Tag Archives: pulley pulley

China wholesaler European Standard Steel Pulley SPA Spb150-3-2517 Spc for Reaping Machine with high quality

Product Description

Product Parameters

product	European Standard Pulley Spb150-3-2517 for Reaping Machine
material	stainless steel , iron , aluminum ,bronze ,carbon steel ,brass etc .
size	ISO standard ,customer requirements
BORE	Finished bore, Pilot Bore, Special request
surface treatment	Carburizing and Quenching,Tempering ,Tooth suface high quenching Hardening,Tempering
Processing Method	Molding, Shaving, Hobbing, Drilling, Tapping, Reaming, Manual Chamfering, Grinding etc
Heat Treatment	Quenching & Tempering, Carburizing & Quenching, High-frequency Hardening, Carbonitriding……
Package	Wooden Case/Container and pallet, or made-to-order
Certificate	ISO9001 ,SGS
Machining Process	Gear Hobbing, Gear Milling, Gear Shaping, Gear Broaching, Gear Shaving, Gear Grinding and Gear Lapping
Applications	Toy, Automotive, instrument, electrical equipment, household appliances, furniture, mechanical equipment,daily living equipment, electronic sports equipment, , sanitation machinery, market/ hotel equipment supplies, etc.
Testing Equipment	Rockwell hardness tester 500RA, Double mesh instrument HD-200B & 3102,Gear measurement center instrument CNC3906T and other High precision detection equipments

workshop & equipment

Production process

Certifications

Our Advantages

1 . Prioritized Quality
2 .Integrity-based Management
3 .Service Orientation
4 .150+ advanced equipment
5 .10000+ square meter factory area
6 .200+ outstanding employees
7 .90% employees have more than 10 year- working experience in our factory
8 .36 technical staff
9 .certificate ISO 9001 , SGS

10 . Customization support

11 .Excellent after-sales service

shipping

sample orders delivery time:
10-15 working days as usual
15-20 working days in busy season

large order leading time :
20-30 working days as usual
30-40 working days in busy season

FAQ

1. why should you buy products from us not from other suppliers?
We are a 32 year-experience manufacturer on making the gear, specializing in manufacturing varieties of gears, such as helical gear ,bevel gear ,spur gear and grinding gear, gear shaft, timing pulley, rack, , timing pulley and other transmission parts . There are 150+ advanced equipment ,200+ excellent employees ,and 36 technical staff . what’s more ,we have got ISO9001 and SGS certificate .

2: What are the common types of tooth profiles for synchronous belt pulleys?

A: The most common tooth profiles for synchronous belt pulleys are the trapezoidal (or T-type) and curvilinear (or HTD-type) profiles. The tooth profile determines the pitch diameter, which affects the overall ratio of the gear drive.

3 .How long is the delivery?
A: Small orders usually takes 10-15 working days,big order usually 20-35 days, depending on orders quantity and whether are standard size.

Certification:	ISO
Pulley Sizes:	V-Belt
Manufacturing Process:	Forging
Material:	Stainless Steel
Surface Treatment:	Electroplating
Application:	Chemical Industry, Grain Transport, Mining Transport, Power Plant

Samples:	US$ 5/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

pulley

How do pulleys contribute to the operation of conveyor systems?

Pulleys play a critical role in the operation of conveyor systems by facilitating the movement of materials or products along the conveyor belt. Here’s how pulleys contribute to the functioning of conveyor systems:

1. Power Transmission: Conveyor systems typically utilize a motorized pulley, also known as a drive pulley or head pulley, which is connected to an electric motor. The motor rotates the drive pulley, which in turn moves the conveyor belt. The rotational power from the motor is transmitted to the belt through the drive pulley, enabling the continuous movement of the belt and the materials being conveyed.

2. Belt Tension and Tracking: Pulleys are used to maintain proper tension in the conveyor belt. Tension pulleys, also called idler pulleys, are strategically placed along the conveyor system to apply tension to the belt. These pulleys help to keep the belt taut and prevent slippage or sagging. Additionally, tracking pulleys are used to align the conveyor belt, ensuring it stays centered and runs smoothly along the intended path.

3. Load Support: Pulleys provide support for the conveyor belt and the load it carries. The belt wraps around the pulleys, and the load is distributed over the surface of the belt. Pulleys with larger diameters are often used at points where heavy loads are encountered to help distribute the load more effectively and prevent belt deformation or damage.

4. Directional Changes: Conveyor systems may require changes in direction to accommodate the layout or specific processing needs. Pulleys known as bend pulleys or snub pulleys are used to redirect the belt and change its course. These pulleys are designed to guide the belt smoothly around bends or corners without causing excessive stress or strain on the belt.

5. Speed Control: Pulleys can be utilized for speed control in conveyor systems. By using pulleys of different sizes or by employing variable speed drives, the rotational speed of the drive pulley can be adjusted, affecting the speed at which the conveyor belt moves. This allows for flexibility in the conveyance process, accommodating different material flow rates or specific operational requirements.

6. System Support and Stability: Pulleys, along with their associated support structures, provide stability to the conveyor system. They help to maintain the alignment and tension of the belt, preventing misalignment, vibrations, and excessive belt movement. Properly designed and maintained pulleys contribute to the overall reliability and smooth operation of the conveyor system.

Conveyor systems are widely used in industries such as manufacturing, mining, logistics, and warehousing. Pulleys are essential components that ensure the efficient and reliable movement of materials and products along the conveyor belt, enabling automated and continuous material handling processes.

pulley

What is the importance of proper pulley alignment and tensioning?

Proper pulley alignment and tensioning are critical factors in ensuring the efficient and reliable operation of pulley systems. They play a significant role in maximizing power transmission, minimizing wear and tear, and maintaining the overall performance and longevity of the system. Here’s the importance of proper pulley alignment and tensioning:

1. Power Transmission Efficiency:

Proper pulley alignment and tensioning ensure optimal power transmission efficiency. When pulleys are misaligned or belts/chains are improperly tensioned, energy is wasted due to increased friction and slippage. This results in decreased power transfer and reduced system efficiency. By aligning the pulleys parallel to each other and applying the correct tension to the belts or chains, the system can achieve maximum power transmission, minimizing energy losses.

2. Belt/Chain Longevity:

Correct pulley alignment and tensioning contribute to the longevity of belts and chains. Misalignment and inadequate tension can cause uneven wear, excessive stretching, and premature failure of the belts or chains. Proper alignment and tension distribute the load evenly across the belts or chains, reducing stress and extending their lifespan. This helps to avoid unplanned downtime, maintenance costs, and the need for frequent belt/chain replacements.

3. Reduced Noise and Vibration:

Improper pulley alignment and tensioning can lead to increased noise and vibration in the system. Misaligned pulleys or loose belts/chains can cause excessive vibration, resulting in noise, equipment damage, and discomfort to operators or nearby personnel. Proper alignment and tensioning help minimize vibration, ensuring quieter operation and a more comfortable working environment.

4. System Reliability and Safety:

Proper alignment and tensioning contribute to the overall reliability and safety of pulley systems. Misaligned pulleys or loose belts/chains can lead to unexpected failures, breakdowns, or accidents. Over-tensioning can also cause excessive stress on components and increase the risk of system failures. By maintaining proper alignment and tension, the system operates within its design parameters, reducing the likelihood of unexpected failures and ensuring the safety of operators and equipment.

5. Improved Performance:

Correct pulley alignment and tensioning enhance the overall performance of the system. Properly tensioned belts or chains provide better grip and traction, allowing for smoother and more precise movement of the driven components. This results in improved speed control, reduced slippage, and enhanced accuracy in applications such as conveyor systems, machine tools, and automotive engines.

6. Maintenance and Cost Savings:

Proper pulley alignment and tensioning can lead to significant maintenance and cost savings. Well-aligned pulleys and correctly tensioned belts or chains experience less wear and require fewer adjustments. This reduces the frequency of maintenance tasks, such as belt/chain replacements, realignments, and re-tensioning. Additionally, by maximizing power transmission efficiency and minimizing wear, proper alignment and tensioning help reduce energy consumption and lower operating costs.

In conclusion, proper pulley alignment and tensioning are crucial for achieving optimal power transmission efficiency, prolonging the lifespan of belts or chains, reducing noise and vibration, ensuring system reliability and safety, improving performance, and realizing maintenance and cost savings. It is essential to follow manufacturer guidelines and perform regular inspections and adjustments to maintain proper alignment and tension in pulley systems.

pulley

What are the advantages of using pulleys for mechanical advantage?

Using pulleys for mechanical advantage offers several advantages in various applications. Here are the key advantages:

1. Increased Lifting Capacity: One of the primary advantages of using pulleys for mechanical advantage is that they allow for the lifting of heavier loads with less effort. By distributing the load over multiple segments of rope or belt, pulleys reduce the amount of force required to lift the load. This is especially beneficial in scenarios where manual lifting or limited power is involved.

2. Easier Load Manipulation: Pulleys make it easier to manipulate and control heavy loads. The mechanical advantage provided by pulleys reduces the force needed to move or lift the load, allowing operators to exert less effort. This makes tasks such as lifting, lowering, and positioning heavy objects more manageable and less physically demanding.

3. Safety and Injury Prevention: By reducing the amount of force required to lift heavy loads, pulleys contribute to improved safety and injury prevention. When operators have to exert less physical effort, the risk of strains, sprains, and other lifting-related injuries is significantly reduced. Pulleys enable controlled and smoother load movement, minimizing the risk of sudden shifts or drops that could cause accidents.

4. Precise Load Positioning: Pulley systems provide precise control over load positioning. By using multiple pulleys and adjusting the tension in the rope or belt, operators can achieve precise vertical and horizontal movements of the load. This level of control is particularly valuable in applications that require accurate placement of heavy objects, such as construction, manufacturing, and material handling.

5. Versatility and Adaptability: Pulleys offer versatility and adaptability in various applications. They can be configured in different arrangements and combinations to achieve specific mechanical advantages based on the requirements of the task or load. Pulleys can be easily integrated into existing systems or incorporated into custom-designed setups, making them highly adaptable to different situations.

6. Efficient Power Transmission: Pulleys provide efficient power transmission in mechanical systems. They enable the transfer of rotational motion and force from one component to another with minimal energy loss. The use of pulleys allows for the optimization of power transmission, ensuring effective utilization of available power sources.

7. Cost-Effectiveness: Using pulleys for mechanical advantage can be cost-effective compared to alternative methods. Pulleys are relatively simple and economical devices that can be readily obtained. They require minimal maintenance and have a long operational lifespan. Additionally, pulley systems can often be designed and implemented without the need for complex and expensive equipment.

In conclusion, using pulleys for mechanical advantage offers advantages such as increased lifting capacity, easier load manipulation, safety and injury prevention, precise load positioning, versatility, efficient power transmission, and cost-effectiveness. These advantages make pulleys a valuable tool in a wide range of industries and applications.

China wholesaler European Standard Steel Pulley SPA Spb150-3-2517 Spc for Reaping Machine with high quality
editor by CX

2023-11-14

China Professional Manufacturer′ S Direct Selling Y104.9-10groove Bearing Pulley Y Rubber Coated Bearing Door and Window Movable Pulley with high quality

Product Description

Product Description:
Product Name: Sliding Roller HN-104.9-10
Dimensions: ID=10mm; OD=4.9mm; Height=10mm
Outside Material: Polyformaldehyde (POM), Polyamide(PA6, PA66, Nylon), Polypropylene(PP), Polycarbonate(PC), Polyurethane(PU)
Insert Material: Carbon Steel, Chrome Steel, Stainless Steel
Color: All colors available
Profile Type:Y Groove
Surface Treatment: Lathing
Structure: HN-625ZZ(ID=10mm, OD=4.9mm, Width=10mm)bearing injected with POM
Service: OEM&ODM
Experience: With 15 years manufacturing history

Adventage:
1) Built-in precise micro bearing;
2) Low noise, elegant performance and rolling smoothly;
3) Superior in quality and moderate in price;
4) We can supply both standard products and customized items according to the customers’ special requirements.
5) We can provide free samples for your reference.

Payment & Packaging &Delivery:

Payment Terms:
1) 100% T/T
2) 30% T/T in advance, 70% against copy of BL
3) Paypal
Packaging Details: Standard export packing (Plastic bag, cartons and pallets or wooden case);
As customers’ requirement
Delivery Port: HangZhou / ZheJiang
Delivery Time: Normally ready goods and stock within 30 days or as the customer’s request

PS: 1) material and color can according to customers’ requirement.
2) we can make different size as per customers’ requirement.

Load Direction:	Radial Bearing
Material:	Plastic
ID:	10mm

Samples:	US$ 0/Piece 1 Piece(Min.Order) \| Order Sample

Customization:	Available \| Customized Request

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Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

pulley

Can pulleys be used in both simple and complex mechanical systems?

Yes, pulleys can be used in both simple and complex mechanical systems. Pulleys are versatile mechanical devices that can be incorporated into a wide range of systems to transmit power, change direction, or provide mechanical advantage.

In simple mechanical systems, pulleys are often used to create a mechanical advantage by reducing the effort force required to lift or move a load. For example, a simple pulley system with a single fixed pulley can distribute the load’s weight over multiple strands of rope or cable, reducing the force needed to lift the load. Simple pulley systems are commonly used in applications such as flagpoles, well buckets, or manual hoists.

In more complex mechanical systems, pulleys can be part of intricate arrangements to achieve specific functions. They can be combined with multiple pulleys, belts or ropes, and other mechanical components to create complex systems for power transmission, tensioning, or precise control. Examples of complex systems that utilize pulleys include conveyor belt systems, industrial machinery, cranes, and elevators.

Pulleys offer several advantages in both simple and complex mechanical systems:

1. Mechanical Advantage: Pulleys can provide a mechanical advantage by distributing the load’s weight over multiple strands of rope or belt, reducing the effort force required to lift or move the load.

2. Direction Change: Pulleys can change the direction of the force applied, allowing for redirection of motion or routing of belts or ropes around obstacles.

3. Speed Adjustment: By adjusting the size of pulleys and the number of pulley systems, the speed of the output motion can be modified relative to the input motion.

4. Power Transmission: Pulleys are effective in transmitting power between shafts or components, allowing for the transfer of rotational motion and torque.

5. Versatility: Pulleys can be used with different types of belts or ropes, such as flat belts, V-belts, timing belts, or wire ropes, providing flexibility in design and application.

Whether in simple or complex mechanical systems, the selection, arrangement, and sizing of pulleys should be carefully considered to ensure proper functionality, efficiency, and safety. Manufacturers’ guidelines, engineering principles, and best practices should be followed when incorporating pulleys into mechanical systems.

pulley

Can pulleys be part of renewable energy systems like wind turbines?

Yes, pulleys can indeed be part of renewable energy systems like wind turbines. While wind turbines primarily rely on the force of the wind to generate electricity, pulleys are used in various components to facilitate the efficient conversion of wind energy into electrical power. Here’s how pulleys can be incorporated into wind turbines:

1. Rotor and Blade Pitch Control:

Pulleys are utilized in the rotor and blade pitch control mechanism of wind turbines. The rotor consists of multiple blades that capture the wind’s energy and convert it into rotational motion. To optimize the turbine’s performance, the pitch angle of the blades needs to be adjusted based on wind conditions. Pulleys and cables are employed to control the pitch angle, allowing the blades to be positioned at the optimal angle to maximize power output. The pulley system enables precise and synchronized blade adjustment, ensuring efficient wind capture.

2. Generator System:

In wind turbines, pulleys are also utilized in the generator system. The rotational motion of the turbine’s rotor is transferred to the generator through a series of mechanical components, including pulleys and belts or gears. The pulleys help to increase or decrease the rotational speed and torque as needed to match the generator’s requirements. This mechanical advantage provided by the pulleys ensures that the generator operates at its optimal speed, enhancing the efficiency of electricity generation.

3. Lifting and Maintenance Systems:

Pulleys are often incorporated into the lifting and maintenance systems of wind turbines. Wind turbine components, such as the nacelle (housing the generator and other equipment) and the rotor blades, are large and heavy, requiring periodic inspection, repair, and replacement. Pulley systems are employed to lift and lower these components during maintenance activities. The pulleys, along with cables and hoists, allow for controlled and safe handling of the heavy parts, enabling efficient maintenance and minimizing downtime.

4. Access Systems:

In larger wind turbines, pulleys are utilized in access systems that provide safe and efficient access to various parts of the turbine, including the nacelle and the rotor blades. Climbing systems or platforms equipped with pulleys allow technicians to ascend or descend the turbine structure, providing easy access for inspection, maintenance, and repairs. Pulleys facilitate the movement of personnel and equipment, ensuring the safety and efficiency of wind turbine operations.

By incorporating pulleys into these different aspects of wind turbines, renewable energy systems can benefit from increased efficiency, improved maintenance procedures, and enhanced safety measures. Pulleys contribute to the overall performance and reliability of wind turbines, enabling the harnessing of wind energy for clean and sustainable electricity generation.

pulley

How does a fixed pulley differ from a movable pulley?

A fixed pulley and a movable pulley are two distinct types of pulleys that differ in their design and functionality. Here’s a detailed explanation of their differences:

1. Design and Attachment: A fixed pulley is attached to a stationary structure, such as a ceiling or wall, using a mounting bracket or other means. It remains fixed in place and does not move during operation. In contrast, a movable pulley is attached to the load being moved and moves along with it. It is typically suspended by a rope or cable and can freely move up and down.

2. Mechanical Advantage: When it comes to mechanical advantage, a fixed pulley does not provide any advantage. It changes the direction of the force applied but does not reduce the effort required to lift the load. On the other hand, a movable pulley provides mechanical advantage by reducing the effort needed to lift the load. It distributes the load between the rope segments attached to the movable pulley and the fixed point, making it easier to lift heavy objects.

3. Force Distribution: In a fixed pulley, the force applied to one end of the rope or belt is redirected to change the direction of the force. The load is lifted by pulling the opposite end of the rope. In this case, the force required to lift the load is equal to the weight of the load itself. In a movable pulley, the load is attached to the movable pulley itself. The force required to lift the load is reduced because the weight of the load is distributed between the rope segments attached to the movable pulley and the fixed point.

4. Directional Change: Both fixed and movable pulleys are capable of changing the direction of the applied force. However, the primary function of a fixed pulley is to change the direction of force, while a movable pulley combines force direction change with mechanical advantage. The movable pulley allows the operator to exert force in a more convenient direction while requiring less effort to lift the load.

5. Applications: Fixed pulleys are commonly used in combination with other pulleys to create more complex systems, such as block and tackle arrangements. They are often used in scenarios where the primary objective is to change the direction of force. Movable pulleys, on the other hand, are frequently used in systems that require mechanical advantage or a reduction in the effort needed to lift heavy objects. They are often found in applications such as lifting systems, cranes, and elevators.

Overall, the key differences between a fixed pulley and a movable pulley lie in their design, mechanical advantage, force distribution, and applications. While a fixed pulley primarily changes the direction of force, a movable pulley combines force direction change with mechanical advantage, making it easier to lift heavy loads.

China Professional Manufacturer′ S Direct Selling Y104.9-10groove Bearing Pulley Y Rubber Coated Bearing Door and Window Movable Pulley with high quality
editor by CX

2023-11-14

China best CZPT CZPT Placement Machine PCBA Assembly Conveyor Pulley B Asm E20897210A0 belt pulley

Product Description

JUKI CHINAMFG placement machine PCBA assembly CONVEYOR PULLEY B ASM E2 0571 210A0

Product Description

Product name	JUKI CONVEYOR PULLEY B ASM E2 0571 210A0
Condition	Original new
Usage	Juki placement machine Spare Part accessories
Quality	100% tested
Package	Carton Box or wooden case
Part number	E2 0571 210A0
Payment	Paypal, Western Union, TT, L/C and etc.
Delivery	UPS, DHL, FedEx, express delivery, sea, and air transport.
Application	SMT PCB Assembly Production Line, CHINAMFG placement machine spare parts accessories

Comprehensive product category for you to choose from
1	Placement machine feeder	13	LED pick and place machine
2	SMT placement machine	14	Wave soldering Machine
3	SMT AOI	15	SMT coating machine
4	SMT SPI	16	SMT cleaning machine
5	SMT stencil printer	17	SMT label mounter
6	SMT reflow oven	18	PCB cutting machine
7	SMT X-Ray	19	PCB laser machine
8	SMT feeder	20	PCB handling machine
9	SMT nozzle	21	SMT mounter
10	SMT digital camera	22	SMT accessories
11	SMT sensor	23	Placement machine accessories
12	SMT motor	24	Etc.

Welcome to consult.

Detailed Photos

Other CHINAMFG parts:
40046619 MOUSE HINGE
40046625 SWITCH PANEL R PRINT FIG
40046628 ROLLER XIHU (WEST LAKE) DIS. R
40046631 Z SLIDE BRACKET A
40046632 NOZZLE OUTER
40046637 MOUSE POCKET
40046642 MAGNETIC SCALE WIPER
40046643 CG2 GREASE
40046644 ZM RUBBER
40046646 FILTER
40046647 JIG NOZZLE LNC JIG
40046648 CHINAMFG OFFSET BOSS(70)
40046649 CHINAMFG OFFSET BOSS(80)
405710 T3.5 JIG SPACER JIG
405711 T16.5 JIG SPACER JIG
40046680 COPLANARITY UNIT ASM
4057108 LINEAR_XIHU (WEST LAKE) DIS._Y
4057109 CABLE BEAR Y
4057150 LINEAR_XIHU (WEST LAKE) DIS._X
4057173 ATC_LABEL
4057186 CABLE BEAR X
4057196 CB_SUPPORT_B_S
LNC HEAD ASM FX-3
OCC_LENS_ASSY
OCC_LIGHT_ASSY
HMS_ASSY
OCC_ASSY
SOLENOID_VALVE
OCC_LENS_BRACKET
MANIFOLD_VALVE_A_ASM
PWB_XIHU (WEST LAKE) DIS. S-A
PWB_XIHU (WEST LAKE) DIS. S-B
PWB_XIHU (WEST LAKE) DIS._PLATE_S-A
PWB_XIHU (WEST LAKE) DIS._PLATE_S-B
PWB_XIHU (WEST LAKE) DIS._J
JOINT_PULLEY_BELT
PWB_INNER_A
PWB_INNER_B
PWB_XIHU (WEST LAKE) DIS._IN-OUT
CONVEYOR_BELT_S
CONVEYOR BELT J
CONVEYOR BELT IN/OUT
CONVEYOR_BELT_IN/OUT-W
DRIVE_PULLEY
STOPPER_CHIP_B
RAIL_STAND_PLATE
4057160 XY_DRIVER_UNIT
4057164 VACUUM_PUMP_ASSY
4057179 POWER_SUPPRY_ASSY
4057183 CTRL_BOX_ASSY
4057136 XY DRV UNIT (EN) ASM
4057138 SAFETY UNIT BODY ASSY
4057139 POWER SUPPRY ASSY L(EN)
4057140 POWER SUPPRY ASSY R(EN)
4057160 COVER_RB_C
4057170 LCD_BRACKET_F
4057171 LCD_BRACKET_R
4057181 COVER_SB_R
4057182 COVER_SB_A
4057184 COVER_SB_B
4057194 COVER_FB_B
457109 GAS SPRING
457116 COVER_SB_L
457144 LOCK_SHAFT(HSM)
457145 FIXING_PLATE(HSM)
457149 DRIVER_BRACKET
457153 UP_SENSOR_STAY
457154 DRIVE_CYLINDER(FX3)_ASM
457172 TAPE_XIHU (WEST LAKE) DIS.
457173 FS_PLATE
457174 ROLLER_XIHU (WEST LAKE) DIS.
457177 ROLLER_XIHU (WEST LAKE) DIS._LL
4057109 SOLENOIDO_GIRD
4057125 HEAD_TOP_COVER_R
4057126 HEAD_TOP_COVER_R
4057129 CB_SUPPORT_SHEET_T
4057134 XM_BASE_B
4057157 HTP_POLE_A
4057192 Y_FIX_STOPPER
4057189 CHINAMFG SW(F) ASM
4057194 F-KEYBOARD CABLE ASM
4057199 ETHER CONVERSION CABLE ASM
4057100 XY BEAR CABLE D ASM
4057102 ETHER-MAIN PCB ASM
4057104 ETHER-SLAVE PCB ASM
4057106 HEAD-MAIN PCB ASM
4057108 OCC A LIGHT PCB ASM
4057112 OCC C LIGHT PCB ASM
4057114 XY-RELAY PCB ASM
4057118 BASE-CARRY PCB ASM
4057120 OPERATION PCB FRONT ASM
4057122 POWER PCB ASM
4057124 ZT POWER PCB ASM

Packaging & Shipping

We use wooden case packaging, vacuum packaging, carton packaging and other combinations
ensure that the goods will not be damaged during transportation.

Company Profile

ZheZheJiang nling Industrial Co., Ltd is focusing on the global Placement machine industry.
Our company is a high-end brand manufacturer of automatic AOI visual inspection equipment and a global supplier of CHINAMFG accessories, which integrates R & D, manufacturing, sales, and service. The company’s R & D team is composed of overseas and domestic senior VISION technical experts, has many years of R & D and manufacturing experience in the AOI visual inspection equipment industry, and the core technology has obtained a number of invention and application patents. At the same time, it also operates various brands of CHINAMFG whole-line equipment leasing business, CHINAMFG maintenance business, CHINAMFG accessories business.

Our Advantages

1. Brand authentic guarantee
2. Customization is acceptable
3. Professional technical and sales team
4. Complete SMT brand and product support
5. Over 15 years experience, quality guarantee.
6. Full range of products, sufficient inventory, and fast delivery time

Brand Partner

FAQ

1. What products can you provide?
Placement Machine Feeder, CHINAMFG Placement Machine, CHINAMFG AOI, CHINAMFG SPI, CHINAMFG Stencil Printer, CHINAMFG Reflow Oven, CHINAMFG X-Ray, CHINAMFG Feeder, CHINAMFG Nozzle, LED Pick & Place Machine, Wave Soldering Machine, CHINAMFG Coating Machine, CHINAMFG Cleaning Machine, CHINAMFG Label Mounter, PCB Cutting Machine, PCB Laser Printer Machine, PCB Handling Machine, CHINAMFG Mounter Sales: Placement Machine, Placement Machine Accessories, CHINAMFG Accessories.

2. Can I get a sample? what is your MOQ?
Yes, the sample is available, our MOQ is 1 piece

3. How long will it take to deliver the goods?
About 1 to 7 working days.

4. What kinds of brands of parts can you provide?
We have Fuji, Juki, Yamaha, Samsung, Panasonic, Siemens, Universal, Hitachi, etc.

5. What is the warranty of CHINAMFG machine accessories?
We provide 6 months warranty on new accessories and 3 months on Second accessories, actual life depends on working and maintenance. If it can not work after newly received, free replacement would be sent immediately or refund

After Sales Service

24 hrs online, quick response, guaranteed warranty for you!

For more information, please visit our Official website

After-sales Service:	24 Hrs Online
Condition:	New
Speed:	Super High Speed
Precision:	High Precision
Certification:	RoHS, ISO, CE
Warranty:	6 Months

Customization:	Available \| Customized Request

pulley

What is the difference between a fixed and a swivel pulley?

Fixed and swivel pulleys are two common types of pulleys that differ in their design and functionality. Here are the key differences between these two types:

1. Fixed Pulley: A fixed pulley is a type of pulley that is mounted or attached to a fixed point, such as a beam or a ceiling. It does not move or rotate independently of its mounting point. The primary function of a fixed pulley is to change the direction of the force applied to a rope or cable. When a force is applied to the rope or cable passing through a fixed pulley, the load moves in the opposite direction. However, a fixed pulley does not provide any mechanical advantage, meaning it does not reduce the effort required to lift the load.

2. Swivel Pulley: A swivel pulley, also known as a movable pulley, is designed to rotate or swivel on a separate mounting point. It has a built-in mechanism that allows it to move independently. Unlike a fixed pulley, a swivel pulley is capable of changing both the direction and the magnitude of the force applied to the rope or cable. When a force is applied to the rope or cable passing through a swivel pulley, the load moves in the same direction as the applied force. Additionally, a swivel pulley provides a mechanical advantage by distributing the load’s weight over multiple strands of rope or cable, reducing the effort required to lift the load.

In summary, the main differences between fixed and swivel pulleys are:

– Fixed pulleys are stationary and do not move independently, while swivel pulleys can rotate or swivel on a separate mounting point.

– Fixed pulleys change the direction of the force applied to the rope or cable, while swivel pulleys change both the direction and the magnitude of the force.

– Fixed pulleys do not provide a mechanical advantage, while swivel pulleys provide a mechanical advantage by distributing the load’s weight over multiple strands of rope or cable.

Both fixed and swivel pulleys have their specific applications and can be used individually or in combination with each other to achieve desired mechanical functions in various systems and setups.

pulley

How do pulleys work in garage door openers and winches?

Pulleys play a crucial role in both garage door openers and winches, enabling the smooth and efficient operation of these devices. They provide mechanical advantage, facilitate load lifting and lowering, and contribute to the overall functionality and safety of garage door openers and winches. Here’s how pulleys work in each of these applications:

1. Garage Door Openers:

In a typical garage door opener system, pulleys are used in conjunction with a motor, drive belt or chain, and a set of cables or torsion springs. The pulleys are mounted on the garage door’s torsion bar or header, and the cables or springs are connected to the bottom of the door. Here’s how the pulleys work in a garage door opener:

– Motor and Drive Mechanism: The motor drives a pulley or sprocket, which is connected to a drive belt or chain. As the motor rotates the pulley, the drive belt or chain moves, transferring rotational motion to another pulley or sprocket mounted on the torsion bar.

– Torsion Bar and Cables: The torsion bar, equipped with a pulley, is located above the garage door. The cables are threaded through the pulleys and attached to the bottom of the door on each side. When the motor rotates the torsion bar pulley, the cables move, causing the garage door to open or close.

– Mechanical Advantage: By using pulleys, the garage door opener system creates a mechanical advantage. The arrangement of the pulleys and cables or springs helps distribute the load, making it easier for the motor to lift the heavy garage door. This mechanical advantage reduces the strain on the motor and ensures smooth and controlled movement of the door.

2. Winches:

Pulleys are also integral components of winches used for lifting and pulling heavy loads. Winches consist of a drum or spool around which a cable or rope is wrapped, and pulleys are used to guide and redirect the cable or rope. Here’s how pulleys work in a winch:

– Load Lifting: The cable or rope is wound around the winch drum, and one end is attached to the load to be lifted or pulled. The other end is connected to a fixed point or a secondary pulley system. As the winch drum rotates, the cable or rope is wound or unwound, allowing the load to be lifted or lowered.

– Pulley Systems: Pulleys are used in winches to redirect the cable or rope, providing a mechanical advantage and ensuring smooth movement. Additional pulleys may be employed to create a block and tackle system, further increasing the mechanical advantage and the winch’s lifting capacity.

– Control and Safety: Winches often incorporate braking systems and clutches to control the movement and secure the load. Pulleys play a role in these control mechanisms, helping to regulate the winch’s speed and provide reliable stopping and holding power.

Overall, pulleys are essential components in garage door openers and winches, enabling the smooth and controlled movement of heavy loads. They provide mechanical advantage, facilitate load lifting and lowering, and contribute to the efficiency and safety of these devices.

pulley

Can pulleys be customized for specific applications?

Yes, pulleys can be customized to meet the specific requirements of various applications. Customization allows pulleys to be tailored to specific sizes, shapes, materials, and performance characteristics. Here’s a detailed explanation of how pulleys can be customized:

1. Size and Shape: Pulleys can be customized in terms of their size and shape to fit the specific space and layout constraints of the application. This includes variations in diameter, width, groove configuration, and overall design. Custom sizes and shapes ensure optimal fit and compatibility within the system, allowing for efficient and effective load distribution and lifting.

2. Materials: Pulleys can be customized based on the materials used for their construction. Different materials offer varying properties such as strength, durability, weight, and resistance to corrosion or wear. By selecting the appropriate materials, pulleys can be customized to withstand the specific operating conditions of the application, including temperature, humidity, and exposure to chemicals or harsh environments.

3. Bearing Systems: The bearing system of a pulley can be customized to suit the requirements of the application. Different bearing types, such as ball bearings or roller bearings, can be selected based on factors like load capacity, rotational speed, and desired friction characteristics. Customizing the bearing system ensures smooth rotation, reduced friction, and improved overall performance of the pulley.

4. Coatings and Surface Treatments: Pulleys can be customized with various coatings and surface treatments for enhanced performance. For example, pulleys used in applications that involve high temperatures may benefit from heat-resistant coatings. Pulleys used in environments with corrosive substances can be coated with protective materials to prevent corrosion. Surface treatments such as polishing or plating can also be applied to reduce friction, improve wear resistance, or provide specific surface properties.

5. Load Capacity and Performance: Pulleys can be customized to accommodate specific load capacities and performance requirements. This includes determining the number of pulleys in a system, selecting the appropriate pulley ratios, and configuring the pulley arrangement to achieve the desired mechanical advantage. Customization allows pulleys to be optimized for the specific load requirements, ensuring efficient load distribution and lifting.

6. Integration with Systems: Pulleys can be customized to seamlessly integrate with existing systems or equipment. This involves designing pulleys with compatible interfaces, mounting options, and connection methods. Customization ensures proper alignment, easy installation, and smooth operation when incorporating pulleys into the overall system.

7. Specialty Applications: In certain specialized applications, pulleys can be customized to meet unique requirements. This may include designing pulleys for extreme operating conditions, such as high speeds or heavy loads, or developing pulleys with specific features like built-in sensors or locking mechanisms. Customization allows pulleys to be tailored to the specific needs of niche applications.

Customization of pulleys is typically carried out by manufacturers or suppliers who have the expertise and capabilities to design and produce pulleys according to specific customer requirements. This allows for the optimization of pulley performance, compatibility, and efficiency in a wide range of applications.

China best CZPT CZPT Placement Machine PCBA Assembly Conveyor Pulley B Asm E20897210A0 belt pulley
editor by CX

2023-11-13

China OEM ISO Custom Steel Casting Pulleys Wheels Cast Iron Belt Pulleys pulley band

Product Description

ISO Custom Steel Casting Wheels Cast Iron Belt Pulleys

Product Description

V Belt Pulley Features as follows:

1.Type: SPZ, SPA, SPB, SPC, 3V,5V,8V, Adjustable Pulleys,Multiwedge Pulleys/ Ploy-V Pulleys and customized Pulley etc.

2. Bore: Pilot Bore and Taper Bore available.

3. Material: Cast Iron,Gray Cast Iron and S.G. Cast Iron

4. V Belt Pulley set with Belt available CHINAMFG request.

Detailed Photos

The material of pulleys could be iron,carbon steel or as required

The surface normally is painting as required

Seger mainly provide custom service for pulleys as per client’s drawing or samples.

1. Type: SPZ, SPA, SPB, SPC
2. Material: Superior Gray cast iron GG20, GG22, GG25
3. Pilot bore pulley, Taper bore pulley
4. Surface treatment: Phosphating finished
5. Size from 1 to 12 grooves
6. Laser printing
7. Easy to install and disassemble
8. Good hardness and strength with Precision machining
9. High precision and anticorrosive capability
10. Strict QC management
11. OEM and ODM are available
12. Strictly dynamically balanced with high precision dynamical balancing tools, unbalanced volume corrected accurately.

Technics Flow

QC Control

Packaging & Shipping

Clients Praise

FAQ

Q: Are you trading company or manufacturer ?
A: We are factory and export by ourself.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: How long is your delivery time ? What is your terms of payment ?
A: Generally it is 40-45 days. The time may vary depending on the product and the level of customization. For standard products, the payment is: 30% T/T in advance ,balance before shippment. Q: What is the exact MOQ or price for your product ? A: As an OEM company, we can provide and adapt our products to a wide range of needs.Thus, MOQ and price may greatly vary with size, material and further specifications; For instance, costly products or standard products will usually have a lower MOQ.

For more detials,kindly contact lisa.

Certification:	ISO
Pulley Sizes:	Customzied
Manufacturing Process:	Casting

Samples:	US$ 2/Piece 1 Piece(Min.Order) \| Order Sample

Customization:	Available \| Customized Request

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Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

pulley

How do pulleys function in various types of vehicles and machinery?

Pulleys play crucial roles in numerous types of vehicles and machinery, enabling the transmission of power, control of mechanical systems, and efficient operation. Here’s how pulleys function in various applications:

1. Automotive Engines: In vehicles, pulleys are commonly used in the engine’s accessory drive system. The crankshaft pulley, also known as the harmonic balancer, is connected to the engine’s crankshaft and drives various accessories such as the alternator, power steering pump, and air conditioning compressor. The pulleys enable the transfer of rotational power from the engine to these accessories, allowing them to perform their respective functions.

2. Belt-Driven Systems: Pulleys are extensively used in belt-driven systems across various machinery and equipment. These systems utilize belts, such as V-belts or timing belts, which wrap around pulleys to transfer power. Examples include conveyor systems, industrial machinery, agricultural equipment, and HVAC systems. The pulleys provide the necessary grip and tension to ensure efficient power transmission and drive system operation.

3. Cranes and Hoists: Pulleys are integral components of cranes and hoists, enabling the lifting and movement of heavy loads. Multiple pulleys, often arranged in a block and tackle configuration, are used to create mechanical advantage, reducing the effort required to lift the load. By distributing the load’s weight over multiple strands of rope or cable, pulleys allow for controlled lifting and precise positioning of objects.

4. Construction Equipment: Pulleys are found in various types of construction machinery. For example, in excavators and cranes, pulleys are used in the wire rope systems for lifting and lowering the boom, bucket, or other attachments. Pulleys help in managing the forces involved in these operations, providing smooth and controlled movement.

5. Elevators: Pulleys are essential components in elevator systems. Elevator cars are suspended by steel cables that run over pulleys. These pulleys are connected to an electric motor through a system of gears and sheaves. As the motor rotates the pulleys, the elevator car moves up or down. Pulleys in elevator systems help in efficiently transferring power and maintaining the stability and safety of vertical transportation.

6. Exercise Equipment: Pulleys are widely used in exercise machines and gym equipment to provide resistance and enable adjustable resistance levels. By incorporating pulley systems with different configurations and cable arrangements, exercise equipment can offer a variety of exercises targeting specific muscle groups.

7. Marine Applications: Pulleys are utilized in various marine applications, such as sailboats and winches. Pulleys help in controlling the movement and tension of ropes and cables, enabling sail adjustments, mast raising and lowering, and other rigging operations.

8. Garage Doors: Pulleys are employed in garage door mechanisms to facilitate the smooth opening and closing of the doors. They are used in conjunction with cables or belts, allowing for the transfer of force from the door opener to the door itself.

These examples demonstrate the versatility and importance of pulleys in a wide range of vehicles and machinery. By utilizing pulleys, these systems can achieve efficient power transmission, mechanical advantage, controlled movement, and improved functionality.

pulley

How are pulleys used in theater and stage rigging?

Pulleys play a vital role in theater and stage rigging, enabling the movement of scenery, props, and equipment with precision and control. They are essential components of the rigging systems used in theaters and stages for lifting, flying, and manipulating various elements during performances. Here’s how pulleys are commonly used in theater and stage rigging:

1. Fly Systems: Fly systems are used to raise and lower scenery, backdrops, curtains, and other elements onto and off the stage. They consist of a series of pulleys, known as blocks, mounted on battens or grids. The pulleys allow the use of counterweights or motorized systems to control the movement of the loads. By changing the configuration of the pulleys and adjusting the counterweights, stage crews can achieve smooth and precise vertical movement of the flown elements.

2. Counterweight Systems: Counterweight systems, commonly employed in fly systems, utilize pulleys to guide the lift lines and distribute the load. The pulleys help reduce friction and ensure that the counterweights move smoothly and efficiently. By adjusting the number and arrangement of pulleys, as well as the counterweight amounts, technicians can achieve the desired balance and control the speed and movement of the flown elements.

3. Line Sets: Line sets are used to suspend and control various elements such as lighting fixtures, speakers, and special effects equipment. Pulleys are incorporated into the line sets to redirect the lines and provide mechanical advantage. This allows technicians to easily raise, lower, and adjust the position of the equipment as needed. By manipulating the pulley system, stage crews can precisely position the equipment and achieve optimal lighting, sound, and visual effects during performances.

4. Automated Systems: In modern theater and stage rigging, automated systems are becoming increasingly prevalent. These systems use motorized pulleys, known as winches or hoists, to control the movement of scenery, lighting, and other elements. The motorized pulleys enable precise and programmable control, allowing for complex and dynamic stage effects. These systems often incorporate multiple pulleys and computerized controls for enhanced automation and synchronization.

5. Rope and Cable Management: Pulleys are also used in theater and stage rigging to manage ropes and cables. They are incorporated into rope locks, cable management systems, and tensioning devices to guide and redirect the lines, ensuring smooth operation and minimizing the risk of entanglement or snags.

6. Safety and Load Distribution: Pulleys in theater and stage rigging play a crucial role in ensuring safety and proper load distribution. They help distribute the load across multiple lines, reducing the strain on individual ropes or cables. Additionally, pulleys are often equipped with safety mechanisms such as locking devices or secondary braking systems to prevent accidental drops or equipment failures.

Overall, pulleys are integral to theater and stage rigging, providing the mechanical advantage, control, and safety measures necessary for the smooth and precise movement of scenery, props, and equipment. They enable the creation of visually stunning and immersive performances, enhancing the overall theatrical experience for audiences.

pulley

What is a pulley, and how does it function in mechanical systems?

A pulley is a simple machine consisting of a grooved wheel and a rope, cable, or belt that runs along the groove. It is used to transmit force and motion in mechanical systems. Here’s a detailed explanation of how a pulley functions:

1. Mechanical Advantage: The primary function of a pulley is to provide mechanical advantage. By changing the direction of the force applied and distributing it over multiple segments of the rope or belt, a pulley system allows for easier lifting or moving of heavy loads. The mechanical advantage gained depends on the number of pulleys used in the system.

2. Force Transmission: When a force is applied to one end of the rope or belt, it creates tension that causes the pulley to rotate. As the pulley turns, the force is transmitted to the load attached to the other end of the rope or belt. This force transmission allows for the movement and manipulation of objects in mechanical systems.

3. Directional Change: One of the key functions of a pulley is to change the direction of the applied force. By redirecting the force along a different path, a pulley system enables the operator to exert force from a more convenient or advantageous position. This directional change is particularly useful in situations where the force needs to be applied vertically, horizontally, or at an angle.

4. Speed and Torque Conversion: In addition to changing the direction of force, pulleys can also be used to convert speed and torque in mechanical systems. By varying the size of the pulleys or using pulleys of different diameters, the rotational speed and torque can be adjusted according to the requirements of the system. This speed and torque conversion allows for the optimization of power transmission and the matching of different rotational speeds between input and output components.

5. Multiple Pulley Systems: Pulleys can be combined in systems to achieve increased mechanical advantage or to create complex motion patterns. In systems with multiple pulleys, such as block and tackle arrangements, the load is distributed over several segments of rope or belt, further reducing the effort required to lift heavy objects. These systems are often used in cranes, elevators, and other applications where heavy lifting is necessary.

6. Fixed and Movable Pulleys: Pulleys can be categorized as fixed or movable. A fixed pulley is attached to a stationary structure, and its main function is to change the direction of force. A movable pulley, on the other hand, is attached to the load being moved and moves with it. Movable pulleys provide mechanical advantage by reducing the effort required to lift the load.

7. Belt and Rope Pulleys: Pulleys can have different designs depending on the application. Belt pulleys typically have a grooved surface to grip and guide belts, while rope pulleys have a smooth surface to minimize friction and prevent rope wear. The choice between belt and rope pulleys depends on factors such as load requirements, operational environment, and desired efficiency.

Overall, a pulley is a versatile mechanical device that functions as a force multiplier, directional changer, and speed/torque converter in mechanical systems. Its ability to provide mechanical advantage, change force direction, and facilitate complex motion patterns makes it an essential component in various applications, including lifting, transportation, and power transmission.

China OEM ISO Custom Steel Casting Pulleys Wheels Cast Iron Belt Pulleys pulley band
editor by CX

2023-11-13

China supplier Custom Adjustable Aluminium T5 Timing Belt Pulley idler pulley

Product Description

High quality Timing Belt Pulley
Specification

Type	Timing Belt Pulley
Certificate	ISO9001
Teeth Profile	5M 8M MXL XL L H 2M S2M 3M S3M 5M 8M 14M T2.5 T5
Belt Width	4-50mm
Inner Bore	2-200mm H7 precision or customized
Bore type	Taper hole, pilot bore, round hole
Color	OEM
Surface treatment	Anodize,Black Oxide,Phosphate and Galvanization

Company Information
FAQ
Q1. Can I have a sample order for Timing Belt Pulley?Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.Q2. What about the lead time?1) 2–3 days for sample
2) 20–30 days for mass production. If urgent,we have green channel.Q3. Do you have any MOQ limit for V belt order?Low MOQ, 1pc for sample checking is availableQ4. Is it OK to print my logo on V belt product?Yes. Please inform us your logo or design before mass productionQ5. How to guarantee your quality?We are 1 of the top suppliers of International famous Belt company over years. Excellent quality is well accepted.
Please contact us for more details.

Certification:	ISO
Material:	Aluminum Alloy, Stainless Steel
Application:	Mining Transport
Bore Type:	Taper Hole, Pilot Bore, Round Hole
Inner Bore:	2-200mm H7 Precision or Customized
Color:	OEM

Samples:	US$ 50/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

pulley

What is the difference between a fixed and a swivel pulley?

Fixed and swivel pulleys are two common types of pulleys that differ in their design and functionality. Here are the key differences between these two types:

In summary, the main differences between fixed and swivel pulleys are:

– Fixed pulleys are stationary and do not move independently, while swivel pulleys can rotate or swivel on a separate mounting point.

– Fixed pulleys change the direction of the force applied to the rope or cable, while swivel pulleys change both the direction and the magnitude of the force.

– Fixed pulleys do not provide a mechanical advantage, while swivel pulleys provide a mechanical advantage by distributing the load’s weight over multiple strands of rope or cable.

Both fixed and swivel pulleys have their specific applications and can be used individually or in combination with each other to achieve desired mechanical functions in various systems and setups.

pulley

How do pulleys work in garage door openers and winches?

1. Garage Door Openers:

2. Winches:

pulley

In which industries are pulleys extensively used?

Pulleys are extensively used in various industries for a wide range of applications. Here are some of the industries where pulleys find extensive use:

1. Manufacturing and Industrial: Pulleys are widely used in manufacturing and industrial settings. They are employed in conveyor systems for material handling, assembly lines, and production processes. Pulleys are also utilized in machinery and equipment such as pumps, compressors, generators, and conveyors. These industries rely on pulley systems for efficient movement of materials, power transmission, and mechanical advantage.

2. Construction and Engineering: The construction and engineering industries heavily rely on pulleys for lifting and moving heavy loads. Cranes, hoists, and winches utilize pulley systems to provide mechanical advantage and precise control over lifting operations. Pulleys are also employed in scaffolding systems, elevators, and material handling equipment used in construction projects.

3. Mining and Quarrying: In mining and quarrying operations, pulleys are used in various applications. They are utilized in conveyor systems to transport bulk materials such as coal, ore, and aggregates. Pulleys play a crucial role in mining equipment such as crushers, screens, and excavators, enabling efficient material handling and processing.

4. Transportation and Logistics: The transportation and logistics industries utilize pulleys in various ways. Pulleys are integral components in vehicles, including cars, trucks, buses, and trains. They are used in engines, power steering systems, alternators, and air conditioning systems. In logistics, pulleys are employed in conveyor belts and sorting systems for efficient movement of packages and goods in warehouses and distribution centers.

5. Agriculture and Farming: Pulleys have significant applications in the agriculture and farming sectors. They are used in machinery such as tractors, combines, and harvesters for power transmission and drive systems. Pulleys are also utilized in irrigation systems, grain elevators, and feed processing equipment.

6. Marine and Offshore: Pulleys find extensive use in marine and offshore industries. They are employed in shipbuilding, offshore drilling rigs, and maritime equipment. Pulleys are used in winches, cranes, anchor systems, and rigging applications. They enable safe and efficient lifting, lowering, and positioning of heavy equipment and cargo on ships and offshore platforms.

7. Energy and Utilities: The energy and utilities sectors utilize pulleys in power generation and transmission systems. Pulleys are used in turbines, generators, and power plants to transfer rotational motion and transmit power. They are also employed in renewable energy systems such as wind turbines and hydroelectric plants.

8. Entertainment and Stage Production: Pulleys have applications in the entertainment and stage production industries. They are used in theater rigging systems, concert stages, and amusement park rides. Pulleys enable the controlled movement of scenery, lighting equipment, and performers, ensuring smooth and precise operations.

These are just a few examples of the industries where pulleys are extensively used. Pulleys play a crucial role in a wide range of applications, providing mechanical advantage, power transmission, and efficient movement of loads in numerous industrial sectors.

China supplier Custom Adjustable Aluminium T5 Timing Belt Pulley idler pulley
editor by CX

2023-11-10

China high quality Fast Sell Multiple Engine/Size Standard Crankshaft Tensioner, Crankshaft Pulley Two Grooves Fit for 6D34 Engine Many Types of Machine Excavator. pulley assembly

Product Description

Fast Sell Multiple engine/Size Standard Crankshaft Tensioner, Crankshaft Pulley Two Grooves fit for 6D34 engine Many Types of machine excavator.

Our main products:
steel cover lock, filter, oil grid, pump, cylinder head, crankshaft, camshaft, connecting rod, connecting rod bearing, valve, plunger, nozzle, exhaust valve, engine assembly, intake pump , fan blade, engine preheater, radiator, intake valve, main bearing, crankshaft bearing, nozzle, nozzle pipe, oil pump, piston, piston pin, piston ring, plunger, valve seat, thrust bearing, valve guide, valve Seats, valve seals, gasket sets, water pumps, turbochargers, generators, starters, sensors…

Please click here>>>>Contact us for more factory price,shipping and discounts

ENGINE CUSHION

NO.

LB NO.

Model

OEM NO.

Name

NO.

LB NO.

Model

OEM NO.

Name

NO.

LB NO.

Model

OEM NO.

Name

KLB-Q3

BELT TENSIONER

KLB-Q0017

SK350-8 4pieces groove

BELT TENSIONER

KLB-Q0032

4BD1 4BG1
A:singlePK B:3PK

3389198

CRANKSHAFT PULLEY

KLB-Q0003

6CT

3967190

BELT TENSIONER

KLB-Q0018

SK460 3pieces groove

BELT TENSIONER

KLB-Q0033

EX200-1/3 6BD1

CRANKSHAFT PULLEY

KLB-Q0004

EC210

462280

BELT TENSIONER

KLB-Q0019

VOLVO360

BELT TENSIONER

KLB-Q0034

6D31(NEW)

173*140*34

CRANKSHAFT PULLEY

KLB-Q0005

E325C

144-1102

BELT TENSIONER

KLB-Q571

S6K

BELT TENSIONER

KLB-Q0035

6D31(OLD)

160*120*34

CRANKSHAFT PULLEY

KLB-Q0006

PC200-8

BELT TENSIONER

KLB-Q0571

PC60 4D95

150*66*43

CRANKSHAFT PULLEY

KLB-Q0036

E200B/320

160*113*45

CRANKSHAFT PULLEY

KLB-Q0007

VOLVO210 stainless steel

BELT TENSIONER

KLB-Q0571

PC120-6

CRANKSHAFT PULLEY

KLB-Q0037

E320B

160*110*45

CRANKSHAFT PULLEY

KLB-Q0008

VOLVO360

BELT TENSIONER

KLB-Q571

PC200-3 6D105

144*113*39 6138-31-1480

CRANKSHAFT PULLEY

KLB-Q0038

E320C

170*143*45

CRANKSHAFT PULLEY

KLB-Q0009

CA016/C7

BELT TENSIONER

KLB-Q0571

PC200-5 6D95

150*110*41 6207-31-1410

CRANKSHAFT PULLEY

KLB-Q0039

DH220-5 DB58

CRANKSHAFT PULLEY

KLB-Q571

VOLVO480 with Belt groove

BELT TENSIONER

KLB-Q0571

PC200-6 6D95

155*154*42 6209-31-1410

CRANKSHAFT PULLEY

KLB-Q0014

2107-6004B

BELT TENSIONER

KLB-Q0011

VOLVO480

BELT TENSIONER

KLB-Q0026

PC200-6 6D102

6735-61-3280 220*54*19

CRANKSHAFT PULLEY

KLB-Q0015

BELT TENSIONER

KLB-Q0012

VOLVO480

BELT TENSIONER

KLB-Q0571

PC300-3 PC400 6D125

182*118*43

CRANKSHAFT PULLEY

KLB-Q571

EX200-5 6BG1 3pieces groove

230*120*40

CRANKSHAFT PULLEY

KLB-Q0013

E320C

BELT TENSIONER

KLB-Q571

A:PC300-6 6D108 doublePK

144*127*40

CRANKSHAFT PULLEY

KLB-Q0030

4D31

168*100*35

CRANKSHAFT PULLEY

1Q:What is your brand?
1A:Our own brand: Mita Group and its range of excavator parts.

2Q:Do you have your own factory? Can we have a visit?
2A:Absolutely, you are alwayswelcome to visit our factory.

3Q:How do you control the quality of the products?
3A:Our factory was obtained the ISO9001CERTIFICATE.Every process of the production is strictly controlled. And all products will be inspected by QC before shipment.

4Q:How long is the delivery time?
4A:2 to 7 days for ex-stock orders. 15 to 30 days for production.

5Q:Can we print our company logo onproduct and package?
5A:Yes, but the quantity of the order is required. And we need you to offer the Trademark Authorization to us.

6Q:Can you provide OEM BRAND package?
6A:Sorry, we can only offer our company ACT BRAND package or neutral packing,blank package ifyou need, and the Buyers’ Brand as authorized.7Q:How long is the warranty period?7A:3 months

Certification:	ISO9001
Standard Component:	Standard Component
Technics:	Casting
Material:	Aluminum
Type:	Crankshaft Tensioner
Transport Package:	Standard Packaging

Samples:	US$ 15/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

pulley

How do pulleys contribute to the operation of conveyor systems?

pulley

What is the importance of proper pulley alignment and tensioning?

1. Power Transmission Efficiency:

2. Belt/Chain Longevity:

3. Reduced Noise and Vibration:

4. System Reliability and Safety:

5. Improved Performance:

6. Maintenance and Cost Savings:

pulley

What are the different types of pulleys commonly used in industry?

Pulleys are widely used in various industries for different applications. Here are the different types of pulleys commonly used:

1. Fixed Pulleys: Fixed pulleys are attached to a stationary structure, such as a ceiling or wall. They change the direction of the force applied without providing any mechanical advantage. Fixed pulleys are often used in combination with other pulleys to create more complex systems.

2. Movable Pulleys: Movable pulleys are attached to the load being moved, and they move along with it. These pulleys provide mechanical advantage by reducing the effort required to lift the load. Movable pulleys are commonly used in systems such as block and tackle arrangements to lift heavy objects with less force.

3. Compound Pulleys: Compound pulleys consist of a combination of fixed and movable pulleys. They provide a greater mechanical advantage than a single pulley by distributing the load over multiple segments of the rope or belt. Compound pulley systems are often used in applications that require lifting extremely heavy loads.

4. Snatch Blocks: Snatch blocks are pulleys with a side plate that can be opened to insert or remove a rope or cable without threading it through the pulley. They are commonly used in rigging and towing applications to change the direction of force and create a mechanical advantage.

5. V-Belt Pulleys: V-belt pulleys have a V-shaped groove that matches the cross-section of V-belts. They are used in belt drive systems to transmit power between two shafts. V-belt pulleys are commonly found in applications such as industrial machinery, automotive engines, and HVAC systems.

6. Timing Pulleys: Timing pulleys have teeth that mesh with the teeth of a timing belt. They are used in synchronous drive systems to ensure accurate and synchronized power transmission. Timing pulleys are commonly used in applications such as robotics, printing presses, and CNC machines.

7. Rope Pulleys: Rope pulleys have a smooth surface designed to minimize friction and prevent wear on ropes. They are commonly used in applications where ropes are used for lifting or pulling, such as cranes, elevators, and material handling equipment.

8. Wire Rope Pulleys: Wire rope pulleys are specifically designed for use with wire ropes. They have grooves or pockets that accommodate the shape and size of wire ropes, ensuring secure grip and efficient force transmission. Wire rope pulleys are commonly used in applications such as cranes, winches, and hoists.

9. Idler Pulleys: Idler pulleys are used to guide and tension belts or ropes in a system. They do not transmit power but help maintain proper belt tension and alignment. Idler pulleys are commonly used in conveyor systems, automotive engines, and other belt-driven applications.

10. Sheave Pulleys: Sheave pulleys are large pulleys used in heavy-duty applications, such as crane systems and elevators. They are designed to handle high loads and provide smooth and reliable operation. Sheave pulleys often have multiple grooves to accommodate multiple ropes or belts.

These are some of the different types of pulleys commonly used in various industries. Each type has specific features and is selected based on the requirements of the application, such as load capacity, power transmission, and operational conditions.

China high quality Fast Sell Multiple Engine/Size Standard Crankshaft Tensioner, Crankshaft Pulley Two Grooves Fit for 6D34 Engine Many Types of Machine Excavator. pulley assembly
editor by CX

2023-11-10

China high quality European Pulley Spb280-2-2517 /SPA/Spb /Spc /Spz for Lithium Battery Industry Equipment pulley bearing

Product Description

Product Parameters

product	European Pulley Spb280-2-2517 /SPA/Spb /Spc /Spz for lithium battery industry equipment
material	stainless steel , iron , aluminum ,bronze ,carbon steel ,brass etc .
size	ISO standard ,customer requirements
BORE	Finished bore, Pilot Bore, Special request
surface treatment	Carburizing and Quenching,Tempering ,Tooth suface high quenching Hardening,Tempering
Processing Method	Molding, Shaving, Hobbing, Drilling, Tapping, Reaming, Manual Chamfering, Grinding etc
Heat Treatment	Quenching & Tempering, Carburizing & Quenching, High-frequency Hardening, Carbonitriding……
Package	Wooden Case/Container and pallet, or made-to-order
Certificate	ISO9001 ,SGS
Machining Process	Gear Hobbing, Gear Milling, Gear Shaping, Gear Broaching, Gear Shaving, Gear Grinding and Gear Lapping
Applications	Toy, Automotive, instrument, electrical equipment, household appliances, furniture, mechanical equipment,daily living equipment, electronic sports equipment, , sanitation machinery, market/ hotel equipment supplies, etc.
Testing Equipment	Rockwell hardness tester 500RA, Double mesh instrument HD-200B & 3102,Gear measurement center instrument CNC3906T and other High precision detection equipments

workshop & equipment

Production process

Certifications

Our Advantages

10 . Customization support

11 .Excellent after-sales service

shipping

sample orders delivery time:
10-15 working days as usual
15-20 working days in busy season

large order leading time :
20-30 working days as usual
30-40 working days in busy season

FAQ

2: What are the common types of tooth profiles for synchronous belt pulleys?

3 .How long is the delivery?
A: Small orders usually takes 10-15 working days,big order usually 20-35 days, depending on orders quantity and whether are standard size.

Certification:	ISO
Pulley Sizes:	V-Belt
Manufacturing Process:	Forging
Material:	Stainless Steel
Surface Treatment:	Electroplating
Application:	Chemical Industry, Grain Transport, Mining Transport, Power Plant

Samples:	US$ 5/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

pulley

How does the diameter of a pulley affect its mechanical advantage?

The diameter of a pulley plays a significant role in determining its mechanical advantage. Mechanical advantage refers to the ratio of the output force or load to the input force or effort applied to the pulley system. Here’s how the diameter of a pulley affects its mechanical advantage:

1. Larger Diameter: When the diameter of a pulley increases, the mechanical advantage also increases. A larger diameter means that the circumference of the pulley is greater, allowing a longer length of rope or belt to be wrapped around it. As a result, a larger pulley requires less effort force to lift a given load. This is because the load is distributed over a greater length of rope or belt, reducing the force required to overcome the load.

2. Smaller Diameter: Conversely, when the diameter of a pulley decreases, the mechanical advantage decreases. A smaller diameter means that the circumference of the pulley is reduced, resulting in a shorter length of rope or belt wrapped around it. As a result, a smaller pulley requires more effort force to lift a given load. This is because the load is concentrated over a shorter length of rope or belt, requiring a greater force to overcome the load.

It’s important to note that while a larger diameter pulley offers a greater mechanical advantage in terms of reducing the effort force required, it also results in a slower speed of the load being lifted. This is because the longer length of rope or belt requires more input distance to achieve a given output distance. On the other hand, a smaller diameter pulley offers a lower mechanical advantage but allows for a faster speed of the load being lifted.

The mechanical advantage of a pulley system can be calculated using the formula:

Mechanical Advantage = Load / Effort

Where “Load” refers to the weight or force being lifted and “Effort” refers to the force applied to the pulley system. By adjusting the diameter of the pulley, the mechanical advantage can be optimized to suit the specific requirements of the application, balancing the effort force and speed of the load being lifted.

pulley

Can pulleys be used for both horizontal and vertical lifting?

Yes, pulleys can be used for both horizontal and vertical lifting. The versatility of pulley systems allows them to be utilized in various lifting applications, regardless of the direction of the load. Here’s how pulleys can be used for horizontal and vertical lifting:

1. Horizontal Lifting: In horizontal lifting scenarios, pulleys can be employed to change the direction of the force applied to the load. By using a combination of fixed and movable pulleys, the force can be redirected to pull the load horizontally. This is commonly seen in applications such as manual hoists or block and tackle systems used in construction, where heavy objects need to be moved horizontally across distances.

2. Vertical Lifting: Pulleys are widely used in vertical lifting applications, such as cranes, elevators, and lifting systems. In these setups, the pulleys are typically arranged in such a way that the load can be lifted vertically. By using multiple pulleys and ropes or cables, mechanical advantage can be achieved, making lifting heavier loads easier. The pulleys distribute the load’s weight across multiple lines, reducing the effort required to lift the load.

It’s worth noting that the number and arrangement of pulleys can vary depending on the specific lifting requirements. For example, a single fixed pulley can change the direction of the force but does not provide any mechanical advantage. On the other hand, systems with multiple pulleys, such as compound pulley systems or block and tackle setups, can provide significant mechanical advantage, making lifting heavier loads more manageable.

Whether it is horizontal or vertical lifting, the principles of pulley mechanics remain the same. Pulleys allow for force redirection, mechanical advantage, and load distribution, making lifting tasks more efficient and manageable. The specific configuration and setup of the pulley system will depend on the lifting requirements and the desired level of mechanical advantage.

pulley

Can pulleys be customized for specific applications?

China high quality European Pulley Spb280-2-2517 /SPA/Spb /Spc /Spz for Lithium Battery Industry Equipment pulley bearing
editor by CX

2023-11-10

China supplier High Quality Textile Machinery Spare Parts Timming Pulley for Chenille Machine pulley and belt

Product Description

You can click any key words to go to the corresponding home page directly

WEAVING MACHINE SPARE PARTS	SPINNING MACHINE SPARE PARTS	WINDING & TFO MACHINEPARE PARTS
POY/FDY/DTY SPARE PARTS	VORTEX MVS861/870 MACHINE SAPRE PARTS	OPEN END MACHINE SPARE PARTS
NEW TEXTILE MACHINE	SECOND-HAND TEXTILE MACHINE	POY/FDY LINE

PRODUCT IMAGES FOLLOWING
High Quality Timming pulley for Chenille Machine:

1. Competitive price and timely delivery

2. Accept sample order

3. Good after-sales service

Company Information

Sunking Industry (ZheJiang )Co., Ltd , is engaged in produce and supply spare parts for imported Textile Machinery like autoconer, autocoro, spinning, texturizing and chenille machine parts. And now we are developing Air Jet loom machine spare parts, By the time we will be the 1 of biggest supplier for all textile spare parts in china.

Our slogan is ” CUSTOMER SATISFACTION”, SunKing industry inc management insisted to make a healthy slogan and follow it strategically when it recognized expansion of the target market.

Meet the Demands of its customers and inquiries everywhere is our target, so that we always to offer best quality and reasonable price with excellent service to customer. Sincerely hope CHINAMFG team can join with you to benefit textile business together.

Click here and specify you inquiry,Contact us to get an online quotation now!

Much more parts requires , please feel free to contact with us directly.

ZheZheJiang nking Industry inc, is engaged in produce and supply spare parts for imported Textile Machinery like autoconer, autocoro, spinning, texturizing and chenille machine parts. And now we are developing Air Jet loom machine spare parts, By the time we will be the 1 of biggest supplier for all textile spare parts in china.

Our slogan is ” CUSTOMER SATISFACTION”, SunKing industry inc management insisted to make a healthy slogan and follow it strategically when it recognized expansion of the target market.

Our Services

Excellent performance and quality , quick supply and best service are the solemn undertaking of CHINAMFG company .
Reasonable price complete variety and caring about users thinking are the operation principle of CHINAMFG company .

We will always stand by the user’s side .Be in the same boat and create brilliant future of the textile industry with them.

Packaging & Shipping

Wooden cases ,cartons and metal frame pallets suitable for shipment.

FAQ

1. What is your payment terms and delivery time?
Answer: We accept T/T, western unions, Cash and usually delivery time is 15 working
days after order confirmed.

2. Can I get the samples to check the quality?
Answer: Yes, we supply Free samples for your quality check. Shipping fee will be on the
client’s side. It can be refunded once you make the order from us.

3. How is your product’s quality ?
Answer: It’s not easy to establish mutual trust but we’ll make our best effort for that. We
aim at the long-term relationship and focus on quality and cooperation relationship
maintenance. We won’t make bad quality goods to kill future market and cooperation.

4: What is your minimum order quantity?
Answer: Yes, we require all international orders to have an minimum order quantity. The quantity is up to the exact products feature or property such as the material, weight, construction etc.

Warranty:	3 Months
Classification:	Chenille Machine Parts
Processing Type:	Metal Processing
Match Machine:	Spinning Equipment
Material:	Metal
Processing Level:	The General Processing

pulley

Can pulleys be used in both simple and complex mechanical systems?

Pulleys offer several advantages in both simple and complex mechanical systems:

2. Direction Change: Pulleys can change the direction of the force applied, allowing for redirection of motion or routing of belts or ropes around obstacles.

3. Speed Adjustment: By adjusting the size of pulleys and the number of pulley systems, the speed of the output motion can be modified relative to the input motion.

4. Power Transmission: Pulleys are effective in transmitting power between shafts or components, allowing for the transfer of rotational motion and torque.

5. Versatility: Pulleys can be used with different types of belts or ropes, such as flat belts, V-belts, timing belts, or wire ropes, providing flexibility in design and application.

pulley

What role do pulleys play in modern elevators and hoists?

Pulleys play a crucial role in modern elevators and hoists, enabling the smooth and efficient vertical movement of loads. They are integral components of the lifting mechanisms, providing mechanical advantage and facilitating safe and controlled operation. Here’s how pulleys are used in modern elevators and hoists:

1. Lifting Mechanism: In elevators and hoists, pulleys are part of the lifting mechanism that moves the load vertically. They are typically combined with cables, ropes, or belts to create a pulley system. By distributing the load’s weight across multiple lines and changing the direction of the applied force, pulleys make it easier to lift heavy loads. The number and arrangement of pulleys can vary depending on the specific design and requirements of the elevator or hoist.

2. Counterweight Systems: Modern elevators often utilize counterweight systems to offset the weight of the elevator car and reduce the amount of power required for operation. Pulleys play a crucial role in these systems by guiding the cables connected to the counterweight. As the elevator car moves up or down, the counterweight moves in the opposite direction, balancing the load. The pulleys in the counterweight system help distribute the weight and ensure smooth movement.

3. Traction Control: Pulleys are also involved in the traction control mechanism of elevators and hoists. Traction elevators use ropes or belts that pass over a series of pulleys, known as sheaves, to create traction. An electric motor drives the sheaves, causing the ropes or belts to move. By adjusting the rotational movement of the sheaves, the speed and direction of the elevator or hoist can be controlled. The pulleys in the traction control system enable precise and reliable operation.

4. Safety Systems: Pulleys play a crucial role in the safety systems of elevators and hoists. For example, in traction elevator systems, overspeed governors utilize pulleys to detect excessive speed and activate the safety brakes in case of a malfunction. The pulleys in these safety systems help monitor and control the elevator’s speed, ensuring passenger safety.

5. Maintenance and Service: Pulleys in modern elevators and hoists are designed to be durable and require minimal maintenance. They are often equipped with sealed bearings or other lubrication systems to reduce friction and wear. This ensures the longevity and reliability of the pulley systems, minimizing downtime and maintenance costs.

Overall, pulleys are essential components in modern elevators and hoists, enabling vertical movement, providing mechanical advantage, ensuring safety, and facilitating efficient operation. They contribute to the smooth and controlled lifting of loads, making elevators and hoists reliable and indispensable tools in various industries and buildings.

pulley

What materials are typically used to manufacture pulleys?

Pulleys are manufactured using a variety of materials, depending on the specific application and requirements. Here are some of the materials that are typically used to manufacture pulleys:

1. Metal Alloys: Metal alloys such as steel and cast iron are commonly used to manufacture pulleys. Steel pulleys offer excellent strength, durability, and resistance to wear and corrosion. Cast iron pulleys are known for their high strength and resistance to impact and shock loads. Metal alloys are preferred in heavy-duty applications where strength and durability are critical.

2. Aluminum: Aluminum is widely used in pulley manufacturing due to its lightweight nature and corrosion resistance. Aluminum pulleys are commonly used in applications that require reduced weight, such as automotive engines, aircraft components, and light-duty machinery. They offer good strength-to-weight ratio and are suitable for applications where weight reduction is a priority.

3. Plastic: Various types of plastics, including nylon, polyurethane, and high-density polyethylene (HDPE), are used to manufacture pulleys. Plastic pulleys are lightweight, corrosion-resistant, and offer good resistance to wear and abrasion. They are commonly used in applications where noise reduction, chemical resistance, or non-conductive properties are required. Plastic pulleys are frequently used in conveyor systems, packaging machinery, and small-scale equipment.

4. Composite Materials: Composite materials, such as fiberglass-reinforced plastic (FRP) and carbon fiber-reinforced polymer (CFRP), are utilized in the manufacturing of pulleys. These materials offer high strength-to-weight ratios, excellent resistance to corrosion, and good fatigue resistance. Composite pulleys are commonly used in industries such as aerospace, marine, and sports equipment, where lightweight components with exceptional strength are required.

5. Ceramics: In certain specialized applications, pulleys made of ceramics like aluminum oxide (alumina) or silicon nitride are used. Ceramic pulleys offer exceptional hardness, high temperature resistance, and excellent wear resistance. They are primarily used in industries such as semiconductor manufacturing, where extreme precision, chemical resistance, and resistance to high temperatures are crucial.

It’s important to note that the choice of material for pulley manufacturing depends on factors such as load capacity, operating conditions, environmental factors, and cost considerations. Manufacturers select materials that provide the necessary properties to meet the specific requirements of the application while considering factors such as strength, durability, weight, and cost.

China supplier High Quality Textile Machinery Spare Parts Timming Pulley for Chenille Machine pulley and belt
editor by CX

2023-11-08

China Standard Widely Usage Textile Machinery Ceramic Pulley Guides Ceramic Guide Pulley with Bearing pulley system

Product Description

Product Name: Full Ceramic idler pulley

Place of Origin:	Hui Zhou China
Brand Name:	ZTF
Material:	99% AL2O3
Application:	Ceramic guide for wire
Polish:	Fine Polish degree Ra0.2
Hardness:	≥HRA89
Volume Density:	≥3.88
Bending Strength:	≥340 Mpa
Color:	Ivory, white, red
Molding Method:	LOW PRESSURE IN JECTION
Minimum Order Quantity:	50 Pcs
Packaging Details:	Carton with foam
Delivery Time:	3 days
Payment Terms:	T/T, Western Union, Money Gram, Paypal
Supply Ability:	5,000,000pcs per month

Detailed Product Description:

The ceramic pulley is used for enamel insulated wire or silk thread appropriate amount of guiding, the china circle makes from precise ceramics, and the surface smoothness that the china marks with a circle reaches Ra 0.2, moves up and down when rotating being smaller than 0.15, material selects and uses 99%’s AL2O3, hardness HRA 89, density 3.88

Features:
1) A variety of specifications are available.
2) Satisfy various technical request
3) Lower medium spoilage
4) Good insulation performance and high-temperature resistance
5) Stiffness texture
6) Used in all electrical products and electric heating products
7) OEM, ODM, and OBM are welcomed

Ceramic pulley specifications

Model	A(mm)	B(mm)	C(mm)	H(mm)
–NT001-2	10	8	2	4
NT002-2	11.5	10	4	4
NT003-2	14	10	3	6
NT004-2	10	8	2	4
NT005-2	7.8	6	2	3.2
NT006-2	10.6	7.3	2	3.5
NT007-2	16.5	13	4	5
NT008-2	27	15	5	11
NT009-2	20	14	4	10
NT011-2	7.5	6	2	2.5
KC105-C04	21.5	14	4	10
KC105-C05	21.5	14	5	10
KC106-C05	30	24	5	11
KC106-C06			6
KC106-C07			7
KC106-C08			8
KC107-C05	35	24	5	11
KC107-C06			6
KC107-C07			7
KC107-C08			8
KC108-C05	40	24	5	12
KC108-C06			6
KC108-C07			7
KC108-C08			8
KC109-C09	45	36	9	13.5
KC109-C10	45	36	10	13.5

Why Us:

USD 1000 million sales every year;
Excellent quality and Competitive price;
Widely professional exporting experience all over the world;
Well-trained and experienced staff will answer all your inquiries professional in any language;
Good after-sales service offered.
Culture

Culture:
We stick to the principle of the culture are Sustainability and Six High Standard: high-level management, high efficiency, high-qualified staffs, high-level skills, high-quality products, and high-speed developing sales. The best design includes consideration for the environment. That’s why we’re committed to making sure our processes, products, and people follow safe and environmentally-friendly practices. Other side, We prefer to bring the newest, most fashionable, high quality and healthiest products for our customer.

Service:
ZHENGTAIFENG METAL PRODUCT LIMITED products features complete presale, selling and after-sales service system, and provides detailed management and service for clients in terms of distribution channels. and provides professional and systematic advice for distributors.

Supplementary Service:
We have export license to assist our customers by handling export procedures. We have our team to control quality, arrange shipment, combine container (combine different kinds of items in 1 container from our factory to another). As we always care your thinking, we will be your professional partner to source your right products in China.

Suggestion:
Please kindly check the packages after you receive the goods, if you have any problem, please get in touch with us as soon as possible .

Contact us:
More products are available in ZHENGTAIFENG. They are all in competitive price and of good quality, just go to our company page to see the details.
If you find or not find the products you need, please have no hesitate to let us know.

FAQ:

1.Q:Are you a factory or trading company?

A:We are a professional manufacturer. Welcome to visit us, we’Il pick you up at GuangZhou airport or HangZhou airport.

2.Q:Where is your factory located?

A:Our factory is located in HangZhou, ZheJiang Province, next to HangZhou. Warmly welcome domestic and foreign customers to visit!

3.Q:How can I get a sample to test your quality?

A:Most samples are free except special products. New clients are expected to pay the courier.

4.Q:How about your payment terms?

A:T/T in advence or one month after shipment

5.Q:When can you deliver the goods?

A:If stock available, we can deliver it within 2 days. If not, that would be 5-7 working days after getting the deposit.

6.Q:Does your company accept OEM or ODM production?

A:Yes, we are experienced in operating OEM & ODM, just send the detailed requirements.

Certification:	CE, ISO
Manufacturing Process:	Low Pressure in Injection
Material:	99% Al2O3

Samples:	US$ 2/Piece 1 Piece(Min.Order) \| Order Sample

Customization:	Available \| Customized Request

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Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

pulley

How do pulleys function in various types of vehicles and machinery?

pulley

What role do pulleys play in modern elevators and hoists?

pulley

How do pulleys contribute to load distribution and lifting?

Pulleys play a crucial role in load distribution and lifting by providing mechanical advantage and distributing the load over multiple segments of rope or belt. Here’s how pulleys contribute to load distribution and lifting:

1. Mechanical Advantage: Pulleys provide mechanical advantage, which allows for the multiplication of the force applied to the rope or belt. When a force is applied to one end of the rope or belt, it creates tension that causes the pulley to rotate. As the pulley turns, the force is transmitted to the load attached to the other end of the rope or belt. By distributing the load over multiple pulleys, the force required to lift the load is reduced, making it easier to lift heavier objects.

2. Load Sharing: Pulleys enable load sharing among multiple segments of the rope or belt. In systems with multiple pulleys, such as block and tackle arrangements, the load is distributed over several segments of rope or belt. Each segment carries a fraction of the load, reducing the strain on each individual segment. Load sharing ensures that the load is evenly distributed, minimizing the risk of overload or failure in any single segment.

3. Directional Change: Pulleys allow for directional change in the force applied to the load. By redirecting the force along a different path, pulleys enable lifting and moving loads in various directions, including vertically, horizontally, or at an angle. This directional change is particularly useful in situations where the force needs to be applied from a different position or angle than the original force application.

4. Balance and Stability: Pulleys contribute to load distribution and lifting by providing balance and stability. The use of multiple pulleys in a system helps to distribute the load evenly, preventing excessive stress on any single point. This balanced distribution of the load enhances stability and reduces the risk of tipping or imbalance during lifting operations.

5. Control and Precision: Pulleys provide control and precision in load distribution and lifting. By adjusting the tension in the rope or belt, operators can achieve precise positioning and movement of the load. This level of control allows for accurate placement of heavy objects and ensures smooth and controlled lifting operations.

6. Increased Lifting Capacity: By leveraging mechanical advantage and load distribution, pulleys increase the lifting capacity. The mechanical advantage gained through the use of pulleys allows for the lifting of heavier loads with less effort. The load is distributed over multiple segments of rope or belt, reducing the force required to lift the load and enabling the lifting of objects that would otherwise be too heavy to lift manually.

Overall, pulleys contribute to load distribution and lifting by providing mechanical advantage, load sharing, directional change, balance and stability, control and precision, and increased lifting capacity. These contributions make pulleys an essential component in various lifting and load handling applications.

China Standard Widely Usage Textile Machinery Ceramic Pulley Guides Ceramic Guide Pulley with Bearing pulley system
editor by CX

2023-11-08

China high quality OEM China Factory Manufacturer Grooved Black Mc Nylon Plastic Roller Wheel / Tiny Sheave Pulley Block for Factory chain pulley

Product Description

Black Mc Nylon Wheel Roller

1.Wheel: nylon
2.Rim: nylon
3.Colour: black
4.Diameter: 180-250mm
5.Bearing: 6204ZZ
6.Packing: Paper box,wodden box

COMPANY INFORMATION:
Xihu (West Lake) Dis. Xihu (West Lake) Dis. Plastic Products Co., Ltd. Is a professional large-scale manufacturer of all types of polyurethane wheel, rubber wheel and roller in China. Our main products include PU wheel, rubber wheel, roller, casters and related products. Our company Located HangZhou, we enjoy convenient water, land and air transportation.

Currently, Xihu (West Lake) Dis. Xihu (West Lake) Dis. Plastic Products Co., Ltd is exported to America, France, Australia, Italy and 20 other countries and regions. Our company has always focused on research, development and innovation, In 2006, we attained RoHS and Reach certification.

Our company regards “reasonable prices, efficient production time and good after-sales service” as our tenet. We hope to cooperate with more customers for mutual development and benefits. We welcome potential buyers to contact us.

ADVANTAGE:
1. hight load capacity.
2. any color can be made(white and black).
3. low rolling resistance,elastic abrasion resistant.
4. any quality nylon can be made.

SHIPPING & DELIVERY DATE:
1. 30%T/T deposit and 70% T/T CHINAMFG copy of B/L.
2. 25-30days after received the 30% deposit.

Q:What Is Polyurethane?

A: Polyurethane is a synthetic material that is used in various applications in nearly every field imaginable. It is renowned for its durability and flexibility and can be produced in a number of different forms based on what it will be used for. Everything from airplane CHINAMFG to tires can be made with polyurethane.
·

Q: Polyurethane Identification

A: Polyurethane is identified as a polymer, which is basically a string of smaller molecules known as monomers. In this case, it is a string of urethane. An entire polyurethane chain consists of nitrogen, carbon and oxygen atoms double-bonded to a hydroxyl group, which is also known as an alcohol and is a bonded molecule of oxygen and hydrogen. When various other elements are added to this basic chain, the polyurethane changes, sometimes becoming a rubbery solid, liquid or even a foam.

Q: Polyurethane Features
A: Polyurethane can be manufactured synthetically to have a number of different features, depending on the specific molecules that are added to its basic string of urethane molecules. Some of the more sought-after features of polyurethane are its elasticity and durability. This makes it popular for use with tires and other rubber devices that need to be strong and bendable. Polyurethane can also be made into a squishy, foam-like substance or a substance similar to glue, with the same bonding ability.

Q Polyurethane Function

A: Polyurethane is used in so many different fields and in so many different forms that it is 1 of the most used synthetic materials. Look around your house, and you will be able to find many things that are made of polyurethane. Much of the firmer rubber used for various reasons is polyurethane, and because as an adhesive it is water and heat resistant, it’s used in outdoor and exceptionally hot areas. It is also used in walls as extra padding, and in foam form for soundproofing.

Q: Warning
A: For the most part, polyurethane is not a dangerous substance–which is why there is no limit on exposure to it. However, there are times where it can let off harmful chemicals, including carbon monoxide and other hazardous fumes. This is generally when polyurethane is heated to over 200 degrees C. For this reason, handling this polymer at high temperatures should be done with gloves and a personal breathing apparatus.

Q:Polyurethane Benefits
A: One of the major benefits of polyurethane is its resistance to heat and flames. Using the substance means that it will offer protection from this, which makes it particularly beneficial in the home and in making important substances and materials. It is often used as a coat for wood, plastic or other substances because of this protective property.

Type:	Wheel
Wheel Material:	Nylon
Brake:	Only Wheel
Bearing Type:	Ball Bearing
Surface Treatment:	No
Brand:	Tongzhou

Samples:	US$ 1/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

pulley

What are the common problems and maintenance requirements for pulleys?

Pulleys, like any mechanical component, can experience common problems and require regular maintenance to ensure their proper functioning and longevity. Here are some of the common problems and maintenance requirements for pulleys:

1. Wear and Tear: Over time, pulleys can experience wear and tear due to friction, load stress, and environmental factors. This can result in issues such as worn grooves, cracked or deformed pulley bodies, or damaged bearings. Regular inspection is necessary to identify signs of wear and address them promptly.

2. Misalignment: Pulleys can become misaligned, causing the belt or rope to run off its intended path. This can lead to inefficient power transmission, increased wear on the belt, and reduced overall system performance. Regular alignment checks and adjustments are necessary to ensure proper alignment of pulleys and belts.

3. Belt Tension: Proper belt tension is crucial for optimal pulley performance. Over time, belts can stretch or become loose, resulting in inadequate tension. Insufficient tension can cause slippage, reduced power transfer, and premature wear. Regular checks and adjustments of belt tension are necessary to maintain optimal performance.

4. Contamination: Pulleys can accumulate dirt, dust, debris, or other contaminants, particularly in industrial or outdoor environments. Contamination can lead to increased friction, reduced efficiency, and accelerated wear. Regular cleaning of pulleys is necessary to prevent buildup and maintain smooth operation.

5. Lubrication: Pulleys with bearings require proper lubrication to minimize friction and ensure smooth rotation. Insufficient lubrication can lead to increased friction, heat generation, and premature bearing failure. Regular lubrication according to manufacturer recommendations is essential for optimal pulley performance and longevity.

6. Bearing Maintenance: Pulleys with bearings should undergo regular bearing maintenance. This includes inspecting bearings for signs of wear or damage, cleaning them, and replacing worn-out or faulty bearings. Proper bearing maintenance helps prevent bearing failure, which can lead to pulley malfunction or system downtime.

7. Environmental Factors: Pulleys used in outdoor or harsh environments may be exposed to adverse conditions such as extreme temperatures, moisture, chemicals, or corrosive substances. Extra care should be taken to protect pulleys from these environmental factors. This may involve using appropriate seals, covers, or coatings and implementing preventive measures to mitigate the effects of the environment.

8. Regular Inspections: Regular inspections are crucial for identifying potential problems early on. Inspect pulleys for signs of wear, damage, misalignment, or other issues. Address any identified problems promptly to prevent further damage or system failure.

9. Replacement of Worn-out Parts: If any components of the pulley, such as the belt, bearings, or fasteners, are worn out or damaged beyond repair, they should be replaced promptly. Using worn-out parts can compromise the performance and safety of the pulley system.

10. Manufacturer Guidelines: Follow the manufacturer’s guidelines and recommendations for maintenance and servicing of pulleys. Manufacturers often provide specific instructions on maintenance intervals, lubrication requirements, and other important considerations.

By proactively addressing these common problems and adhering to regular maintenance requirements, pulley performance and service life can be optimized, ensuring smooth and reliable operation in various applications.

pulley

What is the importance of proper pulley alignment and tensioning?

1. Power Transmission Efficiency:

2. Belt/Chain Longevity:

3. Reduced Noise and Vibration:

4. System Reliability and Safety:

5. Improved Performance:

6. Maintenance and Cost Savings:

pulley

Can pulleys be customized for specific applications?

China high quality OEM China Factory Manufacturer Grooved Black Mc Nylon Plastic Roller Wheel / Tiny Sheave Pulley Block for Factory chain pulley
editor by CX

2023-11-08