China Hot selling Customized Conveyor Drive Roller, Urethane Pulleys in Machinery pulley puller

Product Description

CUSTOMIZED CONVEYOR ROLLER (conveyor pulley,gravity roller/ power roller/ driven roller pulley)

DMC Roller supply different conveyor rollers including gravity roller, drive roller,drive pulley, Polyurethane (PU) covered roller, Buna Nitrile rubber(NBR) covered roller, Styrene Butadiene Rubber (SBR) covered roller, CHINAMFG rubber coating roller , Silicon rubber, NR and CR etc
The conveyor rollers are used in a variety of industries including food distribution, pharmacy,tobacco,clothing,postal express,logistic and distribution,rubber and airport industries.

We could process conveyor roller up to 6,000mm in-house and max. 12,000mm long by outsourcing. All of customized conevyor rollers are available, and we could also meet some special requirements for friction and anti-static performance, etc. In addition, we provide inspection report for every critical conveyor roller.

Description:

Production type	custom OEM,ODM production conveyor (system), chain conveyor
Roller Materail	SAE1571, 1045, S355J2H, Q345B, 38CrNiMo, 40Cr, Stainless steel 304L/316L and aluminum 6063&6061T651, etc. baggage handling system heavy steel rolls; quality rolls
Types	idler roller, drive roller, chain roller ,tapered roller,free roller, all of Logistics equipment roller for mine conveyor
Shapes	flat roll, cambered or crowned roller pulley, anilox roll
Standards	customized, CEMA, TD-2, JIS, ISO small rollers steel rolls manufacturing
Surface Coating	paint, powder coating, zinc plating, rubber coated solid steel rolls cylinder for machine
Supply Capacity	>10,000pcs monthly complex roller logistics equipment, conveyor (system), chain conveyor
Assembly Service	Available conveyor idler trough roller precision grooved roller /grooving roller
Application Fields	logistics equipment, belt conveyor systems, automotive, parcel & baggage handling system, ecommerce , warehouse & distribution conveyor solution, converting machine, mine conveyor, food industry, wood processing, etc.
Package	plywood box (Fumigation-free) Well-designed packaging is also very important for the qualified conveyor rollers, otherwise the conveyor pulley may be damaged in the loading/unloading process and transportation. roller
Also Named as	conveyor idler, idler conveyor roller, conveyor belt roller, carrying idler, rubber idler roller, conveyor idler roller, idler pulley, rubber conveyor pulley, drum pulley, belt drive pulley, drum roller, crowned pulley, transport roller, carrier roller, conveying roller, conveyor tail pulley, belt conveyor head pulley, rubber lagging drum pulley, impact roller, etc.
Other Products	industrial steel roller, rubber coated roller, aluminum cylinder, machined components, welding, sheet metal fabrication

QUALITY CONTROL
* Accept SGS and any other third party’s in-site inspection if necessary.
* Provide inspection report for each CTQ and critical part before delivery.
* Confirm the DFM with customer before sample production.
* Provide 8D report and CAR to client in case quality issue happens.
* Have regular maintenance schedule for all measuring tools.
* Strict controls and checkups are conducted on a regular basis.
* In addition, our concerning is not only part itself but also material localization, documentation of production and reasonable design of packaging for long distance transportation.

INSPECTIONS

Quality runs through the whole process from material to delivery.

We provide inspection report for each roller before shipment. The below sample reports are for your reference.

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Material:	Carbon Steel
Surface Treatment:	Electroplating
Motor Type:	Frequency Control Motor
Installation:	Horizontal
Size:	Customer-Made
Transport Package:	Wooden Crate

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?

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 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 Hot selling Customized Conveyor Drive Roller, Urethane Pulleys in Machinery pulley puller
editor by CX

2024-05-02

China best High Quality Fd Gearbox with Factory Price Made in China wholesaler

Product Description

Gearbox ( for marine engine)

Model : 400
Rated speed (RPM) : 1000-2100
Ratios:–
Housing:–
Center distance (mm):264-465
Thrust(KN): 82-120
Net weight: 790-1450
L*W*H(mm) :–

Model	RPM	Ratios	KW/RPM	Housing	Center distance (mm)	KN	KG
J400A	1000-1800	2.04 2.50 3.00 3.42 4.06 4.61 4.94	0.331 0.331 0.280 0.190	SAE1 SAE0	264	82	790

Model	RPM	Ratios	KW/RPM	Housing	Center distance (mm)	KN	KG
JD400A	1000-1800	4.00 4.23 4.48 4.70 5.00 5.47 5.89 6.00	0.331 0.331 0.294 0.279	SAE0 SAE1	264	82	910

Model	RPM	Ratios	KW/RPM	Housing	Center distance (mm)	KN	KG
JT400A/1	1000-2100	8. 0571 8.6104 9.1973 9.8429 10.4675 11.2263 11.85 12.4737	0.331 0.331 0.331 0.316 0.294 0.272 0.262 0.245	SAE0 SAE1	465	120	1450

Model	RPM	Ratios	KW/RPM	Housing	Center distance (mm)	KN	KG
JT400A	1000-2100	6.11 6.51 6.96 7.45 7.95 8.53 9.00 9.47	0.331 0.331 0.305 0.284 0.265 0.245	SAE0 SAE1	375	82	1150

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application:	Industry
Hardness:	Hardened
Brand:	Fada
Material:	Stainless Steel
Manipulate Way:	Forced Manipulation
Changes Way:	Mixed

Customization:	Available \| Customized Request

gearbox

How to Choose the Right Gearbox for Your Machinery

Selecting the appropriate gearbox for your machinery involves careful consideration of several key factors. Here’s a step-by-step guide to help you make the right choice:

Identify Application Requirements: Understand the specific requirements of your machinery, including torque, speed, load, direction of rotation, and duty cycle.
Choose Gear Type: Determine the type of gears that best suit your needs, such as spur, helical, bevel, planetary, or others, based on factors like efficiency, noise level, and space constraints.
Calculate Gear Ratio: Calculate the required gear ratio to achieve the desired output speed and torque. Consider factors like input and output shaft speeds.
Select Gear Material: Choose appropriate gear materials based on factors like durability, wear resistance, and corrosion resistance. Common materials include steel, cast iron, and various alloys.
Consider Efficiency: Evaluate the gearbox’s efficiency and select one that meets your energy efficiency requirements.
Account for Load Conditions: Analyze the load conditions, such as constant or intermittent loads, shock loads, and starting and stopping frequencies.
Check Lubrication Requirements: Consider the lubrication needs of the gearbox and ensure proper lubrication for smooth operation and longevity.
Factor in Space Constraints: Consider the available space for installing the gearbox and choose a size that fits within your machinery.
Assess Environmental Conditions: Evaluate the operating environment, including temperature, humidity, and exposure to dust or corrosive substances.
Review Mounting Options: Determine the mounting options that work best for your machinery, such as foot-mounted, flange-mounted, or shaft-mounted gearboxes.
Consult with Experts: Seek advice from gearbox manufacturers or engineers to ensure you make an informed decision.

Choosing the right gearbox is crucial for achieving optimal machinery performance, longevity, and reliability.

China best High Quality Fd Gearbox with Factory Price Made in China wholesaler
editor by CX 2024-04-30

China Professional Chain Coupling High Quality Rubber Shaft Tyre Flexible Coupling for Mechanical Equipment

Product Description

Chain Coupling high quality Rubber Shaft Tyre flexible Coupling For mechanical equipment

Product Description

Chain coupling: It comprises 2 sprockets, 1 double-row chain, and a yellow shell.

The chain coupling comprises a double-row roller chain and a pair of connecting sprockets. The connection and disassembly functions are completed through the joint of the chain. Our own factory with quality assurance produces the sprocket. Our couplings are characterized by compact structure, sturdiness, durability, safety, and easy installation.

Detailed Photos

Product Parameters

SIZE	BORE	Pilot	A	d	O	L	I	S	B	C	BOLT	TORQUE ARM(Nm)	SPEED(rpm)	(kg.cm2)	WEIGHT
															WEIGHT
															(kg)
															(kg)
3012	12-16	12	69	25	45	64.8	29.8	5.2	63	10.2	6M	190	5000	3.7	0.4
4012	12-22	12	77	33	62	79.4	36	7.4	72	14.4	6M	249	4800	5.5	0.8
4014	12-28	12	84	43	69	79.4	36	7.4	75	14.4	6M	329	4800	9.7	1.1
4016	14-32	14	92	48	77	87.4	40	7.4	75	14.4	6M	429	4800	14.4	1.4
5014	15-35	14	101	53	86	99.7	45	9.7	85	18.1	8M	620	3600	28	2.2
5016	16-40	16	111	60	93	99.7	45	9.7	85	18.1	8M	791	3600	37	2.7
5018	16-45	16	122	70	106	99.7	45	9.7	85	18.1	8M	979	3000	56.3	3.8
6018	20-56	20	142	85	127	123.5	56	11.5	105	22.8	10M	1810	2500	137.3	6.2
6571	20-60	20	158	98	139	123.5	56	11.5	105	22.8	10M	2210	2500	210.2	7.8
6571	20-71	20	168	110	151	123.5	56	11.5	117	22.8	10M	2610	2500	295	10.4
8018	20-80	20	190	110	169	141.2	63	15.2	129	29.3	12M	3920	2000	520	12.7
8571	20-90	20	210	121	185	145.2	65	15.2	137	29.3	12M	4800	2000	812.4	16
8571	20-100	20	226	140	202	157.2	71	15.2	137	29.3	12M	5640	1800	1110	20.2
1571	25-110	25	281	160	233	178.8	80	18.8	153	35.8	12M	8400	1800	2440	33
12018	35-125	35	307	170	256	202.7	90	22.7	181	45.4	12M	12700	1500	3940	47
12571	35-140	35	357	210	304	222.7	100	22.7	181	45.5	12M	18300	1250	7810	72
16018	63-160	35	375	228	340	254.1	112	30.1	240	58.5	16M	26400	1100	14530	108
16571	80-200	70	440	279	405	310.1	140	30.1	245	58.5	16M	37100	1000	32220	187
20018	82-205	75	465	289	425	437.5	200	37.5	285	71.6	20M	54100	800	50980	286
20571	100-255	90	545	263	506	477.5	220	37.5	300	71.6	20M	77800	600	111100	440
24571	120-310	110	650	448	607	650	302.5	45	340	87.8	20M	137000	600	310000	869
24026	150-360	140	745	526	704	700	327.5	45	350	87.8	20M	186000	500	598500	1260

Can chain couplings accommodate parallel misalignment?

Yes, chain couplings are designed to accommodate a certain degree of parallel misalignment between the connected shafts. Parallel misalignment refers to the situation where the axes of the two shafts are not perfectly aligned and run parallel to each other but at a distance.

Chain couplings have some inherent flexibility that allows them to tolerate a certain amount of parallel misalignment. The flexibility is primarily provided by the roller chain, which can compensate for small parallel displacements between the shafts. This flexibility helps to reduce stress on the coupling components and allows for smooth operation even in the presence of parallel misalignment.

However, it is important to note that chain couplings have limitations in terms of parallel misalignment. Excessive parallel misalignment beyond the specified limits can lead to increased stress, uneven load distribution, accelerated wear, and potential coupling failure. The manufacturer’s specifications and guidelines should be followed to ensure that the parallel misalignment remains within the acceptable range for the specific chain coupling being used.

Proper alignment during installation is crucial to minimize parallel misalignment. The shafts should be aligned as closely as possible to ensure optimal performance and longevity of the chain coupling and the connected machinery or equipment. In some cases, additional measures such as shims or adjustable mounts may be necessary to achieve the desired alignment.

Regular inspection and maintenance of the chain coupling are also important to identify and address any parallel misalignment issues that may arise over time. If significant parallel misalignment is detected, corrective measures should be taken to realign the shafts or consider alternative coupling options that are better suited for parallel misalignment requirements.

In summary, chain couplings can accommodate a certain degree of parallel misalignment, but excessive misalignment should be avoided. Proper alignment during installation and adherence to manufacturer’s guidelines are essential for ensuring optimal performance, reliability, and longevity of the chain coupling and the connected machinery or equipment.

chain coupling

How does misalignment affect chain couplings?

Misalignment in chain couplings can have detrimental effects on their performance and lifespan. Here are some ways in which misalignment can affect chain couplings:

Increase in Load: Misalignment puts additional load on the coupling components. When the shafts connected by the coupling are not properly aligned, the coupling must compensate for the angular, parallel, or axial misalignment. This increased load can lead to excessive stress and premature wear on the coupling components, such as sprockets, roller chain, and connecting pins.
Uneven Load Distribution: Misalignment can cause an uneven distribution of load across the coupling. As a result, some sections of the coupling experience higher stresses than others. This uneven load distribution can lead to localized wear and fatigue, reducing the overall strength and reliability of the coupling.
Reduced Power Transmission: Misalignment affects the efficiency of power transmission through the coupling. When the shafts are not properly aligned, there is increased friction and slippage between the roller chain and the sprockets. This slippage reduces the amount of power transferred from one shaft to another, resulting in a loss of efficiency and a decrease in the overall performance of the machinery or equipment.
Increased Wear: Misalignment can accelerate wear on the coupling components. The misalignment causes the roller chain to operate at an angle or with excessive tension, causing additional stress and wear on the chain links, sprocket teeth, and connecting pins. The increased wear can lead to chain elongation, loss of engagement with the sprockets, and ultimately, coupling failure.
Noise and Vibration: Misalignment often results in increased noise and vibration during operation. The misaligned coupling generates additional vibrations and impacts, leading to excessive noise and potential damage to the coupling and surrounding equipment. These vibrations can also propagate through the connected machinery, affecting its overall performance and reliability.

To mitigate the negative effects of misalignment, it is crucial to ensure proper alignment of the shafts and the chain coupling during installation and periodically check and adjust the alignment as needed. Proper alignment minimizes stress on the coupling components, maximizes power transmission efficiency, and extends the service life of the chain coupling.

chain coupling

What are the disadvantages of chain couplings?

Backlash: Chain couplings can exhibit a certain degree of backlash or play due to the clearances between the chain rollers and the sprocket teeth. This can result in reduced precision and accuracy in applications where precise motion control is required.
Noise and Vibration: The engagement between the chain and sprockets can generate noise and vibration during operation. This can be problematic in applications where noise reduction is important or where excessive vibration can affect the performance or integrity of the machinery.
Maintenance Requirements: While chain couplings are relatively easy to maintain, they still require regular attention. Lubrication of the chain and sprockets is essential to reduce wear and friction. Additionally, periodic inspection and adjustment of chain tension are necessary to ensure proper operation. Neglecting maintenance tasks can lead to premature wear, decreased efficiency, and potential coupling failure.
Space and Weight: Chain couplings occupy a certain amount of space due to the presence of sprockets and the length of the chain. In applications with space constraints, the size of the coupling may limit its usability. Additionally, the weight of the coupling components can be a consideration in applications where weight reduction is important.
Limitations in High-Speed Applications: Chain couplings may have limitations in high-speed applications. At high rotational speeds, the centrifugal forces acting on the chain and sprockets can increase, potentially causing stress and reducing the efficiency of the coupling. In such cases, alternative coupling designs, such as gear or flexible shaft couplings, may be more suitable.
Wear and Service Life: Like any mechanical component, chain couplings are subject to wear over time. The chain and sprockets can experience gradual wear and elongation, requiring eventual replacement. The service life of a chain coupling depends on factors such as the operating conditions, maintenance practices, and the quality of the components used.

While chain couplings offer several advantages, it is important to consider these disadvantages and evaluate their impact based on the specific application requirements. Proper maintenance, periodic inspection, and careful consideration of design factors can help mitigate these disadvantages and ensure optimal performance and longevity of the chain coupling.

China Professional Chain Coupling High Quality Rubber Shaft Tyre Flexible Coupling for Mechanical Equipment
editor by CX 2024-04-30

China best Belt Conveyor Drive Head Bend Take up Snub CZPT Tail Ceramic Rubber Coated CZPT Herringbone Chevron Grooved Lagging Crowned Motorized Drum Pulley for Mining alternator pulley

Product Description

A conveyor will always consist of at least 2 pulleys, head pulley and tail pulley, with additional pulleys used depending on the configuration. Standard-duty pulleys are usually adequate for simple applications, but mine-duty and engineered pulleys are also available where heavy-duty pulleys are required.

Different kinds of conveyor pulleys
KONWEYOUR sells conveyor pulleys in all the following sub-categories:

Head pulleys

The head pulley is located at the discharge point of the conveyor. It usually drives the conveyor and often has a larger diameter than other pulleys. For better traction, the head pulley is usually lagged (with either rubber or ceramic lagging material).

Tail and CHINAMFG pulleys

The tail pulley is located at the loading end of the belt. It comes with either a flat face or a slatted profile (wing pulley), which cleans the belt by allowing material to fall between the support members.

Snub pulleys

A snub pulley improves the traction of the drive pulley, by increasing its belt wrap angle.

Drive pulleys

Drive pulleys, which can also be the head pulley, are driven by a motor and power transmission unit to propel the belt and material to the discharge.

Bend pulleys

A bend pulley is used for changing the direction of the belt.

Take-up pulley

A take-up pulley is used to provide the belt with the proper amount of tension. Its position is adjustable.

Product Parameters

Type	Belt width(mm)	Standard Diameter(mm)	Length(mm)
Drive Pulley	500	500	Length of the pulley depends on the belt width of the conveyor
	650	500~630
	800	630~1000
	1000	800~1150
	1200	800~1150
	1400	1000~1350
	1600	1150~1600
	1800	1150~1800
	2000	1350~2000
	2200	1600~2200
	2400	1800~2400
Bend Pully	500	250~500
	650	250~630
	800	250~1000
	1000	250~1600
	1200	250~1600
	1400	315~1600
	1600	400~1600
	1800	400~1600
	2000	500~1600
	2200	630~1600
	2400	800~1600

Packaging & Shipping

Detailed Photos

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Material:	Carbon Steel
Surface Treatment:	Baking Paint
Motor Type:	Frequency Control Motor

Customization:	Available \| Customized Request

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

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

What are the common problems and maintenance requirements for pulleys?

pulley

What is the role of pulleys in the mining and construction industries?

Pulleys play a vital role in the mining and construction industries, where they are utilized in various applications to facilitate heavy-duty operations, enhance safety, and improve efficiency. Here’s an overview of the role of pulleys in these industries:

1. Conveyor Systems:

In mining and construction, conveyor systems are extensively used to transport bulk materials, such as ores, rocks, gravel, and construction aggregates. Pulleys are integral components of conveyor systems, guiding and supporting the conveyor belts or chains. They help in maintaining tension, reducing friction, and ensuring smooth movement of materials over long distances. The pulleys used in these systems are designed to withstand high loads and harsh environmental conditions.

2. Hoisting and Lifting Equipment:

Pulleys are crucial in hoisting and lifting equipment used in mining and construction activities. Cranes, winches, and lifting systems often incorporate pulley arrangements to provide mechanical advantage and control the movement of heavy loads. The pulleys, along with ropes, cables, or chains, allow for safe and efficient lifting, lowering, and positioning of equipment, materials, and structures at construction sites or in mining operations.

3. Wire Rope Systems:

In mining and construction, wire ropes are extensively used for various applications, including hauling, towing, and lifting heavy loads. Pulleys, known as sheaves, are employed in wire rope systems to guide and redirect the wire ropes. The sheaves help in maintaining proper alignment, reducing wear, and ensuring efficient power transmission. They are commonly used in applications such as cranes, elevators, and wire rope hoists.

4. Crushing and Screening Equipment:

In the mining and construction industries, pulleys are used in crushing and screening equipment. For example, in crushers, pulleys are utilized to drive the rotating motion of the crusher’s jaws or cones, enabling the crushing of large rocks or ores into smaller sizes. Pulleys also play a role in vibrating screens, helping to generate the necessary vibrations that separate and classify materials based on size.

5. Earthmoving and Excavation Equipment:

Pulleys are incorporated into earthmoving and excavation equipment in mining and construction applications. For instance, in excavators or dragline machines, pulleys are used in the cable systems that control the movement of the bucket or shovel. The pulleys help in extending or retracting the cables, allowing for efficient excavation, loading, and material handling.

6. Tensioning and Alignment:

In mining and construction operations, pulleys are utilized for tensioning and alignment purposes. Tensioning pulleys ensure proper tensioning of belts, ropes, or cables, optimizing power transmission and preventing slippage. Alignment pulleys are employed to maintain the correct alignment of belts or chains, reducing wear, minimizing vibrations, and extending the lifespan of the components.

In summary, pulleys play a critical role in the mining and construction industries, contributing to material handling, lifting and hoisting operations, wire rope systems, crushing and screening equipment, earthmoving and excavation machinery, and tensioning and alignment applications. Their use enhances safety, improves efficiency, and enables the execution of heavy-duty tasks in these demanding industries.

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 Belt Conveyor Drive Head Bend Take up Snub CZPT Tail Ceramic Rubber Coated CZPT Herringbone Chevron Grooved Lagging Crowned Motorized Drum Pulley for Mining alternator pulley
editor by CX

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

After-sales Service:	Online Support, Free Spare Parts
Warranty:	3 Years
Certification:	TUV, CE, ISO

Samples:	US$ 10/Set 1 Set(Min.Order) \| Order Sample

Product Description

Product	as shown in the picture
Size	custom-made (provide drawings or pictures)
Material	nylon plastic/ steel/ aluminium/ zinc/ pvc…
Color	orange, white, black, yellow, blue, red…
Applacation	sliding door and window, binds, furniture, Roll-up door, Conveyor belt…
Normal Packing	poly bag + outer carton

We have too many products about window and door rollers.
please send me pictures or drawings.
So that I can confirm with you as soon as possible. Thank you.

About us

We are committed to developing and designing different kinds of non-standard pulley bearings, with an annual production capacity of 120 million sets. We export to more than 70 countries and areas, like USA, Canada, Spain, Germany, France and Italy, etc.

Our company maintains our quality system to ISO 9001:2000, and has been audited by SGS for our production operations. We will continuously seek to provide our customers with good-quality products, excellent service and most competitive price. We look CHINAMFG to building long-term business relationship with you and achieving our mutual benefits.

Factory is specialized in manufacturing non-standard bearing, plastic and metal pulley, bracket pulley, roller, door and window fittings, etc. Relying on a series of advanced processing equipments, skilled workers, strict inspection system, and organized management, we are able to provide good-quality products with competitive price.

Why choose us

1.Professional experience: almost 20 years’ expenience in non-standard bearings, rollers, pulleys, and other plastic accessories for door and window.
2.Popular over the world: over 20 market countries.
3.Advantage: good quality with competitive price.
4.OEM offered: technical drawings, samples or photos are needed.

Canton Fair

Factory Picture

FAQ

Q: How to get a quotation and start business relationship with your company?
A: Please send us email and our sales representive will contact you as soon as we receive your email.

Q: How to receive a quotaion in the shortest time?
A: When you send us an enquiry, please try to provide more details, such as product size, photo or drawing, order quantity, etc.

Q: How to start an OEM project with your company?
A: Please send us your designed drawings or original samples so that we can offer a quotation first. If all details are confirmed, we will arrange sample production once received your deposit.

Q: What’s your MOQ?
A: The MOQ depends on the design and production processes of the products. Nomally our company MOQ is 10000pc , but it can be much more or less depending on different product types. Therefore, we recommend you to tell us your required quantity first.

Q:How long can I receive an order?
A: That depends on the specific items and your order quantity. The lead time varies from 30 to 90 days.

HangZhou CHINAMFG Pulley Manufacture Co., Ltd.
WEBSITE: http://nbminli /
ADDRESS: No.9 CHINAMFG Road, CHINAMFG Industrial Zone, Xihu (West Lake) Dis. District, HangZhou, China

We have many products about door and window rollers, accessories, bearings.

Support customization, If you are interested in, please send me a message.

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Rolling Body:	Roller Bearings
The Number of Rows:	Single
Outer Dimension:	Small (28-55mm)

Samples:	US$ 0.1/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:
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Currency:	US$

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

pulley

What are the applications of pulleys in the automotive industry?

Pulleys have various applications in the automotive industry, contributing to the operation of different systems within vehicles. Here are some common applications of pulleys in the automotive industry:

1. Engine Systems: Pulleys are extensively used in the engine systems of vehicles. The crankshaft pulley, also known as the harmonic balancer, is connected to the engine crankshaft and drives various engine accessories through the use of belts. These accessories may include the alternator, power steering pump, water pump, air conditioning compressor, and more. The rotation of the crankshaft pulley powers these accessories, allowing them to perform their respective functions.

2. Serpentine Belt Systems: Modern vehicles often use a serpentine belt system, which is a single, long belt that drives multiple engine accessories simultaneously. The serpentine belt travels around various pulleys, including the crankshaft pulley, tensioner pulley, idler pulleys, and accessory pulleys. These pulleys guide and maintain the tension of the serpentine belt, ensuring efficient power transfer to the engine accessories.

3. Timing Belt/Chain Systems: Timing belts or chains are used in internal combustion engines to synchronize the opening and closing of engine valves with the movement of the pistons. Pulleys known as timing belt pulleys or timing sprockets are mounted on the camshafts and crankshafts, and they work together with the timing belt or chain to ensure precise valve timing. These pulleys play a crucial role in maintaining engine performance and preventing valve interference.

4. Supercharger/Blower Systems: Pulleys are integral components in supercharger or blower systems used in performance vehicles. These systems compress the incoming air to increase engine power and performance. The pulley on the supercharger or blower is driven by the engine crankshaft pulley through a belt or a drive system. By changing the size of the pulley, the speed and boost level of the supercharger or blower can be adjusted.

5. Tensioners and Idler Pulleys: Tensioners and idler pulleys are crucial in maintaining proper belt tension and alignment in automotive systems. Tensioner pulleys are designed to apply tension to belts, ensuring they remain properly seated on the pulleys throughout their operation. Idler pulleys guide the belt and help maintain its alignment. These pulleys contribute to the smooth and reliable operation of various belt-driven systems, reducing slippage and preventing premature belt wear.

6. Accessories and Auxiliary Systems: Pulleys are also employed in various auxiliary systems and accessories in vehicles. These may include systems such as power windows, windshield wipers, cooling fans, and more. Pulleys in these systems facilitate the transfer of rotational motion from motors to mechanical components, enabling the desired functionality.

Overall, pulleys play significant roles in the automotive industry by driving engine accessories, maintaining belt tension, synchronizing engine timing, enhancing performance, and supporting various auxiliary systems. Their proper functioning is crucial for the reliable and efficient operation of automotive systems and components.

pulley

Can pulleys be employed in agricultural machinery and equipment?

Yes, pulleys can be employed in agricultural machinery and equipment to facilitate various tasks and improve efficiency. They are versatile components that provide mechanical advantage, enable power transmission, and aid in the movement and control of agricultural implements. Here’s how pulleys can be used in agricultural applications:

1. Belt Drives: Pulleys are commonly used in belt-driven systems in agricultural machinery. They are used in conjunction with belts to transmit power from the engine or motor to different components, such as pumps, fans, and cutting mechanisms. By adjusting the size and arrangement of the pulleys, farmers can control the speed and torque of the driven equipment, optimizing its performance for specific tasks.

2. Harvesting Equipment: Pulleys are utilized in various types of harvesting equipment, such as combines, forage harvesters, and balers. They are employed in the cutting and threshing mechanisms to transfer power and drive the rotating components. Pulleys enable the synchronization of different parts, ensuring efficient crop harvesting and processing.

3. Irrigation Systems: Pulleys play a role in agricultural irrigation systems, particularly in the operation of water pumps. They are incorporated into the pump drive systems and help transfer power from engines or motors to the pump impellers. By using pulleys, farmers can adjust the pump speed and flow rate to meet the irrigation requirements of different crops and soil conditions.

4. Hay and Forage Equipment: In hay and forage equipment, pulleys are utilized to drive various components, such as cutting blades, conditioning rolls, and feed mechanisms. They enable the transfer of power from the tractor or engine to these components, facilitating efficient cutting, processing, and feeding of hay and forage materials.

5. Conveyor Systems: Pulleys are employed in conveyor systems used in agriculture for material handling tasks. They help drive the belts or chains that transport crops, grains, or other agricultural products. Pulleys ensure smooth and controlled movement, enabling the efficient transfer of materials between different stages of processing, storage, or transport.

6. Livestock Equipment: Pulleys find applications in livestock equipment, such as feed mixers, milking machines, and ventilation systems. They are used to transfer power and facilitate the movement of various components involved in these systems. Pulleys contribute to the smooth operation and automation of livestock processes, enhancing productivity and animal welfare.

7. Equipment Adjustments: Pulleys are also employed in agricultural equipment to provide adjustability and flexibility. They enable the adjustment of cutting heights, belt tension, and machine settings, allowing farmers to adapt the equipment to different crops, field conditions, or operational requirements.

Overall, pulleys play a significant role in agricultural machinery and equipment, enhancing power transmission, enabling precise control, and improving the overall efficiency of agricultural operations. Their versatility and adaptability make them valuable components in various agricultural applications.

pulley

What safety precautions should be observed when using pulleys?

When using pulleys, it is important to observe several safety precautions to ensure the well-being of individuals involved and prevent accidents. Here are some key safety precautions that should be followed:

1. Proper Training: Individuals who operate or work around pulley systems should receive proper training on their usage, including understanding the equipment, safety procedures, and potential hazards. Training should cover topics such as load limits, proper lifting techniques, and the importance of following safety guidelines.

2. Inspections and Maintenance: Regular inspections and maintenance of pulleys are crucial for identifying any signs of wear, damage, or malfunction. Inspect pulleys for cracks, deformation, excessive wear, or any other issues that may compromise their integrity. Replace damaged or worn-out pulleys immediately to prevent accidents.

3. Load Capacity: Ensure that the load being lifted or moved does not exceed the rated load capacity of the pulley system. Exceeding the load capacity can lead to overloading, which may result in equipment failure, accidents, or injuries. Refer to the manufacturer’s guidelines or load capacity charts for proper load calculations.

4. Secure Attachment: Ensure that pulleys are securely attached to their mounting points or support structures. Loose or improperly secured pulleys can cause the load to shift or fall, posing significant safety risks. Use appropriate hardware, such as bolts or clamps, and follow manufacturer recommendations for proper attachment methods.

5. Personal Protective Equipment (PPE): Individuals involved in pulley operations should wear the necessary PPE, depending on the specific hazards present. This may include safety helmets, gloves, safety glasses, and appropriate footwear. PPE helps protect against potential injuries from falling objects, impacts, or contact with moving parts.

6. Clear Work Area: Maintain a clear work area around the pulley system. Remove any obstructions, debris, or tripping hazards that could impede safe operation or cause accidents. Adequate space should be provided for safe movement and positioning of individuals involved in the operation.

7. Communication and Signaling: Establish clear communication and signaling protocols when working with pulleys. Use standardized hand signals or communication devices to ensure effective communication between operators, spotters, and other personnel involved. This helps coordinate movements, avoid misunderstandings, and prevent accidents.

8. Emergency Stop Procedures: Familiarize yourself with the emergency stop procedures for the pulley system. Ensure that all individuals involved are aware of how to quickly and safely stop the operation in case of an emergency or unexpected event. Clearly mark emergency stop buttons or switches and ensure they are easily accessible.

9. Lockout/Tagout: If performing maintenance, repairs, or adjustments on the pulley system, follow proper lockout/tagout procedures to isolate energy sources and prevent accidental startup. Lockout/tagout procedures help protect against unexpected movements or releases of stored energy.

10. Risk Assessment: Conduct a thorough risk assessment before using pulleys. Identify potential hazards, evaluate associated risks, and implement appropriate control measures to mitigate those risks. Regularly review and update risk assessments as necessary.

It is essential to consult relevant industry standards, guidelines, and local regulations specific to your application or jurisdiction to ensure compliance with safety requirements when using pulleys.

China high quality Factory Hardware Accessories Sliding Plastic/Aluminum/Zonc Alloy Support Door and Window Roller pulley attachments
editor by CX

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

Product name	Adjustable PA Plastic UPVC Sliding Window Roller Nylon Single Wheel Track Roller Aluminum Door Pulley for Brazil Market
Housing material	Stainless Steel/Iron/ Steel/PP
Wheel material	Plastic / Nylon / POM / Iron / Steel / Copper
Features	low noise,easy installation,sliding smoothly,long life,standard,customized,etc.
Application	Office Building

Package size per unit product	*50.00cm 30.00cm * 30.00cm**
Package size per unit product	15.000kg

Application:	Industrial
Speed:	Variable Speed
Number of Stator:	Three-Phase
Function:	Driving
Casing Protection:	Closed Type
Number of Poles:	20 54

product	high precision and high quality Cone sleeve timing pulley
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

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

Product Description

CUSTOMIZED CONVEYOR ROLLER (conveyor pulley,gravity roller/ power roller/ driven roller pulley)

INSPECTIONS

What are the common problems and maintenance requirements for pulleys?

What is the importance of proper pulley alignment and tensioning?

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

Product Description

How to Choose the Right Gearbox for Your Machinery

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Can chain couplings accommodate parallel misalignment?

How does misalignment affect chain couplings?

What are the disadvantages of chain couplings?

Product Description

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What is the role of pulleys in the mining and construction industries?

Can pulleys be customized for specific applications?

Product Description

What are the applications of pulleys in the automotive industry?

Can pulleys be used for both horizontal and vertical lifting?

What materials are typically used to manufacture pulleys?

Product Description

How do multiple pulleys in a block and tackle system work together?

How are pulleys used in theater and stage rigging?

How do pulleys contribute to load distribution and lifting?

Product Description

What are the applications of pulleys in the automotive industry?

Can pulleys be employed in agricultural machinery and equipment?

What safety precautions should be observed when using pulleys?

Product Description

How to Choose the Right Gearbox for Your Machinery

Product Description

Can chain couplings be used in high-speed applications?

What is the maximum torque capacity of a chain coupling?

How does a chain coupling work?

Product Description

How do multiple pulleys in a block and tackle system work together?

How are pulleys used in theater and stage rigging?

How does a fixed pulley differ from a movable pulley?