China OEM Belt Conveyor Idler, Return Idler, Feeder/Picking Troughing Idlers,

Product Description

 

Yuanxin Machinery conveyor rollers idlers includes both steel and HDPE carry and return rollers, rubber disc impact and return rollers. The rollers and frames are produced to different standards or designs according to your special working condition requirements with innovative and maintenance saving designs. Our rollers are equipped with quality deep ball bearings for maximum life. Our rollers are suitable for belt widths 400-2000. Larger sizes also available on your special requirements. Our roller service life can be 30,000 to 50,000 hours under normal working condition and maintenance.

Product Parameters

 

Basic information
1 Brand LONGBAOYUAN
2 Roller Diameter 63.5 to 219mm.
3 Roller Length 190 to 3500mm.
4 Roller Pipe: Q235 high-precision ERW seam carbon steel pipe with roundness and straightness to ensure well-balanced rotation.
5 Shaft Accurate shaft are made of cold-drawn bright round steel, which is superior in corrosion resistance and stiffness.We have strict control over tolerance of shaft dimension and surface quality.The service lifespan can be well secured and proloned.
6 Bearing: Ball bearing provided with good clearance, shield deep-groove to ensure a nice fit and off-set any expected temperature rise during operation by means of internal clearance OR according to your requirements.
7 Bearing Brand Domestic famous brands HangZhou and HangZhou production, or according to your requirements.
8 Seals Optimum structure with non-contact type, durable, less rotation-resistance and long life-span feautres, particularly for a long-distance and large capacity conveyor for bulk material. It is approved by national authoritative organization that seal is dustproof and waterproof, its performance has a long way exceeded the GB and JIS standard after our repeated research and development.
9 Color Black, green, red, blue, yellow and customized colors are available
10 Life Time 30000-50000hours
11 Production 800-1000pcs/day.

Conveyor Roller Idler Parameters

Standard Diameter Length scope ( mm) Bearings Type Idler's Shell Wall Thickness
mm Inch (Min~Max)
63.5 2 1/2 150~3500 204 3.0mm~3.75mm
76 3 150~3500 204 205 3.0mm~4.0mm
89 3 1/3 150~3500 204 205 3.0mm~4.0mm
102 4 150~3500 3.5mm~4.0mm
108 4 1/4 150~3500 3.5mm~4.0mm
114 4 1/2 150~3500 3.5mm~4.5mm
127 5 150~3500 3.5mm~4.5mm
133 5 1/4 150~3500 306 3.5mm~4.5mm
140 5 1/2 150~3500 306 3.5mm~4.5mm
152 6 150~3500 4.0mm~4.5mm
159 6 1/4 150~3500 4.0mm~4.5mm
165 6 1/2 150~3500 308 4.5mm~6.0mm
177.8 7 150~3500 309 4.5mm~6.0mm
190.7 7 1/2 150~3500 309 4.5mm~6.0mm
194 7 5/8 150~3500 310 4.5mm~6.0mm
219 8 5/8 150~3500 4.5mm~6.0mm

Our Advantages

ZheJiang Yuanxin Conveyor Machinery Co., Ltd
1, Over 20 years experience on design, producing, install, innovate and maintain belt conveyor equipment, components and services.
2, Certified by SGS, BV and ISO9001:2008
3, Mine products safety mark certificate issued by national administration of work safety mine safety standard center.
4, High-quality raw material selection guarantee rollers working lifetime 3-50000 hours.
5, Energy Saving: roller rotating resistance is 30% lower than national standards, which can save 40% power consumption per hour.
6. Each roller would be through strict inspection and test to ensure every out coming roller are of true high quality.
7. Our return/carrier/trough roller has high precision structure, composing as many as 9 seal parts which ensure the roller good capability of water and dust resistance. With rubber or steel seals, multi-labyrinth seals.
8. The bearing housing and tube is full welded to ensure the well contact of the whole roller. Grease is permanent lubricant.
9. Roller surface could be painted any color as per customer request.
10. Material: normally Q235 tube (specially for conveyor roller), A3 cold-drawn shaft (Could be of very high precision to meed different customer requirement.)
Welcome to contact us at any time for conveyor roller/idler. We are professional and excellent in technology and service.
We know how to make our converyor roller to move your business!

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Packaging & Shipping

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FAQ

Q1. Can I have a sample order for conveyor roller
Yes, we welcome sample order to test and check quality.
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 conveyor roller order?
Low MOQ, 1pc for sample checking is available
Q4. Is it OK to print my logo on conveyor roller product?
Yes. Please inform us your logo or design before mass production
Q5. How to guarantee your quality?
We are 1 of the top suppliers of International famous mining company over years. Excellent quality is well accepted.
Please contact us for more details.

 

 

Material: Steel
Application: Chemical Industry, Grain Transportation, Mining Transport, Power Plant, Quarrying, Cement and Grain Depot Transport
Structure: Variable Groove Angle Roller
Samples:
US$ 0/Piece
1 Piece(Min.Order)

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Free conveyor roller idler sample available
Customization:
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ratchet wheel

What advantages do ratchet wheels offer in terms of controlled motion and security?

Ratchet wheels offer several advantages when it comes to controlled motion and security in mechanical systems. These advantages include:

  • 1. Unidirectional Motion: Ratchet wheels allow motion in only one direction, which is beneficial in applications where preventing backward movement is essential. This unidirectional motion provides control and ensures that the mechanism operates precisely as intended.
  • 2. Incremental Movement: Ratchet wheels are designed with teeth that provide incremental movement. This allows for precise adjustments or controlled advancement in applications requiring accuracy and fine-tuned positioning.
  • 3. Security Against Reversal: The key advantage of ratchet wheels is their ability to prevent backward movement effectively. When a pawl or catch mechanism engages with the teeth of the ratchet wheel, it locks the wheel in place, preventing any reverse motion. This feature is crucial in applications where maintaining security and preventing unintentional backdriving are vital.
  • 4. Resistance to External Forces: Ratchet wheels are designed to withstand external forces or vibrations that may attempt to cause reverse motion. The engagement of the pawl ensures that the wheel remains locked in its current position, enhancing security and stability.
  • 5. Predictable Operation: Ratchet wheels provide predictable and reliable operation. Users can apply force or torque in the desired direction, knowing that the ratchet wheel will move in that direction without the risk of unexpected movement or slippage.
  • 6. Versatility in Applications: Ratchet wheels find application in a wide range of industries and systems where controlled motion and security are crucial. They are commonly used in hand tools, winches, hoists, conveyor systems, and various mechanical devices.
  • 7. Maintenance of Tension: In applications like tie-down straps and tensioning systems, ratchet wheels maintain tension and prevent slack from developing. This ensures that loads remain securely in place during transportation or use.
  • 8. Safety: Ratchet wheels contribute to safety in various applications, such as vehicle handbrakes and safety mechanisms. They prevent unintended movement and enhance the overall safety of the system.

Overall, ratchet wheels offer precise, controlled, and secure motion, making them valuable components in applications where maintaining control and preventing reversal are critical. Their ability to provide incremental movement and resist external forces adds to their versatility and reliability in diverse mechanical systems.

ratchet wheel

What safety considerations should be taken into account when using ratchet wheels in various settings?

When using ratchet wheels in various settings, it is crucial to prioritize safety to prevent accidents and ensure the well-being of operators. Here are essential safety considerations to keep in mind:

  • 1. Proper Installation and Alignment: Ensure that ratchet wheels are correctly installed and aligned with their accompanying pawls or catches. Misalignment or improper installation can lead to unreliable operation and safety hazards.
  • 2. Regular Inspection and Maintenance: Implement a routine inspection and maintenance schedule for ratchet wheels and their associated components. Look for signs of wear, damage, or misalignment, and address issues promptly to prevent accidents.
  • 3. Load Capacity: Adhere to the specified load capacity of the ratchet wheel and the entire system. Overloading can cause failures, leading to dangerous situations. Always consider the maximum load when selecting and using ratchet wheels.
  • 4. Operator Training: Ensure that operators are adequately trained in the safe use of ratchet wheel systems. Training should cover proper operation, load limits, and safety procedures in case of emergencies.
  • 5. Emergency Stop Mechanisms: In applications where ratchet wheels are used as safety interlocks or emergency stop devices, ensure that these mechanisms are reliable and regularly tested. In emergencies, they should halt operations immediately and effectively.
  • 6. Lockout/Tagout Procedures: Develop and implement lockout/tagout procedures when working on equipment that includes ratchet wheels. This ensures that machinery is de-energized and cannot be inadvertently started during maintenance or repair activities.
  • 7. PPE (Personal Protective Equipment): Provide and require the use of appropriate personal protective equipment, such as gloves and safety glasses, when working with or near ratchet wheel systems. PPE can reduce the risk of injuries in case of accidents.
  • 8. Hazard Identification: Identify potential hazards associated with the use of ratchet wheels, including pinch points, sharp edges, and moving parts. Implement guards and warning signs to minimize risks.
  • 9. Environmental Conditions: Consider the environmental conditions in which ratchet wheels are used. Extreme temperatures, exposure to chemicals, or outdoor use may require specialized equipment and safety precautions.
  • 10. Regular Testing and Certification: Periodically test and certify the safety mechanisms and components associated with ratchet wheels. This ensures that they meet industry standards and function as intended.
  • 11. Risk Assessment: Conduct a risk assessment specific to the application of ratchet wheels. Identify potential risks and implement control measures to mitigate them effectively.
  • 12. Compliance with Regulations: Be aware of and comply with relevant safety regulations, standards, and guidelines specific to your industry or region. Non-compliance can lead to legal and safety issues.
  • 13. Emergency Response Plan: Develop an emergency response plan that outlines procedures for dealing with accidents or malfunctions involving ratchet wheel systems. Ensure that all personnel are familiar with this plan.

By incorporating these safety considerations into the use of ratchet wheels, you can help minimize risks, protect personnel, and ensure a safer working environment across various settings.

ratchet wheel

In what mechanical devices or tools are ratchet wheels commonly used, and how do they operate?

Ratchet wheels are commonly used in various mechanical devices and tools, where they play a crucial role in enabling unidirectional motion and preventing backward movement. Here are some examples of mechanical devices and tools that incorporate ratchet wheels and an explanation of how they operate:

  • 1. Ratchet Wrenches: Ratchet wrenches, also known as socket wrenches, are widely used in automotive repair and mechanical work. They feature a ratchet wheel mechanism in the wrench head. When the user turns the handle in one direction, the ratchet wheel engages with the socket, allowing continuous rotation for fastening or loosening bolts or nuts. When the direction is reversed, the ratchet wheel disengages, preventing backward motion and allowing the user to reposition the wrench without removing it from the fastener.
  • 2. Ratchet Straps and Tie-Downs: Ratchet straps and tie-downs are used for securing cargo on trucks, trailers, and in various transportation applications. They consist of a ratchet mechanism and a strap with hooks. By cranking the ratchet handle, the ratchet wheel tightens the strap, providing secure tension. The ratchet prevents the strap from unwinding or loosening during transit, ensuring that the load remains securely fastened.
  • 3. Handbrakes in Vehicles: In automobiles, ratchet wheels are a fundamental component of handbrakes (parking brakes). When the handbrake lever is pulled, it engages a ratchet mechanism that locks the rear wheels in place, preventing the vehicle from rolling when parked on an incline. Releasing the handbrake disengages the ratchet, allowing normal wheel rotation.
  • 4. Winches and Hoists: Winches and hoists used in industries such as construction, manufacturing, and material handling rely on ratchet wheel mechanisms. The ratchet wheel controls the winding and unwinding of cables or ropes. When the user operates the winch or hoist in one direction, the ratchet allows the cable to be pulled in and wound onto a drum. In the opposite direction, the ratchet prevents the cable from unwinding, ensuring controlled load handling.
  • 5. Bike Gears: Bicycle gears often use ratchet mechanisms to control gear shifting. When a cyclist pedals forward, the ratchet wheel engages with the gear sprocket, allowing the chain to move smoothly and propel the bike. If the cyclist pedals backward or stops pedaling, the ratchet prevents the chain from moving in reverse, ensuring efficient pedaling and preventing the bike from rolling backward.
  • 6. Fishing Reels: Many fishing reels, including spinning reels and baitcasting reels, incorporate ratchet mechanisms. The ratchet wheel in the reel allows the fishing line to be pulled in when the angler reels in a fish. The ratchet prevents the line from spooling out when there is no tension on it, ensuring that the line remains taut during fishing.

In each of these applications, the ratchet wheel functions by engaging with a pawl or catch mechanism. When force is applied in the desired direction, the pawl allows the ratchet wheel to rotate freely, enabling the intended motion. When force is applied in the opposite direction, the pawl engages with the teeth on the ratchet wheel, locking it in place and preventing backward movement. This simple yet effective mechanism provides controlled and safe operation in various mechanical devices and tools.

China OEM Belt Conveyor Idler, Return Idler, Feeder/Picking Troughing Idlers,  China OEM Belt Conveyor Idler, Return Idler, Feeder/Picking Troughing Idlers,
editor by CX 2023-12-07