China Professional High Precision Quality Antistatic Heavy Duty Belt Conveyor Steel Idler Roller

Product Description

 

Product Description

 

1. Material: Steel

2. Bearing:6204,6205,6305,6306,6307,6308,6309,6310

3. Daimeter: Ø63.5-Ø219

4. Lenght:120mm-2200mm

5. Seal: double labyrinth seal

5. Workign life:30000-50000hours

6. Standards:GB,CEMA,JIS,DIN,AUSTRALIA

7. Color: mulit-color for choice

 

Product Parameters

Standard Diameter Length Scope(mm) Bearings Type(Min-Max) Shell Wall Thickness
mm Inch
63.5 2 1/2 150-3500 6204 2.0mm-3.75mm
76 3 150-3500 6204 205 2.0mm-4.0mm
89 3 1/3 150-3500 6204 205 2.0mm-4.0mm
102 4 150-3500 6204 205 305 2.5mm-4.0mm
108 4 1/4 150-3500 6204 205 305 306 2.5mm-4.0mm
114 4 1/2 150-3500 6205 206 305 306 2.5mm-4.5mm
127 5 150-3500 6204 205 305 306 2.5mm-4.5mm
133 5 1/4 150-3500 6205 206 207 305 306 2.5mm-4.5mm
140 5 1/2 150-3500 6205 206 207 305 306 3.5mm-4.5mm
152 6 150-3500 6205 206 207 305 306 307 308 3.0mm-4.5mm
159 6 1/4 150-3500 6205 206 207 305 306 307 308 3.0mm-4.5mm
165 6 1/2 150-3500 6207 305 306 307 308 3.5mm-6.0mm
177.8 7 150-3500 6207 306 35718 309 3.5mm-6.0mm
190.7 7 1/2 150-3500 6207 306 35718 309 4.0mm-6.0mm
194 7 5/8 150-3500 6207 307 308 309 310 4.0mm-6.0mm
219 8 5/8 150-3500 6308 309 310 4.0mm-6.0mm

Packaging & Shipping

 

Our Advantages

  1. Smooth, stable quality, maintenance-free.
  2. The diameter of the small jump, rotate, smooth, long service life.
  3. Various forms of bearing and seal structure of any user to choose.
  4. Multi-channel labyrinth seal and prevent dust and water intrusion.
  5. High precision special steel to ensure low vibration roller, low noise
  6. Definitely water/dust proof
  7. Temperature/cold resistance
  8. Heavy duty carrying capacity
  9. 
Low total indicated runout
10. Excellent dynamic balance
11. Rich experience of roller/idler(over 16 years)

 

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Material: Steel
Application: Chemical Industry, Grain Transportation, Mining Transport, Power Plant
Structure: Ordinary Roller
Bearing Type: Double Sealed Bearing
Type: Impact Idler
Standards: Cema, as, DIN, JIS, Sans-SABS, GOST, Afnor
Samples:
US$ 0/Piece
1 Piece(Min.Order)

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Customization:
Available

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ratchet wheel

Can you provide examples of machinery or equipment that commonly use ratchet wheels?

Ratchet wheels are commonly used in various machinery and equipment across different industries due to their ability to provide controlled motion and security. Here are examples of machinery and equipment that commonly incorporate ratchet wheels:

  • 1. Ratchet Wrenches: Ratchet wrenches, also known as socket wrenches, utilize ratchet wheels to enable continuous tightening or loosening of nuts and bolts without the need to remove and reposition the wrench. The unidirectional motion of the ratchet wheel allows for efficient and convenient use.
  • 2. Winches and Hoists: Winches and hoists, whether manual or powered, frequently employ ratchet wheels in their mechanisms. Ratchet wheels ensure controlled lifting, lowering, or pulling of loads while preventing unintended backdriving.
  • 3. Handbrakes in Vehicles: Many vehicles, especially older models, feature handbrake systems that rely on ratchet wheels. These ratchet mechanisms secure the vehicle's position when the handbrake lever is engaged, preventing the vehicle from rolling.
  • 4. Tie-Down Straps: Ratchet mechanisms are integral components of tie-down straps used for securing cargo during transportation. They maintain tension in the strap and prevent slack, ensuring that the load remains securely fastened.
  • 5. Conveyor Systems: Conveyor systems in manufacturing and logistics often incorporate ratchet wheels to control the movement of items along the conveyor belts. Ratchet wheels enable precise indexing and positioning of products.
  • 6. Scaffold Systems: Scaffold systems used in construction frequently feature ratchet wheels in their height adjustment mechanisms. Workers can raise or lower scaffolding platforms incrementally, ensuring safety and stability.
  • 7. Fishing Reels: Fishing reels, such as baitcasting and trolling reels, use ratchet wheels in their drag systems. This allows anglers to smoothly reel in fish while preventing the fish from pulling out line unintentionally.
  • 8. Safety Mechanisms: Various safety mechanisms and emergency stop systems employ ratchet wheels to ensure that once activated, the system remains in a safe state until intentionally reset. This is crucial in industrial and machinery safety applications.

These examples demonstrate the versatility of ratchet wheels in different industries and applications where controlled motion, security, and prevention of reverse movement are essential requirements.

ratchet wheel

Can you share tips for selecting the right ratchet wheel based on specific industry requirements and load capacities?

Selecting the right ratchet wheel for your application involves considering industry-specific requirements and load capacities. Here are some tips to help you make an informed choice:

  • 1. Determine Load Capacity: Identify the maximum load or torque that your ratchet wheel needs to handle. Choose a ratchet wheel with a load capacity that comfortably exceeds your application's requirements to ensure safety and reliability.
  • 2. Material Selection: Consider the environment in which the ratchet wheel will operate. Stainless steel or corrosion-resistant materials are ideal for outdoor or harsh conditions, while plastic ratchet wheels may be suitable for lighter-duty applications.
  • 3. Tooth Profile and Design: The tooth profile and design of the ratchet wheel should match your specific application. For precise control, choose a ratchet wheel with well-designed teeth that engage smoothly with the pawl or catch.
  • 4. Precision and Tolerance: In applications where precision matters, opt for ratchet wheels with tight tolerances. High-precision ratchet wheels provide consistent and reliable performance.
  • 5. Pawl Compatibility: Ensure that the chosen ratchet wheel is compatible with the pawl or catch mechanism in your system. Proper engagement is essential for reliable operation.
  • 6. Surface Finish: A polished or treated surface can reduce friction, extending the ratchet wheel's service life. Consider surface finish options to enhance performance.
  • 7. Environmental Factors: Evaluate the environmental conditions, including temperature, moisture, and exposure to chemicals. Choose a ratchet wheel that can withstand these conditions without compromising performance.
  • 8. Maintenance Requirements: Understand the maintenance needs of the ratchet wheel. Some may require periodic lubrication or inspection, while others are maintenance-free. Choose one that aligns with your maintenance capabilities and schedule.
  • 9. Compliance with Standards: Ensure that the ratchet wheel complies with industry standards and regulations relevant to your application. Compliance is critical for safety and reliability.
  • 10. Cost-Benefit Analysis: Consider the long-term cost-effectiveness of your choice. While high-quality ratchet wheels may have a higher initial cost, they often offer better reliability and reduced maintenance expenses over time.
  • 11. Application-Specific Features: Some ratchet wheels come with features tailored to specific applications, such as noise reduction or enhanced security. Explore these options if they align with your needs.
  • 12. Seek Expert Advice: If you're unsure about the best ratchet wheel for your application, consult with industry experts or suppliers. They can provide valuable insights and recommendations based on their experience.

By considering these tips and tailoring your ratchet wheel selection to your industry requirements and load capacities, you can ensure that your mechanical system operates reliably and efficiently.

ratchet wheel

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

A ratchet wheel is a mechanical component that plays a crucial role in various systems by allowing unidirectional motion or preventing backward movement. It functions through a simple yet effective mechanism:

A ratchet wheel typically consists of a toothed wheel or gear with angled teeth and a corresponding pawl, which is a small lever or catch. The pawl is mounted or positioned adjacent to the ratchet wheel, and it has a pointed end that engages with the teeth on the wheel.

Here's how a ratchet wheel functions:

  1. Unidirectional Motion: When an external force is applied to the system in a particular direction, the pointed end of the pawl engages with the angled teeth on the ratchet wheel. As a result, the wheel rotates freely in the direction of the applied force, allowing unidirectional motion.
  2. Preventing Backward Movement: However, if an attempt is made to move the system in the opposite direction, the angled teeth on the ratchet wheel lock against the pawl. The pawl prevents the wheel from rotating backward, effectively creating a mechanical "click" or "ratchet" sound and preventing reverse motion.
  3. Incremental Advancement: In some applications, ratchet wheels are used to provide incremental advancement. Each engagement of the pawl with a tooth on the wheel allows the wheel to move by a fixed amount or angle. This is commonly seen in tools like socket wrenches, where a ratchet mechanism allows for continuous tightening or loosening without needing to reposition the tool.

Ratchet wheels find applications in a wide range of mechanical systems, including:

  • Hand Tools: Socket wrenches, screwdrivers, and pliers often feature ratchet mechanisms that enable efficient and continuous rotation in one direction while preventing backward motion.
  • Winches and Hoists: Ratchet wheels are used in winches and hoists to control the winding and unwinding of cables or ropes, ensuring that loads can be raised or lowered safely and incrementally.
  • Automotive Applications: Ratchet mechanisms are used in car jacks and handbrakes to secure vehicles and prevent unintended movement.
  • Medical Devices: Some medical instruments use ratchet mechanisms to control the movement of specific components, ensuring precise and controlled actions.
  • Industrial Machinery: Ratchet wheels are found in various industrial machines and equipment where controlled motion in one direction is essential for safety and operation.

In summary, a ratchet wheel is a mechanical device that allows unidirectional motion while preventing backward movement through the engagement of a pawl and angled teeth. Its simple yet effective design makes it a valuable component in numerous mechanical systems across various industries.

China Professional High Precision Quality Antistatic Heavy Duty Belt Conveyor Steel Idler Roller  China Professional High Precision Quality Antistatic Heavy Duty Belt Conveyor Steel Idler Roller
editor by CX 2024-03-18