China Best Sales Standard Dust Proof Belt Conveyor Roller Idler for Mine

Product Description

Product Description

The steel pipe is a special welded pipe for rollers

(1)Steel pipe wall thickness of 2.5 to 5 mm,(2)Ovality of the pipe 0.25 to 0.4 mm,
(3)Radial runout of the rollers produced is between 0.5 and 0.7 mm.

Bearing

(1)Strong water resistance,(2) Hardness remains consistent over a wide temperature range.
(3)Antioxidant function excellent, good anti-wear function, long service life

 

Roller Seals

Excellent dust and waterproof performance

Bearing Housings

Precision CNC machine tool processing,the radial runout of the roller is small, and the coaxiality is high.

 

Roller Shafts

The finish is 0.8 microns, the diameter is 0.01MM larger than the inner diameter of the bearing.Ensure the axial displacement and
axial load.

Roller Surface Treatment

1.Shot blasting and rust removal 2.(1)Ordinary anti-rust spray paint (2)Baking paint Bright color, acid and alkali resistance,
hard and wear-resistant

Specification

D(mm)

L(mm)

Bearing model

89

180,190,200,235,240,250,275,280,305,215,350,375,380,455,465,600,750,950,1150

204

108

190,200,240,250,305,315,360,375,380,455,465,525,530,600,700,750,790,800,950,1150,1400,1600

133

305,375,380,455,465,525,530,600,700,750,790,800,900,950,1000,1100,1150,1400,1600,1800,2000,2200

159

375,380,455,465,525,530,600,700,750,790,800,900,1000,1050,1100,1120,1150,1250,1400,1500,1600,1700,
1800,2000,2200,2500,2800,3000,3150

193.7

2200,2500,2800,3000,3150,3350

308 310

217

600,640,1050,1120,1600,1700,3150,3350

308 310

D(mm)

L(mm)

Bearing model

89

190,200,230,240,280,305,315,375,380,455,465,600,750,950,1150

204

108

190,200,240,250,305,315,375,380,455,465,525,600,700,750,800,950,1150,1400

205

133

305,350,375,380,455,525,530,600,700,790,800,950,1150,1400,1600

305

159

375,380,455,465,525,600,630,640,670,700,750,790,800,900,950,1050,1120,1150,1400,1600

306 308

Applications

 

 

Company Information

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.

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Material: Steel
Application: Chemical Industry, Grain Transportation, Mining Transport
Structure: Ordinary Roller
Samples:
US$ 50/Piece
1 Piece(Min.Order)

|

Order Sample

Customization:
Available

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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.

ratchet wheel

How does the choice of materials impact the durability and performance of ratchet wheels?

The choice of materials significantly impacts the durability and performance of ratchet wheels in mechanical systems. Different materials offer varying levels of strength, wear resistance, and corrosion resistance, influencing how well the ratchet wheel performs over time. Here's how material selection affects ratchet wheel characteristics:

  • 1. Strength and Load Capacity: The material of a ratchet wheel determines its strength and load-bearing capacity. High-strength materials like hardened steel or alloy steel are often chosen for heavy-duty applications, as they can withstand substantial loads without deformation or failure.
  • 2. Wear Resistance: Ratchet wheels are subject to wear and friction as they engage with pawls or catches. Materials with excellent wear resistance, such as hardened steel or materials with special coatings, can prolong the lifespan of the ratchet wheel by reducing wear and preventing premature tooth damage.
  • 3. Corrosion Resistance: In environments where exposure to moisture, chemicals, or corrosive substances is a concern, selecting corrosion-resistant materials is crucial. Stainless steel and certain alloys are known for their resistance to rust and corrosion, making them suitable for such conditions.
  • 4. Weight Considerations: The material's density impacts the weight of the ratchet wheel. Lighter materials, such as aluminum or certain plastics, can be chosen when weight reduction is a priority, especially in applications where portability or reduced inertia is essential.
  • 5. Friction and Efficiency: The material's surface properties can affect friction and overall efficiency. Some materials may require lubrication to reduce friction, while others have inherent properties that promote smooth engagement and reduce energy losses.
  • 6. Cost and Availability: Material choice also affects the cost and availability of ratchet wheels. Common materials like steel are readily available and cost-effective, while specialized materials may be more expensive and less accessible.
  • 7. Temperature Resistance: For applications in extreme temperature environments, materials must be chosen that can withstand temperature variations without deformation or loss of mechanical properties.
  • 8. Compatibility with Pawls: The material of the ratchet wheel should be compatible with the material of the pawl or catch mechanism to ensure proper engagement and prevent premature wear of either component.

Ultimately, the choice of material should align with the specific requirements of the application. Engineers and designers carefully consider factors such as load capacity, wear resistance, environmental conditions, and cost to select the most suitable material for ratchet wheels, ensuring optimal durability and performance in the intended use.

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 Best Sales Standard Dust Proof Belt Conveyor Roller Idler for Mine  China Best Sales Standard Dust Proof Belt Conveyor Roller Idler for Mine
editor by Dream 2024-04-22