China Professional Flat Return Roller Belt Conveyor Comb Idler for Mining

Product Description

Product Description

Different type of conveyor idlers: 

1. Flat/Carrier/Carrying Rollers: Used to handle bulk&unit material. 
2. Impact Rollers: Installed at the loading point to absorb the shocks and to help protect against belt damage. 
3. Return Rollers: Used to sustain and support the belt during its return section and performs a cleaning action
---Return rollers with Spaced Rings (Rubber Disc Rollers)
---Return Rollers with Helical Rubber Rings (Spiral Rollers)
4. Self-aligning/Training Rollers: Used to adjust the belt deviation, preventing hunting and ensuring stable operation of conveyor belt. 
---Tapered self-aligning rollers
---Friction self-aligning rollers

Features:
· Rollers are designed for smooth rotation, low noise, and long service life.
· Diameter range: 76 mm to 219 mm, other diameters available on your request.
· Pipe length: 100mm to 3000 mm.
· Water proof and dust proof.
· Each roller come out through strict inspection and test to ensure high level quality.
· Roller Surface Colour : Any colour as per customer request.
Minimum Order Quantity: 50 Piece

Characters:

  1. Good Toughness - more than 10 times tough that of ordinary metals;
  2. 2. Longer Service Life - 5 times service life that of traditional steel rollers;
  3. 3. Light Weight and Low Rotation Inertia - reduced the friction coefficient between the roller and the belt;
  4. 4. Extended the Life of the Conveyor Belt - installed under the material receiving section of the conveyor to reduce the impact of the material on the conveyor belt during blanking, and to extend the service life of the conveyor belt
  5. 5. Suitable for Corrosive Working Environment - high wear resistance, better self-lubricating property, super corrosion resistance, 5 times service life than that ordinary steel rollers used in corrosive worksite.

Applications:
---Mining & Minerals Industry
---Cement Industry
---Chemical Industry
---Coal Industry
---Salt Industry
---Ceramic Industry
---Sugar Industry
---Paper and Pulp Industry
---Iron and Steel Industry

 

product name conveyor comb roller
keyword  comb roller
advantage waterproof, noiseless, environmental

 

Detailed Photos

 

 

Packaging & Shipping

 

Rollers are devided into bare packaging, pallets, wooden boxes and other packaging

Company Profile

HangZhou CHINAMFG Conveying Machinery Co, Limited was found in May, 2005. It registered capital is 11.68 million CNY. It is a private enterprise of stock holding system. It is located in economic and technological development zone of Xihu (West Lake) Dis. town. We can produce CHINAMFG Brand TD75, DT II, DT IIA fixed belt conveyor, mobile lifting belt conveyor, enviromental protection belt conveyor, sluge belt conveyor, mine belt conveyor, farming belt conveyor, farming belt conveyor, workshop line, large dip angle belt conveyor, roller conveyor, roller and pulley. We have special belt conveyor designer team. We have been granted industrial production licenses, Quality certification, trademark with reputation. It is improved CHINAMFG brand. We supply our products to home and abroad machinery factories. Also supply best price to our dealers' and trading company. And we have independent export authority. According to different requirements of domestic and foreign customers' drawings, we can produce German DIN standard , Australian AS standard, Japanese JIS standard, American CEMA standard, South African SANS-SABS standard, Russian Gost standard, French AFNOR standard, etc. Products are exports to the Middle East, Africa, America, Australia, Europe, Southest Asia, Russia and other countries and regions.

There are large-scale lathe, CNC machine, double pressing machine, double welding machine, double boring machine, milling machine, professional equipments machines. We can produce 50 CHINAMFG belt conveyor, 20 pieces drum, 500 sets bracket, we can produce 2000 pieces roller per day and 700 thousand rollers per year. We choose SRB brand bearing and special tube , cold-drawing shaft and special housing and labyrinth seals. The professional inspectors use testing equipment to examine the roller of the effects for waterproof, preventing static electricity sideway, moving up and down, revolving resistance and falling test. The examine result is that the qualified rate of the rollers is over 98%. The noise of the rollers is very low and its running is very nimble. The life of the rollers is over 30000 hours, and the products are praised by our customers. Our roller are widely used in coal mine, mines, ports, steel plants, fertilizer plants, animal feed factory, cement big small and medium enterprises.

Our company pursues that credit is as aim and quality is the most important. We requests to live and develop with quality and credit. Strength the inner management and improve the quality of the products constantly. Offer the best products for customers from the beginning to the end. At the same time, provide the best service for customers.

 

Our Advantages

Features:

 

1) CHINAMFG design, suitable for heavy lifting.
2) The bearing housing and steel tube are assembled and welded with a concentric automatic.
3) Cutting of the steel tube and bearing is performed with the use of a digital auto device/machine/equipment..
4) The bearing end is constructed to ensure that the roller shaft and bearing can be firmly connected.
5) Fabrication of the roller is effected by an auto device and 100% tested for its concentricity.
6) Roller and supporting components/materials are manufactured to DIN/ AFNOR/ FEM/ ASTM/ CEMA standard.
7) The casing is manufactured with highly composite, anti corrosive alloy.
8) The roller is lubricated and free from maintenance.
9) Woring life expectancy is up to 30,000 hours or more, depending on usage.
10)Vacuum sealed which has withstood anti water, salt, snuff, sandstone and dust proof experiments


 

Certifications

FAQ

1. who are we?
We are based in ZheJiang , China, start from 2005,sell to Mid East(64.00%),Eastern Asia(16.00%),South America(7.00%),Southeast Asia(7.00%),Africa(6.00%). There are total about 51-100 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
Belt Conveyor,Conveyor Spare Parts,Conveyor Pulley,roller brackets,belts

4. why should you buy from us not from other suppliers?
We have a professional team with rich experience in conveyor industry at CHINAMFG Our team will provide first-class service to you.

5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,FCA,Express Delivery;
Accepted Payment Currency:USD,EUR,CNY;
Accepted Payment Type: T/T,L/C,Credit Card,PayPal,Western Union,Cash;
Language Spoken:English,Chinese,Russian

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After-sales Service: Can Be Provide
Warranty: 1 Year
Structure: Roller Conveyor
Material: Stainless Steel
Material Feature: Oil Resistant, Heat Resistant, Fire Resistant
Application: Chemical Industry, Grain Transport, Mining Transport, Power Plant
Samples:
US$ 20/Piece
1 Piece(Min.Order)

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Customization:
Available

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ratchet wheel

Can you explain the impact of ratchet wheels on the overall safety of mechanical systems?

Ratchet wheels play a crucial role in enhancing the overall safety of mechanical systems in various applications. Their impact on safety can be summarized as follows:

  • 1. Preventing Unintended Backdriving: One of the primary safety benefits of ratchet wheels is their ability to prevent unintended backdriving or reverse motion. When a pawl or catch mechanism engages with the teeth of the ratchet wheel, it locks the wheel in place, ensuring that the system does not move in the undesired direction. This feature is especially important in applications where maintaining a specific position or preventing sudden movement is critical for safety.
  • 2. Controlled Motion: Ratchet wheels provide controlled and incremental motion, allowing users to make precise adjustments or movements. This controlled motion is essential in applications where precise positioning or controlled advancement is necessary for safety reasons, such as in medical devices, manufacturing equipment, or safety mechanisms.
  • 3. Safety Interlocks: Ratchet wheels are often used in safety interlock systems where certain conditions must be met for a system to operate safely. For example, in industrial machinery, a ratchet wheel and pawl mechanism can be part of an interlock system that ensures equipment remains stationary until specific safety conditions are met, reducing the risk of accidents.
  • 4. Load Handling and Securement: In load handling and securement applications, such as winches and tie-down straps, ratchet wheels help maintain tension and prevent slack. This contributes to the safe transportation of loads, reducing the risk of load shifts or accidents during transit.
  • 5. Emergency Stop Systems: Ratchet wheels are employed in emergency stop systems to ensure that once the system is activated, it remains in a safe state until intentionally reset. This safety feature is vital in machinery and equipment where rapid shutdown is necessary to prevent hazards.
  • 6. Reliability and Predictability: Ratchet wheels offer reliability and predictability in their operation. Users can apply force or torque in the desired direction with confidence, knowing that the ratchet mechanism will engage and prevent unexpected movement. This predictability enhances the overall safety of the system.
  • 7. Versatility in Safety Applications: Ratchet wheels find application in a wide range of safety-critical systems, including vehicle handbrakes, safety gates, medical devices, and more. Their ability to provide controlled and secure motion makes them versatile components in various safety applications.

In summary, ratchet wheels contribute significantly to the safety of mechanical systems by preventing unintended movement, providing controlled motion, enabling safety interlocks, and enhancing reliability. Their presence in safety-critical applications helps reduce the risk of accidents and ensures that systems operate safely and predictably.

ratchet wheel

How does the choice of ratchet wheels affect the overall performance and reliability of mechanical systems?

The choice of ratchet wheels plays a significant role in determining the overall performance and reliability of mechanical systems. Here's how different factors related to ratchet wheel selection impact these aspects:

  • 1. Load Capacity: The load capacity of the chosen ratchet wheel must match the intended application. Using a ratchet wheel with insufficient load capacity can lead to premature wear, slippage, and safety risks.
  • 2. Material Selection: Ratchet wheels are available in various materials, such as steel, stainless steel, and plastic. The choice of material affects factors like durability, corrosion resistance, and weight. Selecting the appropriate material for the environment and application is critical.
  • 3. Tooth Profile and Design: The tooth profile and design of the ratchet wheel impact how well it engages with the pawl or catch. Proper tooth design ensures reliable engagement, reducing the risk of slippage or unintended movement.
  • 4. Precision and Tolerance: High-precision ratchet wheels with tight tolerances provide smoother and more consistent operation. Precision is essential in applications where accuracy and repeatability are critical.
  • 5. Pawl Compatibility: Ensure that the selected ratchet wheel is compatible with the accompanying pawl or catch mechanism. Incompatibility can lead to issues with engagement and reliability.
  • 6. Surface Finish: The surface finish of the ratchet wheel affects friction and wear. A polished or treated surface can reduce friction, extend the service life, and enhance performance.
  • 7. Environmental Considerations: Consider the environmental conditions in which the ratchet wheel will operate. Extreme temperatures, exposure to chemicals, or outdoor use may require specialized materials or coatings to maintain reliability.
  • 8. Maintenance Requirements: Some ratchet wheels may require more frequent maintenance than others. Understanding the maintenance needs of the chosen ratchet wheel is crucial for long-term reliability.
  • 9. Compliance with Standards: Ensure that the selected ratchet wheel complies with industry standards and regulations. Compliance is essential for safety and reliability in specific applications.
  • 10. Cost-Benefit Analysis: Consider the cost-effectiveness of the chosen ratchet wheel. While high-quality options may come at a higher price, they often offer better long-term reliability and reduced maintenance costs.
  • 11. Application-Specific Features: Some ratchet wheels may offer features tailored to specific applications, such as noise reduction or enhanced security. Choosing a wheel with the right features can improve overall system performance.
  • 12. Supplier Reputation: The reputation and reliability of the supplier or manufacturer also play a role. Established suppliers with a track record of quality can offer assurance in the performance of their products.

In summary, the choice of ratchet wheels affects the overall performance and reliability of mechanical systems by influencing load capacity, material selection, tooth design, precision, and many other factors. Selecting the right ratchet wheel for a given application is crucial for achieving optimal system performance and longevity.

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 Flat Return Roller Belt Conveyor Comb Idler for Mining  China Professional Flat Return Roller Belt Conveyor Comb Idler for Mining
editor by Dream 2024-05-16