Product Description
Quality Excavator Product Track Roller Upper roller Top Roller EX220
| Products information |
| Product name | Excavator/ Bulldozer Track Roller, Excavator Undercarriage Parts |
| Material | 35MnB/40Mn2 |
| Color | Yellow or Black or Customized |
| Technique | Forging/ Casting |
| Finish | Smooth |
| Surface Hardness/Hardness Depth | HRC52-59/8-12mm |
| Packing | standard export packed |
| Port | HangZhou, Xihu (West Lake) Dis. port |
| Time of delivery | Within 15 days after contact and negotiation |
| Payment terms | T/T, L/C, Western Union and so on |
Quality Excavator Product Track Roller Upper roller Top Roller EX220
| Related Products |
Quality Excavator Product Track Roller Upper roller Top Roller EX220
| Package & Delivery |
1.Package:
Cartons, wooden cases, pallets, etc., according to customer requirements.
2.Delivery type:
A.International Courier, Such as DHL, TNT,UPS or Fedex.
B.By air/By sea/By land.
Quality Excavator Product Track Roller Upper roller Top Roller EX220
| About us |
HangZhou CHINAMFG Machinery Co., Ltd. Located in HangZhou city, ZheJiang Province, China. We are a manufacturer
and exporter, specialized in the research, development and production of undercarriage parts for tractor
excavators and bulldozers, all kinds of generator set and engine, refrigeration compressors and spray
polyurea coating materials.
Professional providing in a wide range of construction machine spare parts for crawler excavator,bulldozer,crane:
| 1.Undercarriage Parts | carrier roller, track roller, idler, sprocket, | |||
| adjuster cylinder assy, track shoe, track link, | ||||
| bucket, bucket bushi, bucket teeth, teeth adapter, bolt and nut etc. | ||||
| 2.Engine parts | cylinder block, cylinder head, liner kits, con rod, engine bearing, | |||
| in/ex valve, valve seat, gasket kit, head gaskit, crankshaft, | ||||
| cam shaft,water pump, fuel pump, oil pump, turbocharger, | ||||
| nozzle, oil cooler assy, manifold exhaust etc | ||||
| 3.Seal kits | boom/arm/bucket cylinder seal kit, hydraulic pump seal kit, | |||
| swing motor seal kit,travel motor seal kit, control valve seal kit, | ||||
| adjuster seal kit, center joint seal kit,gear pump seal kit, | ||||
| regulator seal kit, breaker seal kit, bulldozer seal kit etc. | ||||
| 4.Hydraulic parts | hydraulic pump, swing motor assy, travel motor assy, gearbox, | |||
| main control valve, foot valve, operating od assy, pilot pump, | ||||
| regulator, center joint, relief valve, bearing, hydraulic spare parts, gear, etc. | ||||
| 5.Filter | oil filter, fuel filter, hydraulic filter, air filter, oil water seperator etc. | |||
| 6.Gear parts | travel,swing motor:sun gear,shaft,carrier assy,housing,hub,cover. | |||
Quality Excavator Product Track Roller Upper roller Top Roller EX220
| FAQ |
1. How can I be sure the part will fit my excavators and bulldozers?
Give us correct model number/machine serial number/ any numbers on the parts itself. Or measure the parts give us dimension or drawing.
2.How about the payment terms?
We usually accept T/T or L/C. other terms also could be negotiated.
3.What is your delivery time?
FOB HangZhou or any Chinese port : 30-40 days . If parts are in stock , our delivery time is only 7-10 days.
4.What are the modes of transportation?
We respect the choice of customers, will also provide advice to customers, the specific mode of transportation can be negotiated.
5.What about Quality Control?
We have a perfect QC system for the perfect products. A team who will detect the product quality and specification piece carefully, monitoring every production process until packing is complete, to ensure product safety into container.
If you are interested in our products, please feel free to contact us to discuss. /* 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
| After-sales Service: | Online Support |
|---|---|
| Warranty: | 12 Month |
| Type: | Crawler Excavator, Excavator Bucket |
| Application: | Excavator |
| Certification: | CE, ISO9001: 2000, CE, ISO9001: 2000 |
| Condition: | New |
| Customization: |
Available
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How do cam rollers contribute to the adaptability and versatility of tracking systems in various settings?
Cam rollers play a significant role in enhancing the adaptability and versatility of tracking systems across various settings. Their design and functionality enable them to meet the diverse requirements of different applications. Here’s a detailed explanation of how cam rollers contribute to the adaptability and versatility of tracking systems:
- Multiple Track Configurations: Cam rollers can be utilized in various track configurations, such as linear tracks, curved tracks, or complex multi-axis tracks. This flexibility allows tracking systems to adapt to different motion patterns and trajectories required by different applications. Whether it’s a straight-line motion, circular path, or customized multi-axis motion, cam rollers can be configured to accommodate a wide range of tracking requirements.
- Adjustable Cam Profiles: The design of cam rollers allows for adjustable cam profiles. Cam profiles determine the motion characteristics of the tracking system, including acceleration, deceleration, and dwell periods. By modifying the cam profiles, cam rollers can be customized to suit specific application needs. This adjustability enhances the adaptability of tracking systems, enabling them to handle different speed profiles, motion sequences, or tracking patterns.
- Modular and Scalable Design: Cam rollers are often designed with a modular and scalable approach, allowing for easy integration into different systems and the ability to scale up or down based on application requirements. They can be combined with other components, such as motors, gearboxes, or sensors, to create a complete tracking system. This modular design facilitates the adaptability and versatility of tracking systems, enabling customization and quick reconfiguration as per changing needs.
- Wide Range of Load Capacity: Cam rollers are available in various sizes and configurations, offering a wide range of load capacities. From lightweight applications to heavy-duty industrial settings, cam rollers can handle different loads and forces. This versatility allows tracking systems to adapt to diverse payload requirements, making them suitable for applications ranging from small-scale automation to large-scale material handling.
- Compatibility with Different Environments: Cam rollers are designed to operate in various environmental conditions. They can withstand factors like temperature variations, dust, moisture, and contaminants commonly found in industrial or outdoor settings. This compatibility with different environments enhances the adaptability of tracking systems, enabling their deployment in diverse industries such as manufacturing, logistics, automotive, and aerospace.
- Integration with Control Systems: Cam rollers can be seamlessly integrated with electronic or computer-controlled components, such as sensors, actuators, or programmable logic controllers (PLCs). This integration allows for precise control, synchronization, and automation of tracking systems. By incorporating control systems, cam rollers can adapt to dynamic operating conditions, respond to real-time feedback, and enable advanced tracking functionalities.
- Compatibility with Various Object Shapes and Sizes: Cam rollers are designed to accommodate a wide range of object shapes, sizes, and materials. They can track objects of different geometries, from flat panels to irregularly shaped components. This compatibility with various object characteristics enhances the versatility of tracking systems, enabling them to handle diverse workpieces, products, or materials.
The adaptability and versatility of tracking systems are significantly enhanced by the use of cam rollers. Their ability to work with different track configurations, adjust cam profiles, modular design, load capacity, environmental compatibility, integration with control systems, and compatibility with various object shapes and sizes makes them a valuable component in a wide range of applications, providing adaptability, flexibility, and versatility to tracking systems in diverse settings.

How do cam rollers contribute to precise and controlled motion in machinery?
Cam rollers play a significant role in ensuring precise and controlled motion in various machinery applications. Their design and functionality contribute to accurate tracking, smooth operation, and controlled movement. Here’s a detailed explanation of how cam rollers contribute to precise and controlled motion in machinery:
- Cam Profile Following: Cam rollers are specifically designed to follow the profile of a cam or track. The outer ring of the cam roller is shaped to match the contour of the cam surface. As the cam rotates or moves, the cam roller maintains contact with the cam profile, ensuring precise tracking and controlled motion along the desired path. This cam profile following capability enables machinery to achieve accurate and repeatable motion.
- Rolling Motion: Cam rollers utilize rolling motion to traverse the cam profile. The rolling motion reduces friction compared to sliding or rubbing contact, resulting in smoother operation and improved energy efficiency. The rolling action of cam rollers allows for controlled movement with minimal resistance, ensuring precise motion and minimizing wear and tear.
- Load Distribution: Cam rollers are designed to distribute the applied load evenly among the rolling elements. This load distribution capability minimizes stress concentrations and prevents excessive wear on individual rollers. By distributing the load effectively, cam rollers contribute to maintaining precise and controlled motion without compromising performance or causing premature failure.
- High Rigidity: Cam rollers are constructed to provide high rigidity, which is vital for precise and controlled motion. The materials and design of cam rollers ensure minimal deformation or flexing during operation, allowing for accurate positioning and controlled movement. The high rigidity of cam rollers enables machinery to maintain tight tolerances and achieve the desired motion without unwanted deviations.
- Roller Retainers: Some cam roller designs incorporate roller retainers or cages that hold the rolling elements in place and maintain proper spacing. These retainers prevent roller skewing and ensure controlled movement by guiding the rollers along the cam profile. The use of roller retainers enhances precision and eliminates the risk of roller misalignment, contributing to precise and controlled motion in machinery.
- Precision Bearings: Cam rollers are equipped with precision bearings that provide smooth rolling motion and reduce internal friction. These bearings are designed to handle both radial and axial loads, ensuring stable and controlled motion in various directions. The precision bearings in cam rollers contribute to the overall precision and controlled movement of the machinery.
By incorporating these design features and functionalities, cam rollers contribute to precise and controlled motion in machinery. They enable accurate tracking of cam profiles, utilize rolling motion with reduced friction, distribute loads evenly, provide high rigidity, use roller retainers for proper alignment, and utilize precision bearings for smooth operation. All these factors work together to ensure precise positioning, controlled movement, and reliable performance in a wide range of machinery applications.
In summary, cam rollers contribute to precise and controlled motion in machinery through their cam profile following capability, rolling motion, load distribution, high rigidity, roller retainers, and precision bearings. These features enable machinery to achieve accurate positioning, smooth operation, and controlled movement, resulting in improved performance and productivity.

What is a cam roller, and how is it utilized in mechanical systems?
A cam roller, also known as a cam follower or track roller, is a specialized type of roller bearing used in mechanical systems. It is designed to follow the surface profile of a cam or track and transmit motion or force between the cam and a moving component. Here’s a detailed explanation of what a cam roller is and how it is utilized in mechanical systems:
A cam roller consists of a cylindrical roller, needle roller, or ball bearing that is mounted in a stud or yoke. The stud or yoke provides a means of attachment to the moving component of the mechanical system. The roller or bearing element is housed within a thick-walled outer ring, which serves as a guide and support for the roller. The outer ring has a profile that matches the shape of the cam or track over which the cam roller operates.
The primary function of a cam roller is to convert rotary motion into linear motion or vice versa. As the cam or track rotates, the cam roller follows the profile, causing the roller to move along the track. This motion can be utilized in various ways depending on the specific application. Here are some common uses of cam rollers in mechanical systems:
- Motion Transmission: Cam rollers are often used to transmit motion from a rotating cam to a reciprocating or oscillating component. For example, in engines, cam followers are used to transfer the motion of the camshaft to the valves, opening and closing them at the appropriate timing.
- Guiding and Support: Cam rollers can also provide guidance and support to moving components in a mechanical system. They help maintain proper alignment and prevent lateral movement or deflection. This is particularly useful in applications such as conveyor systems, where cam rollers guide the movement of belts or chains.
- Load Bearing: Cam rollers are designed to withstand high loads and provide support to heavy-duty applications. They are often used in machinery and equipment where there is a need for reliable load-bearing capabilities. Examples include construction machinery, material handling equipment, and industrial automation systems.
- Compensating for Misalignment: In some applications, cam rollers are utilized to compensate for misalignment between components. The rolling motion of the cam follower allows it to adjust and accommodate slight deviations in the cam or track profile, ensuring smooth operation even in imperfect conditions.
The choice of cam roller design, size, and material depends on the specific requirements of the application. Factors such as load capacity, speed, operating conditions, and precision requirements are taken into consideration when selecting the appropriate cam roller. Regular maintenance, including lubrication and inspection of the cam roller, is important to ensure its proper functioning and longevity in the mechanical system.
In summary, a cam roller is a specialized type of roller bearing used in mechanical systems to transmit motion, provide guidance and support, bear loads, and compensate for misalignment. Its ability to follow the profile of a cam or track allows for efficient conversion of rotary motion to linear motion or vice versa. Cam rollers find application in a wide range of industries and play a crucial role in ensuring the smooth and reliable operation of mechanical systems.


editor by Dream 2024-04-29