Product Description
Xihu (West Lake) Dis.feng ISLE 6L QSL9 truck engine v belt tensioner 3974102 For Truck and excavator
Our Main products : cylinder block,cylinder head,crankshaft,camshaft,connecting rod,connecting rod bearing,valve,plunger,nozzle,exhaust valve,engine assy,feed pump,fan blade,gasket kit,glow plug/engine preheater,intake valve,liner,liner kit/rebuild kit,main bearing/crankshaft bearing,nozzle,nozzle piping,oil pump,piston,piston pin,piston ring,plunger,seat ,thrust bearing,valve guide,valve seat,valve seal,gasket full set ,water pump , turbocharger,genarator, starter,sensor…
| USE FOR | EXCAVATOR/ Truck |
| MACHINE MODEL | QSL9 |
| PART NUMBER | 3974102 |
| BRAND | Cummins |
Why choose our company?
——Company information
HangZhou Marun Machinery Equipment Co., Ltd is located in HangZhou China,Our company
established in 2008, it’s parent company -HangZhou Qipeng Machinery Equipment Co,.Ltd. We are authorized agent of Isuz,Yanmar and Mahle in China, agent of Isuz since it founded in 1990 ,specialized in excavator engine spare parts ,engine assembly and construction machinery for 30 years.
About ISUZ :
As a largest, most varieties and professional,leading ISUZ agent in China, we offer a full range of genuine ISUZ engine accessories and complete engine.The business scope are as follows:
Engine model:4JB1,C240,4BD1,4LE1,4LE2,4JG1,4JG2,4BD1,4BG1,4HK1,6HK1,6BD1,6BG1,6SD1,6RB1,6UZ1,6WG1.
Besides , we also can supply parts for machines like SUMITOMO,CASE,KOBELCO ,MITSUBISHI,CUMMINS ,KAWASAKI and so on
About CZPT :
As we all knows,if there were only two cars in the world, then one must use MAHLE spare parts.It’s products range cover construction machinery engine parts and auto engine parts,parts including:piston/cylinder/liner kit/valves/bearings/gasket kit/piston ring/filter .Apply to ISUZ,KOBELCO,CATER,KOMATS,CUMMINS,MITSUBISHI,HINO,DEUTZ and so on .
——Company Advantages
1. We have profession knowledge about engine parts ,more than 20 years experience in engine parts.
2. We can offer new and used genuine parts, oem, good quality made in china parts to you.
3. The genuine parts will give weight,price when quotation.
4. Genuine stock pictures will send if you need .
5.All parts can check with part number,all parts can order follow part number.
6. Quick delivery time,will delivery the goods within 3 days.
7. Safe packing to protect the goods, such as wooden box, Iron sheet for our parts.
8. Small quantity can accept.
——FAQ:
Q1:How long is the warranted time?
For natural broken, 3 months. Guarantee genuine parts.
Q2: What’s payment you can accept?
T/T, WESTERN UNION, CHINESE BANK,
Q3: What’s package? Can you give me the package according my requirement?
Yes, Original packing or Neutral packing with wooden box or carton
Q4: How about the lead time?
1) Stock available: 1-3days.
2) Out of stock: It’s according to your quantity, and we have cooperated with factory.
We will let you know when we quote.
Q5: What’s the shipping way you can offer?
1) Big order: By sea or by air.(It can reduce the costs)
2) Small order: DHL, TNT, UPS, FEDEX, EMS,
Q6: Whta’s the terms of the transaction?
EXW, FCA, FAS, FOB, C&F, CIF, CPT, CIP, DAF, DES,DDP.
Q7: Do you accept small order?
Yes, small order can accept.
Q8: What’s brand you can offer in your company?
1) OEM, 100% GENUINE PARTS, COPY(Made in China)
2) GENUINE PARTS.
We are seeking the chances to meet all the friends both from at home and abroad for the CZPT cooperation.
We sincerely hope to have long-term cooperation with all of you on the bases of mutual benefit and common development.
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| Type: | Engine Part |
|---|---|
| Application: | Excavator |
| Certification: | Standard |
| Condition: | New |
| Machine Model: | Qsl9 |
| Stock Status: | Available |
| Customization: |
Available
| Customized Request |
|---|
Can you describe the various mounting options and installations for belt tensioners in different settings?
Mounting options and installations for belt tensioners can vary depending on the specific application and the belt-driven system’s design. Different settings may require different approaches to ensure proper alignment, tensioning, and functionality of the tensioner. Here’s a detailed description of the various mounting options and installations for belt tensioners in different settings:
- Fixed Mounting:
- Adjustable Mounting:
- Spring-Loaded Tensioners:
- Idler Pulley Tensioners:
- Hydraulic Tensioners:
- Overhead Tensioners:
- Combination Mounting:
The most common mounting option for belt tensioners is fixed mounting. In this configuration, the tensioner is rigidly attached to a stationary part of the system, such as the engine block or a structural component. Fixed mounting provides stability and ensures that the tensioner remains in a fixed position relative to the belt. It is widely used in automotive, industrial, and machinery applications.
In some applications, adjustable mounting options are preferred to accommodate variations in belt length, alignment, or tension requirements. Adjustable tensioners allow for fine-tuning of the tensioning force by enabling adjustments in the tensioner’s position. This can be achieved through slots, elongated holes, or adjustable brackets that provide flexibility in the tensioner’s placement. Adjustable mounting is beneficial when precise tension adjustment is necessary or when belt drives undergo frequent changes.
Spring-loaded tensioners are commonly used in belt-driven systems. These tensioners incorporate a spring mechanism that applies constant tension to the belt. Spring-loaded tensioners can be mounted in various configurations, including fixed or adjustable mounting. The spring mechanism compensates for belt elongation, wear, or thermal expansion, ensuring consistent tension throughout the belt’s operational life.
Idler pulley tensioners utilize an additional pulley to redirect the belt’s path and apply tension. The tensioner is typically mounted on an adjustable bracket or arm, allowing for precise positioning of the idler pulley relative to the belt. Idler pulley tensioners are often used in serpentine belt systems, where multiple accessories are driven by a single belt. Proper alignment and tensioning of the idler pulley are crucial for efficient power transmission and belt longevity.
Hydraulic tensioners employ a hydraulic cylinder or piston to apply tension to the belt. These tensioners are commonly used in applications where high tension forces or dynamic tension control is required. Hydraulic tensioners may have specific mounting requirements due to the need for hydraulic connections, such as hoses or fittings. They are often used in heavy-duty machinery, automotive engines, or other systems demanding precise tension control.
In certain settings, such as conveyor systems or overhead power transmission systems, belt tensioners may be mounted overhead. Overhead tensioners are typically suspended from a support structure, allowing the tensioner to apply tension to the belt from above. This configuration helps maximize space utilization and facilitates maintenance and belt replacement in vertically-oriented systems.
In complex belt-driven systems, a combination of mounting options may be employed. For example, a fixed tensioner may be used in one location, while an adjustable tensioner is used in another to accommodate different belt lengths or alignment requirements. Combination mounting allows for customized tensioning solutions tailored to the specific system design and operational needs.
It is important to note that the specific mounting option and installation for a belt tensioner will depend on the system’s design, space constraints, belt type, and the manufacturer’s recommendations. It is essential to follow the manufacturer’s guidelines and specifications for proper tensioner installation to ensure optimal performance and longevity of the belt-driven system.
In summary, the mounting options and installations for belt tensioners can include fixed mounting, adjustable mounting, spring-loaded tensioners, idler pulley tensioners, hydraulic tensioners, overhead tensioners, and combinations thereof. Each mounting option offers advantages and considerations depending on the application’s requirements and the specific belt-driven system’s design.
What are the typical signs of improper belt tension, and how can belt tensioners address these issues?
Improper belt tension can lead to various issues in belt-driven systems. Recognizing the signs of improper tension is crucial for identifying and addressing potential problems. Belt tensioners play a crucial role in addressing these issues by adjusting and maintaining the proper tension in the belts. Here’s a detailed explanation of the typical signs of improper belt tension and how belt tensioners can address these issues:
- Slippage:
- Excessive Wear:
- Noise and Vibration:
- Overheating:
- Premature Belt Failure:
- Reduced Power Transmission Efficiency:
Slippage occurs when the belt slips on the pulleys instead of maintaining a firm grip. It can be caused by insufficient tension. Signs of slippage include a noticeable decrease in power transmission efficiency, a burning smell from friction, or visible wear on the belt and pulleys. Belt tensioners address slippage by applying the necessary force to increase the tension, improving the grip between the belt and the pulleys and minimizing slippage.
Improper tension can cause excessive wear on belts, pulleys, and other components. Insufficient tension may lead to belt slipping, resulting in accelerated wear. On the other hand, excessive tension can cause excessive stress and strain on the belt, leading to premature wear and potential damage. Belt tensioners help address excessive wear by adjusting the tension to the manufacturer’s recommended range, ensuring proper belt engagement and minimizing wear on the belt and associated components.
Improper belt tension can contribute to increased noise and vibration levels in the system. Insufficient tension may cause belt flapping or fluttering, leading to vibrations and noise. Excessive tension can create excessive forces and induce resonance, resulting in vibrations and noise as well. Belt tensioners address these issues by maintaining the correct tension, minimizing belt movement, reducing vibrations, and lowering noise levels, resulting in smoother and quieter operation.
Inadequate belt tension can cause overheating due to increased friction between the belt and the pulleys. Overheating may manifest as excessive heat radiating from the belt or pulleys, discoloration of the belt, or even belt degradation. Belt tensioners help address overheating by maintaining the proper tension, ensuring efficient power transmission and minimizing friction, which in turn reduces heat generation and helps prevent overheating issues.
Improper tension significantly increases the risk of premature belt failure. Insufficient tension can lead to belt slippage, accelerated wear, and reduced belt lifespan. Excessive tension can cause excessive stress and fatigue, leading to belt breakage or premature damage. Belt tensioners address these issues by maintaining the correct tension, distributing the load evenly across the belt, minimizing stress, and promoting longer belt life.
Improper belt tension can result in reduced power transmission efficiency. Insufficient tension leads to belt slipping, reducing the amount of power transferred from the driving pulley to the driven pulley. Excessive tension can cause increased friction and energy losses. Belt tensioners address these issues by ensuring the proper tension, maximizing the grip between the belt and the pulleys, and optimizing power transmission efficiency.
In summary, improper belt tension can manifest through signs such as slippage, excessive wear, noise and vibration, overheating, premature belt failure, and reduced power transmission efficiency. Belt tensioners address these issues by adjusting the tension to the recommended range, minimizing slippage, reducing wear, damping vibrations, preventing overheating, promoting longer belt life, and optimizing power transmission efficiency. Regular inspection and adjustment of belt tension using appropriate tensioners are essential for maintaining optimal belt performance and preventing potential issues.
Can you describe the various types of belt tensioners, such as automatic or manual tensioners?
There are various types of belt tensioners available, each designed to fulfill specific requirements in maintaining belt tension. Here’s a description of the different types of belt tensioners:
- Manual Belt Tensioners:
- Automatic Belt Tensioners:
- Hydraulic Belt Tensioners:
- Eccentric Belt Tensioners:
- Idler Pulley Tensioners:
Manual belt tensioners are the most basic type and require manual adjustment to set and maintain the desired tension. They typically consist of an adjustable arm or bracket that can be moved to increase or decrease the tension in the belt. Manual tensioners are commonly used in applications where tension adjustments are infrequent or can be easily accessed for manual adjustment. They are simple, cost-effective, and widely used in various industries.
Automatic belt tensioners, also known as self-adjusting or spring-loaded tensioners, are designed to maintain the proper tension automatically. They incorporate a spring mechanism that applies constant tension to the belt, compensating for belt elongation and wear over time. Automatic tensioners are commonly used in applications where frequent manual adjustments are impractical or where consistent tension control is essential. They provide convenience, minimize maintenance requirements, and ensure optimal tension without the need for manual intervention.
Hydraulic belt tensioners utilize hydraulic pressure to maintain belt tension. They consist of a hydraulic cylinder or piston that applies force to the tensioner arm, adjusting the tension in the belt. Hydraulic tensioners are commonly used in applications with high load requirements or variable operating conditions. They provide precise tension control, can compensate for changes in temperature and load, and are often employed in heavy-duty industrial machinery and automotive applications.
Eccentric belt tensioners use an eccentric mechanism to adjust the tension in the belt. They typically feature an eccentric pulley or roller that can be rotated to increase or decrease the tension. Eccentric tensioners are commonly used in applications where precise tension adjustments are required, such as high-performance engines or systems with specific belt tension specifications. They offer fine-tuning capabilities and are often found in automotive racing, performance tuning, and specialized machinery.
Idler pulley tensioners, also known as fixed tensioners or idler pulley assemblies, are a type of belt tensioner that utilizes an idler pulley to maintain tension. They are typically positioned on the slack side of the belt, providing guidance and tension control. Idler pulley tensioners are commonly used in applications where a fixed tension is desired, and the tensioning capability is provided by other components in the system, such as an automatic tensioner or an adjustable drive pulley.
In addition to these types, there are also specialized belt tensioners designed for specific applications or industries, such as torsional vibration dampers used in automotive engines to reduce vibrations, or belt tensioners with built-in dampening mechanisms to minimize noise in certain applications.
Overall, the choice of belt tensioner depends on factors such as the application requirements, load conditions, frequency of tension adjustments, and the desired level of automation and control. Selecting the appropriate type of belt tensioner is crucial to maintaining optimal belt tension and ensuring the efficient and reliable operation of belt-driven systems.
editor by CX 2024-03-15