Product Description
Product Description
| Car Fitment | Nissan |
| OE No. | 38110-90502 |
| Speed Ratio | 6/41 |
| Type | Differential Gear |
| Ring Gear Outer Diameter | 428mm |
| Material | 20CrMnTi/ 8620 |
| Hardness | HRC58-62 |
| Treatment | Carburizing,Hardening, tempering,high frequency treatment,black coating,zincing,nickelage |
Company Profile
HangZhou CHINAMFG Machinery is a professional manufacture of spiral bevel gear. The company has CNC milling machine, the GLEASON milling machine, rolling inspection machine, gear measuring center, a full set of metallographic analysis, inspection equipment and other related advanced equipment.
Our company owns gear measuring center equipped with advanced testing machines such as contourgraph, universal measuring microscope and full set netlaaographic analysis detector. According to various technical requirements and through procedures of sampling, special inspection and re-examination, multi-indexes of gears like observation, measurement and tracking can be completed.
With our high quality products, high credibility and trusty cooperation, aiming to be a highly specialized gear manufacturer of high level and all-directional service,we are looking CHINAMFG to your business negotiation and our promising cooperation.
FAQ
Q1: Are your products standard?
A: Our model is standard, if you have specific demand, pls tell us.
Q2: What is you main categories?
A: CHINAMFG truck parts, CHINAMFG truck parts, Hino truck parts, CHINAMFG truck parts.
Q3: If we don’t find what we want on your website, what should we do?
A: You can email us the descriptions and pictures of the products you need, we will check whether we have them.
B: We develop new items every month, and some of them have not been uploaded to website in time. Or you can send us sample by express, we will develop this item for bulk purchasing.
Q4: What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages before you pay the balance
Q5:Do you test all your goods before delivery?
Yes, we have 100% test before delivery
| Application: | Motor, Electric Cars, Motorcycle, Machinery, Agricultural Machinery |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Gear Position: | External Gear |
| Manufacturing Method: | Cut Gear |
| Toothed Portion Shape: | Curved Gear |
| Material: | Cast Steel |
| Customization: |
Available
| Customized Request |
|---|
Can spiral gears be used in automotive applications?
Yes, spiral gears can be used in automotive applications and provide several advantages in this context. Here’s why spiral gears are suitable for automotive applications:
- Noise Reduction: Spiral gears offer significant noise reduction compared to other gear types, making them ideal for automotive applications that require quiet operation. The helical tooth arrangement minimizes gear meshing noise by providing gradual tooth engagement, reducing impact and vibration.
- Smooth Operation: The gradual tooth engagement of spiral gears also contributes to smoother gear operation. This smoothness helps to improve shifting performance, leading to enhanced driving comfort and reduced wear on transmission components.
- High Load Capacity: Spiral gears have a high load-carrying capacity, which is important in automotive applications where gears are subjected to varying loads. They can handle the torque requirements of transmissions and differential systems effectively.
- Efficient Power Transmission: Spiral gears offer efficient power transmission due to their helical tooth profile. This efficiency helps optimize fuel consumption and overall vehicle performance. By reducing energy losses through improved tooth contact and reduced sliding friction, spiral gears contribute to better power transfer.
- Durability and Reliability: Automotive applications demand gears that can withstand continuous use and provide long-term reliability. Spiral gears are known for their durability, thanks to load distribution and reduced stress concentration. They can maintain reliable performance even under challenging conditions.
- Axial Thrust Compensation: Spiral gears can be designed with opposite helix angles to cancel out axial thrust. This feature is particularly beneficial in automotive applications where minimizing axial forces is crucial. It simplifies gear design and reduces the need for additional components, enhancing space efficiency.
Considering their noise reduction capabilities, smooth operation, high load capacity, efficient power transmission, durability, and axial thrust compensation, spiral gears are well-suited for various automotive applications. They are commonly used in transmissions, differentials, and other drivetrain components to ensure reliable and efficient power transfer, contributing to overall vehicle performance and comfort.
How do you calculate the gear ratio in a spiral gear system?
The gear ratio in a spiral gear system can be calculated by comparing the number of teeth on the driving gear (pinion) to the number of teeth on the driven gear (gear). The gear ratio represents the ratio of the angular velocity (speed) of the driving gear to the angular velocity of the driven gear. Here’s the formula to calculate the gear ratio:
Gear Ratio = Number of Teeth on Driven Gear / Number of Teeth on Driving Gear
For example, consider a spiral gear system where the driving gear (pinion) has 20 teeth, and the driven gear (gear) has 40 teeth. The gear ratio can be calculated as follows:
Gear Ratio = 40 / 20 = 2
In this example, the gear ratio is 2, which means the driven gear will rotate at half the speed of the driving gear. This calculation assumes that the gears have the same module (gear size) and that there are no additional gear stages in the system.
It’s important to note that the gear ratio determines the speed and torque relationship between the driving and driven gears. A gear ratio greater than 1 (e.g., 2, 3, etc.) indicates a reduction in speed and an increase in torque, while a gear ratio less than 1 (e.g., 0.5, 0.75, etc.) indicates an increase in speed and a reduction in torque.
When working with spiral gears, it’s essential to consider the helix angle and axial thrust in addition to the gear ratio to ensure proper gear design and performance.
Can you explain the advantages of using spiral gears over other gear types?
Spiral gears, also known as helical gears, offer several advantages over other gear types. These advantages stem from their unique design and characteristics. Here are some key advantages of using spiral gears:
- Smooth and Quiet Operation: The helical tooth arrangement in spiral gears enables gradual tooth engagement, resulting in smoother and quieter operation compared to straight-cut gears. The angled teeth allow for gradual contact, reducing impact and noise during gear meshing.
- High Load Capacity: Spiral gears can handle higher loads compared to straight-cut gears. The helical tooth design distributes the load over multiple teeth, increasing the load-carrying capacity and providing improved strength. This makes spiral gears well-suited for applications that require the transmission of high torque or the handling of significant loads.
- Efficient Power Transmission: Spiral gears exhibit higher efficiency compared to straight-cut gears. The helical tooth arrangement helps minimize sliding friction between the teeth, resulting in reduced power losses due to friction during gear operation. This efficiency is crucial in applications where power transmission needs to be optimized, and energy losses need to be minimized.
- Reduced Noise and Vibration: The gradual tooth engagement in spiral gears leads to reduced impact and vibration during gear meshing. This results in quieter operation, making spiral gears suitable for applications where noise reduction is important, such as in precision machinery or noise-sensitive environments.
- Axial Thrust Compensation: Spiral gears can be designed with opposite helix angles on mating gears, which helps cancel out the axial thrust generated during gear meshing. This feature eliminates the need for additional thrust bearings, simplifying the gear design and reducing complexity.
- Versatility and Adaptability: Spiral gears can be manufactured in various configurations, including spur, helical, and double helical designs. This versatility allows for their application in a wide range of machinery and systems, providing flexibility in gear design and usage.
These advantages make spiral gears a preferred choice in many applications where smooth operation, high load capacity, efficient power transmission, reduced noise, and versatility are important considerations.
editor by CX 2023-10-11
