China wholesaler Hypoid Spiral Bevel Gear of Automobile Gearbox Reducer gear ratio calculator
Product Description
1) According to the different strength and performance, we choose the steel with strong compression;
2) Using Germany professional software and our professional engineers to design products with more reasonable size and better performance; 3) We can customize our products according to the needs of our customers,Therefore, the optimal performance of the gear can be exerted under different working conditions;
4) Quality assurance in every step to ensure product quality is controllable.
Product Paramenters
| DRIVEN GEAR |
NUMBER OF TEETH |
17 |
|
MODULE |
10.3572 |
|
|
LENTH |
316 |
|
|
OUTER DIAMETER |
ø180 |
|
|
DIRECTION OF SPIRAL |
L |
|
|
ACCURACY OF SPLINE |
M33*1.5-6h |
|
|
NUMBER OF SPLINE |
46 |
|
DRIVEN GEAR |
NUMBER OF TEETH |
28 |
|
OUTER DIAMETER |
ø292 |
|
|
DIAMETER OF INNER HOLE |
ø190 |
|
|
ACCURACY OF SCREW |
16-M16*1.5-6H |
|
|
CENTER DISTANCE OF SCREW HOLE |
ø220 |
|
|
DIRECTION OF SPIRAL |
R |
Company Profiles
Our company,HangZhou CHINAMFG Gear co.,Ltd , specialized in Hypoid and spiral bevel gear used in Automotive industry, was foundeded in 1996, with registered capital 136,8 square meter, with building area of 72,000 square meters. More than 500 employees work in our company.
We own more than 560 high-precise machining equipments, 10 Klingelnberg Oerlikon gear production lines, 36 Gleason gear production lines, 5 forging production lines 2 german Aichilin and 5 CHINAMFG CHINAMFG advanced automatic continuous heat treatment production lines. With the introducing the advanced Oerlikon C50 and P65 measuring center, we enhence our technology level and improve our product quality a lot. We offer better quality and good after-sale service with low price, which insure the good reputation. With the concept of “for the people, by technology, creativity, for the society, transfering friendship, honest”, we are trying to provice the world-top level product.
Our aim is: CHINAMFG Gear,world class, Drive the world.
According to the different strength and performance, we choose the steel with strong compression;Using Germany professional software and our professional engineers to design products with more reasonable size and better performance;We can customize our products according to the needs of our customers,Therefore, the optimal performance of the gear can be exerted under different working conditions;Quality assurance in every step to ensure product quality is controllable.
Our company had full quality management system and had been certified by ISO9001:2000, QS-9000:1998, ISO/TS16949 , which insure the entrance of international market.
Certification & honors
Quality Management
Adopt PDCA for problem solution, to ensure a closed loop.
Packaging & Shipping
Packaging Detail:standard package(carton ,wooden pallet).
Shipping:Support Sea freight. Accept FOB,EXW,FAS,DES.
Cooperative customers
HangZhou CHINAMFG Gear Co., Ltd. adheres to the concept of “people-oriented, prosper with science and technology; create high-quality products, contribute to the society; turn friendship, and contribute sincerely”, and will strive to create world automotive axle spiral bevel gear products.
1.Do you provide samples?
Yes,we can offer free sample but not pay the cost of freight.
2.What about OEM?
Yes,we can do OEM according to your requirements.
3.How about after-sales service?
We have excellent after-sales service if you have any quanlity problem,you can contact us anytime.
4.What about package?
Stardard package or customized package as requirements.
5.How to ensure the quanlity of the products?
We can provide raw meterial report,metallographic examination and the accuracy testing etc.
6.How long is your delivery time?
Genarally it is 4-7 days.If customized it will be take 20 days according to your quantity. /* 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(/(.*?):(.*)$/))&&1
| Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery, Car |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Gear Position: | External Gear |
| Manufacturing Method: | Cast Gear |
| Toothed Portion Shape: | Herringbone Gear |
| Material: | Cast Steel |
| Samples: |
US$ 80/Set
1 Set(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
How do modern vehicles use electronic controls to optimize gear shifts?
Modern vehicles utilize electronic controls to optimize gear shifts and enhance the overall performance and efficiency of the transmission system. Here’s a detailed explanation:
1. Transmission Control Module (TCM):
Modern vehicles are equipped with a Transmission Control Module (TCM), which is a dedicated electronic control unit responsible for managing the operation of the transmission system. The TCM receives input from various sensors throughout the vehicle to monitor parameters such as vehicle speed, engine load, throttle position, and driver input.
2. Adaptive Transmission Systems:
Many modern vehicles employ adaptive transmission systems that continuously analyze the driving conditions and adjust the gear shifts accordingly. These systems use complex algorithms and sensor data to optimize gear selection based on factors such as throttle input, road gradient, vehicle speed, and load conditions.
3. Shift Mapping:
Electronic controls allow manufacturers to program specific shift maps or algorithms that determine the timing and characteristics of gear shifts. These shift maps take into account various factors such as engine RPM, vehicle speed, and driver demand. By customizing the shift mapping, manufacturers can optimize gear shifts for different driving scenarios, such as economy, sporty driving, or towing.
4. Shift-by-Wire Technology:
Shift-by-wire technology is increasingly being used in modern vehicles, especially those with automatic transmissions. In this system, the gear selection is electronically controlled rather than mechanically linked to the gear lever. It allows for more precise and responsive gear shifts, as well as additional features such as paddle shifters or manual shift modes.
5. Dual-Clutch Transmissions (DCT):
Dual-Clutch Transmissions (DCT) are becoming popular in modern vehicles due to their ability to provide quick and seamless gear shifts. DCTs use electronically controlled clutches to preselect gears, allowing for almost instantaneous shifts without interrupting power delivery. Electronic controls play a crucial role in managing the precise timing and coordination of clutch engagement and gear changes in DCTs.
6. Continuously Variable Transmissions (CVT):
Continuously Variable Transmissions (CVT) rely heavily on electronic controls to optimize gear ratios for maximum fuel efficiency and performance. CVTs use a system of pulleys and belts or chains to provide an infinite number of gear ratios. The TCM continuously adjusts the pulley positions based on sensor inputs to maintain the most suitable gear ratio for the driving conditions.
7. Over-the-Air Updates:
With the advancement of connected car technology, some modern vehicles can receive over-the-air updates to their electronic control systems. These updates can include refinements to the shift algorithms, allowing manufacturers to improve the performance, efficiency, and responsiveness of the transmission system even after the vehicle has been purchased.
Overall, electronic controls have revolutionized the way gear shifts are optimized in modern vehicles. By utilizing advanced sensors, algorithms, and electronic control units, manufacturers can deliver smoother, more efficient, and responsive gear shifts tailored to various driving conditions and preferences.
What is the impact of gear selection on fuel efficiency in a car?
Gear selection in a car has a significant impact on fuel efficiency. Here’s a detailed explanation:
1. Optimal Engine Speed:
Choosing the right gear allows the engine to operate at its optimal speed or within its “power band.” Each engine has a range of RPM (revolutions per minute) where it delivers the best balance of power and fuel efficiency. By selecting the appropriate gear, the engine can stay within this range, maximizing fuel efficiency.
2. Engine Load:
Gear selection affects the load on the engine. Higher gears, such as fifth or sixth gear, provide a higher gear ratio, reducing the engine’s rotational speed for a given vehicle speed. This reduces the load on the engine and can improve fuel efficiency, especially during highway driving where maintaining a steady speed is common.
3. Avoiding Over-Revving:
Shifting to a higher gear at the right time helps prevent the engine from over-revving. Over-revving occurs when the engine operates at excessively high RPM, which can waste fuel and potentially cause engine damage. By upshifting in a timely manner, the engine can run at a more efficient RPM range, leading to better fuel economy.
4. Acceleration and Deceleration:
The choice of gear during acceleration and deceleration also affects fuel efficiency. During acceleration, shifting up to higher gears smoothly and at appropriate RPM levels promotes fuel efficiency. Similarly, when decelerating, downshifting to lower gears while utilizing engine braking can save fuel by reducing the need for excessive braking and maintaining better control over vehicle speed.
5. Driving Conditions:
The impact of gear selection on fuel efficiency can vary based on driving conditions. For example, in hilly or mountainous terrains, downshifting to lower gears on uphill climbs can provide the necessary power while avoiding excessive fuel consumption. In stop-and-go city traffic, selecting lower gears can aid in smoother acceleration from a standstill, reducing fuel waste.
6. Manual vs. Automatic Transmissions:
The impact of gear selection on fuel efficiency can differ between manual and automatic transmissions. Manual transmissions offer more control over gear selection, allowing drivers to optimize fuel efficiency by choosing the most suitable gear for a given situation. On the other hand, modern automatic transmissions are designed to optimize fuel efficiency by automatically selecting the appropriate gear based on driving conditions and engine load.
In summary, gear selection plays a crucial role in determining fuel efficiency in a car. Optimal gear selection helps keep the engine operating at its most efficient RPM range, reduces engine load, prevents over-revving, and promotes smoother acceleration and deceleration. By understanding the relationship between gear selection and fuel efficiency, drivers can adopt driving habits that maximize fuel economy and reduce fuel consumption.
How do different types of gears contribute to the operation of an automobile?
Various types of gears contribute to the operation of an automobile in different ways. Here’s a detailed explanation:
1. Spur Gears: Spur gears are the most common type of gears used in automobiles. They have straight teeth and are mounted on parallel shafts. Spur gears provide a simple and efficient way to transmit rotational power and motion between shafts. They are commonly used in transmissions to transfer power from the engine to the wheels at different gear ratios.
2. Helical Gears: Helical gears have angled teeth that are cut in a helix shape. This design allows for smoother and quieter operation compared to spur gears. In automobiles, helical gears are often used in the transmission system to provide smoother gear engagement and reduce noise and vibration during gear shifts.
3. Bevel Gears: Bevel gears have conical-shaped teeth and are used to transmit power between shafts that intersect at an angle. In automobiles, bevel gears are commonly found in the differential, which transfers power from the transmission to the wheels while allowing them to rotate at different speeds during turns. They are also used in the steering system to transfer power from the steering column to the wheels.
4. Worm Gears: Worm gears consist of a worm (a screw-like gear) and a worm wheel. They provide high gear reduction ratios and are often used in applications where high torque is required, such as power steering systems in automobiles. Worm gears offer self-locking properties, meaning they prevent the backdriving of the system, providing stability and safety.
5. Rack and Pinion Gears: Rack and pinion gears convert rotational motion into linear motion. They consist of a straight bar with teeth (rack) and a gear (pinion) that meshes with the rack. Rack and pinion gears are commonly used in the steering system of automobiles to convert the rotational motion of the steering wheel into linear motion, allowing the driver to control the direction of the vehicle.
6. Planetary Gears: Planetary gears, also known as epicyclic gears, consist of a sun gear, planet gears, and a ring gear. They offer high gear reduction ratios and compact designs. In automobiles, planetary gears are used in automatic transmissions to achieve different gear ratios and provide smooth gear changes without the need for manual shifting.
Each type of gear plays a specific role in the operation of an automobile, contributing to the transmission of power, speed control, torque multiplication, and directional control. The combination and arrangement of these gears in various automotive systems enable the vehicle to perform functions such as accelerating, decelerating, turning, and maintaining speed efficiently and safely.
editor by CX 2024-04-08