China best Machinery Grinding Spare Parts Power Transmission Parts Bevel Gear for Automobile spurs gear

Product Description

Machinery Grinding Spare Parts Power Transmission Parts Bevel Gear For Automobile

The precision of CHINAMFG gear grinding precision gear can reach 5~6 levels. The corresponding dimensional accuracy can be achieved through precision gear grinding machine and grinder. It has the characteristics of stable transmission, low noise, long service life, and is suitable for high-power and heavy load.

Product Parameters

Product name Spur Gear & Helical Gear & Gear Shaft
Customized service OEM, drawings or samples customize
Materials Available Stainless Steel, Carbon Steel, S45C, SCM415, 20CrMoTi, 40Cr, Brass, SUS303/304, Bronze, Iron, Aluminum Alloy etc
Heat Treatment Quenching & Tempering, Carburizing & Quenching, High-frequency Hardening, Carbonitriding……
Surface Treatment Conditioning, Carburizing and Quenching,Tempering ,High frequency quenching, Tempering, Blackening, QPQ, Cr-plating, Zn-plating, Ni-plating, Electroplate, Passivation, Picking, Plolishing, Lon-plating, Chemical vapor deposition(CVD), Physical vapour deposition(PVD)…
BORE Finished bore, Pilot Bore, Special request
Processing Method Molding, Shaving, Hobbing, Drilling, Tapping, Reaming, Manual Chamfering, Grinding etc
Pressure Angle 20 Degree
Hardness 55- 60HRC
Size Customer Drawings & ISO standard
Package Wooden Case/Container and pallet, or made-to-order
Certificate ISO9001:2008
Machining Process Gear Hobbing, Gear Milling, Gear Shaping, Gear Broaching, Gear Shaving, Gear Grinding and Gear Lapping
Applications Printing Equipment Industry, Laser Equipment Industry, Automated Assemblyline Industry, Woodening Industry, Packaging Equipment Industry, Logistics storage Machinery Industry, Robot Industry, Machine Tool Equipment Industry

Company Profile

Packaging & Shipping


Main markets North America, South America,Eastern Europe,Weat Europe,North Europe.South Europe,Asia
How to order *You send us drawing or sample
*We carry through project assessment
*We give you our design for your confirmation
*We make the sample and send it to you after you confirmed our design
*You confirm the sample then place an order and pay us 30% deposit
*We start producing
*When the goods is done,you pay us the balance after you confirmed pictures or tracking numbers
*Trade is done,thank you!


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Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car, Automation Equipment
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Manufacturing Method: Cut Gear
Toothed Portion Shape: Bevel Wheel
Material: Stainless Steel
US$ 10/Piece
1 Piece(Min.Order)

Request Sample



Customized Request

automobile gear

What is the role of the transmission control module (TCM) in a car?

The transmission control module (TCM) plays a crucial role in the operation of the transmission system in a car. Here’s a detailed explanation:

1. Transmission Control:

The primary function of the TCM is to control the operation of the transmission. It receives input from various sensors throughout the vehicle, such as speed sensors, throttle position sensors, engine load sensors, and more. Based on this input, the TCM makes decisions regarding gear selection, shifting points, and torque converter lock-up to ensure optimal performance and efficiency.

2. Shifting Strategy:

The TCM determines the shifting strategy based on the driving conditions and driver inputs. It uses complex algorithms and programming to calculate the ideal timing and characteristics of gear shifts. The shifting strategy can vary depending on factors such as vehicle speed, engine load, throttle position, and driver demand. The TCM’s goal is to provide smooth, seamless, and efficient gear shifts.

3. Fault Detection and Diagnostic Capability:

The TCM continuously monitors the transmission system for any malfunctions or abnormalities. It has built-in diagnostic capabilities to detect faults such as sensor failures, solenoid issues, or hydraulic problems. When a fault is detected, the TCM can often store relevant fault codes, which can be retrieved using specialized diagnostic tools to aid in troubleshooting and repair.

4. Communication with Other Vehicle Systems:

The TCM communicates with other electronic control units (ECUs) in the vehicle to exchange information and coordinate the overall vehicle operation. For example, it may communicate with the engine control module (ECM) to ensure smooth power delivery during gear shifts. It may also communicate with the anti-lock braking system (ABS) to optimize gear selection based on braking conditions.

5. Adaptation and Learning:

Modern TCMs have the capability to adapt and learn over time. They can adjust the shifting strategy based on the driver’s behavior and driving patterns. The TCM may learn the driver’s preferences and adapt the shift points and characteristics accordingly. This adaptive feature helps to tailor the transmission’s behavior to the individual driver’s style and improve overall driving experience.

6. Over-the-Air Updates:

Some TCMs in modern vehicles can receive over-the-air updates. Manufacturers can send software updates to the TCM to refine the shifting algorithms, address known issues, or introduce new features. This capability allows for continuous improvement and optimization of the transmission system even after the vehicle has been sold.

In summary, the transmission control module (TCM) is responsible for controlling and optimizing the operation of the transmission system in a car. It ensures smooth gear shifts, monitors the system for faults, communicates with other vehicle systems, adapts to the driver’s behavior, and can receive software updates for ongoing refinement and improvement.

automobile gear

What is a continuously variable transmission (CVT) and how does it work in cars?

A continuously variable transmission (CVT) is a type of automatic transmission that provides an infinite number of gear ratios within a specific range. Here’s a detailed explanation of how it works:

In a traditional transmission, gears of different sizes are used to achieve different gear ratios. These gears have fixed ratios, and the transmission shifts between them to adjust the speed and torque output. In contrast, a CVT uses a different mechanism to vary the gear ratios.

1. Pulleys and Belt/Chain System:

A CVT consists of two pulleys connected by a metal belt or a chain. Each pulley has two halves that can move closer together or farther apart. One pulley is connected to the engine, and the other is connected to the wheels.

2. Variable Pulley Diameter:

The pulleys in a CVT have variable diameters. As the pulley halves move closer together, the effective diameter decreases, and as they move farther apart, the effective diameter increases. This adjustment of the pulley diameters allows for continuous variation of the gear ratio.

3. Belt/Chain Movement:

The metal belt or chain runs between the two pulleys. When the effective diameter of one pulley decreases, the belt or chain moves towards the larger diameter on the other pulley. As a result, the contact point on the pulleys changes, altering the effective gear ratio.

4. Hydraulic or Electronic Control:

To control the movement of the pulleys, a CVT uses a hydraulic or electronic control system. This system monitors various factors, such as vehicle speed, engine load, throttle input, and acceleration demands, to determine the optimal gear ratio. It then adjusts the position of the pulley halves accordingly.

5. Seamless Gear Ratio Changes:

Due to the continuous variation of the pulley diameters, a CVT provides seamless gear ratio changes. It can continuously adjust the gear ratio to keep the engine operating at its most efficient RPM for a given driving condition. This flexibility allows the engine to deliver power more effectively and improves fuel efficiency.

6. “Step” or “Shift” Modes:

Some CVTs offer “step” or “shift” modes to simulate traditional gear shifting. In these modes, the CVT may have predefined ratios or “virtual” gears that mimic the feel of gear changes. This can provide a more familiar driving experience for those accustomed to traditional automatic transmissions.

CVTs are known for their smoothness and fuel efficiency. By continuously adjusting the gear ratio to match the engine’s power output and the driving conditions, a CVT helps optimize fuel consumption. They are commonly found in smaller vehicles and hybrid cars.

However, it’s worth noting that CVTs may have a different driving feel compared to traditional transmissions, as the engine RPM can remain relatively constant during acceleration. Some drivers may prefer the stepped gear changes of conventional transmissions for a more engaging driving experience.

“`automobile gear

How does an automatic transmission differ from a manual transmission?

An automatic transmission and a manual transmission differ in several ways. Here’s a detailed explanation:

1. Gear Shifting:

In a manual transmission, the driver manually operates the clutch pedal and gearshift lever to engage and disengage gears and select the appropriate gear ratio. This requires coordination between the clutch, accelerator, and gearshift movements.

On the other hand, an automatic transmission shifts gears automatically without driver intervention. It uses a torque converter or a dual-clutch system to smoothly transition between gears based on factors such as vehicle speed, engine load, and throttle input. The driver only needs to select the driving mode (e.g., “Drive,” “Sport,” or “Economy”) and control the accelerator and brake pedals.

2. Clutch Operation:

In a manual transmission, the clutch pedal is used to engage or disengage the engine from the transmission. When changing gears, the driver depresses the clutch pedal, which temporarily disconnects the engine’s power from the transmission. This allows for smooth gear engagement and disengagement.

In an automatic transmission, there is no clutch pedal. Instead, it uses a torque converter or a dual-clutch system to transmit power from the engine to the transmission. These systems automatically manage the power transfer and eliminate the need for manual clutch operation.

3. Driver Involvement:

A manual transmission requires more driver involvement and skill. The driver must actively engage the clutch pedal, shift gears, and match engine RPMs to achieve smooth gear changes. This level of control can be preferred by enthusiasts who enjoy the engagement and control over the vehicle’s performance.

An automatic transmission offers a more relaxed driving experience as it shifts gears automatically. The driver can focus on steering, acceleration, and braking without the need to manually operate the clutch or shift gears. This convenience is especially beneficial in heavy traffic or during long-distance drives.

4. Fuel Efficiency:

In the past, manual transmissions were generally more fuel-efficient than automatic transmissions. This was because the driver had more control over gear selection and could optimize engine RPMs for better fuel economy. However, advancements in automatic transmission technology, such as the introduction of continuously variable transmissions (CVTs) and improved gearshift algorithms, have narrowed the fuel efficiency gap between manual and automatic transmissions.

Modern automatic transmissions often incorporate features like multiple gears, adaptive shift patterns, and torque converter lock-up for improved fuel efficiency. Some automatic transmissions even offer manual shift modes or paddle shifters, allowing the driver to manually select gears when desired.

5. Market Availability:

Manual transmissions are less common in certain regions, such as North America, where automatic transmissions dominate the market. Automatic transmissions are widely available and come as standard or optional equipment in most vehicles. Manual transmissions are more prevalent in certain markets, such as Europe, where they are preferred by a significant portion of drivers.

Overall, the main differences between automatic and manual transmissions lie in the gear-shifting mechanism, clutch operation, driver involvement, fuel efficiency, and market availability. The choice between the two depends on individual preferences, driving conditions, and the desired level of control and convenience.

China best Machinery Grinding Spare Parts Power Transmission Parts Bevel Gear for Automobile spurs gearChina best Machinery Grinding Spare Parts Power Transmission Parts Bevel Gear for Automobile spurs gear
editor by CX 2024-03-26