China OEM Powder Metallurgy Iron Motor Gear for Automobile with Best Sales

Product Description

Powder Metallurgy Iron Copper Electroplating Motor Gear For Automobile

Why Powdered Metals?

Significant cost savings.
Create complex or unique shapes.
No or minimal waste during production.
High quality finished products.
Strength of materials.

Production process of powder metallurgy
Powder mixing – Forming – Sintering – Oil impregnation – Sizing -Ultrasonic cleaning – Steam oxidation – Oil impregnation – Final inspection – Packing

Company Profile
JINGSHI established in 2007                                               
Manufacturer & Exporter                             
Exacting in producing powder metallurgy gears and parts    
Passed ISO/TS16949 Quality Certificate                  
Advanced Equipment                                
Numbers senior R & D engineers and Skilled operators      
Precise Examination Instruments.                        
Strict Quality Control                                 
With the “More diversity, More superior, More professional ” business purposes, we are committed to establish long-term friendship and CHINAMFG relationship with domestic and international customers to create a bright future .


Just contact with us with 2D or 3D drawing to start our cooperation!

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

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automobile gear

What are the signs of a worn-out or malfunctioning gear system in an automobile?

A worn-out or malfunctioning gear system in an automobile can exhibit several signs. Here’s a detailed explanation:

1. Difficulty Shifting Gears:

One of the most common signs of a gear system issue is difficulty shifting gears. You may experience resistance, grinding, or a clunking sound when trying to engage or disengage a gear. Gear shifts may feel rough or not engage smoothly, indicating potential problems with the clutch, synchro rings, or other transmission components.

2. Slipping Gears:

If you notice that the gear slips out of place while driving, causing sudden loss of power or RPM fluctuations, it could indicate a worn-out or faulty gear system. Slipping gears can be dangerous, as it can lead to a loss of control over the vehicle’s speed and acceleration.

3. Unusual Noises:

A malfunctioning gear system may produce unusual noises. You may hear grinding, rattling, whining, or humming sounds during gear shifts or while the vehicle is in motion. These noises can indicate issues with gear engagement, worn-out bearings, damaged gears, or other internal transmission problems.

4. Burning Smell:

A burning smell, similar to that of overheated or burnt clutch material, can indicate a problem with the gear system. This can occur due to excessive friction caused by a slipping clutch or other transmission issues. It’s important to address this promptly, as prolonged operation can cause further damage.

5. Gear Sluggishness:

If you notice a delay or sluggish response when shifting gears, it could be a sign of a gear system problem. The gears may take longer to engage, causing a delay in acceleration or difficulty maintaining speed. This can result from worn-out synchronizers, damaged gear teeth, or insufficient transmission fluid.

6. Gear Popping Out:

In some cases, a worn-out or faulty gear system can cause a gear to pop out of engagement unexpectedly. This can happen while driving or when changing gears, leading to an abrupt loss of power and potentially causing safety hazards on the road.

7. Transmission Fluid Leaks:

Leaking transmission fluid is another potential sign of a gear system problem. If you notice reddish fluid underneath the vehicle, it may indicate a transmission fluid leak. Insufficient fluid levels can affect gear lubrication and lead to gear system malfunctions.

8. Dashboard Warning Lights:

In modern vehicles, a malfunctioning gear system can trigger dashboard warning lights, such as the check engine light or transmission warning light. If you see any warning lights illuminated, it’s advisable to have the vehicle inspected by a qualified mechanic.

If you observe any of these signs, it’s crucial to have your vehicle inspected and diagnosed by a professional technician. They can accurately identify the cause of the gear system issue and recommend the necessary repairs or replacements to ensure the safe and proper operation of your vehicle.

automobile gear

Can you explain the concept of downshifting and upshifting in an automobile?

Downshifting and upshifting are fundamental concepts in operating a manual transmission vehicle. Here’s a detailed explanation:

1. Upshifting:

Upshifting refers to the process of shifting to a higher gear while driving. It involves moving the gear lever from a lower-numbered gear to a higher-numbered gear. The purpose of upshifting is to increase the vehicle’s speed while maintaining fuel efficiency and reducing engine RPM. Upshifting is typically done as the engine reaches its optimal RPM range or when the vehicle has gained sufficient speed in the current gear.

2. Downshifting:

Downshifting is the opposite of upshifting and involves shifting to a lower gear. It requires moving the gear lever from a higher-numbered gear to a lower-numbered gear. Downshifting is used to decrease the vehicle’s speed, increase engine RPM, and provide more power when needed, such as during overtaking, ascending steep hills, or slowing down. It allows the engine to operate at a higher RPM range, providing better acceleration and engine braking.

3. Rev Matching:

When downshifting, an important technique called “rev matching” is often employed. Rev matching involves synchronizing the engine speed (RPM) with the rotational speed of the transmission and wheels for a smooth gear engagement. By blipping the throttle or “heel-and-toe” technique, the driver matches the engine RPM to the desired speed in the lower gear before engaging the clutch and shifting down. Rev matching minimizes drivetrain shock, reduces wear on the clutch, and ensures a seamless transition between gears.

4. Benefits of Downshifting:

Downshifting offers several benefits, including:

  • Improved acceleration: Downshifting to a lower gear provides more power and torque, allowing for quicker acceleration when needed.
  • Engine braking: By downshifting and utilizing engine braking, drivers can slow down the vehicle without relying solely on the brakes. This can help maintain control, reduce brake wear, and prevent overheating of the braking system on long descents.
  • Responsive driving: Downshifting allows drivers to have better control over the vehicle’s speed and responsiveness, especially in situations where immediate power is required.

5. Automatic Transmissions:

While the concept of upshifting and downshifting primarily applies to manual transmissions, modern automatic transmissions also incorporate similar principles. Automatic transmissions automatically shift gears based on factors such as vehicle speed, engine load, and driver input. They can upshift and downshift to optimize fuel efficiency, provide smooth acceleration, and deliver appropriate power based on driving conditions.

In summary, upshifting involves shifting to a higher gear to increase speed and maintain fuel efficiency, while downshifting involves shifting to a lower gear to decrease speed, increase power, and utilize engine braking. Downshifting offers benefits such as improved acceleration, engine braking, and responsive driving. Understanding the concept of shifting gears is essential for manual transmission operation and can enhance the driving experience and control over the vehicle.

automobile gear

What are the common types of automobile transmissions available?

There are several common types of automobile transmissions used in vehicles. Here’s a detailed explanation:

1. Manual Transmission: Manual transmissions, also known as “stick shift” or “standard” transmissions, require the driver to manually shift gears using a clutch pedal and gearshift lever. They typically have a set of forward gears, including first, second, third, fourth, and fifth (or sixth) gears, along with a reverse gear. Manual transmissions offer direct control over gear selection and are often preferred by enthusiasts for their engagement and control.

2. Automatic Transmission: Automatic transmissions use a torque converter and a complex system of planetary gears to automatically shift gears without driver intervention. They are the most common type of transmission in modern vehicles. Automatic transmissions provide smooth and convenient operation as they automatically select the appropriate gear ratio based on factors such as vehicle speed, engine load, and driver input. They typically offer “Drive” (D) mode for normal driving and may include additional modes like “Sport” (S) or “Economy” (E) for different driving preferences.

3. Continuously Variable Transmission (CVT): CVT is a type of automatic transmission that offers an infinite number of gear ratios within a specific range. Instead of using traditional gears, CVTs use a system of belts or chains and pulleys to provide seamless gear ratio changes. CVTs are known for their smoothness and fuel efficiency as they keep the engine operating at its most efficient RPM. They are commonly found in smaller vehicles and hybrid cars.

4. Dual-Clutch Transmission (DCT): DCT combines features of both manual and automatic transmissions. It uses two separate clutches for odd and even gears, allowing for quick and smooth gear shifts without interrupting power delivery. One clutch handles the current gear, while the other anticipates and prepares the next gear for engagement. DCTs provide fast and precise gear changes, making them popular in high-performance and sporty vehicles.

5. Automated Manual Transmission (AMT): AMT, also known as “Semi-Automatic Transmission” or “Clutchless Manual Transmission,” is essentially a manual transmission with automated clutch and gear shifting. Unlike traditional automatic transmissions, AMTs do not have a torque converter. Instead, they use actuators to control the clutch and gear selection based on the driver’s input or pre-programmed settings. AMTs are cost-effective alternatives to conventional automatic transmissions and are commonly found in entry-level or budget-friendly vehicles.

6. Sequential Manual Transmission (SMG) and Dual-Clutch Sequential Transmission: Sequential transmissions are commonly used in high-performance and racing vehicles. They allow for quick and precise sequential gear shifting without the need for a clutch pedal. SMGs use a single clutch, while dual-clutch sequential transmissions operate similarly to DCTs, with two clutches for improved performance and faster gear changes. Sequential transmissions provide rapid gear shifts, enhanced control, and are often controlled via paddle shifters mounted on the steering wheel.

These are some of the most common types of automobile transmissions available. Each type has its own advantages and characteristics, catering to different driving preferences, performance requirements, and fuel efficiency goals.

China OEM Powder Metallurgy Iron Motor Gear for Automobile with Best SalesChina OEM Powder Metallurgy Iron Motor Gear for Automobile with Best Sales
editor by CX 2023-09-22