China Gearbox Manufacturers, Suppliers, Factory - Wholesale Bulk Gearbox Made in China

Jiangxi Merrypal as a Gearbox manufacturer.we specialize in producing various types of gearboxes,such as lawn sprayer gearbox, concrete mixer gearbox, solid fertilizer spreader gearbox, etc.

Your Leading Gearbox Supplier

Quality Control

Strict quality management system ensures that every production process of the gearbox meets international standards and improves the stability and durability of the product.

Advanced Equipment

Modern production facilities and efficient production lines enable mass production of gearboxes to meet the demands of large orders.

Market coverage

Extensive business coverage in multiple markets or geographies to reach a wider range of potential customers.

Rich experience

With many years of industry experience and expertise, we are able to provide customers with customized gearbox solutions and solve complex technical problems.

Planetary Tmr Mixer Gearbox XHG01
XHG01 Series Gearbox is a new type joint developed by our company and domestic university. With characteristics if big torque
Vertical Tmr Mixer Transmission Gearbox XHG02
Vertical TMR Mixer Front Transmission Case is a kind of gearbox with two shifts, self-developed by our company. Basing on similar products in foreign countries, the product has improved a lot in...
Horizontal Feed Mixer Gearbox XHG03
Horizontal TMR Mixer Front Transmission Case is a kind of gearbox with two shifts, self-developed by our company. Basing on similar products in foreign countries, the product has improved a lot in...
Grass Sprayer Machine Gearbox XHG04
Model NO:XHG04 Series
Application:Agricultural Machinery
Function:Speed Changing, Speed uction
Planetary Gearbox for Fodder Mixer XHG05
XHG05 is a new type planet speed reducer used in fodder mixer, self-developed by our company.
Vertical Feed Mixer Gearbox XHG06
Vertical TMR Mixer Gearboxes are new type gearbox assemblies, self-developed by our company.With their characteristics of bid torque
Vertical Tmr Mixer Transmission Gearbox XHG07
Model NO:XHG07 Series
Layout:Vertical
Type:Bevel Gear
Small Sized Feed Mixer Gearbox XHG08
Vertical TMR Mixer Gearboxes are new type gearbox assemblies, self-developed by our company.With their characteristics of bid torque
50HP Rotary Mowers Gearboxes For Sale
MODEL:ED267
POWER:50HP/37KW
RATIO:1:1/1:1.35/1.35:1/1:1.92/1.92:1
36HP/27KW Rotary Blade Mowers Gearbox
MODEL:EDT36
POWER:36HP/27KW
RATIO:1:1/1.46:1/1:1.46/1:1.92/1:2.92
30HP Manure Spreaders Gearbox
MODEL:ED259
POWER:30HP
WEIGHT:14KG
RATIO:1:1/1.9:1/1.46:1
15HP Shredders Gearbox
MODEL:ED104
POWER:15HP/11KW
WEIGHT:9KG
RATIO:1:1/1:1.35/1:1.9/1.35:1/1.9:1

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What is Gearbox ?

A gearbox is a mechanical device utilized for power transmission and speed control, typically comprising a set of gears. The primary role of a gearbox is to adjust the speed and torque between the input shaft and the output shaft. Through a combination of gears with varying sizes and tooth counts, a gearbox can effectively modify speed and torque, enabling functions such as speed enhancement or reduction and torque amplification or reduction.

What are features of Gearbox？

Wide range of applications

Gearboxes can be designed with different gear combinations to achieve different speeds and torque outputs according to different needs.Can be applied to different machinery and equipment

High work efficiency

Gearboxes are capable of precise transmission through changes in speed and torque, effectively transmitting power and reducing energy loss.

High reliability

Gearboxes have a simple, stable and durable structure and are usually capable of stable operation for long periods of time.

Easy maintenance

Gearboxes have a simple structure and regular lubricant checks allow for quick troubleshooting without complicated overhauls.

Application of Gearbox

Agricultural machinery

Tractors: Gearboxes enable tractors to adjust their speed and torque for different operating conditions, such as plowing, seeding and dragging.
Harvesters: In harvesters, the gearbox is used for harvesting, threshing and transportation. With the gearbox, the harvester is able to adapt to different crop handling requirements and operating conditions.

Industrial machinery

Concrete Mixer：Adjusting the mixing speed: The gearbox can be used to adjust the speed of the mixer by changing the gear ratios to suit different mixing needs. For example, low speed mixing is used for mixing viscous materials and high speed mixing is used for liquids or lightweight materials.
Provide sufficient torque: When processing high viscosity or high density materials, the mixer needs a high torque output. The gearbox is able to convert engine power into the required high torque to ensure a smooth mixing process.

Livestock machinery

Feed processing equipment: In feed mixers, mills and pellet mills, gearboxes are used to adjust the speed and torque of the equipment to ensure that the feed is evenly mixed, finely ground and efficiently pelletized. grass sprayer：adjust spray speed: The gearbox can adjust the spray speed according to different terrain and vegetation density, thus ensuring uniform spraying. Different speed settings can be adapted to different operating conditions and improve operational efficiency.

Horizontal TMR feed mixer gearbox

Vertical sand and gravel mixer gearbox

2200 HP Spreader Gearbox

Lawn mower gearbox

Components of Gearbox

gears

Input gear: Receives power from the motor and transfers it to the other gears.

Output gear:Accepts power from the input gear and outputs it to the rest of the equipment.

shafts

Input shaft: Connecting an electric motor or other power source to transfer power to gears.

Output shaft:Outputs power from the gearbox to the load equipment.

bears

Supports shaft rotation and reduces friction to ensure smooth gear operation.

coupling

Connects the input shaft of the gearbox to the motor, and the output shaft to the load equipment, for transmitting power and allowing a certain axial displacement.

FAQ

Q: What is the definition of a gearbox?

A: Gearboxes are mechanical devices designed to transfer energy from a driving source, typically a motor, to other components of a system. Mounted on the motor shaft, the gearbox utilizes a specific arrangement of interlocking gears within its housing to increase output torque while simultaneously reducing output speed.

Q: How can I know when a gearbox is broken?

A: If your gearbox begins to make noise, it might be experiencing issues. Since a gearbox is a complex assembly with many moving parts, even a single faulty ball bearing can cause such unexpected sounds.

Q: How long does the gearbox last?

A: Exactly how long they last depend on you're towing heavy loads and even outside temperatures. That said, with normal you could get as little as 5-7 years out of a gearbox depending on the maintenance.

Q: Is a gearbox same like a transmission?

A: The gearbox is an integral component of the transmission system, playing a crucial role in applying power to the application. The transmission transfers power from the engine to the drive shaft, which then delivers it to the driving wheels. Within the transmission, the gearbox contains the gears that regulate how much power is transferred to the drive shaft through revolutions, or 'revs'.

Q: Does the gearbox oil need to be changed often?

A: Whether the oil in an agricultural transmission needs to be changed frequently depends on how often the equipment is used, and the operating environment. Specific change intervals should be determined by the recommendations in the owner's manual, usually every 500 to 1,000 hours or at the end of each seasonal use.

Q: Can I replace the gearbox parts myself?

A: Whether or not you can replace your own transmission parts depends on your skill level, experience, and the tools you need. Replacing transmission parts is usually a complex and technically demanding task. You need to follow the steps in the service manual

Q: What is the biggest cause of gearbox failure?

A: It is estimated that premature bearing failure accounts for over 50% of all gearbox failures. Bearings commonly fail due to excessive axial or radial loads, improper lubrication, or over-lubrication. In some cases, these loading issues are caused by mechanical failures.

Q: What causes gearbox damage?

A: Excessive load: Agricultural machinery often works under high load environment, and excessive load will lead to increased wear and tear or even fracture of internal parts of the gearbox.
Improper operation: Incorrect operation, such as frequent gear shifting, sharp stops and starts, etc.
Insufficient or improper lubrication: The gears and bearings inside the transmission need proper lubrication to minimize wear. Insufficient, poor quality or untimely replacement of lubricant can lead to excessive wear and early failure of transmission components.

Q: What is the gearbox mainly used for?

A: Gearboxes are used to transfer energy from one rotating power source to another and are commonly found in automobiles, turbines, and heavy machinery.

Q: How do you know when a gearbox bearing is bad?

A: Transmission bearing noise often sounds like rumbling. As the bearing wears out, this noise becomes progressively louder, potentially leading to major failure.

Q: What is the signs of bearing failure?

A: The first sign of bearing failure is excessive vibration. Following this, the bearing will start to overheat beyond acceptable levels and produce excessive noise, either high-pitched or grinding.

Q: Is the gearbox worth fixing?

A: If the damage to the transmission is minor and involves only a few replaceable parts, then the repair is worthwhile. However, if the damage is severe, the entire transmission may need to be replaced.

Q: What do people in other countries call a gearbox?

A: Transmission: This is the most commonly used term, especially in North America.
Gearbox: This term is more commonly used in the United Kingdom, Australia and some other Commonwealth countries.

Q: How long does it take to replace a gearbox?

A: Depending on the type of gearbox your has, replacing the gearbox can take anywhere from 1-4 days.

Q: Is gearbox and transmission oil the same?

A: No, because gear oil and transmission fluid are designed for different types of transmissions and mechanical environments.

Q: Is a torque converter a gearbox?

A: The torque converter serves a similar function to a clutch in a manual transmission. It is positioned between the engine and the gearbox.

Q: Is a full oil fill good for the transmission?

A: Inadequate oil levels can permanently harm your gearbox,Your gearbox oil level should never drop noticeably between oil changes.

We're known as one of the most professional gearbox manufacturers and suppliers in China. If you're going to wholesale bulk high quality gearbox made in China, welcome to get quotation from our factory.

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