Brief introduction of helical bevel gear
Helical bevel gear refers to the bevel gear whose tooth line on the crown wheel is a straight line that […]
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Cylindrical gear transmission
The gear transmission used to transmit power and motion between parallel shafts. The transmission power and speed of cylindrical gear
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Development of carburizing and quenching process for truck gears in China
Compared with similar products in advanced countries, the quality of truck gears in China lags far behind, with an average
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Study on calculation method of friction excitation and stiffness excitation of helical gear
As an important part of the transmission system, helical gear generates dynamic meshing excitation during operation due to the change
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Automotive rack and pinion steering gear system
Perfect product criteria and reliable product design knowledge are the guarantee for the rapid establishment and correct design of product
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Principle and method of bevel gear partial milling
Principle The teeth and grooves of bevel gears are contractive, that is, they are wide at the big end and
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Forging process of spiral bevel gear
Make full use of CAD two-dimensional software, CATIA three-dimensional software and DEFORM-3D finite element numerical simulation software to carry out
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Rigid plastic finite element simulation of ring rolling process of spiral bevel gear blank
The ring rolling process of driven spiral bevel gear blank of automobile rear axle is analyzed. The forming of spiral
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Numerical simulation of ring rolling process of spiral bevel gear
Through a large number of numerical simulation experiments, on the basis of the theoretical calculation size of the ring blank,
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Manufacturing technology of bevel gear
Firstly, the hobbing principle is used to make the processed bevel gear and the imaginary shovel gear do the relative
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Machining of bevel gear
Bevel gear is mainly used for transmission where two shafts intersect. The included angle between the two shafts is usually
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Gear forging products
There are teeth on the rim, which can continuously mesh and transmit motion and power. The application of gears in
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Basic theory of helical gear dynamics and calculation of static transmission error after modification
Helical gear system is a complex elastic mechanical system composed of gear pair, transmission shaft, bearing and box. In the
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Foreign trends of carburizing and quenching process for truck gears
Carburizing and quenching of truck gears is a key process in the process of gear quality control. Many key characteristics
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Development of gear forgings in China
China’s gear forging industry has developed rapidly during the Tenth Five Year Plan Period: in 2005, the annual output value
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Parameter optimization of automotive rack and pinion steering gear
Complete the parametric design analysis and research of automobile rack and pinion steering gear based on CATIA. In the implementation
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Introduction to bevel gear
Bevel gear is also called bevel gear, bevel gear. Used for transmission between intersecting shafts. Compared with cylindrical gears, it
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Heat treatment deformation control of heavy truck gear
The research on heat treatment deformation control of heavy truck gearbox gear is of great practical significance and great practical
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Research status of forming technology of spiral gear blank
In the 1970s, China just began to study the spiral gear blank. The early manufacturing processes were forging forming processes
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Characteristics of cylindrical gears
In the meshing transmission of cylindrical gear mechanism, there is a large tangential relative sliding speed along the tooth length
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Meshing transmission of gear mechanism of cylindrical gear
Name of each part of cylindrical gear (take spur gear as an example): l) Pitch circle diameter d ‘, graduation
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Meshing transmission of gear mechanism of cylindrical gear
Cylindrical gear is an important type of mechanical gear, and it is the most common gear style. When the gear
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Advantages and application of helical cylindrical gear
Helical cylindrical gear is a kind of helical gear. It is called helical cylindrical gear only when the two shafts
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Brief introduction of hypoid gear
Hypoid gear is also called “elevation gear”. The conical surface is used as the indexing surface to approximately replace the
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Helical gear processing technology
Helical gears is the abbreviation of “helical cylindrical gear”, that is, the cylindrical gear whose tooth line is cylindrical helix,
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Research status of forming technology of spiral bevel gear blank rolling ring
At present, the effective method to produce the driven spiral bevel gear blank of automobile rear axle at home and
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Research status of forming technology of spiral bevel gear blank rolling ring
Taking the automobile rear axle driven spiral bevel gear blank processed by ZHY gear as the research object, its original
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Heat treatment process of heavy truck gear
At present, foreign automobile manufacturers generally adopt isothermal annealing treatment for truck gear forging blank, and specify different isothermal annealing
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Brief introduction of driven spiral bevel gear of automobile rear axle
Automobile rear axle is also called drive axle. It not only bears the load, but also acts as differential and
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Automobile rack and pinion steering gears
With the enhancement of China’s national strength, China’s scientific level has been greatly improved. At the same time, it has
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Noise reduction and parameters of planetary gear transmission system
After the precise gear change model of spur gear is established in the software of SolidWorks. Through the comparison and
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Selection of forming process for spiral bevel gear blank
By comparing the advantages and disadvantages of various forming processes and combining the process methods of producing spiral bevel gear
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Ring rolling process of cylindrical gear blank
Ring rolling, in fact, can be regarded as a rolling process, which mainly carries out continuous local compression deformation on
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Noise reduction of planetary gear transmission system
Planetary gear train is an important gear transmission mechanism, which has the advantages of compact structure, small volume, light weight,
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Coupling dynamic modeling of helical gear modification and friction excitation
Through the research on the relationship between helical gear modification and friction excitation, the coupling dynamic model of helical gear
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Development of pre heat treatment of heavy truck gears
As we all know, the quality of gears is influenced not only by the steel itself, but also by the
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Driven spiral bevel gear forging blank
As a transmission part, spiral bevel gear is widely used in automobile, machine tool, ship, aircraft and other related fields.
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Development status of rack and pinion steering gear in China
Among the steering gears used by Chinese cars, in the last century, Jiefang automobile and Dongfeng Automobile used worm crank
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Influence of furnace charging mode on gear deformation
During gear heat treatment, carburizing and quenching, a reasonable furnace charging method shall be adopted according to the specific conditions
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Parametric design of automotive rack and pinion steering gear
On the basis of studying a large number of relevant data at home and abroad, this paper makes an in-depth
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Automotive rack and pinion steering gear system
The interface design of automobile rack and pinion steering gear model base the man-machine interface and man-machine interaction ability of
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Research status of dynamic characteristics of helical gears in China and abroad
The dynamic response characteristics of gear system refer to the dynamic behavior of gear system in the working process, mainly
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Parametric modeling of automotive rack and pinion steering gear parts
General products are composed of one or many parts. In order to realize the parametric design of products, we must
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Experimental analysis on heat treatment of one speed gear
1. Microstructure analysis of pre heat treatment After ordinary normalizing, the metallographic structure of the first speed gear blank is
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Situation of gear steel for heavy trucks in China
China’s truck gear steel basically follows the brand of the former Soviet Union. For a long time in the past,
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Parameter optimization design of automotive rack and pinion steering gear
This paper introduces automobile steering system and automobile rack and pinion steering gear, then introduces the current situation of automobile
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Development status of rack and pinion steering gear abroad
The steering gears commonly used in modern cars include recirculating ball steering gear, worm crank finger pin steering gear, rack
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Metallurgical quality of steel for truck gear
The metallurgical quality of steel for truck gear has the following requirements: 1.End hardenability At present, the bandwidth control of
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Fracture failure analysis results of aluminum alloy automobile gears
After the above experimental analysis and referring to the metallographic inspection of Automobile Carburized Gears, it can be observed that
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Effect of pre heat treatment on heat treatment deformation of cylindrical gear
The purpose of pre heat treatment is to obtain uniform and fine structure and completely eliminate stress. The pre heat
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Deformation control of heavy truck cylindrical gear after heat treatment
Taking 9t one speed gear parts as an example, the effects of different pre heat treatment methods on the deformation
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Fracture failure analysis of aluminum alloy automobile gear
Gear is an important part of automobile transmission device, which has the functions of changing movement direction, changing speed and
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Research status of gear friction excitation in China and abroad
For the research of tooth surface friction, more attention is paid to the heating and energy consumption caused by friction,
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Deformation analysis of truck gears before and after control hardenability strip steel
Three typical parts of heavy truck gearbox hc7s-120: first and second speed gear sleeve (representative of thin-walled castings), fourth speed
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Influence of material quality on deformation of truck bevel gear
Material quality is affected by multiple factors. Different origin, smelting methods, quality categories and supply forms of truck bevel gear
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Heat treatment process for controlling gear deformation
The process tests of 9T 34556 speed gear sleeve with different heat treatment methods, different heat treatment process parameters and
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Development of precision forging technology of spiral bevel gear
In 1674, Danish astronomer Romer used the enveloping cycloid as the gear tooth profile to obtain the gear with conjugate
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Pre heat treatment of gear blank of one speed gear
Through the process test of two different pre heat treatments on the deformation law of the parts after final carburizing
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Selection of carburized gear steel for heavy truck
From the above analysis of the service conditions and failure forms of gears, it is proposed that the performance requirements
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Effect of carburizing equipment and process on bevel gear deformation
1. Test purpose Verifying the rationality of bevel gear process is an effective guarantee to reduce the heat treatment deformation