Strengthening Technology of High Strength Automotive Gear Surface
Abstract: The strength and service life of gears are crucial factors restricting the localization of automobiles and other high-end electromechanical […]
Abstract: The strength and service life of gears are crucial factors restricting the localization of automobiles and other high-end electromechanical […]
Abstract: This article reviews the major heat treatment processes employed in the manufacturing of automotive gears, emphasizing advancements in pre-heat […]
Abstract Due to the complex coupling vertical vibrations in automotive rear axles, precise detection of wear in spiral bevel gears […]
With the development of the times, cars have become essential household items, but as the usage time increases, car gears […]
1. Experimental setup In order to verify the overall effectiveness of the image recognition method for grinding cracks in automotive […]
Based on extracting the features of grinding crack images of automotive gears, the method of support vector machine is used […]
After image segmentation, the grinding crack image of an automobile gear becomes optimized data that can accurately extract regional features. […]
Select a 3D visual sensor and divide the pre processed image data of grinding cracks in automotive gears into gear […]
The color capture of the color pickup lens of a CCD industrial camera is mainly based on three primary colors: […]
During the process of collecting and extracting automotive gear grinding crack images, due to noise interference, overexposure, and pixel distortion, […]
The acquisition of grinding crack images of automotive gears mainly occurs in image acquisition devices in automotive transmission systems, which […]
In recent years, with the rapid development of China’s automotive industry, the demand for automotive gears is increasing day by […]
Through experimental verification of the tensile properties of automotive gear forgings, it can be seen that different heat treatment processes […]
Through experimental verification of the wear resistance of automotive gear forging blanks, it can be seen that different heat treatment […]
When testing the wear resistance of automotive gear forging blank test samples, the THT type high-temperature friction and wear testing […]
Material selection and production method of automobile gear forging blank: (1) Using the chemical composition of 20MnCr5 steel as the […]
In order to improve the quality of automotive gears, various heat treatment processes are used to heat treat gear forging […]
1. Pre heat treatment process This process is the core step of the automotive gear manufacturing process. By pre heat […]
The raw material for manufacturing automotive gears is low-carbon alloy carburized steel, and the manufacturing process mainly includes five steps: […]
Automotive gears are key components of automobiles. If there are quality problems with automotive gears, the safety of automobiles can […]
At this stage, the market competition in the automobile industry is fierce, and the requirements for energy conservation, environmental protection, […]
The development direction of the automobile industry needs to meet the needs of the construction of ecological civilization. Therefore, energy […]
Digital casting of automobile castings refers to the application of digital technology to improve the casting level. Digital technology can […]
Lightweight is one of the trends of automobile production. Reducing the overall mass of the vehicle has a positive effect […]
The integration of automobile castings means to optimize the structure of traditional production processes such as stamping, welding, forging and […]
Casting process is the earliest metal forming method. About 20% of automobile parts need to be produced by different casting […]
The precision casting forming technology of automobile castings refers to a kind of casting forming method. The castings produced by […]
The gear hobbing and tool shifting on the gear hobbing machine can be completed by manual operation or automatic control […]
The purpose of tool shifting of automobile gear hob is to make all teeth of hob have about the same […]
Most of the inherent accuracy of the gear hob can be destroyed. Therefore, if the tolerance of tooth profile is […]
Most of the inherent accuracy of the gear hob can be destroyed. Therefore, if the tolerance of tooth profile is […]
In general, the tooth side clearance of automobile gear is switched with the matching wheel. It only happens when the […]
The comprehensive error shows the ring gear runout, pitch error, tooth thickness change, tooth profile error and change. The inspection […]
1. Diameter jump of ring gear The diameter jump of the ring gear of the automobile gear is the value […]
Gear inspection is an important part of gear manufacturing. Lack of inspection and process control will lead to the outflow […]
Almost all auto gear hobs are made of high-speed steel. High speed steel is a tool steel with high hardness, […]
In order to achieve the purpose of standardization, we classify automobile gear hobs according to manufacturing accuracy. The main purpose […]
Although most automotive gear hobs still have only one head number, multi head hobs have great advantages under appropriate working […]
At present, as an efficient gear making process, automobile gear hobbing is widely used in automobile production enterprises all over […]
Based on the actual needs of gear hobbing tools in automobile gear production line, it is transformed into seven elements […]
The gear hob used in the automobile industry is usually the tool for Machining Involute Cylindrical Gear by generating method […]
At present, the production and sales volume of China’s automobile industry has reached more than 22 million through explosive growth, […]
Gear is the key basic part of automobile. Most speed change and transmission components in automobile are related to gear […]
The speed of driving wheel is 1200 R / min, the meshing frequency of automobile gear is 160 Hz, the […]
All defective automobile gears will produce high-level pulses in operation, which will usually arouse the natural frequency (also known as […]
The test diagram of vibration amplitude spectrum caused by tooth profile error of automobile gear is shown in Figure 1. […]
At 25 ℃ and 0.001 V / s scanning speed, the Tafel curve of automobile gear test material 20mncr5 steel […]
The 72 h salt spray corrosion surface morphology of 20mncr5 steel, an automobile gear test material after normalizing and isothermal […]
1. Material preparation The automobile gear steel 20mncr5, which is widely used, is selected as the experimental material. The energy […]
Driven by the rapid development of automobile industry, China’s automobile gear manufacturing industry shows sustained and rapid growth. According to […]
The vibration experiment of automobile gear adopts SSA signal and analysis software combined with acceleration sensor to test the vibration […]
On the rear axle main reducer of modern automobile, the most widely used gear is hypoid gear, which is characterized […]
With the requirements of light-duty and high-performance automobile, the development of automobile industry puts forward new requirements for gear materials. […]
Among the introduced steel grades of the driving and driven gears of the rear axle, there are mainly Ni Cr […]
In view of the differences of resources and production process conditions in various countries, the gear steel alloy series used […]
Automobile Carburized Gear Steel is mainly low-carbon alloy steel. With the development of automobile industry, low-alloy carburized steel with similar […]
With the automation of automobile gear processing line, in order to continuously improve production efficiency, many countries are studying the […]
Austenite grain size is of great significance to stabilize the hardenability of steel, reduce the deformation of automobile gear after […]
The purity requirement of automobile gear steel mainly refers to the inclusion of oxides and sulfides and the reduction of […]
In addition to the general requirements of strength, plasticity and toughness of engineering materials, the performance requirements of automobile gear […]