There are many types of gear products and a wide range of application fields. According to the market demand in recent years and the development trend in the next 20 years, the seven key development fields of the future market demand of China’s gear industry are: ① aerospace and...
Driven by the rapid development of automobile, wind power, high-speed railway, construction machinery and other industries, China’s gear industry has developed rapidly. In 2010, the production and sales scale of gear products has reached 146 billion yuan. China has become a real world gear manufacturing country But there...
China’s specialized production and new product K development of vehicle gears, represented by automobile gears, began with introduction and digestion. In recent years, China’s gear manufacturing level has experienced a rapid improvement process, from manufacturing gear shift gearbox to adding synchronizer to shift fourth, fifth and sixth gear gearbox,...
Matlab is a very powerful and popular mathematical analysis software. Its full name is ma trix Laboratory (i.e. Matrix Laboratory). The purpose of its compilation is to avoid users’ repeated matrix operation and basic numerical operation. It is released by American MathWorks company. It is mainly for scientific calculation,...
Then the engagement force Np, Ng and friction force Fp, Fg can be expressed as: Where: lambda (t) is the directional coefficient of the friction force on the tooth surface, when the friction force is in line with the forward direction of the X coordinate, “+” and its direction...
In particular, the plan proposes to implement a special plan for improving the quality of gear steel. At present, the quality of gear steel in China can not meet the requirements of high-end gear products in terms of service life and reliability. Moreover, with the transformation and upgrading of...
In the “13th five year plan” for the development of China’s gear industry (hereinafter referred to as the “plan”) previously published, the development objectives of the gear industry during the “13th five year plan” were put forward. First, the innovation capacity has been significantly enhanced. China’s gear industry has...
Recently, Professor Zhang Ruifen of ZHY gear said at a gear industry seminar: “there are many fundamental technical problems of high-end gear related equipment in China that need to be solved.” At present, the industry has basically reached a consensus on the high-end development of the domestic gear industry:...
In recent years, the gear industry is asking a question, where is the development direction of the industry? Where is our growth point? According to ZHY gear, the development of the fourth pole is comprehensive in many aspects: full industrialization of domestic automatic transmission, precision reducer based on robot...
Gear is a key basic component with large quantity and wide range, which is almost used in various fields of national economy. Gear industry is a technology intensive and capital intensive industry in machinery industry. At present, gear industry has become the largest industry in China. Last year, the...