Dynamic and static contact analysis of helical gears
In the transmission process of helical gears, their tooth surfaces are in contact with each other, and the tooth surface […]
In the transmission process of helical gears, their tooth surfaces are in contact with each other, and the tooth surface […]
According to the analysis of dynamic and static contact stress of different helical gears, the following conclusions can be obtained:
Pro / mechanism is a special mechanism motion simulation module of Pro / E software. Using Pro / mechanism, the
At present, the main problems faced by the development and wide application of cold extrusion technology of spur gears are
Comprehensively analyze the research data related to gear machining deformation. In order to realize the prediction of machining deformation of
In the overhaul project of large-scale mechanical press produced, due to the long service time of the press, when checking
To obtain accurate gear contact stress, the premise is to create an accurate three-dimensional solid model, and the creation of
In the 20th century, gear transmission has been widely used in industry, national defense, agriculture and other fields because of
In the process of cutting teeth, the material of straight bevel gear blank continues to be cut off, and the
“Gear manufacturing manual” and other data on the cutting parameters of spiral bevel gears are aimed at the traditional mechanical
When the straight bevel gear split wheel blank is cut, the material of the cogging part is removed, and the
Li Mingliang simulated the forming process of forward extrusion and reducing extrusion of spur gear on DEFORM-3D software. It was
Stiffness is a characteristic value to measure the resistance of straight bevel gear blank to deformation during tooth cutting. The
Based on theoretical calculation and finite element simulation, Sun Jie and Ke Yinglin of Zhejiang University studied the influence of
Compared with other curve tooth bevel gear pairs with vertical axis, hypoid gear pair has the following advantages: (1) The
The process of gear cutting of straight bevel gear blank is actually the process that the material in the tooth
The deformation of extra large split spur bevel gear blank in the process of gear cutting is closely related to
Scientific design is the premise of producing hypoid gear pair with good meshing performance and the guarantee of stable operation,
Virtual assembly refers to the process of using relevant tools in the virtual interactive environment provided by the computer to
Based on the forming principle of gear, Yu Xiaoning and others designed the tooth profile of milling cutter through the
The existing research on the subdivision machining of large gear is mainly aimed at large cylindrical gear. Niu Yanfang and
The cold extrusion technology of spur gear is a metal plastic forming process with less and no chip, which has
In the process of cutting teeth, the material of straight bevel gear blank continues to be cut off, and the
The tooth surface of hypoid gear tooth is an irregular spatial surface with complex structure, and the mathematical model involves
Super large straight bevel gear is one of the most important parts in China’s large-scale heavy industrial equipment. It is
Hypoid gear pair is a special kind of curved bevel gear transmission used to transfer the motion and load between
Cylindrical helical gear transmission is a kind of transmission commonly used in mechanical transmission. Cylindrical helical gear is an important
Taking the forging process of driving and driven spiral bevel gear blank as the research object, the forging process of
As a special bevel gear, hypoid gear has complex design theory, many technical difficulties and great manufacturing difficulties. In the
Computer simulation is a method of analyzing and studying the system by using computer based on the established simulation model.
The main program of hypoid gear parametric design system is realized through several design units: input of design parameters and
Professor Liu Quankun of Hefei University of technology proposed to simulate the continuous extrusion forming of spur gear through the
This paper mainly carries out three-dimensional automatic modeling of equal high tooth spiral bevel gear and its precision forging die,
The meshing principle of hypoid gear pair is a point meshing theory based on the “local conjugate principle”. Because it
Based on the analysis of spiral bevel gear design, manufacturing, testing and error correction technology, ZHY Gear believes that there
In the aspect of tooth surface error correction of spiral bevel gear, in the past, the tooth surface error correction
At present, there is little research on die modeling and precision forging process of equal high tooth spiral bevel gear.
The closed forging process is adopted. After blanking, upsetting, punching and rolling of cylindrical bar, the ring with certain internal
The matching of machining quality and machining efficiency is an issue to be seriously considered in finishing machining. After the
The research on the design and machining theory of hypoid gears in China began in the 1970s. Due to the
The two axes of hypoid gear are straight lines with different surfaces, that is, there is an offset distance between
This paper mainly carries out three-dimensional automatic modeling of equal high tooth spiral bevel gear and its precision forging die
In 1987, British universities first proposed the idea of precision forging hollow parts with floating die. According to the principle
Hypoid gear transmission based on local conjugate principle is a typical point meshing transmission gear. Its tooth profile is spherical
Combined with the practice of ZHY gear, the forging process of driven spiral bevel gear blank is numerically simulated. In
Contour spiral bevel gear can be modeled in the modeling module of UG, but this method is only for a
The research situation of gear forging at home and abroad and the application of numerical simulation technology in gear forging
When machining spiral bevel gear by forming method, under the condition of constant feed speed, the cutting force on the
Hypoid gear has a development history of more than 60 years and is widely used in the main reducer of
Spiral bevel gear is an important transmission part of automobile, engineering machinery and other equipment. It mainly includes two forms
China’s research on spiral bevel gear is relatively backward. In order to change the monopoly of foreign technology, the former
Spiral bevel gear has the advantages of large overlap coefficient, strong bearing capacity, stable transmission and low noise. It is
Ohga K and Konda K first proposed to apply the shunting process to the precision forging technology of spur gears
The manufacturing technology of spiral bevel gear is closely related to the progress of machining machine tools. Since the appearance
Gear is an important basic part of machinery, and gear transmission is also the main transmission form of most mechanical
The research on the cutting force of spiral bevel gear pinion milling is the basis of the power check of
The parametric modeling of equal height spiral bevel gear with UG / OpenGRIP needs to deduce the corresponding parameter equations,
The basic theory of spiral bevel gear is more profound and involves many disciplines. The French geometer T. Olivier put
The research of many scholars in China and abroad gives us a deeper understanding of the research status of equal
Gear is an important part of mechanical transmission. Its main function is to transmit power and change the speed and