Basic attribute setting of spiral bevel gear blank and cutting board
The spiral bevel gear blank is set as a plastic body. Determination of initial forging temperature of spiral bevel gear […]
The spiral bevel gear blank is set as a plastic body. Determination of initial forging temperature of spiral bevel gear […]
The purpose of this paper is to simulate the forging process of the blank of the driven spiral bevel gear
Forging is a plastic forming processing method, which uses various pressure machines to exert pressure on the metal blank under
In view of the above problems existing in the current spiral bevel gear machining and manufacturing, a new theory and
1. Single nail clamping structure The contour spiral bevel gear milling cutter head for machining contour spiral bevel gears is
The research content provides a reference for improving the cutting efficiency of spiral bevel gear milling machine, reasonably selecting the
As shown in the figure, spiral bevel gear milling machines mostly use disk milling cutters, and multiple groups of blades
The development and application of modern numerical control technology provides a foundation for the development of spiral bevel gear machining
In view of the existing problems, it is proposed to carry out research in the following aspects: (1) According to
1. Assembly and inspection of cutting tools The assembly of milling cutter bar and milling cutter head and the inspection
Different gear processing methods form the micro complex morphological characteristics of spiral bevel gear tooth surface, which brings difficulties to
The contour spiral bevel gear milling cutter bar is mostly in the shape of prism, and the cross section in
As shown in Figure 1, it is the three-dimensional model of the cutter head established on UG. The contour spiral
The manufacturing accuracy of spiral bevel gear directly affects the transmission efficiency, noise, motion accuracy and service life of machinery
The service life of die and the selection of screw press are closely related to the forming load. Therefore, it
The equivalent stress in the forging process of equal height spiral bevel gear is an important analysis index, which affects
Based on the harmony search algorithm, the cutting parameter optimization of rough milling spiral bevel gear big wheel and rough
“Gear manufacturing manual” and other data on the cutting parameters of spiral bevel gears are aimed at the traditional mechanical
Taking the forging process of driving and driven spiral bevel gear blank as the research object, the forging process of
Taking the initial forging temperature as 1000 ° C, 1050 ° C and 1100 ° C respectively, and the friction
This paper mainly carries out three-dimensional automatic modeling of equal high tooth spiral bevel gear and its precision forging die,
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
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
This paper mainly carries out three-dimensional automatic modeling of equal high tooth spiral bevel gear and its precision forging die
In the diestressanalysis module of deform, the die stress is analyzed to study the deformation of die tooth profile in
When the friction coefficient is 0.3 and 0.7 respectively, the forming load curve of spiral bevel gear under different initial
The forging object of spiral bevel gear blank (without punching and trimming) is shown in the figure. Comparing the numerical
The forming effect analysis is mainly used to analyze whether the equal height spiral bevel gear forging is completely filled,
Combined with the practice of ZHY gear, the forging process of driven spiral bevel gear blank is numerically simulated. In
The research situation of gear forging at home and abroad and the application of numerical simulation technology in gear forging
Contour spiral bevel gear can be modeled in the modeling module of UG, but this method is only for a
When machining spiral bevel gear by forming method, under the condition of constant feed speed, the cutting force on the
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
1.Selection of processing temperature and strain rate After drawing the hot working diagram, the appropriate processing temperature and strain rate
The digital machining technology of spiral bevel gear is developed with the gradual maturity of computer technology, information technology, network
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
Based on the meshing principle of equal height spiral bevel gear, the pitch cone and the base cone are two
When using milling cutter for machining equal height spiral bevel gear, the gear cutting principle is the imaginary plane gear
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 forging process of gear blank under different initial forging temperature and different friction coefficient is studied. The forging temperature
In the coordinate system SA, the bevel equation of the small wheel surface of spiral bevel gear is: Where: (U1,
The stroke load curve of the die in the general forging process of spiral bevel gear is shown in the
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
Equal height spiral bevel gear has complex tooth surface structure and strict meshing conditions, so its three-dimensional modeling and design
The theory of spiral bevel gear was put forward by E. wiidhaber, M.L. Baxter and other outstanding scientists of Gleason
Although a lot of research has been done on the precision forging of spiral bevel gear at home and abroad,
1.Grinding of milling cutter bar Before preparing for the gear cutting experiment, the grinding of the cutting edge of the
The equivalent stress, strain and temperature of spiral bevel gear forging during final forging are analyzed. It is found that
As shown in the figure, the coordinate system Sa of the large wheel surface cone of spiral bevel gear is
When machining the large gear of spiral bevel gear with forming method, the slight difference between the tooth profile angle
The cutting force of spiral bevel gear milling is an important data for the design of NC gear milling machine.
In the function of Defrom-3D post-processing, the curves of equivalent stress, strain and temperature of spiral bevel gear blank with
The forging experiment is carried out by hot forging. Firstly, the forging die is processed, and then the forging experiment