Order reduction and initial value selection of bevel gear dynamic equation
The variable step adaptive Runge Kutta numerical integration method will be used to solve the nonlinear dynamic differential equation of […]
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bevel gear
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Spiral bevel gear based on the generation principle of spherical involute tooth surface
Spiral bevel gears are widely used in aviation, ships, national defense technical equipment, machine tools, automobiles, engineering machinery, mining machinery
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Dimensionless of dynamic equation of bevel gear
The dynamic equation of bevel gear is a nonlinear second-order differential equation with variable parameters. If it is solved directly
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Study on dynamic characteristics of aeroengine center bevel gear
The dynamics of bevel gear transmission system has been studied, but due to the author’s limited level and the complexity
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Calculation of natural frequency of center bevel gear
ANSYS software is used to calculate the natural frequency of the central bevel gear of an aeroengine, and the static
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Dynamic characteristics of aeroengine center bevel gear
The research work is carried out on the bevel gear fault of an aeroengine under research. The current situation of
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Calculation of comprehensive meshing stiffness of central bevel gear pair
Same as spur gear. In the actual working state of the central bevel gear, the meshing of the teeth is
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Boundary conditions and finite element mesh generation of central bevel gear
The physical parameters of the material used for the central bevel gear at working temperature are: elastic modulus, Poisson’s ratio
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Calculation and analysis of dynamic characteristics of aeroengine central bevel gear
Firstly, according to the calculation principle of the meshing comprehensive stiffness of bevel gear teeth introduced, the time-varying comprehensive stiffness
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Solution results of bevel gear dynamic equation and analysis of its dynamic characteristics
The basic input involved in the dynamic equation of bevel gear transmission system. The time-varying meshing stiffness of bevel gear
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Resonance analysis of central bevel gear of an Aeroengine
The structure diagram of an aeroengine is shown in Figure 1. As can be seen from Figure 1, the central
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Common methods for solving dynamic equations of bevel gears
The dynamic equation of bevel gear is a differential equation, which belongs to the initial value problem. The traditional methods
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Traveling wave vibration analysis of bevel gear
Although there are many harmonics in the meshing force of bevel gear, not all harmonics can arouse the resonance of
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Natural frequency of traveling wave vibration of bevel gear
When studying the traveling wave vibration of bevel gear, in order to calculate the resonant speed of bevel gear, we
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Calculation and analysis of inherent characteristics of central bevel gear transmission
When the central bevel gear transmission system works, the fatigue fracture fault of the central bevel gear often occurs due
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Traveling wave vibration principle of bevel gear
When the bevel gear is working, once the frequency of the exciting force generated by the meshing vibration dynamic load
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Torsional vibration of bevel gear transmission
There are two kinds of torsional vibration of bevel gear transmission system: low-frequency torsional vibration and high-frequency torsional vibration. Low
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Determination of main parameters in bevel gear dynamic system model
The dynamic model of bevel gear transmission contains various geometric parameters, physical parameters and load parameters. The geometric parameters include
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Torsional vibration analysis model of bevel gear transmission system
The torsional vibration analysis model only considers the torsional vibration of the system. In the vibration analysis of the gear
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Development of bevel gear and transmission system
Relevant statistical analysis shows that the development difficulty of bevel gear and transmission system accounts for 9% ~ 13.5% of
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Bevel gear of an Aeroengine
As a very important form of mechanical transmission, gear transmission system has the characteristics of strong bearing capacity, stable transmission,
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Dynamic characteristics of center bevel gear of an Aeroengine
For the aviation bevel gear transmission system, the arrangement is as follows: 1). A general introduction to the research background
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Modeling method of Cycloid Bevel Gear and hypoid gear pair
The digital modeling of Cycloid Bevel Gear and hypoid gear is to establish the three-dimensional solid model of Cycloid Bevel
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Cycloid Bevel Gear and hypoid gear pair
Digital design and manufacturing technology is the basis of advanced manufacturing technology. Digital modeling is the basis of realizing digital
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Application Research on semi generative machining of Cycloid Bevel Gear and hypoid gear
1.Research findings (1) By pre controlling the length coefficient of the contact area of the tooth surface, the length of
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Application of Cycloid Bevel Gear and hypoid gear semi generative machining
Cycloid Bevel Gears and hypoid gears adopt equal height teeth, which have the advantages of stable transmission, low noise and
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Machining of Cycloid Bevel Gear and hypoid gear pair
A machining method of Cycloid Bevel Gear and hypoid gear pair based on gear wheel plastic forming is explored, which
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Meshing characteristics of Cycloid Bevel Gear and hypoid gear
According to the mutual position and motion relationship between the cutter head, shaking table and the workpiece, the mathematical model
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Digital model of Cycloid Bevel Gear and hypoid gear
General NC machining is often used to process Cycloid Bevel Gears and hypoid gears, and the mold cavity used in
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General NC machining of Cycloid Bevel Gear and hypoid gear
The general NC machining technology of Cycloid Bevel Gear and hypoid gear is studied. Taking the established three-dimensional model of
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Research on Cycloid Bevel Gear and hypoid gear
Austrian Cycloid Bevel Gears and hypoid gear pairs are generally processed by the tool inclination full generation method; When the
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Inspection and analysis of Cycloid Bevel Gear and hypoid gear pair
Based on the three-dimensional solid model, through the measurement and interference analysis module, the sharpening and contraction of the top
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Three dimensional modeling of Cycloid Bevel Gear and hypoid gear pair
The main design parameters and tooth surface model of cycloid hypoid gear pair (Figure 1) are known, and the three-dimensional
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Meshing of Cycloid Bevel Gear and hypoid gear
The meshing characteristics of Cycloid Bevel Gear and hypoid gear not only depend on the design parameters and machining accuracy
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Selection of lubricant in precision forging of bevel gear
The hot precision forging lubricant shall have the following advantages: (1) It has good lubricity in the forging temperature range.
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Machining Cycloid Bevel Gear and hypoid gear by Spirac method
The spirac method is usually used to process the transmission ratio i12 ≥ 3 or the taper angle of large
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Selection of heating equipment and formulation of heating specification in precision forging of bevel gears
When metal is heated in oxidizing atmosphere (air or furnace gas), it will react with O2, H20 or CO2 to
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Tooth contact analysis of Cycloid Bevel Gear and hypoid gear
In the design and manufacture of Cycloid Bevel Gears and hypoid gears, in order to check the gear cutting adjustment
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Theoretical research and design technology of Cycloid Bevel Gear and hypoid gear in China
Since the late 1960s, China has carried out in-depth and systematic research on technology from theory to application. In 1972,
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Other key technologies in precision forging of bevel gears
The blank of precision forging straight bevel gear on the friction press is hot-rolled bar. The manufacturing process is that
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Design and machining of bevel gear tooth die
Selection of die materials when forming bevel gears by “two forging in one heat”, the die is in contact with
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Establishment of finite element model of bevel gear
1.Mechanical model In the process of precision forging of bevel gear, the elastic deformation part of the material is far
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Design of bevel gear flash groove
The bevel gear flash groove is composed of back bevel flash groove and horizontal flash groove. The planetary gear flash
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Tooth profile design of bevel gear die
The tooth profile of precision forging die cavity bevel gear is based on the tooth profile of hot forging bevel
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Design of bevel gear pre forging
The purpose of designing the bevel gear pre forging is to ensure that the metal can fill the final forging
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Tooth profile design of bevel gear hot forging
The tooth profile of hot forging bevel gear is the basis for designing and inspecting the tooth profile of die
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Tooth profile design of bevel gear forgings at room temperature
In the “one fire two forging” process for forming bevel gears, the tooth profile of hot forgings is obtained by
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Tooth profile design for precision forging of bevel gears
The precision forged bevel gear tooth surface can be directly applied without machining. It requires that the precision forged gear
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Involute profile curve equation of bevel gear precision forging
1.Establish involute tooth profile curve equation The theoretical tooth profile curve of spur bevel gear is spherical involute. Because the
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Selection of methods for removing oxide scale in precision forging of bevel gears
For precision die forging, it is very important to remove the oxide skin on the bevel gear blank and forging
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“One fire two forging” forging process for bevel gears
The open die forging of bevel gear with friction press can not ensure that each tooth shape cavity can be
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Design of bevel gear preform
In the hot precision forging of bevel gears, the selection of preform shape and size is very important. It not
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Process design for precision forging of bevel gears
When the bevel gear is formed by “one fire two forging” process, the shape and size of preform, pre forging
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Research status of numerical simulation of bevel gears
Zhangyane of Shandong University estimated the forming force of forged half shaft gear and planetary gear, and used Defrom-3D to
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Development of precision forging technology for bevel gears
In the 1950s, the former Bayer light metal company of West Germany took the lead in using the precision die
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Deformation analysis of bevel gear blank
By using the moment area method, the deformation of the bevel gear blank when machining the tooth groove in the
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Analysis of additional torque in the process of bevel gear split blank machining
Before bevel gear cutting, the residual stress in the material is evenly distributed and balanced along the thickness direction of
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Die modeling and precision forging technology of bevel gear
At present, there is little research on die modeling and precision forging process of equal high tooth spiral bevel gear.
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Development and application of bevel gears
In the mechanical transmission industry, gear is an important basic transmission component. Gear transmission has many advantages, such as stable
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Introduction to curved bevel gear
Curved bevel gear (also known as spiral bevel gear) is the basic component to realize the motion transmission of intersecting