Analysis of micro morphology of bevel gear fracture
The fracture surface of bevel gear was observed by scanning electron microscope. Fig. 1 shows the SEM morphology of the […]
The fracture surface of bevel gear was observed by scanning electron microscope. Fig. 1 shows the SEM morphology of the […]
This paper discusses the general principle of multi-point contact conjugate curve bevel gear, mainly discusses its design principle, calculation criteria […]
When the stress of the bevel gear is greater than the critical strength of the material, the bevel gear usually […]
The failed bevel gear is that two teeth of the driven wheel of the bevel gear pair of the middle […]
In the previous discussion, we can know that the spatial conjugate curve is actually the contact line of the tooth […]
Bevel gear is a very important mechanical part in industry. Its main characteristics are that it can withstand large loads, […]
The rise of automobile industry in the 20th century has promoted the development of gear technology. The rise of navigation, […]
The traditional conjugate curve bevel gear design theory is conjugate surface meshing theory, and its mathematical basis is envelope theory. […]
According to the basic principle of conjugate curve meshing, this paper will discuss the conjugate curve meshing theory, focus on […]
The traditional tractor rear axle adopts planetary gear mechanism to change the transmission ratio, which not only achieves compact structure […]
Because circular arc bevel gear is most widely used in China, domestic scholars have done a lot of research work […]
For the long epicycloid bevel gear, Litvin et al. Studied the pitch cone design of the hypoid gear machined by […]
For bevel gears, the most developed and widely used tooth surface design method is conjugate surface meshing and local synthesis […]
The variable step adaptive Runge Kutta numerical integration method will be used to solve the nonlinear dynamic differential equation of […]
Spiral bevel gears are widely used in aviation, ships, national defense technical equipment, machine tools, automobiles, engineering machinery, mining machinery […]
The dynamic equation of bevel gear is a nonlinear second-order differential equation with variable parameters. If it is solved directly […]
The dynamics of bevel gear transmission system has been studied, but due to the author’s limited level and the complexity […]
ANSYS software is used to calculate the natural frequency of the central bevel gear of an aeroengine, and the static […]
The research work is carried out on the bevel gear fault of an aeroengine under research. The current situation of […]
Same as spur gear. In the actual working state of the central bevel gear, the meshing of the teeth is […]
The physical parameters of the material used for the central bevel gear at working temperature are: elastic modulus, Poisson’s ratio […]
Firstly, according to the calculation principle of the meshing comprehensive stiffness of bevel gear teeth introduced, the time-varying comprehensive stiffness […]
The basic input involved in the dynamic equation of bevel gear transmission system. The time-varying meshing stiffness of bevel gear […]
The structure diagram of an aeroengine is shown in Figure 1. As can be seen from Figure 1, the central […]
The dynamic equation of bevel gear is a differential equation, which belongs to the initial value problem. The traditional methods […]
Although there are many harmonics in the meshing force of bevel gear, not all harmonics can arouse the resonance of […]
When studying the traveling wave vibration of bevel gear, in order to calculate the resonant speed of bevel gear, we […]
When the central bevel gear transmission system works, the fatigue fracture fault of the central bevel gear often occurs due […]
When the bevel gear is working, once the frequency of the exciting force generated by the meshing vibration dynamic load […]
There are two kinds of torsional vibration of bevel gear transmission system: low-frequency torsional vibration and high-frequency torsional vibration. Low […]
The dynamic model of bevel gear transmission contains various geometric parameters, physical parameters and load parameters. The geometric parameters include […]
The torsional vibration analysis model only considers the torsional vibration of the system. In the vibration analysis of the gear […]
Relevant statistical analysis shows that the development difficulty of bevel gear and transmission system accounts for 9% ~ 13.5% of […]
As a very important form of mechanical transmission, gear transmission system has the characteristics of strong bearing capacity, stable transmission, […]
For the aviation bevel gear transmission system, the arrangement is as follows: 1). A general introduction to the research background […]
The digital modeling of Cycloid Bevel Gear and hypoid gear is to establish the three-dimensional solid model of Cycloid Bevel […]
Digital design and manufacturing technology is the basis of advanced manufacturing technology. Digital modeling is the basis of realizing digital […]
1.Research findings (1) By pre controlling the length coefficient of the contact area of the tooth surface, the length of […]
Cycloid Bevel Gears and hypoid gears adopt equal height teeth, which have the advantages of stable transmission, low noise and […]
A machining method of Cycloid Bevel Gear and hypoid gear pair based on gear wheel plastic forming is explored, which […]
According to the mutual position and motion relationship between the cutter head, shaking table and the workpiece, the mathematical model […]
General NC machining is often used to process Cycloid Bevel Gears and hypoid gears, and the mold cavity used in […]
The general NC machining technology of Cycloid Bevel Gear and hypoid gear is studied. Taking the established three-dimensional model of […]
Austrian Cycloid Bevel Gears and hypoid gear pairs are generally processed by the tool inclination full generation method; When the […]
Based on the three-dimensional solid model, through the measurement and interference analysis module, the sharpening and contraction of the top […]
The main design parameters and tooth surface model of cycloid hypoid gear pair (Figure 1) are known, and the three-dimensional […]
The meshing characteristics of Cycloid Bevel Gear and hypoid gear not only depend on the design parameters and machining accuracy […]
The hot precision forging lubricant shall have the following advantages: (1) It has good lubricity in the forging temperature range. […]
The spirac method is usually used to process the transmission ratio i12 ≥ 3 or the taper angle of large […]
When metal is heated in oxidizing atmosphere (air or furnace gas), it will react with O2, H20 or CO2 to […]
In the design and manufacture of Cycloid Bevel Gears and hypoid gears, in order to check the gear cutting adjustment […]
Since the late 1960s, China has carried out in-depth and systematic research on technology from theory to application. In 1972, […]
The blank of precision forging straight bevel gear on the friction press is hot-rolled bar. The manufacturing process is that […]
Selection of die materials when forming bevel gears by “two forging in one heat”, the die is in contact with […]
1.Mechanical model In the process of precision forging of bevel gear, the elastic deformation part of the material is far […]
The bevel gear flash groove is composed of back bevel flash groove and horizontal flash groove. The planetary gear flash […]
The tooth profile of precision forging die cavity bevel gear is based on the tooth profile of hot forging bevel […]
The purpose of designing the bevel gear pre forging is to ensure that the metal can fill the final forging […]
The tooth profile of hot forging bevel gear is the basis for designing and inspecting the tooth profile of die […]
In the “one fire two forging” process for forming bevel gears, the tooth profile of hot forgings is obtained by […]