Setting of kinematics Simulation Parameters of Elliptic Spiral Tooth Line Cylindrical Gear Pair
Gear number Knife head radius RT/mm Maximum value of driven wheel speed/(°)/s) Minimum value of driven wheel speed/(°)/s) Average value […]
Gear number Knife head radius RT/mm Maximum value of driven wheel speed/(°)/s) Minimum value of driven wheel speed/(°)/s) Average value […]
According to the principle of elliptical arc tooth line cylindrical gear transmission, the formula for calculating the rotational speed of
The three-dimensional assembly model of the helical gear pair transmission system established in UG is saved in x.t format, and
The mathematical model of helical gear is established based on the meshing principle of helical gear tooth surface and the
Perform Fourier transform on the meshing force curve of the spur gear pair in Figure 1 to obtain a spectrum
During the meshing stability stage of the spur gear pair from 0.17s to 0.173s, take a point on the spoke
Based on the model in Figure 1, the center distance deviation is set to 0.06 mm, the load torque T
(1) Optimized profile modification of large and small gears+drum profile modification of tooth direction Figures 1, 2, 3, 4 and
Figures 1, 2 and 3 show the drum shape modification of the big and small gears at the same time,
(1) Influence of pinion tooth width on transmission error of helical gear Figure 1 shows the relation curve between the
(1) Influence of Gear Tooth Width on Transmission Error of Helical Gear Figure 1 shows the relationship curve between the
(1) Influence of Helical Angle on Transmission Error of Helical Gear Figure 1 shows the relationship curve between the helix
The tooth shape of elliptical arc tooth line cylindrical gears is elliptical arc, and the size of tooth width is
Extract the theoretical rotation angle of the driving wheel within 0.17s-0.175s of the stable stage of the spur gear pair
Based on the model in Figure 1, the center distance deviation is set to 0.06 mm, the rotational speed n
Perform Fourier transform on the meshing force curve of the spur gear pair in Figure 1 to obtain the spectrum
Extract the theoretical rotation angle of the driving wheel within 0.17s-0.175s of the stable stage of the spur gear pair
The main excitation in a spur gear pair system comes from gear tooth meshing. When the meshing frequency of the
Under the ideal condition that all components in the gearbox except the helical gear are regarded as absolute rigid bodies
1.Parameter calculation of helical cylindrical gear pair In this design, helical cylindrical gear is selected for transmission. The precision of
In Gleason algorithm, the following calculation formula is recommended for the helix angle of hypoid gear and pinion: Generally, the
The pitch diameter D2 of the large gear of the hypoid gear pair is directly related to the size of
Hypoid gear pair is a special bevel gear pair used to transfer staggered axis motion and load. It has the
In the meshing transmission process of hypoid gear pair, the relative speed of the two gear tooth surfaces at node
After completing the virtual assembly of hypoid gear pair, enter the simulation analysis module Pro / mechanism to set relevant
Pro / mechanism is a special mechanism motion simulation module of Pro / E software. Using Pro / mechanism, the
Virtual assembly refers to the process of using relevant tools in the virtual interactive environment provided by the computer to
The motion model of hypoid gear pair is established. The pinion of hypoid gear pair applies a speed of 60R
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
The geometric relationship of pitch cone parameters of hypoid gear pair is shown in the figure, and the included angle
In order to study the influence of different applied torques on the vibration characteristics of gear pair and keep other
In order to study the influence of different helix angle on the vibration characteristics of gear pair, keeping other parameters
In order to study the influence of tooth thickness deviation on the vibration characteristics of gear pair and keep other
With the help of ANSYS / LS-DYNA, the finite element model of gear meshing pair is solved, and the gear
The time-varying meshing stiffness excitation and the transmission error excitation are two very important excitations in the actual operation of
Because the backlash of gear pair is usually realized by controlling the tooth thickness deviation, there must be a certain
Gear transmission is one of the most commonly used transmission in all kinds of machinery, which has the advantages of
The quasi-static calculation method is adopted in the finite element simulation calculation, that is, the stiffness under the load at
In order to further calculate the meshing interval expression of gear in a single period from meshing in to meshing
According to the spatial meshing principle of involute spur gear, when a pair of standard involute tooth profiles are meshed,
The interface characteristics of gear pair refer to the complex composition combination properties formed by the micro geometric characteristics, lubrication
The basic idea of using finite element method to calculate the time-varying meshing stiffness of gear pair is to discretize
The vibration response of gear pair with root crack is shown in Fig. 1: there are three abrupt peaks in
Figure 1 shows the displacement response of the normal driving wheel in the 𝑦 direction: the time interval between two
In this paper, a pair of involute spur gear pairs are regarded as composed of mass block, spring and resistance
Based on the time-varying meshing stiffness of the involute spur gear pair, the dynamic model of the gear pair is