In order to study the influence of different applied torques on the vibration characteristics of gear pair and keep other parameters unchanged, the two excitation and vibration responses of gear pair with applied torques of 1t, 0.5T and 0.25t were analyzed respectively. The meshing stiffness curve of gear pair...
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Influence of helix angle on vibration of cylindrical gear pair
In order to study the influence of different helix angle on the vibration characteristics of gear pair, keeping other parameters unchanged, the helix angle of 0 °、 ten ° And 25 ° The excitation and vibration response of the gear pair are analyzed. The meshing stiffness of gear pair...

Influence of tooth thickness deviation on vibration of cylindrical gear pair
In order to study the influence of tooth thickness deviation on the vibration characteristics of gear pair and keep other parameters unchanged, the method of Δ Es0~ Δ The tooth thickness deviation corresponding to Es5 is used to analyze the two excitation and vibration response of the gear pair....

Influence of tooth thickness deviation on vibration response of gear pair
With the help of ANSYS / LS-DYNA, the finite element model of gear meshing pair is solved, and the gear stress nephogram is obtained, as shown in Figure 1. Through the stress nephogram of the big and small gears, it can be seen that the stress distribution on the...

Influence of tooth thickness deviation on meshing stiffness and transmission error of gear pair
The time-varying meshing stiffness excitation and the transmission error excitation are two very important excitations in the actual operation of gears, which will directly affect the vibration response of the gear pair. The existence of tooth thickness deviation will directly affect the meshing stiffness and transmission error of the...

Establishment of vibration characteristic model of cylindrical gear pair considering tooth thickness deviation
Because the backlash of gear pair is usually realized by controlling the tooth thickness deviation, there must be a certain tooth thickness deviation in the actual operation of the gear, and the manufacturing and installation errors and temperature changes will further affect the tooth thickness deviation. Firstly, the meshing...

Vibration characteristics of cylindrical gear pair considering tooth thickness deviation
Gear transmission is one of the most commonly used transmission in all kinds of machinery, which has the advantages of reliable operation, accurate transmission ratio and less power loss. However, due to the existence of manufacturing and installation errors, there will be various deviations of gears. The existence of...

Simulation and discussion of time-varying meshing stiffness of finite element gear pair
The quasi-static calculation method is adopted in the finite element simulation calculation, that is, the stiffness under the load at any meshing point is assumed to be independent, which is consistent with the time-varying meshing stiffness calculated by the above analytical method. Fig. 1 draws the time-varying meshing stiffness...

Meshing motion process and rotation angle relationship of gear pair
In order to further calculate the meshing interval expression of gear in a single period from meshing in to meshing out and the relationship between each single double meshing interval and rotation angle. Figure 1 shows the detailed meshing geometric diagram of the spur gear pair at the initial...

Meshing motion process and limit boundary of gear pair
According to the spatial meshing principle of involute spur gear, when a pair of standard involute tooth profiles are meshed, the meshing points moving along the tooth profile are scattered on the internal common tangent (ideal meshing line) between the two base circles of the gear pair, as shown...
