# Establishment of nonlinear vibration mathematical model of helical gear pair

Under the ideal condition that all components in the gearbox except the helical gear are regarded as absolute rigid bodies without considering any errors, a pair of involute helical gear meshing pairs can be simplified as the nonlinear mathematical model shown in Figure 1. In the formula, Iz and... # Strength design of helical cylindrical gear pair

1.Parameter calculation of helical cylindrical gear pair In this design, helical cylindrical gear is selected for transmission. The precision of helical cylindrical gear is grade 7. The material of pinion gear is 40Cr. The heat treatment method is surface quenching. The material of wheel of helical cylindrical gear is... # Preliminary determination of pitch circle radius of pinion of hypoid gear pair

In Gleason algorithm, the following calculation formula is recommended for the helix angle of hypoid gear and pinion: Generally, the helix angle of the pinion of hypoid gear pair is about 50 °. Due to the influence of other parameters, the helix angle of the pinion cannot be completely... # Determination of initial value of pitch circle radius of large gear of hypoid gear pair

The pitch diameter D2 of the large gear of the hypoid gear pair is directly related to the size of the drive axle housing. Excessive D2 affects the ground clearance of the axle housing, and the geometric relationship between the pitch diameter D2 of the large end of the... # Hypoid gear parametric system

Hypoid gear pair is a special bevel gear pair used to transfer staggered axis motion and load. It has the advantages of strong bearing capacity, good meshing performance, compact structure and long service life. It is widely used in the main reducer of vehicles and construction machinery. A comprehensive... # Induced normal curvature of hypoid gear pair nodes

In the meshing transmission process of hypoid gear pair, the relative speed of the two gear tooth surfaces at node P coincides with the tooth line direction. Let the unit vector V = – E1 in the relative speed direction, and the direction perpendicular to V in the tangent... # Establishment of simulation mechanism for Hypoid Gear Pair

After completing the virtual assembly of hypoid gear pair, enter the simulation analysis module Pro / mechanism to set relevant parameters to complete the establishment of motion model of hypoid gear pair simulation mechanism. 1. Parameter introduction of simulation model The setting of simulation parameters is directly related to... # Motion simulation of hypoid gear pair

Pro / mechanism is a special mechanism motion simulation module of Pro / E software. Using Pro / mechanism, the motion simulation analysis of assembly mechanism can be carried out, so that designers can observe the motion state of mechanism more intuitively and vividly. To simulate the hypoid gear... # Virtual assembly of hypoid gear pair

Virtual assembly refers to the process of using relevant tools in the virtual interactive environment provided by the computer to determine the position of the model and assemble the assembly parts by using the reference and link relationship between each component model. Virtual assembly is a simulation of the... # Simulation results of hypoid gear pair

The motion model of hypoid gear pair is established. The pinion of hypoid gear pair applies a speed of 60R / min and the driven gear applies a torque of 480nm. The simulation time is 2S and the frame rate is set to 20 frames / sec. The motion... 