Gear machining surface topography analytical method based on gear machining simulation model

A technology of simulation model and analysis method, applied in the direction of measuring devices, instruments, etc., can solve problems such as synchronous motion error, single kinematic relationship between grinding wheel and workpiece, complex processing motion mechanism, etc.

Inactive Publication Date: 2013-05-15
XI AN JIAOTONG UNIV
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  • Application Information

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Problems solved by technology

The problems in these studies are: 1) The gear grinding process is not directly aimed at, and the processing objects are mostly flat or cylindrical surfaces, the shape of the grinding wheel is simple, and the kinematic relationship between the grinding wheel and the workpiece is relatively simple
In gear grinding, the shape of the grinding wheel and the mechanism of mac

Method used

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  • Gear machining surface topography analytical method based on gear machining simulation model
  • Gear machining surface topography analytical method based on gear machining simulation model
  • Gear machining surface topography analytical method based on gear machining simulation model

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[0066] The present invention will be further described in detail below in conjunction with specific embodiments, which are for explanation rather than limitation of the present invention.

[0067] See figure 1 , A gear machining surface topography analysis method based on a gear machining simulation model, characterized in that it comprises the following steps:

[0068] The gear machining simulation model is established, and then the movement information of the grinding shaft during the gear machining process is input into the gear machining simulation model to obtain the gear precision curve and surface micro-topography after grinding.

[0069] The gear processing simulation model is established as follows:

[0070] Build as figure 2 The Cartesian coordinate system shown. S m And S n Are two fixed coordinate systems, S w , S g Two moving coordinate systems fixedly connected with the worm wheel and the machining gear respectively, S w , S g Two moving coordinate systems fixedly conn...

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Abstract

The invention discloses a gear machining surface topography analytical method based on a gear machining simulation model. The gear machining surface topography analytical method is characterized by establishing the simulation model based on the gear grinding machining, obtaining an ordinary process of processing a gear surface topography simulation model through deduction, substituting dynamic information of an axis of movement collected by simulation or a sensor installed inside a machine tool during the processing of gear grinding, and obtaining the simulated gear grinding processing surface topography. The gear machining surface topography analytical method based on the gear machining simulation model is used for predication of gear grinding surface quality and is further used for quantitative evaluation of influence of the axis of movement on the gear grinding surface quality, and tracing of the errors of gear working accuracy and surface waviness and roughness and provides a theoretical basis and an implementation method of gear grinding surface quality and fault diagnosis efficiency of a gear grinder.

Description

technical field [0001] The invention belongs to the technical field of gear processing surface topography analysis, and relates to a gear processing surface topography analysis method based on a gear processing simulation model. Background technique [0002] The surface quality of the gear has a significant impact on the transmission performance of the gear, such as load capacity and transmission noise. Surface quality can be divided into two aspects: surface integrity and surface morphology. The International Academy of Production Engineering (CIRP) has conducted a lot of research on surface quality issues, established a special research working group, and held regular international meetings to discuss qualitative and quantitative predictions. Simulation model for metal cutting performance. [0003] As for the surface topography modeling of grinding process, the current research mostly adopts the kinematics model based on the change of physical action during the machining ...

Claims

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Application Information

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IPC IPC(8): G01B21/20
Inventor 王琇峰刘尧林京龙兴元
Owner XI AN JIAOTONG UNIV
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