Laser-assisted online measurement of three-dimensional ellipse ultrasonic vibration-assisted micromachining platform

Abstract

The invention belongs to the technical field of ultrasonic vibration assisted machining in special machining technologies, and discloses a laser-assisted online measurement three-dimensional ellipse ultrasonic vibration assisted micro-machining platform. The micro-machining platform comprises an ultrasonic vibration system in the feeding direction, an ultrasonic vibration system in the working engagement direction, an ultrasonic vibration system in the vertical direction and a laser displacement sensor measurement system. The three ultrasonic vibration systems are distributed in the space in amutually-perpendicular manner. According to the laser-assisted online measurement three-dimensional ellipse ultrasonic vibration assisted micro-machining platform, there is no need to change main shafts of machine tools; and on the ordinary machine tools, different ellipse vibration tracks are obtained through coupling according to actual requirements, and therefore one-dimensional, two-dimensional and three-dimensional ultrasonic vibration assisted machining of to-be-machined workpieces is achieved, the problem of mutual interference of vibration displacement in different directions in the multi-dimensional ellipse vibration process is solved, the amplitude and frequency of laser displacement sensors are increased, regulation of ultrasonic vibration system vibration parameters is facilitated, and high-efficiency and high-precision three-dimensional ellipse ultrasonic vibration assisted machining for difficult-to-machine materials on the ordinary machine tools is achieved.

Description

Technical field [0001] The invention belongs to the technical field of ultrasonic vibration auxiliary processing, and specifically relates to a laser-assisted online measurement of three-dimensional elliptical ultrasonic vibration auxiliary micro-processing platform and an application method for difficult-to-process materials. Background technique [0002] Due to the increasing use range and number of parts with difficult-to-process materials in modern industry, the high-efficiency and high-quality processing of parts with difficult-to-process materials has become one of the key issues that need to be resolved in modern manufacturing. However, due to the poor processability of difficult-to-process materials, the use of traditional processing techniques to process difficult-to-process materials with high quality, high efficiency and low cost is still full of many difficulties and challenges. In the 1950s, Professor Junichiro Kumabe of Utsunomiya University in Japan first proposed ...

AI Technical Summary

Problems solved by technology

[0006] In order to overcome the outstanding problems in the existing ellipse processing technology, such as mutual interference of vibration amplitudes in different directions, small vibration amplitudes, and the need to change the inherent processing accuracy of machine tools, a laser-assisted online measurement of three-dimensional ellipse ultrasonic vibration-assisted micromachining is proposed. Platform and its application method, the invention can realize one-dimensional, two-dimensional and three-dimensional ultrasonic vibration-assisted processing of workpieces to be processed on ordinary machine tools

Images