Water jet pulse type magnetic abrasive material feeding device for micro abrasive materials and control method of water jet pulse type magnetic abrasive material feeding device

Abstract

The invention belongs to special machining techniques, and particularly relates to a water jet pulse type magnetic abrasive material feeding device for micro abrasive materials, and the water jet pulse type magnetic abrasive material feeding device for the micro abrasive materials is applied to precision magnetic abrasive material water jet machining equipment. The water jet pulse type magnetic abrasive material feeding device for the micro abrasive materials is composed of a stock bin, an air source, a pressure regulating valve, a stop valve, a pulse emitter, an electromagnetic control circuit, an air supply pipe and a feeding pipe. An air inlet of the pressure regulating valve is connected with the air source through a pipeline. An air outlet of the pressure regulating valve is connected with an air inlet of the stop valve through a pipeline. An outlet of the stock bin is connected with a throttling valve through a pipeline. The pulse emitter controls the throttling valve. An outlet of a pressure stabilizing valve is connected with the electromagnetic control circuit through a pipeline. According to the water jet pulse type magnetic abrasive material feeding device for the micro abrasive materials, intermittent feeding is achieved through the pulse emitter, and the pulse emitter is matched with the electromagnetic control circuit, so that the problem of feeding interruption is effectively solved, automatic feeding is effectively achieved, and the machining precision is improved.

Description

technical field [0001] The invention belongs to the technical field of special processing, in particular to a pulsed magnetic abrasive precision supply system applied to precision magnetic abrasive water jet processing equipment. Background technique [0002] With the continuous development of science and technology, especially the development of aerospace, precision instruments, national defense and other industries, new requirements are put forward for the processing accuracy and surface quality of some key parts. Abrasive water jet processing technology has small processing force , small thermal deformation of materials, etc., especially suitable for processing various heat-sensitive, pressure-sensitive, composite, superhard materials, etc., especially for hard and brittle materials such as cemented carbide, metal, silicate glass, ceramics, marble, fiber The processing advantages of composite materials are obvious, and their application in practical engineering is becomin...

AI Technical Summary

Problems solved by technology

[0011] In order to solve the above-mentioned problems, the technical solution of the present invention is: to design a kind of micro-abrasive water jet pulse type magnetic abrasive supply device. The purpose of the present invention is to overcome the shortcomings of the existing material supply system such as unstable material supply and poor controllability during use. Combining electromagnetic technology and pulse feeding technology, rationally design relevant structure and process parameters, optimize and control the distribution of abrasive in the feeding pipe, and drive abrasive flow by electromagnetic force, gas pressure and abrasive gravity to improve the feeding system. It provides a stable and precise micro-feeding device for the micro-abrasive water jet processing system, and promotes the application and development of abrasive water jet processing technology in micro-processing and ultra-precision processing.

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