Device for preparing spiral cemented carbide micro milling cutter

A cemented carbide, micro-milling cutter technology, applied in the direction of manufacturing tools, metal processing equipment, electrochemical machining equipment, etc., can solve the problem of the minimum diameter of the tool, low processing efficiency, material overcut, etc., and achieve good tool size control. ability, improve processing efficiency, and the effect of high molding accuracy

Inactive Publication Date: 2014-05-28
SHANDONG UNIV OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

When using the electric discharge wire electrode grinding device to prepare, electric erosion pits will be formed on the cutting edge and cutting surface of the milling cutter tool, thereby forming a surface deterioration layer, microscopic cracks and residual tensile stress; The defect of the electrode grinding device is that the heat conduction during the laser machining of the micro milling cutter will form a heat affected zone, and there are also microscopic cracks and thermal stress in this area; the use of the precision micro grinding device can meet the requireme...

Method used

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  • Device for preparing spiral cemented carbide micro milling cutter
  • Device for preparing spiral cemented carbide micro milling cutter
  • Device for preparing spiral cemented carbide micro milling cutter

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Embodiment Construction

[0017] figure 1 , figure 2 A device for preparing helical carbide micro milling cutters by micro electrolysis is shown, which includes: electrolyte tank 1, tubular electrode 2, tubular electrode holder 3, helical carbide micro milling cutter 4, tool holder 5 , motor one 6, lead screw 7, motor two 8, electrolyte tank inlet pipe 9, electrolyte storage tank 10, electrolyte tank drain pipe 11, pressure pump 12, filter 13, valve 14, motion platform 15 , Workbench 16. Wherein, the electrolyte tank 1 is set on the workbench 16, the tubular electrode 2 is placed in the electrolyte tank 1, clamped by the tubular electrode clamp 3, the tubular electrode 2 is connected with the electrolyte tank inlet pipe 9, and the spiral hard The high-quality alloy micro milling cutter 4 is connected to the motor 2 through the tool holder 5, and the electrolyte is powered by the pressure pump 12. After being sprayed out from the tubular electrode 2, it enters the electrolyte tank 1, and passes throu...

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Abstract

The invention provides a device for preparing a spiral cemented carbide micro milling cutter by using the micro-electrolysis technology. The device comprises an electrolyte slot (1), a tubular electrode (2), a tubular electrode clamp (3), a spiral cemented carbide micro milling cutter (4), a cutter clamp (5), a first motor (6), a lead screw (7), a second motor (8), an electrolyte slot liquid inlet tube (9), an electrolyte storage tank (10), an electrolyte slot liquid discharge tube (11), a pressure pump (12), a filter (13), a valve (14), a moving platform (15) and a working platform (16). According to the device for preparing the spiral cemented carbide micro milling cutter provided by the invention, the spiral cemented carbide micro milling cutter can be prepared in high precision, high efficiency and low cost by using the advantages that the dissolution locality and the surface quality control ability of the micro-electrolysis are good, the electric field in the tubular electrode electrolytic machining is mainly distributed nearby the end face of the electrode, and the stray corrosion of the sodium nitrate solution, the sodium chlorate solution or the mixed solution is relative small.

Description

technical field [0001] The invention belongs to a milling cutter preparation device, in particular to a device for preparing a spiral hard alloy micro milling cutter by using micro electrolysis. Background technique [0002] At present, there are a variety of processing devices that can produce micro-milling cutters, but there are still many serious problems in many aspects. The existing process devices for preparing micro-milling cutters include: (1) EDM wire electrode grinding device; (2) laser processing device; (3) precision micro-grinding device; (4) focused ion beam sputtering device; ( 5) Electrolytic EDM composite micromachining device. When using the electric discharge wire electrode grinding device to prepare, electric erosion pits will be formed on the cutting edge and cutting surface of the milling cutter tool, thereby forming a surface deterioration layer, microscopic cracks and residual tensile stress; The defect of the electrode grinding device is that the h...

Claims

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Application Information

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IPC IPC(8): B23H3/00
Inventor 李志永孙建军季画
Owner SHANDONG UNIV OF TECH
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