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A kind of electric milling processing method of titanium alloy material

A processing method and milling processing technology, applied in the field of titanium alloy processing, can solve the problems of large loss, low efficiency, occupation, etc., and achieve the effects of improving processing efficiency, reducing costs, and saving tools

Active Publication Date: 2018-04-06
SICHUAN FUTURE AEROSPACE IND LLC
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Such as the casing, the blisk, various rings, mounting edges, blades, etc., their spatial shape is complex, and the use of metal cutting machine tools consumes a lot of tools, the efficiency is very low, and a large amount of expensive processing equipment is required. The processing has become a technical problem and processing bottleneck in this manufacturing field, which seriously restricts the development of my country's national defense equipment manufacturing industry.

Method used

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  • A kind of electric milling processing method of titanium alloy material

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0028] Such as figure 1 , a titanium alloy material electric milling processing method, the steps are:

[0029] A. Install the titanium alloy to be processed on the workbench;

[0030] B. Use a milling cutter made of a material with a melting point higher than the titanium alloy to be processed, and set the milling cutter at the working position (open a channel in the milling cutter connected to the bottom of the milling cutter, that is, a flushing hole);

[0031] C. Turn on the pulse power supply on the milling cutter and the titanium alloy to be processed, the titanium alloy to be processed is connected to the positive pole of the pulse power supply, and the milling cutter is connected to the negative pole of the pulse power supply;

[0032] D, turn on the pulse power supply, and mill the titanium alloy to be processed by the milling cutter;

[0033] During milling, flushing fluid is sprayed from the bottom of the milling cutter for cooling and flushing out the removed mat...

Embodiment 2

[0036] In this embodiment, the milling parameters are different from Embodiment 1, specifically:

[0037] The diameter of the milling cutter is φ21-24mm, the rotating speed is 270-300r / min, the feed speed is 300-400mm / min, the cutting depth is 1.5-3mm, and the cutting width is 18-22mm. The pulse interval of the pulse power supply is 75-150us, The pulse width is 700-750us, and the current is 900-1000A.

[0038] In this embodiment, the melting point of the material constituting the milling cutter is greater than 1678°C, and the melting point of the titanium alloy material to be processed is less than or equal to 1678°C.

Embodiment 3

[0040] In this embodiment, the milling parameters are different from Embodiment 1, specifically:

[0041] The diameter of the milling cutter is φ24-27mm, the rotating speed is 300-330r / min, the feed speed is 300-400mm / min, the cutting depth is 2mm, and the cutting width is 18-22mm. The pulse interval of the pulse power supply is 75-150us, and the pulse width is It is 750-800us, and the current is 1000-1100A.

[0042] In this embodiment, the melting point of the material constituting the milling cutter is greater than 3400° C., and the material constituting the milling cutter is graphite, diamond, tungsten or an alloy with tungsten, and a combination of these materials.

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Abstract

The invention relates to the field of titanium alloy machining, in particular to an electric milling method for a titanium alloy material. The electric milling method comprises the steps that A, titanium alloy to be machined is mounted on a workbench; B, a milling cutter made of materials with the melting point higher than that of the titanium alloy to be machined is adopted and arranged at the work position; C, a pulsed power supply is communicated with the milling cutter and the titanium alloy to be machined, one of the milling cutter and the titanium alloy to be machined is communicated with the positive electrode of the pulsed power supply, and the other is communicated with the negative electrode of the pulsed power supply; and D, the pulsed power supply is switched on, and the titanium alloy to be machined is milled through the milling cutter. According to the electric milling method for the titanium alloy material, machining efficiency is improved, cutters are saved, and the cost is reduced.

Description

technical field [0001] The invention relates to the field of titanium alloy processing, in particular to an electric milling processing method for titanium alloy materials. Background technique [0002] In the aerospace, aviation and military manufacturing industries, there are a large number of high-temperature heat-resistant alloys, titanium alloys and other parts that are difficult to process with traditional metal cutting machine tools. [0003] Such as the casing, the blisk, various rings, mounting edges, blades, etc., their spatial shape is complex, and the use of metal cutting machine tools consumes a lot of tools, the efficiency is very low, and a large amount of expensive processing equipment is required. The processing has become a technical problem and processing bottleneck in this manufacturing field, which seriously restricts the development of my country's national defense equipment manufacturing industry. Contents of the invention [0004] The purpose of the...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B23H5/04
CPCB23H5/04
Inventor 姚佳志刘波
Owner SICHUAN FUTURE AEROSPACE IND LLC