Steel roof aluminum skirt piston machining process

A processing technology and piston technology, which is applied in the field of steel top aluminum skirt piston processing technology, can solve the problems of inaccurate process requirements, insufficient piston precision, poor product quality, etc., and achieve rigorous process flow, high product quality and high processing precision. Effect
CN102166709AInactive Publication Date: 2011-08-31DALIAN BINCHENG PISTON MFG
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
DALIAN BINCHENG PISTON MFG
Publication Date
2011-08-31
Estimated Expiration
Not applicable · inactive patent

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Abstract

The invention discloses a steel roof aluminum skirt piston machining process, which comprises the following steps of: a, performing rough turning on a head and an excircle, and performing rough turning on a seam allowance and the excircle; b, roughly boring a pin hole, and milling the radius; c, performing finish turning on the seam allowance, milling a central hole, and performing semi-finish turning on the excircle and a top surface; d, performing semi-finish boring on the pin hole; e, boring the inner distance; f, checking the shape of an inner cavity; g, drilling; h, milling a spherical surface of a counter bore; i, drilling an oil return hole; j, turning a lock groove, and turning chamfering of the pin hole; k, milling an oil groove of the pin hole; l, performing finish boring on the pin hole; m, imitating an ellipse; n, turning holes and chamfering; and o, forming fitter chamfering, removing burr and flashing, and cleaning. By the steel roof aluminum skirt piston machining process, the machining accuracy is high, the process flow is precise and the quality of the machined product is high.
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Description

technical field

[0001] The invention relates to a steel top aluminum skirt piston processing technology. Background technique

[0002] The traditional steel top aluminum skirt piston processing technology, because the process flow is not fine enough, and the process requirements in the artificial aging link are not accurate, resulting in insufficient precision of the piston processed by this processing technology, and poor product quality. Contents of the invention

[0003] The purpose of the present invention is to provide a steel top aluminum skirt piston processing technology.

[0004] The technical solution adopted by the present invention to achieve the above object is: a steel top aluminum skirt piston processing technology, comprising the following steps:

[0005] Step a, rough turning head and outer circle, rough turning seam and outer circle;

[0006] Step b, rough boring pin hole, milling radius;

[0007] Step c, finish turning the spigot, milling the center h...

Claims

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