设计简介
摘 要
本次设计内容涉及了机械制造工艺设计、金属切削机床、公差合与测量等多方面的知识。
U型阀座零件加工工艺设计是包括零件加工的工艺设计、工序设计以及专用夹具的设计三部分。在工艺设计中要首先对零件进行分析，了解零件的工艺再设计出毛坯的结构，并选择好零件的加工基准，设计出零件的工艺路线；接着对零件各个工步的工序进行尺寸计算，关键是决定出各个工序的工艺装备及切削用量并在以后设计中注意改进。
关键词：工艺、工序、切削用量、夹紧、定位、误差。
ABSTRCT
The design of the content relates to the machinery manufacturing technology and machine tool fixture design, metal cutting machine tools, tolerance and
And measurement and other aspects of knowledge.The type U valve parts processing technology design including machining process design, process design and fixture design in three parts. In the design process should first of all parts for analysis, to understand the parts of the process to design the structure of the blank, and select good parts processing base, design parts of the process route; and then the various parts of process dimension calculation, is the key to decide all processes equipment and cutting amount and in after the design of improved.
Key words: process, process, cutting dosage, clamping, positioning, error.
目 录
序言………………………………………………………………………………… 6
一. 零件分析 ……………………………………………………7
1.1 零件作用 ………………………………………………8
1.2零件的工艺分析 …………………………………………9
二. 工艺规程设计…………………………………………………10
2.1确定毛坯的制造形式 ……………………………………11
2.2基面的选择……………………………………………12
2.3制定工艺路线 ……………………………………………13
2.4机械加工余量、工序尺寸及毛坯尺寸的确定………… 14
2.5 确定切削用量及基本工时………………………………15
总 结………………………………………………………………27
致 谢………………………………………………………………28
参考文献 …………………………………………………………29
本次设计内容涉及了机械制造工艺设计、金属切削机床、公差合与测量等多方面的知识。
U型阀座零件加工工艺设计是包括零件加工的工艺设计、工序设计以及专用夹具的设计三部分。在工艺设计中要首先对零件进行分析，了解零件的工艺再设计出毛坯的结构，并选择好零件的加工基准，设计出零件的工艺路线；接着对零件各个工步的工序进行尺寸计算，关键是决定出各个工序的工艺装备及切削用量并在以后设计中注意改进。
关键词：工艺、工序、切削用量、夹紧、定位、误差。
ABSTRCT
The design of the content relates to the machinery manufacturing technology and machine tool fixture design, metal cutting machine tools, tolerance and
And measurement and other aspects of knowledge.The type U valve parts processing technology design including machining process design, process design and fixture design in three parts. In the design process should first of all parts for analysis, to understand the parts of the process to design the structure of the blank, and select good parts processing base, design parts of the process route; and then the various parts of process dimension calculation, is the key to decide all processes equipment and cutting amount and in after the design of improved.
Key words: process, process, cutting dosage, clamping, positioning, error.
目 录
序言………………………………………………………………………………… 6
一. 零件分析 ……………………………………………………7
1.1 零件作用 ………………………………………………8
1.2零件的工艺分析 …………………………………………9
二. 工艺规程设计…………………………………………………10
2.1确定毛坯的制造形式 ……………………………………11
2.2基面的选择……………………………………………12
2.3制定工艺路线 ……………………………………………13
2.4机械加工余量、工序尺寸及毛坯尺寸的确定………… 14
2.5 确定切削用量及基本工时………………………………15
总 结………………………………………………………………27
致 谢………………………………………………………………28
参考文献 …………………………………………………………29
