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車床夾具

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更新時間：2013-03-20
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The design of the content relates to the machinery manufacturing technology and machine tool fixture design, metal cutting machine tool, tolerance and measuring and other aspects of knowledge.
CA6140 fork 831008 processing technological process and the car end fixture design is to include parts 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 parameters; then special fixture design, selection and design of a jig for the various components, such as positioning devices, clamping elements, the guide element, clamp and the machine tool connecting parts and other components; calculate fixture is produced when the positioning error of fixture structure, rationality and deficiency, and later in the design of improved.

Keywords: The craft, the working procedure, the cutting specifications, clamp, the localization, the error

目錄
序言…………………………………………………………………1
一. 零件分析 ……………………………………………………2
1.1 零件作用 ………………………………………………2
1.2零件的工藝分析 …………………………………………2
二. 工藝規程設計…………………………………………………3
2.1確定毛坯的制造形式 ……………………………………3
2.2基面的選擇 ………………………………………………3
2.3制定工藝路線 ……………………………………………4
2.4機械加工余量、工序尺寸及毛坯尺寸的確定 …………8
2.5確定切削用量及基本工時 …………………………… 10
三夾具設計 ……………………………………………………12
3.1問題的提出………………………………………………12
3.2定位基準的選擇…………………………………………12
3.3切削力及夾緊力計算……………………………………12
3.4定位誤差分析……………………………………………13
3.5夾具設計及簡要操作說明………………………………14
總結………………………………………………………………17
致謝………………………………………………………………19
參考文獻 …………………………………………………………20

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