電火花加工的產(chǎn)生和加工原理畢業(yè)設計
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- 電火花加工的產(chǎn)生和加工原理畢業(yè)設計 目 錄
1 緒論...................................................................1
1.1 電火花加工的產(chǎn)生和加工原理......................................... 1
1.1.1電火花加工的來源...............................................1
1.1.2電火花加工的物理本質(zhì)和工作原理................................ 1
1.2 電火花加工的現(xiàn)狀及發(fā)展..............................................4
1.2.1電火花線切割加工的現(xiàn)狀.........................................4
1.2.2電火花線切割機的發(fā)展策略.......................................5
1.2.3設計過程......................................................6
2 工作臺設計方案及其分析.................................................7
2.1 數(shù)控電火花線切割機床的機構組成及其作用.............................7
2.2 坐標工作臺的組成...................................................8
2.3 主要參數(shù)...........................................................9
2.4 方案確定...........................................................9
2.4.1 床身結構....................................................9
2.4.2 X-Y工作臺..................................................9
2.5 坐標工作臺的的傳動精度對工藝指標的影響...........................11
3 結構設計..............................................................12
3.1 工作臺外形尺寸及重量計算..........................................12
3.2 滾珠絲杠副的設計計算..............................................13
3.3 導軌的確定........................................................15
3.4 步進電機的選用....................................................17
3.5 軸承的設計計算....................................................18
3.6 X向齒輪副的選用..................................................19
3.7 Y向齒輪副的選用..................................................25
結論.....................................................................30
致謝.....................................................................31
參考文獻.................................................................32...