数控铣床加工零件的内轮廓和外轮廓，刀具补偿的应用

normal style=”TEXT-INDENT: 24pt; LINE-HEIGHT: 18pt; TEXT-ALIGN: center” align=center>数控铣床加工零件的内轮廓和外轮廓，刀具补偿的应用

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normal style=”TEXT-INDENT: 24pt; LINE-HEIGHT: 18pt”>加工图3-41所示内外轮廓，用刀具半径补偿指令编程，刀具直径Φ8mm。

normal style=”TEXT-INDENT: 24pt; LINE-HEIGHT: 18pt”>外轮廓加工采用刀具半径左补偿，沿圆弧切线方向切入P_{l—P_{2，切出时也沿切线方向P_{2——P_{3。内轮廓加工采用刀具半径右补偿，P_{4一P_{5为切入段，P_{6-P_{4为切出段.外轮廓加工完毕取消具半径左补偿，刀具至P_{4点，再建立刀具半径右补偿。数控程序如下：}}}}}}}}}

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normal style=”TEXT-INDENT: 24pt; LINE-HEIGHT: 18pt”> 图3-41 刀具半径补偿加工内外轮廓

normal style=”TEXT-INDENT: 24pt; LINE-HEIGHT: 18pt”>N0010 G54S1500M03

normal style=”TEXT-INDENT: 24pt; LINE-HEIGHT: 18pt”>N0005 G90Z50 ／抬刀至安全高度

normal style=”TEXT-INDENT: 24pt; LINE-HEIGHT: 18pt”>N0020 G0020.Y44.Z2. ／刀具快进至P_1点上方

normal style=”TEXT-INDENT: 24pt; LINE-HEIGHT: 18pt”>N0030 G01 Z4.F100. /刀具以切削进给到深度4mm处

normal style=”TEXT-INDENT: 24pt; LINE-HEIGHT: 18pt”>N0040 G4l X0Y-40. ／建立刀具半径左补偿P_1-P₂

normal style=”TEXT-INDENT: 24pt; LINE-HEIGHT: 18pt”>N0050 G02X0Y-40.I0J40．. /铣外轮廓顺圆至P₂

normal style=”TEXT-INDENT: 24pt; LINE-HEIGHT: 18pt”>N0060 G00G40X-20.Y-44. /取消刀具半径左补偿P_2一P₃

normal style=”TEXT-INDENT: 24pt; LINE-HEIGHT: 18pt”>N0065 Z50. /抬刀至安全高度

normal style=”TEXT-INDENT: 24pt; LINE-HEIGHT: 18pt”>N0070 G000Y15. /刀具快进至P_4点

normal style=”TEXT-INDENT: 24pt; LINE-HEIGHT: 18pt”>N0075 Z2.0 /快速下刀

normal style=”TEXT-INDENT: 24pt; LINE-HEIGHT: 18pt”>N0080 G01Z-4. /刀具以切削进给到深度4mm

normal style=”TEXT-INDENT: 24pt; LINE-HEIGHT: 18pt”>N0090 G42X0Y0 ／建立刀具半径右补偿P_4一P₅

normal style=”TEXT-INDENT: 24pt; LINE-HEIGHT: 18pt”>N0100 G02X-30.YOI-15.JO ／铣内轮廓顺圆A—B

normal style=”TEXT-INDENT: 24pt; LINE-HEIGHT: 18pt”>N0110 G02X30.YOI30.J0 ／铣内轮廓顺圆B—C

normal style=”TEXT-INDENT: 24pt; LINE-HEIGHT: 18pt”>N0120 G02XOY0[-15.JO ／铣内轮廓顺圆C—A

normal style=”TEXT-INDENT: 24pt; LINE-HEIGHT: 18pt”>N0130 G00G400Y15. /取消刀具半径右补偿P_6——P₄

normal style=”TEXT-INDENT: 24pt; LINE-HEIGHT: 18pt”>N0140 G00Z100. /刀具沿Z轴快速退出

normal style=”TEXT-INDENT: 24pt; LINE-HEIGHT: 18pt”>N0150 M02 ／程序结束

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数控铣床加工零件的内轮廓和外轮廓，刀具补偿的应用

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