图是一个使用外圆粗车循环和精车循环加工举例。
normal style="TEXT-INDENT: 21pt">毛坯的直径为Φ95mm,要求粗加工循环为精车循环留出加工余量:直径方向0.4mm,轴向0.2mm。工件坐标系如图中所示。
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normal style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; TEXT-INDENT: 21pt">%0012
normal style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; TEXT-INDENT: 21pt">G92 X100 Z40
normal style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px"> N100 G00 X96.Z20.
normal style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; TEXT-INDENT: 21pt">N110 G95 F0.3
normal style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px"> N120 G71 U3. R1.P130 Q220 X0.4 Z0.2 F0.3
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normal style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px"> N140 G01 Z0
normal style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px"> N150 G03 X52. Z-5. R5.
normal style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px"> N160 G01 Z-30.1
normal style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px"> N170 X65.
normal style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px"> N180 X68. Z-31.5
normal style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px"> N190 Z-63.
normal style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px"> N200 X73.
normal style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px"> N210 X95. Z-70.
normal style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px"> N220 Z-85.
normal style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; TEXT-INDENT: 21pt">N230 M30