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4.4 - heidenhain

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過切類型 H G857<br />

G857 加工過切, 從依照過切類型 H 的進刀角度可決定端點。<br />

循環程式結束時的刀具位置: 循環程式起始點<br />

參數<br />

X 輪廓的彎角點 ( 直徑 )<br />

Z 輪廓的彎角點<br />

K 過切長度<br />

R 半徑—無輸入: 無圓形元件 ( 刀具半徑 = 過切半徑 )<br />

W 進刀角度—無輸入: W 從 K 和 R 計算得出<br />

過切只能在與縱向軸垂直、近軸的輪廓彎角內執行。<br />

切削半徑補償 (Cutting radius compensation):啟動。<br />

過大 (Oversizes):不列入考慮。<br />

範例: G857<br />

%857.NC<br />

[G857]<br />

N1 T2 G95 F0.23 G96 S248 M3<br />

N2 G0 X60 Z2<br />

N3 G857 X50 Z-30 K7 R2 W30<br />

海德漢 MANUALplus 620 557<br />

END<br />

Z<br />

R<br />

K<br />

W<br />

øX<br />

7.23 過切循環程式

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