车削图示M30x2-6g的普通螺纹——数控车床编程实例35

发布日期:2011-05-21    兰生客服中心    浏览:6059

车削图示 M30x2-6g 的普通螺纹



由GBl97—81知该螺纹大径为Φ30 mm 所以编程大径取为Φ29. 7mm,设牙底由单一圆弧形状构成,取圆弧半径为R =1/8H =0.2.则编程小径为     d’=30-7/4×0.866×2+2×0.2-0.038-0.17/2=27.246取编程小径为Φ27.3mm


  加工程序如下


%0005


N01 G92 X270.0 Z260.0


N02 M03 S800 


T0101


N03 G00 X35.0 Z104.0


G00 G90 X28.9


N04 G32 G91 Z-53.0 F2.0


G00 G91 X100.0


G00 Z53.0


G00 G90 X28.2


N05 G32 G91 Z-53.0 F2.0


G00 G91 X100.0


G00 Z53.0


G00 G90 X27.7


N06 G32 G91 Z-53.0 F2.0


G00 G91 X100.0


G00 Z53.0


G00 G90 X27.3


N07 G32 G91 Z-53.0 F2.0


G00 G91 X100.0


G00 Z53.0


T0000


N08 G00 X270.0 Z260.0


N09 M05


N10 M30

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