CANNED CYCLE

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,APPENDIX CANNED CYCLE,（,固定循环指令）,Explanations,A canned cycle consists of a sequence of six operation(Fig.),Operation 1,Position of axes,X,and,Y,Operation 2,Rapid traverse up to point,R,level,Operation 3,Hole machining,Operation 4,Operation at the bottom of a hole,Operation 5,Retraction to point R level,Operation 6,Rapid traverse up to the initial Point,Travel distance along the drilling axis G90/G91,Cancel,To,cancel a canned cycle,use G80 or a,Group 01 G code.,Group 01 G codes,G00,:Position(rapid traverse),G01,:Linear interpolation,G02,:Circular interpolation(CW),G03,:Circular interpolation(CCW),Symbols in figures,Subsequent sections explain the,Individual canned cycle.Figures,In these explanations use the,Following symbols:,Return point level G98/G99(,固定循环返回方式）,5.1,High-Speed Peck Drilling Cycle(G73)(,高速渐进钻削循环),5.2,Left-Handed Tapping Cycle(G74)(,左旋螺纹攻丝循环),5.3,Fine-Boring Cycle(G76)(,精镗循环),5.4,Drilling Cycle,Spot Drilling(G81)(,钻削循环,定点钻削),5.5,Drilling Cycle Counter Boring Cycle(G82)(,钻削循环),5.6,Peck Drilling Cycle(G83)(,渐进钻削循环),Format,5.7,Small-Hole Peck Drilling Cycle(G83)(,小孔渐进钻削循环),5.8,Tapping Cycle(G84)(,攻丝循环),5.9,Boring Cycle(G85)(,镗循环),5.10,Boring Cycle(G86),5.11,Boring Cycle Back Boring Cycle(G87)(,反镗循环),5.12,Boring Cycle(G88),6.,Tool Length Offset(G43,G44,G49),This function can be used by setting the difference between the tool length,assumed during programming and the actual tool length of the tool used into,the offset memory.It is possible to compensate the difference without changing,the program.,Specify the direction of offset with G43 or G44.Select a tool length offset value,From the offset memory by entering the corresponding address and number(H code).,General Format,7.,Program example using tool length offset and canned cycles,Offset value+200.0 is set in offset No.11,+190.0 is set in offset No.15,and+150.0 is set in offset No.31,Program example,