目 錄

前言

第1章 編程必備基礎(chǔ)知識...........................................................................................................1

1.1 坐標系....................................................................................................................................2

1.2 程序名....................................................................................................................................4

1.3 程序段順序號........................................................................................................................5

1.4 刀具指令................................................................................................................................7

1.5 M指令....................................................................................................................................8

1.6 加工轉(zhuǎn)速..............................................................................................................................11

第2章 指令和子程序編程精講...............................................................................................13

2.1 G00快速移動.......................................................................................................................14

2.2 G01直線切削.......................................................................................................................15

2.3 G02逆時針圓弧...................................................................................................................16

2.4 G03順時針圓弧...................................................................................................................19

2.5 G04暫停...............................................................................................................................21

2.6 G28機械回零.......................................................................................................................23

2.7 G32等螺距切削...................................................................................................................25

2.8 G33攻螺紋循環(huán)...................................................................................................................33

2.9 G34變螺距切削...................................................................................................................35

2.10 G40刀尖補償取消.............................................................................................................37

2.11 G41刀尖半徑左補償.........................................................................................................39

2.12 G42刀尖半徑右補償.........................................................................................................52

2.13 G50坐標系偏移.................................................................................................................63

2.14 G71外圓（內(nèi)孔）粗車循環(huán).............................................................................................70

2.15 G72端面粗車循環(huán).............................................................................................................78

2.16 G73封閉式（仿形）循環(huán).................................................................................................82

2.17 G74端面槽粗車循環(huán).........................................................................................................85

2.18 G75外圓（內(nèi)孔）槽切削循環(huán).........................................................................................88

2.19 G76復(fù)合型螺紋切削循環(huán).................................................................................................90

2.20 G90外圓（內(nèi)孔）直線、斜線切削循環(huán).........................................................................95

2.21 G92螺紋切削循環(huán).............................................................................................................98

2.22 G94端面（徑向）切削循環(huán)...........................................................................................102

2.23 G96、G97恒線速............................................................................................................105

2.24 M98、M99調(diào)用子程序..................................................................................................107

第3章 繼哥算法、小繼米德G76去半扣毛刺精講..........................................................111

3.1 米制螺紋............................................................................................................................112

3.2 英制螺紋............................................................................................................................116

3.3 RD螺紋..............................................................................................................................120

3.4 RJT螺紋.............................................................................................................................122

3.5 ACME/艾克母螺紋...........................................................................................................126

3.6 NPT螺紋............................................................................................................................128

第4章 異形槽算法實例精講..................................................................................................133

4.1 V形槽算法實例.................................................................................................................134

4.2 U形槽算法實例.................................................................................................................137

4.3 帶輪算法實例....................................................................................................................141

第5章 通用油槽實例精講.......................................................................................................145

5.1 單8字油槽實例..................................................................................................................146

5.2 雙8字油槽實例..................................................................................................................148

附錄 螺紋參數(shù)............................................................................................................................150

參考文獻..........................................................................................................................................156