通俗讲解数控车床编程必备知识
分享独chuang螺纹去毛刺、异形槽以及油槽算法
帮你成功融入数控加工行业
《和小继哥一起学数控车床编程》主要针对FANUC、广州数控系统的数控车床G指令的应用。《和小继哥一起学数控车床编程》的内容包括螺纹去毛刺的定义、异形槽及油槽的车削法和公式算法等。在章节的安排上,体现从入门到精通,循序渐进的学习过程,第1章讲解数控编程必备的基础知识,第2章详细讲解常规G指令和子程序的功能及应用,第3章讲解各种螺纹的算法及螺纹去半扣毛刺等内容,第4、5章是一些异型槽及8字油槽的实例运用精讲。在内容讲解上,采用白话语言跟专业术语相结合以及图文并茂的形式,讲解G指令的格式、相关算法和注意事项,使读者可以由浅入深的学习。《和小继哥一起学数控车床编程》的实例内容都经过实际验证,特别是螺纹去毛刺,可为读者解决多年困惑,相信通过本书的学习,读者的专业知识和实践技能可更上一层楼。
目 录
前言
第1章 编程必备基础知识...........................................................................................................1
1.1 坐标系....................................................................................................................................2
1.2 程序名....................................................................................................................................4
1.3 程序段顺序号........................................................................................................................5
1.4 刀具指令................................................................................................................................7
1.5 M指令....................................................................................................................................8
1.6 加工转速..............................................................................................................................11
第2章 指令和子程序编程精讲...............................................................................................13
2.1 G00快速移动.......................................................................................................................14
2.2 G01直线切削.......................................................................................................................15
2.3 G02逆时针圆弧...................................................................................................................16
2.4 G03顺时针圆弧...................................................................................................................19
2.5 G04暂停...............................................................................................................................21
2.6 G28机械回零.......................................................................................................................23
2.7 G32等螺距切削...................................................................................................................25
2.8 G33攻螺纹循环...................................................................................................................33
2.9 G34变螺距切削...................................................................................................................35
2.10 G40刀尖补偿取消.............................................................................................................37
2.11 G41刀尖半径左补偿.........................................................................................................39
2.12 G42刀尖半径右补偿.........................................................................................................52
2.13 G50坐标系偏移.................................................................................................................63
2.14 G71外圆(内孔)粗车循环.............................................................................................70
2.15 G72端面粗车循环.............................................................................................................78
2.16 G73封闭式(仿形)循环.................................................................................................82
2.17 G74端面槽粗车循环.........................................................................................................85
2.18 G75外圆(内孔)槽切削循环.........................................................................................88
2.19 G76复合型螺纹切削循环.................................................................................................90
2.20 G90外圆(内孔)直线、斜线切削循环.........................................................................95
2.21 G92螺纹切削循环.............................................................................................................98
2.22 G94端面(径向)切削循环...........................................................................................102
2.23 G96、G97恒线速............................................................................................................105
2.24 M98、M99调用子程序..................................................................................................107
第3章 继哥算法、小继米德G76去半扣毛刺精讲..........................................................111
3.1 米制螺纹............................................................................................................................112
3.2 英制螺纹............................................................................................................................116
3.3 RD螺纹..............................................................................................................................120
3.4 RJT螺纹.............................................................................................................................122
3.5 ACME/艾克母螺纹...........................................................................................................126
3.6 NPT螺纹............................................................................................................................128
第4章 异形槽算法实例精讲..................................................................................................133
4.1 V形槽算法实例.................................................................................................................134
4.2 U形槽算法实例.................................................................................................................137
4.3 带轮算法实例....................................................................................................................141
第5章 通用油槽实例精讲.......................................................................................................145
5.1 单8字油槽实例..................................................................................................................146
5.2 双8字油槽实例..................................................................................................................148
附录 螺纹参数............................................................................................................................150
参考文献..........................................................................................................................................156