数控车床实例课件.ppt

《数控车床实例课件.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、手工编程实例例1:精加工轮廓N30G01Z-15F100SK01.MPFN10G90G54G95G23N15S500M03N20G00X18Z2N30G01X18Z-15F0.2N40X24N50Z-30N60X26N70G00X50Z200N80M05N90M02N10G90G54G94G23N17G01X50Z200F5M06T1N10G54G99S500M03T0101N20G00X18Z2N30G01Z-15F0.2X24Z-30X26N40G00X50Z200N50M05M02例2：粗加工，倒圆，倒角N5

2、0G91S800M03N70G00X26Z160SK02.MPFN10G90G54G95G23N15S500M03N17G01X100Z100F5M06T1N20G00X18.4Z2N30G01Z-14.8F0.2X24.4RND=1.5Z-30X26N40G00X30Z2X0N60G01Z-2F0.05X18CHF=2.121Z-15X6RND=1.5Z-15N80G90M06T02N90S300M03N100G00X25Z-29N110G01X0F0.05N120G00X50Z200N130M05N140M02

3、例3：加工圆弧X0SK03.MPFN10G90G54G95G23N15S500M03N17G01X50Z200F5M06T1N20G00X20.4Z2N30G01Z-5F0.2N40G02X20.4Z-15CR=10F0.2N50G03X20.4Z-25CR=10F0.2N60G01Z-29.8F0.2X24.4RND=1Z-46X26N70G00X30Z2N150G00X25Z-44N160G01X0F0.05N170G00X50Z200N180M05N190M02N80S800M03N90G01Z0F0.05X

4、20CHF=2.121Z-5N100G02X20Z-15CR=10N110G03X20Z-25CR=10N120G01Z-30X24RND=1Z-46N130G00X50Z200N140M06T02S300M03例4：螺纹指令G33，暂停指令1、暂停指令G04：暂停所给定的时间，只对自身程序段有效，在此之前程序段中的主轴速度和进给量F保持存储状态。格式：G04F；暂停的时间（秒）G04S；暂停主轴转数2、恒螺距螺纹切削指令G33加工圆柱螺纹、圆锥螺纹、外螺纹、内螺纹、单头螺纹、多头螺纹、多段连续螺纹及左旋螺纹和右旋

5、螺纹，模态有效。3、加工螺纹时主轴转速S及每次进刀的深度，应根据车床及刀具的具体情况选择合适值。螺纹牙深等于螺纹大径减螺纹小径。对于普通三角螺纹，螺纹牙深等于0.5413P。N40G00X30Z2X0N60G01Z0F0.05X19.8CHF=2.121Z-30X24RND=1Z-46SK04.MPFN10G90G54G95G23N15S500M03T01N17G01X50Z200F5M06T1N20G00X20.2Z2N30G01Z-29.8F0.2X24.4RND=1Z-46X26N50S800M03N70G0

6、0X50Z200N90G00X25Z-30N80M06T02S300M03N140M06T03N100G01X17F0.05N110G04F2N120G01X26F0.4N130G00X50Z200N150G00X19.1Z6N160G33X19.1Z-28K1N170G00X30Z6X18.8N230G00X26Z-44N240G01X0.1F0.05N250G00X50Z200N260M05N270M02N180G33Z-28K1N190G00X30Z6X18.72N200G33Z-28K1N210G00X50

7、Z200N220M06T02例5：螺纹切削循环指令LCYC971、螺纹切削循环指令：LCYC97，简化加工程序。加工圆柱螺纹、圆锥螺纹、外螺纹、内螺纹、单头螺纹、多头螺纹，切削进刀深度可自动设定。2、车多头螺纹，螺纹头数会均匀分布在圆周上；螺纹切削循环会自动判别纵向螺纹加工和横行螺纹加工。3、调用LCYC97时，刀具以G00快速移动至编程的螺纹起点＋空刀导入量处，螺纹切削循环结束时刀具会快速移动至起刀点处，因此调用LCYC97指令前刀具的位置必须保证刀具不会发生碰撞地到达起刀点。4、加工螺纹时主轴转速S及每次进刀的

8、深度，应根据车床及刀具的具体情况选择合适值。螺纹牙深等于螺纹大径减螺纹小径。对于普通三角螺纹，螺纹牙深等于0.5413P。N10G90G54G95G23S500M03T01N20G00X20.2Z2N30G01Z-29.8F0.2X24.4RND=1Z-46X26N40G00X30Z2X0SK05.MPFN50S800M03N60G01Z0F0.05X19.