深孔加工G73.ppt

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1、例.见下图所示，用Φ8的刀具，沿双点画线加工距离工件上表面3mm深凹槽二、数控铣床编程实例%5002N1G92X0Y0Z50N2M03S500N3G00X19Y24N4Z5N5G01Z-3F40N6Y56N7G02X29Y66R10(N7G02X29Y66I10)N8G01X71N9G02X81Y56R10(N9G02X81Y56J-10)N10G01Y24N111G02X71Y14R10(N11G02X71Y14I-10)N12G01X29N13G02X19Y24R10(N13G02X19Y24J10)N14G00Z50N15X0Y0N16M30807

2、015100601088R10例.图27所示的螺旋线程序G91时：G91G03X-30.0Y30.0R30.0Z10F100G90时：G90G03X0Y30.0R30.0Z10F100G91时:G91G19G02Y30Z-30R30X10F100G90时：G90G19G02Y30Z0.0R30.0X10F100五、数控铣床常用编程指令例.图27所示的螺旋线程序%0027G92X30Y-50Z30G01Y0F200G03X0Y30R30Z10G00Z30X30Y-50M30五、数控铣床常用编程指令例.见下图所示，用Φ8的刀具，沿双点画线加工距离工件上表面3

3、mm深凸模二、数控铣床编程实例%5002N1G92X-40Y50Z50N2M03S500N4G01Z-3F400N5G01G41X5Y30D01F40N6X30N7G02X38.66Y25R10(N7G02X38.66Y25J-10)N8G01X47.32Y10N9G02X30Y0R20(N9G02X30Y0I-17.32J-10)N10G01X0N111G02X0Y20R10(N11G02X0Y20J20)N12G03Y40R10(N12G03Y40J10)N13G00G90G40X-40Y50N14G00Z50N15M30R103020R10R20R

4、20程序起点例.见下图所示，用Φ20的刀具加工下图轮廓，用Φ16的刀具加工下图凹台，用Φ6、Φ8的刀具加工孔。二、数控铣床编程实例%5002G92x-20y-20z100M03S500N1M06T01G00G43Z-23H01G01G41X0Y-8D01F100Y42X7Y56X80Y46G02X70Y0R10G01X-10G00G40X-20Y-20G49Z100N2M06T2G00G43Z-10H02X5Y-10G01Y66F100X19561480147R101414141414121222Y-10X20Y66G49Z100G00X-20Y-20N

5、3M06T03G00G43Z10H03G98G73X14Y26Z-23R-6Q-5F50G99G73X42Y40Z-23R4Q-5F50G99G73X42Y12Z-23R4Q-5F50G98G73X56Y26Z-23R4Q-5F50G00G49Z100X-20Y-20M05M30例.见下图所示，用Φ20的刀具加工周边轮廓，用Φ16的刀具加工凹台，用Φ8的钻头加工孔，二、数控铣床编程实例1222垫铁56228014231336141014R8%5002G92x-20y-20z100M03S500N1M06T01G00G43Z-23H01G01G41X0Y-

6、8D01F100Y56X80Y0X-10G00G40X-20Y-20G49Z100N2M06T2G00G43Z-10H02X5Y-10G01Y70F100X13Y-10X14Y70G00X75G01Y-10F100X67Y70X66Y-10G49Z100G00X-20Y-20N3M06T03G00G43Z10H03G98G73X12Y14Z-23R-6Q-5F50G98G73G91X23G90Z-23R4Q-5L2F50G98G73X58Y42Z-23R-6Q-5F50G98G73G91X-23G90Z-23R4Q-5L2F50G00G49Z100X-2

7、0Y-20M05M30五、简化编程指令1）高速深孔加工循环G73G98（G99）G73X_Y_Z_R_Q_P_K_F_L_钻头易断屑、易排屑、易加冷却液、退刀量不大孔底Z点初始B点参照R点G73快速加工深孔孔底Z点初始B点参照R点qqqkkG98G99孔底延时P秒五、简化编程指令G73：高速深孔加工循环G98（G99）G73X_Y_Z_R_Q_P_K_F_L_功能：该固定循环用于Z轴的间歇进给，使深孔加工时容易排屑，减少退刀量，可以进行高效率的加工。说明：X、Y：孔的位置。Q：为每次向下的钻孔深度（增量值，取负）。Z：绝对编程时是孔底Z点的坐标值；K:为

8、每次向上的退刀量（增量值，取正）。增量编程时是孔底Z点相对与参照R点的增量值。F