很多人不了解数控车简单零件综合编程,下面就给大家看一下数控车简单零件综合编程实例。 操作方法 01:
确定加工路线:按先主后次,先粗后精的加工原则确定加工路线,采用固定循环指令对外轮廓进行粗加工,再精加工,然后车退刀槽,再加工螺纹,最后切断。 装夹方法和对刀点的选择:采用三爪自定心卡盘自定心夹紧,对刀点选在工件的右端面与回转轴线的交点。 02:
刀具的选择: 根据加工要求,选用四把刀,1号为粗加工外圆车刀,2号为精加工外圆车刀,3号为切槽刀,4号为车螺纹刀。采用试切法对刀,对刀的同时把端面加工出来。 03:
各工序的切削参数: 加工工序 刀具号 刀具类型 主轴转速S( ) 进给速度F( ) 粗车外圆 T1 外圆车刀 336:
0.3 精车外圆 T2 外圆精车刀 475:
0.08 切退刀槽 T3 切槽刀 336:
0.05 车螺纹、凹弧 T4 螺纹刀 170:
1.5 切断 T3 切槽刀 336:
0.05 04:
程序编制,确定工件右端面与轴心线的交点O为编程原点,零件的加工程序如下: 程序 说明 O0004; N1; 工序(一)外形轮廓粗加工 G40G97G99T0101; M43; M03; G00X40.0Z1.0; G71U1.5R0.5; G71P10Q11U0.5W0.1F0.15; N10G00G42X0; G01Z0; X19.8 X27.8Z-20.0; X28.0; Z-45.0; X36.0Z-50.0; Z-59.0; N11G01G40X40.0; G00X100.0Z100.0; N2; 工序(二)外形轮廓精加工 T0202; M44; G00X40.0Z1.0; G70P10Q11F0.08; G00X100.0Z100.0; N3; 工序(三)切槽加工 T0303; M43; G00X30.0Z-24.0; G01X24.0F0.05; G01X30.0F0.2; G00X100.0Z100.0; N4; 工序(四)锥螺纹与凹圆弧加工 T0404; M41; G00X30.0Z5.0 G92X28.4Z-22.0R-5.4F1.5; X27.8; X27.4; X27.2; X27.0; X26.9; X26.85; X26.85; G00X32.0; Z-27.0; M44; M98P041234; 调用O1234子程序4次加工凹圆弧面 G00X100.0Z100.0; N5; 工序(五)工件切断 T0303; M43; G00X40.0Z-59.0; G75R0.5; G75X0P2000F0.05; G00X100.0Z100.0; M05; M30; 程序结束 O1234; 子程序 G01U-1.0F0.1; 刀具每次径向进刀1mm加工凹圆弧面 G02U0W-18.0R20.0; G01U3.0F0.5; W18.0; U-3.0; M99; 子程序调用结束 参考程序 01:
圆柱台加工程序: O0001; G90 G94 G40 G17 G21; G91 G28 Z0; G90 G54 M3 S350; G00 X62.0 Y0; Z5.0; G01 Z-4.0 F52; G41 D02 G01 X47.0 Y0 F52; G02 I-47.0 J0; G40 G01 X62.0 Y0; G41 D02 G01 X31.0 YO; G02 I-31.0 J0; G40 G01 X62.0 Y0; G41 D02 G01 X15.0 Y0; G02 I-15.0 J0; G40 G01 X62.0 Y0; G00 Z20.0; G91 G28 Z0; M30; (2)外轮廓加工程序 O0002; G90 G94 G40 G17 G21; G91 G28 ZO; G90 G54 M03 S350; G00 X-62.0 Y52.0 M08; Z5.0; G01 Z-9.0 F52; G41 D02 G01 X-40.0 Y30.0 F52; G01 X-20.0 Y30.0; X30.0; G02 X40.0 Y20.0 R10.0; G01 Y-20.0; G02 X30.0 Y-30.0 R10.0; G01 X-30.0; G02 X-40.0 Y-20.0 R10.0; G01 Y10.0; G03 X-20.0 Y30.0 R20.0; G40 G01 X-62.0 Y52.0; G00 Z20.0 M09; G91 G28 Z0; M30; 粗加工时,选用Φ20的立铣刀,刀具号为T02,刀具半径补偿号为D02,补偿值为10.2mm(0.2mm是精加工余量)。 精加工时,选用Φ12的立铣刀,刀具号为T03,刀具半径补偿号为D03,补偿值为6mm。 02:
钻孔、攻丝加工程序: O0001; G91 G28 Z0; M06 T1; G90 G17 G49 G21 G94; G54 M3 S1200; G00 X20.0 Y100.0 M08; G43 H01 G00 Z50.0; G99 G81 X-15.0 Y65.0 Z-4.0 R5.0 F80; G98 X-30.0; G00 X-120.0; Y15.0; G99 G81 X-85.0 Y15.0 Z-4.0 R5.0 F80; G98 X-70.0; G91 G28 Z0 M09; M06 T02; G90 G49 G54 M3 S550; G00 X20.0 Y100.0 M08; G43 H02 G00 Z50. ; G99 G73 X-15.0 Y65.0 Z-20.0 R5.0 Q2.0 F60; G98 X-30.0; G00 X-120.0; Y15.0; G99 G73 X-85.0 Y15.0 Z-20.0 R5.0 Q2.0 F60; G98 X-70.0; G91 G28 Z0 M09; M06 T03; G90 G49 G54 M3 S500; G00 X20.0 Y100.0 M08; G43 H03 G00 Z50. ; G98 G83 X-30.0 Y65.0 Z-21.0 R5.0 Q2.0 F60; G00 X-120.0; Y15.0; G98 G83 X-70.0 Y15.0 Z-21.0 R5.0 Q2.0 F60; G91 G28 Z0 M09; M06 T04; G90 G49 G54 M3 S450; G00 X20.0 Y100.0 M08; G43 H04 G00 Z50. ; G98 G81 X-15.0 Y65.0 Z-21.0 R5.0 F50; G00 X-120.0; Y15.0; G98 G81 X-85.0 Y15.0 Z-21.0 R5.0 F50; G91 G28 Z0 M09; M06 T05; G90 G49 G54 M3 S350; G00 X20.0 Y100.0 M08; G43 H05 G00 Z50.0; G99 G82 X-15.0 Y65.0 Z-6.0 R5.0 P2000 F60; G98 X-30.0; G00 X-120.0; Y15.0; G99 G82 X-85.0 Y15.0 Z-6.0 R5.0 P2000 F60; G98 X-70.0; G91 G28 Z0 M09; M06 T06; G90 G49 G54 M3 S50; G00 X20.0 Y100.0 M08; G43 H06 G00 Z50.0; G98 G85 X-30.0 Y65.0 Z-18.0 R5.0 F40; G00 X-120.0; Y15.0; G98 G85 X-70.0 Y15.0 Z-18.0 R5.0 F40; G91 G28 Z0 M09; M06 T07; G90 G49 G54 M3 S100; G00 X20.0 Y100.0 M08; G43 H07 G00 Z50.0; G98 G84 X-15.0 Y65.0 Z-19.0 R5.0 F175; G00 X-120.0; Y15.0; G98 G84 X-85.0 Y15.0 Z-19.0 R5.0 F175; G91 G28 Z0 M09; M30;