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        2. 數(shù)控車簡(jiǎn)單零件綜合編程實(shí)例

          南露醬

          很多人不了解數(shù)控車簡(jiǎn)單零件綜合編程,下面就給大家看一下數(shù)控車簡(jiǎn)單零件綜合編程實(shí)例。

          確定加工路線:按先主后次,先粗后精的加工原則確定加工路線,采用固定循環(huán)指令對(duì)外輪廓進(jìn)行粗加工,再精加工,然后車退刀槽,再加工螺紋,最后切斷。

          裝夾方法和對(duì)刀點(diǎn)的選擇:采用三爪自定心卡盤自定心夾緊,對(duì)刀點(diǎn)選在工件的右端面與回轉(zhuǎn)軸線的交點(diǎn)。

          數(shù)控車簡(jiǎn)單零件綜合編程實(shí)例

          刀具的選擇:

          根據(jù)加工要求,選用四把刀,1號(hào)為粗加工外圓車刀,2號(hào)為精加工外圓車刀,3號(hào)為切槽刀,4號(hào)為車螺紋刀。采用試切法對(duì)刀,對(duì)刀的同時(shí)把端面加工出來。

          數(shù)控車簡(jiǎn)單零件綜合編程實(shí)例

          各工序的切削參數(shù):

          加工工序
          刀具號(hào)
          刀具類型
          主軸轉(zhuǎn)速S( )
          進(jìn)給速度F( )

          粗車外圓
          T1
          外圓車刀
          336
          0.3

          精車外圓
          T2
          外圓精車刀
          475
          0.08

          切退刀槽
          T3
          切槽刀
          336
          0.05

          車螺紋、凹弧
          T4
          螺紋刀
          170
          1.5

          切斷
          T3
          切槽刀
          336
          0.05

          數(shù)控車簡(jiǎn)單零件綜合編程實(shí)例

          程序編制,確定工件右端面與軸心線的交點(diǎn)O為編程原點(diǎn),零件的加工程序如下:

          程序
          說明
          O0004;

          N1;
          工序(一)外形輪廓粗加工
          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)外形輪廓精加工
          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)錐螺紋與凹圓弧加工
          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;
          調(diào)用O1234子程序4次加工凹圓弧面
          G00X100.0Z100.0;

          N5;
          工序(五)工件切斷
          T0303;

          M43;

          G00X40.0Z-59.0;

          G75R0.5;

          G75X0P2000F0.05;

          G00X100.0Z100.0;

          M05;

          M30;
          程序結(jié)束

          O1234;
          子程序
          G01U-1.0F0.1;
          刀具每次徑向進(jìn)刀1mm加工凹圓弧面
          G02U0W-18.0R20.0;

          G01U3.0F0.5;

          W18.0;

          U-3.0;

          M99;
          子程序調(diào)用結(jié)束

          數(shù)控車簡(jiǎn)單零件綜合編程實(shí)例

          參考程序

          圓柱臺(tái)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)外輪廓加工程序
          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;
          粗加工時(shí),選用Φ20的立銑刀,刀具號(hào)為T02,刀具半徑補(bǔ)償號(hào)為D02,補(bǔ)償值為10.2mm(0.2mm是精加工余量)。
          精加工時(shí),選用Φ12的立銑刀,刀具號(hào)為T03,刀具半徑補(bǔ)償號(hào)為D03,補(bǔ)償值為6mm。

          數(shù)控車簡(jiǎn)單零件綜合編程實(shí)例

          鉆孔、攻絲加工程序:

          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;

          數(shù)控車簡(jiǎn)單零件綜合編程實(shí)例