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          習(xí)題冊或試題庫-項目十四習(xí)題

          發(fā)布日期:2017-09-08  瀏覽次數(shù):3253


          圖14-1

          圖14-2

          圖14-3

          參考答案:
          圖14-1程序  .
          毛坯采用φ45圓鋼,加工結(jié)束直接切斷。
          程序如下:    
          M03 S700    
          T0101(外圓尖刀)    
          M08    
          G0 X46 Z0    
          G01 X-0.5 F0.15    
          G0 X46 Z1    
          G73 U23 R11    
          G73 P1 Q2 U0.3 W0 F0.2    
          N1 G0X19.49    
          M03 S1200    
          G01 Z0 F0.1    
          G03 X24 Z-7 R20    
          G01 Z-12    
          X26    
          X28 Z-13    
          Z-15    
          X22 Z-20    
          Z-28    
          X28 Z-30    
          Z-34    
          G02 X32 Z-44 R15    
          G01 Z-54    
          X38    
          X40 Z-55    
          N2 Z-64    
          G70 P1 Q2   
          G0 X100 Z100    
          M03 S400    
          T0202(切斷刀)    
          G0 X41 Z-62    
          G01 X0 F0.06    
          G0 X150 Z150    
          M30    

          圖14-2程序    .
          毛坯采用φ60×106圓鋼
          程序如下:(先做外圓φ25端)    
          M03 S700    
          T0101(外圓尖刀)    
          M08    
          G0 X62 Z0    
          G01 X-0.5 F0.15    
          G0 X60 Z1    
          G90 X56 Z-43 F0.2    
          X51    
          X48.3    
          G90 X44 Z-35 F0.2    
          X42.3    
          G0 X61 Z1    
          G73 U21 R10    
          G73 P1 Q2 U0.3 W0 F0.2    
          N1 G0 X21    
          M03 S1200    
          G01 Z0 F0.1    
          X25 Z-2    
          Z-15    
          X32    
          X34.858    
          Z-20.71    
          G02 X34.497 Z-29.99 R5    
          N2 G01 X42 Z-35    
          X46    
          X48 Z-36    
          Z-43    
          X56    
          X58 Z-44    
          N3 Z-50    
          G70 P1 Q3    
          G0 X150 Z150    
          M30    
          R25.73端加工程序:    
          M03 S650    
          T0101(外圓尖刀)    
          M08    
          G0 X62 Z1    
          G73 U31 R15    
          G73 P1 Q2 U0.3 W0 F0.15    
          N1 G0 X-0.5    
          M03 S1000    
          G01 Z0. F0.1    
          G03 X43.55 Z-39.45 R25.73    
          G02 X58 Z-54.45 R10    
          N2 G01 X59 Z-55    
          G70 P1 Q2    
          G0 X150 Z150    
          M30    

          圖14-3程序    
          . 毛坯采用φ60×117圓鋼
          程序如下:(先做內(nèi)孔φ30端程序,孔已用φ25鉆頭鉆至35mm深)    
          M03 S700    
          T0101(外圓尖刀)    
          M08    
          G0 X62 Z0    
          G01 X24 F0.15    
          G01 X61 Z1    
          G73 U10 R5    
          G73 P1 Q2 U0.5 W0 F0.15    
          N1 G0 X40    
          M03 S1200    
          G01 Z0 F0.1    
          G03 X50 Z-5 R5    
          G01 Z-10    
          G02 X50 Z-20 R6    
          G01 Z-30    
          X55    
          X58 Z-31.5    
          N2 Z-40    
          G0 X150 Z150    
          M03 S500    
          T0202(內(nèi)孔尖刀)    
          G0 X24 Z1    
          G73 U5 R3    
          G73 P3 Q4 U-0.4 W0 F0.15    
          N3G0 X31    
          M03 S700    
          G01 Z0 F0.1    
          X30 Z-0.5    
          Z-5    
          G03 X30 Z-10 R3.68    
          G01 Z-15    
          X34 Z-20    
          Z-25    
          N4 X26 Z-35    
          G70 P3 Q4    
          G0 X150 Z150    
          M03 S1200    
          T0101    
          G0 X61 Z1    
          G70 P1 Q2    
          G0 X150 Z150    
          M30    
          R15圓弧端加工程序:    
          M03 S700    
          T0101(外圓尖刀)    
          M08    
          G0 X62 Z1    
          G73 U31 R15    
          G73 P1 Q2 U0.4 W0 F0.15    
          N1 G0 X-0.5    
          M03 S1200    
          G01 Z0 F0.1    
          G03 X26.68 Z-21.86 R15    
          G02 X37.04 W-20.66 R19.27    
          G03 X48 W-21.48 R21.98    
          G01 W-11    
          X55    
          N2 X59 W-2    
          G70 P1 Q2    
          G0 X150 Z150    
          M30    

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