[讨论]这个工件这样编程合理吗？请高手赐教

wenhual

<P><B><FONT face="Times New Roman">O1111;
<br></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N10 M03 S1200;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N20 T0101 M08 ;</FONT></B><B>（车端面）</B><B>
<p></B>
<p>
<P><B><FONT face="Times New Roman">N30 G00 X65. Z2.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N40 G94 X-20. Z0 F0.3;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N50 G42 G00 X65. Z10.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N60 T0202;</FONT></B><B>（粗加工圆弧一端外轮廓）</B><B>
<p></B>
<p>
<P><B><FONT face="Times New Roman">N70 G73 U15. W2. R7;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N80 G73 P90 Q180 U0.2 W0.2 F0.3;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N90 G00 X35. Z2.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N110 G01 X33.941 Z1.971F0.15;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N120 G03 X35.08 Z-31.382 R24.F0.15;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N130 G02 X36.463 Z-44.333 R9.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N140 G03 X35. Z-57. R8.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N150 G01 X41.773 Z-65.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N160 X52. Z-94.;
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<p>
<P><B><FONT face="Times New Roman">N170 Z-115.;
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<p>
<P><B><FONT face="Times New Roman">N180 U3.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N190 G00 X65. Z2.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N200 T0303;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N210 G70 P90 Q180;</FONT></B><B>（精加工圆弧一端外轮廓）</B><B>
<p></B>
<p>
<P><B><FONT face="Times New Roman">N220 G40 G00 X100. Z10.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N230 T0404;</FONT></B><B>（切宽度为</B><B><FONT face="Times New Roman">8</FONT></B><B>的槽）</B><B>
<p></B>
<p>
<P><B><FONT face="Times New Roman">N240 G00 X65. Z2.;
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<p>
<P><B><FONT face="Times New Roman">N250 G00 X65. Z-60.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N260 G75 R0;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N270 G75 X35. W-5. P30 Q2 F0.15;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N280 G00 Z-75.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N290 G75 R0;</FONT></B><B>（切间隔为</B><B><FONT face="Times New Roman">4</FONT></B><B>的两个槽）</B><B>
<p></B>
<p>
<P><B><FONT face="Times New Roman">N300 G75 X39. W-14 P21 Q7 F0.15;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N310 G00 X65.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N320 Z-115.;</FONT></B><B>（切长度为</B><B><FONT face="Times New Roman">33</FONT></B><B>的台阶端面并倒角）</B><B>
<p></B>
<p>
<P><B><FONT face="Times New Roman">N330 G01 X39.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N340 G00 X65.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N350 W4.0;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N360 G01 X56. F0.3;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N370 X48. Z-115.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N380 X31.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N390 G00 X65.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N400 G00 Z80.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N410 T0808;</FONT></B><B>（钻孔）</B><B>
<p></B>
<p>
<P><B><FONT face="Times New Roman">N420 G00 X0 Z2.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N430 G74 R4.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N440 G74 X0 Z-33. Q10 F0.15;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N450 G00 X60. Z80.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N460 T0505;</FONT></B><B>（镗孔）</B><B>
<p></B>
<p>
<P><B><FONT face="Times New Roman">N470 G41 G00 X22. Z2.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N480 G90 X24. Z-26. F0.2;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N490 G90 X26. Z-26. F0.2;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N500 G90 X28. Z-26. F0.2;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N510 G40 G00 X65. Z2.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N520 M05 M09;
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<p>
<P><B><FONT face="Times New Roman">N530 M00;
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<p>
<P><B><FONT face="Times New Roman">N540 G50 X60. Z40.;</FONT></B><B>（调头重新对刀车螺纹一端，把</B><B><FONT face="Times New Roman">33</FONT></B><B>处的端面作为</B><B><FONT face="Times New Roman">Z</FONT></B><B>轴基准：</B><B><FONT face="Times New Roman">Z0</FONT></B><B>）</B><B>
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<p>
<P><B><FONT face="Times New Roman">N550 T0300 M03 S300 M08;</FONT></B><B>（车端面）</B><B>
<p></B>
<p>
<P><B><FONT face="Times New Roman">N560 G54;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N570 G00 X65. Z33.;
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<p>
<P><B><FONT face="Times New Roman">N580 G01 X-2. Z33. F0.15;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N590 G00 X65. Z80.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N600 T0200;</FONT></B><B>（粗车螺纹</B><B><FONT face="Times New Roman">M30X2</FONT></B><B>的外圆）</B><B>
<p></B>
<p>
<P><B><FONT face="Times New Roman">N610 G55;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N620 G71 U3. R2.;
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<p>
<P><B><FONT face="Times New Roman">N630 G71 P640 Q670 U0.2 W0.2 F0.3;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N640 G42 G00 X22. Z35.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N650 G01 X30. Z31. F0.15;
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<p>
<P><B><FONT face="Times New Roman">N660 Z0;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N670 U4.;
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<p>
<P><B><FONT face="Times New Roman">N680 G00 X65. Z80.;
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<p>
<P><B><FONT face="Times New Roman">N690 T0300;</FONT></B><B>（精车螺纹</B><B><FONT face="Times New Roman">M30X2</FONT></B><B>的外圆）</B><B>
<p></B>
<p>
<P><B><FONT face="Times New Roman">N700 G56;
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<p>
<P><B><FONT face="Times New Roman">N710 G70 P640 Q670;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N720 G00 X65. Z80.;
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<p>
<P><B><FONT face="Times New Roman">N730 T0700;</FONT></B><B>（车螺纹）</B><B>
<p></B>
<p>
<P><B><FONT face="Times New Roman">N740 G57;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N750 G00 X35.Z 37.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N760 G76 P021060 Q0.7 R0.2;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N770 G76 X30. Z8. R0 P30 P2.158 Q0.7 F2.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N780 G00 X65. Z80.;
<p></FONT></B>
<p>
<P><B><FONT face="Times New Roman">N790 M05 M09;
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<p>
<P><B><FONT face="Times New Roman">N800 M30;
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<P><B><FONT face="Times New Roman">%
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<p><br><br>不知道外轮廓中不对称公差如何处理，请大侠们帮忙。。。。

[此贴子已经被作者于2005-11-14 23:23:19编辑过]

阿棠

这是我以前比赛拿97分的图在那里弄的.真怀念.哈哈

阿棠

一点都不合理.犯了很多低级错误.不服的找我,qq416075871

阿棠

我只用四把刀加钻头一支就做出来了

wenhual

<P>楼上朋友，能具体说说吗？十分感谢</P>
<P>特别是外轮廓中不对称公差如何处理？？？？？</P>

34730766

<P>干说不练啊!!</P>
<P>告诉一下啊!</P>

zch_mahui

<P>我也不知道，谁能帮帮他？</P>

纯真年代

<P>我还看不懂</P>