如果不是为了学铣内圆的话,我强烈建议你用支20的铣刀直接G83扩孔。
或者用加工中心里面的铣圆模式G120 P22那个,按里面提示直接代入数据。
手编的话已经有人回答了,就不重复了。
假设你用半径7的刀具加工的,加刀具半径补偿的话,
例,G03或G02 I-8F**;
I-9F**;
I-9.5F**;
I-10F**;
这种加工方式加工接刀点有刀痕,加工精度不高可用此方式!
我按20的深度随便编辑的,拿去做参考吧。
G0G90G54X0Y0S800M3 铣刀12MM 手动编辑
G43H1Z50
G1Z2F3600
Z-20F100
Y-4
G2J4
G1Y0
G0Z50
M5
G91G30Z0
G30Y0
M30
%
%
O0020软件编辑
(PROGRAM NAME - 20 )
(DATE=DD-MM-YY - 12-08-11 TIME=HH:MM - 20:52 )
N100 G21
N102 G0 G17 G40 G49 G80 G90
( 12. FLAT ENDMILL TOOL - 1 DIA. OFF. - 1 LEN. - 1 DIA. - 12. )
N104 T1 M6
N106 G0 G90 G54 X1.125 Y0. A0. S800 M3
N108 G43 H1 Z50.
N110 Z2.
N112 G1 Z-5. F500.
N114 G3 X-2.1493 Y3.3735 R3.375 F100.
N116 X2.1493 Y-3.3735 R4.
N118 X4. Y0. R4.
N120 X-2.1493 Y3.3735 R4.
N122 G1 Z-3. F500.
N124 G0 Z50.
N126 X1.125 Y0.
N128 Z-3.
N130 G1 Z-10.
N132 G3 X-2.1493 Y3.3735 R3.375 F100.
N134 X2.1493 Y-3.3735 R4.
N136 X4. Y0. R4.
N138 X-2.1493 Y3.3735 R4.
N140 G1 Z-8. F500.
N142 G0 Z50.
N144 X1.125 Y0.
N146 Z-8.
N148 G1 Z-15.
N150 G3 X-2.1493 Y3.3735 R3.375 F100.
N152 X2.1493 Y-3.3735 R4.
N154 X4. Y0. R4.
N156 X-2.1493 Y3.3735 R4.
N158 G1 Z-13. F500.
N160 G0 Z50.
N162 X1.125 Y0.
N164 Z-13.
N166 G1 Z-20.
N168 G3 X-2.1493 Y3.3735 R3.375 F100.
N170 X2.1493 Y-3.3735 R4.
N172 X4. Y0. R4.
N174 X-2.1493 Y3.3735 R4.
N176 G1 Z-18. F500.
N178 G0 Z50.
N180 M5
N182 G91 G28 Z0.
N184 G28 X0. Y0. A0.
N186 M30
%
如果你拿20的铣刀就是,G90GOX-5。Y0。 G43H1Z200。 M3S300 G0Z2。 G1Z-1。F300 G1X-10。F50 G2I10。F50``