数控 G 代码指令（Nc G code instruction）.docVIP

数控 G 代码指令（Nc G code instruction） G function: 2 0 1 fast linear interpolation along the circle 3 inverse circle thread tapping 32 33 90 external circular cylinder is within 92 thread cycles within 94 outside the cone surface circulation within 74 end outside the drilling cycle 75 yuan cutting circular cylindrical 71 car cycle at the beginning of 72 face vehicle cycle 22 local cycle start at the beginning of 80 local loop over 50 set workpiece absolute coordinates of 26 xz returning the reference point x 27 reference point z 29 back to the reference point 4 time delay system offset feed per minute (98 93 99 per feed M function 0 suspend 2 program over 20 circulation processing end off the spindle and cooling 3 forward 4 inversion 5 stop spindle switch cooling 10.11 8.9 workpiece elastic 41.42.43 78.79 the tailstock spindle 123 file in a subroutine call 99 97 branch 98 subroutine returns The code can work Quick positioning of G00 G01 line interpolation G02 clockwise interpolation G03 counterclockwise arc interpolation G04 pauses and stops The G05 three-point arc interpolation G62 clockwise elliptic interpolation G63 counterclockwise elliptical interpolation G72 clockwise parabola interpolation G73 counterclockwise parabolic interpolation G10 data entry mode is valid G11 cancels data entry mode G20 English unit selection G21 metric system selection G28 automatically returns machine zero G30 machine tool 2, 3 and 4 reference points G31 jump interpolation G32 such as screw thread cutting G33 Z axis tapping loop G34 variable pitch thread cutting G36 automatic tool compensation measurement X G37 automatic tool compensation measurement Z G40 cancels the tip radius compensation G41 tip radius left compensation G42 tool tip radius right compensation G50 sets the workpiece coordinate system G65 macro code G66 macro program mode call G67 cancels macro program mode calls G70 precision machining cycle The G71 axis loops through the rough car G72 radial rough cycle G73 closed cutti