数控应用专业英语PDF电子书下载

1 GENERAL 1

1.1 TOOL MOVEMENT ALONG WORKPIECE PARTS FIGURE-INTERPOLATION 1

1.2 FEED FUNCTION 2

1.3 PART DRAWING AND TOOL MOVEMENT 3

1.4 CUTTING SPEED-SPINDLE SPEED FUNCTION 8

1.5 SELECTION OF TOOL USED FOR VARIOUS MACHINING-TOOL FUNCTION 9

1.6 COMMAND FOR MACHINE OPERATIONS-MISCELLANEOUS FUNCTION 10

1.7 PROGRAM CONFIGURATION 11

1.8 TOOL FIGURE AND TOOL MOTION BY PROGRAM 13

1.9 TOOL MOVEMENT RANGE-STROKE 15

2 CONTROLLED AXES 16

2.1 AXIS NAME 16

2.2 INCREMENT SYSTEM 17

3 PREPARATORY FUNCTION(G FUNCTION) 18

4 INTERPOLATION FUNCTIONS 23

4.1 POSITIONING(G00) 23

4.2 LINEAR INTERPOLATION(G01) 24

4.3 CIRCULAR INTERPOLATION(G02,G03) 26

4.4 HELICAL INTERPOLATION(G02,G03) 30

4.5 HYPOTHETICAL AXIS INTERPOLATION(G07) 31

4.6 THREAD CUTTING(G33) 33

5 FEED FUNCTIONS 36

5.1 GENERAL 36

5.2 RAPID TRAVERSE 37

5.3 CUTTING FEED 38

5.4 DWELL(G04) 40

6 REFERENCE POSITION 42

7 COORDINATE SYSTEM 47

7.1 MACHINE COORDINATE SYSTEM 48

7.2 WORKPIECE COORDINATE SYSTEM 49

7.3 LOCAL COORDINATE SYSTEM 53

7.4 PLANE SELECTION 55

8 COORDINATE VALUE AND DIMENSION 57

8.1 ABSOLUTE AND INCREMENTAL PROGRAMMING(G90,G91) 57

8.2 POLAR COORDINATE COMMAND(G15,G16) 58

8.3 INCH/METRIC CONVERSION(G20,G21) 61

8.4 DECIMAL POING PROGRAMMING 62

9 SPINDLE SPEED FUNCTION(S FUNCTION) 64

9.1 SPECIFYING THE SPINDLE SPEED WITH A CODE 64

9.2 SPECIFYING THE SPINDLE SPEED VALUE DIRECTLY(S5-DIGIT COMMAND) 64

9.3 CONSTANT SURFACE SPEED CONTROL(G96,G97) 64

9.4 SPINDLE SPEED FLUCTUATION DETECTION FUNCTION(G25,G26) 67

10.1 TOOL SELECTION FUNCTION 70

10.2 TOOL LIFE MANAGEMENT FUNCTION 70

10 TOOL FUNCTION(T FUNCTION) 70

11 AUXILIARY FUNCTION 80

11.1 AUXILIARY FUNCTION(M FUNCTION) 80

11.2 MULTIPLE M COMMANDS IN A SINGLE BLOCK 82

11.3 M CODE GROUP CHECK FUNCTION 83

11.4 THE SECOND AUXILIARY FUNCTIONS(B CODES) 83

12 PROGRAM CONFIGULATION 85

12.1 PROGRAM COMPONENTS OTHER THAN PROGRAM SECTIONS 87

12.2 PROGRAM SECTION CONFIGURATION 89

12.3 SUBPROGRAM 95

13 FUNCTIONS TO SIMPLIFY PROGRAMMING 99

13.1 CANNED CYCLE 99

13.2 RIGID TAPPING 131

14 COMPENSATION FUNCTION 141

14.1 TOOL LENGTH OFFSET(G43,G44,G49) 141

14.2 AUTOMATIC TOOL LENGTH MEASUREMENT(G37) 148

14.3 TOOL OFFSET(G45-G48) 152

14.4 CUTTER COMPENSATION B(G39-G42) 156

14.5 OVERVIEW OF CUTTER COMPENSATION C(G40-G42) 167

15 CUSTOM MACRO 173

15.1 VARIABLES 173

15.2 SYSTEM VARIABLES 177

15.3 ARITHMETIC AND LOGIC OPERATION 179

15.4 MACRO STATEMENTS AND NC STATEMENTS 184

15.5 BRANCH AND REPETITION 184

15.6 MACRO CALL 188

APPENDIX VOCABULARY 191

REFERENCE 205