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1020
NUM 1020 User Manual
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CHAPTER 4
CREATING AND
MANAGING
SYMBOLIC
VARIABLE TABLES
How to create and manage symbolic variable tables for storing functions and cutting
paths.
CHAPTER 5
CREATING
SUBROUTINES
CALLED BY
G FUNCTIONS
How to create subroutines called by G functions.
CHAPTER 6
POLYNOMIAL
INTERPOLATION
How to specify tool paths by polynomials.
CHAPTER 7
COORDINATE
CONVERSIONS
Coordinate conversions using a square matrix.
9
11
Table of Contents
Table of Contents
3
1 Structured Programming
9
2 Reading the Programme Status Access Symbols
9
3 Storing Data in Variables L900 to L951
9
4 Creating and Managing Symbolic Variable Tables
10
1 Structured Programming
15
General
15
Commands Used in Structured Sequences
17
General Syntax Rules
17
Nesting and Branches
19
Structured Programming Commands
20
Condition Graph
20
Instruction Execution Conditions
21
REPEAT until Loops
22
WHILE Loops
23
Loops with Control Variable
24
Exiting the Loop
26
Example of Structured Programming
27
2 Reading the Programme Status Access Symbols
29
General
29
Symbols Addressing Boolean Values
31
Addressing G Functions
32
Addressing of M Functions
32
Addressing a List of Bits
34
Addressing a Value
36
Current Block
36
Symbols Addressing Numerical Values
36
Symbols Accessing the Data of the Previous Block
39
General
41
Storing F, S, T, H and N in Variables L900
41
Storing EA to EZ in Variables L926 to L951
44
Symbolic Addressing of Variables L900
44
4 Creating and Managing Symbolic Variable Tables
45
Creating Symbolic Variable Tables
45
Defining a Table
47
Initialising Variables and Tables
49
Creating Tables for Storing Profiles
50
Data that Can be Stored in a Table
51
Symbolic Variable Management Commands
52
Storing a Profile
52
Storing a Profile Interpolated in the Plane
55
Offsetting an Open Profile and Updating the Table
57
Redefining a Profile According to the Tool Relief Angle
59
M Functions And/Or Axes Enabled or Inhibited. Setting or Resetting Bits
62
Searching the Stack for Symbolic Variables
64
Providing a List of Symbolic Variables
65
Copying Blocks or Entries from One Table into Another Table
66
Indirect Addressing of Symbolic Variables
71
Calling Subroutines by G Functions
77
Inhibiting Display of Subroutines Being Executed
77
Programming Examples
82
6 Polynomial Interpolation
93
General
93
Programming Segmented Polynomial Interpolation
93
Notes on the Axes and Coefficients Programmed
96
Geometric Transformations
96
Interpolation Feed Rate
97
Limit on the Number of Coefficients
98
Interpolation
99
Notes on Smooth Polynomial Interpolation
99
Restrictions on Smooth Polynomial Interpolation
100
Application of Coordinate Conversion
101
General
101
Using the Coordinate Conversion Matrix
101
Example of Application Subroutine
106
8 Rtcp Function
109
General
109
Control of Rotary Axes
111
Processing Performed on the Axes
111
Using the RTCP Function
112
Description of Movements
114
Description of Twist Heads
114
Description of Turntables
116
Processing Related to the RTCP Function
117
Part on Inclined Plane
117
Turntable Off-Centering (DAT3)
118
Tool Length Correction
118
Tool Wear Offset
118
Tool Correction (G29)
118
Restrictions and Conditions of Use
119
Use in JOG and INTERV Modes
119
9 N/M Auto Function
121
1000 M AUTO Function
121
General
121
Using the N/M AUTO Function
121
General Requirements for N/M AUTO
123
Uninterpolated Axes and NMA Axis
123
Errors in N/M AUTO
124
Processing Example
124
Examples of Programmes and Use
125
Procedure after Enabling the N/M AUTO Function
128
Using the Jogs
128
Case of Axis Clamping While E912Xx Is Set
128
Using the Handwheel
129
Axis Assignment
129
Example of Use with Handwheel
129
Movements with the Handwheel
129
Case of Axis Clamping While E912Xx Is Set
130
Stopping and Restarting in N/M AUTO Mode
131
Checks Included in N/M AUTO
132
Acceleration Checks
132
Speed Checks
132
Check of Travels
132
Miscellaneous Checks
132
Appendix A Table of Structured Programming Commands a
133
Appendix B Table of Symbolic Variable Management Commands B
135
Appendix C Table of Programme Status Access Symbols C
137
Addressing G and M Functions C
137
Addressing a List of Bits C
137
Addressing a Value C
137
Addressing a List of Values C
137
Appendix D Table of Symbols Stored in Variables L900 to L951
141
Symbols Stored in Variables L900 to L925
141
Symbols Stored in Variables L926 to L951
141
4
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NUM 1020 Specifications
General
Brand
NUM
Model
1020
Category
Control Systems
Language
English
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