Program Configuration - Wuhan Huazhong Numerical Control Co., Ltd HNC-18iT v4.0 Programming Manual

Program
1.8 Program Program

Program Configuration

1.8
1.8 1.8
Structure Structure of of of of an Structure
Structure
1.8.1 1.8.1
1.8.1 1.8.1
As it is shown in Figure 1.25, an NC program consists of a sequence of NC blocks
block is one of machining steps. Commands
- Format of program
The program name must be specified in the format OXXXX (X could be letters or
numbers).
- Format of program
The program number should be started with %XXXX or OXXXX (X could be numbers
only).
- Format of blocks
A block starts with the program block number.
N..
Program block number
Configuration
Configuration Configuration
an an NC NC
an NC NC Program
Commands Commands Commands in each block are the instruction.
%1000
N01 G91 G00 X50 Y60
N10 G01 X100 Y500 F150 S300 M03
N...... ;COMMENT
N200 M30
Figure 1.25 Structure of an NC Program
program program name name
program name name
program program number number
program number number
blocks blocks blocks
G.. X...Y...
Coordinate - Dimension word
Preparatory function
Figure 1.26 Structure of Block
Program Program
Program
Program block
F.. M..
Feed Function
19
Program
Program number
block
Program block
Command character
block
S..
Spindle function
Miscellaneous function
1. General
blocks blocks. Each blocks