(1) The machinery characteristics

1. Make features of big taper, considerable thickness, high efficiency, high precision and new structure etc, lead this industry;

2. There are computer, machine electric and pulse power supply all in the controller;

3. Main computer has two kinds of types¡ªsingle board computer and microcomputer;

4. Double CPUs structure in microcomputer, program and control at the same time;

5. Good rigidity, running placidly, strong function, convenient and reliable operation;

6. The whole closed machine bed, working table with T shaped groove, pane fixture;

7. Suitable to process conductive metal moulds, complex metal parts and templates with high precision, high toughness and difficult processing;

8. Can cut plane, bevel, top and bottom different shaped surface, greatly expand the processing range;

9. According to users' request, add half closed-loop, transducer control system.

(2) Main performance indexes and technical requirements

1. Software basic functions

A. Coordinate system: Absolute coordinate, incremental coordinate (relative coordinate);

B. Functions of coordinate transforming, zooming in and zooming out, rotating and tracking display in real time;

C. Functions of interpolation of straight line and circular arc;

D. Function of taper processing;

E. Function of processing different top and bottom shape;

F. Functions of short circuit and wire-break handling;

G. Functions of memorizing when power was cut and auto-stop after processing;

H. Functions of auto-edge position and auto-centering;

I. Function of auto-adding transitional arc (Arbitrary angle);

J. Function of processing backward;

K. Functions of menu technology and auto-programming;

L. Data transmission.

2. CNC system configuration and technical performances

A. CNC hardware:

A. Homemade PC: Upwards P2;

B. 128MB RAM;

C. 20GB hard disk;

D. 1. 44 diskette drive;

E. 15" SVGA color display;

F. RS 232 interface and mouse;

B. CNC software and operating platform:

C. CNC software comprises the automatic programming system;

D. The operating platform is DOS 6. 22.