beautypg.com

Constant-pitch feed – IAI America ASEL User Manual

Page 314

background image

Part 2 Programs

Chapter 10 Example of Building a System

292

Part 2 Programs

24. Constant-pitch Feed

Description

Feed the actuator by a specified pitch n times from a reference point.

The pitch and number of repetitions are specified by variables in advance.

Flowchart

Example of Use

Use an OFST command to perform pitch feed.

The number of times the actuator has been fed is counted by a

counter variable.

The X-axis is fed in the positive direction.

Point

An OFST command applies to movement commands.

Executing an OFST command alone does not move the axis.

Application program

Reference

Pitch feed can also

be performed using

a MVPI or MVLI

command.

Start

Initial setting

Start input

Move

Increment pitch

variable

Apply offset

Increment feed

counter

Counter up?

End of program

Reference point

Pitch (mm)

(Number of feeds n)