Re: [CAD_CAM_EDM_DRO] PIC-SERVO CNC controllers

>>We are happy to support the products that we sell, but the PSCNC example

program is exactly that, an example which you are free to use and modify<<


Jeffrey

Is your PIC-SERVO CMC compatible with existing CAD/CAM software and if so,
could you elaborate on the qualities that make a particular software a nice
fit. Likewise, are their software that the PIC-SERVO CMC is not suited for,
and most importantly which ones are they/mac


-----Original Message-----
From: jeff@... <jeff@...>
To: CAD_CAM_EDM_DRO@egroups.com <CAD_CAM_EDM_DRO@egroups.com>
Date: Thursday, July 06, 2000 4:11 PM
Subject: [CAD_CAM_EDM_DRO] PIC-SERVO CNC controllers

>I have been asked by a couple of members of this newsgroup to
>elaborate a bit on the PIC-SERVO CNC control system described in a
>recent Nuts & Volts Article, so here is a bit more information:
>
>J.R. Kerr Automation Engineering is in the business of selling
>PIC-SERVO motor control boards and PIC-SERVO motor control chip sets.
> We have recently introduced a new product, the PIC-SERVO CMC (CMC
>stands for Coordinated Motion Control). The coordinated control
>features make it possible for non-realtime programs (like those
>running under Windows) to generate precise coordinated motion of
>several motors.
>
>To help illustrate the use of this powerful new control feature, we
>implemented a simple Windows-based CNC control program (PSCNC.EXE) as
>an example for people to play with. Both the program and its source
>code are being freely distributed to 1) clever individuals wishing to
>"roll their own" CNC control systems, and to 2) developers looking
>for
>a starting point in implementing their own CNC or other coordinated
>motion control products using the new PIC-SERVO CMC.
>
>One thing I would like to stress is that we are a motor controls
>company and not CNC experts. We are happy to support the products
>that we sell, but the PSCNC example program is exactly that, an
>example which you are free to use and modify, but that we do not
>support. We also do not sell any CNC retrofit kits - you are pretty
>much on your own on putting a system together. In the long run, we
>would like CNC retrofit companies to offer support for the PIC-SERVO
>CMC, but until then, we are happy to provide individuals with this
>simple example to help put together their own custom systems.
>
>All that said, a bit about the program itself:
>
>There are two main advantages that the PIC-SERVO CMC has over
>existing
>retrofits in the same price range:
>1. Servo motors are used rather than steppers. Motions are faster,
>there are no lost steps, there is no having one axis merrily moving
>along while another axis has stalled. Motions are smoother. The
>amplifiers run cooler. The positions are displayed real-time, even
>when the servos are turned off.
>
>2. The program runs under Windows, using familiar intuitive controls.
>
>There are also a few other features, including a dynamic feed-rate
>override and contouring options which are not available on some
>lower-end systems.
>
>Of course, the program also leaves a lot to be desired in terms of
>G-Codes supported and things like relative moves, alternate
>coordinate
>systems and backlash compensation. A graphical diplay would also be
>quite handy. I would be more than happy, however, to see someone
>implement some of these features for fun or profit.
>
>Jeffrey Kerr
>J.R. Kerr Automation Engineering
>www.jrkerr.com
>
>
>
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