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If anyone has made up simple step by step instructions for laying out signs and cutting them with a V bit with Part Wizard, I would appreciate the help.

I have a shop bot in my classroom, this is new to me and needed to know if anyone can provide me with step-by-step instructions to create a simple 2-d name plate. Any teacher who has created a...

We just got a benchtop shopbot. I just finished setting it up and cut out a few sample parts. I'm having a ball working with it and I'm anxious to get my students on it.
I teach woodworking gr....

Bob I tried Wintopo and it traces ok but? you have to resize everything and you can not control the cut path.

It would be beter just to trace it by hand then spend all the time to clean it up. ...

I have also experienced this problem. Mine also drops around 1/2 inch or so.
I haven't determined the how and when of the cause of the problem. But my suspicion is that if you have a high speed...

Re cutting aluminum

Found a good reference site on web that has an excellent detailed instruction on cutting aluminum and other non ferrous metals.

Go to the following site:
...

My suggestion regarding a bit would be a spiral bit with teeth on the spiral (also known as hogging bit) as I assume that the edge finish is not as critical as fast cutting speed. This would be the...

Ok, so the problem is only when the bit is in the wood. That would indicate a mechanical problem and not software or parameter setting.

What kind of bit are you using, straight flute, up spiral,...

Have you tried just cutting AIR without the bit cutting in the material. Your program is OK because it worked on mine.

Did you check it out on preview first? Is it OK in preview but fouls up...

You can draw an ellipse in Autocad or any CAD program and then save the file as a dxf file.

Position your ellipse so that the 60 x 108 portion that you want cut will fit on your material. In...

TO CREATE AN ELLIPSE USE THE CC FUNCTION IN SHOPBOT. CC IS CUT CIRCLE, BUT YOU CAN USE THE PROPORTION FACTORS TO EITHER STRETCH IN X OR IN Y, THUS CREATING AN OVAL (ELLIPSE)

A rectifier and a transformer will give you DC voltage, but it is a pulsating D.C. and not a pure D.C. volatge, it has a 120 cycle ripple (twice the line frequency, if you have 50 cycle power then...

I use a cable drive system and the electronics and software from shopbot; but I use a linear bearing set-up for my x and y axis motion and a screw driven linear motion Z-axis. My frame for the...

With the beta version 2b8 software I have turned the encoders off and don't even use them. I've also disconnected the cables to the encoders. I must say that I have never had such an accurate machine...

Thanks for the information. What I was wondering was the following: Install four switches all hooked in series. One switch for each of:
X-zero, Y-zero, X-overtravel, Y-overtravel.
Any switch...

Can anyone describe how they have implemented limit switches to sense home and overtravel?

To cut holes 1/4 dia with a 1/4 bit in Casmate requires a bit of trickery.
1)Define your circle as being a hair over .250 dia, say .251, then Casmate will generate a small circular tool path for a...

Re cutting aluminum
Spindle RPM for any material cutting depends on several factors. Material, feed speed, cutter material, cutter type, # of flutes, coolant etc..
For aluminum cutting I use...