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Good afternoon all,

Been a while since I have been on here, been a bit busy over the last few years but thought I would send a quick message and offer my services.

I have moved on a little...

Kevin,

Fairly straightforward once you know how...

Your motors are 200 steps per rev with the drivers set on 1/8th step, this means you have 1600 steps per rev. (200 steps x 8 microsteps).
...

I have been making a few different jobs over the last couple or 3 weeks and nearly every one of them involves manually changing tools. This was getting to be a pain in the arse so decided to make...

Cutwell Tools have an offer on a the moment for 3 flute K2 coated carbide throwaways. - http://www.cutweltools.co.uk/home/milling-cutters/k2-coated-micrograin-solid-carbide

They rang me yesterday...

Scott,

Try these people http://www.fptgroup.com/distfinder/ or Brammer - http://www.brammer.co.uk/uk_brammer_belts_and_pulleys.aspx

I have a couple in Derby that i use, if they don't have it in...

I have left the direction pulse width at 1, shall I increase that to something similar to the step width to keep the 2 the same?

John, you are right about the screwdriver, had to modify the...

Been playing with the Spindle2 board today and have interfaced it with my controller, got it all working but I have got a little bit of discrepancy with the volts coming out of it and the programmed...

Just ran the spindle again and still not happy with it.....

The problem bearings at the moment are 2 x 16004's - dimensions OD 42mm x ID 30mm x width 8mm

Decided to change them for some 6004's...

Spent another few hours at my DC motor spindle upgrade tonight and I think another couple of hours should see it mounted on the machine and ready to go.

I removed my Z axis from my machine and...

Not been on here for a while but yes I am still alive! Cold weather, funerals, weddings and one of my eyes packed up working (ok now) are my excuses, anyway....

The profile I used for my machine...

Just made an ali part with my new Ali Master cutters, using these compared to my 3 flute carbide cutters is like night and day.

No clogging, cuts easier, faster feedrates and a better finish.
...

Just came across this and thought it may be of use to people looking at machining their own ballscrews, it shows the 'standard' threads and bearing dia's. -
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