Search found 36 matches

by Dale Gribble
Sun 06 Feb , 2011 1:27 am
Forum: Triac
Topic: Is there any adjustment to the ballscrews?
Replies: 0
Views: 1131

Is there any adjustment to the ballscrews?

Hi, I had the x axis motor off this weekend and noticed a bit of backlash in the ballscrew itself. I've got an ISEL ballscrew thats adjust's to take up backlash just wondering if this had any kind of adjustment? Another thought is if there is no adjustment, is that the screw looks multi start and if...
by Dale Gribble
Wed 26 Jan , 2011 19:20 pm
Forum: Triac
Topic: Help with Triac VMC converting to Mach
Replies: 53
Views: 32950

Re: Help with Triac VMC converting to Mach

Thanks

Dale
by Dale Gribble
Tue 25 Jan , 2011 21:30 pm
Forum: Triac
Topic: Help with Triac VMC converting to Mach
Replies: 53
Views: 32950

Re: Help with Triac VMC converting to Mach

Hi, does anybody have the spec's for the original stepper motors for Denford Triac mill?

Kind regards

Dale gribble
by Dale Gribble
Thu 07 Oct , 2010 16:03 pm
Forum: Triac
Topic: Help with Triac VMC converting to Mach
Replies: 53
Views: 32950

Re: Help with Triac VMC converting to Mach

Hi sweep,

Is this the items your after, dims seem to match the figures you gave.

Regards

Dale
by Dale Gribble
Sat 02 Oct , 2010 19:34 pm
Forum: Triac
Topic: Help with Triac VMC converting to Mach
Replies: 53
Views: 32950

Re: Help with Triac VMC converting to Mach

Hi Sweep, I can't remember off hand, but if you give me some rough dimensions of your springs I'll check them against mine.

Regards

Dale gribble
by Dale Gribble
Wed 30 Jun , 2010 22:05 pm
Forum: Triac
Topic: Help with Triac VMC converting to Mach
Replies: 53
Views: 32950

Re: Help with Triac VMC converting to Mach

Hi all, I'm just having a clear out with parts left over from my conversion. I was thinking of re installing the tool changer, but I've realised I don't really need it. So if anybody after parts for there tool changer to keep an old machice running I'll send, just to cover shipping costs. I've got t...
by Dale Gribble
Wed 03 Jun , 2009 21:23 pm
Forum: Triac
Topic: Help with Triac VMC converting to Mach
Replies: 53
Views: 32950

Hi, mint chip and controller cards have now gone, I've uploaded some new videos of thread milling and edge finder.

http://www.youtube.com/watch?v=TUaNEgoKgKw

http://www.youtube.com/watch?v=wkJUUT657L8

Regards

Dale
by Dale Gribble
Thu 19 Mar , 2009 0:40 am
Forum: Triac
Topic: Help with Triac VMC converting to Mach
Replies: 53
Views: 32950

ITEM FOR OFFER

Here are some bits left over from my conversion if anyone whats them I'll ship them just to cover the cost of posting and packing, paypal prefered. If you have read this thread you will understand these parts have been removed from a denford with noise problems so I can not guarantee if there are fu...
by Dale Gribble
Fri 26 Dec , 2008 16:00 pm
Forum: Triac
Topic: Help with Triac VMC converting to Mach
Replies: 53
Views: 32950

Well here are two videos of my finished conversion to Mach using original hardware. This one http://www.youtube.com/watch?v=nM7UC2k_8RY&feature=channel is about the electrical side of the conversion which I have given a very basic out line of the steps under taken. The second http://www.youtube.com/...
by Dale Gribble
Sun 21 Dec , 2008 13:43 pm
Forum: Triac
Topic: Help with Triac VMC converting to Mach
Replies: 53
Views: 32950

Hi, Its finished. I've made a few test pieces and the machine is running great. I replaced all the datum switches with micro switches, it was a little tricky as space was tight, but it made for simple wiring as I used the 5v from the output on the BOB and picked up the wiring from the 50 way interfa...
by Dale Gribble
Wed 10 Dec , 2008 12:12 pm
Forum: Triac
Topic: Help with Triac VMC converting to Mach
Replies: 53
Views: 32950

Nearly finished

Hi, another update and a request for help. I've uploaded a pic of the mill free from the old machine cabinet and a reduced work bench. I am very happy with the space I have saved :lol: . I have also got the tool draw bar to work from a switch which I have mounted under the machine cabinet, and have ...
by Dale Gribble
Sun 30 Nov , 2008 21:38 pm
Forum: Triac
Topic: Help with Triac VMC converting to Mach
Replies: 53
Views: 32950

Just an update of where I'm up to on my conversion, I've uploaded some photos on the separation of the mill from the machine cabinet. I've done this to save space. Next on the to do list is weld up a small table to house the mill, electrical cabinet, computer and monitor. I've removed the tool chang...
by Dale Gribble
Wed 12 Nov , 2008 11:23 am
Forum: Triac
Topic: Help with Triac VMC converting to Mach
Replies: 53
Views: 32950

Spindle now running under full control of Mach. Thanks to everyone and to basher for your help pin pointing the problem. I've upload modified jpeg of BOB wiring just to help anyone following the thread. Next job is to tidy all my cables into the machine cabinet. Next on my list is to buy a license f...
by Dale Gribble
Wed 12 Nov , 2008 0:17 am
Forum: Triac
Topic: Help with Triac VMC converting to Mach
Replies: 53
Views: 32950

Hi, I've replaced the fuse in the controller which was a massive 20amp with a 5 amp fuse and controller is still working. I've found a 12v old brick type charger and please correct me if I'm wrong, I need to supply 0-12v without a reference to earth like the battery I used. I checked the brick type ...
by Dale Gribble
Tue 11 Nov , 2008 13:10 pm
Forum: Triac
Topic: Help with Triac VMC converting to Mach
Replies: 53
Views: 32950

Thanks Basher, I'll see if I have one knocking around the shed if not I'll buy. once again thanks for your help.

Regards Dale
by Dale Gribble
Tue 11 Nov , 2008 12:53 pm
Forum: Triac
Topic: Help with Triac VMC converting to Mach
Replies: 53
Views: 32950

Hi basher, I've uploaded Wiring of my BOB.
by Dale Gribble
Tue 11 Nov , 2008 11:06 am
Forum: Triac
Topic: Help with Triac VMC converting to Mach
Replies: 53
Views: 32950

Thanks for the replys, I had a look at the board you recomened basher, and read the manual tiwce, and from what little I know about electronics, could not see what difference this was offering from my cnc4pc board as both offer optoisolation. Today I connected up a 9v battery to a 10 turn wiper resi...
by Dale Gribble
Sat 08 Nov , 2008 21:47 pm
Forum: Triac
Topic: Help with Triac VMC converting to Mach
Replies: 53
Views: 32950

Just an update of where I'm up to. Fixed Y axis by replacing a transistor. All axis are now running well Z axis 2000mm/m, X axis 2750mm/m and Y axis 2500mm/m with acceleration greatly improved. Next I worked on the spindle, using one of the onboard relays on my BOB I bridged cables 53 and 52 ( take ...
by Dale Gribble
Thu 06 Nov , 2008 18:34 pm
Forum: Triac
Topic: Help with Triac VMC converting to Mach
Replies: 53
Views: 32950

Bingo!!! After a stressful three weeks the Motors are zipping along except y but I think thats just a bad connection on my transistor board. Only had a small amount of time to play with the tuning. I've doubled the z speed to 2000mm/m and x is running @ 2500mm/m. Big thanks to simon and everybody el...
by Dale Gribble
Wed 05 Nov , 2008 22:50 pm
Forum: Triac
Topic: Help with Triac VMC converting to Mach
Replies: 53
Views: 32950

Hi guys, thanks for your continuing input. I have uploaded a new photo of the alterations to my circuit board I added two wiper resistors to find the best resistance, I adjusted to 2k to start with, I switched on machine not much difference adjusted down to 1k and x axis moved in one direction but I...