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03-01-2017
Thread: Here we go again . . . MK4
by JoeHarris- Replies
- 351
- Views
- 681,193
BUILD LOG:
Re: Here we go again . . . MK4
Maybe by mark 4 I'll be this good - v nice
Sent from my iPhone using Tapatalk -
29-12-2016
- Replies
- 3
- Views
- 52,397
FOR SALE:
PSU Rectifier + Capacitor smoothing board for toroidal transformer
I've made a handful of these bridge rectifier PCBs for connecting with toroidal transformers to make PSUs ideal for stepper motors.
20115
20116
They have two 10,000uF 100V capacitors in... -
04-12-2016
- Replies
- 34
- Views
- 52,163
Re: Milling: creating a smooth end finish in a slot
Here is a video overview of what i believe is a correctly build DIY mist fog less cooling system. Hope that helps you and others!
https://youtu.be/NVu4mCFCvmA -
23-11-2016
Thread: Measuring internal diameters
by mekanik- Replies
- 11
- Views
- 15,729
Re: Measuring internal diameters
Dial bore mic's are expensive and you still have to check them with gauge so in all honesty i don't think its a very good investment unless you pick up something cheap on ebay.
with spring loaded... -
12-10-2016
- Replies
- 31
- Views
- 240,849
Re: Wiring 24v NPN Proximity Switch to 5v BOB - Why does'nt it work
Connect one end of the resistor to +24V, not to PSU -ve. What you then have is the BOB input driven from the 24V with the resistor lowering the voltage to the BOB to a nominal 5V. When the proximity...
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29-08-2016
Thread: Bridgeport Manual to CNC conversion...
by Davek0974- Replies
- 413
- Views
- 576,889
CONVERSION:
Re: Bridgeport Manual to CNC conversion...
DXF attached for a square button tag, the font is Arial BTW
19102 -
05-08-2016
- Replies
- 5
- Views
- 17,869
Re: Broken ballscrew ball? OmioCNC X6-2200L machine
A ballnut once assembled should never drop a ball unless a ball return pops out.
If this happens, balls will be all over the floor.
The cheap ballnuts will have plastic ball returns and these are... -
01-08-2016
Thread: Finished builds picture menu
by Boyan Silyavski- Replies
- 9
- Views
- 31,497
BUILD LOG:
Re: Finished builds picture menu
Let me be first then :devilish:. Tried to be short but will give some more details so its easier for people to see the main points. I think video is better than pictures if possible.
The Yellow... -
10-07-2016
- Replies
- 4
- Views
- 76,028
Re: Just been watching a Fushion video you guys may like
Thanks for the share Steve, i'm using 360 myself to.
Dont know if you've seen the NYC CNC youtube channel, he dose a series of videos called Fusion Friday, its a new tutorial video served up every... -
10-07-2016
Thread: Forces in X,Y and Z
by fnm- Replies
- 12
- Views
- 34,337
Re: Forces in X,Y and Z
If anyone is interested in prediction of cutting forces in aluminum milling I would recommend to read the article:
"A comparison of analytical cutting force models" published by WIAS
There you can... -
10-06-2016
- Replies
- 24
- Views
- 75,063
Re: Brain farts
Guys,
I've stepped in to moderate this as a new thread from the original "Brain farts" thread, as while this discussion could be a worthwhile one to have, it's now off topic for the original... -
03-06-2016
Thread: Here we go again . . . MK4
by Clive S- Replies
- 351
- Views
- 681,193
BUILD LOG:
Re: Here we go again . . . MK4
Looking very nice ad sturdy.:applouse:
This is how I got my beams sorted I welded 15mm plates on each end and then had them machined parallel and to length. I also had two faces of the box... -
01-06-2016
Thread: Here we go again . . . MK4
by njhussey- Replies
- 351
- Views
- 681,193
BUILD LOG:
Re: Here we go again . . . MK4
That's looking good now, coming along nicely! Sad I know....but I do like to see lots of shiny metal with lots of holes drilled in....note to self, must get out more :wink:
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24-05-2016
Thread: Here we go again . . . MK4
by Lee Roberts- Replies
- 351
- Views
- 681,193
BUILD LOG:
Re: Here we go again . . . MK4
Sorry to read about the problems, all part of the fun...I think? Lol
On a positive note, you've got this as the money shot though a:
... -
24-05-2016
Thread: Fusion 360 - best approach?
by lucan07- Replies
- 10
- Views
- 54,935
Re: Fusion 360 - best approach?
A couple of things to consider with a VM running CAD programs often with high overheads and requiring access to virtual memory page files from HDD,
Virtual machines ares less efficient than actual... -
21-05-2016
Thread: Fusion 360 - best approach?
by lucan07- Replies
- 10
- Views
- 54,935
Re: Fusion 360 - best approach?
I run 8.1 64bit as a dual boot with XP just dropped in another drive so I could run fusion on my Workshop machine for quick edits, providing you have a machine capable of running it, 7 or 8.1 64bit...
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21-05-2016
Thread: Here we go again . . . MK4
by Lee Roberts- Replies
- 351
- Views
- 681,193
BUILD LOG:
Re: Here we go again . . . MK4
Nice work on the clamps, always handy to have.
These always stick out in my mind:
http://www.mycncuk.com/threads/4420-Hold-down-clamps-what-do-you-use
Some solid blocks from the side may... -
12-04-2016
Thread: Here we go again . . . MK4
by mekanik- Replies
- 351
- Views
- 681,193
BUILD LOG:
Re: Here we go again . . . MK4
Very nice,
Looking forward to seeing this finished.
Mike -
12-04-2016
Thread: Here we go again . . . MK4
by Nr1madman- Replies
- 351
- Views
- 681,193
BUILD LOG:
Re: Here we go again . . . MK4
Wow!
This looks like a masterbuild!
I love it when its over complicated ;)
Fancy, funny and fantastic! -
31-03-2016
Thread: VFD for drill press
by Neale- Replies
- 14
- Views
- 37,778
Re: VFD for drill press
As Magicniner has said, these VFDs take single-phase in and produce a 3-phase output that is designed to drive a 3-phase motor. Why can't you just use two of the output connections and drive a...
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27-03-2016
Thread: machine stops when homing
by lp_felix- Replies
- 10
- Views
- 22,696
Re: machine stops when homing
in 2010 screenset on tab "Limits" active "soft limits"
and put off " Automatic override" and " Manual override"
and if is the same problem i have somtimes its ok now. -
27-03-2016
Thread: machine stops when homing
by cropwell- Replies
- 10
- Views
- 22,696
Re: machine stops when homing
If you use an external 10k connected to the sensor output, and measure from the other end of the resistor you won't blow the sensor up and you can take that into account in your calculations. I use...
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27-01-2016
Thread: This is my first BUILD please help.
by DigiSoft- Replies
- 60
- Views
- 67,378
BUILD LOG:
Re: This is my first BUILD please help.
Here are some more pictures from the front.
1740217403174041740517406 -
26-01-2016
- Replies
- 12
- Views
- 33,247
Re: Hmm - is it unrealistic to use feed/speed calculators on home built machines?
I like to use this calculator to calculate the Tangential cutting force, that is how hard the machine is pushing the bit sideways through the material. In my experience you can bet any...
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31-12-2015
Thread: Here we go again . . . MK4
by komatias- Replies
- 351
- Views
- 681,193
BUILD LOG:
Re: Here we go again . . . MK4
Masonary bits are too blunt. You would also need to spin backwards to aid removal of the tap. I have used special carbide spade drills to remove taps. The only place in the Uk that has them is ...
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Info on NEMA 17 5.5 kg.cm