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-   -   Cool Panel Cover Logo #107 - Dakovo, Croatia (http://www.mechmate.com/forums/showthread.php?t=3516)

marko cro Sun 18 March 2012 14:29

Dont know, but there is an option to add rubber bottom on these feets. If the vibrations turns out to be a problem.

Gerald D Sun 18 March 2012 20:31

Most people use them because they look sexy. Firm contact to the floor would be better in terms of cut quality. However, they reduce vibrations transmitted to the floor and reduce noise.

Axel1966 Mon 19 March 2012 01:45

Good ! The cutting quality is the main goal, so I'll save money with simple feets,
which are 4 times cheaper. Thanks.

marko cro Mon 19 March 2012 03:23

Gerald, I have a question in private for you, but cant send you message.
Can we get in contact in any other way than this?

marko cro Thu 29 March 2012 16:15

This is planning side ladder and fixing it up.
Below is my 1st weld done on that ladder. My experience in welding has reached for about 3-4 days, 1-2 hours per day. So I am pretty proud on that weld.
Rest of the welding is in the same or similar quality :D
http://s17.postimage.org/cqgtix3un/image.jpg
image upload
http://s17.postimage.org/mcezcyke7/image_1.jpg
upload images

TechGladiator Fri 30 March 2012 17:25

Good Job there Marko. Starting to take shape.!!

darren salyer Sat 31 March 2012 06:26

Very nice work!!

bolingerbe Sat 31 March 2012 07:41

Good job.

marko cro Sun 01 April 2012 03:51

I was wondering where is my thread :)
Thank you all,
Today all the front and side ladder will be finished, then moving on to the assembly it with trestle.
Will post more pics at the end of the day.

Axel1966 Sun 01 April 2012 12:03

Well(d) done !
You have some nice tools to clamp tubes squared.

marko cro Sun 01 April 2012 14:14

Thanks,

That tool made my life much easier. Regreted tho for not buying 8 of them :D
Here are some pics from today work done. I have put it together just to get perspective. And it looks massive.
http://www.pohrani.com/f/2t/qb/3MrpZ...2032814230.jpg
http://www.pohrani.com/f/13/qE/aUQMR...2040121204.jpg
http://www.pohrani.com/f/3f/5T/4i4iS...2040121223.jpg
After working its important to clean the work area, coz my workshop is a bit small :(
http://www.pohrani.com/f/2R/e8/3gkHq...2040121285.jpg
Resting proudly at work being done
http://www.pohrani.com/f/2R/e8/3gkHq...2040121285.jpg

marko cro Wed 11 April 2012 09:51

DIY aluminium control box. To build it, I had to make a tin knocker/bender, which is made from MM parts. Proof of concept, and it works.
Control box needs back enforcement in the back panel with some 150x150x15 aluminum plates. Heating wont be an issue here :D .
Holes and ventilation will be drilled additionally. But so far, a decent box.
http://i1258.photobucket.com/albums/...lopataos/1.jpg
http://i1258.photobucket.com/albums/...lopataos/2.jpg
http://i1258.photobucket.com/albums/...lopataos/3.jpg
http://i1258.photobucket.com/albums/...lopataos/4.jpg
http://i1258.photobucket.com/albums/...lopataos/5.jpg
http://i1258.photobucket.com/albums/...lopataos/7.jpg
http://i1258.photobucket.com/albums/...lopataos/8.jpg
http://i1258.photobucket.com/albums/...lopataos/9.jpg
http://i1258.photobucket.com/albums/...opataos/10.jpg
http://i1258.photobucket.com/albums/...opataos/11.jpg

WTI Wed 11 April 2012 09:56

I think it would have been cool to put a piece of tempered glass in the face of your door.

marko cro Wed 11 April 2012 10:02

Yes, tempered glass for a spindle controller, and a hole for a digital thermometer.
Also, for buttons, and E switch.
Thanks for noticing :D

Pajka Wed 11 April 2012 10:35

Great work marko!

KenC Wed 11 April 2012 20:13

Nice box.
With the VFD in such close proximity to the motor drivers, I hope you have good grounding lay up later.

IN-WondeR Thu 12 April 2012 13:24

There's no problem in having a VFD that close to the drives.
My old machine was also mounted close to the drives, I had no noise what so ever from the VFD..

My new machine has 15cm more distance to the drives, and again, absolutely no problems with noise.

marko cro Thu 12 April 2012 15:13

Not sure will I have noise, but I was thinking of making additional box for spindle control, with air flow connected IN and OUT to outside of the workshop, due the dust accumulation.
In the calibration phase, I shall see if there will be noise.
Also, I am looking for a good plan for a spindle mount, which should be made of aluminum.
EDIT: I am looking for cutting aluminum, how does a MM act in engraving and cutting aluminium.
Does my spindle speed @ 24000 RPM is 2 much to cut it. Would be the Z-car too light for a aluminium, and should I fill it with sand :).

smreish Thu 12 April 2012 19:53

Marko,
Many have successfully cut aluminum on a regular basis. One machine, a 8' x 21' machine was built to cut primarily alum sheet for a boat manufacturing business here in the US.

marko cro Fri 13 April 2012 08:25

Hi Sean, Thank you for your post. The plan was to work with aluminium and wood, and some softer materials, and lately, i was starting to doubt the MM can work on aluminium.
I saw some videos and I think I will be fine in that area.

danilom Fri 13 April 2012 08:30

Cutting aluminium is not a problem, but cleanup of chips is, when you work with the machine every day.

Kobus_Joubert Fri 13 April 2012 09:15

I agree. Tried it once and decided wood chips smell better as well :D

Axel1966 Sat 14 April 2012 17:10

I love your control box, congratulations for the bender, simple and efficient. :cool:

marko cro Sun 15 April 2012 12:43

Thanks guys :)
I am planning to make a cyclone to suck in the wood dust and chips(would be located in the attic), and make a tray inside the table with another cyclone to collect chips from aluminium.
On my checklist, along with a proper bender :).

marko cro Sun 27 May 2012 10:26

Another small update made today.
Grinder is ready and eager to work alone.
Here's a video
http://youtu.be/t210hoRXURs

marko cro Tue 24 July 2012 04:25

I have a small problem, have grinded the the X-rails to to total od more than 28 mm, I was meassuring form the inside of the rail to the desired top of the rail.
Is there some major changes I will have to make, or i can roll with it as it is?
here are the pictures:
http://i1258.photobucket.com/albums/...taos/image.png
http://i1258.photobucket.com/albums/...aos/image2.png

Gerald D Tue 24 July 2012 04:51

There can be some small problems that can be fixed later. I would leave the rails at 33mm.

(All the small problems together can be fixed in an hour)

marko cro Tue 24 July 2012 05:15

Ah thx Gerald,

If the problems are fixed in an hour, then its better to leave it like it is, coz to grind it back again, would take me whole day again.
Thanks again

marko cro Tue 31 July 2012 13:11

I must admit, that grinding rails a pain in the ars.
I am making adapters to grind it more easily. Just want to get one perfect line to level it, so i can start grinding 45 deg ones, but cant get it to work.
Will post some pictures tommorow.
A pain!!!

Regnar Thu 02 August 2012 16:53

Marko are you useing sandpaper or a grinding disk? 36 grit makes very short work of the grinding with no glazing.

marko cro Fri 03 August 2012 05:31

im using grinding disk, but it is wasted after od 20 mins of grinding so I am getting anoyed about it.
Will consider sandpaper disk, just to try it.

KenC Fri 03 August 2012 05:42

HAve a look at this

Regnar Fri 03 August 2012 08:36

Also have a look at this. Man are you in for a treat!

marko cro Fri 03 August 2012 16:59

Thanks guys,

Today I have made a sand paper grinding disc and in 40 mins, i have finished flat grinding to 0.1 mm accuracy.
Regular grinding discs are a very bad solution, and if not distracted too much, i belive sunday morning the rails will be finished.
So far I was looking for the flatest surface I could find, and after 10 adapters, I have seen in this links that I can use side of the "I" profile which is darn flat.
Tommorow will picture all the adapter I was making to get the rails as good as I want them.
This was a great help, coz I lost 8 days figuring out how to do it perfect, and now I got it. got drunked today to celebrate it. :D:D:D:D

marko cro Fri 10 August 2012 02:26

Another minor problem occurred,
The bending guy bed me this profile 10 20 451 to the wrong way/side.
So i guess the motor will be turned in opposite direction. But I dont see any problems there so far.
Can anyone confirm that its not a big deal?
Im trying to upload picture, but somehow i cant get it up.
It is the profile where the Y motor will be mounted.

IN-WondeR Fri 10 August 2012 02:55

It should make no difference what way it's bent, other than astethics.

marko cro Wed 15 August 2012 15:36

here are some pics of recent work.
Have a video of the manual mate somewhere, but will post it tommorow.
http://i1258.photobucket.com/albums/...25_800x600.jpg
http://i1258.photobucket.com/albums/...44_800x600.jpg
http://i1258.photobucket.com/albums/...46_800x600.jpg
http://i1258.photobucket.com/albums/...47_800x600.jpg
http://i1258.photobucket.com/albums/...48_800x600.jpg
http://i1258.photobucket.com/albums/...55_800x600.jpg
http://i1258.photobucket.com/albums/...56_800x600.jpg
http://i1258.photobucket.com/albums/...57_800x600.jpg
http://i1258.photobucket.com/albums/...61_800x600.jpg
http://i1258.photobucket.com/albums/...62_800x600.jpg
http://i1258.photobucket.com/albums/...64_800x600.jpg
http://i1258.photobucket.com/albums/...65_800x600.jpg
http://i1258.photobucket.com/albums/...66_800x600.jpg
http://i1258.photobucket.com/albums/...69_800x600.jpg
http://i1258.photobucket.com/albums/...70_800x600.jpg
http://i1258.photobucket.com/albums/...72_800x600.jpg
http://i1258.photobucket.com/albums/...77_800x600.jpg
http://i1258.photobucket.com/albums/...78_800x600.jpg
http://i1258.photobucket.com/albums/...81_800x600.jpg

Pajka Wed 15 August 2012 15:43

NICE,(samo naprijed).

marko cro Thu 16 August 2012 14:30

Thank you Pajka
some motion captured
http://youtu.be/0dL5PgZIoG8

marko cro Tue 28 August 2012 08:23

I made a blog about the MM, while planning to acquire some missing parts.
http://lopataos.blogspot.com/


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