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Wirral Finescale Railway Modellers

Laser Cutter for WFRM


merlin46

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Hi Guys

 

Back in February 2013 WFRM members decided to dip into their funds & purchase a laser cutter. We decided to go for the LS3040 from HPC from Halifax. Initially our attempts to pick up the item were thwarted by bad weather, but during the second week in February we visited HPC for some training & to pick up the item. I was quite surprised how big the device was & on measuring it I found that it would not fit on the existing benches in the Foel View workshop, so we decided to build a trolley to take it & it's peripherals (water tank/pump for cooling the laser tube & the air compressor to supply air to the lazer nozzle). Plus a store for the materials to be burnt.

 

post-2011-0-69204400-1364917387_thumb.jpg

 

Once the trolley had been built we they had to get to grips with the machine & remember what we were taught at the training session. After over coming initial problems with a couple of laptops we soon burnt our first item with success :no:

 

post-2011-0-43216500-1364918174_thumb.jpg

 

For me I had not only to learn how to use the laser cutter & it's software, but I also had to learn a drawing package! Fortuantely for me I attended an Adobe Illustrator course before Xmas & Mikey is already a CAD monkey :O

 

Next came the purchase of various suitable materials for burning, ply, MDF, perspex, foam etc.............

 

Anyway a few weeks have passed & Saturday has become the day for a good burning session & this past Saturday Mike & I produced some parts that we happy to share with you. 

 

Our first success was the insert for A4 box files. We use these for stock boxes & now they are partioned with 3mm MDF & padded with 12mm thick foam.

 

post-2011-0-61202900-1364918183_thumb.jpg

 

Next came Mikey's needle file stand again made from 3mm MDF.

 

post-2011-0-57010000-1364918194_thumb.jpg

 

Mikey is excellent at Templot & from this he produced the timber drawing for our test track. This is in two parts as the bed of the laser cutter cannot accomodate the whole thing in one go. This is made from 2mm ply.

post-2011-0-57603200-1364918210_thumb.jpgpost-2011-0-14956400-1364918225_thumb.jpg

 

Also Mikey was looking for a way to produce textured stonework so it was decided to burn some cork & this is the effect achieved.

post-2011-0-85231300-1364918886_thumb.jpg

 

Now to make a start for the buildings for our next project. Here is the plate layers hut.made from 1.5mm MDF.

 

post-2011-0-45162000-1364918242_thumb.jpgpost-2011-0-70798600-1364918256_thumb.jpg

 

Hope to report back  as we progress. :sungum:

 

HTH

 

Tim

 

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Hi Tim,

 

Good work and progress shown :)

 

The 1.5mm MDF i have here is actually 1.7mm when measured. I can see that the corner bricks stick out, are you just going to sand these down?  I've stayed with 1mm with a bit of card backing ;)

 

My latest burning project under development . . .

 

post-340-0-68594300-1364922388_thumb.jpg

 

Keep at it

 

Cheers

Tim

 

 

 

 

 

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Sorry if this is a bit cheeky but how much is the laser cutter our club is thinking of getting one, does the cost include everything or do you need to buy software or extraction bits as extra 

Hi Dave

 

It was £2450 plus VAT

 

HTH

 

Tim

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Can I check the model number as a 3040 isn't listed on HPC's website,, but there are 3020pro and 3020lsct models shown?

 

Thanks,

 

Jon

Hi Jon

 

Just re-checked the makers plate & it states LS3040. Perhaps it has been superceded!

 

HTH

 

Tim

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Tim, any experience covering the material you guys asked me to buy and mail over to you...?

 

Cheers, Tony

Hi Tone

 

I have not tried it out yet, but I do have a planned use for it.

 

It's just that I am very slow with drawing with Adobe Illustrator :O

 

Tim

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Hi Jon

 

Just re-checked the makers plate & it states LS3040. Perhaps it has been superceded!

 

HTH

 

Tim

Hi Jon

 

I seem to remember when checking out what to buy HPC only list what they have in stock. We had 1 of 4 LS3040's they had in at the time.

 

Regards

 

Mikey

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Hi Tone

 

I have not tried it out yet, but I do have a planned use for it.

 

It's just that I am very slow with drawing with Adobe Illustrator :O

 

Tim

Plus Tone we have only just graduated to Perspex from MDF as we are trying to understand the different tolerances for the materials and burns. We are getting there... :-)

 

Mikey

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Hi Tim,

 

Good work and progress shown :)

 

The 1.5mm MDF i have here is actually 1.7mm when measured. I can see that the corner bricks stick out, are you just going to sand these down?  I've stayed with 1mm with a bit of card backing ;)

 

My latest burning project under development . . .

 

attachicon.gifBridge paint test TJH01 1st April 2013 Copyright Tim Horn.jpg

 

Keep at it

 

Cheers

Tim

Hi Tim

 

Our MDF comes out at 1.6mm (in places :-) however what we did is once the brickwork was engraved and the panels cut out they were flipped over and an area around each joint engraved 'laser milled' if you want down to 1.3mm. Yes once glued up the bricks will be sanded back flush. We will post some images to show what we mean but you may have to wait until Burnday sorry Saturday.

 

Regards

 

Mikey

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  • 3 weeks later...

Hi Guys

 

A few weeks ago I promised to expand on how we are doing our brickwork corner joints so here goes.

 

Firstly the chosen material (1.5mm MDF in this case) is positioned on the bed and and held down with magnets. Next corner jigs (see Fittings, Fixtures and Jigs post) are placed up against the sheet and again held with magnets.

 

post-12179-0-63412000-1366556806_thumb.jpg

 

The walls are cut and the material removed without disturbing the corner jigs or the laser head start position - very important.

 

post-12179-0-68209800-1366557057_thumb.jpg

 

The walls are flipped over and fitted back in their holes clean side up then the material is placed back on the bed in the same position using the corner jigs as a guide. The laser is now used in engrave mode to "mill" away an area around the joints thus reducing the MDF to the required thickness.

 

post-12179-0-06994900-1366557359_thumb.jpg

 

Once assembled the bricks can be filed back flush.

 

post-12179-0-91975500-1366557697_thumb.jpg

 

Hope this helps.

 

Regards

 

Mikey

WFRM CAD Monkey

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