Search found 14 matches

by Wayne
Mon Jun 18, 2018 3:52 pm
Forum: Thunder Laser Tech support
Topic: X-axis does not work
Replies: 5
Views: 365

Re: X-axis does not work

Check your datum position, on the LCD it should show the position of the X/Y when the machines is zeroed at datum, if it is not set correctly it will not show 0/0 as X and Y
by Wayne
Mon Jun 18, 2018 3:49 pm
Forum: Thunder Laser Tech support
Topic: thin metal cut 05 mm / 0.7 mm
Replies: 1
Views: 188

Re: thin metal cut 05 mm / 0.7 mm

if it is a good tube which is outputting more than 130W you will cut thin mild steel upto half a mm, but it will be slow 1 -2mm per sec. To cut metal you really need 150+W and Oxygen not air, although there is oxgen in air its only around 20 percent, pure oxygen acts like fuel and reacts with the he...
by Wayne
Sat Mar 31, 2018 3:47 pm
Forum: Thunder Laser Tech support
Topic: Problem Mars 1290
Replies: 3
Views: 961

Re: Problem Mars 1290

Have you reset Datum, it can do this if the controller is confused about the X=0 and y=0 position

does the controller show the correct size of the bed ie 1200x900
by Wayne
Sat Mar 31, 2018 3:43 pm
Forum: General Laser machine discussion
Topic: Laser machine failing
Replies: 5
Views: 1127

Re: Laser machine failing

One of the following. Laser has lost absolute datum or thinks the head is a different location to actual Limit switch failure Limit switch wiring lose or pssible breakage First try and reset datum, ensure X and Y is 0-0 test the limit switch by putting lead in the middle of the table, switch on mach...
by Wayne
Fri Oct 07, 2016 10:37 pm
Forum: Thunder Laser Tech support
Topic: Can we cut the Polycarbonate?--20161008
Replies: 4
Views: 7179

Re: Polycarbonate

Polypropylene, polyethylene and polycarbonate all generate benzene, which is a carcinogen, during laser cutting. ( you should never cut this without using a suitable filtration system that is designed to remove these emissions ) Polystyrene releases styrene, while PVC emits hydrogen chloride ( which...
by Wayne
Fri Oct 07, 2016 10:27 pm
Forum: Thunder Laser Tech support
Topic: How to install the HR laser head and adjust its focal distance--20161008
Replies: 6
Views: 6143

Re: Setting up hd laser head

The high res head should have come with its own focus strip, its around 3mm....did you get one with the head? if not you can make your own using the tapered step guide that comes with the machine, if you dont have one, i can send you a file to cut your own using the standard head
by Wayne
Fri Oct 07, 2016 10:24 pm
Forum: Thunder Laser Tech support
Topic: How to use the different size of nozzle of laser head--20161008
Replies: 3
Views: 2505

Re: Spot on 4" head lens reducing laser power

The NOZZLE shown at C is for engraving and cutting thin plastics, Part B is the standard head which accepts 50.2mm (2") focal length lens, the tube length can be 140mm to 165mm depending on the model. If you are cutting 1/4 wood then the standard head is better ( 2"Focal length) the 4 inch focal is ...
by Wayne
Fri Oct 07, 2016 10:12 pm
Forum: Thunder Laser Tech support
Topic: How the variable TEXT works in RDworks--20161008
Replies: 6
Views: 3546

Re: Serial Array

have you tried using no 1 in the start box or is it greyed out
by Wayne
Fri Oct 07, 2016 10:06 pm
Forum: General Laser machine discussion
Topic: Strange issue, laser tube burn pattern on test piece is a concentric ring.
Replies: 4
Views: 2476

Re: Strange issue, laser tube burn pattern on test piece is a concentric ring.

A doughmit shap is the tube on the way out... What brand is the tube, this happens to a certain brand of tube more than others....if you contact me direct i can say more about this issue. On a lot of occasions even though the beam is a ring not a dot, the power level can be the same as a solid circl...
by Wayne
Tue Oct 04, 2016 11:18 pm
Forum: General Laser machine discussion
Topic: not happy with LaserStar Engraving Machine
Replies: 3
Views: 2215

Re: not happy with LaserStar Engraving Machine

Hiya Very often 24k gold plate is not 24k gold, its more likely to be a composite /alloy, unless you know exactly the composition and plating method you will find it hard to make an impression, try a slower scan rate, see if that helps, I should have a similar model in the workshop in a month or so,...