Got a new toy.

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chartle

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This is a game changer. Way better than the old 1,000 mw machine hacked together from blue ray burner parts.

It's a NEJE Master 3500. Way more precise and 6" square burn area.

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bsshog40

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I have a 1500, thought it was pretty cool so I just ordered the 3500. Should be here in about 2 weeks from china.
 

chartle

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I have a 1500, thought it was pretty cool so I just ordered the 3500. Should be here in about 2 weeks from china.
Mine took exactly 2 weeks from banggood. Later I'll post a few things to look out for when you set it up. I thought it was not working right but it's just needed some tweaks.
 

eharri446

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Amazon has it for $190 and the 7000 for $230. The 7000 can also support a 20 watt laser which I would assume has to be purchased separatly.
 

chartle

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I got this one just have to wait a few weeks. About 180 for 7 watts.
 

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chartle

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I have a 1500, thought it was pretty cool so I just ordered the 3500. Should be here in about 2 weeks from china.

I found two minor problems.

The wires in the yellow circle got in the way of the carriage zeroing while initializing. You just have smash them down a bit.

I also had to loosen the tension to the belt with the screw on the right. It was too tight and straining the motor.
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Roly

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I bordered one about 3 months ago. First one went missing and am waiting for number 2. it is a long wait for one down here but i am excited.
 

bsshog40

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I've watched a few videos on this model. It seems to be pretty cool, especially since there is no little platform that your object has to sit on. Not sure if this is one of our members here, but here is a jig made for the 3500 and even has a video to show how it works.
3500 laser Jig
 

chartle

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I've watched a few videos on this model. It seems to be pretty cool, especially since there is no little platform that your object has to sit on. Not sure if this is one of our members here, but here is a jig made for the 3500 and even has a video to show how it works.
3500 laser Jig
Yes it's from @Magicbob

I think that will tag him or do I have post his name three times? 🤣
 

Magicbob

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I'm here, the 360 rotary jig is available from our website.
It comes with a complete pen jig plus a bottle stopper jig. as well as all required hardware.
it will also do closed end stuff as well.
All for only $74
 

bsshog40

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So I just got mine in today. Had to put it together and test it so I could leave feedback on Ebay. Lol I used one of the pics in its gallery. It recommends burning wood at 30ms but I thought being a pice of oak that I may need to burn higher. Set it at 40ms. Should have followed the book because I lost a little detail. Not bad for first run though. This is on a 3" x 2" piece of oak.
neje 3500 test.jpg
 

chartle

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I have a gcode NC file that burns a centering pattern. Not sure how to post it here.

Can't find a good pic of it but you can see it under the wood.
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chartle

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Is it a code that we can just enter into the unit Cliff? I planed on drawing one on the board I mounted my unit to, but would be cool to let it burn its own graph.
It's the "CNC" function. I created the file in Adobe illustrator and used inkscape to convert that into gcode. If you are a member of the NEJE masters facebook group its uploaded there. Just no idea were to put it here. Its .NC file.

If you PM an email address I can send it to you.

Here it is in action.

 
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chartle

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Is it a code that we can just enter into the unit Cliff? I planed on drawing one on the board I mounted my unit to, but would be cool to let it burn its own graph.
Ok here it is. If you open it you will see its just a text file with XY coordinates and code to turn the laser on and off. Its the same kind of code that can run CNC machines and I think 3D printers.

Normally these are .NC files but I had to change it to a .TXT so the board's software would upload it. Not sure f you have to rename it.
 

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bsshog40

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Yea I just copied it to a word file. You can actually google each code and it will tell you what the command is. Of course, now finding the right command for the operation will be fun. Lol
 

bsshog40

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I did center up the laser though and took a square to help align things.
 

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bsshog40

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I'm having some fun with this thing Cliff!
 

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chartle

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I did center up the laser though and took a square to help align things.
You find stuff looks even better if you bolt it down. The little angles are not to keep it from tipping but to keep it from sliding around.
 

bsshog40

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Do you figure out the file I attached above or do you still need the nc file?
Not really. I copied it to word. There are a lot of gcodes in there but would have to look each one up to see what it does. Lol That's ok. Appreciate the help anyway. I drew the squares on my board and it will do for now.
 

chartle

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Not really. I copied it to word. There are a lot of gcodes in there but would have to look each one up to see what it does. Lol That's ok. Appreciate the help anyway. I drew the squares on my board and it will do for now.
Whats your goal with gcode files. I just make them to burn them. Are you trying to write your own. But I found this tool to be nice to see what your file looks like and how it will cut.

 
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