Questions tagged [cutting]

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2answers
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Cutting relay pins : good idea?

I tried a new PCBA factory for one of my boards design with an order of 200 PCS. I didn't notice my BOM had two references for the same Finder relay on same line. Until now, I was lucky enough for my ...
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1answer
83 views

Best way to develop a kapton tape cutter machine? [closed]

I'm constructing a machine that cuts kapton tape in a specific length, the way I'm doing is there's a motor that keeps pushing tape forward, when the tape covers an infrared led, the motor stops and ...
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1answer
197 views

Laser for Engraving & Cutting [closed]

Can I use 500mw 808nm Infrared IR Laser Diode for engraving and cutting of wood, plastic and metal?ASER https://www.banggood.com/Focusable-500mw-808nm-Infrared-IR-Laser-Diode-Dot-Module-12V-TTL-Fan-...
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1answer
352 views

X-acto knife with soldering iron (Durable?) [closed]

I know many people who like to use an x-acto knife on their soldering iron. They use it to cut through plastic enclosures for their products. But the question is, how long will the x-acto knife last ...
2
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2answers
4k views

Laser power necessary to cut/etch paper

I want to cut/etch (would be satisfied with just etching, though prefer both) paper with a laser. I have on hand several laser diodes salvaged from various disk drives and a 633 nm 10 mW CO2 laser. I ...
0
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1answer
95 views

Heating a brass blade with soldering iron element

I am trying to build a ribbon cutter like this. I have completed the rest of the machine with the use of an arduino and a couple of DC motors. I'm stuck with the hot blade.I am not well versed with ...
1
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4answers
470 views

Cutting off metal anchor legs on an HDMI port or Metal connector? What to use?

I'm looking for some advice on how to cut an HDMI port anchor leg off using some type of miniature cutting wheel. I bought a dentist micro drill, but I'm unsure which type of burs to purchase and type ...
0
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1answer
2k views

Adding hysteresis to MOSFET used as a switch

I have a low-voltage detection circuit which I use to trigger one of two LEDs (green, and red) that is powered off of a +9V battery cell. As the battery discharges, its output voltage decreases, until ...
3
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0answers
2k views

How to cut PCB? [closed]

This is actually an answer to a thread that was recently "protected" before this answer could be posted. I've tried various saw blades on FR-4 but it dulls them too quickly. A hacksaw works but I ...
3
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5answers
6k views

How to remove glued capacitor from the board?

How to remove that capacitor from the board? capacitor http://vi-server.org/vi/_/cap1.jpg In the question about damaged power supply I was told to use "a sharp utility knife", but it don't cut that ...
58
votes
16answers
79k views

How do you cut PCB?

I just spent about 20 minutes trying to cut through a PCB with a hacksaw. These things are really tough. What is the correct tool to cut PCB material, and get a nice straight line? I saw something ...
4
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4answers
928 views

Reasonably priced laser cutting service in the UK? [closed]

Has anyone had any experiences with laser cutting services in the UK? I've googled but most of the results seem to be for expensive industrial setups. What I'm looking for is someone who can do pretty ...
5
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4answers
11k views

What kind of laser should I get to cut fabric?

I'm brainstorming a new project with my wife and was wondering what type of laser I could use to cut multiple layers of fabric? F.Y.I. I'm a total noob when it comes to lasers and integrated ...