Author - HP Persson

Gantry expansion for laser machines – V2

Prototyping and installing the last changes, my kitchen table had to fill in as workbench. If you bought our last version of this expansion kit - you will get all changed parts for free! This is the last test with motors before manufacturing starts. We already have all parts - now the fun starts! In the prototype test, screws and colors might be off. I just used what i had around to do a speed and movement test. In the pics below -...

July vacation and some other news!

July vacation times July 5th to 31st we have vacations wrapping around us two working with packing parcels, there is always at least one available every weekday to pack up orders. Due to this the 24hr guarantee is no longer active - it´s 48hrs for July. August 1st the 24hr guarantee is back again. Store reboot The first months after the store "reboot" has passed and i´m happy i took the time to make the changes and upgrades. For new readers, long story short...

Controller wars! – big test of laser controllers coming

We have a big test coming up we have been working on for at least a year. This has been a ongoing discussion for a long time, which controller is the best, and which is the easiest to install and configure? Doing a test like this has a lot of parameters, we do not aim to crown one winner, rather showing off what the controllers can do, how easy they are to use, price vs usability, install and handle for different...

Support closed Monday to Wednesday – and we´re hiring!

We have been battling a war with our current support ticket system, where tickets got compromised, some tickets completely random entered the system and got corrupt so they were never seen. This will be completely solved now! Instead of testing and failing ourselves we hired people in the CRM branch - who eat and breathe solutions we are trying to achieve, they looked at our operations, what we needed and how to set up a lean solution to integrate all...

Behind the scenes – laser head modifications

Some evenings are better than others, tonight its laser head modification night :) We sell this modified in the store here - and as a bigger kit with mirror holders here. A article and video on the modifications can be found here Before starting After a hour of removing screws, time for a break :P This blog post is more of a "what´s going on at the HQ" type of stuff, get a blink of insight of what´s going on "behind the beam" of...

DIY article how to fix your laser head

This article is about a popular laser head avalible on ebay and other places. We sell this already modified in the store here - and as a bigger kit with mirror holders here. If you want to do the upgrade yourself, here is the article for you! And here is why you want to upgrade your laser head The screws bend and rust/oxidize and get stuck very easy (brass). New from steel will work much better. The harder springs will prevent the mirror from...

More Potentiometer kits in the making

At the k40laser.se HQ, which is now at my home (more about that in another article) i occupied the kitchen table. The most sold product if we don´t count optics, is the potentiometer upgrade kit. This is on the table tonight 20 kits to be soldered tonight. Last week with the store closed, the new opening is near and i´m aiming to have a clean support inbox and clean papers on pre-orders this week! Fingers crossed! This blog post is more of a "what´s...

K40 machine stops before job is done – fixes and issues

A lot of questions lately has been around machines stopping mid job, before the end or right away when starting a job. This is a issue no matter of your setup, controller type and/or other solutions. I will go through most common issues with communication for this problems in this article. 1: USB cable and setup - Most users have a laptop connected to their machine. Make sure all power saving programs/schemes are set to off. See guide here - If you are using...

No fire troubleshooting

This guide will help you identify and solve most problems with your laser machine not firing the laser beam. Make sure your K40 turns on and homes to zero position. If it doesn´t, check the fuse in the rear power connector before continuing. Step 1 Turn on your machine. Open the lid on your panel and push the test-button located on your power supply Yes, the laser is firing This is good, your PSU and laser tube is healthy and working. Go to Step 2 Yes, but only...

CW3000 cooler for lasers – Warning!

This is a very short article, i see posts about this CW3000 almost every day and i sadly see a lot of users buying it. The CW3000 is not a cooler - it´s a radiator and a fan with a small water tank. How it works The water is circulated by the CW3000 through the heat exhanger (radiator) and a fan is blowing on it to remove the heat. Sounds simple, it´s not. Your ambient temperature will be cooling the water you have. If...

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