ShaneOBrien
Posts: 2
Joined: Sun Apr 16, 2017 7:36 am

First layer "rapid movement speed"

Hello!

So one thing I've noticed is that on the first layer, if I'm printing a lot of smaller features like screw holes, the printer will draw the walls, then the screw circles, then fill in the layer. I have my first layer set up to print at 20% for prints with fine details like this.

However, when the printer moves from one screw hole to another, it goes from slowly extruding the screw hole wall, then whipping across the board at the rapid movement speed that was set, often ripping up the tiny screw hole wall that was just layed, this then gets caught in the other details being printed and ruins the print...

However, if I set the first layer speed to 100%, then on the printer manually slow the print to 20% they extrude perfectly, then the print head slowly moves from one screw hole to the next, when the first layer looks done, I bump the speed back up to 100%.

So my feature request would be an option to also have the "First Layer Speed" percentage applied to the speed of the extruder moving too.

Thanks,
Shane
ShaneOBrien
Posts: 2
Joined: Sun Apr 16, 2017 7:36 am

Re: First layer "rapid movement speed"

Hmm, that is interesting, but unfortunately you have estimate the height of your layer, shouldn't be a big problem...

Let's say process 1 settings, for the first layer, all XY movement should be limited to 20% normal speed, you'd need to hope set a height in MM rather than a layer number to stop printing at with those settings, then start process 2 for printing the rest of the model at a higher %.

It will accomplish what I need to do, but I feel it could be made more simple =) Maybe an option to set a height or a layer number would work!

Thank you for the information!
sgomes
Posts: 1
Joined: Fri Jul 14, 2017 6:08 am

Re: First layer "rapid movement speed"

I'm running into this exact same issue.

+1 for a simple option that allows the first layer speed reduction to apply to travel speed as well. Having to set up two processes for each print is a bit cumbersome, and it invalidates the usefulness of the existing first layer options.

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