10 votes

Why aren't fixed build platform 3D printers popular?

Why is this so rare? Such kind of printers usually harder to assembles, calibrate, and maintain because 3 axes machine is a bit more complex than 2 axes. For instance, it's can be tricky to move an ...
Stepan Novikov's user avatar
7 votes

Why aren't fixed build platform 3D printers popular?

As a frame challenge, they kind of are. It's just that the optimal, and in some sense only reasonable, design for a fixed build platform that doesn't move on any axis is the delta robot geometry. This ...
R.. GitHub STOP HELPING ICE's user avatar
5 votes

Why aren't fixed build platform 3D printers popular?

Within the realm of Cartesian machines (eg having orthogonal X, Y, Z axis) consider the sort of design you do see: the Ultimaker-like X-Y stage over a build platform which can drop. The question is ...
Chris Stratton's user avatar
4 votes

Why aren't fixed build platform 3D printers popular?

Why is this so rare? This is rare because machine designers basically copy the designs that work, without trying to innovate too much. As a result of this, Adrian Bowyer's original RepRap design (a ...
user77232's user avatar
  • 2,418
1 vote
Accepted

CraftBot XL (CoreXY) part of x-axis movement resistance / high force required

I'm going to answer this myself, as I believe I have found the issue. It was purely a mechanical issue. On this particular model, the extruder motor rides just on top of / above the crossbar that the ...
Floris's user avatar
  • 133
1 vote

How to define bed dimensions in Marlin for custom carriage / hot end?

TL&DR Using a larger carriage will, if too large, diminish the printing area. To determine the correct values (for the X-axis) you: First need to assure that the nozzle can reach the origin, if ...
0scar's user avatar
  • 35.5k
1 vote

Which material should I use to print a mounting adapter for the y-carriage?

Any thermoplastic is a bad choice to carry a heated bed. For an unheated bed, monolithic (cast, not printed) acrylic plate of sufficient thickness can be used. To get the needed stiffness and ...
Trish's user avatar
  • 21.9k

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