Difficulty
Moderate
Steps
6
Time Required
- Linear Rail Upgrade 6 steps
In Progress
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Quiz
0
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Check that you have all of the following:
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3D Printed Parts (x4)
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Rails (x4)
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Fastener pack
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5x8 Coupling
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M4 Threaded Inserts (x11)
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You will also need (not included):
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Allen keys, Drill with metal bits (2mm/3mm), Pliers, Soldering Iron (for threaded inserts)
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Begin by disassembling the platform from the base.
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Do this by first untying the belt from the platform.
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Then remove the heated bed and place it to one side, you don't need to disconnect its wiring.
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If you have the Pi Camera installed, unmount it also, again you don't need to disconnect it from the pi board.
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Finally, remove the old HDPE linear guides holding the platform in place.
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The platform should now be free for the next step of drilling the holes for the linear rails.
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Next, remove the tool carriage and Y-belt from the gantry. Do not cut the belt, it will be re-used.
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Free the y-endstop from the gantry.
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Disconnect the y-motor from its cable.
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Use side cutters to break the cable ties holding the cables to the gantry.
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Free the lead screw coupling from the z-motor shaft.
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Finally remove the HDPE linear guides from the gantry and the entire gantry part should now be free.
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If you have an extruder installed on the vertical pillar, remove it now.
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Next, unfasten the bolts connecting the pillar to the support bracket at the top of the pillar.
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Remove the the motor bolts at the bottom of the pillar.
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The pillar should now come free.
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Use a 2mm metal drill to create 3 holes on either side of the platform.
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Place one of the 40cm rails on the platform, 4mm +/-1mm from the edge.
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Use a pencil to mark out where you are going to drill.
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Secure the rail as shown with three M2 x 10mm bolts and M2 Nyloc Nuts
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Be very careful with the carriage, either secure or remove them very carefully. If they fall off and are hit, the ball bearings inside them will escape!
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Use a 3mm bit to drill three holes into the gantry.
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The rail should be fitted 5mm from the top edge of the gantry.
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Secure with M3 x 12mm Cap and M3 Nyloc Nut
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