I3 Connecting X-axiz and Z-axiz

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Bill of materials | The main panel frame assembly | Y-axis assembly | X-axis assembly | Z-axis assembly

Connecting X-axiz and Z-axiz | Power and LCD assembly | Extruder assembly | Heating bed assembly

power switch and end stops assembly | Control Board assembly and wiring | Circuit Diagram

Need parts:

  • 2×M5 * 295mm threaded rods
  • 2×M8*336mm Smooth rods
  • 1×Z-axis endstop switch plastic part
  • 10,11 Z axis threaded rod fixed sheet
  • 24,25 Z axis the top of Z rod fixed sheet
  • 8×M3*16 screw
  • 8×M3 flat gasket
  • 8×M3 lock nut
  • 1×synchronous belt

Threaded rod and smooth rod assembly

Step 1

The end with slot of z axis insert the plastic part at the two end of x axis.

Prusa i3 Connecting X-axiz and Z-axiz.jpg
Prusa i3 Connecting X-axiz and Z-axiz1.jpg

Step 2

As the picture, two M5 tread rod insert two acrylic holes.

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Step 3

The end with slot of the tread rod insert compling, tighten them.

Prusa i3 Connecting X-axiz and Z-axiz4.jpg

Step 4

Take the left side screw out, move the top small acrylic sheet to show the small hole.

Prusa i3 Connecting X-axiz and Z-axiz5.jpg

Step 5

Insert M8*336mm Smooth rods

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Step 6

Insert endstop swicth plastic part location below motor plastic part(note direction).

Prusa i3 Connecting X-axiz and Z-axiz7.jpg
Prusa i3 Connecting X-axiz and Z-axiz8.jpg

Step 7

Insert Z axis into motor top acrylic hole.

Prusa i3 Connecting X-axiz and Z-axiz9.jpg

Step 8

Move the small acrylic sheet to original location, and tighten screw.

Prusa i3 Connecting X-axiz and Z-axiz11.jpg

Synchronous belt assembly

Step 1

Insert synchronous belt from above unilateral bearing.

Prusa i3 Connecting X-axiz and Z-axiz12.jpg
Prusa i3 Connecting X-axiz and Z-axiz13.jpg

Step 2

The one side insert plastic part teeth.

Prusa i3 Connecting X-axiz and Z-axiz14.jpg

Step 3

The other side insert motor plastic part, bypassing synchronous belt wheel, return to the one side.

Prusa i3 Connecting X-axiz and Z-axiz15.jpg
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Step 4

Choose the proper size(please cut short if it is longer).

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Step 5

Tighten screw.

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Step 6

Put synchronous belt into plastic part teeth.

Prusa i3 Connecting X-axiz and Z-axiz19.jpg

Complete assembly

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