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Task 3: Frame and suspension

Assembly time ≈ 30 minutes

Needed tools

Needed tools

Layer 5

Layer 5

Step 1

Main frame

Main frame

3x M4 nut

3x M4 nut

Differential bar metal plate

Differential bar metal plate

3x M4x10 torx screw

3x M4x10 torx screw

Step 1 - 1

Step 1 - 1

Step 1 - 2

Step 1 - 2

Step 2

Step 1 assembly

Step 1 assembly

Bearing support

Bearing support

8x M4 nut

8x M4 nut

8x M4x20 screw

8x M4x20 screw

Step 2 - 1

Step 2 - 1

Step 2 - 2

Step 2 - 2

Step 3

Step 2 assembly

Step 2 assembly

M8 washer

M8 washer

M6 nut

M6 nut

differential bar

differential bar

M6/9x10 shoulder bolt

M6/9x10 shoulder bolt

Step 3 - 1

Step 3 - 1

note

Make sure that the screw is tight, but differential bar can move without excess play and resistance.

Step 3 - 2

Step 3 - 2

Step 4

Step 3 assembly

Step 3 assembly

4x M4x8 torx screw

4x M4x8 torx screw

Back frame

Back frame

Step 4 - 1

Step 4 - 1

Step 4 - 2

Step 4 - 2

Step 4 - 3

Step 4 - 3

Step 5

V-slot beam

V-slot beam

Motor mount Left

Motor mount Left

Motor mount Right

Motor mount Right

8x rounded M5x8 screw

8x rounded M5x8 screw

8x M5 T-nut

8x M5 T-nut

Step 5 - 1

Step 5 - 1

note

There is a barely visible scratch made on one of the sides of the suspension beam.
Make sure that wheel mounts face away from the scratch and are aligned to the ends of the beam.

Step 5 - 2

Step 5 - 2

Step 6

M6 nut

M6 nut

rounded M6x16 screw

rounded M6x16 screw

Suspension V-slot mount

Suspension V-slot mount

2x M5 T-nut

2x M5 T-nut

2x rounded M5x8 screw

2x rounded M5x8 screw

igus pushrod

igus pushrod

Step 6 - 1

Step 6 - 1

Step 6 - 2

Step 6 - 2

Step 7

Step 4 assembly

Step 4 assembly

2x M6 nut

2x M6 nut

4x M8 washer

4x M8 washer

2x M6/8x20 shoulder bolt

2x M6/8x20 shoulder bolt

Step 6 assembly

Step 6 assembly

2 x rounded M6x16 screw

2 x rounded M6x16 screw

Step 7 - 1

Step 7 - 1

note

Do not overtighten the screws.
Make sure that washers and nuts are concentric with the bearings.
Make sure that rocker mounts can move without excess play and resistance.

Step 7 - 2

Step 7 - 2

Step 7 - 3

Step 7 - 3

Step 8

Step 7 assembly

Step 7 assembly

6x rounded M5x10 screw

6x rounded M5x10 screw

Step 8 - 1

Step 8 - 1

Step 8 - 2

Step 8 - 2

Step 9

Step 8 assembly

Step 8 assembly

Step 5 assembly

Step 5 assembly

Step 9 - 1

Step 9 - 1

note

Align suspension using scratch as reference for rocker mounts placement.

Step 9 - 2

Step 9 - 2

Step 1
Step 2
Step 3
Step 4
Step 5
Step 6
Step 7
Step 8
Step 9