hexapod/mechanism

Mechanism

Bill of Materials

Servos

18 TowerPro MG92B are required.

The dimension of 3d printed part is highly dependent on the servo's size. Modification is required if you want to use alternative servos.

3D-Printed Parts

Body x 1

Filename	Thumbnail	Required
body_top		1
body_bottom		1
body_side_wall		2
body_back_wall		1
battery_box		1
battery_holder		2

Leg x 6

Filename	Thumbnail	Required
thigh_top		1 (x6)
thigh_bottom		1 (x6)
joint_cross		1 (x6)
joint_top		2 (x6)
joint_bottom		2 (x6)
leg_top		1 (x6)
let_bottom		1 (x6)
foot_top		1 (x6)
foot_bottom		1 (x6)
foot_ground		1 (x6)
foot_tip		1 (x6)
servo_horn_j1j2		2 (x6)
servo_horn_j3		1 (x6)

Others

Name	Spec	Thumbnail	Required	Note
Screw	M2 6mm		54	Servo Arm: 1 x 18 Joint: 4 x 6 Thigh: 2 x 6
Screw	M2 10mm		24	Thigh: 1 x 6 Pin lock: 1 x 18
Screw	M2 30mm		36	Servo: 2 x 18
Nuts	M2		36	Servo: 2 x 18
Pin (304)	M4 6mm		18	Servo: 1 x 18

Leg Assemble

Assembly video

Exploded view

Detailed steps

• Step 1 - Combine thigh_top, MG92B and thigh_bottom, use M2x30mm screw and nut to secure them together.

• Step 2 - Grab one joint_cross, joint_top and joint_bottom and combine them

• Step 3 - First put 2 x MG92B, leg_top and leg_bottom together with M2x30mm screw and nut. Then attach joint_top and joint_bottom altogether

• Step 4 - Grab foot_top, foot_bottom and foot_ground (and foot_top) and assemble them.

• Finish - Great, you got 1 leg done, 5 more to go :)