| Control |
Raspberry Pi Pico (Microcontroller) |
1 |
Main controller |
Akiduki |
¥770 |
|
A4988 Stepper Motor Driver |
4 |
One per motor |
Amazon JP |
¥999 (5 peces) |
| Input |
Limit Switch |
3 |
For endstop detection (X/Y/Z) |
Amazon JP |
¥399 (20 pieces) |
| Output |
NEMA17 Stepper Motor (17HS4401) |
4 |
For mecanum wheels |
AliExpress |
¥5267 (5 pieces) |
|
180° Servo Motor |
1 |
For pen plotting |
Akiduki |
¥600 |
| Power |
Stabilized 12V 10A Power Supply (120W) |
1 |
High current power supply for motors and controller |
Amazon JP |
¥2391 |
|
2.1mm DC Plug Connector |
1 |
For connecting power adapter to the PCB |
Akiduki |
¥40 |
|
DC Locker Switch |
1 |
On/off control for power |
Amazon JP |
¥699 (10 pieces) |
|
Heat-Resistant AC Power Cable (125V 12A, 2m) |
1 |
From electrical outlet to stabilized power supply |
Amazon JP |
¥527 |
|
DC Power Pigtail Cable Male Connector (2.1mm x 5.5mm) |
1 |
From stabilized power supply to DC cable |
Amazon JP |
¥799 |
|
DC Extension Cable (5.5x2.1mm, 18AWG, 5m) |
1 |
High current DC extension (12A) |
Amazon JP |
¥949 |
| Passive Component |
35V 220µF Electrolytic Capacitor |
4 |
To stabilize power to each A4988 driver |
Amazon JP |
¥499 (20 pieces) |
| Connectivity |
1x20 Pin socket |
2 |
For connecting Pi Pico to the PCB |
Male/Female Pin Header Set: AliExpress |
¥251 (5 pieces) |
|
1x4 Pin socket / Pin header SMT |
4 |
For 4 motors |
(Above) |
|
|
1x10 Pin Headers |
1 |
For 3 limit switches and 1 servo motor |
(Above) |
|
|
4-Pin JST XH2.54 Cables |
4 |
To connect stepper motors to the PCB |
(Included in Nema17) |
|
|
USB Type-C to Micro USB Cable (2m) |
1 |
For connecting to Pi Pico |
Amazon |
¥639 |
|
DC Power Pigtail Cable (2.1x5.5mm, 2m, 10A) |
1 |
For power connections (DC plug to wire) |
Amazon JP |
¥749 |
| Structure |
Acrylic board A4 (210x297mm), Tchickness 5mm |
1 |
For frame |
Amazon JP |
¥1390 |
|
PETG fillament |
--g |
|
BambuLab |
- |
| Fixture |
M2 bolt 16mm |
6 |
2 for servo motor, 4 for 2 limit switches |
|
|
|
M2 nut |
2 |
For servo motor |
|
|
|
M3 hex socket bolt 16mm |
24 |
16 for Stepper motor installation, 8 for mecanum wheel coupler |
M3 x 4, 5, 6, 8, 10, 12, 16, 20, 25 Amazon JP |
¥1399 (280 pieces) |
|
M3 hex socket bolt 8mm |
16 |
Stepper motor installation, mecanum wheel coupler |
|
|
|
M3 nut |
4 |
inserted mecanum wheel coupler |
|
|
|
M5 hex socket bolt 12mm |
6 |
2 for PCB board and enclosure, 2 for servo motor bracket |
|
|
|
M5 nut |
6 |
2 for PCB board and enclosure, 2 for servo motor bracket |
|
|
| Total |
|
|
|
|
¥17,868 |