Small Robot Arm for the education of 3D design.
The current model includes 3 motors, while the completed model includes 5 motors. The motor is Mabuchi RE-140 used in toy application.
Power is supplied by 4 A-size or AA-size batteries.,3V,GND,-3V.
All parts are printed by 3D printer except Alminium rods and minuture M0.5 gears.

The instructions of Robot Arm RA80

11/25/2014, NSL
Added the picture of PICDCM controller board. This board can controll one DC motor, so the system needs 3 boards.The board has 2 DIO ports.

11/12/2014, NSL
sales@nslab.jp
11/20/2014、ver.0.5 Updated.

Added WOOD_BASE and WOOD_BASE_ASSEMBLY.  

Don’t print WOOD_BASE_ASSEMBLY, which is uploaded for the assembly reference purpose
Added GEAR_BASE_P5 and GEAR_COVER_P5.

11/12/2014 Ver0.1 Uploaded. First release.
.

1. Required Parts ( other than 3D printer –output)

(1) Mabuchi Motor RE-140 3pcs.
http://www.marutsu.co.jp/pc/i/137845/
http://www.mabuchi-motor.co.jp/cgi-bin/catalog/e_catalog.cgi?CAT_ID=re_140ra
(2) Worm Gear set 1.5pcs ( each set includes 2 worm gears.)
http://www.sengoku.co.jp/mod/sgk_cart/detail.php?code=3A5D-C5FV
(3) Flat Gear set 1.5pcs ( each set includes 5 heterogeneous Flat gears.)
http://www.sengoku.co.jp/mod/sgk_cart/detail.php?code=4A4D-C5FD
(4) Aluminum Rods diameter:6mm length:80mm 6pcs 40mm 2pcs.
(5) Brass rods diameter 1.5mm length:120mm 1pcs 8mm 4 pcs
(6) Acrylic plate GEAR_COVER_P5 20mmx40mmx5mm (transparent)
(7) M3 Screws some
(8) BATERRY BOX ( includes 4 A or AA alkali batteries)
(9) Wiring PCB ( the circuit schematic will be added)
(10) Wood plate 100mmx150mmx14mm 1pcs

Please refer to teh attached PDF "The instruction of Robot Arm RA80".