BrainCo STEM Kit User manual

BrainCo STEM Kit
Assembly Guide
1

Part #
Item Picture
Part #
Item Picture
A1 Scissor × 1 B2 Back Palm × 1
A2 Screwdriver × 1 B3 Front Wrist × 1
A3 Type B Screw ×20 B4 Back Wrist × 1
A4 Type D Screw ×10 B5 Servo Board × 1
A5 AA Battery × 4 B6 Wire Plate × 1
B1 Front Palm × 1 C1 Control Box
Plate × 6

Part # Item Picture
Part #
Item Picture
D1 Finger Piece ×14 F2 Plastic Rivet ×20
D2 Finger Hinge
（2 Types）×14 F3 Black Latch × 1
E1 Servo Motor × 5 G1 UNO Board × 1
E2 Type A Screw × 5 G2 Data Cable × 1
E3 Type C Screw ×10 H1
Power Supply
Chip × 1
F1 Corner Bracket × 8 H2 Battery Case × 1

Part # Item Picture
Part #
Item Picture
H3 Switch Cable × 1 J5 CR2025
Battery × 1
H4 Power Cable × 1 K1 Fishing Wire × 1
J1 Jumper Cable × 1
J2 IR Sensor × 1
J3 IR Remote × 1
J4 Bread Board × 1

Section 1:
Building
the Hand
5

6
Types of Screws
Type A
Type B
Type C
Type D

7
The Finger Pieces Are Grouped According
To The Number Marked On The Top.
Thumb: indicated
with number “1” Index finger:
indicated with
number “2” Middle finger:
indicated with
number “3”
Ring finger:
indicated with
number “4” Little finger:
indicated with
number “5”

8
Big Hinge ×1
Small Hinge ×1
Assemble the thumb by sliding the red, flexible
joints into the grooves on the finger segments
marked with “1”.

1. Cut a piece of fishing wire for at least 35-
inch long.
2. Insert the wire into the thumb towards
the direction marked by the green arrows,
starting from the bottom.
3. Ensure both ends have the same length.
9

10
Big Hinge
Small Hinge
Small Hinge ×2
Big Hinge ×1
Assemble the index finger by sliding the
red, flexible joints into the grooves on the
finger segments marked with “2”.

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1. Cut a piece of fishing wire for at least
35-inch long.
2. Insert the wire into the index finger
towards the direction marked by the green
arrows, starting from the bottom.
3. Ensure both ends have the same length.

12
Small Hinge ×2
Big Hinge ×1
Assemble the middle finger by sliding the red,
flexible joints into the grooves on the finger
segments marked with “3”.

13
1. Cut a piece of fishing wire for at least
35-inch long.
2. Insert the wire into the middle finger
towards the direction marked by the green
arrows, starting from the bottom.
3. Ensure both ends have the same length.

14
Small Hinge ×2
Big Hinge ×1
Assemble the ring finger by sliding the red,
flexible joints into the grooves on the finger
segments marked with “4”.

15
1. Cut apiece of fishing wire for at least
35-inch long.
2. Insert the wire into the ring finger
towards the direction marked by the
green arrows, starting from the bottom.
3. Ensure both ends have the same
length.

16
Small Hinge ×2
Big Hinge ×1
Assemble the little finger by sliding the red,
flexible joints into the grooves on the finger
segments marked with “5”.

17
1. Cut apiece of fishing wire for at least
35-inch long.
2. Insert the wire into the little finger
towards the direction marked by the green
arrows, starting from the bottom.
3. Ensure both ends have the same length.

1. Place 3 servo motors in the bottom slots.
2. Make sure all wires go through the slots first .
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19
Use 6 Type C Screws

1. Install the remaining two servos from the bottom.
2. Watch out for the direction of the white part.
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