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1. Cut a piece 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.

Summary of Contents for STEM Kit

Page 1: ...BrainCo STEM Kit Assembly Guide 1...

Page 2: ...rt 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...

Page 3: ...ure 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 Co...

Page 4: ...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...

Page 5: ...Section 1 Building the Hand 5...

Page 6: ...6 Types of Screws Type A Type B Type C Type D...

Page 7: ...ouped 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 fing...

Page 8: ...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...

Page 9: ...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...

Page 10: ...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...

Page 11: ...ut 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...

Page 12: ...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...

Page 13: ...t 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...

Page 14: ...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...

Page 15: ...ut a piece 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 l...

Page 16: ...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...

Page 17: ...t a piece 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...

Page 18: ...1 Place 3 servo motors in the bottom slots 2 Make sure all wires go through the slots first 18...

Page 19: ...19 Use 6 Type C Screws...

Page 20: ...1 Install the remaining two servos from the bottom 2 Watch out for the direction of the white part 20...

Page 21: ...21 Use 4 Type C Screws...

Page 22: ...The Finished Servo Board with Five Servos are Shown Below Top View Bottom View 22...

Page 23: ...Assemble the front palm and front wrist 23 Use 3 Type B Screws...

Page 24: ...Tighten the screws 24...

Page 25: ...25 Use 4 Type B Screws Secure the servo board on the front palm...

Page 26: ...ttach the acrylic board to the hand 2 Pay attention to the orientation of the circled features 3 Let the servo wires pass through the cutout on the acrylic board 4 Tighten 3 screws 26 Use 3 Type B Scr...

Page 27: ...Section 2 Building the Control Box 27...

Page 28: ...1 Assemble the front and back board onto the bottom board and push firmly 2 Pay attention to the circled features Bottom Wooden Back Wooden Front Transparent Arrow Points to the Front 28...

Page 29: ...1 Assemble the right and left boards with BrainCo Logo cutout 2 Pay attention to the arrows and other circled features No Slots 3 Slots Arrow Points to the Front Arrow Points to the Front 29...

Page 30: ...Place 1 bracket to each bottom corner of the control box 1 Insert 2 rivets from outside onto each bracket 2 Firmly push them all the way in 30...

Page 31: ...Assemble the corner brackets and rivets on 4 other corners in the control box following the same steps Each bottom corner should look exactly like the picture above after the fixation 31...

Page 32: ...5 from Right to Left 2 Each Servo Cable is Composed with Group of 3 Wires a Brown Wire a Red Wire and an Orange Wire Servo 1 Thumb Servo 4 Ring Finger Servo 3 middle Finger Servo 2 Index Finger Servo...

Page 33: ...1 Orient the power supply chip as shown 2 Plug the cables from servo 1 into the bottom 3 pins next to S1 mark on the chip 3 Make sure the brown wire is on the right side orange wire on the left 33...

Page 34: ...1 Plug the cables from servo 2 into the 3 pins next to S2 mark on the chip 2 Make sure the brown wire is on the right side orange wire on the left Plug in servos 3 5 following the same method 34...

Page 35: ...connect the top pins of the 1st 5th column of bread board to pins 5 6 9 10 11 on the microcontroller respectively 3 Using jumper wires connect the penultimate pins of the 13th 15th column of bread bo...

Page 36: ...Insert 3 pins of the IR sensor into the holes on the bread board indicated by the dark blue dots The actual circuit is shown above 36...

Page 37: ...Orient the power supply chip as above and plug the bottom pins into the holes on the breadboard indicated by the dark blue dots The actual circuit is shown above 37...

Page 38: ...1 Insert the switch cable into the back board of the control box 2 Pay attention to the orientation of the marks 3 Firmly push the switch all the way in O is on the left and is on the right 38...

Page 39: ...39 1 Put 4 AA batteries in the battery case where side of the batteries should be attached to the springs 2 Connect the battery case to the switch cable...

Page 40: ...ound end of the power cable to the microcontroller as indicated by the thick arrow 2 Connect the white male socket of the power cable to the female socket on the power supply chip as indicated by two...

Page 41: ...ange all circuit parts within the control box as above 2 Make sure the rounded side of the IR sensor faces front 3 Plug the round end of switch cable into the power supply chip as indicated by the arr...

Page 42: ...The control box assembly is complete 42...

Page 43: ...43 Section 3 Connecting the Fishing Wires...

Page 44: ...1 Place the white arms on all servos pointing straight up 2 Tighten all screws 44 Use 5 Type A Screws Turn on the Switch on the Back of the Control Box and Make Sure the Microcontroller Light is On...

Page 45: ...Servo board installation is complete You can turn off the control box 45...

Page 46: ...Insert the thumb assembly all the way into the slot on the palm 46...

Page 47: ...Following the green arrow insert the fishing wires into the hole indicated 47...

Page 48: ...2 3 4 5 48 1 Place the index finger 2 middle finger 3 ring finger 4 and little finger 5 near the palm assembly 2 Following the green arrows insert fishing wires into the holes indicated...

Page 49: ...49 Place all fingers and the wire plate on the slots...

Page 50: ...50 Make sure the sides of the wire plate fit in the slot...

Page 51: ...Thread all fishing wires through the holes respectively on the wire plate as indicated in the picture 51...

Page 52: ...52 Use 8 Type D Screws 1 Place the back palm on the palm assembly 2 Tighten the screws...

Page 53: ...e wires through the holes insert one wire into the top hole on the white servo arm and the other wire into the second hole Do the same for all other servos 2 Tighten 2 3 knots to secure the wires 3 Cu...

Page 54: ...54 Use 2 Type B Screws 1 Place the back wrist on the palm assembly 2 Tighten the screws...

Page 55: ...he hand assembly on the control box and lock it by pushing to the left 2 Install the black latch on top of the back board as shown in the pictures to secure the hand assembly Firmly push the latch all...

Page 56: ...Congratulations Your Robotic Hand is Finished 56...

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