1. EBOT Workshop #1 Zan Hecht October 14 th, 2004 Basic Mechanical Design

2. What’s in the Kit?

3. Bars and Plates

4. What’s in the Kit? Angle

5. What’s in the Kit? Nuts and Bolts

6. What’s in the Kit? Standoff

7. What’s in the Kit? Standoff

8. What’s in the Kit? Shafts and Shaft Collars

9. What’s in the Kit? Locking Bars

10. What’s in the Kit? Locking Bars

11. What’s in the Kit? Locking Bars

12. What’s in the Kit? Locking Bars

13. What’s in the Kit? Gussets Plus Gusset Angle Gusset Pivot Gusset

14. What’s in the Kit? Motors

15. What’s in the Kit? Motors Motors are fragile Do not back-drive Do not side load Be careful when mounting

16. What’s in the Kit? Delrin Bearings Use with motors or rapid movement

17. What’s in the Kit? Delrin Bearings

18. What’s in the Kit? Bearing Bars Use with slow movement (such a pivot)

19. What’s in the Kit? Bearing Bars

20. What’s in the Kit? Bearing Bars

21. What’s in the Kit? Sprockets

22. What’s in the Kit? Chain

23. What’s in the Kit? Chain

24. What’s in the Kit? Wheels

25. What’s in the Kit? Robot Controller

26. What’s in the Kit? Wiring the Robot Controller

27. Building a Robot

28. Skid (Tank) Steering ROBOT A B

29. Building a Robot Skid (Tank) Steering ROBOT A B

30. Building a Robot Skid (Tank) Steering ROBOT A B

31. Building a Robot Skid (Tank) Steering ROBOT AB

32. Building a Robot Skid (Tank) Steering ROBOT AB

33. Building a Robot Skid (Tank) Steering ROBOT AB

34. Building a Robot 4 Wheels vs. 2 Wheels ROBOT

35. Building a Robot 4 Wheels vs. 2 Wheels ROBOT

36. Building a Robot 4 Wheels vs. 2 Wheels ROBOT

37. Building a Robot Center of Gravity

38. Building a Robot Center of Gravity

39. Building a Robot Center of Gravity

40. Building a Robot Center of Gravity

41. Building a Robot Chain Theory 1632

42. Building a Robot Chain Theory 1632

43. Building a Robot Chain Theory 1632

44. Building a Robot Chain Theory 1632

45. Building a Robot Chain Theory 1632

46. Building a Robot Chain Theory 1632

47. Building a Robot Chain Theory 1632

48. Building a Robot Chain Theory 1632

49. Building a Robot Chain Theory 1632

50. Building a Robot Chain Theory 1632

51. Building a Robot Chain Theory 1632

52. Building a Robot Chain Theory 1632

53. Building a Robot Chain Theory 1632

54. Building a Robot Chain Theory 1632

55. Building a Robot Chain Theory 1632

56. Building a Robot Chain Theory 1632

57. Building a Robot Chain Theory 1632

58. Building a Robot Chain Theory 1632

59. Building a Robot Chain Theory

60. Building a Robot Chain Theory

61. Building a Robot Chain Theory

62. Building a Robot Robot Speed

63. Building a Robot Robot Speed

64. Building a Robot Motor Performance Data Speed (RPMs) Torque (oz. in.) Current (Amps) Power Out (Watts) EfficiencyHeat (Watts) 1700.000.10.00%1 1594.680.30.526%2 1479.350.41.034%2 13614.030.51.436%2 12518.710.61.736%3 11323.380.72.034%4 10228.060.82.132%4 9132.730.92.229%5 7937.411.02.226%6 6842.091.12.123%7 5746.761.22.019%8

65. Building a Robot Robot Speed What size wheel should I use if I want my robot’s maximum speed to be 3 feet per second?

66. Building a Robot Robot Speed What size wheel should I use if I want my robot’s maximum speed to be 3 feet per second?

67. Building a Robot Robot Speed What size wheel should I use if I want my robot’s maximum speed to be 3 feet per second? (6 inches)

68. Building a Robot Robot Speed If the 6” wheels are the largest in the kit, how would I make my robot’s maximum speed 1.5 feet per second (without damaging the motor or making custom wheels)?

69. Building a Robot Robot Speed If the 6” wheels are the largest in the kit, how would I make my robot’s maximum speed 1.5 feet per second (without damaging the motor or making custom wheels)?

70. Building a Robot Robot Speed If the 6” wheels are the largest in the kit, how would I make my robot’s maximum speed 1.5 feet per second (without damaging the motor or making custom wheels)?

71. Building a Robot Robot Speed If the 6” wheels are the largest in the kit, how would I make my robot’s maximum speed 1.5 feet per second (without damaging the motor or making custom wheels)? Put a sprocket on the motor that is half the size of the sprocket on the wheel.

72. Building a Robot Chain Wrap Motor Wheel

73. Building a Robot Chain Wrap Motor Wheel

74. Building a Robot Chain Wrap Motor Wheel

75. Building a Robot Chain Tension

76. Building a Robot Wheelbase

77. Building a Robot Wheelbase

78. Building a Robot Wheelbase

79. Building a Robot Wheelbase

80. Building a Robot Chain Alignment motor

81. Building a Robot Supporting Shafts motor

82. Building a Robot Supporting Shafts motor

83. Building a Robot Supporting Shafts motor

84. Building a Robot Supporting Shafts motor

85. Building a Robot Supporting Shafts motor

86. Building a Robot Supporting Shafts motor

87. Building a Robot Supporting Shafts motor

88. Building a Robot Supporting Shafts motor

89. Building a Robot Pivots Nylock Steel Washer Nylock Teflon Washer

90. Building a Robot