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Image AddedFigure 1. Final Prototype Operation
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Figure 2. Final Prototype Demonstration
Final Manufacturing and Bill Of Materials
The final list of materials used and their specific manufacturing methods are included in the following table.
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Manufacturing and Materials
| Part Name | Quantity | Method | Material | File Name / Note |
| Standoff | 5 | 3D Print | PLA | Standoff.3MF |
| Base Spacer | 1 | 3D Print | PLA | Base Spacer.3MF |
| Base Corner Spacer | 4 | 3D Print | PLA |
Standoff| Base Spacer.3MF |
| Link - Green | 1 | Laser Cut | 1/4in Acrylic | TestLinkGreen.DXF |
| Link - Cyan | 1 | Laser Cut | 1/4in Acrylic | TestLinkCyan.DXF |
| Ternary Link | 2 | Laser Cut | 1/4in Acrylic | TestLinkNavy.DXF |
| Link - Pink | 1 | Laser Cut | 1/4in Acrylic | TestLinkPink.DXF |
| Link - Red | 1 | Laser Cut | 1/4in Acrylic | TestLinkRed.DXF |
| Ground | 2 | 3D Print | PLA | Ground |
V2| .3MF |
| Ternary Ground | 1 | 3D Print | PLA | Ternary GroundV2.3MF |
| Base |
1 WoodTestBase_Top.DXF | | Acrylic | base.DXF, bottom base.DXF |
| 12V DC Motor | 1 | Inventory | Hardware | For driving the mechanism |
| 12V Power Supply | 1 | Inventory | Hardware | For powering the motor and Arduino |
| Arduino Uno | 1 | Inventory | Hardware | For controlling the system |
| L298N Motor Controller | 1 | Inventory | Hardware | For controlling the motor |
| Potentiometer | 1 | Inventory | Hardware | For controlling the motor speeds |
| 22 AWG Jumper Wires | 9 | Inventory | Hardware | To connect all hardware |
| Shaft - 57.7mm | 1 | ME Machine Shop | Steel | Joint 1 |
| Shaft - 70mm | 1 | ME Machine Shop | Steel | Joint 4 |
| 6mm Ball Bearings | 2 | Inventory | Hardware | Joint 4, Joint 7 |
| M6 Spacer - 15mm | 2 | 3D Print | PLA | M6_Spacer_15mm.3MF |
| M3 Spacer - 10mm | 2 | 3D Print | PLA | M3_Spacer_10mm.3MF |
| M3 Spacer - 5mm | 2 | 3D Print | PLA | M3_Spacer_5mm |
.3MFCrank Handle | 1 | 3D Print | PLA | Crank HandleShaft - 57.7mm | 1 | ME Machine Shop | Joint 1 | Shaft - 70mm | 1ME Machine Shop | Joint 4 | | M3x20 Screw | 14 | Inventory | Steel | Standoffs |
and | , Grounds, Electronics |
| M3x30 Screw | 2 | Inventory | Steel | Joints 2 and 6 |
| M3x35 Screw |
2| 12 | Inventory | Steel | Standoffs, Joints 3 and 5 |
| M3 |
Washers16| 4 | Inventory | Steel | Joints |
| M3 Nuts |
36Joints, , M6x45 Screw | 1 | Inventory | Joint 7 | M6 Nuts | 3 | Inventory | Joint 7 | Movement
In the two videos, the full revolution of the mechanism is shown. When the crank is rotated, there is a distinct "flicking" motion as estimated by our kinematic analysis. The flicking motion occurs at the bottom of the revolution of the joint 6.
| View file |
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| name | IMG_7020.MOV |
|---|
| height | 250 |
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| View file |
|---|
| name | IMG_7021.MOV |
|---|
| height | 250 |
|---|
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Notes for Final Prototype
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| M3 PTFE Plastic Washers | 14 | Purchased | PTFE | Joints |
| M6 PTFE Plastic Washers | 2 | Purchased | PTFE | Joint 4 |
| M6 Shaft Collar | 2 | Purchased | Steel | Joint 4 |
| Rubber Golf Tee | 1 | Purchased | Rubber | For ball |