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The team's first functional prototype is shown in the following images. The materials used and their specific manufacturing methods are included in the table below.

Manufacturing and Materials

Part NameQuantityMethodMaterialFile Name / Note
Standoff43D PrintPLAStandoff.3MF
Link - Green1Laser Cut1/4in AcrylicTestLinkGreen.DXF
Link - Cyan1Laser Cut1/4in AcrylicTestLinkCyan.DXF
Ternary Link2Laser Cut1/4in AcrylicTestLinkNavy.DXF
Link - Pink1Laser Cut1/4in AcrylicTestLinkPink.DXF
Link - Red1Laser Cut1/4in AcrylicTestLinkRed.DXF
Ground23D PrintPLAGround V2.3MF
Ternary Ground13D PrintPLATernary GroundV2.3MF
Base1Laser Cut1/4in WoodTestBase_Top.DXF
M6 Spacer - 15mm23D PrintPLAM6_Spacer_15mm.3MF
M3 Spacer - 10mm23D PrintPLAM3_Spacer_10mm.3MF
M3 Spacer - 5mm23D PrintPLAM3_Spacer_5mm.3MF
Crank Handle13D PrintPLA

Crank Handle.3MF

Shaft - 57.7mm1ME Machine Shop
Joint 1
Shaft - 70mm1ME Machine Shop
Joint 4
M3x2014Inventory
Standoffs and Grounds
M3x30 Screw2Inventory
Joints 2 and 6
M3x35 Screw2Inventory
Joints 3 and 5
M3 Washers16Inventory
Joints
M3 Nuts36Inventory
Joints, Standoffs, and Ground
M6x45 Screw1Inventory
Joint 7
M6 Nuts3Inventory

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 between link


Notes for Final Prototype

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