ME 4182 Final Presentation

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The Likus Group
Philip Reale, Group Leader Matt Berrell Justin
Disney Anthony Godfrey Gwyneth Smith Lisa Smith
ME 4182 Final Presentation The Likus Group
7/26/00
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Presentation Overview

• Review Project Idea
• Design Selection
• Engineering Analysis
• Part Drawings
• Prototype
• Discussion
• Questions

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Problem Statement
Scaffolding equipment
Scaling the scaffold may become dangerously
difficult when carrying items.
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Design Idea
Improve the safety of workers on scaffolding
equipment by improving the transport of tools up
and down the scaffold.
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Project Design
Picture of System
Picture of Device
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Design Sub-Systems

• Frame

• Skeleton of the lifting device

• Frame Attachment

• Attaches frame to scaffold

• Carriage

• Transports materials

• Motor Assembly

• Lifts Carriage

• Pulley System

• Connects Motor Assembly to Carriage

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Most Viable System

• Incorporates the Following

- Custom Fabricated Non- Adjustable Frame -
Hooks for Frame Attachment - Multiple Point Lift
Carriage - DC Winch Motor - Dual Drive Pulley
System - Rollers for Self-Lifting Device
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Sub-System Part Drawings
Frame
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Sub-System Part Drawings
Frame Attachment Hooks and Half-Pipe
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Sub-System Part Drawings
Pulley System
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Sub-System Part Drawings
Carriage (Close up view)
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Sub-System Part Drawings
Winch Motor
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Engineering Analysis
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Prototype

• Materials/ Resources

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Prototype

• Construction of Device

- Frame assembly - Rollers and Roller Bars -
Tray Assembly - Dual Drive Pulley System -
Motor Placement - Electrical Wiring
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Prototype
Construction Challenges

• Difficulty with gears

• Limited access to machining equipment

• Finding proper materials

• Motor power source

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Final Analysis
Property Weights
Property Results
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Possible Modifications

• 2 Piece Gear on Winch

• Lighter Material

• Use of Bearings

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Questions?