activity 1.2.5a mechanical efficiency winch construction guide using the vex robotics platform ©...
TRANSCRIPT
![Page 1: Activity 1.2.5a Mechanical Efficiency Winch Construction Guide Using the VEX Robotics Platform © 2012 Project Lead The Way, Inc.Principles Of Engineering](https://reader033.vdocuments.site/reader033/viewer/2022061406/5697bfbf1a28abf838ca309b/html5/thumbnails/1.jpg)
Activity 1.2.5a Mechanical EfficiencyWinch Construction Guide
Using the
VEX Robotics Platform
© 2012 Project Lead The Way, Inc.Principles Of Engineering
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• VEX POE kit• Masonry line• Paperclip• Breadboard• Hookup wires• Multimeter
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Step 1: Build Base
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Step 2: Assemble Motor Mount and Shaft Support
Motor mountfront view
Motor mountback view
Bearing bracketshaft support
2 wire motorwith clutch
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Step 3: Attach Shaft Support Plates and Switch
Plate extendspast end
Alternate view
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Step 4: Attach Drive Shaft
2. Thread 12 tooth gear and collar onto shaft
1. Insert 3 in. drive shaft from right side bearing
3. Tighten collar onto shaft
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Step 5: Attach Winch Shaft
1/8 in. gap36 tooth gear
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Step 6: Build Winch Cable
40cm cable
Overhand knot
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Step 7: Attach Winch Cable
1. Insert knot between collars2. Wind around shaft to fill 1/8 in. gap first3. Cross over collar and start winding shaft4. To help winding, loosen lower shaft collar to disengage gears
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Step 11: Connect Winch to the Power Supply
Bumpswitch(see below)
Motor Powersupply
Black is used
NOT USED
White is used
White wire Black wire
Switch schematic
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Step 12: Construct Two Weights for Winch to Lift
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Stop
CompleteActivity 1.2.5 Mechanical Efficiency