Design and Assemble a Wheelchair Lever Arm: Sungear

by issylapearson in Workshop > 3D Printing

475 Views, 0 Favorites, 0 Comments

Design and Assemble a Wheelchair Lever Arm: Sungear

2.1.Final.png

Instructions on how to build the first part of the wheelchair lever arm in solidworks for this project:

https://www.instructables.com/id/Design-and-Assemb...

Open Up the Sketch Tab and Draw a 50mm Diameter Circle in the Center

2.1.1.png

Sketch a Centerline Vertically From the Top of That Circ

2.1.2.png

Sketch the Shape of a Gear Tooth and Use "Mirror Entities" to Mirror That Image Over to the Other Side

2.1.3(1).png

2.1.3(2).png

Use "Circular Pattern" to Surround the Entire Circle With 50 Gear Teeth, Then Use "Trim Entities" to Trim the Edge of the Circle

2.1.4.png

Extrude the Gear Sketch Upward by 4mm Using "Extrude Base"

2.1.5.png

Sketch a New 30mm Diameter Circle on the Top Face of the Existing Part, and Extend That Circle Up for 19mm Using "Extrude Base"

2.1.6.png

Create Two Centerlines Along the X and Y Axis on the Front Face, and Use Mirror Entities to Sketch a Right Hexagon at the Top of the Gear

2.1.7.png

Extrude Cut That Hexagon for 19mm Into the Bottom of the Gear

2.1.8.png

Sketch a 21mm Circle on the Bottom of the Gear and Use That Line As the Center Point for a 6.5mm Circle Along the Edge of the Gear

2.1.9.png

Use Circular Pattern to Sketch Two More Symmetrical Circles Onto the Base and Then "Extrude Cut" All Three of Them All the Way Through the Bottom of the Base

2.1.10(1).png

2.1.10(2).png

Sketch a 16mm Circle on the Top Center of the Gear and "Extrude Cut" All the Way Through the Gear

2.1.11(1).png

2.1.11(2).png

History Tree

Design Tree.png