With Instructables you can share what you make with the world, and tap into an ever-growing community of creative experts.
Here are the instructions for the pump lift featured in Catastropha! If you have any questions then feel free to ask! Be sure to read all the image ...
You'll first make the base.
Now it's time for motor and gearing. You'll may be able to modify it so that it uses a different motor, but I don't think that that works ...
Next part of motor and gearing.
This is the third and last part of motor and gearing!
Now you'r making the small track piece where the balls are pushed allong.
Now you'll be making the actual pump.
This is where the balls go from horizontal movement to vertical movement.
Now your making the ball shaft.
It's time to make the top!
You just have to add six balls into the shaft and then your finished!
K'nex Ball Machine Lift: Giant Ball Catapultby Mechanical Master
K'nex ball machine Edificeby dickheijboer
The Official Guide to Knex Ball Machine Liftsby Shadowman39
Join 2 million + to receive instant DIY inspiration in your inbox.
Download our apps!
© 2016 Autodesk, Inc.