Interchangeable Cam Model: Download, print out and experiment!

A new model to download and make, the interchangable cam model lets you find out how cams work, turn the handle and see how the various different cam profiles change the way the cam follower moves. The model includes four ready designed cams and a set of blank cams for you to design your own.

More details…


Membership: Supporting

I hope that you enjoy the paper engineering projects on the website. If you do, I hope you'll consider supporting me by becoming a member. For just £3 a month you get free access to all sorts of exclusive member's content from quick craft projects to complete animated paper models. You can also sign up for a full year and receive a full month membership for free.
Visit the Membership page for more details and to sign up. Thank you to the hundreds of people who have already become members, I couldn't do this without you!

Keeping up to date.

Follow me on Twitter

Check out my YouTube channel.

Receive the blog updates by email.

More details


Broughton Moor
t. 01900 814333