Knex Modified Stepper Lift

 by Shadowman39
Featured
Hello everyone! It sure has been a long time since I made an Instructable.  This lift is based on the stepper lift that was in a Knex set, except it doesn't use as much friction when the carts have to slide on rods. Instead, the carts are on small towers that are attached to axles. So, you can make it as high as you want! This lift was originally built in my unfinished Knex ball machine (pictures below). Since then, I have improved it, and it works much better than the original. :-) Also, I decided I would make this lift in the Power Tower Crane/Lost Mines color scheme, mainly because I was out of yellow connectors at the time of starting it. :-P

Here is a video of the lift in action:



Note: This version does not work with newer Knex balls (from Motorized Madness, Big Air Ball Tower, etc). But, you could modify it to fit those types of balls.

I hope you like it!
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Also, I thought I might mention about my inactivity. I haven't been building Knex for a year or active on any websites because I was playing Minecraft the whole time. :-P But now I'm back into Knex again, and I'm building a big project (not a ball machine) that I will keep as a surprise as usual. I'm excited about being active again! :-)
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Step 1: Piece Harvesting

IMG_0002_1.jpg
You'll need these pieces to make the modified stepper lift. Note that the pieces are labeled as their classic colors, but of course you can use any color you want.

Rods: 826
  • green- 140
  • white- 92
  • blue- 302
  • yellow- 185
  • red- 88
  • gray- 19
Connectors: 634
  • dark gray- 54
  • light gray- 25
  • red- 66
  • green- 37
  • yellow- 107
  • white- 21
  • orange- 46
  • blue- 48
  • purple- 230
Other: 371
  • Y-clip- 42
  • tan clip- 20
  • blue spacer- 152
  • silver spacer- 150
  • battery-powered motor (new style*)- 1
  • ball socket clip- 2
  • small gear- 2
  • medium gear- 1
  • large gear- 1
Total: 1831


Of course, you'll also need original Knex balls.

*You don't have to use the newer style motor, but you'll have to slightly modify the motor section to fit a different motor. Also, keep in mind that using the electric plug-in motor will make the lift run faster.

If you don't have all of these pieces, then you may be able to use less in some areas, but it may not work as well.

Now that you've gathered all of the pieces you'll need, let's get building!
1-40 of 126Next »
OZKNEX22 says: Apr 7, 2013. 11:42 PM




I'm up to this step can't wait to finish,I mite build a ball machine with this lift if I can??? Anyway it's a wry cool,awesome and crazy lift.
Shadowman39 (author) in reply to OZKNEX22Apr 8, 2013. 3:04 PM
Cool, and thanks! You should build a ball machine with it. :-)
cooljupjup says: Feb 25, 2013. 12:21 PM
hi i make it a little bit faster i replace the yellow gear with the red gear and it also works :)
Shadowman39 (author) in reply to cooljupjupFeb 25, 2013. 2:06 PM
Cool!
cooljupjup says: Feb 22, 2013. 2:07 PM
hey dude this lift works with the newer balls i change some time in the cars. but iàm goning to use this in my ballmachine :D
Shadowman39 (author) in reply to cooljupjupFeb 22, 2013. 2:27 PM
Yeah, it requires modifying to work with the newer balls.
cooljupjup in reply to Shadowman39Feb 22, 2013. 2:49 PM
but it works and thank you for make isntructions for this lift :D
cooljupjup in reply to cooljupjupFeb 22, 2013. 2:13 PM
Things*
cooljupjup says: Feb 21, 2013. 2:13 PM
hi can you tell me how to fix it with the newer balls?
cooljupjup says: Feb 18, 2013. 1:53 PM
i wnat ot make this 2 cars higher. but it ruined my motor?
Shadowman39 (author) in reply to cooljupjupFeb 19, 2013. 2:00 PM
How did it ruin it? And what motor are you using?
cooljupjup in reply to Shadowman39Feb 19, 2013. 4:10 PM
it will bad my green motor don`t work :-(
cooljupjup says: Feb 7, 2013. 11:08 PM
this lift doesn`t work with the black/white balls it falls of the cars. and it cost to much pieces for me sorry i`m nog going to use it
Shadowman39 (author) in reply to cooljupjupFeb 8, 2013. 2:08 PM
In the Ible intro there's a note at the bottom saying that. And yeah, it's a pretty expensive lift. :-P
sandroknexmaster says: Jun 7, 2012. 8:20 AM
Great lift! It works very good. It's in my next ball machine!
Shadowman39 (author) in reply to sandroknexmasterJun 7, 2012. 8:46 AM
Nice! Glad it worked out well. :-)
poil87 says: Jun 6, 2012. 4:47 AM
mine does not work, my knex balls fall out to early out of the carts. Can you help?
Shadowman39 (author) in reply to poil87Jun 6, 2012. 8:34 AM
I don't know what exactly your problem is, but if you post a couple pictures of the carts I'll be able to help. :-)
poil87 in reply to Shadowman39Jun 6, 2012. 2:40 PM
never mind i fixed it =)
Shadowman39 (author) in reply to poil87Jun 7, 2012. 8:46 AM
Cool!
Sorunome says: Apr 29, 2012. 3:26 AM
What is that knex tower in the background of picture 8? (Intro)
Shadowman39 (author) in reply to SorunomeApr 29, 2012. 10:49 AM
It's a lift I was building for a collab, but we gave up on it.
Sorunome in reply to Shadowman39Apr 29, 2012. 11:01 AM
The one between you and rnb?
Shadowman39 (author) in reply to SorunomeApr 29, 2012. 11:36 AM
No, me Tornado and ALocke.
Sorunome in reply to Shadowman39Apr 29, 2012. 11:41 AM
I never knew of that one D:
Orangeprofessor says: Apr 14, 2012. 1:09 AM
What was the error with multiple balls
Shadowman39 (author) in reply to OrangeprofessorApr 14, 2012. 9:47 AM
The balls wouldn't transfer from one side to the other due to its height, and the force that it took to push the balls out. That's why I modified it to this version.
Orangeprofessor in reply to Shadowman39Apr 14, 2012. 11:44 AM
In the previous version couldn't you have just a stronger motor or used a counterweight
Shadowman39 (author) in reply to OrangeprofessorApr 16, 2012. 5:50 PM
I don't think that would've helped. Each side was basically balanced anyway, since there were two sides that alternated.
Orangeprofessor in reply to Shadowman39Apr 16, 2012. 7:00 PM
So what was your way of fixing it
Shadowman39 (author) in reply to OrangeprofessorApr 17, 2012. 2:06 PM
Building it like this one. :-P
Orangeprofessor says: Apr 12, 2012. 3:16 PM
(removed by author or community request)
Shadowman39 (author) in reply to OrangeprofessorApr 12, 2012. 3:58 PM
Why?
KneXtreme says: Mar 24, 2012. 12:45 PM
Picture seven looks like my room, messy.
Shadowman39 (author) in reply to KneXtremeMar 25, 2012. 11:04 AM
Messy rooms are da bomb! :-D I need to clean it up and vacuum, the rugs are growing hair it seems.
KneXtreme in reply to Shadowman39Mar 25, 2012. 5:10 PM
Absolutely! :) Luckily I have hard wood floors ( witch doesn't really help much) I've got dust bunnies running around all over the place :)
Shadowman39 (author) in reply to KneXtremeMar 25, 2012. 5:33 PM
Having three cats doesn't help with the hair issue haha.
KneXtreme in reply to Shadowman39Mar 28, 2012. 8:13 AM
If you think three cats is bad I have four and two dogs.
mathsboy314 in reply to KneXtremeApr 10, 2012. 3:24 PM
And bunnies
KneXtreme in reply to mathsboy314Apr 10, 2012. 6:28 PM
Thanks for reminding me. I forgot about the bunnies :)
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