Billiard ball keychain (no AMS)
Print Profile(4)




Description
German | English |
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German
- Today I was asked to fulfill a special request using the 3D printer.
- The request was for a keychain featuring an 8-ball.
- Nothing special in itself, but the ball was supposed to be pink, not black.
- Of course, I immediately looked around on MakerWorld. I found a few billiard ball keychains, but none that I liked.
- My requirements:
- The ball must be perfectly round, even after printing.
- The print must be fast and use minimal material.
- Printed without AMS, designed to snap together without glue.
- The keychain must be very sturdy.
- To make this work, I cut a slice off the top and bottom of the ball. This creates a flat surface that can rest on the print bed.
- The cut slices are printed individually.
- A triangular pin is used to connect them.
The number is printed individually, flat on the bottom and domed on top.
- Assembly
- Caution: You will need a hammer!
- Gently press the numbers with their flat side into the designated recess. Just a little, to set the orientation. Make sure that the two circles of the 8 are different sizes.
- Now give the number a light tap with the hammer. This will sink it into the center of the recess.
- Now give each end of the number a small tap.
- The number should now blend seamlessly into the white surface and be barely noticeable.
- Now press a triangular pin into the disc with the number. This should be possible by hand, but it is somewhat challenging.
- Now comes the more difficult part: press the triangular pin just a little bit into the corresponding opening of the ball.
- Then give it a gentle tap with a hammer to set the direction, followed by a few firmer taps, and the whole thing will be as solid as if it were welded in place.
- Of course, a drop of glue can also be used, but it shouldn’t be necessary.
- Now repeat the process on the other side.
Done!
3D printing
- Although the slicer indicated that support wasn't necessary, based on experience, I added minimal support to the eyelet.
- Material
PLA should work fine. With other materials, you might run into issues with the pin.
English
- Today I was asked to fulfill a special request using the 3D printer.
- The request was for a keychain featuring an 8-ball.
- Nothing special in itself, but the ball was supposed to be pink, not black.
- Of course, I immediately looked around on Makerworld. I found a few billiard balls made into keychains, but none that I liked.
- My requirements:
- The ball must be perfectly round, even after printing.
- The print must be fast and use minimal material.
- Print without AMS, but designed to snap together without glue.
- The keychain must be very sturdy.
- To make this work, I cut a slice off the top and bottom of the ball. This creates a flat surface that can rest on the print bed.
- The cut slices are printed individually.
- A triangular pin is used to connect them.
The number is printed individually, flat on the bottom and domed on top.
- Assembly
- Caution: You will need a hammer!
- Gently press the numbers into the designated recesses with their flat sides. Just a little, to set the orientation. Make sure that the two circles of the 8 are different sizes.
- Now give the number a light tap with the hammer. This will sink it into the center of the recess.
- Now give each end of the number a small tap.
- The number should now blend seamlessly into the white surface and be barely noticeable.
- Now press a triangular pin into the disc with the number. You should be able to do this by hand, but it is somewhat challenging.
- Now comes the more difficult part: press the triangular pin just a little bit into the corresponding opening of the ball.
- Then give it a gentle tap with a hammer to set the direction, followed by a few firmer taps, and the whole thing will be as solid as if it were welded in place.
- Of course, you can also use a drop of glue, but it shouldn’t be necessary.
- And that now still repeat with the other side.
Done!
- 3D printing
Although the slicer indicated that support wasn't necessary, based on my experience, I added minimal support to the eyelet.
- Material
- PLA should work fine. With other materials, you might run into issues with the pin.
License
You shall not share, sub-license, sell, rent, host, transfer, or distribute in any way the digital or 3D printed versions of this object, nor any other derivative work of this object in its digital or physical format (including - but not limited to - remixes of this object, and hosting on other digital platforms). The objects may not be used without permission in any way whatsoever in which you charge money, or collect fees.












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