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tutorials:making_a_filament_pulley_or_hobbed_bolt

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tutorials:making_a_filament_pulley_or_hobbed_bolt [2014/07/14 01:22] ashleytutorials:making_a_filament_pulley_or_hobbed_bolt [2014/07/14 05:14] ashley
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 >> Insert Dan's pictures << >> Insert Dan's pictures <<
  
-Next, we placed the bolt into the [[http://www.thingiverse.com/thing:1802|hobbing jig]] held in the mill's vice, and turned a 1/4" tap against it to cut the teeth. We produced one excellent bolt (the short one to be used for an Ultimaker), and two possibly usable bolts for the Tantillus.+Next, we placed the bolt into the [[http://www.thingiverse.com/thing:1802|hobbing jig]] held in the mill's vice, and turned a 1/4" tap against it to cut the teeth. We produced three (hopefully) usable bolts, one for an Ultimaker and two for the Tantillus.
  
 {{:tutorials:img_20140712_175037.jpg?300|}} {{:tutorials:img_20140712_175037.jpg?300|}}
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   *Use M8 bolts if possible so they fit standard 608ZZ bearings. The 5/16 bolts were a bit loose.   *Use M8 bolts if possible so they fit standard 608ZZ bearings. The 5/16 bolts were a bit loose.
   *We had some concern about the 3D printed jigs but they were very strong, printed in PET at 100% infill.   *We had some concern about the 3D printed jigs but they were very strong, printed in PET at 100% infill.
-  *The Tantillus would benefit from having a shorter, Wades' style bolt. They are easier to cut because the teeth are near the centre allowing the cut to happen inside the jig instead of outside, and they are easy to source ready-made.+  *The Tantillus would benefit from having a shorter, Wades' style bolt. They are easier to cut and easy to source ready-made.
tutorials/making_a_filament_pulley_or_hobbed_bolt.txt · Last modified: 2015/12/12 14:31 by 127.0.0.1

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