Shredder from plastic
Status : idea
Tools / Materials
- must be mostly available in John Doe’s shops
- 3D printer or the precious plastic machines, a DIY press or/and injection
- hard as possible : PET, HDPE, ?
Components
- driveshaft : hexbar from metal or via extrusion
- side plates : oven and press (clamps, vise), the shape is done by arranging metal bars the way and size needed
- blades: as side plates, injection or press via epoxy, plaster or aluminum folie in wood
- drive : motor and/or hand wheel
- optional : transmission : gears and/or wheel
- optional : metal knifes mount on blades
- optional : metal enforcement for side plates, blades and counter blades
Outcome
- shredding soft materials as often found in house holds
- well, what about a useful machine done from recycled plastic ? what about the old reprap idea, making machines from machines ?
Problems / Challenges
- hand wheel needs to big, up to 50 cm diameter : kid bicycle wheel. alternatively if gears can be printed, the wheel can be smaller