Mendel Reprap Extruder Types
1) Spring Head: Allows the extruder to move over ridges that blocks its path
Instructions: No
Works:Yes
Links: [1]
2) Granular Extruder: Allows the use of pellets to make parts instead of a plastic rod
Instructions: Some, not detailed
Works:Needs Improvement
Links:[2]
[3]
3) Spool Head: prints metal, only limited shapes tested
Instructions:Some, not detailed
Works: Needs more testing on other shapes
Links:[4]
Boards for Reprap
Get all solid edge parts here:([5])
Motherboard plate
- place to mount extruder controller and motherboard
- made from MDF
- schematics
- solid edge file is located in this area in the downloaded files: reprap-mendel-20100308/mendel/mechanics/solid-models/Temporary/SolidEdge/circuit-boards motherboard-plate.par
Stepper motor mounting board:
- place to mount stepper motor drivers and usb-female pcb
- made from MDF
- schematics
- solid edge file is located in this area in the downloaded files: reprap-mendel-20100308/mendel/mechanics/solid-models/Temporary/SolidEdge/circuit-boards stepper-plate.par
Bed
- where the plastic is printed
- made from MDF
- schematics
- solid edge file is located in this area in the downloaded files: reprap-mendel-20100308/mendel/mechanics/solid-models/Temporary/SolidEdge/m4-standard-bot bed.par
other possibilities for bed:
- heated bed
- cut out a copper board to be used later to make heater bed and to print on
- Wooden bed: Mendel uses wooden base,entire wooden mendel, wood ratings
- Cast Polymer: design 1
- General ideas: different materials and their strengths
- Plexiglas (acrylic)
- things the printed material will stick to [6], [7]
- HDPE (plastic cutting board)
Y-Chassis
- set-up for the y-axis
- made from MDF
- schematics
- solid edge file is located in this area in the downloaded files: reprap-mendel-20100308/mendel/mechanics/solid-models/Temporary/SolidEdge/m4-standard-bot y-chassis.par
Purge Plate
- on the y-axis
- made from MDF
- schematics
- solid edge file is located in this area in the downloaded files: reprap-mendel-20100308/mendel/mechanics/solid-models/Temporary/SolidEdge/m4-standard-bot purge-plate.par
MDF: this needs to be 4-6mm width a 42cmx40cm sheet
Flags
- three one for each axis
- aluminum sheet, <2mm in thickness, 8cm x 5cm
- solid edge file is located in this area in the downloaded files: reprap-mendel-20100308/mendel/mechanics/solid-models/Temporary/SolidEdge/m4-standard-bot x-flag.par, y-flag.par, z-flag.par, x-flag-flat.par, y-flag-flat.par, z-flag-flat.par
Extruder Help
General Tips [8]
Reprap Parts and Where to Order
The current parts that have been ordered for the reprap are listed in this document below. I will update this document as more parts are ordered.Media:parts_for_reprap.odt
Links
- Almost totally plastic system that can move in 3 dimentions called Sarrus Linkage Mark III, and attachment for an extruder is being worked on.