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This is work in progress!

Parts List

Off-the-shelf parts

QtyPart NamePart LinkComments
28mm Metric Acme Lead Screw 290mmhttp://openbuildspartstore.com/8mm-metric-acme-lead-screw/
2Anti-Backlash Nut Block for 8mm Metric Acme Lead Screwhttp://openbuildspartstore.com/anti-backlash-nut-block-fo...SKU 1055; set includes M5 lock nuts
4V-Slot 20x20mm 250mmhttps://makersupplies.dk/linear-rail/13-linear-rail-20x20-v-slot.html
8Xtreme Solid V Wheel™ Kithttp://openbuildspartstore.com/xtreme-solid-v-wheel-kit/SKU 465
4Aluminum Spacers - 6mmhttp://openbuildspartstore.com/aluminum-spacers/SKU 90
4Eccentric Spacer - 6mmhttp://openbuildspartstore.com/eccentric-spacer/SKU 226
4Ball Bearing 688Z 8x16x5http://openbuildspartstore.com/ball-bearing-688z-8x16x5/SKU 780
48mm Shim (12x8x1mm)http://openbuildspartstore.com/8mm-shim/SKU 835
4Lock Collar - 8mmhttp://openbuildspartstore.com/lock-collar/SKU 840
5V-Slot T-Nut M5https://openbuildspartstore.com/tee-nuts-m5-10-pack/
4M5 x 20mm Low Profile Screwhttp://openbuildspartstore.com/low-profile-screws-m5/SKU 750-pack
8M5 x 22mm Low Profile Screw
for mounting wheels
8M5 Nut Low Profilehttps://openbuildspartstore.com/thin-hex-nut-m5/SKU 181; for mounting wheels
11M3 x 8mm Button Head Screw

4M3 x 5mm Button Head Screw
For screwing SledPlate to BedPlate
10M3 Nut

6M2 x 6mm Screw

4M2 x 10mm Screw

10M2 Nut

2M2 Washer

8Self Tapping Screw #10http://openbuildspartstore.com/self-tapping-screw/SKU 720
3Hex Standoff M3 (female/male) 30mm
For mounting one of the stepper motors
2NEMA 17 Stepper Motorhttps://openbuildspartstore.com/nema-17-stepper-motor/Use pancake motor to save space
2GT2 pulley 20 5mm borehttps://makersupplies.dk/belts-and-pulleys/479-belts-and-pulleys-mellow-gt2-pulley-20.html
2GT2 pulley 20 8mm borehttps://makersupplies.dk/belts-and-pulleys/479-belts-and-pulleys-mellow-gt2-pulley-20.html
1GT2 timing belt 6 mm closed loop 128 mmhttps://gtech-shop.de/GT2-Zahnriemen-6-mm-128-mm-64-Zaehne
1GT2 timing belt 6 mm closed loop 250 mmhttps://gtech-shop.de/GT2-Zahnriemen-6-mm-250-mm-125-Zaehne
2Micro Switch
Panasonic AV32143AT or similar

Custom parts

QtyPart NameProcessMaterialFile
2StandardEndPlate_BeamBracketLaser cuttingAluminium (AlMg3), 2mm2mm_ALL_with_tabs.dxf
2StandardEndPlate_InnerPartLaser cuttingAluminium (AlMg3), 2mm

     - " -


2StandardEndPlate_OuterPartLaser cuttingAluminium (AlMg3), 2mm     - " -
1EndPlateLower_BeamBracketLaser cuttingAluminium (AlMg3), 2mm     - " -
1EndPlateLower_InnerPartLaser cuttingAluminium (AlMg3), 2mm     - " -
1EndPlateLower_OuterPartLaser cuttingAluminium (AlMg3), 2mm     - " -
1EndPlateUpper_BeamBracketLaser cuttingAluminium (AlMg3), 2mm     - " -
1EndPlateUpper_InnerPartLaser cuttingAluminium (AlMg3), 2mm     - " -
1EndPlateUpper_OuterPartLaser cuttingAluminium (AlMg3), 2mm     - " -
1BedRulerLaser cuttingAluminium (AlMg3), 2mm     - " -
2SledPlateLaser cuttingAluminium (AlMg3), 3mm3mm_ALL_with_tabs.dxf
1BedPlateLaser cuttingAluminium (AlMg3), 3mm     - " -
2SledSpacerLaser cuttingMDF, 5mm5mm_sledspacer.dxfCould also be aluminium
1Microswitch Bracket3d printingany plastic e.g. PLAMicroswitchBracket.stl
1Microswitch Bracket 23d printingany plastic e.g. PLAMicroswitchBracket.2stl

The "end plates" are made of 3 layers of lasercut aluminium, which are aligned and held together by M3 screws. It is also possible to have them CNC milled as on piece, but we choose laser cutting as it is much cheaper to get them produced this way.

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