(abandonded) component: mini stock elevator
2024-03-01
An elevator for feeding stacked sheet stock sheet-by-sheet.
specifications
(subject to adjustment)
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Accepts vertical 100mm stack of stock
-
Dimensional tolerance across stackup +- 2mm in XY
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Stock dimensions <= 200mm x 200mm x 10mm, must be rectilinear
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Outfeed at the top of the stack, height TBD
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Package dimensions: <= 250mm x 250mm x 250mm
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DIN rail mountable
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M4 machine screw mounting holes in corners
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Power interface: 12V, 5A barrel jack
communication interface
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12-pin IDC connector (candidate standardized pinout)
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Digital pin control (preconfigured temperature, closing height, feed distance)
- In
- Feed once (edge triggered)
- Out
- Feeding
- Out of stock
- General fault
- In
cost/complexity
- On the order of $100 in parts, most COTS, some 3d printed, PCB
- Assembly time: an afternoon
work-in-progress BoM
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$20 shafts (~10mm?)
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$10 bushings
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OR: $10 v rollers with 8020
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$30? 8020 frame + assembly hardware
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$10 3d prints
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$10 electrical components
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$15 lead screw x2
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$12 NEMA 12 stepper
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$9 GT2 Belt
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$7 GT2 Pulleys