$65 3D Printer made from recycled electronic waste - Build sequence 21 - Arduino Y-endstop wiring

Описание: New and cheaper $65 Sub33D 2.07 version with improved x-axis motor and idler mounts can be downloaded from:
http://www.thingiverse.com/thing:1429273

Print area 200W x 200D x 180H
High accuracy long life 604zz bearing construction (No linear bearings)
10mm rods throughout design (stiffer, less vibration)
Ridged frame design (minimize frame flexing)
Designed to Utilise recycled printer, PC and general e-waste components from e-waste recyclers
Utilizes thingiverse extruder components:
E3D_v6_Compact_Extruder_for_i3_Rework

Component cost excluding recycled components under $65 USD, purchased components:

J-Head Hotend, short distance $4.50
ATMEGA2560 board $5.95
Ramps 1.4 shield $4.28
4 x DRV8825 Stepper Motor Driver $6.20
Optical Endstop Switch For RAMPS 1.4 $0.68
2 x Micro switch - roller leaver $0.80
2 x GT2 20 Tooth pulley and 2m GT2 belt $3.85
100K ohm NTC 3950 1% Thermistor $0.80
RAMPS1.4 2004 LCD Display $8.09
30 x 604zz bearings $4.23
Heat bed $6.08
0.5kg 3D Printer Filament ABS 1.75mm $8.00
100x 2.54mm pitch Dupont connectors $0.76
Threaded rod, small number of screws, Wade Extruder bolt and misc items ~$10.00

Total (inc delivery) $64.22


Main recycled components:

8mm acrylic sheets from PC LCD monitors
10mm chrome steel rods recovered from office printers
Nema 17 stepper motors recovered from office printers
ATX 350W PC power supply
rubber bushes, heatsinks, fans recovered from office printers and PC's
Screws recovered from general e-waste
16mm laminated particle board base plate recovered from old kitchen cabinet material
Heatbed glass recovered from office printer
Wiring recovered from Ethernet LAN cable (multi stranded wire, not solid core) and PC power cords (10A wires)
Bearings recovered from office printer stepper motors (non Nema type stepper motors)

Built and filmed on location:
Substation 33 (www.substation33.com.au)
31 Mary St, Kingston QLD 4114, Australia
Ph +61 (07) 3826 1533