OpenPlacer Part List
(AR22) A Axis motor with modified shaft (26mm type)
(AR36) A axis motor with modified shaft (35mm type)
(BE21) timing belts (GT2) used in different lengths in different axis
(CD32) 3.81 pitch connector 2pin, 4pin, 5pin, 7pin, and 8pin types are used
(CE02) chassis front and back plate
(CE06) (middle carriage – head – upper cable drag chain – x axis timing belt) mounting part
(CE07) lover cable drag chain holding part
(CH01) cable drag chain 10×15 mm for upper side and 15×20 mm for lover side
(CS12) timing belt fixing plate (1 pcs for X axis, 2 pcs for Y axis)
(DB02) controller board (atxmega192 mcu with TinyG firmware (type1)) and (atmega2560 mcu with repetier firmware (type2))
(HC12) down looking camera with led and diffuser (inside head)
(HN01) cable harness (d-sub15 to head – 3.81 connector 8pin to conreoller, 3.81 connector 5pin to controller)
(HN02) cable harness (jst connector to X motor, X and Y home switches – 3.81 connector 7pin to controller)
(MM12) Y axis motor mounting plate
(NM08) nozzle changer magazine
(NN08) nozzle (4 different types)
(PD03) PCB tray lifter bushing
(PF02) idler pulley for timing belt (1 pcs for X axis, 2 pcs for Y axis)
(PU01) GT2 16 tooth timing pulley (1 pcs for X axis, 2 pcs for Y axis)
(RE01) idler pulley lifter bushing for for Y axis (2 pcs)
(RE02) induction hardened linear guide (2 pcs for X axis, 2 pcs for Y axis)
(RS04) upper bridge connector lifter bushing (4 pcs)
(HN03) cable harness (head usb connector – controller)
(LC11) right side carriage connection part (static connection for Y axis timing belt – idler pulley for X axis timing belt)
(LP06) up looking camera adapter ring
(LR02) up looking camera led ring
(LR14) up looking camera diffuser plate
(LR15) up looking camera mounting nut
Photos from our workshop
modified and stock nema14 motors. stock motors shaft and front bearing removed, custom machined shaft and bigger inner diameter bearing installed
standard 8 mm strip feeders. standard feeder has 6 x 8 mm feeders with paper tape and 4 x 8 mm feeders for high height components
dovetail machined feeders macro view.
nozzle tip. fits nema14 custom shaft. eliminates run-out problems with 2 centering o-rings.
feeder vibration damping test video
strip feeder accuracy test
atmega2560 controller (repetier, marlin or grbl)
atxmega192 controller (tinyg)
0.8mm OD, 0.6mm ID nozzles arrived
nozzle shell’s waiting to be assembled
first prototypes
machining of the PnP head
Head assembly
Cutting stencils
nozzle run-out test from the nearest part to the motor ± 0.01mm run out
nozzle run-out test from the nearest part to the motor ± 0.03mm run out
automatic nozzle changer plates arrived. latest batch of driver boards 100 – 240v input 12v 50w SMPS
belts for 2 size machines GT2 50 meters screw set for head assembly
screw set for chassis assembly part set for chassis part set for pnp head
feeders feeders cable harness
pnp head main block vacuum pumps
a shot from our workshop
upper line 201 resistors bottom line 402 resistors
for the 201 components I think, 1.acceptable 2.acceptable 3.not acceptable 4.I do not know 5.fail 6.I do not know
402 resistors first 4 in 0 degrees last 2 in 90 degrees orientation
placing 402 components
placing 201 components