AUTO
CRIB
II.
Drive System
1.
Motors
a.
Electric Gear Motors
b.
3 sizes
i.
Main Motor (1 each)
ii.
Large Sub Platter Motor (1 each)
iii.
Small Sub Platter Motor (3 each)
2.
Encoders and Position Sensors – Hall effect slotted interrupts
a.
Encoders
i.
Main and Large Sub Platter: located on the motor backshaft
ii.
Small Sub Platters: located on the sprocket teeth
b.
Position Sensors and Reference Marks
i.
Main Platter: located on the perimeter
ii.
Large Sub Platter: located on the 03X platter
iii.
Small Sub Platters: one is located on each the 11X, 21X, and 31X platters
3.
Chains
a.
Main Platter is tensioned at the motor mount. There is about an inch deflection.
b.
Large Sub Platter and the Small Sub Platters are tensioned at the motor mount.
4.
Wiring
a.
There are two cables per system
i.
Motor Driver
1.
2 cond. 18 AWG Stranded BW
2.
Attached with .093 pin and socket connectors
ii.
Signal
1.
5 cond. 22 AWG Shielded
2.
Attached with HDE MTA 156 connectors
III.
Posts, Hex Shafts, Mounting Arms, and Tray Assemblies
1.
Main Post
a.
The large center support post with top and bottom mounting collars.
b.
Houses the wiring for the Large Sub Platter motor
c.
Supports the three Large Sub Platter arms and the three Small Sub Platter arms.
2.
Large Sub Platter Posts
a.
There is one post per Large Sub Platter with top and bottom collars.
b.
Houses the wiring for the Large Sub Platter and Small Sub Platter arms
3.
Hex Shafts
a.
The machine contains 3 long hex shafts and 9 short hex shafts
b.
Support the trays and dividers
c.
Permanently oriented to position sensors by the center pins of the sprockets
d.
Bearings are stock UHMW polyethylene. These can be replaced if necessary.
e.
Mounting Arms
i.
There are 3 on each RoboCrib
ii.
The flat head screws allow the tray assemblies to be removed and replaced.
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