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Automation
Products for the
Injection Molding Industry |
800-452-5317 |
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Parts
Diverting - Reverse Control Separation
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If
an injection molding machine is capable of sending a 'bad
shot' signal, bad parts can usually be removed by using
either a parts diverter or a reverse control on the under
press conveyor.
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| Reverse
Conveyor Control |
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When
a conveyor with reverse control is used to remove parts,
a signal from the molding machine is used to signal the
under press conveyor to reverse until the parts are removed.
Once the parts have exited the conveyor, the conveyor
returns to it's original direction. |
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When
a diverter is use to remove bad parts, a signal from
the molding machine activates a time sequence that is
used to control the diverter.
This
pneumatic chute diverter is fitted onto the end of a
conveyor. While this particular unit was developed to
remove bad parts, it could also be used to periodically
remove parts for inspection or as a two station box-filling
system. |
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How
does it work?
- There
are two chutes at the end of the conveyor, an upper
chute and a lower chute. Pneumatic cylinders are used
to raise or lower the upper chute.
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If the shot is good, the upper chute remains down
and the good parts exit through it into a container.
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If the shot is bad, the molding machine sends a signal
to the diverter to raise the upper chute. This creates
an opening which allows the bad parts to fall into
the lower chute, and into another container.
- After
a predetermined period of time, the top chute returns
to its original position.
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| © 2004
Crizaf Automation Systems. All rights reserved. |
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