After the upgrade, the full automatic pin system vacuum membrane press machine  does not require manual placing of the backing plate.
The press cycle is as follows:
1) Layup of parts onto tray with pins in upright position
2)Press the button to drop the parts that does not touch the pins
3) Pulling of vinyl over finished bed
4) Loading of press
5) Processing parts through the press cycle
6) Unloading of press
7) Turn over device removes parts from tray
8) Tray returns for new cycle
All of this is done with two rotating trays,the working period of ordinary workpiece is less than 2 minutes (results vary based on part configurations, and ambient conditions).