QSZ380 Three Side Trimmer is opened by our company.It can continuously do the unit of three cut on the working flow .It also can do the safest working unit of three cut.By the simple change ,it can uses the manual to cut the size (80*80-144*105)mm book or cut the book of width is bigger than 260mm.

　　The main gear wheel and intermittent framework are lubricated by the oil.The important joint uses the scroll or needle bearing .The front and sides both use the device of knife fleetly change .The board is a plug-in structure and needn’t combine.The main machine and book-out board have unaided frequency conversion device .After the book coning through the conveyer belt , the machine will separate the book automatically ,go to correctly ,consolidation ,cut three sides ,arrange book automatically . Under the machine is non-stop working ,it could adjust the cutting size of book breadth.And also it has a chip rentoval tundish so that the wastepaper can expel form the pipeline.　　The pivotal part for cam corrected the date by the computer.

　　The machining center finishes cambered processing ,it insure the precision of the cutting size.The machine will be lubricated when it panseals and counts time automatically.None but the less parts need supply the machine oil on schedule. The button of the electronic box screen can do the speed setting for the motor,it also can do the time setting for winding and sparying.Through the “open page” operation can display the safe state from every parts of machine.It is quite simple and reliable.This machine suits the printing factories which product a great of book .