movable platen

movable platen

[′mü·və·bəl ′plat·ən]
(engineering)
The large platen at the back of an injection-molding machine to which the back half of the mold is fastened.
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References in periodicals archive ?
The insulator sheets are used on molds and dies between the top clamping plate and the stationary platen and between the bottom of the ejector housing and the movable platen.
A small sampling of topics to indicate detail and range: parametric design for hydraulic mounting engine, prediction of building deformation caused by subway construction, solar cell surface texturing, and topology optimization on the movable platen of plastic injection machine.
The entire unscrewing device is mounted on the back of the movable platen and positioned within the protective housing of the injection molding machine.
Meanwhile, HPM has a new horizontal solution for insert molding--its Freedom rotator WP series of two-platen hydromechanical presses with a rotating movable platen.
The HPM Division of Taylor's Industrial Services has a rotating, movable platen option for its Freedom Series injection molding machines that can reduce cycle time for insert molding, multicolor, coinjection and other processing by 30% to 35% and improve productivity by up to 133%, says HPM.
Molds can be changed by simply closing the movable platen until it closely contacts the molds, in the same manner as a straight hydraulic clamp.
With the tiebarless clamping unit in combination with the Flexlink compensation element behind the movable platen, it is said to be possible to achieve considerably lower platen deformation values because of the design characteristics.
The movable half of the system consists of an ejector housing that bolts directly to the movable platen, allowing interchangeable cavity insets to slide in and out.
Each mold inspection unit is equipped with fixed and movable platens to facilitate rotation and the precise positioning of mold halves or coupled units for inspection and maintenance.