Patent ID: 6893250
Filing Date: 2005-05-17
Classification: B29C

Abstract:
1. A closing and clamping system ( 10 ) for an injection molding machine ( 1 ), the machine comprising a fixed mold half ( 4 ) mounted on a fixed plate ( 3 ) integral with a machine frame ( 2 ) and a moveable mold half ( 9 ) mounted on a moveable plate ( 8 ) supported in translation on the machine frame ( 2 ) and guided along guide columns ( 5 ) integral with the fixed plate ( 3 ), to pass from a mold closing position, wherein the two mold halves ( 4 , 9 ) are coupled together defining a cavity for injection of the plastic material, to a mold opening position, wherein the two mold halves ( 4 , 9 ) are spaced apart from each other to allow ejection of the molded product, the closing and clamping system ( 10 ) comprising clamping means, integral with said moveable plate ( 8 ) and acting on a portion of said guide columns ( 5 ) to lock the moveable plate ( 8 ) in position, when it is in the mold closing position, characterised in that said clamping means comprise a plurality of locking inserts (