Method for the production of a molding
OwnerRoland Saur-Broschinventor
Life of this patent
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Abstract
The invention relates to a method for producing a molded piece (compression molding, molded body) using a compression molding device. The use of special construction features for the compression molding device, such as a spring-loaded punch, an intermediate punch and clamps, allows the advantageous production of molded pieces.
Claims20
A method for the production of a molding with a core using a compression molding apparatus comprising an upper punch and a lower punch which are arranged in the vertical direction of a die, characterized
- in that the method comprises at least one step comprising positioning intermediate punch between the upper punch and the die and/or at least one step comprising removing said intermediate punch from this position, wherein the intermediate punch has a pressing surface on its underside.
A compression molding apparatus comprising an upper punch and a lower punch which are arranged in the vertical direction of a die, characterized in that the compression molding apparatus comprises an intermediate punch, and a device with which the intermediate punch can be positioned between the upper punch and the die, wherein the intermediate punch has a pressing surface on its underside.
Dependencies are inferred from the claim text.