Hydraulic system for a slide

Details Hydraulic system for a slide Hydraulic system for a slide

B - Operations, Transporting

29

C

B29C 45/40 (2006.01) B29C 45/33 (2006.01)

Patent

CA 2515142

The invention relates to a form tool for injection-molding molded articles (6), especially PET parisons. The form tool comprises a base plate (2) and a stripper plate (3) having a slide (4). A plurality of separable male mold cones (5, 5') is provided on the slide (4). For removing the parisons (6), the male mold cones (5, 5') are completely opened using a hydraulic drive (12) instead of an inclined drag element.

L'invention concerne un outil de formage servant au moulage par injection d'ébauches (6), notamment d'ébauches en PET. Cet outil de formage présente une plaque de base (2) et une plaque d'éjection (3) comportant un coulisseau (4). Plusieurs poinçons coniques (5, 5') séparables sont placés sur le coulisseau (4). Pour le prélèvement des ébauches (6), les poinçons coniques (5, 5') sont entièrement ouverts au moyen d'une commande hydraulique (12) et non pas au moyen d'un élément de traction incliné.

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