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Separating device with cutting chain for processing sandwich panels

  • US 6,408,730 B1
  • Filed: 07/03/2000
  • Issued: 06/25/2002
  • Est. Priority Date: 08/25/1998
  • Status: Expired due to Term
First Claim
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1. A cutting device for cutting a sandwich plate (2) and having a housing (3) with a support plate (12) and a motor-driven cutting tool (5) rotatably supported in a guide mechanism in the housing to move in a cutting direction and cut through the sandwich plate (2), said cutting tool having cutting elements that move together in a common path of movement extending transversely of the plate on said support plate (12), wherein said cutting tool is an endless cutting chain (5) with said cutting elements comprising chain links (27, 28, 29) arranged in three adjacent rows comprising a middle row and two outer rows and wherein said guide mechanism is a chain guide (4), said chain links (27, 28, 29) being pivotably coupled so that adjacent links in the path of movement (23) of said chain can pivot relative to one another on pivot axes extending transversely of the path of movement, each of said links in each of said rows having several cutting teeth (34) which project in a radial direction on the cutting chain (5) and have cutting edges (35) which extend in a direction transversely of the path of movement of the chain links (27, 28, 29), said links having leading and trailing ends in the path of movement of said chain, said cutting edges (35) of the teeth in each link lie along an imaginary line (36, 37) curved radially outwardly of said cutting chain, and the links (28) of said middle row have their leading and trailing ends in the path of movement (23) overlapping the ends of the trailing and leading ends of the links (27, 29) of said outer rows, the adjacent links in the three rows of the chain are pivotably connected to one another by connecting bolts (30) which extend through one end portion of said outer rows and one end portion of the link of said middle row.

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