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Cover assembly for multi-configurable machine tool

  • US 5,181,898 A
  • Filed: 09/16/1991
  • Issued: 01/26/1993
  • Est. Priority Date: 09/16/1991
  • Status: Expired due to Fees
First Claim
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1. A cover assembly for a machine tool having a workhead and a workpiece changing mechanism with a pair of spaced apart workpiece transfer stations for alternately rotating workpieces between the workhead and a workpiece loading/unloading zone, said cover assembly comprising a housing substantially enclosing said machine tool and having a workpiece exchange opening, and a workpiece exchange shield attached to said housing adjacent said opening, said opening providing sufficient clearance for rotation of said workpiece changing mechanism, said shield having means for sealingly engaging said workpiece changing mechanism when in sealing position to substantially close said opening, and means for reciprocating said shield away from said changing mechanism to an exchange position which accommodates the rotation of said changing mechanism without interference.

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