Invention Grant
US06427328B2 Method for producing a one-part vehicle wheel 失效
单件车轮制造方法

  • Patent Title: Method for producing a one-part vehicle wheel
  • Patent Title (中): 单件车轮制造方法
  • Application No.: US09794614
    Application Date: 2001-02-28
  • Publication No.: US06427328B2
    Publication Date: 2002-08-06
  • Inventor: Guenter Pollkoetter
  • Applicant: Guenter Pollkoetter
  • Priority: DE19721962 19970526; DE19808106 19980226
  • Main IPC: B23P1700
  • IPC: B23P1700
Method for producing a one-part vehicle wheel
Abstract:
An apparatus and a method for producing a one-part vehicle wheel are provided, in which a substantially disk-shaped, undercut-free pre-form is cast. Immediately after casting the pre-form is conveyed to a flow-forming machine, while maintaining a residual heat and is fixed therein. The circumferential area of the fixed pre-form is split and, by subsequent spinning and flow-forming, is constructed as an intermediate form with a rim, which already substantially has the wall thickness of the rim of the finished vehicle wheel. The intermediate form is cooled, sized, and undergoes a final end-working.
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