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ASSEMBLING METHOD OF MANDREL USED FOR MANUFACTURING COMPOSITE MATERIAL STRUCTURE AND ASSEMBLING APPARATUS OF MANDREL

  • US 20130117983A1
  • Filed: 12/21/2010
  • Published: 05/16/2013
  • Est. Priority Date: 12/25/2009
  • Status: Active Grant
First Claim
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1. An assembling method of a mandrel for assembling a tubular mandrel by joining a plurality of segments together, the segments having a substantially rectangular shape and being parts into which the mandrel is divided along a center axis direction, the assembling method comprising:

  • a segment fastening step of fastening one of the segments which is a fastened target to a specified fastening portion which is one of a plurality of fastening portions set along a circumferential direction on each of a pair of support rings facing each other; and

    a rotation step of rotating the pair of support rings to position the specified fastening portion at an uppermost portion of each of the support rings before the segment fastening step;

    wherein in the segment fastening step, the segment which is the fastened target is placed between the pair of support rings, is lifted up to a height position corresponding to the specified fastening portion along a vertical direction, and is fastened to the pair of support rings.

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