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Title:
BENDING WORKING APPARATUS FOR RESIN MOLDING
Document Type and Number:
Japanese Patent JP3686230
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To work a resin molding of pipe shape by bending by thermally softening the resin molding without marring its appearance.
SOLUTION: This bending working apparatus for a resin molding is equipped with an upper chuck 9 and lower chuck 8 for retaining a part other than a part to be worked by bending, of a pipe part 2. In addition, an air heater 11 with an air nozzle 15 to be inserted into the bore of the pipe part 2 by an air heater drive actuator 12 is arranged on the tip side of the pipe part 2 retained by both chucks 9, 8. Further, a hot blast is ejected from the bore side of an air ejection hole 17 in the air nozzle 15 to heat the part to be worked by bending 25. Besides, a bending member 22 which pushes up an area near the part to be worked by bending 25 is provided in such a way that the bending member 22 is vertically movable by a drive actuator 20 for the bending member 22.


Inventors:
Kuboi, Toru
Tanaka, Hirokazu
Application Number:
JP1997000246829
Publication Date:
August 24, 2005
Filing Date:
September 11, 1997
Export Citation:
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Assignee:
OLYMPUS OPTICAL CO LTD
International Classes:
B29C53/02; B29C53/08; B29C53/84; B29D22/00; B29D23/00; B29L22/00; B29L23/00; (IPC1-7): B29C53/08; B29C53/84; B29D23/00
Domestic Patent References:
JP63247020A
JP6017924U
Attorney, Agent or Firm:
奈良 武