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Patent Searching and Data


Title:
UPPER MOLD AND PROCESSING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2022/059382
Kind Code:
A1
Abstract:
[Problem] To stabilize a posture of an upper mold at a time of moving between a mold guide rail and a connection rail to prevent a collision of a protruded portion and a groove portion. [Solution] Provided is an upper mold 20 which is conveyed through a mold guide rail 12 provided on a lower portion of a ram 11 provided to a pressing machine 100 and a connection rail 44 connected to the mold guide rail 12. On right and left sides while sandwitching a center portion 26 when viewed in a back-and-forth direction D2, the upper mold 20 is provided with protruded portions 25 that are protruded in the back-and-forth direction D2, and moved by being guided through groove portions 12a, 44a provided to the mold guide rail 12 and the connection rail 44. The protruded portions 25 each have an outer side guided portion 25a disposed on an outer side in a conveyance direction D1 relative to the center portion 26 and an inner side guided portion 25b disposed on an inner side closer to the center portion 26 as compared to the outer side guided portion 25a. A distance L1 in the conveyance direction D1 between the outer side guided portion 25a and the inner side guided portion 25b is longer than a gap length W2 between the mold guide rail 12 and the connection rail 44.

Inventors:
HATTORI KATSUMASA (JP)
Application Number:
PCT/JP2021/029359
Publication Date:
March 24, 2022
Filing Date:
August 06, 2021
Export Citation:
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Assignee:
MURATA MACHINERY LTD (JP)
International Classes:
B21D5/02; B21D37/04
Foreign References:
US7168286B12007-01-30
JP2019181484A2019-10-24
JP2003211223A2003-07-29
JP2014083541A2014-05-12
JP2017537793A2017-12-21
Attorney, Agent or Firm:
NISHI, Kazuya et al. (JP)
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