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    • 1. 发明专利
    • Blanking metal-mold and scrap splitting method
    • BLANKING METAL-MOLD和SCRAP分割方法
    • JP2014083556A
    • 2014-05-12
    • JP2012233478
    • 2012-10-23
    • Honda Motor Co Ltd本田技研工業株式会社
    • TAKAHASHI SEIJITANAKA TORUSAKAI YUTAKA
    • B21D28/14
    • PROBLEM TO BE SOLVED: To provide a blanking metal-mold which can suppress catching of a scrap between cutting means.SOLUTION: A blanking metal-mold comprises: first cutting means and second cutting means which are so positioned as to face each other; a scrap cutter which is positioned in a direction crossing the first cutting means and the second cutting means and which splits a scrap remained between the first cutting means and the second cutting means; and deformation means which moves the end portion of the scrap on at least one side of the first cutting means and the second cutting means inwards by performing plastic deformation of the scrap.
    • 要解决的问题:提供一种能够抑制切割装置之间的废料捕获的冲切金属模具。解决方案:冲切金属模具包括:第一切割装置和第二切割装置,其被定位成彼此面对; 沿与所述第一切割装置和所述第二切割装置交叉的方向定位并将废料分割在所述第一切割装置和所述第二切割装置之间的废料切割器; 以及变形装置,其通过进行废料的塑性变形而将第一切割装置和第二切割装置的至少一侧的废料的端部移动。
    • 2. 发明专利
    • Forming condition determining method
    • 形成条件确定方法
    • JP2010023101A
    • 2010-02-04
    • JP2008190099
    • 2008-07-23
    • Honda Motor Co Ltd本田技研工業株式会社
    • NAGAI YUICHIMEGURI HIDEOTAKAHASHI SEIJIKOBAYASHI KOTA
    • B21D24/02
    • B21D24/04
    • PROBLEM TO BE SOLVED: To provide a forming condition determining method of a press machine capable of reducing cost.
      SOLUTION: The forming condition determining method of the press machine comprises: a step of obtaining the minimum fold pressure at which any crack may be generated while the fold pressure is constant from the forming start to the forming completion; a step of calculating the mean value of the reference fold pressure P
      3 from the forming start to the forming completion with the reference fold pressure P
      3 as the value lower than the obtained fold pressure; and a step of extracting a change pattern t
      5 of the fold pressure capable of suppressing generation of both folds and cracks among the change patterns t
      1 -t
      5 of the fold pressure in which the calculated mean value P
      3 is constant.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供能够降低成本的冲压机的成形条件确定方法。 解决方案:压制机的成形条件确定方法包括:获得在从成形开始到成形完成时折叠压力恒定时可能产生任何裂纹的最小折叠压力的步骤; 将基准折叠压力P 3 的平均值从成形开始到成形完成的步骤以基准折叠压力P 3 计算,低于获得的值 折压; 以及提取能够抑制变化图案中的两个折痕和裂纹的产生的折叠压力的变化模式t 5 的步骤t -t 5 < / SB>其中计算的平均值P 3 的倍数压力是常数。 版权所有(C)2010,JPO&INPIT
    • 3. 发明专利
    • Press forming method
    • 压制成型方法
    • JP2008114241A
    • 2008-05-22
    • JP2006298600
    • 2006-11-02
    • Honda Motor Co Ltd本田技研工業株式会社
    • MEGURI HIDEONAGAI YUICHITAKAHASHI SEIJI
    • B21D24/16B21D19/00
    • PROBLEM TO BE SOLVED: To provide a press forming method capable of preventing occurrence of cracks on a flange.
      SOLUTION: This press forming method comprises: a first stage where the panel body 11 and a vertical wall part 21 approximately perpendicular to the panel body 11 are formed by drawing a metal plate on a bending line 17, also a cut line 22 which is extended approximately in parallel to a bending line 17 is provided on the vertical wall part 21 is provided and a stepped part 23 is formed along the cut line 22; and a second stage where the vertical wall part 21 is cut in the stepped part 23 by pressing the outside from the cut line 22 of the vertical wall part 21 in the intrasurface direction of the vertical wall part 21 by a pressing member 31.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种能够防止在凸缘上发生裂纹的冲压成形方法。 解决方案:该冲压成形方法包括:第一阶段,其中通过在弯曲线17上划一个金属板而形成面板主体11和垂直于面板主体11的垂直壁部21,也是切割线22 设置在垂直壁部21上大致平行于弯曲线17延伸的延伸部21,沿着切割线22形成台阶部23; 以及第二阶段,其中垂直壁部21通过按压构件31沿垂直壁部21的表面内方向从垂直壁部21的切割线22向外侧挤压而在台阶部23中切割。

      版权所有(C)2008,JPO&INPIT

    • 4. 发明专利
    • Press working method and press working apparatus
    • 新闻工作方法和新闻工作装置
    • JP2008100241A
    • 2008-05-01
    • JP2006282995
    • 2006-10-17
    • Honda Motor Co Ltd本田技研工業株式会社
    • NAGAI YUICHIMEGURI HIDEOMAEDA SHINGOTAKAHASHI SEIJI
    • B21D22/20B21D37/08
    • PROBLEM TO BE SOLVED: To provide a press working method and a press working apparatus by which the occurrence of cracks in the end parts to which stretch-flanging is applied is prevented. SOLUTION: In the press working apparatus, a steel sheet 12 is held with a holder 40 and blank holders 54 and, in the state where blank holding force is applied to the steel sheet, a potion of the steel sheet 12 is press-formed by lowering a fixed upper die 41. Next, in the state where the blank holding force applying to the steel sheet 12 is released by lowering the blank holders 54, a bent part is formed by performing the stretch-flanging of the rest portion of the steel sheet 12 by lowering a second upper die 90. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种冲压加工方法和一种冲压加工装置,通过该冲压加工方法防止了施加拉伸凸缘的端部中的裂纹的发生。 解决方案:在冲压加工装置中,钢板12保持有保持件40和坯料保持件54,并且在向钢板施加坯料夹持力的状态下,将钢板12的部分压制 通过降低固定的上模41来形成。接下来,在通过降低坯料保持器54来释放施加到钢板12的坯料保持力的状态下,通过执行其余部分的拉伸翻边来形成弯曲部分 通过降低第二上模90来降低钢板12.版权所有:(C)2008,JPO&INPIT
    • 6. 发明专利
    • Apparatus and method for press work
    • 装置和方法
    • JP2008100239A
    • 2008-05-01
    • JP2006282993
    • 2006-10-17
    • Honda Motor Co Ltd本田技研工業株式会社
    • MAEDA SHINGOMEGURI HIDEONAGAI YUICHITAKAHASHI SEIJI
    • B21D24/14B21D22/26
    • PROBLEM TO BE SOLVED: To provide an apparatus for press work which can form a clear character line.
      SOLUTION: The apparatus 10 for press work forms the formed product having the character line. The apparatus 10 for press work comprises an upper die 38 and a lower die 52 which are arranged on both sides of a steel sheet 12, an upper die mechanism 18 for making the upper die 38 advance and recede with respect to the lower die 52, a first holder 42 and a second holder 44 for applying a wrinkle suppressing force by holding the steel sheet 12, and a control section 16 for controlling the upper die mechanism 18 and the first holder 42. The upper die 38 is divided into a first upper die 48 and a second upper die 58 above the character line of the formed product. The first holder 42 and the second holder 44 are arranged on the sides of the first upper die 48 and the second upper die 58 respectively. The control section 16 controls the press work such that first the steel sheet 12 is pressed by the second upper die 58 while making the wrinkle suppressing force by the first holder 42 larger than the wrinkle suppressing force by the second holder 44, and then the steel sheet 12 is pressed by the first upper die 48.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种可形成清晰字符线的按压工作装置。 解决方案:用于压力加工的装置10形成具有字符线的成形产品。 用于压力加工的装置10包括布置在钢板12的两侧的上模38和下模52,用于使上模38相对于下模52前进和后退的上模机构18, 用于通过保持钢板12来施加皱纹抑制力的第一保持器42和第二保持器44;以及用于控制上模机构18和第一保持器42的控制部分16.上模38被分成第一上部 模具48和形成产品的字符线上方的第二上模58。 第一保持器42和第二保持器44分别布置在第一上模48和第二上模58的侧面上。 控制部16控制冲压加工,首先使第二上模58按压钢板12,同时使第一保持件42的皱纹抑制力大于第二保持件44的起皱抑制力,然后钢 片材12被第一上模48按压。版权所有(C)2008,JPO&INPIT