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    • 11. 发明公开
    • 유압을 이용한 입체성형물의 제조방법 및 장치
    • 使用液压压力制造三维模具的方法和装置
    • KR1020040058777A
    • 2004-07-05
    • KR1020020085165
    • 2002-12-27
    • 손병규
    • 손병규
    • B21D26/053
    • B21D26/053B21D37/10
    • PURPOSE: A method and an apparatus for manufacturing a three-dimensional molding using hydraulic pressure are provided to maximize productivity and merchantability by forming various cubic protrusions on the outer circumferential surface of the first molding promptly, simply and accurately without defects after molding first molding. CONSTITUTION: The apparatus is characterized in that a hydraulic mold(10) for forming a three-dimensional protrusion on the outer circumferential surface of first molding(1) formed through press comprises a plural sliding type split dies(3) transferred forward and backward on a plane centering around a molding part, and a liftable and lowerable cap die(4) for sealing an upper part of the split dies and supplying a certain hydraulic pressure to the split dies at the same time when the split dies are gathered to a central part as the liftable and lowerable cap die is being lifted and lowered vertically, wherein a three-dimensional depressed part(31) is formed on an inner surface of the split dies, and a hydraulic pressure supply hose(5) for supplying hydraulic pressure and a hydraulic pressure discharge hose(6) for discharging hydraulic pressure are mounted on the liftable and lowerable cap die.
    • 目的:提供一种使用液压制造三维模制品的方法和装置,以通过在第一模塑成型后立即,准确且无缺陷地立即在第一模制品的外圆周表面上形成各种立方体突起来最大限度地提高生产率和适销性。 构成:该装置的特征在于,用于在通过压力机形成的第一模制件(1)的外周面上形成三维突起的液压模具(10)包括:多个滑动型分模(3) 围绕成型部件的中心的平面以及用于密封分割模具的上部并且在分割模具被聚集到中心的同时向分割模具提供一定液压的可升降的盖模具(4) 作为可升降的帽模具的一部分被垂直升降,其特征在于,在分割模具的内表面上形成有三维凹部(31),以及用于供给液压的液压供给软管(5) 用于排出液压的液压排出软管(6)安装在可升降的帽模上。
    • 14. 发明授权
    • 판재 액압성형 방법 및 장치
    • KR102174318B1
    • 2020-11-04
    • KR20140014142
    • 2014-02-07
    • B21D26/021B21D26/027B21D26/053
    • 본발명은서로다른크기의정수압(Hydrostatic Pressure)을각각크기를조절하여판재(Sheet)의양면에작용시켜복잡한형태의큰 성형도(Strain)를필요로하는부품을성형하는기술과그에필요한장치에관한것으로, 연료전지의금속분리판과같이금속박판(Metallic Thin Plate)을미로(Labyrinth)형태의유로(Flow Channel)를가지는부품으로국부결함이나터짐현상없이성형하는데에유용하게이용될수 있다. 상기의목적을달성하기위하여본 발명에서는, 최종부품과소재의면적비율을고려하여성형전에미리여유소재유입량을계산하고최종부품의형상을가지는금형측으로부터판재에정수압을인가하여여유소재유입량을확보하며이어서판재의반대편에높은압력을인가하여미리확보된여유소재유입량이최종부품형상으로의성형에소진되어종래의판재성형기술에서보다높은성형도를필요로하는판재부품의성형을가능하도록한다.
    • 20. 发明公开
    • 하이드로 포밍용 펀치 장치
    • 用于水压成型的冲压装置
    • KR1020150075279A
    • 2015-07-03
    • KR1020130163316
    • 2013-12-25
    • 주식회사 포스코
    • 신점수한상빈전효식
    • B21D26/053B21D26/035
    • B21D26/033B21D26/045B21D37/04B21D39/08B21D41/02
    • 자동차부품등의소재가공을위한하이드로포밍용펀치장치가제공된다. 상기하이드로포밍용펀치장치는, 펀치작동을위한제1 실린더와연계되는펀치고정수단; 및, 상기펀치고정수단에연계되는펀치수단;을기본으로하되, 상기펀치수단은상기제1 실린더와연계되는제2 실린더를매개로상기펀치고정수단에탈,부착가능토록조립되는것이다. 이와같은본 발명에의하면, 소재(튜브)에삽입되는펀치의설비조립시센터링은유지되면서, 특히펀치수단의장치조립및 분해등을용이하게하여, 하이드로포밍조건에대응하여펀치셋팅을원활하게함으로써, 궁극적으로하이드로포밍을기반으로하는소재의가공정밀성과장치가동성을향상시키는개선된효과를얻을수 있다.
    • 提供了一种用于加压成型的冲压装置,用于加工诸如车辆部件的材料。 用于液压成形的冲压装置包括连接到用于冲头操作的第一气缸的冲头固定装置和连接到冲头固定装置的冲头装置。 冲头装置通过连接到第一气缸的第二气缸组装成与冲头固定装置相连或分离。 本发明能够在组装插入到材料(管)中的冲头的同时保持定中心,从而能够容易地组装和拆卸冲压装置,从而平滑地设定冲压件对应于加氢成形条件。 因此,本发明获得了提高基于液压成形的材料的加工精度和装置的操作效率的改进效果。