公开(公告)号：KR100924077B1

公开(公告)日：2009-11-02

申请号：KR1020070137283

申请日：2007-12-26

Applicant: 한국항공우주연구원

Inventor： 유준태 ,  김진구 ,  이영무

IPC: B23K20/02 ,  B23K20/00

Abstract: 본 발명은 불활성 가스를 이용한 이종재료의 확산접합용 장치에 관한 것으로, 보다 구체적으로는 고온, 고압 조건하에서 이종재료의 확산접합용 장치에 있어서, 하측에 마련된 압력 판으로 불활성 가스가 공급되도록 중앙에 통공이 형성된 상부플레이트와; 내측에 마련된 공간부로 불활성 가스가 공급되도록 중앙에 통공이 형성된 하부플레이트와; 상부플레이트 및 하부플레이트의 사이에 위치하여 접합하고자 하는 이종재료가 안착되는 코어플레이트와; 코어 플레이트의 상측에 마련되어 압력 판에 의하여 압력을 받아 이종재료를 압착하는 푸쉬패드를 구비한다.
본 발명에 의하면, 별도의 용융공정 없이 이종재료 간에 강도 높은 확산접합을 이룰 수 있다는 장점이 있다.
이종재료, 확산접합, 불활성 가스

公开(公告)号：KR1020170065345A

公开(公告)日：2017-06-13

申请号：KR1020150171640

申请日：2015-12-03

Applicant: 한국항공우주연구원

Inventor： 윤종훈 ,  유준태 ,  이호성

IPC: B23B27/06 ,  B23B5/00

Abstract: 본발명의한 실시예에따른과절삭방지용절삭공구는몸체부, 상기몸체부에설치되고, 절삭시 가공물의표면에접촉된상태로상기가공물의표면을따라이동하여상기가공물의표면을미리설정된두께로절삭하는절삭부, 그리고상기몸체부에설치되어절삭시 상기절삭부보다먼저상기가공물의표면에접촉되어상기가공물을상기가공물의내측에배치된치구측으로가압하는가압부를포함한다. 본발명에의하면, 가압부를통하여가공물이절삭되기전, 가공물과가공물의내측에배치된치구사이의형상공차를제거함으로써, 절삭시 가공물의탄성변형을방지하여, 가공물의과절삭을예방할수 있고, 이를통하여불량률을낮춤은물론, 제작된완제품의신뢰성및 제품성능을향상시킬수 있다.

Abstract translation: 一个实施方案中用于根据本发明的实施例防止了切削工具的切削包括主体部分，是在与表面接触的沿表面上的工件移动该表面的状态下设置在所述主体部分，所述切削工作期间所述工件的预设厚度 它安装在切割部和用于在与工件比切断部的表面上的第一接触切割时切割部分包括用于压向设置在所述工件内部的工具在工件上的压力的主体部分。 根据本发明，通过移除所述工件布置在所述前，工件和工件被按压部内切固定装置之间的功能控制，因此能够防止切削工件时的弹性变形，并能防止工件医疗切削，它 可以提高制造成品的可靠性和产品性能，并降低缺陷率。

公开(公告)号：KR1020130070331A

公开(公告)日：2013-06-27

申请号：KR1020110137599

申请日：2011-12-19

Applicant: 한국항공우주연구원

Inventor： 윤종훈 ,  이호성 ,  유준태 ,  장영순 ,  이영무

IPC: B21D26/033

Abstract: PURPOSE: A cone type burner nozzle extension unit tempering molding fixture which has a cooling flow passage is provided to form a cone type burner nozzle extension unit with a cooling channel in one molding process by using a dispersedly connected cone type primary molding body which has excellent bond strength, thereby reducing manufacturing cost and period. CONSTITUTION: A cone type burner nozzle extension unit tempering molding fixture which has a cooling flow passage comprises a core mold(100), a lower part mold(200a), and an upper part mold(200b). The core mold has a shape corresponding to a burner nozzle extension unit, and a shaft arranging guide unit(110) which is formed on the rim part of one side of the upper end and on the rim part of the lower end. Multiple molding gas injection grooves(220) and multiple holes(230) which are connected to the inside of molding grooves are formed to inject molding gas into the molding grooves of the lower part mold. The upper part mold is formed with a shape corresponding to the lower part mold.

Abstract translation: 目的：提供一种具有冷却流道的锥形燃烧器喷嘴延伸单元回火成型夹具，通过使用分散连接的圆锥型初级成型体，在一个成型过程中形成具有冷却通道的锥形燃烧器喷嘴延伸单元，其具有优异的 债券强度，从而降低制造成本和期限。 构成：具有冷却流路的锥形燃烧器喷嘴延伸单元回火成型固定件，包括芯模（100），下模（200a）和上模（200b）。 芯模具具有对应于燃烧器喷嘴延伸单元的形状，以及形成在上端的一侧的边缘部分和下端的边缘部分上的轴配置引导单元（110）。 形成连接到成形槽内部的多个成型气体注入槽（220）和多个孔（230），以将成型气体注入到下部模具的成形槽内。 上部模具形成与下部模具对应的形状。

公开(公告)号：KR1020110049490A

公开(公告)日：2011-05-12

申请号：KR1020090106524

申请日：2009-11-05

Applicant: 한국항공우주연구원

Inventor： 유준태 ,  이영무

IPC: B29C33/44 ,  B29C33/76

CPC classification number: B29C33/44

Abstract: PURPOSE: A superplastic forming device is provided to enable the separation of molded products from a forming jig without causing damage since a forming jig and a core cylinder are installed to be separable. CONSTITUTION: A superplastic forming device comprises an upper pressure plate(10), a core cylinder(20), and a forming jig(30). The upper pressure plate comprises a pressure gas injecting path(11). The core cylinder is coupled with the lower part of the upper pressure plate. The core cylinder fixes a forming base material(1). The forming jig comprises a protection gas injecting path(31). The forming jig is placed inside the core cylinder. Multiple tool units are coupled so the forming jig is formed.

Abstract translation: 目的：提供一种超塑性成型装置，以便成型夹具和芯筒安装成可分离，从而能够将模制产品与成型夹具分离而不会造成损坏。 构成：超塑性成形装置包括上压板（10），芯筒（20）和成形夹具（30）。 上压板包括压力气体注入路径（11）。 芯筒与上压板的下部连接。 芯筒固定成形基材（1）。 成形夹具包括保护气体注入路径（31）。 成型夹具放置在芯筒内。 多个工具单元联接，形成成形夹具。

公开(公告)号：KR1020100077588A

公开(公告)日：2010-07-08

申请号：KR1020080135579

申请日：2008-12-29

Applicant: 한국항공우주연구원

Inventor： 유준태 ,  장영순 ,  이영무

IPC: B23K37/04 ,  B23K31/12 ,  B23K9/02

Abstract: PURPOSE: A welding device for preventing transformation is provided to prevent the welding distortion after welding. CONSTITUTION: A welding device for preventing transformation comprises a curved plate(110) and a backup plate(120) and a clamp. The curved plate prevents the welding distortion created in the welding material(M). The backup plate supports the curved plate. The backup plate is detachably combined with the curved plate. The clamp makes to the base material contact surface(111) of the curved plate the close adhesion fixation. The material of the curved plate is formed into the aluminum alloy.

Abstract translation: 目的：提供防止变形的焊接装置，以防止焊接后的焊接变形。 构成：用于防止变形的焊接装置包括弯曲板（110）和支撑板（120）和夹具。 弯曲板防止焊接材料（M）产生的焊接变形。 支撑板支撑弯曲板。 支撑板与曲面板可拆卸地组合。 夹具使弯曲板的基材接触表面（111）紧密固定。 弯曲板的材料形成为铝合金。

公开(公告)号：KR1020100071555A

公开(公告)日：2010-06-29

申请号：KR1020080130323

申请日：2008-12-19

Applicant: 한국항공우주연구원

Inventor： 유준태 ,  김진구 ,  이영무

IPC: B21D26/055 ,  B21D26/047 ,  B30B15/34

Abstract: PURPOSE: A superplastic forming device for curved shape is provided to increase the molded product quality of products by measuring the temperature of a mold in a molding process. CONSTITUTION: A superplastic forming device for curved shape comprises an upper mold(110), a lower mold(120), a heating unit, and a constraining unit. The constraining unit adheres closely the upper mold and lower mold. A protective gas supply hole(H) is formed on the upper mold and lower mold. The protective gas supply hole supplies the protective gas between the molding surface of the upper mold and lower mold and base material. A temperature sensing insertion groove for the temperature sensing is formed on the upper mold or the lower mold.

Abstract translation: 目的：提供用于弯曲形状的超塑性成形装置，通过在模制过程中测量模具的温度来增加产品的模制产品质量。 构成：用于弯曲形状的超塑性成形装置包括上模具（110），下模具（120），加热单元和约束单元。 约束单元紧贴上模和下模。 在上模具和下模具上形成保护气体供给孔（H）。 保护气体供给孔在上模的成形面和下模与基材之间提供保护气体。 用于感温的温度检测插入槽形成在上模或下模上。