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    • 1. 发明公开
    • 디젤 엔진 피스톤용 오일 갤러리 접합 소결 인서트링 및 이의 제조 방법과 이를 이용한 오일 갤러리 접합 소결 인서트링 일체형 피스톤
    • 在柴油发动机活塞中与油画框接合的火花塞,其制造方法和包括其的活塞
    • KR1020140011882A
    • 2014-01-29
    • KR1020120079590
    • 2012-07-20
    • 주식회사 티엠시동서페더럴모굴 주식회사
    • 조영호공명호이진수김성우임규철장재식하문영유연설
    • F02F5/00F16J9/26F16J9/00
    • The present invention relates to a sintered insert ring joined with an oil gallery for a diesel engine piston and a manufacturing method thereof. According to the forementioned, the sintered insert ring joined with the oil gallery for a diesel engine piston includes: the sintered insert ring (20) of a ring shape which has air holes of 10% to 40% as a sintered body of an insert ring molded body which is molded with ferroalloy-mixed powder; a steel material oil gallery (10) of a hollow ring shape which is pressed in the sintered insert ring (20) of the ring shape by being formed to have an outer diameter capable of being pressed and fixated in the sintered insert ring (20) of the ring shape; a connection part (30) for melting and sintering the ferroalloy-mixed powder which connects the sintered insert ring (20) of the ring shape with the steel material oil gallery (10) of the hollow ring shape by permeating the inside air hole of the sintered insert ring (20) and the microgap of a boundary surface with the steel material oil gallery (10) by being sintered in a sintering furnace as the ferroalloy-mixed powder which fills the groove (30b) of the boundary surface which is formed in the boundary surface between the sintered insert ring (20) of the ring shape and the press fixing part of the steel material oil gallery (10) of the hollow ring shape.
    • 本发明涉及一种与用于柴油发动机活塞的油田连接的烧结插入环及其制造方法。 根据前述,与柴油发动机活塞用油田连接的烧结插入环包括:作为嵌入环的烧结体,具有10%〜40%的气孔的环状烧结插入环(20) 用铁合金混合粉末成型的成型体; 通过形成为具有能够被压制并固定在烧结插入环(20)中的外径的环形的烧结插入环(20)中的中空环形钢材料油画廊(10) 的环形; 用于熔融和烧结铁合金混合粉末的连接部分(30),该铁合金混合粉末将环形烧结插入环(20)与中空环形钢材料油腔(10)连接, 烧结插入环(20)和与钢材油画廊(10)的边界面的微隙隙,通过在烧结炉中烧结而形成的铁合金混合粉末,该铁合金混合粉末填充在形成于其中的边界面的槽(30b) 环形烧结插入环(20)与中空环形钢材油槽(10)的压力固定部之间的边界面。
    • 4. 发明授权
    • 솔트 코어용 자동 예열 장치
    • 自动加温盐
    • KR101416480B1
    • 2014-07-14
    • KR1020130070392
    • 2013-06-19
    • 동서페더럴모굴 주식회사이석기계 (주)
    • 박성철김희수하문영임규철
    • B22C9/10B22C9/12B29C41/40
    • B22C23/00B22C9/105B22C9/12
    • The present invention relates to an automatic pre-heater for a salt core automated to prevent damage caused by high-temperature molten metal by pre-heating a salt core for forming a cooling gallery inside a piston for an internal combustion engine, and to proceed a process such as supplying and discharging a core for preheating in one system successively. To achieve the objective, the automatic pre-heater for a salt core according to the present invention comprises: a table having first and second pre-heating transfer lines horizontally arranged in right and left sides of the upper part, a first supplying transfer line vertically arranged in the left side of the upper part to be connected to the first pre-heating transfer line, and a second supplying transfer line vertically arranged in the right side of the upper part to be connected to the second pre-heating transfer line; first and second core supplying units for a ring shaped salt core arranged in both sides of the table; a core supplying transfer unit for transferring the salt core of each core supplying unit from each supplying transfer line to a starting point of each pre-heating transfer line connected thereof; a tunnel type core pre-heating unit arranged in the rear of the first and second pre-heating transfer lines of the table; and a core pre-heating transfer unit for transferring the salt core located in the starting point of each pre-heating transfer line to each core pre-heating unit, and allowing the salt core to pass.
    • 本发明涉及一种盐芯自动预热器,用于通过预热用于在内燃机的活塞内形成冷却槽的盐芯来预防由高温熔融金属引起的损坏而自动化,并且进行 连续地在一个系统中供给和排出用于预热的芯的处理。 为了实现该目的,根据本发明的盐芯自动预热器包括:具有水平地布置在上部的左右两侧的第一和第二预热传输线的工作台,第一供电传输线垂直 布置在上部的左侧以连接到第一预热传送线;以及第二供应传送线,其垂直地布置在上部的右侧以与第二预热传送线连接; 用于设置在桌子两侧的环形盐芯的第一和第二芯供应单元; 芯供给转移单元,用于将每个供给输送线的每个供料单元的盐芯转移到与其连接的每个预热输送管线的起点; 布置在工作台的第一和第二预热传输线的后部的隧道型芯预热单元; 以及用于将位于每个预热传输线的起点处的盐芯转移到每个芯预热单元并允许盐芯通过的核心预热转移单元。
    • 5. 发明公开
    • 피스톤헤드의 강성 증대방법 및 그 장치
    • 用于提高活塞头强度和方法的方法
    • KR1020140032154A
    • 2014-03-14
    • KR1020120098678
    • 2012-09-06
    • 동서페더럴모굴 주식회사
    • 임규철장재식박세혁유연설하문영
    • B23K9/04B23K9/167B23K9/235
    • The present invention relates to an improvement method for the rigidity of piston heads to adapt to high output power engines, and an apparatus to realize the method. The method comprises: a preheating process (S10) to preheat the piston head (1); a setting process (S20) to tilt the center axis (C) of the piston head (1) at a first angle (A1) by tilting the piston head (1) at the first angle (A1) with respect to a vertical axis (V) so that the corners (5) thereof face upward; a partial melting process wherein a rim part (7) is made to repeat melting and solidification by applying high heat to the rim part (7) using a TIG welder while rotating the piston head (1) around the center axis (C) as an axis; and a cooling process to cool the piston head (1). [Reference numerals] (S10) Preheating process; (S20) Setting process; (S30) Partial melting process; (S31) Main melting section; (S32) Overlap section; (S33) Slope down section; (S40) Cooling process; (S50) Discharge
    • 本发明涉及一种用于适应高输出功率发动机的活塞头的刚度的改进方法以及实现该方法的装置。 该方法包括:预热活塞头(1)的预热过程(S10) 通过相对于垂直轴线以第一角度(A1)倾斜活塞头(1),使活塞头(1)的中心轴线(C)倾斜第一角度(A1)的设定处理(S20) V),使得其拐角(5)面向上; 部分熔融方法,其中通过使用TIG焊机将活塞头(1)围绕中心轴线(C)旋转,同时通过将高热量施加到轮辋部分(7),使轮辋部分(7)重复熔融和凝固,作为 轴; 以及冷却活塞头(1)的冷却过程。 (附图标记)(S10)预热处理; (S20)设定处理; (S30)部分熔融工艺; (S31)主熔段; (S32)重叠部分; (S33)斜坡段; (S40)冷却过程; (S50)放电