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公开(公告)号：KR1020130043800A
公开(公告)日：2013-05-02
申请号：KR1020110107911
申请日：2011-10-21
Applicant: (재)대구기계부품연구원
Inventor： 박상하
Abstract: PURPOSE: A high toughness functional graded hard metal tool for friction stir joining and a manufacturing method thereof are provided to prevent stress concentration because each part is differently composed according to the required strength of each part. CONSTITUTION: A high toughness functional graded hard metal tool for friction stir joining comprises a processing part(10), a taper part(20), and a shank part(30). The processing part is arranged in the front end of the hard metal tool. The taper part is arranged above the processing part. The shank part is arranged above the taper part and comprises a lower shank part(31) and an upper shank part(32). A jig is fixed on the lower shank part. The upper shank part is arranged above the lower shank part.
Abstract translation: 目的：提供用于摩擦搅拌接合的高韧性功能分级硬金属工具及其制造方法，以防止应力集中，因为每个部件根据每个部件的所需强度不同地组成。 构成：用于摩擦搅拌接合的高韧性功能分级硬金属工具包括处理部分（10），锥形部分（20）和柄部分（30）。 处理部配置在硬金属工具的前端。 锥形部分布置在处理部分的上方。 柄部分布置在锥形部分的上方，并包括下部柄部分（31）和上部柄部分（32）。 夹具固定在下柄部上。 上柄部设置在下柄部上。
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公开(公告)号：KR1020130038662A
公开(公告)日：2013-04-18
申请号：KR1020110103143
申请日：2011-10-10
Applicant: (재)대구기계부품연구원
Abstract: PURPOSE: A steering speed control device using soft magnetic torque is provided to easily control the shape and alloy composition using powder metallurgy. CONSTITUTION: A steering speed control device using soft magnetic torque comprises a pole unit(10) and a hub unit(20). The pole unit comprises an external magnetic force generation unit, an inner magnetic force generation unit, and a connection unit. The hub unit is fixed to a hollow of the internal magnetic force generation unit, and a handle shaft is rotatably connected to the hub unit. The external magnetic force generation unit of the pole unit, the internal magnetic force generation unit, and the connection unit are integrally molded with powder sintering.
Abstract translation: 目的：提供使用软磁转矩的转向速度控制装置，以便使用粉末冶金方便地控制形状和合金成分。 构成：使用软磁力矩的转向速度控制装置包括极单元（10）和轮毂单元（20）。 极单元包括外部磁力产生单元，内部磁力产生单元和连接单元。 轮毂单元被固定到内部磁力产生单元的中空部，并且手柄轴可旋转地连接到轮毂单元。 磁极单元的外部磁力产生单元，内部磁力产生单元和连接单元通过粉末烧结一体模制。
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公开(公告)号：KR101053879B1
公开(公告)日：2011-08-04
申请号：KR1020100065565
申请日：2010-07-07
Applicant: (재)대구기계부품연구원
Inventor： 박상하
Abstract: PURPOSE: A cemented carbide-steel assembly and a method for manufacturing the same are provided to prevent delamination or cracking on the boundary surface between a steel layer and a cemented carbide layer by bonding the steel layer and the cemented carbide layer with superior bonding strength. CONSTITUTION: A method for manufacturing a cemented carbide-steel assembly is as follows. A sintering apparatus having a mold and a punch part which applies current and pressure to a material put in the mold is prepared. A raw material is put in the mold of the sintering apparatus so that a compound sintered layer(30), which is formed of compound powder including cemented carbide powder and steel powder, is formed between a cemented carbide layer(10) and a steel layer(20). Current and pressure are added to the raw material to generate spark plasma, thereby sintering the raw material.
Abstract translation: 目的：提供一种硬质合金 - 钢组合件及其制造方法，以通过以优良的结合强度粘接钢层和硬质合金层来防止钢层和硬质合金层之间的边界面上的分层或开裂。 构成：用于制造硬质合金 - 钢组件的方法如下。 制备具有模具和冲压部件的烧结装置，其向放置在模具中的材料施加电流和压力。 将原料放入烧结设备的模具中，使得在硬质合金层（10）和钢层（10）之间形成由硬质合金粉末和钢粉末组成的复合粉末形成的复合烧结层（30） （20）。 向原料中加入电流和压力以产生火花等离子体，从而烧结原料。
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公开(公告)号：KR101053876B1
公开(公告)日：2011-08-04
申请号：KR1020100065558
申请日：2010-07-07
Applicant: (재)대구기계부품연구원
Inventor： 박상하
Abstract: PURPOSE: A built-in antenna and a manufacturing method thereof are provided to manufacture an antenna pattern through injection molding of conductive resin composition and insert to the inside of an antenna carrier, thereby simplifying the manufacturing method, preventing antenna damage, and enabling to produce various types of antenna patterns. CONSTITUTION: A first and second gate are connected to a main printed circuit board(PCB) of an electronic device. A first extension antenna pattern is extended in the first gate. A second extension antenna pattern is connected to the first extension antenna pattern extending from the second gate. An antenna pattern(100) is injection-molded by conductive resin composition. The second gate is connected to a region where the injection molding is performed most last time among the second extension antenna pattern. The antenna pattern is inserted inside of an antenna carrier. The conductive resin composition temperature during an injection molding process of the antenna pattern is 240 to 270 Celsius.
Abstract translation: 目的：提供内置天线及其制造方法，以通过将导电性树脂组合物注射成型并插入天线载体的内部制造天线图案，从而简化制造方法，防止天线损坏，并且能够产生 各种天线方式。 构成：第一和第二栅极连接到电子设备的主印刷电路板（PCB）。 第一延伸天线图案在第一门中延伸。 第二扩展天线图案连接到从第二门延伸的第一延伸天线图案。 天线图案（100）由导电树脂组合物注射成型。 第二栅极连接到第二延伸天线图案中最上次进行注射成型的区域。 天线图案插入天线载体内。 天线图案的注射成型过程中的导电树脂组合物温度为240〜270℃。
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公开(公告)号：KR102047435B1
公开(公告)日：2019-11-27
申请号：KR1020190093426
申请日：2019-07-31
Applicant: (재)대구기계부품연구원
Inventor： 박상하
IPC: H01L23/373 , H01L23/367 , H01L23/29
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Patent Agency Ranking
公开(公告)号：KR101708826B1
公开(公告)日：2017-02-21
申请号：KR1020140137679
申请日：2014-10-13
Applicant: (재)대구기계부품연구원
Abstract: 본발명의알루미나와산화어비움이첨가된질화실리콘을방전플라즈마소결시킨절삭공구는질화실리콘분말 98wt%에알루미나(AlO)분말과산화어비움(ErO) 혼합분말 2wt%를첨가혼합한분말을방전플라즈마소결시켜형성되되, 소결시질화실리콘과알루미나(AlO) 및산화어비움(ErO) 성분으로동시에석출되는공정(共晶)반응이 1700 내지 1800 ℃에서수행되는것을특징으로한다.
Abstract translation: 本发明涉及一种通过放电等离子体烧结含有氧化铝和氧化铒的氮化硅的切削工具。 通过放电等离子体烧结其中添加2重量％的氧化铝（Al_2O_3）粉末和铒氧化物（Er_2O_3）混合粉末并与98重量％的氮化硅粉末混合的功率，并形成析出的共晶反应 在烧结时在1700〜1800℃下进行氮化硅，氧化铝（Al_2O_3）和氧化铒（Er_2O_3）成分。
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公开(公告)号：KR1020140000463A
公开(公告)日：2014-01-03
申请号：KR1020120067451
申请日：2012-06-22
Applicant: (재)대구기계부품연구원
Inventor： 박상하
IPC: C04B35/56 , C04B35/576 , B22F3/105
CPC classification number: C04B35/5611 , B22F3/105 , C04B35/62665 , C04B35/64 , C04B2235/3843 , C04B2235/96
Abstract: A sintered hard metal mold for manufacturing an aspherical lens according to the present invention is manufactured by pulverizing and sintering a tungsten carbide binderless hard material comprising a mixture of tungsten carbide (WC) powder and free carbon powder, cobalt powder, or titanium carbide (TiC) powder or a combined composition of tungsten carbide (WC) powder, free carbon powder, cobalt powder, and titanium carbide (TiC) powder.
Abstract translation: 根据本发明的用于制造非球面透镜的烧结硬金属模具通过将包含碳化钨（WC）粉末和游离碳粉末，钴粉末或碳化钛（TiC）的混合物的碳化钨无粘合剂硬质材料粉碎和烧结来制造 ）粉末或碳化钨（WC）粉末，游离碳粉末，钴粉末和碳化钛（TiC）粉末的组合组合物。
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公开(公告)号：KR101307523B1
公开(公告)日：2013-09-26
申请号：KR1020110103143
申请日：2011-10-10
Applicant: (재)대구기계부품연구원
Abstract: 본 발명의 연자성 토크를 이용한 조향속도 조절장치는 회전에 의해 발생되는 자력의 차이에 감응함으로써 차량속도에 따라 핸들의 조타력을 가변적으로 조절할 수 있도록 하는 연자성 토크를 이용한 조향속도 조절장치에 있어서, 자력을 발생시키는 외측 자력발생부(11)와, 내측 자력발생부(12)와, 상기 외측 자력발생부(11)의 일측과 내측 자력발생부(12)의 일측을 서로 연결하는 연결부(13)로 이루어지는 폴(Pole)부(10); 상기 내측 자력발생부(12)의 중공(12a)에 고정되며 핸들축이 회전가능하도록 결합되는 허브(Hub)부(20); 로 이루어지며, 상기 폴(Pole)부(10)의 외측 자력발생부(11)와 내측 자력발생부(12) 및 연결부(13)는 일체로 분말소결로 성형되는 것을 특징으로 한다.
이에 따라 본 발명의 연자성 토크를 이용한 조향속도 조절장치는 핵심부품을 분말야금을 이용하여 소결함으로써 형상제어와 합금 조성 제어가 용이한 효과가 있다.-
公开(公告)号：KR101310206B1
公开(公告)日：2013-09-24
申请号：KR1020110107911
申请日：2011-10-21
Applicant: (재)대구기계부품연구원
Inventor： 박상하
Abstract: 본 발명의 초경 공구는 전단에 구비되는 가공부(10)와, 가공부(10) 상부에 구비되는 테이퍼부(20)와, 테이퍼부(20) 상부에 구비되며 지그가 고정되는 하부 생크부(31) 및 하부 생크부(31) 상부에 구비되는 상부 생크부(32)로 구성되는 생크부(30)로 이루어지며, 상기 가공부(10)로부터 상기 상부 생크부(32)까지 텅스텐 카바이드 분말과 코발트 분말의 조성을 달리하여 금형(100) 내에서 일체로 분말 소결로 성형되는 것을 특징으로 한다.
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公开(公告)号：KR1020130043807A
公开(公告)日：2013-05-02
申请号：KR1020110107924
申请日：2011-10-21
Applicant: (재)대구기계부품연구원
IPC: B23H1/04 , B23H7/24 , C04B35/103 , C04B35/645
CPC classification number: B23H1/06 , C04B35/103 , C04B35/645
Abstract: PURPOSE: An electrode for discharge processing using ceramic composite materials and a manufacturing method thereof are provided to extend lifetime of the electrode by reducing consumption of the electrode through excellent conductivity property. CONSTITUTION: An electrode for discharge processing using ceramic composite materials is comprised of 5-10 vol% of carbon nanotube powder, 90-95 vol% of ceramic powder by pressurizing with 93-98% of powder molding density and 40-70 MPa of a welding force at 1350-1390 deg. C for 10-15 minutes.
Abstract translation: 目的：提供一种使用陶瓷复合材料进行放电处理的电极及其制造方法，通过优异的导电性降低电极的消耗，延长电极的寿命。 构成：使用陶瓷复合材料进行放电处理的电极由5-10体积％的碳纳米管粉末组成，90-95体积％的陶瓷粉末通过加压成型密度为93-98％，粉末成型密度为40-70MPa 焊接力在1350-1390度。 C 10-15分钟。
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