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21. 发明公开

KR20180009605A 팁 홀딩장치 审中-公开
标题翻译：用于提示的设备
公开(公告)号：KR20180009605A
公开(公告)日：2018-01-29
申请号：KR20160091538
申请日：2016-07-19
申请人： EHWA DIAMOND IND CO LTD
发明人： JEON CHANG HO , LEE SUNG HEE
IPC分类号： B28D7/00 , B23D79/02 , B28D1/22 , C03B33/027
摘要： 본발명에따른팁 홀딩장치는, 휠팁이회전되게장착된팁홀더; 및스크라이브설비에상기팁홀더를연결시키는홀더조인트;를포함하며, 상기팁홀더에상기홀더조인트가삽입되어조립된다.
摘要翻译：根据本发明的尖端夹持装置包括：尖端夹持器，其具有可旋转地安装的轮尖; 和刀片保持器连接到划线设备的保持器接头;包括，在芯片保持器，该保持器接头组装被插入。

22. 发明公开

KR20100117890A Buffer for gringder 有权
标题翻译：缓冲器
公开(公告)号：KR20100117890A
公开(公告)日：2010-11-04
申请号：KR20090036590
申请日：2009-04-27
申请人： EHWA DIAMOND IND CO LTD
发明人： KIM SOO KWANG , HONG JAE HYUN , AHN JANG HYUK
IPC分类号： B24B23/02 , B24B47/26
CPC分类号： B24B23/02 , B24B41/007
摘要： PURPOSE: A vibration absorbing device for a grinder is provided to minimize the separation of a grinding tool from a grinding zone even when workpieces are not ground or vibration is generated. CONSTITUTION: A vibration absorbing device(100) for a grinder comprises first and second bodies(120,110) and elastic members(130,140). A first body is detachably coupled with the rotary shaft of a grinder. The first body has a separation preventing unit(124). The second body has a receiving part, a separation preventing sill, and a fixing member joining unit(114). The separation preventing sill engages with the separation preventing unit of the first body. The fixing member joining unit is formed at the opposite end of an opening. The elastic member is placed between the end of the first body and the inner side of the receiving part of the second body.
摘要翻译：目的：提供一种用于研磨机的振动吸收装置，以便尽可能减少研磨工具与研磨区的分离，即使当工件未被磨碎或产生振动时。构成：用于研磨机的振动吸收装置（100）包括第一和第二主体（120,110）和弹性构件（130,140）。第一主体与研磨机的旋转轴可拆卸地联接。第一主体具有分离防止单元（124）。第二主体具有接收部分，防止分离门槛和固定部件接合单元（114）。防分离门槛与第一主体的分离防止单元接合。固定构件接合单元形成在开口的相对端。弹性构件设置在第一主体的端部和第二主体的容纳部的内侧之间。

23. 发明授权

KR101556565B1 그라인딩 공구 有权
标题翻译：研磨工具
公开(公告)号：KR101556565B1
公开(公告)日：2015-10-02
申请号：KR20150015818
申请日：2015-02-02
申请人： EHWA DIAMOND IND CO LTD
发明人： SONG YOUNG CHOUL
IPC分类号： B24D7/06 , B24B7/22
CPC分类号： B24D7/066 , B24B7/18 , B24B7/186 , B24D7/06 , B24B7/22 , B24D2203/00
摘要： 그라인딩공구에대하여개시한다. 본발명에따른그라인딩공구는플레이트; 상기플레이트상에형성되며, 슬라이딩홈이형성된복수의홀더; 상기홀더의슬라이딩홈에결합되는슈즈; 및상기슈즈상에배열되는연마팁;을포함하고, 상기슈즈는상기슬라이딩홈에체결되는체결부와, 상기체결부상에형성되며상기슬라이딩홈 외측의홀더상부면상에위치하는상판부를포함하되, 상기슬라이딩홈의중심선과상기슈즈의체결부의미리정해진하나의중심선이이루는각도가 0°에서상기체결부의폭방향길이가상기슬라이딩홈의입구의폭보다작고, 상기슬라이딩홈의중심선과상기체결부의미리정해진하나의중심선이이루는각도가 0° 초과 360° 미만의각도중 하나이상에서상기체결부의폭방향길이가상기슬라이딩홈의입구의폭보다작아, 슈즈가 2개이상의방향에서홀더에체결될수 있으며, 평면에서볼 때상기연마팁의배열형태가 2가지이상이가능한것을특징으로한다.
摘要翻译：公开了一种用于研磨的工具。根据本发明，用于研磨的工具包括：板; 多个保持器形成在板上，并包括滑动槽; 与保持器的滑动槽结合的鞋; 以及设置在鞋上的研磨尖。该鞋包括：紧固到滑动槽的紧固部件; 以及形成在紧固部上并位于滑动槽外侧的保持架的上表面上的上板部。当滑动槽的中心线和鞋的紧固部的一个预定中心线之间的角度为0°时，紧固部的宽度方向长度小于滑动槽的入口宽度。此外，当滑动槽的中心线和紧固部的一个预定中心线之间的角度大于0°且小于360°的角度中的至少一个时，紧固部的宽度方向长度小于滑槽入口宽度。该鞋可以至少沿两个方向固定在保持器上，当从平面观察时，磨头的排列可以至少为两个。

24. 发明公开

KR20120061635A mehtod for partially forming thin film on diamond, and the diamond abrasive grain and diamond tool manufactured thereby 有权
标题翻译：用于部分地形成金刚石上的薄膜，以及由此制造的金刚石磨粒和金刚石工具
公开(公告)号：KR20120061635A
公开(公告)日：2012-06-13
申请号：KR20100123009
申请日：2010-12-03
申请人： EHWA DIAMOND IND CO LTD
发明人： PARK YOUNG CHUN
IPC分类号： C23C14/04 , C23C14/06 , C23C14/34
摘要： PURPOSE: A partial coating method for diamond and a diamond abrasive grain and a diamond tool manufactured by the same are provided to uniformly expose cut surfaces of diamonds by easily controlling the alignment direction of the diamonds and to simplify processes by partially coating only one side of the diamonds facing a sputter target. CONSTITUTION: A partial coating method for diamond is as follows. Diamonds are arranged so that the surface of the diamonds to coat metal or conductive coating faces a sputter target. Metal or conductive coating is deposited on the surface of the diamonds facing the sputter target using a sputtering device.
摘要翻译：目的：提供用于金刚石和金刚石磨粒的部分涂覆方法和由其制造的金刚石工具，以通过容易地控制钻石的对准方向来均匀地暴露金刚石的切割表面，并且通过仅部分涂覆钻石面向溅射靶。构成：金刚石的部分涂覆方法如下。钻石被布置成使得金属或导电涂层的金刚石的表面面向溅射靶。使用溅射装置将金属或导电涂层沉积在面向溅射靶的金刚石的表面上。

25. 发明公开

KR20070088414A CUTTING TIP FOR CUTTING TOOL 审中-公开
标题翻译：切割工具切割头
公开(公告)号：KR20070088414A
公开(公告)日：2007-08-29
申请号：KR20070066757
申请日：2007-07-03
申请人： EHWA DIAMOND IND CO LTD
发明人： KIM TAE WOONG , YUN JOONG CHEUL , SONG YOUNG CHOUL
IPC分类号： B23D61/02
CPC分类号： B23D61/025 , B23D61/028 , B28D1/121
摘要： A cutting tip for a cutting tool is provided to achieve improved cutting performance and lengthen the lifespan of the cutting tip by enhancing the microstructure of a binder. A cutting tip for a cutting tool includes an abrasive member for cutting an object, and a binder for retaining the abrasive member. The binder is made of a metal matrix formed of a metal or a metal alloy. The metal matrix has a second phase and/or a pore at the volume fraction of 3 to 30%. The second phase is one or two or more selected from a nonmetallic inclusion, ceramic and cement, and the second phase and the pore have a size of 3 micrometers or less.
摘要翻译：提供切割工具的切割尖端以通过增强粘合剂的微观结构来实现改进的切割性能并延长切割刀片的寿命。用于切削工具的切削刀片包括用于切割物体的研磨部件和用于保持研磨部件的粘合剂。粘合剂由金属或金属合金形成的金属基体制成。金属基体具有3至30％的体积分数的第二相和/或孔。第二相是选自非金属夹杂物，陶瓷和水泥中的一种或两种以上，第二相和孔的尺寸为3微米以下。

26. 发明授权

US09868226B2 Stone cutting device 有权
公开(公告)号：US09868226B2
公开(公告)日：2018-01-16
申请号：US14892659
申请日：2014-06-10
申请人： EHWA DIAMOND IND. CO., LTD.
发明人： Dae-Yeon Rhee , Nam-Kwang Kim , Doo-Hoe Kim , Hee-Dong Park
IPC分类号： B28D1/06 , B23D51/12 , B27B3/38
CPC分类号： B28D1/068 , B23D51/125 , B27B3/38 , B28D1/06
摘要： A stone cutting device configured to cut a workpiece with a plurality of cutting tools by swinging the cutting tools within a predetermined angle range. Each of the cutting tools includes: a blade extending in a length direction of the workpiece; and at least one cutting tip disposed on an end of the blade and protruding from the blade in a width direction of the blade so as to cut the workpiece while being reciprocated in a swinging motion. The stone cutting device includes a frame unit configured to combine and reciprocate the cutting tools and individually adjust tension in each of the cutting tools. The frame unit includes an actuator applying tension to the cutting tools so as to apply a load of 8 tons to 27 tons to each of the cutting tools.

27. 外观设计

USD852601S1 Polishing pad 有权
公开(公告)号：USD852601S1
公开(公告)日：2019-07-02
申请号：US29623145
申请日：2017-10-23
申请人： EHWA Diamond Ind. Co., Ltd.
设计人： Jun Seok Son , Jang Hyuk Ahn
摘要： FIG. 1 is a front perspective view of a polishing pad, showing our new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a left side elevation view thereof;
FIG. 5 is a right side elevation view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is a perspective view of a plurality thereof in their intended environment.
The broken line showings in FIG. 8 are for the purpose of illustrating environmental structure and form no part of the claimed design.

28. 发明申请

US20160082619A1 CUTTING TOOL AND CUTTING APPARATUS COMPRISING SAME 审中-公开
标题翻译：切割工具和切割装置包括相同
公开(公告)号：US20160082619A1
公开(公告)日：2016-03-24
申请号：US14888733
申请日：2014-05-02
申请人： EHWA DIAMOND IND. CO., LTD.
发明人： Hee-Dong PARK , Nam-Kwang KIM
IPC分类号： B28D1/12 , B28D1/06 , B23D61/12
CPC分类号： B28D1/127 , B23D61/123 , B23D61/126 , B28D1/06
摘要： A cutting tool and a cutting apparatus including a cutting tool. The cutting tool includes: a blade extending and reciprocating in a length direction of a workpiece for cutting the workpiece; at least one cutting tip provided on an end of the blade and protruding in a width direction of the blade for cutting the workpiece while contacting the workpiece; and an auxiliary cutting structure provided on at least one side of the blade and corresponding to a width of the cutting tip to prevent the blade from wobbling in a slot formed by the cutting tip. The cutting apparatus includes: a frame unit disposed at both sides of a workpiece in a cutting direction of the workpiece; and the cutting tool, the cutting tool configured to cut the workpiece while being reciprocated by power transmitted from a driving unit disposed on a side of the frame unit.
摘要翻译：一种切割工具和包括切割工具的切割装置。切割工具包括：沿工件的长度方向延伸和往复运动的刀片，用于切割工件; 至少一个切割尖端，其设置在所述叶片的端部上并在所述叶片的宽度方向上突出以在接触所述工件的同时切割所述工件; 以及辅助切割结构，其设置在所述叶片的至少一侧上并且对应于所述切割尖端的宽度，以防止所述叶片在由所述切割尖端形成的狭槽中摆动。切割装置包括：框架单元，其设置在工件的沿着工件的切割方向的两侧; 以及切削工具，所述切削工具构造成通过从设置在所述框架单元的一侧的驱动单元传递的动力而往复运动而切割所述工件。

29. 发明专利

JP2009113198A Bead for wire saw and wire saw 有权
标题翻译：钢丝绳和钢丝绳
公开(公告)号：JP2009113198A
公开(公告)日：2009-05-28
申请号：JP2009005312
申请日：2009-01-14
申请人： Ehwa Diamond Ind Co Ltd , 二和ダイヤモンド工業株式会社Ehwa Diamond Ind. Co., Ltd
发明人： PARK JONG KUK , KANG JONG MOO
IPC分类号： B23D61/18 , B28D1/08
CPC分类号： B28D1/124 , B23D61/185
摘要： PROBLEM TO BE SOLVED: To provide a bead for a wire saw, and the wire saw with the bead capable of improving service life and cutting force. SOLUTION: The bead for the wire saw includes a sleeve-shaped shank (41) with a hollow which is made by metallic material, a metal bonding material layer (45) integrally jointed with an outer periphery of a body portion of the shank, and grinding material (43) fixed at an outer periphery of the body portion of the shank with the metal bonding material layer. The body portion of the shank in which the grinding material is fixed has two ranges or more. A stepped portion is formed between the respective ranges, and an outer diameter of the range positioned at the top end to a cutting direction is smaller than those of the other ranges. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种用于线锯的胎圈，以及具有能够改善使用寿命和切割力的胎圈的钢丝绳。钢丝绳的钢珠包括：由金属材料制成的具有中空部的套筒状柄部（41），金属接合材料层（45），与金属材料的主体部分的外周一体地连接柄和研磨材料（43），其通过金属接合材料层固定在柄的主体部分的外周。研磨材料固定的柄部的主体部分具有两个以上的范围。在各范围之间形成阶梯部，并且位于切割方向上端的范围的外径小于其他范围的外径。版权所有（C）2009，JPO＆INPIT

30. 发明公开

US20240033973A1 CUTTING TOOL FOR GANG SAW 审中-公开
公开(公告)号：US20240033973A1
公开(公告)日：2024-02-01
申请号：US18254372
申请日：2021-12-16
申请人： EHWA DIAMOND IND. CO., LTD.
发明人： Hee-Dong PARK , Nam-Kwang KIM , Doo-Hoe KIM , Dae-Yeon RHEE
IPC分类号： B28D1/06 , B28D1/12
CPC分类号： B28D1/06 , B28D1/127
摘要： A cutting tool includes a blade formed so as to extend in the width direction or length direction of a workpiece; at least one cutting tip formed so as to protrude from the lower portion of the blade so as to cut the workpiece by reciprocating by means of a swinging motion; and a brazing part formed between the blade and the at least one cutting tip so as to silver-braze the blade and the at least one cutting tip. The brazing part includes a first silver solder layer; a metal sheet layer formed on the first silver solder layer and having a melting point that is higher than a silver brazing process temperature; and a second silver solder layer formed on the metal sheet layer.

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