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1. 发明授权

US11806801B2 Joining method 有权
公开(公告)号：US11806801B2
公开(公告)日：2023-11-07
申请号：US18158981
申请日：2023-01-24
申请人： NIPPON LIGHT METAL COMPANY, LTD.
发明人： Nobushiro Seo , Hisashi Hori
IPC分类号： B23K20/00 , B23K20/12
CPC分类号： B23K20/1255
摘要： Provided is a joining method that can prevent a plastic flowing material from flowing out from a butt section and that can reduce the thickness and weight of metal members. The joining method is for joining a first metal member and a second metal member by using a rotary tool comprising a stirring pin, and is characterized in that: the stirring pin comprises a flat surface perpendicular to the rotation axis of the rotary tool and comprises a protruding section protruding from the flat face; and in a friction stirring step, the flat surface is brought into contact with the first metal member and the second metal member, and a front end face of the protruding section is inserted deeper than an upper overlapping section to join an upper front butt section and the upper overlapping section.

2. 发明授权

US11311963B2 Method for producing liquid-cooled jacket 有权
公开(公告)号：US11311963B2
公开(公告)日：2022-04-26
申请号：US16624263
申请日：2017-11-16
申请人： NIPPON LIGHT METAL COMPANY, LTD.
发明人： Hisashi Hori , Nobushiro Seo
IPC分类号： B23K20/00 , B23K20/12 , B23K101/04
摘要： The method comprises a primary joining process in which primary joining is performed by friction stirring by moving a rotary tool (F) once around a recessed part (13) along a first overlap part (H1) in a state where only a stirring pin (F2) of the rotary tool provided with the stirring pin is inserted in the first overlap part (H1) from a front surface (3b) of a sealing body (3) and is in contact with a jacket body (2) and the sealing body (3). In the primary joining process, the rotary tool (F), which is provided with a flat surface (F4) orthogonal to a rotational axis of the stirring pin (F2) and a projection (F5) projecting from the flat surface (F4) at a tip part of the stirring pin (F2), is employed, and the first overlap part (H1) is joined by bringing the flat surface (F4) into contact with only the sealing body (3) and inserting a tip end of the projection (F5) more deeply than the first overlap part (H1).

3. 发明授权

US10518369B2 Method for manufacturing heat exchanger plate and method for friction stir welding 有权
公开(公告)号：US10518369B2
公开(公告)日：2019-12-31
申请号：US15784731
申请日：2017-10-16
申请人： NIPPON LIGHT METAL COMPANY, LTD.
发明人： Hisashi Hori , Nobushiro Seo
IPC分类号： B23K20/12 , B23P15/26 , B23K20/00 , B23K20/24 , B23K101/14 , B23K103/10
摘要： Certain embodiments relate to a heat exchanger plate capable of performing friction stir welding at a deep position of the heat exchanger plate, and improving air-tightness and water-tightness. A method may include a lid groove closing process to insert a lid plate into a lid groove formed at a periphery of a concave groove opening to a surface of a base member. The method may also include a primary joining process to perform friction stirring while relatively moving a primary joining rotary tool equipped with a stirring pin along a butting portion of a side wall of the lid groove and a side surface of the lid plate. In the primary joining process, the rotating stirring pin may be inserted into the butting portion, and the friction stirring may be performed in a state of only the stirring pin being in contact with the base member and the lid plate.

4. 发明授权

US11654507B2 Method for manufacturing liquid-cooling jacket 有权
公开(公告)号：US11654507B2
公开(公告)日：2023-05-23
申请号：US16640646
申请日：2018-05-16
申请人： NIPPON LIGHT METAL COMPANY, LTD.
发明人： Hisashi Hori , Nobushiro Seo , Kosuke Yamanaka
IPC分类号： B23K20/00 , B23K20/12 , F28F3/12
CPC分类号： B23K20/122 , B23K20/1225 , B23K20/1255 , F28F3/12 , B23K20/126
摘要： A method for manufacturing a liquid-cooling jacket (1) where heat transfer fluid flows in a hollow part (14) defined by a jacket body (2) and a sealing body (3) includes: an overlapping process in which the sealing body (3) is placed on an end surface (11a) of a peripheral wall part (11) in such a way that the end surface (11a) and a back surface of the sealing body (3) are overlapped each other to form a first overlapped part (H1); and a primary joining process in which primary joining is performed by friction stirring in such a way that a rotary tool (FD) is moved once around a recessed part (13) along the first overlapped part (H1). In the primary joining process, in a state where a base side pin of the rotary tool (FD) is in contact with the sealing body (3), a flat surface of the base (tip) side pin is brought in contact with only the sealing body (3), and a tip of a projection projecting from the flat surface is inserted more deeply than the first overlapped part (H1) to join the first overlapped part (H1).

5. 发明授权

US11413700B2 Method for manufacturing heat transfer plate 有权
公开(公告)号：US11413700B2
公开(公告)日：2022-08-16
申请号：US17058601
申请日：2019-05-07
申请人： NIPPON LIGHT METAL COMPANY, LTD.
发明人： Hisashi Hori , Nobushiro Seo , Kosuke Yamanaka
IPC分类号： B23K20/00 , B23K20/12
摘要： The present invention is characterized by including a heat medium pipe insertion process to insert a heat medium pipe into a concave groove; a lid plate insertion process to insert a lid plate into a lid groove; and a joining process to perform friction stirring while a primary joining rotary tool provided with a base side pin and a tip side pin is moved along a butted portion of a side wall of the lid groove and a side face of the lid plate, wherein in the joining process, friction stirring is performed while the tip side pin of the primary rotary tool which is rotating is inserted into the butted portion and an outer circumferential face of the base side pin is in contact with the base member and the lid plate, and plastically fluidized material fluidized by frictional heat is flowed into a void portion formed adjacent to the heat medium pipe.

6. 发明授权

US11241756B2 Joining method 有权
公开(公告)号：US11241756B2
公开(公告)日：2022-02-08
申请号：US16607055
申请日：2017-11-02
申请人： NIPPON LIGHT METAL COMPANY, LTD.
发明人： Hisashi Hori , Nobushiro Seo
IPC分类号： B23K20/12
摘要： An edge of each of a first metal member and a second metal member is formed to have a U-shaped cross section with a first horizontal plate projecting from a base edge of a vertical plate, and with a second horizontal plate projecting from a top edge of the vertical plate. The second metal member includes a projecting part. The joining method includes: an abutting step of forming an abutted part by abutting a front surface of the first horizontal plate the first metal member against a second side surface of the second metal member; and a joining step of performing friction stir welding of the first metal member and the second metal member by inserting a stirring pin from the projecting part and moving a joining rotating tool along an inner corner at the top edge of the vertical plate of the second metal member while making only the stirring pin in contact with the first metal member and the second metal member.

7. 发明授权

US10906127B2 Friction stir welding method 有权
公开(公告)号：US10906127B2
公开(公告)日：2021-02-02
申请号：US15114294
申请日：2014-12-16
申请人： NIPPON LIGHT METAL COMPANY, LTD.
发明人： Nobushiro Seo , Hisashi Hori
IPC分类号： B23K20/12 , B23K9/04
摘要： A friction stir welding method is provided that can prevent defective welding due to a shortage of metal. The friction stir welding method welds metal members (1, 2) using a primary joining rotary tool (F) having a stirring pin (F2), and includes steps of: butting in which the metal members (1, 2) are butted with each other at an angle to form a butted portion (J1); buildup welding in which buildup welding is applied along an inner corner of the metal members (1, 2) formed in the butting step to cover the inner corner by a weld metal (M); and inner corner joining in which only the stirring pin (F2) in rotation is inserted in the inner corner to plastically fluidize the weld metal (M) and the metal members (1, 2) for friction stir welding of the butted portion (J1).

8. 发明授权

US10335894B2 Joining method 有权
公开(公告)号：US10335894B2
公开(公告)日：2019-07-02
申请号：US14605638
申请日：2015-01-26
申请人： NIPPON LIGHT METAL COMPANY, LTD.
发明人： Hisashi Hori , Nobushiro Seo
IPC分类号： B23K20/12 , B23K103/04
摘要： A joining method includes a butting process configured to butt a first metal member and a second metal member each having a front surface with various heights to form therebetween a butt portion with various heights; and a welding process configured to apply a friction stirring to the butt portion by a stirring pin of a rotation tool while only the stirring pin of the rotation tool contacts with the first metal member and the second metal member of the butt portion. The welding process may be configured to insert the stirring pin of the rotation tool into the butt portion from front surfaces of the first metal member and the second metal member and apply the friction stirring to the butt portion while an insertion depth of only the stirring pin is kept approximately constant.

9. 发明授权

US09233439B2 Manufacturing method of liquid-cooled jacket 有权
标题翻译：液冷套管的制造方法
公开(公告)号：US09233439B2
公开(公告)日：2016-01-12
申请号：US14103473
申请日：2013-12-11
申请人： NIPPON LIGHT METAL COMPANY, LTD.
发明人： Nobushiro Seo , Shinya Makita , Hisashi Hori , Masanori Tamaishi
IPC分类号： B23P15/26 , F28F3/12 , H05K7/20 , H01L23/473 , B23K20/12 , B29C65/00
CPC分类号： B23P15/26 , B23K20/12 , B23K20/1265 , B23K2101/14 , B29C66/349 , B29C66/3492 , F28F3/12 , H01L23/473 , H01L2924/0002 , H05K7/20254 , Y10T29/4935 , Y10T29/49826 , H01L2924/00
摘要： Provided is a method of producing a liquid-cooled jacket wherein deformation of a seal body can be minimized. A method of producing a liquid-cooled jacket constituted by fixing a seal body which seals the opening of a recess, by friction stir welding, to a jacket body having a partially opening recess through which heat transport fluid for transporting heat generated by a heat generating body to the outside flows, wherein the seal body is mounted on a supporting surface which is formed at the peripheral edge of the opening of the recess in the jacket body and consists of the bottom surface of a step lower than the surface of the jacket body, the side surface of the step of the jacket body and the outer circumferential surface of the seal body are butted each other, a plasticized region is formed by making one round of a rotary tool which is equipped with a stir pin having a length greater than the thickness of the seal body round along the butting portion of the side surface of the step of the jacket body and the outer circumferential surface of the seal body, and then the seal body is welded to the jacket body.
摘要翻译：提供了一种制造液冷套的方法，其中密封体的变形可以最小化。一种液冷套管的制造方法，其通过将通过摩擦搅拌焊接将凹部的开口密封的密封体固定到具有部分开口凹部的护套主体构成，所述护套主体通过所述套筒主体传送由发热产生的热量本体到外部流动，其中密封体安装在形成在护套主体中的凹部的开口的周边边缘处的支撑表面上，并且包括比护套主体的表面低的台阶的底表面夹套主体的台阶的侧面和密封体的外周面彼此对接，通过使一圈旋转工具形成塑化区域，旋转工具配备有长度大于密封体的厚度沿着护套主体的台阶的侧面的对接部分和密封体的外周面圆周，然后将密封体焊接到外套身上。

10. 发明授权

US11794271B2 Method for manufacturing liquid-cooled jacket 有权
公开(公告)号：US11794271B2
公开(公告)日：2023-10-24
申请号：US17055076
申请日：2019-03-12
申请人： NIPPON LIGHT METAL COMPANY, LTD.
发明人： Nobushiro Seo , Hisashi Hori
IPC分类号： B23K20/00 , B23K20/12 , B23K103/10
CPC分类号： B23K20/1225 , B23K20/1255 , B23K2103/10
摘要： The present invention is characterized by including a primary joining process to perform friction stirring to a first butted portion by moving a stirring pin one round around a sealing body with a predetermined depth along a set moving route set at an inner position relative to an outer peripheral side face in a state that only the stirring pin of a rotary tool being rotated is inserted into the sealing body and that an outer face of the stirring pin is slightly in contact with a step side face of a peripheral wall step portion. In the primary joining process, after only the stirring pin being rotated is inserted into a starting position set at a position on an inner side relative to the set moving route, the stirring pin is gradually inserted to the predetermined depth while an axis of the rotary tool is moved to a position on the set moving route.

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