KR100724065B1 - Horn for ultrasonic welding with plural tip - Google Patents

Horn for ultrasonic welding with plural tip Download PDF

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Publication number
KR100724065B1
KR100724065B1 KR1020070027299A KR20070027299A KR100724065B1 KR 100724065 B1 KR100724065 B1 KR 100724065B1 KR 1020070027299 A KR1020070027299 A KR 1020070027299A KR 20070027299 A KR20070027299 A KR 20070027299A KR 100724065 B1 KR100724065 B1 KR 100724065B1
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South Korea
Prior art keywords
welding
horn
tip
tips
ultrasonic welding
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KR1020070027299A
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Korean (ko)
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김상곤
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(주)지멕스
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
    • B23K20/10—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating making use of vibrations, e.g. ultrasonic welding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B3/00—Methods or apparatus specially adapted for transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K1/00—Soldering, e.g. brazing, or unsoldering
    • B23K1/06—Soldering, e.g. brazing, or unsoldering making use of vibrations, e.g. supersonic vibrations
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
    • H01L2224/81—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a bump connector
    • H01L2224/812—Applying energy for connecting
    • H01L2224/81201—Compression bonding
    • H01L2224/81205—Ultrasonic bonding

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)

Abstract

A horn for ultrasonic welding with a plurality of tips, which substantially reduces replacement and repairing costs, of which a durable term is prolonged, and which enables the solid bonding strength between welded materials to be maintained, is provided. In a horn for ultrasonic welding that performs welding by ultrasonic vibration, a horn(10) for ultrasonic welding with a plurality of tips comprises: a body(12) of which a rear end is removably connected to a welder; a pair of welding bars(14) extending from a front end of the body; step height parts(16) formed on upper and lower surfaces of front ends of the welding bars such that the step height parts are respectively projected to a predetermined height; and a plurality of tips(18) projected from the step height parts and aligned on the step height parts to be spaced apart from one another in a predetermined gap, wherein the body is connected to the welder in a state that positions of the upper and lower surfaces of the front ends of the welding bars are changed.

Description

복수개의 팁이 구비된 초음파 용접용 혼{Horn for ultrasonic welding with plural tip}Horn for ultrasonic welding with plural tip

도 1은 종래 초음파 용접용 혼 및 팁의 전체적인 구성을 나타낸 사시도1 is a perspective view showing the overall configuration of a conventional ultrasonic welding horn and tip

도 2는 본 발명에 따른 복수개의 팁이 구비된 초음파 용접용 혼을 나타낸 사시도Figure 2 is a perspective view of the ultrasonic welding horn equipped with a plurality of tips in accordance with the present invention

도 3은 본 발명의 일 실시예를 나타낸 개념도3 is a conceptual diagram showing an embodiment of the present invention

*도면의 주요 부분에 대한 부호의 설명** Description of the symbols for the main parts of the drawings *

10...혼 12...몸체10 soul 12 body

14...용접바 16...단턱부14 weld bar 16 step

18...팁18 ... tip

본 발명은 복수개의 팁이 구비된 초음파 용접용 혼에 관한 것으로, 용접용 혼에 복수개의 팁이 형성된 단턱부를 구비하여 교체 및 수리에 따른 비용을 대폭 절감하면서 내구 연한을 늘려 사용할 수 있도록 하는 복수개의 팁이 구비된 초음파 용접용 혼에 관한 것이다.The present invention relates to an ultrasonic welding horn equipped with a plurality of tips, comprising a stepped portion formed with a plurality of tips in the welding horn, and a plurality of which can be used to increase the service life while significantly reducing the cost of replacement and repair A tip is provided with an ultrasonic welding horn.

일반적인 초음파 용접은 냉장고, 에어컨 등의 냉매 배관 단부의 폐쇄 작업이나, 2차 전지의 마감 작업 등에 널리 사용되는 방법으로, 브레이징(Brazing)에 의하여 모재를 녹이는 일반 용접과 달리 초음파의 진동을 이용하는 것이므로, 모재의 손상이 적고 용접시 용재가 필요없어 세척 작업 등과 같은 번거로운 후속 작업이 필요없는 친환경적인 방법이란 점에서 각광받고 있다.In general, ultrasonic welding is a method widely used for closing the end of a refrigerant pipe such as a refrigerator or an air conditioner, or finishing a secondary battery, and uses ultrasonic vibration, unlike general welding, in which a base metal is melted by brazing. It is spotlighted in that it is an environmentally friendly method that requires little damage to the base metal and does not require any solvent during welding, and does not require cumbersome subsequent work such as cleaning.

도 1은 상기와 같은 초음파 용접시 사용하는 혼(Horn)의 형상을 나타낸 것으로, 도시된 바와 같이 초음파 용접용의 혼(1)은 단부에 팁(2)을 구비한 형상이며, 용접하고자 하는 재료를 앤빌(미도시, Anvil)에 거치한 다음, 상기 팁(2)을 가압 접촉후 초음파 진동으로 재료의 접합을 실시하는 것이다.Figure 1 shows the shape of the horn (Horn) used in the ultrasonic welding as described above, as shown in the horn (1) for ultrasonic welding is a shape having a tip (2) at the end, the material to be welded After mounting the anvil (not shown, Anvil), the tip (2) is to perform the bonding of the material by ultrasonic vibration after the pressure contact.

그러나, 상기와 같은 기존의 초음파 용접용 혼은 혼(1) 단부의 팁(2)이 장시간 반복적인 고온과 진동이 수반되는 용접 작업으로 마모되게 되며, 상기팁(2)의 마모로 인한 용접 불량 때문에 상기 혼(1) 자체를 교환하여야 하는 문제점이 있었다.However, the conventional ultrasonic welding horn as described above is the tip (2) at the end of the horn (1) is worn by the welding operation accompanied by repeated high temperature and vibration for a long time, the welding failure due to the wear of the tip (2) Therefore, there was a problem that the horn (1) itself has to be replaced.

그리고, 상기와 같은 기존의 초음파 용접용 혼은 팁(2)의 구조적 특성 상 단일의 점으로 재료가 상호 결합되는 이유로 인하여 초음파 용접에 의하여 접합된 재료 상호 간의 결합력이 약한 단점이 있었다.In addition, the conventional ultrasonic welding horn as described above has a disadvantage in that the bonding strength between materials joined by ultrasonic welding is weak due to the reason that the materials are bonded to each other in a single point due to the structural characteristics of the tip 2.

따라서, 팁의 마모에 따른 교체 및 신품 구입 비용을 최대한 저감하면서도 장시간 용접 성능의 원활한 구현이 가능함은 물론, 결합력이 공고한 용접 결과물의 획득이 가능한 초음파 용접용 혼의 개발이 절실하다 하겠다.Therefore, it is possible to smoothly implement long-term welding performance while reducing the cost of replacement and new purchases due to wear of the tip as well as to develop an ultrasonic welding horn capable of obtaining a welding result with a firm bonding force.

본 발명은 상기와 같은 문제점을 해결하기 위하여 안출된 것으로, 교체 및 수리에 따른 비용을 대폭 절감하면서 내구 연한을 늘려 사용할 수 있도록 하는 복수개의 팁이 구비된 초음파 용접용 혼을 제공하고자 하는데 그 목적이 있다.The present invention has been made to solve the above problems, to provide an ultrasonic welding horn equipped with a plurality of tips that can be used to increase the service life while significantly reducing the cost of replacement and repair. have.

그리고, 본 발명은 용접된 재료 상호간의 공고한 결합력이 유지되도록 하는 복수개의 팁이 구비된 초음파 용접용 혼을 제공하고자 하는데에도 그 목적이 있다.In addition, an object of the present invention is to provide a horn for ultrasonic welding provided with a plurality of tips to maintain a firm bonding force between the welded materials.

상기와 같은 목적을 달성하기 위하여 본 발명은 초음파 진동으로써 용접을 행하는 초음파 용접용 혼의 팁에 있어서, 후단이 용접기와 탈착 결합되는 몸체; 상기 몸체의 선단에서 연장 형성된 한 쌍의 용접바; 상기 용접바 선단의 상, 하부면에 각각 일정높이로 돌출 형성된 단턱부; 상기 단턱부 상에 돌출하여 일정 간격으로 이격 정렬된 복수개의 팁;을 포함하며, 상기 몸체는 용접바 선단의 상, 하부면의 위치를 전환하여 용접기와 결합하여 사용하는 것을 특징으로 한다.In order to achieve the above object, the present invention, in the tip of the ultrasonic welding horn for welding by ultrasonic vibration, the rear end is detachably coupled to the welder; A pair of welding bars extending from the front end of the body; A stepped part protruding at a predetermined height on the upper and lower surfaces of the tip of the welding bar; And a plurality of tips projecting on the stepped portion and spaced apart at regular intervals, wherein the body is used in combination with a welder by switching positions of the upper and lower surfaces of the tip of the welding bar.

그리고, 상기 단턱부에는 상기 단턱부에 대응되는 형상으로 각각 부착되며 상부면에 돌출하여 정렬된 복수개의 팁을 형성하는 팁 플레이트가 더 구비되는 것을 특징으로 한다.The stepped portion may further include a tip plate attached to each of the shapes corresponding to the stepped portion and forming a plurality of tips that protrude from the upper surface.

이하, 첨부된 도면을 참고로 하여 본 발명의 바람직한 실시예에 대하여 설명하기로 한다.Hereinafter, with reference to the accompanying drawings will be described a preferred embodiment of the present invention.

도 2는 본 발명에 따른 복수개의 팁이 구비된 초음파 용접용 혼을 나타낸 사시도로, 도시된 바와 같이 본 발명에 따른 복수개의 팁이 구비된 초음파 용접용 혼(10, 이하 '용접용 혼')은 크게 몸체(12), 용접바(14), 단턱부(16) 및 팁(18)으 로 구성된다.2 is a perspective view showing an ultrasonic welding horn equipped with a plurality of tips according to the present invention, as shown is an ultrasonic welding horn equipped with a plurality of tips according to the present invention (10, hereinafter 'welding horn') Is largely composed of a body 12, a welding bar 14, the stepped portion 16 and the tip (18).

상기 몸체(12)는 도 2와 같이 후단부에 용접기와 탈착 결합되는 결합구(11)가 구비된 원통 형상의 것으로, 상기 몸체(12) 선단에는 한 쌍의 용접바(14)가 연장 형성된다.The body 12 is a cylindrical shape having a coupler 11 which is detachably coupled to the welder at the rear end as shown in FIG. 2, and a pair of welding bars 14 extend from the front end of the body 12. .

상기 용접바(14)는 원통 형상인 상기 몸체(12)의 선단측에서 단부로 갈수록 점차 그 두께가 얇아지는 형상으로 형성되며, 상기와 같이 형성된 용접바(14) 단부의 상, 하부면에는 단턱부(16)가 각각 형성되게 된다.The welding bar 14 is formed in a shape in which the thickness gradually decreases from the front end side of the body 12 to the end of the cylindrical shape, the upper and lower surfaces of the end of the welding bar 14 formed as described above The jaws 16 are to be formed respectively.

상기 단턱부(16)는 상기 용접바(14) 단부의 상, 하부면에 각각 일정 높이로 돌출 형성되어 일정 면적을 지니는 형상으로 제작되며, 상기 단턱부(16) 상에 팁(18)이 구비되는 것이다.The stepped portion 16 is formed in a shape having a predetermined area by protruding to a predetermined height on the upper and lower surfaces of the end of the welding bar 14, the tip 18 is provided on the stepped portion 16 Will be.

상기 팁(18)은 상기 단턱부(16) 상에 돌출하여 복수개로 정렬된 것으로, 도 1의 종래의 초음파 용접용 혼의 팁 형상에 비하여, 돌출된 단부를 평평하게 제작함으로써 용접되는 재료와의 확실한 가압 접촉이 가능하게 된다.The tips 18 are projected on the stepped portion 16 and are arranged in plurality, and compared with the tip shape of the conventional ultrasonic welding horn of FIG. Pressurized contact is possible.

또한, 상기 팁(18)은 복수개로 일정 간격 이격하여 형성됨으로써 용접하고자 하는 재료가 보다 넓은 면적에 걸쳐 가압 접촉이 가능하게 된다. In addition, the tip 18 is formed in a plurality spaced apart by a predetermined interval so that the material to be welded can be contacted over a larger area.

여기서, 상기 상, 하부측의 단턱부(16) 사이의 거리(h2), 즉 두께는 용접바(14)의 두께(h1)보다 일정 정도 두껍게 형성함으로써 상기 용접용 혼(10) 단부의 팁(18)을 도 2의 확대부와 같이 마모 정도에 따라 절삭 가공하여 2 내지 3회 정도 추가 사용이 가능하게 되는 것이다.Here, the distance (h 2 ) between the upper and lower end portions 16, that is, the thickness is formed to be thicker than the thickness h 1 of the welding bar 14 by a certain amount of the end of the welding horn 10. The tip 18 is cut according to the degree of wear as shown in the enlarged part of FIG.

따라서, 사용자는 상기 상부측의 단턱부(16)가 마모되어 용접바(14)의 높이와 같아지면 몸체(12)를 용접기(미도시)로부터 분리하여 하부측의 단턱부(16)가 마모될 때까지 팁(18)을 가압 접촉하여 용접을 실시함으로써 종래의 것을 2 내지 3개 사용하는 기간 동안 신품의 교체없이 사용할 수 있게 된다. Therefore, if the upper stepped part 16 of the upper side is worn and is equal to the height of the welding bar 14, the user separates the body 12 from the welder (not shown) and wears the lower stepped part 16 of the lower side. By welding the tip 18 by pressure contact until it can be used without replacement of the new for a period of two to three conventional ones.

한편, 본 발명에 따른 복수개의 팁이 구비된 초음파 용접용 혼은 도 3과 같은 실시예의 적용이 가능하다.On the other hand, the ultrasonic welding horn equipped with a plurality of tips according to the present invention can be applied to the embodiment shown in FIG.

도시된 바와 같이, 본 발명에 따른 복수개의 팁이 구비된 초음파 용접용 혼의 단턱부(16)에는 상기 단턱부(16)에 대응되는 형상으로 제작되어 도 3(a)와 같이 상부면에 복수개의 팁(18)이 구비된 팁 플레이트(17)를 장착하여 용접을 실시할 수도 있다.As shown, the stepped portion 16 of the ultrasonic welding horn equipped with a plurality of tips according to the present invention is manufactured in a shape corresponding to the stepped portion 16 and a plurality of upper surfaces as shown in FIG. Welding may be performed by mounting the tip plate 17 with the tip 18.

즉, 사용자는 단턱부(16)의 팁(18)이 마모될 경우 마모된 상기 단턱부(16)를 연마하여 평탄화한 다음, 상기 팁 플레이트(17)를 도 3(b)와 같이 연마한 용접바(14) 단부에 장착하여 사용할 수도 있는 것이다.That is, when the tip 18 of the step 16 is worn, the user grinds and flattens the worn step 16 and then welds the tip plate 17 as shown in FIG. 3 (b). It may be attached to the end of the bar 14 and used.

이상과 같이 본 발명은 교체 및 수리에 따른 비용을 대폭 절감하면서 내구 연한을 늘려 사용할 수 있도록 함은 물론, 용접된 재료 상호간의 공고한 결합력이 유지되도록 하는 복수개의 팁이 구비된 초음파 용접용 혼을 제공하는 것을 그 기본적인 기술적 사상으로 하고 있음을 알 수 있다.As described above, the present invention provides an ultrasonic welding horn equipped with a plurality of tips that can be used to increase the service life while greatly reducing the cost of replacement and repair, and to maintain a firm bonding force between the welded materials. It can be seen that the basic technical idea is to provide.

그리고, 본 발명의 기본적인 기술적 사상의 범주 내에서 당해 업계 통상의 지식을 가진 자에게 있어서는 다른 많은 변형 및 응용이 가능함은 물론이다.In addition, many modifications and applications are possible to those skilled in the art within the scope of the basic technical idea of the present invention.

상기와 같은 구성의 본 발명에 따르면 다음과 같은 효과를 기대할 수 있다.According to the present invention of the above configuration can be expected the following effects.

우선, 단부의 팁이 마모되면 용접용 혼 자체를 신품으로 교체하여야 하는 종래 기술에 비하여 용접바 단부에 일정 두께로 형성된 단턱부에 일정 간격 이격하여 정렬된 복수개의 팁을 구비한 구성을 채택함으로써 팁 마모시 단턱부를 연마하여 팁을 재사용할 수 있는 등 내구 연한의 대폭적인 상승으로 신품의 교체에 따른 추가적인 비용 발생을 저감할 수 있는 특장점이 있다.First, when the tip of the end is worn, the tip is adopted by adopting a configuration having a plurality of tips aligned at regular intervals at a stepped portion formed at a certain thickness at the end of the welding bar, compared to the prior art in which the welding horn itself is replaced with a new one There is a feature that can reduce the additional cost incurred by the replacement of a new product due to the significant increase in the service life, such as the tip can be reused by grinding the stepped part when worn.

그리고, 팁 단부가 구 형상이며 단일인 종래의 용접용 혼에 비하여, 단부가 평탄하며 복수개로 일정 간격 이격하여 정렬된 팁의 구조를 채택함으로써 용접되는 재료와 팁 상호간의 공고한 가압 접촉으로 보다 넓은 면적에 걸친 용접 결합이 이루어지게 되어 우수한 품질의 용접 결과물을 획득할 수 있는 장점이 있다. And, compared to the conventional welding horn having a single tip and a spherical shape, the tip is flat and has a plurality of tips arranged at regular intervals, thereby making it possible to obtain a wider pressure contact between the welded material and the tip. There is an advantage that the welded joint over the area can be made to obtain a good quality welding results.

또한, 본 발명은 단턱부의 마모시 간단하게 단턱부 및 팁을 연마하고 별도로 구비된 팁 플레이트를 부가적으로 장착가능한 구성을 채택함으로써, 항상 신품과 같은 상태의 용접용 혼을 사용할 수 있다는 점에서 매우 유용한 발명인 것이다.In addition, the present invention is very simple in that it is possible to use a welding horn in a new state at all times by adopting a configuration that simply polishes the step and tip and additionally mounts the tip plate provided separately when the step is worn out. It is a useful invention.

Claims (2)

초음파 진동으로써 용접을 행하는 초음파 용접용 혼에 있어서,In the ultrasonic welding horn which performs welding by ultrasonic vibration, 후단이 용접기와 탈착 결합되는 몸체(12);A body 12 having a rear end detachably coupled to the welder; 상기 몸체의 선단에서 연장 형성된 한 쌍의 용접바(14);A pair of welding bars 14 extending from the front end of the body; 상기 용접바 선단의 상, 하부면에 각각 일정높이로 돌출 형성된 단턱부(16);A stepped portion 16 protruding at a predetermined height on the upper and lower surfaces of the tip of the welding bar; 상기 단턱부 상에 돌출하여 일정 간격으로 이격 정렬된 복수개의 팁(18);을 포함하며,And a plurality of tips 18 projecting on the stepped portion and spaced apart at regular intervals. 상기 몸체는 용접바 선단의 상, 하부면의 위치를 전환하여 용접기와 결합하여 사용하는 것을 특징으로 하는 복수개의 팁이 구비된 초음파 용접용 혼.The body is a ultrasonic welding horn having a plurality of tips, characterized in that for use in combination with the welding machine by switching the position of the upper, lower surface of the tip of the welding bar. 제 1 항에 있어서,The method of claim 1, 상기 단턱부(16)에는,In the step 16, 상기 단턱부에 대응되는 형상으로 각각 부착되며 상부면에 돌출하여 정렬된 복수개의 팁을 형성하는 팁 플레이트(17)가 더 구비되는 것을 특징으로 하는 복수개의 팁이 구비된 초음파 용접용 혼.Ultrasonic welding horn having a plurality of tips, characterized in that the tip plate (17) is further attached to each of the shape corresponding to the stepped portion to form a plurality of tips protruding to the upper surface.
KR1020070027299A 2007-03-20 2007-03-20 Horn for ultrasonic welding with plural tip KR100724065B1 (en)

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KR101847496B1 (en) * 2016-05-20 2018-04-10 주식회사 위존 Horn for Ultrasonic Metal Welding

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KR200317517Y1 (en) 2003-04-03 2003-06-25 주식회사 코스믹세라텍 Ultrasonic wave horn for Ultrasonic wave processing apparatus
JP2006100470A (en) 2004-09-29 2006-04-13 Fujitsu Ltd Tool and method for ultrasonic bonding
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JPH11169791A (en) 1997-12-08 1999-06-29 Ngk Spark Plug Co Ltd Ultrasonic horn
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JP2006278849A (en) 2005-03-30 2006-10-12 Nichicon Corp Ultrasonic welding horn and manufacturing method of electrolytic capacitor using the same

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2763206A1 (en) * 2013-02-04 2014-08-06 Samsung SDI Co., Ltd. Rechargeable battery
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