KR100950665B1 - The 3-pole inside overlay welding machine for the pressure vessel - Google Patents

The 3-pole inside overlay welding machine for the pressure vessel Download PDF

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KR100950665B1
KR100950665B1 KR1020050052238A KR20050052238A KR100950665B1 KR 100950665 B1 KR100950665 B1 KR 100950665B1 KR 1020050052238 A KR1020050052238 A KR 1020050052238A KR 20050052238 A KR20050052238 A KR 20050052238A KR 100950665 B1 KR100950665 B1 KR 100950665B1
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South Korea
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welding
electrode
head
pressure vessel
flux
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KR1020050052238A
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Korean (ko)
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KR20060132103A (en
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김정섭
문현준
박무룡
김구래
주명수
최준태
성희준
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현대중공업 주식회사
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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
    • B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
    • 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
    • B23K11/00—Resistance welding; Severing by resistance heating
    • B23K11/0013—Resistance welding; Severing by resistance heating welding for reasons other than joining, e.g. build up welding
    • 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
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
    • 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
    • B23K9/00—Arc welding or cutting
    • B23K9/04—Welding for other purposes than joining, e.g. built-up welding
    • B23K9/044—Built-up welding on three-dimensional surfaces
    • B23K9/046—Built-up welding on three-dimensional surfaces on surfaces of revolution
    • B23K9/048—Built-up welding on three-dimensional surfaces on surfaces of revolution on cylindrical surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
    • 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
    • B23K2101/00—Articles made by soldering, welding or cutting
    • B23K2101/04—Tubular or hollow articles
    • B23K2101/12—Vessels
    • 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
    • B23K2103/00—Materials to be soldered, welded or cut
    • B23K2103/18—Dissimilar materials
    • 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
    • B23K2103/00—Materials to be soldered, welded or cut
    • B23K2103/50—Inorganic material, e.g. metals, not provided for in B23K2103/02 – B23K2103/26

Abstract

본 발명은 압력용기의 내외면에 이종 금속을 덧용접하기 위한 다전극으로 구성된 육성용접장치에 관한 것으로, 압력용기 내외면에 육성용접하는 공정에서 1전극에 의한 낮은 생산성을 극복하고, 간이장치에 의해 장시간 작업되는 장치 운용상의 불편함을 해결하기 위해 고안된 장치로, 다전극으로 구성된 장치구조와 보다 편리하게 장치를 운영할 수 있는 자동화된 다전극 육성용접장치의 운용기술을 제공함을 목적으로 한다. The present invention relates to a fusing welding device composed of a multi-electrode for overlaying dissimilar metal on the inside and outside surfaces of a pressure vessel, and overcomes the low productivity by one electrode in the fusing and welding process on the inside and outside surfaces of a pressure vessel. The device is designed to solve the inconvenience of operating the device for a long time, and the object of the present invention is to provide a device structure composed of a multi-electrode and an automated multi-electrode fusing welding device that can operate the device more conveniently.

상기 목적달성을 위한 본 발명은 압력용기 내,외면에 이종 금속을 덧용접 하기 위한 육성용접장지에 있어서, 메니플레이터(1)와 승강작용을 하는 붐(2)대 및 보조크레인(3)과, 붐(2)대의 끝단에 부착되어 다전극 헤드부(4)와 장치 전체를 제어할 수 있는 조작반(5)과, 상기 조작반(5)을 제어하는 제어부품이 내장되어 있는 제어반(6)과, 상기 헤드부(4)의 상부에 설치되어 있으며 플럭스 가열탱크(7)와 그것을 제어하는 플럭스 가열탱크 조작반(8) 및 플럭스 회수장치(9)와, 지면에 설치되는 다전극 용접을 담당하는 용접기(10)와, 단관(11)을 회전시키는 터닝롤러(12)와, 회전시 단관의 위치를 일정영역 벗어나지 않도록 하는 안티 드리프트 검출장치(13)로 구성되어 있는 것을 특징으로 하는 압력용기 내면 다전극 육성 용접장치에 관한 것을 그 기술적 요지로 한다.The present invention for achieving the above object is a boom (2) and the auxiliary crane (3) and the lifting and lifting action to the manipulator (1) in the growth welding pad for welding the different types of metal inside and outside the pressure vessel; And a control panel 6 attached to the end of the boom 2 to control the multi-electrode head part 4 and the entire apparatus, and a control panel 6 having a control component for controlling the control panel 5; And a flux heating tank (7), a flux heating tank operating panel (8) and a flux recovery device (9) installed at the upper portion of the head portion (4) and controlling the same, and a welding machine for multi-electrode welding installed on the ground. (10), a turning roller 12 for rotating the end pipe 11, and an anti-drift detection device 13 for preventing the position of the end pipe from rotating in a predetermined region during rotation. The technical gist of a welding welding apparatus is considered.

육성용접, 다전극, 압력용기, 마그네틱 헤드, 연동 구동, 단동 구동, 플럭스 회수 장치 Welding, Multi-electrode, Pressure Vessel, Magnetic Head, Interlock Drive, Single Act Drive, Flux Recovery Device

Description

압력용기의 내외면 다전극 육성용접장치{The 3-pole inside overlay welding machine for the pressure vessel}The 3-pole inside overlay welding machine for the pressure vessel}

도 1 은 본 발명인 압력용기의 내외면 다전극 육성용접장치의 전체장치 구성도,1 is an overall device configuration of the inner and outer surface multi-electrode welding apparatus of the pressure vessel of the present invention,

도 2 는 본 발명인 압력용기의 내외면 다전극 육성용접장치에 의한 육성용접의 모습을 나타낸 사시도, Figure 2 is a perspective view showing the appearance of the welding by the inner and outer surface multi-electrode welding apparatus of the pressure vessel of the present invention,

도 3 은 본 발명인 압력용기의 내외면 다전극 육성용접장치의 헤드부 정면도,Figure 3 is a front view of the head portion of the inner and outer surface multi-electrode welding apparatus of the pressure vessel of the present invention,

도 4 는 본 발명인 압력용기의 내외면 다전극 육성용접장치의 헤드부 측면도,Figure 4 is a side view of the head portion of the inner and outer surface multi-electrode welding apparatus of the pressure vessel of the present invention,

<도면의 주요부분에 대한 부호의 설명><Description of the symbols for the main parts of the drawings>

(1): 메니플레이터 (2): 붐(1): Manipulator (2): Boom

(3): 보조 크레인 (4): 헤드부(3): auxiliary crane (4): head

(5): 조작반 (6): 제어반(5): control panel (6): control panel

(7): 플럭스 가열탱크 (8): 플럭스 가열탱크 조작반(7): flux heating tank (8): flux heating tank control panel

(9): 플럭스 회수장치 (10): 용접기(9): flux recovery device (10): welding machine

(11): 단관 (12): 터닝롤러(11): Single tube (12): Turning roller

(13): 안티 트리프트 검출장치 (14): 연동 좌우 구동모터(13): anti-trit detection device (14): interlocking left and right drive motor

(15): 볼 스크류 (16): 리니어 가이드(15): Ball screw (16): Linear guide

(17): 단동 좌우 구동모터 (18): 헤드 승하강 모터(17): single-acting left and right drive motor (18): head lifting motor

(19): 플럭스 살포 밸브 (20): 보조 플럭스 탱크(19): flux spray valve (20): auxiliary flux tank

(21): 와이어 드럼 (22): 전극 헤드(21): wire drum (22): electrode head

(23): 마그네틱 헤드 (24): 마그네틱 제어반(23): magnetic head (24): magnetic control panel

(25): 작업발판 (26): 타이밍 밸트(25): working step (26): timing belt

(27): 접촉식 높이 검출센서(27): contact height detection sensor

본 발명은 압력용기의 내외면에 이종 금속을 덧용접하기 위한 다전극으로 구성된 육성용접장치에 관한 것이다. The present invention relates to a welding welding apparatus composed of a multi-electrode for overlaying dissimilar metal on the inner and outer surfaces of a pressure vessel.

통상 압력용기는 주로 고압에 견뎌야 하는 구조이기 때문에 일반적으로 부재의 두께가 두껍다.In general, the pressure vessel is mainly a structure that must withstand high pressure, the thickness of the member is generally thick.

압력용기가 설치되는 환경에 따라 내면과 외면을 육성용접하게 되는데, 외부의 환경에 압력용기를 보호하기 위해 외부에 육성용접을 하게 되고, 압력용기 내에 화학물질이나 기타 여러 가지 부식성이 있는 물질을 저장하게 되면 용기가 부식이나 화학적 반응으로 손상될 우려가 있기 때문에 이를 보호할 목적으로 압력용기 내 부에 이종금속으로 육성용접을 하게 되는데 외부 및 내부 육성용접은 일반적으로 많이 적용되고 있다. Depending on the environment in which the pressure vessel is installed, the inner and outer surfaces are fostered and welded.In order to protect the pressure vessel from the external environment, the fusing welding is carried out to the outside, and chemical or other corrosive substances are stored in the pressure vessel. If the container is damaged due to corrosion or chemical reaction, the welding is done by dissimilar metal inside the pressure vessel for the purpose of protecting it, and the external and internal welding is generally applied.

종래의 압력용기에 대한 육성용접장치는 메니플레이터의 끝단에 헤드를 구성하여 1전극으로 용접하는 장치나 소형 캐리지에 1개의 헤드를 구성하여 육성용접을 하는 장치가 사용되어 왔다. Conventional welding apparatuses for pressure vessels have been used in which a head is formed at the end of a manipulator and a single electrode is welded, or a single head is formed in a small carriage.

이러한 장치를 사용하여 육성용접하는 것은 용접결합을 방지하기 위하여 고열로서 가열하고 며칠씩 계속되는 장시간 작업에 따른 작업환경상의 어려움과, 1전극을 사용하여 생산에 적용함으로써 많은 작업시간이 요구되어 생산성이 낮다는 문제점을 가지고 있었다. The fusing welding using such a device is low in productivity due to the difficulty in working environment caused by long-term work which is heated by high heat and lasts for several days to prevent weld joints, and by applying it to production using one electrode. Had a problem.

본 발명은 상기와 같은 종래의 문제점을 해결하기 위하여 창출된 것으로, 압력용기 내,외면에 육성용접하는 공정에서 1전극에 의한 낮은 생산성을 극복하고, 간이장치에 의해 장시간 작업되는 장치 운용상의 불편함을 해결하기 위해 고안된 장치로, 다전극으로 구성된 장치구조와 보다 편리하게 장치를 운영할 수 있는 자동화된 다전극 육성용접장치의 운용기술을 제공함을 목적으로 한다. The present invention was created in order to solve the conventional problems as described above, overcoming low productivity by one electrode in the process of welding welding on the inner and outer surfaces of the pressure vessel, inconvenience in operating the device that is operated for a long time by a simple device The device is designed to solve the problem, the object of the device structure consisting of a multi-electrode and the purpose of providing an operating technology of the automated multi-electrode fusing welding apparatus that can operate the device more conveniently.

상기한 바와 같은 목적을 달성하고 종래의 결점을 제거하기 위한 과제를 수행하는 본 발명의 실시예인 구성과 그 작용을 첨부도면에 연계시켜 상세히 설명하 면 다음과 같다.The construction and the operation of the embodiment of the present invention to accomplish the object as described above and to perform the task for eliminating the conventional drawbacks will be described in detail with reference to the accompanying drawings.

도 1 은 압력용기 내,외면에 육성용접 할 수 있는 다전극 육성용접장치의 전체 구성도를 나타낸 것으로, 메니플레이터(1)와 승강작용을 하는 붐(2)대 및 보조크레인(3)으로 구성되어 있으며, 붐대의 끝단에는 다전극 헤드부(4)와 장치 전체를 제어할 수 있는 조작반(5)의 구성과 이를 제어하는 제어부품이 내장되어 있는 제어반(6)이 설치되어 있다. 1 is a view showing the overall configuration of a multi-electrode fusing welding apparatus capable of fusing welding on an inner and an outer surface of a pressure vessel, and includes a boom (2) and an auxiliary crane (3) for lifting and lowering the manipulator (1). At the end of the boom, a multi-electrode head portion 4 and a control panel 6 in which the control panel 5 for controlling the entire device and a control component for controlling the same are installed.

또한 헤드부 상부에는 플럭스 가열탱크(7)와 그것을 제어하는 플럭스 가열탱크 조작반(8) 및 플럭스 회수장치(9)가 하나의 단위 시스템으로 구성되어 있고, 지면에는 다전극 용접을 담당하는 용접기(10), 단관(11)을 회전시키는 터닝롤러(12)및 회전시 단관의 위치를 일정영역 벗어나지 않도록 하는 안티 드리프트 검출장치(13)로 구성되어 있다. In addition, a flux heating tank 7, a flux heating tank operating panel 8, and a flux recovery device 9 that control the flux heating tank 7 are formed in a single unit system on the top of the head. ), A turning roller 12 for rotating the end pipe 11, and an anti-drift detection device 13 for preventing the position of the end pipe from being departed from a predetermined region during rotation.

도 2 는 단관의 육성용접장치에 의해 용접을 진행하는 영상을 나타낸 것으로, 상기 도면에서 보는 바와 같이 용접은 헤드간의 간격을 일정영역 띄워서 3전극이 동시에 용접하면서 1회전 뒤 연속적으로 1피치만큼 용접간격을 이동시켜 계속해서 용접을 진행시켜가는 동작을 보여주고 있다. Figure 2 shows the image of the welding proceeds by the welding device of the single pipe, as shown in the drawing, the welding spacing between the head spaced by a certain area, the three electrodes welding at the same time while welding one rotation continuously after one pitch It shows the operation of moving the welding to continue the welding.

도 3 은 다전극 육성 용접장치의 헤드부 정면도를 나타낸 것으로, 전체 헤드는 3개로 구성되어 있고, 각 헤드는 연동 좌우 구동모터(14)에 의해 볼 스크류(15)의 회전으로 리니어 가이드(16)를 따라 헤드전체가 움직이거나, 단동 좌,우 구동모터(17)에 의해 개별적으로 헤드가 좌우 구동할 수 있는 구조로 되어 있다. 3 is a front view of the head of the multi-electrode welding apparatus, wherein the entire head is composed of three, and each head is linear guide 16 by the rotation of the ball screw 15 by the interlocking left and right drive motors 14. The whole head is moved along, or the head can be left-right driven separately by the single-acting left and right drive motors 17.

헤드의 상하 구동은 헤드 승,하강 모터(18)에 의해 상승과 하강을 하게 되어 있으며, 각 헤드의 우측면에는 플럭스 가열탱크의 플럭스 살포밸브(19)에서 송급되는 가열된 플럭스를 받아 저장하는 보조 플럭스 저장탱크(20)가 설치되어 있고, 헤드부의 상부에는 와이어 드럼(21)이 설치되어 있다. The head is moved up and down by the head raising and lowering motor 18, and the auxiliary flux for receiving and storing the heated flux supplied from the flux spreading valve 19 of the flux heating tank on the right side of each head. The storage tank 20 is provided, and the wire drum 21 is provided in the upper part of the head part.

또한 헤드부의 하부에는 와이어를 가이드해주고 육성용접을 위한 전극 헤드(22) 및 육성용접시 자력을 이용해 용접비드를 넓게 펴주기 위한 마그네틱 헤드(23)로 구성되어 있다.In addition, the lower portion of the head portion is composed of a magnetic head 23 for guiding the wire and extending the welding bead by using the magnetic head 22 for growth welding and magnetic force during the growth welding.

한편 붐대의 측면에는 마그네틱 헤드의 제어를 담당하는 마그네틱 제어반(24)이 설치되어 있다. On the other hand, a magnetic control panel 24 that is in charge of controlling the magnetic head is provided on the side of the boom.

도 4 는 다전극 육성용접장치의 헤드부의 측면도를 나타낸 것으로, 용접을 위한 작업부재 가열에 따라 발생되는 고열에 대해 작업자가 장치의 운용과 작업의 편리성을 위해 설치한 작업발판(25)이 구성되어 있으며, 헤드부에서 각 헤드의 개별구동은 단동 좌우 구동모터(17)의 동력이 타이밍 밸트(26)에 의해 전달되는 구조이다. Figure 4 shows a side view of the head portion of the multi-electrode fusing welding apparatus, a work scaffold 25 installed by the operator for the operation and operation of the device for the high heat generated by the heating of the work member for welding is configured In the head portion, the individual drive of each head is a structure in which the power of the single-drive left and right drive motor 17 is transmitted by the timing belt 26.

그밖에도 각각의 헤드는 압력용기의 밴딩오차나 용접시의 열변형에 의해 발생되는 동심원 오차에 대응하여 헤드 높이를 적정한 높이를 유지시켜주기 위한 접촉식 높이 검출센서(27)가 구성되어 안정된 육성용접이 이루어지도록 하는 다전극 육성용접장치가 개발 창출되었다. In addition, each head is provided with a contact height detection sensor 27 for maintaining the proper height of the head in response to the concentricity error caused by bending error of the pressure vessel or heat deformation during welding. A multi-electrode fusing welding device was developed and created to accomplish this.

본 발명은 상술한 특정의 바람직한 실시예에 한정되지 아니하며, 청구범위에서 청구하는 본 발명의 요지를 벗어남이 없이 당해 고안이 속하는 기술분야에서 통 상의 지식을 가진 자라면 누구든지 다양한 변형실시가 가능한 것은 물론이고, 그와 같은 변경은 청구범위 기재의 범위 내에 있게 된다.The present invention is not limited to the above-described specific preferred embodiments, and any person having ordinary skill in the art to which the present invention pertains may make various modifications without departing from the gist of the present invention as claimed in the claims. Of course, such changes will fall within the scope of the claims.

상기와 같은 구성 및 작용에 의해 기대할 수 있는 본 발명의 효과는 다음과 같다.The effects of the present invention that can be expected by the configuration and action as described above are as follows.

압력용기의 내외면 다전극 육성용접장치는 다전극을 이용하여 육성용접을 함에 있어서, 헤드간의 간격을 일정영역 띄워 3전극이 동시에 용접하면서 1회전 뒤 연속적으로 용접간격을 이동시켜 계속해서 용접하기 때문에 작업시간을 대폭적으로 단축시킬 수 있으며, 용접을 위해 장시간의 고열작업조건에서 작업환경을 개선시켜줌으로써 공장환경 개선 및 생산성 향상에도 크게 기여하는 효과가 있다.The multi-electrode fusing welding device inside and outside the pressure vessel uses a multi-electrode for fusing welding, so that the space between the heads is spaced by a certain area so that the three electrodes can be welded at the same time while continuously welding by continuously moving the welding interval after one rotation. The working time can be greatly shortened, and the working environment can be improved under long time high temperature working conditions for welding, which greatly contributes to the improvement of factory environment and productivity.

Claims (3)

압력용기 내,외면에 이종 금속을 덧용접 하기 위한 육성용접장지에 있어서,In the growth welding paper for overwelding dissimilar metal on the inside and outside of the pressure vessel, 메니플레이터(1)와 승강작용을 하는 붐(2)대 및 보조크레인(3)과, A boom (2) and an auxiliary crane (3) for lifting and lowering the manipulator (1), 붐(2)대의 끝단에 부착되어 다전극 헤드부(4)와 장치 전체를 제어할 수 있는 조작반(5)과, An operation panel 5 attached to the end of the boom 2 to control the multi-electrode head 4 and the entire apparatus, 상기 조작반(5)을 제어하는 제어부품이 내장되어 있는 제어반(6)과, A control panel 6 in which a control component for controlling the operation panel 5 is incorporated; 상기 헤드부(4)의 상부에 설치되어 있으며 플럭스 가열탱크(7)와 그것을 제어하는 플럭스 가열탱크 조작반(8) 및 플럭스 회수장치(9)와, A flux heating tank (7) and a flux heating tank operating panel (8) and a flux recovery device (9) for controlling the flux heating tank (7) installed above the head (4); 지면에 설치되는 다전극 용접을 담당하는 용접기(10)와, A welder 10 in charge of multi-electrode welding installed on the ground, 단관(11)을 회전시키는 터닝롤러(12)와, Turning roller 12 for rotating the end pipe 11, 회전시 단관의 위치를 일정영역 벗어나지 않도록 하는 안티 드리프트 검출장치(13)로 구성되어 있는 것을 특징으로 하는 압력용기 내면 다전극 육성 용접장치.The inner surface of the pressure vessel multi-electrode development welding device, characterized in that it consists of an anti-drift detection device (13) to prevent the deviation of the position of the short pipe during rotation. 제 1 항에 있어서, The method of claim 1, 다전극 육성 용접장치의 헤드부는 3개로 구성되어 있고, 각 헤드는 연동 좌우 구동모터(14)에 의해 볼 스크류(15)의 회전으로 리니어 가이드(16)를 따라 헤드전체가 움직이거나, 단동 좌,우 구동모터(17)에 의해 개별적으로 헤드가 좌우 구동할 수 있는 구조로 되어 있으며, The head portion of the multi-electrode welding apparatus is composed of three, each head is moved along the linear guide 16 by the rotation of the ball screw 15 by the interlocking left and right drive motor 14, The right drive motor 17 has a structure in which the head can be driven left and right separately, 헤드의 상하 구동은 헤드 승,하강 모터(18)에 의해 상승과 하강을 하게 되어 있고, 각 헤드의 우측면에는 플럭스 가열탱크의 플럭스 살포밸브(19)에서 송급되는 가열된 플럭스를 받아 저장하는 보조 플럭스 저장탱크(20)가 설치되어 있고, 헤드부의 상부에는 와이어 드럼(21)이 설치되어 있고,The head is moved up and down by the head raising and lowering motor 18, and the auxiliary flux for receiving and storing the heated flux supplied from the flux spreading valve 19 of the flux heating tank on the right side of each head. The storage tank 20 is provided, the wire drum 21 is provided at the top of the head portion, 헤드부의 하부에는 와이어를 가이드해주고 육성용접을 위한 전극 헤드(22) 및 육성용접시 자력을 이용해 용접비드를 넓게 펴주기 위한 마그네틱 헤드(23)로 구성되어 있으며, The lower part of the head portion is composed of an electrode head 22 for guiding the welding, and a magnetic head 23 for widening the welding bead by using magnetic force during the welding. 붐대의 측면에는 마그네틱 헤드의 제어를 담당하는 마그네틱 제어반(24)이 설치되어 있는 것을 특징으로 하는 압력용기 내면 다전극 육성 용접장치.The inner side of the boom is equipped with a magnetic electrode control panel for welding the magnetic electrode, characterized in that the magnetic control panel 24 for controlling the magnetic head is installed. 제 2 항에 있어서, The method of claim 2, 각각의 헤드는 압력용기의 밴딩오차나 용접시의 열변형에 의해 발생되는 동심원 오차에 대응하여 헤드 높이를 적정한 높이를 유지시켜주기 위한 검출센서(27)를 포함하는 것을 특징으로 하는 압력용기 내면 다전극 육성 용접장치.Each head includes a detection sensor 27 for maintaining a proper height of the head in response to concentric error caused by bending error of the pressure vessel or thermal deformation during welding. Electrode Foster Welding Device.
KR1020050052238A 2005-06-17 2005-06-17 The 3-pole inside overlay welding machine for the pressure vessel KR100950665B1 (en)

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JPH0639565A (en) * 1992-07-28 1994-02-15 Babcock Hitachi Kk Method for cladding by welding

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