KR20120111259A - Welding guide - Google Patents

Welding guide Download PDF

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Publication number
KR20120111259A
KR20120111259A KR1020110029654A KR20110029654A KR20120111259A KR 20120111259 A KR20120111259 A KR 20120111259A KR 1020110029654 A KR1020110029654 A KR 1020110029654A KR 20110029654 A KR20110029654 A KR 20110029654A KR 20120111259 A KR20120111259 A KR 20120111259A
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KR
South Korea
Prior art keywords
support
welding
support rail
ceramic block
base material
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KR1020110029654A
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Korean (ko)
Inventor
김순태
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주식회사 에치에스테크
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Priority to KR1020110029654A priority Critical patent/KR20120111259A/en
Publication of KR20120111259A publication Critical patent/KR20120111259A/en

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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
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/02—Carriages for supporting the welding or cutting element
    • B23K37/0211—Carriages for supporting the welding or cutting element travelling on a guide member, e.g. rail, track
    • 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
    • B23K37/0531—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 internal pipe alignment clamps
    • 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
    • B23K37/06—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for positioning the molten material, e.g. confining it to a desired area
    • 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
    • B23K9/32—Accessories

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)

Abstract

PURPOSE: A welding supporter is provided to reduce man-hour and speed of welding by simultaneously forming front and rear welding beads. CONSTITUTION: A welding supporter(20) comprises a support rail(30) with an insertion groove(31) and screw grooves(33), a ceramic block(34) which is wider than a weld zone and has fitting blades(32) on both sides to be fitted and slid in the insertion groove of the support rail, and a ceramic fixing member(36) which is coupled to the screw grooves of the support rail to fix the fitted ceramic block. The welding supporter is fixed along the rear side of the weld zone by a fixing unit(40).

Description

용접 지지구{Welding Guide}Welding Supports {Welding Guide}

본 발명은 용접 지지구에 관한 것으로, 더욱 상세하게는 모재의 이면으로 세라믹블록이 조합 구성된 지지구를 고정수단으로 설치하여, 용접작업 시 모재 이면에 백비드(Back bead)형성을 균일하게 하면서, 언더컷(undercut)과 오버랩(Over lap)이 생성되지 않도록 발명된 것이다.
The present invention relates to a welding support, and more particularly, by installing a support consisting of a combination of ceramic blocks on the back of the base material as a fixing means, while forming a back bead on the back of the base material during welding, It is invented so that undercut and overlap do not occur.

일반적으로, 용접작업은 모재(피용접재)를 상호 맞대어 이음부를 연결하는 것으로, 모재의 재질, 표면청결여부 및 용접 전류세기 및 각도에 따라 다양한 결함이 발생되며, 이를 해소하기 위한 기술이 필요하였다.In general, welding work is to connect the base material (welded material) to each other to connect the joints, various defects are generated depending on the material, surface cleanliness and welding current strength and angle of the base material, it was necessary to solve the technology .

그러나, 용접작업은 작업자의 경험과 기술에 따라 그 편차가 커 숙련 용접공이 필요하게 되었지만, 최근 숙련 용접공이 부족하여 이를 대체하기 위한 자동 용접기를 사용하고 있는 실정이다.However, although the welding work requires a skilled welder because the deviation is large according to the operator's experience and technology, the current situation is using an automatic welding machine to replace the lack of skilled welders.

즉, 용접작업의 자동화로 일정한 용접비드를 갖게 형성하고, 공기를 대폭 단축할 수 있어 시공원가를 절감할 수 있게 되었다.In other words, it is possible to form a fixed welding bead by automating the welding work, and to significantly reduce the air, thereby reducing the city park price.

상기 자동용접장치는 특히 상하수도, 플랜트, 도로 등의 공사에서 파이프 형상의 강관을 상호 맞대기하여 용접하기 위해 강관의 이음부위를 따라 주행하도록 설치해 용접작업을 수행하게 된다.The automatic welding device is installed so as to travel along the joint of the steel pipe to weld the pipe-shaped steel pipes to each other in the construction of water and sewage, plants, roads, etc. to perform the welding operation.

즉, 강관의 연속이음 시공기술에는 강관정형장치(일명"WELTECH")를 이용하여, 강관을 진원으로 정형하거나 유지한 상태를 갖고, 맞대기이음 한 후 이 이음부의 내,외면을 자동 용접장치로 용접 접합하는 기술이 활용 되었다.
In other words, in the continuous joint construction technology of steel pipes, the steel pipe shaping device (aka "WELTECH") is used to form or maintain the steel pipes in a round shape, and after the butt joints, the inner and outer surfaces of the joints are welded by an automatic welding device. Joining techniques were utilized.

그러나, 상기 자동용접장치는 판 형상 및 파이프 형상을 갖는 모재의 외경을 따라 주행하며 맞대기 용접작업을 하는 것으로, 모재의 내경 즉, 용접부 이면의 백비드 형상은 일정하게 형성되지 않게 되어 백비드의 외관불량과 같은 용접결합이 발생되는 문제점이 있었다.However, the automatic welding device performs a butt welding operation while traveling along the outer diameter of the base material having a plate shape and a pipe shape, and the inner diameter of the base material, that is, the back bead shape on the back side of the weld part is not formed uniformly, thus the appearance of the back bead. There was a problem that a welded joint such as a defect occurs.

따라서, 종래에는 상기와 같은 용접작업을 함에 있어서, 작업자가 용접부 이면의 비드 형성을 위한 지지구를 장착하였으나, 이 지지구를 이면 용접부를 따라 설치 및 탈거하는 작업의 어려움과 함께 사용된 지지구의 재활용이 불가능한 폐단이 있었다.Therefore, in the conventional welding operation as described above, the worker is equipped with a support for forming the beads on the back of the weld, the recycling of the support used with the difficulty of installing and removing the support along the back of the weld There was this impossible closure.

또, 길이가 긴 강관이나 소형의 강관 등에 사용되는 이너 브라켓 장치는, 상기 파이프 내경을 따라 전,후 이동되며, 내,외경 방향으로 수축 확장하면서 용접부 이면에 지지구를 착탈되게 하였으나, 용접작업 시 지지구가 용융되면서 백비드형상에 불량이 발생되는 문제점이 있었다.In addition, the inner bracket device used for a long steel pipe or a small steel pipe is moved forward and backward along the inner diameter of the pipe, and the support is detachably attached to the back side of the weld while shrinking and expanding in the inner and outer diameter directions. There was a problem that a defect occurs in the back bead shape while the support is melted.

이러한 문제점을 해소하기 위한 본 발명의 목적은, 세라믹 블록이 조합 형성된 지지레일이 고정수단에 의해 용접부 이면을 따라 모재에 설치되어, 용접 작업 시 백비드의 형상을 균일하게 함과 아울러 용접부와 용융되지 않는 세라믹블록에 의해 탈거를 용이하게 한 용접 지지구를 제공하는 데 있다.An object of the present invention for solving this problem is that the support rail formed of a combination of ceramic blocks is installed on the base material along the back surface of the welded portion by the fixing means, thereby making the shape of the back bead uniform during welding operation and not melting with the welded portion. The present invention provides a welding support that facilitates removal by a ceramic block.

본 발명의 다른 목적은, 세라믹 블록이 구비된 지지구 세트를 내,외경 방향으로 수축 확장하는 이너 브라켓장치에 연결시켜, 소형 또는 길이가 긴 강관에도 간편하게 조립 및 탈거되면서 이면비드의 형상을 균일하게 한 용접 지지구를 제공하는 데 있다.Another object of the present invention is to connect the support set provided with the ceramic block to the inner bracket device that shrinks and expands in the inner and outer diameter directions, thereby uniformly assembling and removing the shape of the back bead while being easily assembled and removed even in small or long steel pipes. To provide a welding support.

본 발명의 또 다른 목적은, 시공이 용이하고 내구성이 우수하여 타제품과의 차별화를 통한 제품의 신뢰도를 향상시켜 생산자 및 시공자로 하여금 이익창출에 이바지할 수 있도록 한 용접 지지구를 제공하는 데 있다.
Still another object of the present invention is to provide a welding support that is easy to construct and excellent in durability to improve the reliability of a product through differentiation from other products so that producers and builders can contribute to profit generation.

이러한 목적을 달성하기 위해 본 발명은, 한쌍의 모재(10)를 서로 맞대고 이 용접부(11)의 이면에 설치되는 지지구(20)에 있어서;In order to achieve this object, the present invention, in the support 20 is provided on the rear surface of the welded portion 11 a pair of base metal (10) to each other;

상기 지지구(20)는, 몸체 상부가 개방된 날개형상을 갖는 삽입홈(31)이 성형되고, 몸체 양단부에 나사홈(33)이 구비된 지지레일(30)과;The support 20 is formed with an insertion groove 31 having a wing shape having an open upper portion of the body, and a support rail 30 provided with screw grooves 33 at both ends of the body;

상기 용접부(11)의 폭보다 넓은 폭을 갖고, 양측면의 끼움날개(32)가 지지레일(30)의 삽입홈(31)에 끼워져 슬라이드 이동되어, 지지레일(30)과 동일한 길이를 갖도록 수개를 조합하는 세라믹블록(34)과;It has a width wider than the width of the welding portion 11, the fitting blades 32 on both sides are inserted into the insertion groove 31 of the support rail 30 and slide-moved, so that several pieces have the same length as the support rail 30. A ceramic block 34 to be combined;

상기 지지레일(30)의 양단부에 형성된 나사홈(33)에 체결되어, 그 상단에 끼워진 세라믹블록(34)을 위치 고정하는 세라믹고정부재(36)로 세트 구성되어, 용접부(11) 이면을 따라 고정수단(40)으로 설치되어 달성한다. A set of ceramic fixing members 36 fastened to screw grooves 33 formed at both ends of the support rail 30 to fix the ceramic block 34 fitted to the upper end thereof, is formed along the rear surface of the welding part 11. Achieved by the fixing means 40 is achieved.

또, 상기 지지구(20)를 설치하는 고정수단(40)은, 몸체 상단부에 상기 지지레일(30)이 끼워지는 받침홈(51)이 형성되고, 이 받침홈(51)의 양측 받침대(52)로 모재(10) 이면에 가용접되는 고정브라켓(50)으로 형성된다.In addition, the fixing means 40 for installing the support 20 is formed with a support groove 51 into which the support rail 30 is fitted at the upper end of the body, and both pedestals 52 of the support groove 51 are formed. It is formed of a fixing bracket 50 is welded to the back surface of the base material (10).

또한, 상기 지지구(20)를 설치하는 고정수단(40)은, 파이프 내경을 따라 전,후 이동되며, 내,외경 방향으로 수축 확장하는 이너 브라켓장치(60)에, 지지레일(30)이 축연결되어 브라켓장치(60)의 구동으로 용접부(11) 이면에 착탈되게 한다.In addition, the fixing means 40 for installing the support 20 is moved forward and backward along the pipe inner diameter, the support rail 30 in the inner bracket device 60 that contracts and expands in the inner and outer diameter directions, The shaft is connected to and detached from the rear surface of the welded part 11 by the driving of the bracket device 60.

그리고, 세라믹블록(34)의 표면에는 백비드 형상을 위한 비드형성홈(35)이 성형된다.
And, the bead forming groove 35 for the back bead shape is formed on the surface of the ceramic block 34.

이러한 본 발명의 구성에 의하면, 강관 및 판형의 배관 용접시 표면 용접비드와 이면비드를 동시에 형성할 수 있으며, 이를 통해 작업공수 및 속도를 단축시켜 작업능률을 향상시킬 수 있다.According to the configuration of the present invention, the surface weld bead and the back bead can be formed at the same time when welding the steel pipe and plate-like pipe, through which the work maneuver and speed can be shortened to improve the work efficiency.

또, 이면비드 형성을 위한 지지구의 탈부착 및 교환이 용이하고, 재활용이 가능해 재료비 및 시공비를 절감할 수 있다. In addition, it is easy to detach and replace the support for forming the back bead, and can be recycled to reduce the material cost and construction cost.

따라서, 타제품과의 차별화를 통한 제품의 신뢰도를 향상시켜 생산자 및 시공자로 하여금 이익창출에 이바지할 수 있는 것이다.
Therefore, by improving the reliability of the product by differentiating it with other products, producers and builders can contribute to profit creation.

도 1은 본 발명인 용접 지지구의 분해 사시도.
도 2는 본 발명인 용접 지지구의 사용상태를 도시한 단면도.
도 3은 본 발명인 용접 지지구 세트를 모재에 설치한 상태를 도시한 사시도.
도 4는 본 발명인 용접 지지구의 다른 실시 예를 도시한 정면도.1 is an exploded perspective view of the present invention the welding support.
Figure 2 is a cross-sectional view showing a state of use of the welding support of the present invention.
Figure 3 is a perspective view showing a state in which the welding support set of the present invention is installed on the base material.
Figure 4 is a front view showing another embodiment of the present invention the welding support.

이하, 본 발명의 바람직한 실시 예를 첨부된 도면에 의거하여 상세히 설명하면 다음과 같다.Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

본 발명인 용접 지지구는, 모재의 이면으로 세라믹블록이 조합 구성된 지지구를 고정수단으로 설치하여, 용접작업 시 모재 이면에 백비드(Back bead)형성을 균일하게 하면서, 언더컷(undercut)과 오버랩(Over lap)이 생성되지 않도록 발명된 것이다.The welding supporter of the present invention is provided with a support means composed of a ceramic block on the back surface of the base material as a fixing means, while undercut and overlap (Back bead) uniformly on the back surface of the base material during welding work, lap) is invented so as not to produce.

도 1 내지 도 3에서와 같이 본 발명인 용접 지지구(20)는, 지지레일(30)의 몸체내부에 수개의 세라믹블록(34)이 삽입되고, 이 지지레일(30)을 모재(10) 이면에 설치하는 고정수단(40)으로 크게 구성된다.In the welding support 20 of the present invention as shown in Figures 1 to 3, several ceramic blocks 34 are inserted into the body of the support rail 30, the support rail 30 is the back surface of the base material 10 It is largely composed of a fixing means 40 installed in.

그리고, 상기 용접 지지구(20)는 세트로 구성되어, 한쌍의 모재(10)가 연결된 용접부(11)의 이면에 연속해 설치되게 함으로써, 용접작업 시 이면비드의 형상이 균일하게 형성되도록 한다.In addition, the welding support 20 is configured as a set, so that a pair of base material 10 is continuously installed on the rear surface of the welding portion 11 connected, so that the shape of the rear surface beads during the welding operation is uniformly formed.

상기 용접 지지구(20)의 지지레일(30)은, 강관 및 판형상의 모재(10)이면과 동일한 형상을 갖고, 몸체상부가 개방된 날개형상을 갖는 삽입홈(31)이 성형되며, 몸체 양단부에 나사홈(33)을 형성한다.The support rail 30 of the welding support 20 has the same shape as the bottom surface of the steel tube and the plate-shaped base material 10, the insertion groove 31 having a wing shape of the upper body portion is formed, both ends of the body A screw groove 33 is formed in the groove.

그리고, 세라믹블록(34)은, 상부 접촉면이 용접부(11)의 이면 폭보다 넓은 폭을 갖고 양측면에 끼움날개(32)가 구비되록 성형되며, 상기 접촉면은 모재(10)의 이면형상에 따라 평면 및 원호 형상으로 형성할 수 있다.In addition, the ceramic block 34 is formed such that the upper contact surface has a width wider than the back surface width of the welding portion 11 and the fitting wings 32 are provided on both sides, and the contact surface is flat according to the back surface shape of the base material 10. And an arc shape.

또, 상기 세라믹블록(34)은, 수개의 조합으로 지지레일(30)과 동일한 길이를 갖도록 한 것으로, 이는 세라믹블록(34)의 교체 및 조립이 용이하도록 한 것이다.In addition, the ceramic block 34 is to have the same length as the support rail 30 in several combinations, which facilitates replacement and assembly of the ceramic block 34.

상기와 같이 형성된 세라믹블록(34)은, 몸체 양측의 끼움날개(32)가 지지레일(30)의 삽입홈(31)에 끼워져 슬라이드 이동되며, 지지레일(30)과 동일한 길이를 갖게 조립된 상태에서 지지레일(30)의 양측 하단부로 세라믹고정부재(36)가 나사홈(33)에 체결되어, 그 상단에 끼워진 세라믹블록(34)의 위치를 고정하게 된다.In the ceramic block 34 formed as described above, the fitting blades 32 on both sides of the body are inserted into the insertion grooves 31 of the support rails 30 to slide and are assembled to have the same length as the support rails 30. At both ends of the support rail 30, the ceramic fixing member 36 is fastened to the screw groove 33, thereby fixing the position of the ceramic block 34 fitted to the upper end.

또, 상기 지지레일(30) 일단으로 세라믹블록(34)을 세라믹고정부재(36)로 우선 위치고정한 상태에서, 다른 일단의 삽입홈(31)으로 세라믹블록(34)을 삽입 후 세라믹고정부재(36)로 고정하는 것도 무방하다.In addition, in the state where the ceramic block 34 is first fixed to the ceramic fixing member 36 by one end of the support rail 30, the ceramic fixing member 34 is inserted into the other end of the insertion groove 31. 36) may be fixed.

상기와 같이 세트 구성된 지지구(20)는, 지지레일(30) 상단으로 세라믹블록(34)의 상단이 외부로 노출되게 조립되면서, 모재(10)의 이면과 동일하게 표면부를 갖고 용접부(11) 이면 폭보다 넓은 폭으로 성형된다.The support 20 set as described above is assembled so that the upper end of the ceramic block 34 is exposed to the outside to the upper end of the support rail 30, and has the same surface as the rear surface of the base material 10 and has a welded part 11. It is molded to a width wider than the back surface width.

또, 세라믹블록(34)의 표면에는 백비드 형상을 위한 비드형성홈(35)을 성형해 표면용접 중에 백비드 형상이 항상 일정하게 형성될 수 있도록 하는 것도 바람직하다.In addition, it is preferable to form a bead forming groove 35 for the back bead shape on the surface of the ceramic block 34 so that the back bead shape is always formed during the surface welding.

따라서, 상기와 같이 지지레일(30)에 세라믹블록(34)이 다수개가 끼워져 세트 구성된 지지구(20)는, 다수개의 지지구(20)를 이용해 세라믹블록(34)의 상단 표면부가 모재(10)의 용접부 이면을 따라 밀착되게 설치 가능한 것이다.Therefore, as described above, in the support tool 20 having a plurality of ceramic blocks 34 fitted into the support rail 30, the upper surface portion of the ceramic block 34 is formed of the base material 10 using a plurality of support tools 20. It can be installed to be in close contact along the back side of the weld.

상기의 세라믹블록(34)은, 용접작업 중 발생되는 고온에 대응할 수 있는 내화도를 갖고, 반복 사용이 가능한 재질을 사용하는 것이 바람직하다. The ceramic block 34 has a degree of fire resistance that can correspond to the high temperature generated during the welding operation, it is preferable to use a material that can be used repeatedly.

상기와 같이 구성된 세트 구성된 지지구(20)를 모재(10)의 용접부(11) 이면을 따라 연속 설치하기 위한 고정수단(40)은, 길이가 짧거나 대형인 강관 및 판형상에 사용되는 고정브라켓(50)과, 길이가 길거나 소형인 강관에 사용되는 이너 브라켓장치(60)를 사용하게 된다.The fixing means 40 for continuously installing the set support tool 20 configured as described above along the back surface of the welding portion 11 of the base material 10 is a fixing bracket used for a steel pipe and a plate having a short or large length. 50 and an inner bracket device 60 used for a long or small length steel pipe.

우선 상기 고정브라켓(50)은, 용접부(11) 이면을 따라 지지레일(30)을 감싸도록, 몸체 상단부에 지지레일(30)이 끼워지는 받침홈(51)이 형성되고, 이 받침홈(51)의 양측으로 받침대(52)가 구비되어, 상기 받침대(52)와 모재(10) 이면을 가용접 시키도록 형성된다.First, the fixing bracket 50 is formed with a support groove 51 into which the support rail 30 is fitted at the upper end of the body so as to surround the support rail 30 along the back surface of the welding portion 11, and the support groove 51. Pedestal 52 is provided on both sides of the), and is formed so as to weld the back surface of the pedestal 52 and the base material 10.

따라서, 모재(10)의 용접부(11) 이면에 세라믹블록(34)이 포함된 지지레일(30)을 고정브라켓(50)으로 고정하는 방식으로, 용접부(11) 이면을 따라 지지구(20)를 연속해 연결 고정할 수 있게 된다.Therefore, the support rail 20 is formed along the back surface of the welded part 11 in such a manner as to fix the support rail 30 including the ceramic block 34 on the back surface of the welded part 11 of the base material 10 with the fixing bracket 50. Can be fixed in succession.

이때, 상기 고정브라켓(50)을, 모재(10)에 가용접되도록 한 것은, 용접작업 중에 발생되는 고온의 열기에 의해 고정브라켓(50)이 쉽게 위치이동되거나 분리되는 것을 방지해, 작업 시의 불량발생을 제거하도록 한 것이다.At this time, the fixing bracket 50 is welded to the base material 10 to prevent the fixing bracket 50 from being easily moved or separated by high temperature heat generated during welding. It is to eliminate the occurrence of defects.

이와 같이 구성된 용접 지지구(20)를 모재(10)의 용접부(11) 이면을 따라 설치하는 작업과정은 다음과 같다.Work process for installing the welding support 20 configured as described above along the back surface of the welding portion 11 of the base material 10 is as follows.

우선, 상기 지지구(20)는, 다수개의 세라믹블록(34)이 지지레일(30)의 삽입홈(31)에 맞춰 결합되고, 이 세라믹블록(34)이 세라믹고정부재(36)에 의해 지지레일(30)에서 분리되지 않도록 구성한 하나의 세트로 형성한다.First, the support 20 is a plurality of ceramic blocks 34 are coupled to the insertion groove 31 of the support rail 30, the ceramic block 34 is supported by the ceramic fixing member 36. It is formed as one set configured not to be separated from the rail (30).

상기와 같이 하나의 세트로 형성된 지지구(20)는, 모재(10)의 용접부(11) 이면 전체로 고정브라켓(50)으로 가용접하며, 이 지지구(20)를 연속해 설치함으로써, 조립이 완성된다.The support tool 20 formed as a set as described above is welded by the fixing bracket 50 to the entire back surface of the welded part 11 of the base material 10, and the assembly is provided by continuously installing the support tool 20. Is completed.

그리고, 모재(10)의 용접부(11)를 따라 용접작업을 수행하면, 융해되는 용착물질과 슬래그가 용접부(11)와 이면의 비드형성홈(35)에 채워져 그 형태를 유지하게 된다.When the welding operation is performed along the welding part 11 of the base material 10, the weld material and slag to be fused are filled in the bead forming groove 35 on the welding part 11 and the rear surface thereof to maintain its shape.

이후, 용착물질과 슬래그가 충분히 냉각된 후에 용접부에 타격을 가해서 슬래그를 제거하고, 이면에 가용접된 고정브라켓(50)의 받침대(52)를 분리하면 모재(10)의 용접작업이 완료되는 것이다.Then, after the welding material and the slag is sufficiently cooled to remove the slag by hitting the welding portion, and removing the pedestal 52 of the fixing bracket 50 welded on the back surface, the welding work of the base material 10 is completed. .

따라서, 상기의 고정브라켓(50)을 가용접하면, 용접작업 중 지지구(20)의 분리되는 것을 방지하면서, 용접 후 가용접면을 쉽게 분리할 수 있어 용접작업이 용이하며, 지지레일(30) 및 세라믹블록(34)을 재활용 가능해 반영구적으로 사용할 수 있는 것이다.Therefore, if the welding of the fixing bracket 50 is prevented from being separated from the support 20 during the welding operation, the welding welding surface can be easily separated after welding, the welding operation is easy, the support rail 30 And since the ceramic block 34 can be recycled can be used semi-permanently.

한편, 본 발명은, 길이가 짧거나 대형인 강관 모재(10)에 대하여 설명하였으나, 판형의 강판에 대한 백비드 형성에 대한 용접작업에도 동일하게 적용할 수 있다.On the other hand, the present invention has been described with respect to the steel pipe base material 10 of short or large length, but can be equally applied to the welding operation for the back bead formation for the plate-shaped steel sheet.

그리고, 도 4에서 도시된 실시 예와 같이 상기 지지구(20)를 설치하는 고정수단(40)으로, 파이프 내경을 따라 전,후 이동되며, 내,외경 방향으로 수축 확장하는 이너 브라켓장치(60)에, 지지레일(30)이 축연결되어 브라켓장치(60)의 구동으로 용접부(11) 이면에 착탈되게 할 수도 있다.And, as shown in Figure 4 as the fixing means 40 for installing the support 20, the inner bracket device 60 is moved forward and backward along the pipe inner diameter, shrinkage expansion in the inner, outer diameter direction (60) ), The support rail 30 may be axially connected to be detachably attached to the rear surface of the welded part 11 by driving the bracket device 60.

상기 이너 브라켓장치(60)는 기존의 길이가 긴 강관이나 소형의 강관 내경을 따라 전, 후 이동가능하며, 내외경 방향으로 수축 또는 확장하면서 용접부(11) 이면에 지지구(20)를 착탈되게 한 것으로, 내부 작동구성 및 자세한 설명은 생략한다.The inner bracket device 60 is movable before and after the existing long steel pipe or small steel pipe inner diameter, and the support 20 to be detachable on the back of the welding portion 11 while contracting or expanding in the inner and outer diameter direction. For the sake of brevity, the internal operation structure and detailed description are omitted.

즉, 상기 이너 브라켓장치(60)의 지지구(20)를 본 발명인 세라믹블록(34)이 조합된 지지구(20)로 교체해 사용하도록 한 것이다.That is, the support bracket 20 of the inner bracket device 60 is to be replaced by the support bracket 20 in which the ceramic block 34 of the present invention is combined.

따라서, 이너 브라켓장치(60)를 사용한 용접 작업에도 이면비드의 형상을 균일하게 할 수 있으면서, 지지레일(30) 및 세라믹블록(34)을 재활용 가능해 반영구적으로 사용할 수 있는 것이다.Therefore, the shape of the backside bead can be made uniform even in the welding operation using the inner bracket device 60, and the support rail 30 and the ceramic block 34 can be recycled and used semi-permanently.

이상에서 설명한 본 발명은 전술한 실시 예 및 도면에 의해 한정되는 것은 아니고, 본 발명의 기술적 사상을 벗어나지 않는 범위 내에서 여러 가지 치환, 변형 및 변경이 가능함은 본 발명이 속하는 기술 분야에서 통상의 지식을 가진 자에게 있어 명백할 것이다.
It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention. It will be clear to those who have.

10 - 모재 11 - 용접부
20 - 지지구 30 - 지지레일
31 - 삽입홈 32 - 끼움날개
33 - 나사홈 34 - 세라믹블록
35 - 비드형성홈 36 - 세라믹고정부재
40 - 고정수단 50 - 고정브라켓
51 - 받침홈 52 - 받침대
60 - 이너 브라켓장치10-substrate 11-weld
20-Support 30-Support Rail
31-Insertion groove 32-Fitting wing
33-thread groove 34-ceramic block
35-Bead Forming Groove 36-Ceramic Fixing Member
40-fixing means 50-fixing bracket
51-Base groove 52-Base
60-Inner Bracket Unit

Claims (4)

한쌍의 모재(10)를 서로 맞대고 이 용접부(11)의 이면에 설치되는 지지구(20)에 있어서;
상기 지지구(20)는, 몸체 상부가 개방된 날개형상을 갖는 삽입홈(31)이 성형되고, 몸체 양단부에 나사홈(33)이 구비된 지지레일(30)과;
상기 용접부(11)의 폭보다 넓은 폭을 갖고, 양측면의 끼움날개(32)가 지지레일(30)의 삽입홈(31)에 끼워져 슬라이드 이동되어, 지지레일(30)과 동일한 길이를 갖도록 수개를 조합하는 세라믹블록(34)과;
상기 지지레일(30)의 양단부에 형성된 나사홈(33)에 체결되어, 그 상단에 끼워진 세라믹블록(34)을 위치 고정하는 세라믹고정부재(36)로 세트 구성되어, 용접부(11) 이면을 따라 고정수단(40)으로 설치됨을 특징으로 한 용접 지지구.
In the support 20 which a pair of base material 10 abuts mutually and is provided in the back surface of this welding part 11;
The support 20 is formed with an insertion groove 31 having a wing shape having an open upper portion of the body, and a support rail 30 provided with screw grooves 33 at both ends of the body;
It has a width wider than the width of the welding portion 11, the fitting blades 32 on both sides are inserted into the insertion groove 31 of the support rail 30 and slide-moved, so that several pieces have the same length as the support rail 30. A ceramic block 34 to be combined;
A set of ceramic fixing members 36 fastened to screw grooves 33 formed at both ends of the support rail 30 to fix the ceramic block 34 fitted to the upper end thereof, is formed along the rear surface of the welding part 11. Welding support, characterized in that installed by the fixing means (40).
청구항 1에 있어서, 상기 지지구(20)를 설치하는 고정수단(40)은, 몸체 상단부에 상기 지지레일(30)이 끼워지는 받침홈(51)이 형성되고, 이 받침홈(51)의 양측 받침대(52)로 모재(10) 이면에 가용접되는 고정브라켓(50)으로 형성됨을 특징으로 한 용접 지지구.
The method of claim 1, wherein the fixing means for installing the support 20, the support grooves (51) to which the support rail 30 is fitted is formed in the upper end of the body, both sides of the support grooves (51) Welding support characterized in that it is formed of a fixing bracket (50) welded to the back surface of the base material (10) to the base (52).
청구항 1에 있어서, 상기 지지구(20)를 설치하는 고정수단(40)은, 파이프 내경을 따라 전,후 이동되며, 내,외경 방향으로 수축 확장하는 이너 브라켓장치(60)에, 지지레일(30)이 축연결되어 브라켓장치(60)의 구동으로 용접부(11) 이면에 착탈되게 한 것을 특징으로 한 용접 지지구.
The method of claim 1, wherein the fixing means 40 for installing the support 20 is moved forward and backward along the pipe inner diameter, the support rail (60) to the inner bracket device 60 to shrink and expand in the inner and outer diameter direction, 30) is axially connected to the welding support, characterized in that the drive detachable to the back of the welding portion (11) by the drive of the device (60).
청구항 1 내지 3에 있어서, 세라믹블록(34)의 표면에는 백비드 형상을 위한 비드형성홈(35)이 성형됨을 특징으로 한 용접 지지구.4. The welding support according to claim 1, wherein a bead forming groove (35) is formed on the surface of the ceramic block (34).
KR1020110029654A 2011-03-31 2011-03-31 Welding guide KR20120111259A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103659106A (en) * 2013-11-13 2014-03-26 中天建设集团有限公司 Wooden formwork support steel plate electrowelding method
KR20160048496A (en) * 2014-10-24 2016-05-04 삼성중공업 주식회사 Supporting device for manufacturing leg of floating structure
CN112475547A (en) * 2020-10-29 2021-03-12 烟台大学 Space compensation type material combining device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103659106A (en) * 2013-11-13 2014-03-26 中天建设集团有限公司 Wooden formwork support steel plate electrowelding method
KR20160048496A (en) * 2014-10-24 2016-05-04 삼성중공업 주식회사 Supporting device for manufacturing leg of floating structure
CN112475547A (en) * 2020-10-29 2021-03-12 烟台大学 Space compensation type material combining device
CN112475547B (en) * 2020-10-29 2022-01-07 烟台大学 Space compensation type material combining device

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