KR940011108A - Lower side frame welding automatic system of medium excavator - Google Patents

Lower side frame welding automatic system of medium excavator Download PDF

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Publication number
KR940011108A
KR940011108A KR1019920022916A KR920022916A KR940011108A KR 940011108 A KR940011108 A KR 940011108A KR 1019920022916 A KR1019920022916 A KR 1019920022916A KR 920022916 A KR920022916 A KR 920022916A KR 940011108 A KR940011108 A KR 940011108A
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KR
South Korea
Prior art keywords
welding
side frame
jig
robot
assembly
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KR1019920022916A
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Korean (ko)
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KR950006067B1 (en
Inventor
김태주
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김연수
삼성중공업 주식회사
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Priority to KR1019920022916A priority Critical patent/KR950006067B1/en
Publication of KR940011108A publication Critical patent/KR940011108A/en
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Publication of KR950006067B1 publication Critical patent/KR950006067B1/en

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Classifications

    • 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
    • B23K37/0426—Fixtures for other work
    • B23K37/0435—Clamps
    • B23K37/0443—Jigs
    • 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

Abstract

본 발명은 중형 굴삭기의 하부사이드 프레임을 자동용접하는 경우 사이드프레임의 서브(sub) 및 어셈블리(assembly)가접공정, 로봇트 용접공정, 잔여 용접공정구간을 순차적으로 자동이송되면서 사이드프레임의 용접작업이 완료되도록한 중형굴삭기 하부사이드프레임 용접자동 장치에 관한것으로, 중형굴삭기의 하부사이드페임을 자동용접함에 있어서, 사이드프레임 내측에 보강되는 보강판의 가접위치를 자동 선정해 주는 1차서브 가접지그와, 서브가접된 공작물의 다음공정에 이동 및 무인반송대차의 로딩이 가능하도록 사이드프레임을 “”상태로 반전시키는 클램핑 장치가 구비된 무인운전의 반전장치와, 슬롯 컨베이어로 부터 반입되는 서브가 접된 공작물을 적재하고 센터링 장치에서 X, Y축으로 센터링된 공작물을 용접로봇트용 자동지그에 셋엎시키는 무인반송대차와 상기 무인방송대차로부터 공급되는 공작물을 적재하여 X, Y축으로 센터링 시켜 대기하는 센터링 장치와 천정주행식 다관절 용접로봇트의 메인용접이 가능하도록 센터링 장치에 센터링된 공작물의 무인반송대차의 리프팅에 의해 공급받도록된 용접로봇트용 자동지그와 상기 메인용접이 완료된 공작물의 잔여 용접이 가능하도록 용접 위치 및 회전각도를 임의적으로 조작할수 있는 클램핑이 가능한 잔여 용접용 반전장치, 상기 용접로봇트에 의해 메인용접 완료된 사이드프레임에 베이스판을 용접하기 위한 2차서브 어셈블리 가접지그와 상기 베이스판의 메인용접하는 직선 용접장치와, 상기 베이스판이 용접된 사이드프레임 일측에 기어케이스를 가접하는 어셈블리 가접지그와, 어셈블리 가접완료되어 무인반송대차에 적재된 공작물이 어셈블리 메인 용접되도록 셋팅시키는 어셈블리 로봇트를 가접지그와 로봇트 용접되어 슬룻컨베어에 의해 이송되는 공작물의 잔여 용접을 위한 잔여 용접지그와 상기 각 단위장치 및 지그의 무인 운전이 가능하도록 PLC제어방식의 제어장치와 이루어진것을 특징으로 하는 중형굴삭기 하부사이드프레임 용접자동시스템인 것이다.According to the present invention, when the lower side frame of the medium excavator is automatically welded, the subframe and the assembly welding process, the robot welding process, and the remaining welding process section of the side frame are automatically transferred in sequence, thereby completing the welding of the side frame. The present invention relates to an automatic welding device for the lower side frame of a medium excavator, wherein, in the automatic welding of the lower side frame of a medium excavator, a primary sub-contact jig for automatically selecting a welding position of a reinforcing plate to be reinforced inside the side frame; The sideframes can be moved to the next process of the sub-contacted workpiece and to be loaded with the unmanned transport bogie. Unmanned operation reversing device equipped with clamping device for reversing, load the workpiece contacted by the sub-conveyor from the slot conveyor, and set the workpiece centered on the X, Y axis in the centering device on the automatic jig for welding robot. The unmanned transfer truck that loads the workpiece supplied from the unmanned transport truck and the unmanned broadcast truck and centers on the X and Y axes to stand by and the main welding of the ceiling-driven multi-joint welding robot is possible. Automatic jig for welding robot to be supplied by lifting and residual welding inverting device capable of arbitrarily manipulating welding position and rotation angle to enable residual welding of the main welding completed workpiece, by the welding robot Secondary sub for welding base plate to main welded side frame The assembly welding jig and the linear welding device for main welding of the base plate, the assembly welding jig for welding the gear case to one side of the side frame on which the base plate is welded, and the work that the assembly is welded and loaded on the unmanned transport cart Residual welding jig for welding the assembly robot to set assembly main welding with temporary jig and robot welded by the slew conveyor, and control device of PLC control type to enable unmanned operation of each unit and jig. It is a mid-sized excavator bottom side frame welding automatic system, characterized in that consisting of.

Description

중형굴삭기의 하부 사이드프레임 용접자동 시스템Lower side frame welding automatic system of medium excavator

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본 발명에 의한 용접자동 시스템의 개략도,1 is a schematic diagram of an automatic welding system according to the present invention;

제2도는 본 발명에 의한 무인반송대차의 작동됨을 개략적으로 나타낸 도면,2 is a view schematically showing that the operation of the unmanned transport truck according to the present invention,

제3도는 본 발명에 의한 무인반송대차의 개략적인 측면도,3 is a schematic side view of the unmanned transport truck according to the present invention,

제4도는 본 발명에 의한 센터링장치의 개략적인 측면도.4 is a schematic side view of a centering device according to the present invention.

Claims (5)

중형굴삭기의 하부사이드 페임을 자동용접함에 있어서, 사이드프레임(1) 내측에 보강되는 보강판의 가접위치를 자동 선정해 주는 1차서브 가접지그(2)와, 서브가접된 공작물의 다음공정에 이동 및 무인반송대차(4)의 로딩이 가능하도록 사이드 프레임(1)을 “”상태로 반전시키는 클램핑 장치가 구비된 무인운전의 반전장치(5)와, 슬롯 컨베이어(14)로 부터 반입되는 서브가접된 공작물을 적재하고 센터링 장치(36)에서 X, Y축으로 센터링된 공작물을 용접로봇트용 자동지그(25)에 셋엎시키는 무인반송대차(4)와 상기 무인방송대차로부터 공급되는 공작물을 적재하여 X. Y축으로 센터링 시켜 대기하는 센터링 장치(26)와 천정주행식 다관절 용접로봇트(29)의 메인용접이 가능하도록 센터링 장치(26)에 센터링된 공작물을 무인반송대차(4)의 리프팅에 의해 공급받도록된 용접로봇트용 자동지그(25)와 상기 메인용접이 완료된 공작물의 잔여 용접이 가능하도록 용접 위치 및 회전각도를 임의적으로 조작할수 있는 클램핑이 가능한 잔여 용접용 반전장치(33)와, 상기 용접로붓트에 의해 메인용접 완료된 사이드프레임(1)에 베이스판을 용접하기 위한 2차서브 어셈블리 가접 지그(42)와 상기 베 이스판의 메인용접하는 직선 용접장치(43)와, 상기 베이스판이 용접된 사이드프레임(1) 일측에 기어케이스를 가접하는 어셈블리 가접지그(7)와, 어셈블리 가접완료되어 무인반송대차(51)에 적재된 공작물이 어셈블리 메인 용접되도록 셋팅시키는 어셈볼리 로봇트 가접지그(47) (48)와 로봇트 용접되어 슬롯컨베어(52)에 의해 이송되는 공작물의 잔여 용접을 위한 잔여 용접 지그(49)와 상기 각 단위장치 및 지그의 무인 운전이 가능하도록 PLC제어방식의 제어장치(50)와로 이루어진것을 특징으로 하는 중형굴삭기 하부사이드 프레임 용접자동 시스템.In the automatic welding of the lower side frame of the medium excavator, the first sub welding jig 2 for automatically selecting the welding position of the reinforcing plate reinforced inside the side frame 1 and the next step of the sub-welded work piece The side frame (1) can be moved to Unmanned inverting device 5 with clamping device for inverting to the state of ”, and the sub-folded workpieces carried from the slot conveyor 14 are loaded and centered on the X and Y axes in the centering device 36. Unmanned conveyance trolley (4) to set up the workpiece in the automatic jig (25) for the welding robot, and the centering device (26) and the ceiling running type to load the workpiece supplied from the unmanned broadcasting trolley and center it on the X. Y axis. Automatic robot jig for welding robot 25 and the main welding completed to receive the workpiece centered on the centering device 26 so as to enable the main welding of the joint welding robot 29 by the unmanned transfer truck 4 Clampable residual welding reversing device 33 capable of arbitrarily manipulating the welding position and rotation angle to allow residual welding of the welding, and to the side frame 1 completed by main welding by the welding furnace butt. Second sub-assembly joining jig (42) for welding the base plate, the linear welding device 43 for main welding of the base plate, and the assembly for welding the gear case to one side of the side frame (1) where the base plate is welded Slot conveyor 52 is robot welded with assembly robot 7 and 48, which sets the assembly jig 7 and the workpiece welded to the unmanned transport cart 51 so that the main assembly is welded to the assembly main welding. Residual welding jig 49 for the remaining welding of the workpiece to be transported by the PLC and the control device 50 of the mid-sized excavator, characterized in that consisting of a control device 50 for unmanned operation of the unit and jig Automatic system. 제1항에 있어서, 상기 반전장치(5)는 사이드프레임(1) 측면 및 상면 클램핑용 유압실린더 (7) (9)와 회전되는 원형지그(6)에 형성됨을 특징으로 하는 중형굴삭기 하부사이드프레임 용접자동시스템.The intermediate excavator lower side frame according to claim 1, wherein the reversing device (5) is formed on a circular jig (6) which rotates with the hydraulic cylinder (7) (9) for side clamping and side clamping of the side frame (1). Welding automatic system. 제1항에 있어서, 상기 반전장치(5)는 원형지그(6)에 인입되는 사이드프레임(1)의 저면 형상에 따라 경사 리프팅이 가능한 경사 컨베어 롤러(12) (13)가 형성됨은 특징으로 하는 중형굴삭기 하부사이드프레임 용접자동시스템.According to claim 1, wherein the inverting device (5) is characterized in that the inclined conveyor roller 12, 13 which is capable of inclined lifting according to the bottom shape of the side frame (1) introduced into the circular jig (6) is characterized in that is formed Side excavator frame welding automatic system for medium excavators. 제1항에 있어서, 상기 잔여 용접용 반전장치(33)는 회전가능한 원형지그(35)에 인입되는 사이드프레임(1)의 측면 및 상, 하 클램핑을 유압실린더(37) (38)가 장착됨을 특징으로 하는 중형굴삭기 하부 사이드프레임 용접자동시스템.The method of claim 1, wherein the residual welding inverting device 33 is equipped with a hydraulic cylinder (37, 38) for clamping the side and upper and lower sides of the side frame (1) introduced into the rotatable circular jig (35). Side excavator frame automatic welding system for heavy excavators. 제1항에 있어서, 상기 잔여 용접용 반전장치(33)는 원형모터 감속기(34)에 의해 회전되는 원형지그(35)를 지지해주는 가이드롤러(39) (40)사이에 리프티이되는 리프트 컨베어가 설치되어 공작물 인입시 이동 컨베어 역할을 하는 것을 특징으로 하는 증형굴삭기 하부사이드프레임 용접자동시스템.The lift welding device according to claim 1, wherein the residual welding reversing device (33) has a lift conveyor which is lifted between the guide rollers (39) and (40) for supporting the circular jig (35) rotated by the circular motor reducer (34). Automated excavator bottom side frame welding system, characterized in that installed to act as a moving conveyor when the workpiece is introduced. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019920022916A 1992-11-30 1992-11-30 Welding device of excavater side frame KR950006067B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019920022916A KR950006067B1 (en) 1992-11-30 1992-11-30 Welding device of excavater side frame

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019920022916A KR950006067B1 (en) 1992-11-30 1992-11-30 Welding device of excavater side frame

Publications (2)

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KR940011108A true KR940011108A (en) 1994-06-20
KR950006067B1 KR950006067B1 (en) 1995-06-08

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102248348A (en) * 2011-07-10 2011-11-23 龙工（上海）挖掘机制造有限公司 Tailor-welding method of excavator main platform
CN104842110B (en) * 2015-05-25 2016-06-29 安徽宏昌机电装备制造有限公司 A kind of frock clamp being exclusively used in mine backhoe loader walked frame
KR101850379B1 (en) * 2017-12-06 2018-04-20 동양메닉스 주식회사 Apparatus for manufacturing mechanical parking pallets

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