KR100893605B1 - Inside main buck process - Google Patents

Inside main buck process Download PDF

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Publication number
KR100893605B1
KR100893605B1 KR1020080123285A KR20080123285A KR100893605B1 KR 100893605 B1 KR100893605 B1 KR 100893605B1 KR 1020080123285 A KR1020080123285 A KR 1020080123285A KR 20080123285 A KR20080123285 A KR 20080123285A KR 100893605 B1 KR100893605 B1 KR 100893605B1
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South Korea
Prior art keywords
skeleton
vehicle body
lateral
body fixing
frame
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KR1020080123285A
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Korean (ko)
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이상익
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(주)오토메스
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D65/00—Designing, manufacturing, e.g. assembling, facilitating disassembly, or structurally modifying motor vehicles or trailers, not otherwise provided for
    • B62D65/02—Joining sub-units or components to, or positioning sub-units or components with respect to, body shell or other sub-units or components
    • B62D65/022—Transferring or handling sub-units or components, e.g. in work stations or between workstations and transportation systems
    • 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
    • B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D65/00—Designing, manufacturing, e.g. assembling, facilitating disassembly, or structurally modifying motor vehicles or trailers, not otherwise provided for
    • B62D65/02—Joining sub-units or components to, or positioning sub-units or components with respect to, body shell or other sub-units or components
    • B62D65/024—Positioning of sub-units or components with respect to body shell or other sub-units or components
    • B62D65/026—Positioning of sub-units or components with respect to body shell or other sub-units or components by using a jig or the like; Positioning of the jig
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2410/00—Constructional features of vehicle sub-units
    • B60Y2410/12—Production or manufacturing of vehicle parts
    • B60Y2410/124—Welded parts

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
  • Automatic Assembly (AREA)

Abstract

A main buck process is provided to reduce the safety accident rate of operator, to secure the wide work space and to increase. A main buck process comprises: a lower part frame fixing step setting up a lower part frame(2) in a jig base(1); a lateral part frame arrangement step positioning a lateral part frame(3) at the lower part frame; a car body fixing equipment arrangement step fixedly arranging a car body fixing equipment(10); a lateral part frame supporting and fixing step fixing the lateral part frame in inside by using the car body fixing equipment; a welding step welding the lower part frame and the lateral part frame with welding machine; and a returning step returning the car body fixing equipment to the initial state.

Description

메인 벅 공정{INSIDE MAIN BUCK PROCESS}Main Buck Process {INSIDE MAIN BUCK PROCESS}

본 발명은 메인 벅 공정에 관한 것으로, 보다 상세하게는 자동차의 차체용접시 차체고정설비가 차체의 외부에 설치되지 않고, 차체의 내부 즉, 2개의 측방골격 사이에 설치되어 측방골격을 내부에서 고정하도록 되어 있기 때문에 작업공간을 축소시킬 수 있을 뿐만 아니라, 보다 넓은 작업공간이 확보되어 작업자의 안전사고율을 줄일 수 있으며, 차체고정설비가 용접을 방해하는 현상이 없어 용접작업의 효율성이 증대되는 메인 벅 공정에 관한 것이다.The present invention relates to a main buck process, and more particularly, the body fixing device is not installed on the outside of the body when welding the body of the vehicle, but installed inside the body, that is, between two lateral skeletons to fix the lateral skeleton therein. Not only can the work space be reduced, but a larger work space is secured, reducing the safety accident rate of the operator, and the main buck that increases the efficiency of welding work because the body fixing system does not interfere with welding. It is about process.

차량의 양산시에 차체의 골격은 통상 플로어골격과, 측방골격, 루프 및 카울골격 등으로 구분되어 제작되며, 이 후 메인 벅(main buck)공정이라고 불리는 차체용접의 최종 단계에서 조립됨으로써 도어와 트렁크리드 및 후드 등과 같이 여닫히는 부품을 제외한 자동차의 골격이 완성되도록 되어 있다.When mass production of the vehicle, the skeleton of the body is usually divided into floor skeleton, lateral skeleton, loop and cowl skeleton, etc., and then assembled at the final stage of the body welding called the main buck process. And a skeleton of the vehicle except for the parts that are opened and closed, such as a hood.

도 1은 종래의 메인 벅 공정을 도시한 정면도이다.1 is a front view illustrating a conventional main buck process.

종래의 메인 벅 공정에서 사용되는 측방차체고정설비(110)는 차체의 양 측에 각각 설치되는 것으로, 실린더(101)에 의해 좌, 우로 슬라이딩 이동되도록 구성된 다.Side vehicle body fixing facilities 110 used in the conventional main buck process are respectively installed on both sides of the vehicle body, it is configured to slide left and right by the cylinder 101.

또한, 상기 측방차체고정설비(110)에는 하나의 차종의 측방골격(104)을 잡아 지지하는 지그베이스(102)가 다수로 구성되어 있으며, 작업자가 올라가 용접을 할 수 있도록 하는 발판(103)이 구성되어 있다.In addition, the side vehicle body fixing facility 110 is composed of a plurality of jig base 102 for holding and supporting the side frame 104 of one vehicle model, the footrest 103 to allow the worker to go up and weld Consists of.

이와 같은 종래의 측방차체고정설비(110)를 이용하여 작업을 실시하는 공정을 살펴보면, 먼저, 좌, 우 측방골격(104)을 좌, 우측에 구성된 측방차체고정설비(110)에 지그베이스(102)를 이용하여 고정지지시킨다.Looking at the process of performing the operation using such a conventional side vehicle body fixing equipment 110, first, the jig base 102 to the side vehicle body fixing equipment 110 configured on the left and right side skeleton (104) ) To be fixed and supported.

그 후에는, 실린더(101)의 작동으로 상기 측방골격(104)을 하부골격(105)의 용접할 부위에 위치시킨 다음, 작업자가 발판(103)에 올라서서 하부골격(105)과 측방골격(104)을 용접할 수 있다.Afterwards, by operating the cylinder 101, the lateral skeleton 104 is positioned at the site of the lower skeleton 105 to be welded, and then the worker climbs on the footrest 103 so that the lower skeleton 105 and the lateral skeleton ( 104).

상기와 같은 방법에 의해 용접이 완료되면, 측방골격(104)을 고정지지하는 지그베이스(102)를 해체하여 측방차체고정설비(110)에서 측방골격(104)을 분리시킨 후, 실린더(101)를 작동시켜 측방차체고정설비(110)를 원상복귀시킴으로써 메인 벅 공정을 완료할 수 있게 된다.When welding is completed by the above method, after disassembling the jig base 102 for holding and supporting the side frame 104, the side frame 104 is separated from the side body fixing device 110, and then the cylinder 101. It is possible to complete the main buck process by returning to the lateral body fixing device 110 to the original.

그러나, 상기한 바와 같이 종래의 메인 벅 공정을 이용하여 측방골격을 하부골격에 용접조립하는 작업은 상기 측방차체고정설비가 측방골격의 전면적을 외측에서 잡고 있는 상태이므로, 작업공간을 많이 차지할 뿐만 아니라, 용접에 따른 충분한 공간확보가 어려워 작업자가 용접을 수행하는데 많은 어려움이 발생하였으며, 아니라, 용접 사이클타임이 길어지고, 불충분한 용접으로 인한 후공정이 증가되는 원인이 되었다.However, as described above, the welding assembly of the lateral skeleton to the lower skeleton using the conventional main buck process takes the entire work area of the lateral skeleton from the outside, thus occupying a lot of work space. As a result, it is difficult to secure enough space due to welding, which causes a lot of difficulties for the worker to perform welding, but also causes a long welding cycle time and increases post-processing due to insufficient welding.

상기와 같은 목적을 달성하기 위한 본 발명의 메인 벅 공정은 지그베이스에 하부골격을 설치하는 하부골격 고정단계; 측방골격을 상기 하부골격의 좌, 우 양측에 각각 위치시키는 측방골격 배치단계; 상기 하부골격과 측방골격이 고정된 상기 지그베이스를 차체고정설비가 위치한 곳까지 이동한 후, 고정설치된 베이스에 와이어체인으로 결합되어 체인모터의 작동에 따라 수직으로 승하강하는 프레임과, 상기 프레임의 양 끝단에 구성되며 상기 지그베이스의 앞, 뒤 중앙에 형성된 받침지지대의 위치결정홀에 삽입되는 위치결정핀을 일측에 형성한 지지부와, 상기 프레임에 실린더의 작동에 따라 좌, 우로 이송하는 좌우이송대에 형성된 클램프로 이루어진 상기 차체고정설비에 고정배치하는 차체고정설비 고정배치단계; 상기 차체고정설비를 이용하여 측방골격을 내부에서 지지고정하는 측방골격 지지고정단계; 하부골격과 측방골격을 용접기로 용접하는 용접단계; 측방골격을 고정하는 차체고정설비의 장착을 해체시킨 후, 차체고정설비를 초기상태로 복귀시키는 차체고정설비 복귀단계로 이루어지는 것에 특징이 있다.The main buck process of the present invention for achieving the above object is a lower skeleton fixing step of installing a lower skeleton on the jig base; Lateral skeletal arrangement step of positioning the lateral skeleton on each of the left and right sides of the lower skeleton; After moving the jig base fixed to the lower frame and the lateral frame to the place where the vehicle body fixing equipment is located, the frame is coupled to the fixed base by a wire chain to move up and down vertically according to the operation of the chain motor, Comprising at both ends and the support portion formed on one side of the positioning pin to be inserted into the positioning hole of the support base formed in the center of the front and rear of the jig base, and the left and right feeders for transporting the frame to the left and right according to the operation of the cylinder A vehicle body fixing device fixing arrangement step of fixing the body body fixing device comprising a clamp formed in the vehicle; Lateral skeleton support fixing step of fixing the lateral skeleton from the inside using the vehicle body fixing equipment; A welding step of welding the lower frame and the lateral frame with a welder; After disassembling the vehicle body fixing equipment for fixing the lateral skeleton, it is characterized in that the vehicle body fixing equipment return step of returning the vehicle body fixing equipment to the initial state.

본 발명에 따른 메인 벅 공정은 자동차의 차체용접시 차체고정설비가 차체의 외부에 설치되지 않고, 차체의 내부 즉, 2개의 측방골격 사이에 설치되어 측방골격을 내부에서 고정하도록 되어 있기 때문에 작업공간을 축소시킬 수 있을 뿐만 아니라, 보다 넓은 작업공간이 확보되어 작업자의 안전사고율을 줄일 수 있으며, 차체고정설비가 용접을 방해하는 현상이 없어 용접작업의 효율성이 증대되는 유용한 발명이다.The main buck process according to the present invention is a workspace because the body fixing equipment is not installed on the outside of the body when welding the body of the vehicle, but installed inside the body, that is, between two lateral skeletons to fix the lateral skeletons from the inside. In addition to reducing the size, a wider working space is secured to reduce the safety accident rate of the operator, the body fixing equipment is a useful invention that increases the efficiency of the welding operation does not interfere with welding.

상기와 같은 문제점을 해결하기 위한 본 발명의 구성을 살펴보면 다음과 같다.Looking at the configuration of the present invention for solving the above problems are as follows.

본 발명은 자동차의 골격을 완성시키는 메인 벅 공정에 관한 것으로, 지그베이스(1)에 구성된 지그(J)로 하부골격(2)을 설치하는 하부골격 고정단계(S10)와; 측방골격(3)을 상기 하부골격(2)의 좌, 우 양측에 각각 위치시키는 측방골격 배치단계(S20)와; 좌, 우 양측에 배치된 측방골격(3)의 사이에 차체고정설비(10)를 배치한 후 고정하는 차체고정설비 고정배치단계(S30)와; 상기 차체고정설비(10)를 이용하여 측방골격(3)을 내부에서 지지고정하는 측방골격 지지고정단계(S40)와; 하부골격(2)과 측방골격(3)을 용접기로 용접하는 용접단계(S50)와; 측방골격(3)을 고정하는 차체고정설비(10)의 장착을 해체시킨 후, 차체고정설비(10)를 초기상태로 복귀시키는 차체고정설비 복귀단계(S60)로 이루어지는 것에 특징이 있다.The present invention relates to a main buck process for completing the skeleton of the vehicle, the lower skeleton fixing step (S10) for installing the lower skeleton (2) with a jig (J) configured in the jig base (1); Lateral skeletal arrangement step (S20) for positioning the lateral skeleton (3) on the left and right sides of the lower skeleton (2), respectively; A vehicle body fixing device fixing arrangement step (S30) for placing and fixing the vehicle body fixing device 10 between the lateral skeletons 3 disposed on both left and right sides thereof; A lateral skeleton support fixing step (S40) for fixing the lateral skeleton (3) therein by using the vehicle body fixing facility (10); A welding step S50 of welding the lower frame 2 and the side frame 3 with a welder; After disassembling the vehicle body fixing device 10 for fixing the lateral skeleton 3, the vehicle body fixing device 10 is returned to an initial state.

그리고, 상기 차체고정설비(10)는 고정설치된 베이스(11)에 와이어체인(12)으로 결합되어 체인모터(13)의 작동에 따라 수직으로 승하강하는 프레임(14)과, 상기 프레임(14)의 양 끝단에 구성되며 일측에 위치결정핀(15)을 형성한 지지부(16)로 구성되되, 상기 프레임(14)에는 실린더(S)의 작동에 따라 좌, 우로 이송하는 좌우이송대(17)가 더 포함되어 구성되며, 상기 좌우이송대(17)에는 측방골격(3)을 지지고정하는 클램프(C)가 구성된 된 것에 특징이 있다.In addition, the vehicle body fixing device 10 is coupled to the base 11, which is fixedly installed, by a wire chain 12, and the frame 14 which rises and falls vertically according to the operation of the chain motor 13, and the frame 14 Consists of both ends of the support portion 16 is formed with a positioning pin 15 on one side, the frame 14 has a left and right feed table 17 for conveying left and right in accordance with the operation of the cylinder (S) It is configured to be further included, characterized in that the left and right carriage 17 is configured with a clamp (C) for supporting the lateral skeleton (3).

아울러, 상기 프레임(14)에는 실린더(S)의 작동에 따라 전, 후로 이동하는 전후이송대(18)를 더 포함하는 구성으로 할 수도 있으며, 이때에 상기 전후이송대(18)에는 측방골격(3)을 지지고정하는 클램프(C)가 더 포함 구성된다.In addition, the frame 14 may be configured to further include a front and rear transfer table 18 to move back and forth according to the operation of the cylinder (S), at this time, the side and back frame (3) to the front and rear transfer table (18) The clamp (C) for supporting the fixing is further configured.

이를 보다 상세히 설명하면 다음과 같다.This will be described in more detail as follows.

먼저, 도 2에서 도시된 바와 같이 하부골격(2)을 지그베이스(1)로 이동시킨 후, 지그베이스(1)에 구성된 지그(J)로 하부몸체(2)를 고정한다.(S10)First, as shown in FIG. 2, the lower skeleton 2 is moved to the jig base 1, and then the lower body 2 is fixed with the jig J configured in the jig base 1 (S10).

이때, 상기 하부골격(2)의 이동은 작업자에 의한 수작업으로도 진행 할 수도 있고, 자동화라인에 의해 자동으로 진행될 수도 있을 것이다.At this time, the movement of the lower skeleton (2) may also proceed by hand by the operator, it may be automatically proceeded by the automation line.

그 후에는, 도 3에서 도시된 바와 같이 측방골격(3)을 하부골격(2)의 양측에 각각 배치시킨다.Thereafter, as shown in FIG. 3, the lateral skeleton 3 is disposed on both sides of the lower skeleton 2, respectively.

이때에는, 상기 측방골격(3)을 작업자가 수작업으로 이동시키는 것이 바람직하며, 측방골격(3)의 이동배치가 완료된 후에는, 작업자가 통상의 고정지그(미도시)를 이용하여 측방골격(3)을 하부골격(2)에 가고정시킨다.(S20)At this time, it is preferable that the worker moves the lateral skeleton 3 by hand, and after the movement arrangement of the lateral skeleton 3 is completed, the worker uses the normal fixing jig (not shown) for the lateral skeleton 3. ) Is temporarily fixed to the lower frame (2). (S20)

상기와 같이 하부골격(2)에 측방골격(3)을 가고정시킨 후에는, 도 4 또는 도 5에서 도시된 바와 같이 측방골격(3)과 하부골격(2)이 고정된 지그베이스(1)를 차 체고정설비(10)가 위치한 곳까지 이동시킨다.After temporarily fixing the lateral skeleton 3 to the lower skeleton 2 as described above, the jig base 1 to which the lateral skeleton 3 and the lower skeleton 2 are fixed as shown in FIG. 4 or 5. Move to where the car body fixing facility (10) is located.

그 후에는, 제어부의 제어에 따라 차체고정설비(10)를 들고 있는 후크(H)를 개방시킴과 동시에, 베이스(11)에 설치된 체인모터(13)와, 상기 체인모터(13)의 가동에 따라 승하강하는 와이어체인(12)을 이용하여 차체고정설비(10)를 수직하강시킴으로써 상기 차체고정설비(10)가 좌, 우측에 구성된 측방골격(3) 사이에 고정배치되도록 하는데, 이때, 상기 차체고정설비(10)의 일측 지지부(16)가 차체의 본넷이 위치한 부위에 배치되고, 타측 지지부(16)가 차체의 후방에 조금 벗어나 차체와 이격된 곳에 배치되어 진다.Thereafter, under the control of the control unit, the hook H holding the vehicle body fixing equipment 10 is opened, and the chain motor 13 mounted on the base 11 and the chain motor 13 are operated. By vertically lowering the vehicle body fixing equipment 10 by using the wire chain 12 to move up and down so that the vehicle body fixing equipment 10 is fixedly arranged between the lateral skeleton (3) configured on the left and right, wherein, One support portion 16 of the vehicle body fixing facility 10 is disposed at a portion where the bonnet of the vehicle body is located, and the other support portion 16 is disposed at a position apart from the rear of the vehicle body and spaced apart from the vehicle body.

그리고, 상기 지그베이스(1)의 앞, 뒤 중앙으로는 상기 차체고정설비(10)의 지지부(16)를 각각 받치는 받침지지대(19)가 구성되어 있고, 상기 받침지지대(19)에는 지지부(16)에 구성된 위치결정핀(15)이 삽입되는 위치결정홀(19a)이 구성되어 있기 때문에 차체고정설비(10)의 안정적인 안착을 이룰 수 있으며, 차체고정설비(10)의 배치가 완료된 후에는, 상기 지지부(16)를 받침지지대(19)에 클램핑하여 더욱 견고하게 고정할 수 있기 때문에 자동차의 정확한 골격을 만들 수 있다.(S30)And, in the front and rear center of the jig base 1, a support base 19 for supporting the support unit 16 of the vehicle body fixing device 10 is configured, and the support unit 19 is a support unit 16 Since the positioning hole (19a) is inserted into the positioning pin (15) is configured to achieve a stable seating of the vehicle body fixing device 10, after the arrangement of the vehicle body fixing device 10 is completed, Since the support 16 can be clamped more firmly by supporting the support 19, an accurate skeleton of the vehicle can be made. (S30)

상기와 같이 차체고정설비(10)의 고정배치가 완료된 후에는, 제어부(미도시)의 제어에 따라 차체고정설비(10)에 구성된 좌우이송대(17)가 실린더(S)의 작동으로 움직여 측방골격(3)이 위치한 곳까지 이동되고, 제어부의 자동제어에 따라 상기 좌우이송대(17)에 구성된 클램프(C)가 작동되어 측방골격(3)을 자동으로 지지고정하는 작동을 한다.After the fixed arrangement of the vehicle body fixing equipment 10 is completed as described above, the left and right carriages 17 of the vehicle body fixing equipment 10 are moved by the operation of the cylinder S under the control of a controller (not shown). (3) is moved to the position, the clamp (C) configured in the left and right carriage 17 is operated under the automatic control of the control unit to operate to automatically support and fix the lateral skeleton (3).

이와 동시에 상기 차체의 후방쪽에서 이격된 지지부(16)에 구성된 전후이송 대(18)가 실린더(S)의 작동으로 움직여 측방골격(3)이 위치한 곳까지 이동되고, 제어부의 자동제어에 따라 상기 전후이송대(18)에 구성된 클렘프(C)가 작동되어 측방골격(3)을 자동으로 지지고정하는 작동을 한다.(S40)At the same time, the front and rear conveyance stage 18 constituted by the support part 16 spaced from the rear side of the vehicle body is moved to the position where the lateral skeleton 3 is located by the operation of the cylinder S, and the front and rear movement is controlled by the automatic control of the controller. The clamp (C) configured in the song 18 is operated to automatically support and fix the lateral skeleton (3). (S40)

여기서, 상기 좌우이송대(17)와 전후이송대(18)의 이동은 통상의 구성인 가이드(도 7에 도시된 : G)에 의해 흔들림 없이 정밀한 이동을 이룰 수 있다.Here, the movement of the left and right carriage 17 and the front and rear carriage 18 can achieve a precise movement without shaking by the guide (G: shown in Figure 7) having a conventional configuration.

상기와 같이 차체고정설비(10)의 장착을 완료한 후에는, 측방골격(3)을 하부골격(2)에 가고정시키는 고정지그를 해체한 후, 작업자의 수동용접 또는 로봇용접기를 통한 자동용접으로 하부골격(2)과 측방골격(3)을 용접하는 용접작업을 실시한다.(S50)After the mounting of the vehicle body fixing equipment 10 is completed as described above, after disassembling the fixing jig for temporarily fixing the lateral skeleton 3 to the lower skeleton 2, the automatic welding by manual welding or robot welding of the operator. As a welding operation to weld the lower skeleton (2) and the lateral skeleton (3). (S50)

용접작업이 완료된 후에는, 제어부의 조작으로 측방골격(3)을 지지고정하는 클램프(C)를 해체시킴과 동시에 실린더(S)를 작동시켜 좌우이송대(17)와 전후이송대를(18)을 원래의 상태로 복귀시킨다.After the welding operation is completed, the clamp C for supporting the lateral skeleton 3 is released by operation of the control unit, and the cylinder S is operated to operate the left and right carriages 17 and 18 at the original position. Return to the state.

그리고, 도 6에서 도시된 바와 같이 체인모터(13)의 작동에 따라 연동하는 와이어체인(12)을 이용하여 차체고정설비(10)를 수직상승시켜 차체고정설비(10)를 초기상태로 복귀시킴으로써 작업을 완료한다.(S60)And, as shown in Figure 6 by using the wire chain 12 to interlock in accordance with the operation of the chain motor 13 by raising the vehicle body fixing device 10 vertically by returning the vehicle body fixing device 10 to the initial state Complete the work. (S60)

이처럼 작업이 완료되어 상기 차체고정설비(10)가 초기상태로 복귀되면, 상기 차체고정설비(10)에 구성된 고정핀(10a)이 베이스(11)의 핀고정구(11a)에 삽입되어 흔들림이 발생하지 않게 되며, 이후, 제어부의 제어에 따라 베이스(11)에 구성된 후크(H)가 동작하여 차체고정설비(10)를 걸기 때문에 자유낙하에 따른 위험이 방지된다.When the work is completed and the vehicle body fixing device 10 is returned to its initial state, the fixing pin 10a configured in the vehicle body fixing device 10 is inserted into the pin holder 11a of the base 11 to cause shaking. After that, since the hook (H) configured in the base 11 operates under the control of the control unit to hang the vehicle body fixing equipment 10, the risk of free fall is prevented.

전술한 바와 같은 본 발명의 메인 벅 공정을 이용하면, 수직으로 승하강 하는 차체고정실비로 인해 용접을 위한 차체의 지지고정을 차체의 외부에서 하지 않고 내부에서 하기 때문에 용접시 차체고정설비(10)로 인한 방해가 발생되지 않으며, 이에 따라 용접 작업성을 높일 수 있음은 물론, 완전한 용접에 의해 후공정이 줄어들게 된다.When using the main buck process of the present invention as described above, due to the car body fixing chamber ratio of vertically rising and lowering, because the support fixing of the car body for welding is performed from the inside instead of the outside of the car body fixing body during welding (10) There is no interference caused by this, thereby increasing the welding workability, as well as the post-process is reduced by the complete welding.

또한, 크기가 큰 차체고정설비가 바닥에 위치하지 않으므로, 작업공간이 넓어져 안전사고를 줄일 수 있는 장점이 있다.In addition, since the large body fixing device is not located on the floor, there is an advantage that can reduce the safety accident to increase the work space.

아울러, 상술한 실시 예는 본 발명의 가장 바람직한 예에 대하여 설명한 것이지만, 하부, 측방골격이 설치되는 지그베이스의 이동을 컨베이어벨트와 같은 자동라인에 접목시킴으로써 사용할 수 있는 등과 같이, 상기 실시 예에만 한정되는 것은 아니라, 본 발명의 기술적 사상을 벗어나지 않는 범위 내에서 다양한 변형이 가능하다는 것은 본 발명이 속하는 기술분야에서 통상의 지식을 가진 자에게 있어서 명백한 것이다.In addition, the above-described embodiment has been described with respect to the most preferred embodiment of the present invention, but limited to the above embodiment, such as can be used by incorporating the movement of the jig base, the lower, the lateral skeleton is installed in an automatic line such as a conveyor belt It will be apparent to those skilled in the art that various modifications may be made without departing from the technical spirit of the present invention.

도 1은 종래의 메인 벅 공정을 도시한 상태도.1 is a state diagram showing a conventional main buck process.

도 2는 본 발명에 따른 메인 벅 공정의 하부골격 고정단계를 도시한 상태도.Figure 2 is a state diagram showing the lower skeleton fixing step of the main buck process according to the invention.

도 3은 본 발명에 따른 측방골격을 하부골격의 양측에 배치한 상태도.Figure 3 is a state in which the lateral skeleton according to the invention arranged on both sides of the lower skeleton.

도 4, 5는 본 발명에 따른 차체고정설비로 측방골격을 내부에서 지지고정하는 상태도.4, 5 is a state diagram for fixing the side frame from the inside of the vehicle body fixing device according to the present invention.

도 6은 본 발명에 따른 차체고정설비가 원상복귀된 상태도.6 is a state in which the vehicle body fixing equipment according to the invention returned to its original state.

도 7은 본 발명에 따른 차체고정설비를 도시한 사시도.7 is a perspective view showing a vehicle body fixing device according to the present invention.

** 도면의 주요부분에 대한 부호의 설명 **** Explanation of symbols for main parts of drawings **

C : 클램프 H : 후크C: Clamp H: Hook

S : 실린더 G : 가이드S: Cylinder G: Guide

1 : 지그베이스 2 : 하부골격1: jig base 2: lower frame

3 : 측방골격 10 : 차체고정설비3: side frame 10: body fixing device

10a : 고정핀 11 : 베이스10a: fixing pin 11: base

11a : 핀고정구 12 : 와이어체인11a: pin fixture 12: wire chain

13 : 체인모터 14 : 프레임13: chain motor 14: frame

15 : 위치결정핀 16 : 지지부15: positioning pin 16: support

17 : 좌우이송대 18 : 전후이송대17: left and right transport band 18: front and rear transport band

19 : 받침지지대 19a : 위치결정홀19: support base 19a: positioning hole

Claims (3)

자동차의 골격을 완성시키는 메인 벅 공정에 있어서,In the main buck process to complete the skeleton of the car, 지그베이스(1)에 하부골격(2)을 설치하는 하부골격 고정단계(S10);A lower skeleton fixing step (S10) of installing the lower skeleton (2) on the jig base (1); 측방골격(3)을 상기 하부골격(2)의 좌, 우 양측에 각각 위치시키는 측방골격 배치단계(S20);Lateral skeletal arrangement step (S20) for positioning the lateral skeleton (3) on each of the left and right sides of the lower skeleton (2); 상기 하부골격(2)과 측방골격(3)이 고정된 상기 지그베이스(1)를 차체고정설비(10)가 위치한 곳까지 이동한 후, 고정설치된 베이스(11)에 와이어체인(12)으로 결합되어 체인모터(13)의 작동에 따라 수직으로 승하강하는 프레임(14)과, 상기 프레임(14)의 양 끝단에 구성되며 상기 지그베이스(1)의 앞, 뒤 중앙에 형성된 받침지지대(19)의 위치결정홀(19a)에 삽입되는 위치결정핀(15)을 일측에 형성한 지지부(16)와, 상기 프레임(14)에 실린더(S)의 작동에 따라 좌, 우로 이송하는 좌우이송대(17)에 형성된 클램프(C)로 이루어진 상기 차체고정설비(10)에 고정배치하는 차체고정설비 고정배치단계(S30);After moving the jig base 1 in which the lower frame 2 and the side frame 3 are fixed to a place where the vehicle body fixing facility 10 is located, the wire frame 12 is coupled to the fixed base 11. Frame 14 which is vertically raised and lowered according to the operation of the chain motor 13, and the support base 19 formed at both ends of the frame 14 and formed at the front and rear center of the jig base 1; The support 16 formed on one side of the positioning pin 15 to be inserted into the positioning hole 19a of the side, and the left and right carriages 17 which are transferred to the frame 14 to the left and right according to the operation of the cylinder S. A vehicle body fixing equipment fixing arrangement step (S30) fixedly arranged in the vehicle body fixing equipment (10) made of a clamp (C) formed in the); 상기 차체고정설비(10)를 이용하여 측방골격(3)을 내부에서 지지고정하는 측방골격 지지고정단계(S40);Lateral skeletal support fixing step (S40) for fixing the lateral skeleton (3) in the interior using the vehicle body fixing facility (10); 하부골격(2)과 측방골격(3)을 용접기로 용접하는 용접단계(S50);Welding step (S50) for welding the lower skeleton (2) and the lateral skeleton (3) with a welder; 측방골격(3)을 고정하는 차체고정설비(10)의 장착을 해체시킨 후, 차체고정설비(10)를 초기상태로 복귀시키는 차체고정설비 복귀단계(S60)로 이루어진 것에 특징이 있는 메인 벅 공정.The main buck process characterized in that the body buckling facility return step (S60) of dismantling the vehicle body fixing device 10 for fixing the lateral skeleton 3, and then returning the vehicle body fixing device 10 to its initial state. . 삭제delete 제 1항에 있어서, 상기 프레임(14)에는 실린더(S)의 작동에 따라 전, 후로 이동하는 전후이송대(18)가 더 포함되어 구성되며, 상기 전후이송대(18)에는 측방골격(3)을 지지고정하는 클램프(C)가 구성된 것에 특징이 있는 메인 벅 공정.According to claim 1, wherein the frame 14 is further configured to include a front and rear transfer stage 18 to move back and forth in accordance with the operation of the cylinder (S), the front and rear carriage 18 is a side skeleton (3) Main buck process characterized in that the clamp (C) is configured to support.
KR1020080123285A 2008-12-05 2008-12-05 Inside main buck process KR100893605B1 (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101173066B1 (en) 2010-12-01 2012-08-13 현대자동차주식회사 Body complete assembling equipment for multifarious vehicle
KR101210642B1 (en) 2010-11-23 2012-12-07 현대자동차주식회사 Body complete assembling equipment for multifarious vehicle
CN103317456A (en) * 2013-05-28 2013-09-25 长春轨道客车股份有限公司 Roof steel structure pairing device in railway vehicle
CN103512506A (en) * 2013-08-12 2014-01-15 浙江豪情汽车制造有限公司 Table for training visual inspection on gaps and jumps between front car doors and rear car doors of car
US9051015B2 (en) 2011-12-07 2015-06-09 Hyundai Motor Company Vehicle body assemble system

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS641667A (en) * 1987-03-28 1989-01-06 Litton Uk Ltd Holding apparatus for partially vehicle assembled car body
KR20040053274A (en) * 2001-11-08 2004-06-23 다이하츠고교 가부시키가이샤 Vehicle body assembling method

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS641667A (en) * 1987-03-28 1989-01-06 Litton Uk Ltd Holding apparatus for partially vehicle assembled car body
KR20040053274A (en) * 2001-11-08 2004-06-23 다이하츠고교 가부시키가이샤 Vehicle body assembling method

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101210642B1 (en) 2010-11-23 2012-12-07 현대자동차주식회사 Body complete assembling equipment for multifarious vehicle
KR101173066B1 (en) 2010-12-01 2012-08-13 현대자동차주식회사 Body complete assembling equipment for multifarious vehicle
US9051015B2 (en) 2011-12-07 2015-06-09 Hyundai Motor Company Vehicle body assemble system
CN103317456A (en) * 2013-05-28 2013-09-25 长春轨道客车股份有限公司 Roof steel structure pairing device in railway vehicle
CN103512506A (en) * 2013-08-12 2014-01-15 浙江豪情汽车制造有限公司 Table for training visual inspection on gaps and jumps between front car doors and rear car doors of car

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