KR20090040011A - Jig apparatus for a penal welding - Google Patents

Jig apparatus for a penal welding Download PDF

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Publication number
KR20090040011A
KR20090040011A KR1020070105555A KR20070105555A KR20090040011A KR 20090040011 A KR20090040011 A KR 20090040011A KR 1020070105555 A KR1020070105555 A KR 1020070105555A KR 20070105555 A KR20070105555 A KR 20070105555A KR 20090040011 A KR20090040011 A KR 20090040011A
Authority
KR
South Korea
Prior art keywords
panel
jig
welding
frame
locking
Prior art date
Application number
KR1020070105555A
Other languages
Korean (ko)
Inventor
김행선
Original Assignee
기아자동차주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 기아자동차주식회사 filed Critical 기아자동차주식회사
Priority to KR1020070105555A priority Critical patent/KR20090040011A/en
Publication of KR20090040011A publication Critical patent/KR20090040011A/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426Fixtures for other work
    • B23K37/0435Clamps
    • B23K37/0443Jigs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426Fixtures for other work
    • B23K37/0452Orientable fixtures
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00Arc welding or cutting
    • B23K9/32Accessories
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06Work-clamping means
    • B23Q3/062Work-clamping means adapted for holding workpieces having a special form or being made from a special material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00Articles made by soldering, welding or cutting
    • B23K2101/006Vehicles

Abstract

A panel welding jig device is provided to improve the effectiveness of the welding work by being rotated along the direction of welding while adamantly supporting both ends of a large panel. A panel welding jig device comprises a fixed jig unit(100) and a rotating jig unit(200). The fixed jig unit corresponds to both end part of a large panel(300) in order to clamp the end part of the large panel to be rotatable. The fixed jig unit includes a fixed frame(101), an axis of rotation, a sub-frame(109) and a plurality of clamping devices(120). The rotating jig unit is installed in between both sides of the fixed jig part and controls the angle of the large panel with the cylinder operation while supporting the center of the large panel.

Description

Jig Apparatus for Panel Welding {JIG APPARATUS FOR A PENAL WELDING}
The present invention relates to a jig device for panel welding, and more particularly, to support a large panel freely rotated in a carbon dioxide gas welding process, such as a roof panel of a bus, to improve its workability during welding work, The present invention relates to a jig device for panel welding, which can prevent safety accidents and improve welding quality.
In general, like a roof panel of a bus, a large panel is mounted on the left and right fixing dies 3 and 5 installed on the ground in the welding process as shown in FIG. 1. The furnace operator welds each welded portion of the upper and lower surfaces of the roof panel 1.
The welding operation of the roof panel 1 is performed by carbon dioxide gas welding. When welding the upper surface of the roof panel 1, the worker climbs directly on the upper surface of the roof panel 9 by using the scaffold 7. After the welding work on the upper surface of the welding part is completed, it comes back to the ground, and the welding on the lower surface of the welding part is carried out to finally complete the welding work.
As described above, however, when a large panel such as a roof panel of the bus is welded by a conventional welding method, there is a risk of a safety accident because an operator must directly climb to the upper part of the roof panel 1 to work. There is a problem in that the central portion of the roof panel 1 seated on the left and right fixing dies 3 and 5 is sag, and thus the quality is degraded.
In addition, during the rear welding operation of the roof panel 1, the worker should work while looking at the rear surface of the roof panel 1 from the ground, the working environment is poor, the welding spatter during the welding operation of the worker It was scattered on the head and body, causing a safety accident.
Therefore, the present invention has been invented to solve the problems as described above, the object of the present invention is composed of a fixed jig unit on both sides of the clamping means is configured and a rotating jig unit at the center thereof, such as a roof panel of a bus, It is to provide a jig device for panel welding that can firmly support both ends of the panel to be free to rotate according to the welding direction to improve the welding workability by the operator, to prevent safety accidents and to improve the welding quality.
Panel welding jig device according to an embodiment of the present invention for achieving this object, in the panel welding jig device used for welding a large panel, is configured on both sides of the bottom surface corresponding to both ends of the large panel. Fixing jig unit for supporting the rotatable by clamping each end of the large panel; It is characterized by consisting of a rotating jig unit which is configured between the both sides of the fixed jig unit to support the center of the large panel, the rotation angle of the large panel by the cylinder operation.
The fixing jig unit is fixed frame installed on the bottom surface; A rotating shaft installed in the center of the upper surface of the fixed frame at a predetermined interval so as to be rotatable and having a flange formed at a tip thereof; A subframe having a center fastened to a flange of the rotating shaft and having each end of the large panel seated thereon; And a plurality of clamping means installed on the subframe to clamp the end of the large panel.
Between the fixing frame and the rotating shaft is characterized in that a locking means for fixing the rotating shaft in the rotational direction.
The locking means is locked to the rear end of the rotating shaft, the locking disk to form a plurality of locking grooves along the outer peripheral surface; Corresponding to the locking disk is characterized in that the locker is mounted on one side of the upper surface of the fixing frame through a hinge bracket to act on the locking groove of the locking disk to fix the locking disk in the rotational direction.
Each clamping means includes a locator mounted on the subframe; A clamper hinged to one side of the locator; It is hinged to the other side of the locator, the front end of the operating rod is characterized in that consisting of a clamping cylinder hinged to the rear end of the clamper.
The rotary jig unit includes two mounting frames installed on the bottom plate at regular intervals; Rotating shaft is rotatably installed on the upper end of each of the mounting frame through a bearing cap, each of which is equipped with a mounting flange; A mounting frame on which both centers are fastened to the mounting flanges of the respective rotating shafts, and the center of the large panel is seated; It is configured between the bottom plate and the seating frame is characterized by consisting of a plurality of drive means for rotating the seating frame about the rotation axis.
Each driving means is hinged to a hinge bracket on which the lower actuating rod is installed on the bottom plate, and the upper actuating rod forms an extension end on both sides of the mounting flange of the rotating shaft and hinges through the extension end. Characterized in that made.
The two-way actuating cylinder is characterized by comprising a pneumatic cylinder whose working pressure is pneumatic.
As described above, according to the panel welding jig apparatus, both ends of the large panel are firmly supported through both fixing jig units, such as the roof panel of the bus, and the center part is seated on the rotating jig unit in the welding direction. Accordingly, by allowing the rotation to be free, there is an effect of improving the workability at the time of welding operation, preventing the safety accident of the operator and improving the welding quality.
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Figure 2 is a perspective view of a jig device for panel welding according to an embodiment of the present invention, Figure 3 and Figure 4 is a perspective view and an exploded perspective view of a fixing jig unit applied to the panel welding jig device according to an embodiment of the present invention, 5 and 6 are a perspective view and an exploded perspective view of the rotary jig unit applied to the jig device for panel welding according to an embodiment of the present invention.
Panel welding jig device according to an embodiment of the present invention is for welding a large panel 300, the configuration thereof, as shown in Figure 2, two fixed jig unit 100 and the rotary jig unit 200 It consists of.
First, the fixing jig unit 100 is configured to correspond to both ends of the large panel 300 so as to be rotatably supported by clamping both ends of the large panel 300.
As shown in FIG. 3 and FIG. 4, the fixing jig unit 100 is first provided with a fixing frame 101 at the work floor.
In the center of the upper surface of the fixed frame 101, two bearing caps 103 are mounted at regular intervals.
The rotary shaft 105 is rotatably installed through the bearing caps 103, and a flange 107 is formed at the tip of the rotary shaft 105.
Here, the locking means 110 is configured between the fixing frame 101 and the rotating shaft 105 to fix the rotating shaft 105 in the rotational direction.
The locking means 110, first, the locking disk 111 is fastened to the rear end of the rotary shaft 105.
Here, the locking disk 111 is formed with three locking grooves 113 along its outer circumferential surface, each locking groove 113 is one in the center of the locking disk 111, 60 ° intervals on both sides thereof. It is formed one by one.
The locking disk 111 is installed in a state in which a predetermined portion is inserted into the mounting groove 108 formed in the fixing frame 101 while being fastened to the rear end of the rotating shaft 105 of the fixing jig unit 100.
The rocker 117 is mounted on one side of the upper surface of the fixed frame 101 in response to the locking disk 111 through a hinge bracket 115.
The rocker 117 acts on the respective locking grooves 113 of the locking disk 111 to fix the locking disk 111 in the rotational direction.
In this embodiment, the locking groove 113 of the locking disk 111 is formed in three, one in the center is formed, one at each side by 60 ° intervals, but is not limited to this, the large The number and position of the locking grooves 113 may be changed and applied according to the size or shape of the panel 300.
The center of one surface of the subframe 109 is fastened to the flange 107 of the rotation shaft 105, and each end of the large panel 300 is seated on the subframe 109.
Four clamping means 120 for clamping the end of the large panel 300 is provided on the sub-frame 109.
Each clamping means 120 includes a locator 121, a clamper 123, and a clamping cylinder 125.
First, the locator 121 is mounted on the subframe 109.
The clamper 123 is hinged to one side of the locator 121, and the clamping cylinder 125 is hinged to the other side thereof.
The tip of the actuating rod 127 of the clamping cylinder 125 is hinged to the rear end of the clamper 123.
Rotating jig unit 200 for adjusting the rotation angle of the large panel 300 by the cylinder operation while supporting the center of the large panel 300 between the two fixing jig unit 100 having the above configuration. This is made up.
5 and 6, the rotary jig unit 200, first, two mounting frames 203 are installed on the bottom plate 201 at regular intervals, and the bottom plate 201 is It is installed on the floor of the workshop.
Two bearing caps 205 are mounted on the upper end of each of the mounting frames 203 at regular intervals, and the rotation shaft 207 is rotatably installed through the bearing caps 205.
Mounting flanges 209 are formed at inner ends of the respective rotary shafts 207.
Each of the mounting flanges 209 has extension ends 211 formed at both sides thereof.
The centers of both sides of the mounting frame 213 are fastened to the mounting flanges 209 of the respective rotation shafts 207, and the center of the large panel 300 is seated on the mounting frame 213.
In addition, four driving means 220 are formed between the bottom plate 201 and the seating frame 213 to rotate the seating frame 213 about the respective rotation shafts 207.
The driving means 220 is composed of a bidirectional operation cylinder 221, the lower operation rod 223 of the bidirectional operation cylinder 221 is hinged to the hinge bracket 225 is installed on the bottom plate 201 The upper operation rod 227 is hinged through one side end 211 of the mounting flange 209.
Here, the two-way operation cylinder 221 is preferably made of a pneumatic cylinder whose operating pressure is pneumatic.
Therefore, the operation of the jig device for panel welding according to the present invention configured as described above will be described.
7 is an operation state diagram of the jig device for panel welding according to an embodiment of the present invention.
First, the large panel 300 is mounted on the sub-frame 109 of the fixing jig unit 100 and the mounting frame 213 of the rotating jig unit 200 in a horizontal state, and at this time, the large panel ( Both ends of the 300 are clamped by the clamping means 120 of each of the fixing jig unit 100.
When the clamping of the large panel 300 is completed by the clamping means 120, the worker releases the locking of each of the fixing jig unit 100 fixed by the locking means 110.
When the locking of the fixing jig unit 100 is released, each driving means 220 of the rotary jig unit 200 is operated by an operator.
Then, as shown in (S1) of FIG. 7, the upper and lower operation rods 227 and 223 of the bidirectional operation cylinders 221 installed on the left side of the mounting frame 203 perform the forward operation, and vice versa on the right side. The upper and lower operation rods 227 and 223 of each of the installed bidirectional operation cylinders 221 operate backward, so that the seating frame 213 is 60 ° about the rotation shaft 207 of the rotary jig unit 200. It rotates and tilts toward the worker side.
At the same time, the subframe 109 of each of the fixing jig unit 100 rotates in the same direction as the seating frame 213 of the rotating jig unit 200 about the rotation axis 105 of the fixing jig unit 100. Done.
That is, when the operation of the driving means 220 is completed, the upper surface of the large panel 300 is directed toward the worker side, the operator locks each of the fixing jig unit 100 through the locking means 110. Done.
When the locking of the fixing jig unit 100 is completed, the worker welds the upper surface welded portion of the large panel 300 using the carbon welding machine 301.
When the welding of the upper surface of the large panel 300 is completed, the operator releases the locking of each fixing jig unit 100 and operates the driving means 220 of the rotary jig unit 200.
Then, as shown in (S2) of FIG. 7, the upper and lower operation rods 227, 223 of the bidirectional operation cylinder 221 installed on the right side of the mounting frame 203 is to perform the forward operation, installed on the left side The upper and lower actuating rods 227 and 223 of the bidirectional actuating cylinder 221 operate backward. In this case, the seating frame 213 is centered on the rotating shaft 207 of the rotating jig unit 200. It will be tilted 120 ° in the opposite direction to the operator.
At the same time, the subframe 109 of each of the fixing jig unit 100 rotates in the same direction as the seating frame 213 of the rotating jig unit 200 about the rotation axis 105 of the fixing jig unit 100. Done.
That is, when the operation of the driving means 220 is completed, the rear surface of the large panel 300 faces the worker side, and the operator locks the fixing jig units 100 through the locking means 110. .
When the locking of each of the fixing jig unit 100 is completed, the worker is welding to the rear welding portion of the large panel 300 using the carbon welding machine (301).
Therefore, when the jig device for panel welding of the present invention is applied, the upper and rear surfaces of the large panel 300 are rotated to the operator side by the operator's operation, and the welding operation is performed to improve welding workability and safety. Accident prevention and welding quality can be improved.
1 is a block diagram of a jig device for panel welding according to the prior art.
Figure 2 is a perspective view of a jig device for panel welding according to an embodiment of the present invention.
Figure 3 is a perspective view of a fixing jig unit applied to the jig device for panel welding according to an embodiment of the present invention.
4 is an exploded perspective view of a jig unit according to an exemplary embodiment of the present invention.
Figure 5 is a perspective view of a rotary jig unit applied to the jig device for panel welding according to an embodiment of the present invention.
6 is an exploded perspective view of a rotary jig unit according to an exemplary embodiment of the present invention.
7 is an operation state diagram of the jig device for panel welding according to an embodiment of the present invention.

Claims (7)

  1. In the panel welding jig device used to weld large panels,
    Fixing jig unit is provided on both sides of the bottom surface corresponding to both ends of the large panel to support the rotatable by clamping each end of the large panel;
    A jig device for panel welding, comprising: a rotating jig unit configured between the two side fixed jig units to support the center of the large panel while adjusting a rotation angle of the large panel by cylinder operation.
  2. The method of claim 1,
    The fixing jig unit is
    A fixed frame installed on the bottom surface;
    A rotating shaft installed in the center of the upper surface of the fixed frame at a predetermined interval so as to be rotatable and having a flange formed at a tip thereof;
    A subframe having a center fastened to a flange of the rotating shaft and having each end of the large panel seated thereon;
    Jig device for panel welding, characterized in that formed on the sub-frame consists of a plurality of clamping means for clamping the end of the large panel.
  3. The method of claim 2,
    Between the fixed frame and the rotating shaft
    Jig device for panel welding, characterized in that the locking means for fixing the rotation axis in the rotation direction is configured.
  4. The method of claim 3,
    The locking means
    A locking disk fastened to a rear end of the rotating shaft and forming a plurality of locking grooves along an outer circumferential surface thereof;
    Jig apparatus for panel welding, characterized in that the locker is mounted on one side of the upper surface of the fixing frame in response to the locking disk to act on the locking groove of the locking disk to fix the locking disk in the rotational direction.
  5. The method of claim 2,
    Each clamping means,
    A locator mounted on the subframe;
    A clamper hinged to one side of the locator;
    Jig device for panel welding, characterized in that the hinge is fastened to the other side of the locator, the front end of the operation rod is a clamping cylinder hinged to the rear end of the clamper.
  6. The method of claim 1,
    The rotary jig unit is
    Two mounting frames installed on the bottom plate at regular intervals;
    Rotating shaft is rotatably installed on the upper end of each of the mounting frame through a bearing cap, each of which is equipped with a mounting flange;
    A mounting frame on which both centers are fastened to the mounting flanges of the respective rotating shafts, and the center of the large panel is seated;
    Jig device for panel welding comprising a plurality of driving means configured to rotate between the bottom plate and the seating frame to rotate the seating frame about the rotation axis.
  7. The method of claim 6,
    Each drive means
    A lower actuating rod is hinged to a hinge bracket installed on the bottom plate, and the upper actuating rod is formed of a bidirectional actuating cylinder which is hinged through an extended end thereof by forming extended ends on both sides of a mounting flange of the rotating shaft. Jig device for panel welding.
KR1020070105555A 2007-10-19 2007-10-19 Jig apparatus for a penal welding KR20090040011A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020070105555A KR20090040011A (en) 2007-10-19 2007-10-19 Jig apparatus for a penal welding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020070105555A KR20090040011A (en) 2007-10-19 2007-10-19 Jig apparatus for a penal welding

Publications (1)

Publication Number Publication Date
KR20090040011A true KR20090040011A (en) 2009-04-23

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020070105555A KR20090040011A (en) 2007-10-19 2007-10-19 Jig apparatus for a penal welding

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104002085A (en) * 2014-06-06 2014-08-27 北人机器人系统(苏州)有限公司 Splicing welding positioning device
CN106670712A (en) * 2017-03-14 2017-05-17 石嘴山市金辉科贸有限公司 Fixing device for welding tractor carriages
KR20180009788A (en) * 2015-08-04 2018-01-29 가부시키가이샤 키렉스 The work position determining device
KR20190002302U (en) 2018-03-07 2019-09-18 두산중공업 주식회사 Multi-purpose welding table
WO2020184276A1 (en) * 2019-03-12 2020-09-17 Nok株式会社 Welding jig device and production method for component
WO2020184275A1 (en) * 2019-03-12 2020-09-17 Nok株式会社 Welding jig device and production method for component

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104002085A (en) * 2014-06-06 2014-08-27 北人机器人系统(苏州)有限公司 Splicing welding positioning device
KR20180009788A (en) * 2015-08-04 2018-01-29 가부시키가이샤 키렉스 The work position determining device
CN106670712A (en) * 2017-03-14 2017-05-17 石嘴山市金辉科贸有限公司 Fixing device for welding tractor carriages
KR20190002302U (en) 2018-03-07 2019-09-18 두산중공업 주식회사 Multi-purpose welding table
WO2020184276A1 (en) * 2019-03-12 2020-09-17 Nok株式会社 Welding jig device and production method for component
WO2020184275A1 (en) * 2019-03-12 2020-09-17 Nok株式会社 Welding jig device and production method for component

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