CN114378465B - Clamp for roof structure of railway vehicle and welding system comprising clamp - Google Patents
Clamp for roof structure of railway vehicle and welding system comprising clamp Download PDFInfo
- Publication number
- CN114378465B CN114378465B CN202011416775.9A CN202011416775A CN114378465B CN 114378465 B CN114378465 B CN 114378465B CN 202011416775 A CN202011416775 A CN 202011416775A CN 114378465 B CN114378465 B CN 114378465B
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- CN
- China
- Prior art keywords
- platform
- support
- clamp
- coupled
- pair
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- 238000003466 welding Methods 0.000 title claims description 19
- 238000000034 method Methods 0.000 claims 5
- 230000014509 gene expression Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/083—Devices involving movement of the workpiece in at least one axial direction
- B23K26/0853—Devices involving movement of the workpiece in at least in two axial directions, e.g. in a plane
- B23K26/0861—Devices involving movement of the workpiece in at least in two axial directions, e.g. in a plane in at least in three axial directions
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
-
- 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
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/065—Scissor linkages, i.e. X-configuration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/08—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement hydraulically or pneumatically operated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/26—Railway- or like rails
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Plasma & Fusion (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Automatic Assembly (AREA)
- Manipulator (AREA)
Abstract
The utility model discloses a clamp for stably supporting a roof structure of a railway vehicle. The clamp of the applicable embodiment comprises: a lifter provided with a base portion, a jack portion coupled to an upper side of the base portion and having a height thereof adjusted by a servo motor, and a platform portion coupled to an upper side of the jack portion; a pair of pressurizing units provided on one side of the platform part in the width direction, symmetrical to each other with respect to the center of the platform part, and respectively operating along the length direction of the platform part; and a pair of support units disposed above the platform and symmetrical to each other with respect to the center of the platform.
Description
Technical Field
The present disclosure relates to a clamp for supporting a weld.
Background
A jig (described as an "adjustable supporting device" in the above publication) used in welding a roof structure of a railway vehicle is disclosed in korean registered patent publication No. 20-1995-0010111.
The jig disclosed in the above publication is configured to support the roof structure of the railway vehicle in a vertically inverted state (inverted state), but since the roof structure of the railway vehicle is large in size, it is not easy to vertically invert the roof structure, and there is a possibility that breakage may occur during the vertical inversion.
Disclosure of Invention
The utility model provides a clamp for stably supporting a roof structure of a railway vehicle. Furthermore, an automated welding system comprising a clamp as described above is provided.
The clamp of the applicable embodiment comprises: a lifter provided with a base portion, a jack portion coupled to an upper side of the base portion and having a height thereof adjusted by a servo motor, and a platform portion coupled to an upper side of the jack portion; a pair of pressurizing units provided on one side of the platform part in the width direction, symmetrical to each other with respect to the center of the platform part, and respectively operating along the length direction of the platform part; and a pair of support units disposed above the platform and symmetrical to each other with respect to the center of the platform.
Further, the pair of support units includes: a 1 st shaft support; a 2 nd shaft bracket which is spaced from the 1 st shaft bracket by a certain distance; a rotating plate, one side of which is coupled to the 1 st shaft bracket and the other side of which is coupled to the 2 nd shaft bracket; and a support member selectively coupled to any one of the front surface and the rear surface of the rotating plate.
Further, an opening may be formed in an inner region of the platform portion corresponding to a position directly below the rotating plate of any one of the pair of support units, and an opening may be formed in an inner region of the platform portion corresponding to a position directly below the rotating plate of the other one of the pair of support units.
Further, the pair of pressurizing units may include: a cylinder coupled to the platform part; and a pressure member coupled to the connecting rod of the cylinder.
A bulb may be provided in the center of the platform.
A welding system of an applicable embodiment includes: a 1 st rail portion; the clamp of the applicable embodiment is provided with a plurality of clamps, and is respectively installed in a mode of being capable of moving on the 1 st guide rail part; a 2 nd guide rail part parallel to the 1 st guide rail part; and a 1 st mechanical arm mounted to be movable on the 2 nd guide rail portion.
Furthermore, the welding system of the applicable embodiment may further include: a 3 rd guide rail portion parallel to the 1 st guide rail portion and symmetrical to the 2 nd guide rail portion with respect to the 1 st guide rail portion; and a 2 nd mechanical arm mounted to be movable on the 3 rd guide rail portion.
The clamp of the embodiment can be used for stably fixing the roof structure. Further, the user of the jig of the embodiment can fix the roof structure of various forms to the platform portion by adjusting the orientation of the support unit and the position of the pressing unit.
With the welding system of the applicable embodiment, the lower portion of the roof structure in the non-inverted state can be easily welded.
Drawings
Fig. 1 illustrates a state in which the jig of the applicable embodiment is observed from a perspective view.
Fig. 2 illustrates a state in which the roof structure is fixed by the pressurizing unit and the supporting unit.
Fig. 3 illustrates a layout of a welding system of an applicable embodiment.
Fig. 4 to 5 illustrate working examples of the welding system of the applicable embodiment.
Detailed Description
Next, the jig of the applicable embodiment and the welding system of the applicable embodiment will be described in detail with reference to the accompanying drawings.
Fig. 1 illustrates a state in which a jig 100 of an applied embodiment (hereinafter simply referred to as "jig 100") is viewed from a perspective.
As shown in fig. 1 to 2, the jig 100 includes a lifter 110, a pair of pressing units 120, 120', and a pair of supporting units 130, 130'.
The lifter 110 includes a base portion 111, a jack portion 112, and a platform portion 113.
The base portion 111 is formed with a certain area. In order to be movable above the guide rail, casters or the like may be mounted on the lower portion of the base portion 111. Further, a stopper for restricting the position of the platform 113 may be provided on the base 111.
The jack 112 is provided above the base 111. The jack 112 is formed of a plurality of links. The jack 112 can be precisely controlled by a servo motor 112 a. The jack 112 serves to raise and lower the platform 113.
The platform 113 is provided above the jack 112. The land 113 may be formed with the same area as the base 111.
The pair of pressing units 120, 120' are provided on one side of the platform portion 113 in the width direction. Either one of the pair of pressing units 120, 120 'is disposed in one longitudinal direction side region of the platform portion 113, and the other pressing unit 120' is disposed in the other longitudinal direction side region of the platform portion 113. That is, any one of the pressing units 120 and the other pressing unit 120' are symmetrical with respect to an imaginary axis crossing the center of the platform portion 113 in the width direction of the platform portion 113.
The pressurizing unit 120 may include a cylinder 121 and a pressurizing member 122 coupled to the cylinder 121 and protruding toward the upper side of the platform part 113. That is, the pressing member 122 can be positionally moved along the longitudinal direction of the platform portion 113 by means of the air cylinder 121.
A pair of support units 130, 130' are provided above the platform portion 113. Either one of the pair of support units 130, 130 'is arranged in one longitudinal direction side region of the platform portion 113, and the other support unit 130' is arranged in the other longitudinal direction side region of the platform portion 113. That is, any one of the support units 130 and the other support unit 130' are symmetrical with respect to an imaginary axis crossing the center of the platform portion 113 in the width direction of the platform portion 113.
The support unit 130 may include a 1 st shaft bracket 131 coupled to an upper side of the platform part 113, a 2 nd shaft bracket 132 coupled to an upper side of the platform part 113 and spaced apart from the 1 st shaft bracket 131 along a length direction of the platform part 113, a rotating plate 133 coupled to the 1 st shaft bracket 131 at one side in the length direction and coupled to the 2 nd shaft bracket 132 at the other side in the length direction, and a support 134 selectively coupled to any one of a front surface and a rear surface of the rotating plate 133.
The support unit composed of the 1 st shaft bracket 131, the 2 nd shaft bracket 132, and the rotary plate 133 has a 1 st orientation in which the back surface of the rotary plate 133 faces the upper side surface of the platform 113, and a 2 nd orientation in which the front surface of the rotary plate 133 faces the upper side surface of the platform 113.
Bolt holes 133a are provided at predetermined intervals on the front and rear surfaces of the rotary plate 133, respectively, and a flange portion 134a for coupling may be provided at the lower portion of the support 134.
The support 134 is not limited to a specific form, and may be designed according to the form of the roof structure to be supported.
Further, openings 113a, 113a 'may be formed in an inner region of the platform portion 113 immediately below the respective rotation plates 133 corresponding to the pair of support units 130, 130'.
The opening 113a may prevent interference with the platform part 113 when the rotation plate 133 of the support unit 130 rotates. In addition, the user can easily replace the support 134 coupled to one side of the rotation plate 133 through the opening 113 a.
Further, a bulb 113b may be provided in the center of the platform 113. The bulb 113b may be a Light Emitting Diode (LED), and may function to irradiate the lower portion of the roof structure in order to facilitate the operator to confirm the welded state of the roof structure.
Fig. 2 illustrates a state in which the roof structure a is fixed by the pressurizing units 120, 120 'and the supporting units 130, 130'.
Referring to fig. 2, the pair of support units 130 and 130 'serve to support the lower inner side of the roof structure a in the arch shape, and the pair of pressing units 120 and 120' serve to press the lower outer side of the roof structure a in the arch shape.
The jig 100 described in the above description has a function of stably fixing the roof structure a. Further, the user of the clip 100 can fix the roof structure a of various forms to the platform portion 113 by adjusting the orientations of the support units 130, 130 'and the positions of the pressing units 120, 120'.
Fig. 3 illustrates a layout of a welding system 200 (hereinafter simply referred to as "welding system 200") of an applicable embodiment.
Referring to fig. 3, the welding system 200 includes a 1 st rail portion 210, a 2 nd rail portion 220, a 3 rd rail portion 230, a plurality of jigs 100, 100' … …, a 1 st robot arm 240, and a 2 nd robot arm 250.
The 1 st rail portion 210, the 2 nd rail portion 220, and the 3 rd rail portion 230 are arranged in parallel, and the 2 nd rail portion 220 and the 3 rd rail portion 230 are symmetrical with respect to the 1 st rail portion 210.
The plurality of jigs 100, 100' … … are mounted so as to be automatically movable on the 1 st rail portion 210.
The 1 st arm 240 is mounted so as to be automatically movable on the 2 nd rail portion 220.
The 2 nd robot arm 250 is mounted to be automatically movable on the 3 rd rail portion 230.
A welding gun 241 is provided at an end of the 1 st arm 240 (the 2 nd arm 250). The welding gun 241 may be replaced with other tools (e.g., a laser cutter, etc.).
The plurality of clamps 100, 100' … …, arm 1 240, arm 2 250 may be programmed in an automated fashion using a central computer.
Fig. 4 to 5 illustrate an example of operation of the welding system 200.
Fig. 4 (a) shows a state in which it is necessary to weld a lower region of the roof structure a corresponding to a position directly above any one of the jigs 100.
Next, referring to fig. 4 (b), the pressurizing unit 120 of any one of the jigs 100 will be separated from the roof structure a, and the jigs 100 will be lowered while the jack 112 is folded.
Next, referring to fig. 5 (c), any one of the clips 100 will be moved along the 1 st rail portion 210 to the vicinity of the other clip 100'.
Next, referring to fig. 5 (d), the 1 st arm 240 will move to the initial position of either clip 100 along the 2 nd rail 220 and the 2 nd arm 250 will move to the initial position along the 3 rd rail portion 230 and weld the lower region of the roof structure a. The 1 st arm 240 and the 2 nd arm 250 may work symmetrically.
Fig. 4-5 merely illustrate the most readily understood version of the welding system 200, and the sequence of movement of the plurality of clamps 100, 100' … …, the 1 st robotic arm 240, and the 2 nd robotic arm 250 may be interchanged or performed simultaneously.
With the welding system as described above, the lower portion of the roof structure a in the non-inverted state can be easily welded.
The various expressions (e.g., terms, visual images, etc.) used in describing the embodiments of the present disclosure are chosen for the purpose of providing a degree of understanding of the technology only.
Furthermore, since the present disclosure is described only by a limited number of embodiments due to the limitations of the conditions, a person having ordinary skill in the relevant art should be able to create numerous and numerous new embodiments based on the described embodiments within the scope of the technical ideas of the present disclosure.
Therefore, the scope of claims of the present disclosure should not be limited to the expressions of a part of "patent content" and "drawing", but should be interpreted in the broadest manner based on the basic technical idea of the present disclosure contained in the entire specification.
Claims (6)
1. A clamp is characterized in that,
the clamp is used for supporting the roof structure of the railway vehicle in an arch shape in a non-reverse state,
the above-mentioned anchor clamps include:
a lifter provided with a base portion, a jack portion coupled to an upper side of the base portion and having a height thereof adjusted by a servo motor, and a platform portion coupled to an upper side of the jack portion;
a pair of pressurizing units provided on one side of the platform part in the width direction, symmetrical to each other with respect to the center of the platform part, and respectively operating along the length direction of the platform part; the method comprises the steps of,
a pair of support units disposed above the platform and symmetrical to each other with respect to the center of the platform,
the pair of support units includes:
a 1 st shaft support;
a 2 nd shaft bracket which is spaced from the 1 st shaft bracket by a certain distance;
a rotating plate, one side of which is coupled to the 1 st shaft bracket and the other side of which is coupled to the 2 nd shaft bracket; the method comprises the steps of,
a support member selectively coupled to any one of the front surface and the rear surface of the rotating plate,
the support unit includes: a first orientation in which the back surface of the rotary plate faces the upper side surface of the platform portion, and a second orientation in which the front surface of the rotary plate faces the upper side surface of the platform portion,
the support means may be in the first orientation when the support coupled to the front surface of the rotating plate supports the lower inner side of the roof structure, and may be in the second orientation when the support coupled to the rear surface of the rotating plate supports the lower inner side of the roof structure, and the rotating plate may be rotatable when the support does not support the lower inner side of the roof structure.
2. A clamp as claimed in claim 1, wherein:
an opening is formed in an inner region of the platform portion corresponding to a position just below the rotating plate of any one of the pair of support units,
and an opening is formed in an inner region of the platform portion corresponding to a position just below the rotating plate of the other support unit of the pair of support units.
3. A clamp as claimed in claim 1, wherein:
the pair of pressurizing units includes:
a cylinder coupled to the platform part; the method comprises the steps of,
and a pressing member coupled to the connecting rod of the cylinder.
4. A clamp as claimed in claim 1, wherein:
a bulb is also provided in the center of the platform.
5. A welding system, comprising:
a 1 st rail portion;
the jig according to any one of claims 1 to 4, provided with a plurality of jigs, and mounted so as to be movable on the 1 st rail portion, respectively;
a 2 nd guide rail part parallel to the 1 st guide rail part; the method comprises the steps of,
the 1 st arm is mounted so as to be movable on the 2 nd rail portion.
6. The clamp of claim 5, further comprising:
a 3 rd guide rail portion parallel to the 1 st guide rail portion and symmetrical to the 2 nd guide rail portion with respect to the 1 st guide rail portion; the method comprises the steps of,
the 2 nd arm is mounted so as to be movable on the 3 rd rail portion.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020200134030A KR102241811B1 (en) | 2020-10-16 | 2020-10-16 | A jig for a roof structure of a railroad car, and a welding system including the same |
| KR10-2020-0134030 | 2020-10-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114378465A CN114378465A (en) | 2022-04-22 |
| CN114378465B true CN114378465B (en) | 2024-04-16 |
Family
ID=75718699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011416775.9A Active CN114378465B (en) | 2020-10-16 | 2020-12-07 | Clamp for roof structure of railway vehicle and welding system comprising clamp |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR102241811B1 (en) |
| CN (1) | CN114378465B (en) |
| WO (1) | WO2022080574A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115837539B (en) * | 2023-02-28 | 2023-05-09 | 烟台市固光焊接材料有限责任公司 | Automatic welding equipment for railway construction |
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| KR200247333Y1 (en) * | 2001-04-04 | 2001-10-10 | 현대중공업 주식회사 | scissors type lift having clam arm |
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| CN111168314A (en) * | 2020-04-01 | 2020-05-19 | 刘争 | Full-automatic welding tool for excavator movable arm assembly |
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| JPH0629781U (en) * | 1992-09-18 | 1994-04-19 | 株式会社ヒロテック | Positioner device for welding robot |
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2020
- 2020-10-16 KR KR1020200134030A patent/KR102241811B1/en active IP Right Grant
- 2020-11-25 WO PCT/KR2020/016790 patent/WO2022080574A1/en active Application Filing
- 2020-12-07 CN CN202011416775.9A patent/CN114378465B/en active Active
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| KR200247333Y1 (en) * | 2001-04-04 | 2001-10-10 | 현대중공업 주식회사 | scissors type lift having clam arm |
| CN202438795U (en) * | 2012-01-20 | 2012-09-19 | 无锡贝奥精密机械有限公司 | Rotary lifting type two-degree-of-freedom welding work table |
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| CN103567677A (en) * | 2013-10-24 | 2014-02-12 | 南京熊猫电子股份有限公司 | Integrated workstation based on robot cutting, welding and carrying in pipe processing |
| CN105397356A (en) * | 2015-12-31 | 2016-03-16 | 苏州紫金港智能制造装备有限公司 | Double-station automatic welding production line of milling drum knife holder robot |
| CN106799539A (en) * | 2016-11-30 | 2017-06-06 | 湖州佳创自动化科技有限公司 | A kind of lifting-positioning device in Laser Processing line |
| CN206653105U (en) * | 2017-04-19 | 2017-11-21 | 成都环龙智能系统设备有限公司 | A kind of Liftable and movable operating platform for aluminum dipping form plate weld |
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| CN111168314A (en) * | 2020-04-01 | 2020-05-19 | 刘争 | Full-automatic welding tool for excavator movable arm assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| KR102241811B1 (en) | 2021-04-19 |
| CN114378465A (en) | 2022-04-22 |
| WO2022080574A1 (en) | 2022-04-21 |
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