CN117020409A - Automatic coil stock laser welding device - Google Patents
Automatic coil stock laser welding device Download PDFInfo
- Publication number
- CN117020409A CN117020409A CN202311083686.0A CN202311083686A CN117020409A CN 117020409 A CN117020409 A CN 117020409A CN 202311083686 A CN202311083686 A CN 202311083686A CN 117020409 A CN117020409 A CN 117020409A
- Authority
- CN
- China
- Prior art keywords
- welding
- coil stock
- clamping jaw
- rotating shaft
- laser welding
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 238000003466 welding Methods 0.000 title claims abstract description 158
- 230000007246 mechanism Effects 0.000 claims abstract description 102
- 239000000463 material Substances 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 230000000903 blocking effect Effects 0.000 abstract description 5
- 230000000670 limiting effect Effects 0.000 abstract description 4
- 238000005452 bending Methods 0.000 abstract description 3
- 238000003754 machining Methods 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by 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
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
Abstract
The invention discloses an automatic coil stock laser welding device which comprises a welding workbench, a public welding line, a first coil stock mechanism, a second coil stock mechanism and a stop block, wherein a coil stock station and a welding station are continuously arranged on the welding workbench, and the first coil stock mechanism and the second coil stock mechanism are symmetrically arranged on the coil stock station about the public welding line; and a stop block is arranged on the common welding line and is positioned on the welding station. The first clamping jaw and the second clamping jaw are respectively clamped on two opposite sides of a plate, the first rotating shaft and the second rotating shaft respectively drive the first clamping jaw and the second clamping jaw, bending and rolling of the plate are achieved after the first clamping jaw and the second clamping jaw rotate by a certain angle, the plate is then moved to a welding station by the first coiled material mechanism and the second coiled material mechanism, accurate welding is conducted under the blocking limiting effect of the stop block, dislocation is not easy to occur in the whole process, the problems of uneven welding and dislocation welding can be avoided, and high welding machining efficiency and welding quality of products are guaranteed.
Description
Technical Field
The invention relates to the technical field of laser welding equipment, in particular to an automatic coil stock laser welding device.
Background
At present, the laser plate processing field is mostly single equipment independent work, and raw materials used in the laser plate processing field are coil stock generally, so that the laser plate processing field can obtain a final finished product after a plurality of equipment such as uncoilers, levelers, cutting machines, bending machines and the like are required to be continuously processed. However, in such a production method, because of the lack of continuous automatic processes, the sheet needs to be manually transported to different equipment for processing in the production process, so that the processing time of the whole production process is prolonged, the processing efficiency is reduced, and the processing precision error of the sheet is increased.
It can be seen that there is a need for improvements and improvements in the art.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, the present invention aims to provide an automatic coil stock laser welding device, which is used for solving the problems of overlong laser welding processing time and low efficiency in the prior art.
In order to achieve the above purpose, the invention adopts the following technical scheme: the automatic coil stock laser welding device comprises a welding workbench for welding plates, a common welding line arranged on the central line of the welding workbench, a coiled material station and a welding station which are arranged on the welding workbench in series, a first coiled material mechanism, a second coiled material mechanism and a stop block, wherein the first coiled material mechanism and the second coiled material mechanism are symmetrically arranged on the coiled material station about the common welding line;
the first coiled material mechanism comprises a first mounting frame, a first rotating shaft and a first clamping jaw, wherein the first mounting frame is slidably arranged on the welding workbench along the common welding line, the first rotating shaft is rotatably arranged on the inner side of the first mounting frame, the first clamping jaw is fixedly arranged on the first rotating shaft, and the first clamping jaw is clamped on the other side of the plate;
the second coiled material mechanism comprises a second mounting frame, a second rotating shaft and a second clamping jaw, the second mounting frame is slidably arranged on the welding workbench along the common welding line, the second rotating shaft is rotatably arranged on the inner side of the second mounting frame, the second clamping jaw is fixedly arranged on the second rotating shaft, and the second clamping jaw is clamped on the other side of the plate;
the common welding line is slidably provided with the stop block, and the stop block is positioned on the welding station.
In an embodiment of the invention, the first coil mechanism and the second coil mechanism are respectively arranged at the left side and the right side of the common welding line, the first rotating shaft is arranged at one side of the first mounting frame close to the common welding line, and the second rotating shaft is arranged at one side of the second mounting frame close to the common welding line.
The beneficial effects of the above embodiment are that: the first clamping jaw and the second clamping jaw rotate along the first rotating shaft and the second rotating shaft respectively, so that welding points of the plates are close to a common welding line, and subsequent welding processing is facilitated.
In an embodiment of the invention, the welding machine further comprises a first positioning mechanism and a second positioning mechanism which are respectively arranged at two sides of the common welding line, wherein the first positioning mechanism and the second positioning mechanism are both perpendicular to the common welding line and can be movably arranged on the welding workbench, the first coiled material mechanism is movably arranged on the first positioning mechanism, and the second coiled material mechanism is movably arranged on the second positioning mechanism.
The beneficial effects of the above embodiment are that: the first positioning mechanism and the second positioning mechanism which are perpendicular to the common welding line and move can adjust the distance between two ends of the plate and the common welding line, so that the consistency of the welding of the plate reaching the standard is ensured.
In an embodiment of the invention, the stop is located between the first positioning mechanism and the second positioning mechanism.
The beneficial effects of the above embodiment are that: the first positioning mechanism and the second positioning mechanism take the blocking limit of the stop block as a reference standard, and have higher alignment precision.
In an embodiment of the invention, the welding device further comprises a laser welding mechanism arranged on the welding workbench, and the laser welding mechanism is positioned right above the stop block.
In an embodiment of the invention, the welding device further comprises a horizontal installation arm and a vertical installation arm, wherein the horizontal installation arm is installed on the welding workbench, the vertical installation arm can be arranged on the horizontal installation arm in a sliding mode back and forth, and the laser welding mechanism can be arranged on the vertical installation arm in a lifting mode.
The beneficial effects of the above embodiment are that: the horizontal installation arm can move relative to the vertical installation arm, so that the laser welding mechanism can freely move on the welding workbench conveniently, and the fixed sliding track ensures that the laser welding mechanism in the welding process stably moves according to a circuit.
In an embodiment of the invention, the positioning device further includes a first driving member and a second driving member, wherein the first driving member is used for driving the first rotating shaft and the second rotating shaft to rotate, and the second driving member is used for driving the first positioning mechanism and the second positioning mechanism to move.
In an embodiment of the invention, the first driving member is a servo motor, and the second driving member is a cylinder.
The beneficial effects of the above embodiment are that: the servo motor has the product advantages of controllable speed and accurate position precision; and the output of the cylinder in the axial direction has higher stability.
In an embodiment of the present invention, infrared sensors are respectively disposed on the first positioning mechanism and the second positioning mechanism, and the infrared sensors are disposed towards the board.
The beneficial effects of the above embodiment are that: the infrared sensor is used for detecting the position of the plate, so that the flatness of the alignment of the plate can be effectively improved, and errors are eliminated.
In an embodiment of the present invention, the rotation angles of the first rotating shaft and the second rotating shaft are respectively in a range of 0 ° to 180 °.
As described above, the automatic coil stock laser welding apparatus of the present invention has the following advantageous effects: the first clamping jaw and the second clamping jaw are respectively clamped on two opposite sides of a plate, the first rotating shaft and the second rotating shaft respectively drive the first clamping jaw and the second clamping jaw, bending and rolling of the plate are achieved after the first clamping jaw and the second clamping jaw rotate by a certain angle, the plate is then moved to a welding station by the first coiled material mechanism and the second coiled material mechanism, accurate welding is conducted under the blocking limiting effect of the stop block, dislocation is not easy to occur in the whole process, the problems of uneven welding and dislocation welding can be avoided, and high welding machining efficiency and welding quality of products are guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an automatic coil stock laser welding device provided by the invention;
FIG. 2 is another schematic diagram of an automatic coil stock laser welding apparatus according to the present invention;
fig. 3 is a top view of the automatic coil stock laser welding device provided by the invention.
Description of element reference numerals
1. Second rotating shaft of welding workbench 10
2. Second jaw of common welding line 11
3. First positioning mechanism of first coil mechanism 12
4. Second coil mechanism 13 second positioning mechanism
5. Stop block 14 laser welding mechanism
6. First mounting 15 first driving member
7. First shaft 16 second driving member
8. First clamping jaw 17 horizontal mounting arm
9. The second mounting frame 18 is vertically mounted with arms
Detailed Description
The invention provides an automatic coil stock laser welding device, which is used for making the purposes, technical schemes and effects of the invention clearer and clearer, and is further described in detail below by referring to the accompanying drawings and examples.
In the description of the present invention, it should be understood that the azimuth or positional relationship indicated by the terms "up, down, left, right", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience in describing the present invention and for simplifying the description, and are not to be construed as limiting the present invention; furthermore, the terms "mounted," "connected," and the like, are to be construed broadly and, as appropriate, the specific meaning of the terms in the present invention will be understood by those of ordinary skill in the art.
Referring to fig. 1 to 3, the invention provides an automatic coil stock laser welding device, which comprises a welding workbench 1 for welding plates, a common welding line 2 arranged on the central line of the welding workbench 1, a coil station and a welding station which are continuously arranged on the welding workbench 1, a first coil stock mechanism 3, a second coil stock mechanism 4 and a stop block 5, wherein the first coil stock mechanism 3 and the second coil stock mechanism 4 are symmetrically arranged on the coil station about the common welding line 2; the first coil mechanism 3 comprises a first mounting frame 6, a first rotating shaft 7 and a first clamping jaw 8, the first mounting frame 6 is slidably arranged on the welding workbench 1 along the common welding line 2, the first rotating shaft 7 is rotatably arranged on the inner side of the first mounting frame 6, the first clamping jaw 8 is fixedly arranged on the first rotating shaft 7, and the first clamping jaw 8 is clamped on the other side of the plate; the second coil mechanism 4 comprises a second mounting frame 9, a second rotating shaft 10 and a second clamping jaw 11, the second mounting frame 9 is slidably arranged on the welding workbench 1 along the common welding line 2, the second rotating shaft 10 is rotatably arranged on the inner side of the second mounting frame 9, the second clamping jaw 11 is fixedly arranged on the second rotating shaft 10, and the second clamping jaw 11 is clamped on the other side of the plate; the common welding line 2 is slidably provided with the stop 5, and the stop 5 is located on the welding station.
In detail, the first coil mechanism 3 and the second coil mechanism 4 are respectively arranged at the left side and the right side of the common welding line 2, the first rotating shaft 7 is arranged at one side of the first mounting frame 6 close to the common welding line 2, the second rotating shaft 10 is arranged at one side of the second mounting frame 9 close to the common welding line 2, specifically, the first coil mechanism 3 is positioned at the left side of the common welding line 2, and the second coil mechanism 4 is positioned at the right side of the common welding line 2; the first clamping jaw 8 and the second clamping jaw 11 rotate along the first rotating shaft 7 and the second rotating shaft 10 respectively, so that welding points of the plates are close to the common welding line 2, and subsequent welding processing is facilitated. Preferably, the rotation angles of the first shaft 7 and the second shaft 10 are respectively in the range of 0-180 °, in this embodiment, when the sheet material is bent, the first shaft 7 and the second shaft 10 are respectively rotated 180 °, so that the flat sheet material is bent into a cylindrical structure.
Referring to fig. 3, the welding machine further comprises a first positioning mechanism 12 and a second positioning mechanism 13 which are respectively arranged at two sides of the common welding line 2, wherein the first positioning mechanism 12 and the second positioning mechanism 13 are both perpendicular to the common welding line 2 and can be movably arranged on the welding workbench 1, the first coiled material mechanism 3 is movably arranged on the first positioning mechanism 12, and the second coiled material mechanism 4 is movably arranged on the second positioning mechanism 13; the first positioning mechanism 12 and the second positioning mechanism 13 which are perpendicular to the common welding line 2 and move can adjust the distance between the two ends of the plate and the common welding line 2, so that the consistency of the welding of the plate reaching the standard is ensured.
It is to be understood that the stop 5 is located between the first positioning mechanism 12 and the second positioning mechanism 13, and further includes a laser welding mechanism 14 disposed on the welding table 1, where the laser welding mechanism 14 is located directly above the stop 5; the first positioning mechanism 12 and the second positioning mechanism 13 take the blocking limit of the stop block 5 as a reference standard, and have higher alignment precision. More specifically, the welding bench further comprises a horizontal mounting arm 17 and a vertical mounting arm 18, wherein the horizontal mounting arm 17 is mounted on the welding bench 1, the vertical mounting arm 18 can be arranged on the horizontal mounting arm 17 in a sliding mode back and forth, and the laser welding mechanism 14 can be arranged on the vertical mounting arm 18 in a lifting mode; that is, the horizontal mounting arm 17 can move relative to the vertical mounting arm 18, so that the laser welding mechanism 14 can freely move on the welding workbench 1, and the fixed sliding track ensures that the laser welding mechanism 14 moves stably according to a circuit in the welding process.
Optionally, the device further comprises a first driving member 15 and a second driving member 16, wherein the first driving member 15 is used for driving the first rotating shaft 7 and the second rotating shaft 10 to rotate, the second driving member 16 is used for driving the first positioning mechanism 12 and the second positioning mechanism 13 to move, preferably, the first driving member 15 is a servo motor, and the second driving member 16 is a cylinder, and in the embodiment, the servo motor has the product advantages of controllable speed and accurate position precision; and the output of the cylinder in the axial direction has higher stability.
In detail, the first positioning mechanism 12 and the second positioning mechanism 13 are respectively provided with an infrared sensor, and the infrared sensors are arranged towards the plate; the infrared sensor is used for detecting the position of the plate, so that the flatness of the alignment of the plate can be effectively improved, and errors are eliminated.
The specific working principle of the automatic coil stock laser welding device is as follows: the first clamping jaw 8 and the second clamping jaw 11 are respectively clamped on two opposite sides of a flat plate, the first clamping jaw 8 rotates 180 degrees around the first rotating shaft 7, the second clamping jaw 11 rotates 180 degrees around the second rotating shaft 10, the plate is bent into a cylindrical structure at a coiled material station, then the first mounting frame 6 and the second mounting frame 9 transfer the plate to a welding station, the first positioning mechanism 12 and the second positioning mechanism 13 draw close to the common welding line 2, the edge positions of the plate are adjusted by referring to the stop block 5 to be aligned, the plate is welded by the laser welding mechanism 14 after the position alignment, the stop block 5 is pulled out from the common welding line 2 after the welding is finished, the plate is peeled off from the welding station, and a finished product is fed below the device.
In summary, according to the automatic coil stock laser welding device disclosed by the invention, the first clamping jaw 8 and the second clamping jaw 11 are respectively clamped on two opposite sides of a plate, the first rotating shaft 7 and the second rotating shaft 10 respectively drive the first clamping jaw 8 and the second clamping jaw 11 to enable the first clamping jaw and the second clamping jaw 11 to rotate by a certain angle, and then the plate is moved to a welding station by the first coiled material mechanism 3 and the second coiled material mechanism 4, so that accurate welding is performed under the blocking limiting effect of the stop block 5, dislocation is not easy to generate in the whole process, the problems of uneven welding and dislocation welding can be avoided, and higher welding processing efficiency and welding quality of products are ensured. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
It will be understood that equivalents and modifications will occur to those skilled in the art based on the present invention and its spirit, and all such modifications and substitutions are intended to be included within the scope of the present invention.
Claims (10)
1. The automatic coil stock laser welding device comprises a welding workbench for welding a plate and a common welding line arranged on the central line of the welding workbench, wherein a coil station and a welding station are continuously arranged on the welding workbench;
the first coiled material mechanism comprises a first mounting frame, a first rotating shaft and a first clamping jaw, wherein the first mounting frame is slidably arranged on the welding workbench along the common welding line, the first rotating shaft is rotatably arranged on the inner side of the first mounting frame, the first clamping jaw is fixedly arranged on the first rotating shaft, and the first clamping jaw is clamped on the other side of the plate;
the second coiled material mechanism comprises a second mounting frame, a second rotating shaft and a second clamping jaw, the second mounting frame is slidably arranged on the welding workbench along the common welding line, the second rotating shaft is rotatably arranged on the inner side of the second mounting frame, the second clamping jaw is fixedly arranged on the second rotating shaft, and the second clamping jaw is clamped on the other side of the plate;
the common welding line is slidably provided with the stop block, and the stop block is positioned on the welding station.
2. The automatic coil stock laser welding apparatus according to claim 1, wherein the first coil stock mechanism and the second coil stock mechanism are respectively disposed on the left and right sides of the common welding line, the first rotating shaft is disposed on one side of the first mounting frame close to the common welding line, and the second rotating shaft is disposed on one side of the second mounting frame close to the common welding line.
3. The automatic coil stock laser welding device of claim 1, further comprising a first positioning mechanism and a second positioning mechanism which are respectively arranged at two sides of the common welding line, wherein the first positioning mechanism and the second positioning mechanism are both perpendicular to the common welding line and are movably arranged on the welding workbench, the first coil stock mechanism is movably arranged on the first positioning mechanism, and the second coil stock mechanism is movably arranged on the second positioning mechanism.
4. The automatic coil stock laser welding apparatus of claim 3 wherein the stop is located between the first positioning mechanism and the second positioning mechanism.
5. The automatic coil stock laser welding apparatus of claim 4 further comprising a laser welding mechanism disposed on the welding table, the laser welding mechanism being located directly above the stop.
6. The automatic coil stock laser welding apparatus of claim 5, further comprising a horizontal mounting arm and a vertical mounting arm, wherein the horizontal mounting arm is mounted on the welding table, the vertical mounting arm is slidably disposed on the horizontal mounting arm back and forth, and the laser welding mechanism is liftable and lowerable on the vertical mounting arm.
7. The automatic coil stock laser welding apparatus of claim 3 further comprising a first drive member and a second drive member, wherein the first drive member is configured to drive the first and second shafts to rotate and the second drive member is configured to drive the first and second positioning mechanisms to move.
8. The automatic coil stock laser welding apparatus of claim 7 wherein the first drive member is a servo motor and the second drive member is a cylinder.
9. The automatic coil stock laser welding apparatus according to claim 7, wherein infrared sensors are provided on the first positioning mechanism and the second positioning mechanism, respectively, the infrared sensors being disposed toward the plate material.
10. The automatic coil stock laser welding apparatus as set forth in claim 1, wherein the rotation angles of the first and second rotating shafts are respectively in a range of 0 to 180 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311083686.0A CN117020409A (en) | 2023-08-28 | 2023-08-28 | Automatic coil stock laser welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311083686.0A CN117020409A (en) | 2023-08-28 | 2023-08-28 | Automatic coil stock laser welding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117020409A true CN117020409A (en) | 2023-11-10 |
Family
ID=88639031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311083686.0A Pending CN117020409A (en) | 2023-08-28 | 2023-08-28 | Automatic coil stock laser welding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117020409A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2365515A1 (en) * | 1973-02-14 | 1975-07-03 | Ferndorf Eisen Metall | End bender for metal sheets - has metal sheet edge planer at both sides of travelling table |
| EP0976466A2 (en) * | 1998-07-30 | 2000-02-02 | Dreistern-Werk Maschinenbau GmbH & co. KG | Method and device for the manufacture of a tube from strip material |
| US6417482B1 (en) * | 1998-03-04 | 2002-07-09 | Elpatronic Ag | Method and device for producing pipes |
| KR20080040473A (en) * | 2006-11-03 | 2008-05-08 | 염택상 | Forming equipment of steel pipe pillar |
| CN204353756U (en) * | 2014-12-01 | 2015-05-27 | 大族激光科技产业集团股份有限公司 | Dull and stereotyped volume circle welding workstation |
| CN110681996A (en) * | 2019-10-04 | 2020-01-14 | 独二罢 | Oil drum, automatic production line for welding oil drum and welding method |
| CN111761221A (en) * | 2020-08-07 | 2020-10-13 | 河源湧嘉实业有限公司 | Automatic laser welding device that work efficiency is high |
| CN212918264U (en) * | 2020-08-25 | 2021-04-09 | 杭州恒途钢结构有限公司 | Section steel assembling machine |
| CN115106654A (en) * | 2022-08-25 | 2022-09-27 | 苏州贝氏包装科技有限公司 | Full-automatic welding equipment for steel drum |
| CN217513248U (en) * | 2022-06-27 | 2022-09-30 | 深圳市凯中精密技术股份有限公司 | Laser welding positioning tool and laser welding device |
| CN116329833A (en) * | 2023-05-31 | 2023-06-27 | 山东东盛重工科技有限公司 | Welding assistor for additionally installing steel plates on H-shaped steel upright posts |
| CN219561841U (en) * | 2023-03-06 | 2023-08-22 | 江苏金球链传动有限公司 | Welding bending plate chain laser welding clamping tool |
-
2023
- 2023-08-28 CN CN202311083686.0A patent/CN117020409A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2365515A1 (en) * | 1973-02-14 | 1975-07-03 | Ferndorf Eisen Metall | End bender for metal sheets - has metal sheet edge planer at both sides of travelling table |
| US6417482B1 (en) * | 1998-03-04 | 2002-07-09 | Elpatronic Ag | Method and device for producing pipes |
| EP0976466A2 (en) * | 1998-07-30 | 2000-02-02 | Dreistern-Werk Maschinenbau GmbH & co. KG | Method and device for the manufacture of a tube from strip material |
| KR20080040473A (en) * | 2006-11-03 | 2008-05-08 | 염택상 | Forming equipment of steel pipe pillar |
| CN204353756U (en) * | 2014-12-01 | 2015-05-27 | 大族激光科技产业集团股份有限公司 | Dull and stereotyped volume circle welding workstation |
| CN110681996A (en) * | 2019-10-04 | 2020-01-14 | 独二罢 | Oil drum, automatic production line for welding oil drum and welding method |
| CN111761221A (en) * | 2020-08-07 | 2020-10-13 | 河源湧嘉实业有限公司 | Automatic laser welding device that work efficiency is high |
| CN212918264U (en) * | 2020-08-25 | 2021-04-09 | 杭州恒途钢结构有限公司 | Section steel assembling machine |
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| CN115106654A (en) * | 2022-08-25 | 2022-09-27 | 苏州贝氏包装科技有限公司 | Full-automatic welding equipment for steel drum |
| CN219561841U (en) * | 2023-03-06 | 2023-08-22 | 江苏金球链传动有限公司 | Welding bending plate chain laser welding clamping tool |
| CN116329833A (en) * | 2023-05-31 | 2023-06-27 | 山东东盛重工科技有限公司 | Welding assistor for additionally installing steel plates on H-shaped steel upright posts |
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