CN211638743U - Welding device for aluminum alloy semitrailer girder - Google Patents
Welding device for aluminum alloy semitrailer girder Download PDFInfo
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- CN211638743U CN211638743U CN202020192694.4U CN202020192694U CN211638743U CN 211638743 U CN211638743 U CN 211638743U CN 202020192694 U CN202020192694 U CN 202020192694U CN 211638743 U CN211638743 U CN 211638743U
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Abstract
The utility model relates to the field of light logistics equipment manufacturing and application, in particular to a welding device for a girder of an aluminum alloy semitrailer, which comprises a tool platform and a welding workstation; the tool platform comprises a platform main body, an anti-deformation supporting piece and a fixing piece, wherein the platform main body is used for fixing one wing plate of the aluminum alloy semi-trailer girder to be welded, the anti-deformation supporting piece is arranged on the end face, away from the platform main body, of the other wing plate of the aluminum alloy semi-trailer girder to be welded, the fixing piece is arranged on the platform main body, and the fixing piece presses the anti-deformation supporting piece to one side of the platform main body; the welding workstation comprises a rail, a movable frame and a welding gun assembly, wherein the rail is arranged along the direction parallel to the platform main body, the movable frame is arranged on the rail in a sliding mode, and the welding gun assembly is arranged on the movable frame. The utility model provides an aluminum alloy semitrailer is welding set for girder has improved girder welding operation's efficiency and uniformity.
Description
Technical Field
The utility model relates to a lightweight commodity circulation equipment makes application, especially relates to an aluminum alloy semitrailer is welding set for girder.
Background
In recent years, along with popularization and application of lightweight aluminum alloy in the field of logistics transportation equipment, high benefits and demands are provided in market feedback, and lightweight targets and expected values of logistics equipment are higher and higher. The aluminum alloy semitrailer gradually replaces the traditional steel semitrailer, and the structural composition of the girder of the semitrailer also changes correspondingly due to the fact that the material of the semitrailer changes essentially. The aluminum alloy semitrailer girder is uniformly composed of a web plate, an upper wing plate section and a lower wing plate section which are provided with convex grooves. Besides the difference of the materials, the welding process of the aluminum alloy girder and the traditional steel girder is also thoroughly changed. Therefore, the whole continuous welding of the aluminum alloy semitrailer girder becomes a technical difficulty.
The existing steel semitrailer girder adopts a process that a web plate and the ground form a certain inclination angle, the web plate is placed on a tool platform and clamped and fixed, butt joints of a single-side web plate and an upper wing plate and a lower wing plate are fully welded, and then the two welding joints on the other side are fully welded by turning over. If the process is directly used on the aluminum alloy semitrailer girder, due to different welding thermal deformations, great deformation can be generated and correction cannot be performed. Therefore, special tools and welding methods need to be considered again to realize the welding of the aluminum alloy semitrailer girder. This structure has several disadvantages: 1) the process of spot welding and single-side welding based on the tool platform and then turn-over welding is suitable for welding the girder of the steel semi-trailer, and the welding process is not suitable for welding and forming the girder made of aluminum alloy materials and can generate uncorrectable deformation; 2) the steel semitrailer girder can be corrected by adopting a flame heating mode after being welded, but is not suitable for correcting the girder made of aluminum alloy materials.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to solve the technical problem that an aluminum alloy semitrailer girder welding device for improving the efficiency and consistency of welding operation is provided.
In order to solve the technical problem, the utility model discloses a technical scheme be: a welding device for a girder of an aluminum alloy semitrailer comprises a tool platform and a welding workstation;
the tool platform comprises a platform main body, an anti-deformation supporting piece and a fixing piece, wherein the platform main body is used for fixing one wing plate of the aluminum alloy semi-trailer girder to be welded, the anti-deformation supporting piece is arranged on the end face, away from the platform main body, of the other wing plate of the aluminum alloy semi-trailer girder to be welded, the fixing piece is arranged on the platform main body, and the fixing piece presses the anti-deformation supporting piece to one side of the platform main body;
the welding workstation comprises a rail, a movable frame and a welding gun assembly, wherein the rail is arranged along the direction parallel to the platform main body, the movable frame is arranged on the rail in a sliding mode, and the welding gun assembly is arranged on the movable frame.
In an alternative embodiment, the deformation preventing support is a steel pressure plate.
In an optional embodiment, the fixing member includes an air cylinder and a pressing block, the air cylinder is disposed on the platform main body, an air pressure rod of the air cylinder is connected with the pressing block, and the pressing block is connected with the deformation-preventing support member.
In an optional embodiment, the welding device for the aluminum alloy semitrailer girder further comprises a deformation-preventing rubber pad, and the deformation-preventing rubber pad is arranged between the platform main body and a wing plate of the aluminum alloy semitrailer girder to be welded.
In an optional embodiment, the thickness of the deformation-preventing rubber mat ranges from 3mm to 8 mm.
In an optional embodiment, the deformation-preventing rubber pad is connected with the platform body through riveting.
In an optional embodiment, the number of the riveting points of the deformation-preventing rubber pad and the platform main body is greater than or equal to two, and more than two of the riveting points are arranged at intervals along the axial direction of the platform main body.
In an alternative embodiment, the rails include a first rail and a second rail symmetrically disposed at both sides of the platform body, the moving frame includes a first moving frame disposed on the first rail and a second moving frame disposed on the second rail, and the welding gun assembly is connected to the first moving frame and the second moving frame, respectively.
In an alternative embodiment, the welding workstation further comprises a first robotic arm and a second robotic arm, the welding gun assembly is connected to the first mobile frame by the first robotic arm, and the welding gun assembly is connected to the second mobile frame by the second robotic arm.
In an optional embodiment, the number of the first moving frames and the number of the second moving frames are two, one of the first moving frames moves from the middle of the girder to be welded to one end of the girder to be welded, and the other of the first moving frames moves from the middle of the girder to be welded to the other end of the girder to be welded.
The beneficial effects of the utility model reside in that: the utility model provides an aluminum alloy semitrailer is welding set for girder, includes frock platform and weldment work station, fixes aluminum alloy semitrailer girder web and upper and lower pterygoid lamina on special frock platform, carries out the butt joint earlier and the local weld point is fixed, makes web and upper and lower pterygoid lamina form a whole, utilizes the requirement that deformation structure realized the whole welding process of back, has guaranteed product welding quality's uniformity, has improved production efficiency.
Drawings
Fig. 1 is a front view of a welding device for a girder of an aluminum alloy semitrailer according to an embodiment of the present invention;
fig. 2 is a top view of the welding device for the girder of the aluminum alloy semitrailer in the embodiment of the present invention;
fig. 3 is a side view of the welding device for the girder of the aluminum alloy semitrailer in accordance with the embodiment of the present invention;
description of reference numerals:
1-a tooling platform; 11-a platform body; 12-a deformation-preventing support; 13-a fixing member; 131-a cylinder; 132-briquetting;
2-a welding workstation; 21-a track; 211-a first track; 212-a second track; 22-a mobile frame; 221-a first mobile frame; 222-a second mobile frame; 23-a welding gun assembly; 24-a first robotic arm; 25-a second mechanical arm;
and 3, girder.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 to 3, the welding device for the girder of the aluminum alloy semitrailer of the present invention includes a tool platform and a welding workstation;
the tool platform comprises a platform main body, an anti-deformation supporting piece and a fixing piece, wherein the platform main body is used for fixing one wing plate of the aluminum alloy semi-trailer girder to be welded, the anti-deformation supporting piece is arranged on the end face, away from the platform main body, of the other wing plate of the aluminum alloy semi-trailer girder to be welded, the fixing piece is arranged on the platform main body, and the fixing piece presses the anti-deformation supporting piece to one side of the platform main body;
the welding workstation comprises a rail, a movable frame and a welding gun assembly, wherein the rail is arranged along the direction parallel to the platform main body, the movable frame is arranged on the rail in a sliding mode, and the welding gun assembly is arranged on the movable frame.
From the above description, the beneficial effects of the present invention are: replacing manual welding with a welding workstation to ensure the continuous welding capability, and placing an aluminum alloy semitrailer girder tool which is spliced and welded in advance on a tool platform in the first step during operation; secondly, placing an anti-deformation supporting piece above a wing plate of the workpiece, and starting a fixing piece to compress the anti-deformation supporting piece to one side of the platform main body; thirdly, starting a welding workstation, and controlling a welding gun assembly to perform welding operation according to a preset program; and fourthly, after welding is finished, loosening the fixing piece and taking down the workpiece.
Furthermore, the deformation-preventing support piece is a steel pressing plate.
From the above description, it can be seen that the steel press plate can satisfy the mechanical requirement of deformation prevention while reducing the inclusion of impurities.
Further, the mounting includes cylinder and briquetting, the cylinder sets up in the platform main part, the pneumatic rod and the briquetting of cylinder are connected, the briquetting is connected with the shape support piece of preapring for an unfavorable turn of events.
According to the description, the hydraulic tool is adopted to realize the compression function of the girder of the aluminum alloy semitrailer, the welding gun can be automatically recovered and avoided and the workpiece can be reset and compressed in the welding process, so that interference generated in the welding process of the robot is prevented, the girder can be effectively compressed, and the thermal deformation in the welding process is controlled.
Further, the welding device for the aluminum alloy semitrailer girder further comprises an anti-deformation rubber pad, wherein the anti-deformation rubber pad is arranged between the platform main body and a wing plate of the aluminum alloy semitrailer girder to be welded.
Furthermore, the thickness range of the anti-deformation rubber mat is 3-8 mm.
From the description, the aluminum alloy semitrailer girder splicing welding spot welding is realized by combining the deformation-preventing rubber gasket with the thickness ranging from 3mm to 8 mm.
Further, the deformation-preventing rubber mat is connected with the platform main body through riveting.
From the above description, girder pterygoid lamina, the shape cushion and the platform main part of preapring for an unfavorable turn of events pass through the riveting connection, have guaranteed welded structure's stability, have improved welding quality to be convenient for load and unload.
Furthermore, the riveting points of the deformation-preventing rubber mat and the platform main body are more than or equal to two, and more than two riveting points are arranged at intervals along the axial direction of the platform main body.
Further, the track includes first track and the second track that sets up at the bilateral symmetry of platform main part, remove the frame including setting up the first removal frame on first track and set up the second removal frame on the second track, the welder subassembly moves the frame with first removal frame and second respectively and is connected.
As can be known from the description, the welding workstations are symmetrically arranged on the two sides of the platform main body, so that the welding quality and the production efficiency of the girder of the aluminum alloy semitrailer can be improved.
Furthermore, the welding workstation still includes first arm and second arm, the welder subassembly is connected with first removal frame through first arm, the welder subassembly is connected with the second removal frame through the second arm.
Furthermore, the number of the first moving frames and the number of the second moving frames are two, one of the first moving frames moves from the middle of the girder to be welded to one end of the girder to be welded, and the other of the first moving frames moves from the middle of the girder to be welded to the other end of the girder to be welded.
From the above description, it can be known that the lower welding seam is welded first and then the upper welding seam is welded upward from the middle to both ends of the girder, so that the welding effect of the girder can be improved.
Further, still include the automatic recognition device that seeks of laser, the automatic recognition device that seeks of laser is installed on the welder subassembly.
From the above description, identification of the weld location is achieved using laser tracking: the automatic laser searching and recognizing device is arranged on the mechanical arm, the position of a welding seam can be automatically searched before welding according to program setting, and the position of a welding gun in the welding process of a workstation can be corrected in time to ensure the accuracy of the position of the welding seam.
Referring to fig. 1 to fig. 3, a first embodiment of the present invention is: a welding device for a girder of an aluminum alloy semitrailer comprises a tool platform 1 and a welding workstation 2;
the tooling platform 1 comprises a platform main body 11, an anti-deformation supporting piece 12 and a fixing piece 13, wherein one wing plate of the girder 3 is fixed on the platform main body 11, the anti-deformation supporting piece 12 is arranged on the end surface, deviating from the platform main body 11, of the other wing plate of the girder 3, the fixing piece 13 is arranged on the platform main body 11, and the fixing piece 13 compresses the anti-deformation supporting piece 12 to one side of the platform main body 11;
the welding workstation 2 comprises a track 21, a moving frame 22 and a welding gun assembly 23, wherein the track 21 is arranged along the direction parallel to the platform main body 11, the moving frame 22 is arranged on the track 21 in a sliding mode, and the welding gun assembly 23 is arranged on the moving frame 22.
Referring to fig. 1, a second embodiment of the present invention is: a welding device for a girder of an aluminum alloy semitrailer comprises a tool platform 1 and a welding workstation 2;
the tooling platform 1 comprises a platform main body 11, an anti-deformation supporting piece 12 and a fixing piece 13, wherein one wing plate of the girder 3 is fixed on the platform main body 11, the anti-deformation supporting piece 12 is arranged on the end surface, deviating from the platform main body 11, of the other wing plate of the girder 3, the fixing piece 13 is arranged on the platform main body 11, and the fixing piece 13 compresses the anti-deformation supporting piece 12 to one side of the platform main body 11;
the welding workstation 2 comprises a track 21, a moving frame 22 and a welding gun assembly 23, wherein the track 21 is arranged along the direction parallel to the platform main body 11, the moving frame 22 is arranged on the track 21 in a sliding mode, and the welding gun assembly 23 is arranged on the moving frame 22.
The deformation-preventing support 12 is a steel pressing plate. The fixing member 13 includes an air cylinder 131 and a pressing block 132, the air cylinder 131 is disposed on the platform body 11, an air pressure rod of the air cylinder 131 is connected to the pressing block 132, and the pressing block 132 is connected to the deformation preventing support 12. An anti-deformation rubber pad is arranged between one wing plate of the girder 3 and the platform main body 11. The thickness range of the anti-deformation rubber mat is 3 mm-8 mm. 3 pterygoid lamina of girder, the shape cushion and the platform main part 11 of preapring for an unfavorable turn of events are through riveting connection. The number of the riveting points of the girder 3, the deformation-preventing rubber pad and the platform main body 11 is more than or equal to two, and more than two of the riveting points are arranged at intervals along the axial direction of the girder 3. Referring to fig. 2, the rail 21 includes a first rail 211 and a second rail 212 symmetrically disposed at both sides of the platform body 11, the moving frame 22 includes a first moving frame 221 disposed on the first rail 211 and a second moving frame 222 disposed on the second rail 212, and the welding gun assembly 23 is connected to the first moving frame 221 and the second moving frame 222, respectively. Referring to fig. 3, the welding workstation 2 further includes a first robot arm 24 and a second robot arm 25, the welding gun assembly 23 is connected to the first movable frame 221 through the first robot arm 24, and the welding gun assembly 23 is connected to the second movable frame 222 through the second robot arm 25. The number of the first moving frames 221 and the number of the second moving frames 222 are two, one first moving frame 221 moves from the middle of the girder 3 to one end of the girder 3, and the other first moving frame 221 moves from the middle of the girder 3 to the other end of the girder 3.
In summary, the welding device provided by the utility model replaces manual welding through the robot welding workstation, so as to ensure the continuous welding capability, and during operation, in the first step, the aluminum alloy semi-trailer girder tool which is spliced and welded well in advance is placed on the tooling platform; secondly, placing an anti-deformation supporting piece above a wing plate of the workpiece, and starting a fixing piece to compress the anti-deformation supporting piece to one side of the platform main body; thirdly, starting a robot welding workstation, and controlling a welding manipulator to perform welding operation according to a preset program; and fourthly, after welding is finished, loosening the fixing piece and taking down the workpiece. The laser tracking can also be adopted to realize the identification of the welding seam position: the automatic laser searching and recognizing device is arranged on a welding arm of the robot, the position of a welding seam can be automatically searched before welding according to program setting, and the position of a welding gun of a robot workstation in the welding process can be corrected in time so as to ensure the accuracy of the position of the welding seam. The steel pressing plate can meet the deformation-preventing mechanical requirement and can reduce the mixing of impurities. The hydraulic tool is adopted to realize the compression function of the girder of the aluminum alloy semitrailer, the welding gun can be automatically recovered and avoided and the workpiece can be reset and compressed in the welding process, so that the interference generated in the robot welding process is prevented, the girder can be effectively compressed, and the thermal deformation in the welding process is controlled. And the spliced welding spot fixation of the aluminum alloy semitrailer girder is realized by combining the anti-deformation rubber pad with the thickness range of 3-8 mm. Girder pterygoid lamina, the shape cushion of preapring for an unfavorable turn of events and platform main part pass through the riveting and connect, have guaranteed welded structure's stability, have improved welding quality to be convenient for load and unload. Welding workstations are symmetrically arranged on two sides of the platform main body, so that the welding quality and the production efficiency of the girder of the aluminum alloy semitrailer can be improved. The lower welding seam is welded firstly and the upper welding seam is welded upwards from the middle to the two ends of the girder, so that the welding effect of the girder can be improved.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (10)
1. A welding device for a girder of an aluminum alloy semitrailer is characterized by comprising a tool platform and a welding workstation;
the tool platform comprises a platform main body, an anti-deformation supporting piece and a fixing piece, wherein the platform main body is used for fixing one wing plate of the aluminum alloy semi-trailer girder to be welded, the anti-deformation supporting piece is arranged on the end face, away from the platform main body, of the other wing plate of the aluminum alloy semi-trailer girder to be welded, the fixing piece is arranged on the platform main body, and the fixing piece presses the anti-deformation supporting piece to one side of the platform main body;
the welding workstation comprises a rail, a movable frame and a welding gun assembly, wherein the rail is arranged along the direction parallel to the platform main body, the movable frame is arranged on the rail in a sliding mode, and the welding gun assembly is arranged on the movable frame.
2. The welding device for the aluminum alloy semitrailer girder according to claim 1, characterized in that the deformation-preventing support is a steel pressing plate.
3. The welding device for the aluminum alloy semitrailer girder according to claim 1, characterized in that the fixing member comprises an air cylinder and a pressing block, the air cylinder is arranged on the platform main body, an air pressure rod of the air cylinder is connected with the pressing block, and the pressing block is connected with the deformation-preventing support member.
4. The welding device for the aluminum alloy semitrailer girder according to claim 1, characterized in that the welding device for the aluminum alloy semitrailer girder further comprises a deformation-preventing rubber pad, and the deformation-preventing rubber pad is arranged between the platform main body and a wing plate of the aluminum alloy semitrailer girder to be welded.
5. The welding device for the aluminum alloy semitrailer girder according to claim 4, characterized in that the thickness range of the deformation-preventing rubber pad is 3 mm-8 mm.
6. The welding device for the aluminum alloy semitrailer girder according to claim 4, characterized in that the deformation-preventing rubber mat is connected with the platform main body through riveting.
7. The welding device for the aluminum alloy semitrailer girder according to claim 5, characterized in that the number of the riveting points of the deformation-preventing rubber mat and the platform main body is two or more, and more than two of the riveting points are arranged at intervals along the axial direction of the platform main body.
8. The welding device for the aluminum alloy semitrailer girder according to claim 1, wherein the rails include a first rail and a second rail symmetrically disposed at both sides of the platform body, the moving frame includes a first moving frame disposed on the first rail and a second moving frame disposed on the second rail, and the welding gun assembly is connected to the first moving frame and the second moving frame, respectively.
9. The welding device for the aluminum alloy semitrailer girder according to claim 8, characterized in that the welding workstation further comprises a first mechanical arm and a second mechanical arm, the welding gun assembly is connected with the first moving frame through the first mechanical arm, and the welding gun assembly is connected with the second moving frame through the second mechanical arm.
10. The welding device for the girder of the aluminum alloy semitrailer according to claim 8, wherein the number of the first moving frames and the number of the second moving frames are two, one of the first moving frames moves from the middle of the girder to be welded to one end of the girder to be welded, and the other of the first moving frames moves from the middle of the girder to be welded to the other end of the girder to be welded.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020192694.4U CN211638743U (en) | 2020-02-21 | 2020-02-21 | Welding device for aluminum alloy semitrailer girder |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020192694.4U CN211638743U (en) | 2020-02-21 | 2020-02-21 | Welding device for aluminum alloy semitrailer girder |
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| CN211638743U true CN211638743U (en) | 2020-10-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114012294A (en) * | 2021-11-23 | 2022-02-08 | 福建省闽铝轻量化汽车制造有限公司 | Main longitudinal beam downward-pressing type welding device for aluminum alloy semitrailer |
-
2020
- 2020-02-21 CN CN202020192694.4U patent/CN211638743U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114012294A (en) * | 2021-11-23 | 2022-02-08 | 福建省闽铝轻量化汽车制造有限公司 | Main longitudinal beam downward-pressing type welding device for aluminum alloy semitrailer |
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