CN116765562B - Composite double-wall plate welding quality monitoring and controlling system and method - Google Patents
Composite double-wall plate welding quality monitoring and controlling system and method Download PDFInfo
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- CN116765562B CN116765562B CN202311056587.3A CN202311056587A CN116765562B CN 116765562 B CN116765562 B CN 116765562B CN 202311056587 A CN202311056587 A CN 202311056587A CN 116765562 B CN116765562 B CN 116765562B
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- 238000003466 welding Methods 0.000 title claims abstract description 220
- 239000002131 composite material Substances 0.000 title claims abstract description 93
- 238000000034 method Methods 0.000 title claims abstract description 43
- 238000012544 monitoring process Methods 0.000 title claims abstract description 32
- 238000001514 detection method Methods 0.000 claims abstract description 60
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims abstract description 56
- 229910052786 argon Inorganic materials 0.000 claims abstract description 28
- 238000003825 pressing Methods 0.000 claims abstract description 26
- 238000012937 correction Methods 0.000 claims abstract description 19
- 230000002159 abnormal effect Effects 0.000 claims description 7
- 238000003860 storage Methods 0.000 claims description 5
- 238000004590 computer program Methods 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 4
- 238000010801 machine learning Methods 0.000 claims description 3
- 238000005056 compaction Methods 0.000 abstract description 8
- 239000002699 waste material Substances 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000000605 extraction Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004422 calculation algorithm Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003708 edge detection Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000007637 random forest analysis Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012706 support-vector machine Methods 0.000 description 1
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- 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
- B23K9/00—Arc welding or cutting
- B23K9/095—Monitoring or automatic control of welding parameters
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- 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
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
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- 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
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
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- Butt Welding And Welding Of Specific Article (AREA)
Abstract
Compared with the traditional manual supervision and control of the welding process, the welding quality monitoring and control system and method provided by the application are integrated into a full-automatic welding quality monitoring and control system through a conveying device, a welding part overlap ratio detection device, a welding part position correction device, a welding workbench, a part moving device, a pressing part device, a tightness detection device, an argon arc welding device and a main control device, and the angle hole positioning is carried out on the composite double-wall plate by the part moving device through the track of the composite double-wall plate on a conveying belt, the overlap ratio monitoring and correction of the upper single-wall plate and the lower single-wall plate, and the welding compaction of the composite double-wall plate by the pressing part device, so that the quality of a finished product of the composite double-wall plate in argon arc welding is ensured, the welding efficiency is improved, and the waste part rate is greatly reduced.
Description
Technical Field
The application belongs to the technical field of welding quality monitoring and control, and particularly relates to a welding quality monitoring and controlling system and method for a composite double-wall plate.
Background
The double-wall plate is a composite double-layer plate which is formed by laminating 2 single plates (0.4 mm) and performing one-time stamping and then laser welding on corner holes. In the use process of the heat exchanger, once one of the plates is cracked or perforated, the heat exchanger leaks, and fluid flows to the outside of the heat exchanger from the middle of the double-layer plate, so that corresponding measures are easily found and taken, the possibility of medium mixing in the heat exchanger is avoided, and the occasions with high sanitary requirements and high safety production requirements are greatly improved.
However, in the existing production and processing process of double-wall plates, special dies are needed for lamination and then stamping and forming again, and special single tools are needed for welding to ensure the production of the special double-wall plates. In order to meet the requirement of universality of producing double-wall plates, after the existing single plate (0.5 mm or 0.6 mm) is punched and formed, two single plates are welded in an overlapping manner, referring to fig. 1, four corner holes distributed in an array on the plates are welded areas, but in the actual welding process, the situation that the upper and lower double-wall plates are not fixed in position and overlap is not finished can occur, the overlapping state of welding workpieces is generally monitored manually, when the situation occurs, the subsequent argon arc welding operation cannot be performed, namely, the position of the plates is adjusted by stopping, if the welding is directly performed, the waste part rate is high, and the production and manufacturing cost is increased.
The above information disclosed in the above background section is only for enhancement of understanding of the background art for the technology described herein and therefore it may contain some information that does not form the prior art that is already known in the country to a person of ordinary skill in the art.
Disclosure of Invention
The application provides a system, a method and a storage medium for monitoring and controlling the welding quality of composite double-wall plates, which are used for solving the defects in the prior art.
The technical scheme adopted by the application is as follows:
a composite double-walled sheet weld quality monitoring control system comprising: the welding device comprises a main control device, a conveying device, a welding part overlap ratio detection device, a welding part position correction device, a welding workbench, a moving part device, a pressing part device, a tightness detection device and an argon arc welding device, wherein the conveying device, the welding part overlap ratio detection device, the welding part position correction device, the welding workbench, the moving part device, the pressing part device and the argon arc welding device are connected with the main control device;
the conveying device comprises a conveying belt and a conveying device, wherein the conveying belt is used for conveying the composite double-wall plate;
the welding part overlap ratio detection device is used for detecting whether the overlap ratio of the composite double-wall plate on the conveying belt meets the standard;
the welding part position correction device is used for correcting the position of the composite double-wall plate sheet with the offset;
the welding workbench is arranged at one side of the conveying belt and is used for performing welding operation on the composite double-wall plate;
the moving device is used for moving the qualified composite double-wall plate sheet from the conveying belt to the welding workbench;
the pressing piece device is used for applying pressing force to the composite double-wall plate to ensure that no offset is generated in the welding process of the composite double-wall plate;
the tightness detection device is used for detecting the gap between the upper plate and the lower plate;
the argon arc welding device is used for welding the composite double-wall plate.
Further, the main control device controls the transmission device and the weldment overlap ratio detection device to be normally open; controlling the welding part position correction device, the moving part device, the pressing part device, the tightness detection device and the argon arc welding device to be normally closed;
the composite double-wall plate sheet is sequentially conveyed by a conveying device, wherein one welding complete process comprises the step that a weldment overlap ratio detection device judges whether the composite double-wall plate sheet meets an overlap standard or not in an image acquisition mode; if the upper and lower single-wall plates are offset, the welding part overlap ratio detection device judges the offset, and the main control device controls the welding part position correction device to adjust the positions of the upper and lower single-wall plates according to the offset so that the upper and lower single-wall plates are completely overlapped; the welding part coincidence degree detection device detects whether the composite double-wall plate meets coincidence standards again; if the angle hole positioning is met, the moving device performs angle hole positioning on the composite double-wall plate, the composite double-wall plate is moved to the welding workbench after the positioning is finished, and the main control device controls the pressing part device on the welding workbench to press the composite double-wall plate after the moving is finished; the tightness detection device is used for measuring gaps between the pressed plates, if the gaps meet set standards and control the argon arc welding device to be started, argon arc welding treatment is carried out on welding parts of the composite double-wall plates, after welding is finished, the welding finished products are moved to the conveying device to be conveyed by the moving device, and finally the welding finished products are moved to the finished product warehouse.
Further, the moving device comprises a mechanical arm and a grabbing head, the grabbing head comprises a shell, an angle hole positioning mechanism and a mechanical clamping arm, the angle hole positioning mechanism comprises sliding grooves which are distributed in a flap shape at the bottom of the shell, positioning blocks are connected in the sliding grooves in a sliding mode, four electric cylinders are correspondingly arranged in the shell, the electric cylinders are connected with a main control device, and the positioning blocks are controlled to slide in the sliding grooves according to the collected angle hole positions on the double-wall plate sheet, so that the positions of the positioning blocks correspond to the angle holes one by one; the mechanical clamping arm is controlled by an air cylinder and is rotatably arranged at the side part of the shell; after the positioning blocks are combined with the corner holes, the mechanical clamping arms clamp the side edges of the double-wall plates, and the double-wall plates are grabbed.
Further, still include first group spare device and welding position detection device, welding position detection device is used for obtaining the position of double-walled board piece on the conveyer belt, is provided with the standard track of double-walled board piece on the conveyer belt in the main control device, and when weldment overlap ratio detection device judges to double-walled board piece skew settlement track, first group spare device adjusts the position of target double-walled board piece, makes its track return, conveniently carries out subsequent position detection and moves a process.
Further, the contact ratio detection device comprises an image acquisition device right above the composite double-wall plate, and the image data right above the composite double-wall plate is acquired and transmitted to the main control device, and data processing is performed based on a machine learning model to judge whether the single-wall plates on the upper layer and the lower layer are completely overlapped.
Further, the weldment position correcting device comprises a second poking device, and the second poking device is used for overlapping the single-wall plate sheet on the upper layer with the single-wall plate sheet on the lower layer again in a clamping mode.
Further, the welding seam temperature detecting device, the welding seam temperature adjusting device and the timing device are respectively connected with the main control device;
the welding seam temperature detection device is used for detecting temperature data of an on-site assembly welding seam in real time, recording the temperature data as real-time welding seam temperature data, and judging whether the real-time welding seam temperature data is abnormal or not;
the welding seam temperature adjusting device is used for adjusting the temperature of an on-site assembly welding seam;
the timing device is used for timing the adjustment process of the temperature of the field assembly welding seam.
Further, the main control device controls the welding seam temperature detection device to be normally opened, and the welding seam temperature adjustment device and the timing device to be normally closed;
if the welding seam temperature detection device judges that the real-time welding seam temperature data is abnormal, the main control device controls the welding seam temperature adjustment device and the timing device to be started;
and when the welding seam temperature adjusting device adjusts the field assembly welding seam to the set temperature, the main control device controls the timing device to be closed.
A method for monitoring and controlling the welding quality of composite double-wall plates adopts the system for monitoring and controlling the welding quality of the composite double-wall plates to automatically monitor and control the welding process of the composite double-wall plates.
A storage medium having a computer program stored thereon, which when executed performs the composite double-walled sheet welding quality monitoring control method.
In summary, due to the adoption of the technical scheme, the beneficial effects of the application are as follows:
compared with the traditional manual supervision and control of the welding process, the full-automatic welding quality monitoring and controlling system is formed by integrating the conveying device, the welding part overlap ratio detection device, the welding part position correction device, the welding workbench, the part moving device, the pressing part device, the tightness detection device, the argon arc welding device and the main control device, and the angle hole positioning is carried out on the composite double-wall plate by monitoring and correcting the track of the composite double-wall plate on the conveying belt, the overlap ratio of the upper single-wall welding plate and the lower single-wall welding plate and the part moving device, the pressing part device compresses the composite double-wall plate, the tightness detection device measures the gaps between the upper plate and the lower plate, and argon arc welding is carried out after all process standards are met, so that the quality of a finished product of the argon arc welding of the composite double-wall plate is ensured, the welding efficiency is improved, and the waste part rate is greatly reduced.
Drawings
The application will now be described by way of example and with reference to the accompanying drawings in which:
FIG. 1 is a schematic view of a composite double-wall sheet according to the present application;
FIG. 2 is a schematic diagram of a system for monitoring and controlling welding quality of a composite double-wall plate according to the present application;
FIG. 3 is a flow chart of a method for controlling the quality of welding of composite double-wall plate pieces according to the present application;
FIG. 4 is a flow chart of a method for controlling the weld quality monitoring of composite double-walled sheet according to the present application;
fig. 5 is a schematic structural view of a gripping head in the moving device of the present application.
Reference numerals:
composite double-walled sheet-1; corner hole-2; a housing-3; a chute-4; and a positioning block-5.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. The components of the embodiments of the present application generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the application, as presented in the figures, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present application.
In describing embodiments of the present application, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. refer to an azimuth or a positional relationship based on that shown in the drawings, or that the inventive product is conventionally put in place when used, merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
The present embodiment provides a composite double-wall plate welding quality monitoring and controlling system, referring to fig. 2, including: the welding device comprises a main control device, a conveying device, a welding part overlap ratio detection device, a welding part position correction device, a welding workbench, a moving part device, a pressing part device, a tightness detection device and an argon arc welding device, wherein the conveying device, the welding part overlap ratio detection device, the welding part position correction device, the welding workbench, the moving part device, the pressing part device and the argon arc welding device are connected with the main control device;
the conveying device comprises a conveying belt for conveying the composite double-wall sheet 1;
the welding part contact ratio detection device is used for detecting whether the contact ratio of the composite double-wall plate 1 on the conveying belt meets the standard;
the weldment position correction device is used for correcting the position of the composite double-wall plate 1 with offset;
the welding workbench is arranged on one side of the conveying belt and is used for performing welding operation on the composite double-wall plate sheet 1;
the moving device is used for moving the qualified composite double-wall plate 1 from the conveying belt to the welding workbench;
the pressing piece device is used for applying pressing force to the composite double-wall plate 1 so as to ensure that no offset is generated in the welding process of the composite double-wall plate;
the tightness detection device is used for detecting the gap between the upper plate and the lower plate;
the argon arc welding device is used for welding the composite double-wall plate 1.
The main control device controls the conveying device and the weldment overlap ratio detection device to be normally open; controlling the welding part position correction device, the moving part device, the pressing part device and the argon arc welding device to be normally closed;
the composite double-wall plate 1 is sequentially conveyed by a conveying device, and referring to fig. 3 and 4, one welding complete process comprises the steps that a weldment overlap ratio detection device judges whether the composite double-wall plate 1 meets an overlap standard by an image acquisition mode; if the upper and lower single-wall plates are offset, the welding part overlap ratio detection device judges the offset, and the main control device controls the welding part position correction device to adjust the positions of the upper and lower single-wall plates according to the offset so that the upper and lower single-wall plates are completely overlapped; the weldment overlap ratio detection device detects whether the composite double-wall plate 1 meets the overlap standard again; if the angle hole positioning is met, the corner hole positioning is carried out on the composite double-wall plate 1 by the moving device, the composite double-wall plate 1 is moved to the welding workbench after the positioning is finished, and the pressing part device on the welding workbench is controlled by the main control device to press the composite double-wall plate 1; the tightness detection device is used for measuring gaps between the pressed plates, if the gaps meet set standards and the argon arc welding device is controlled to be started, argon arc welding treatment is carried out on the welding part of the composite double-wall plate 1, and after welding is finished, the welding finished product is moved onto the conveying device by the workpiece moving device to be conveyed to a finished product warehouse.
Compared with the traditional manual supervision and control of the welding process, the technical scheme provided by the embodiment of the application is that the full-automatic welding quality monitoring and controlling system is formed by integrating the conveying device, the welding piece overlap ratio detecting device, the welding piece position correcting device, the welding workbench, the piece moving device, the pressing device, the argon arc welding device and the main control device, and the angle holes 2 are positioned on the composite double-wall plate 1 by the conveying device, the welding device and the pressing device, so that the quality of the composite double-wall plate 1 in argon arc welding finished products is ensured, the welding efficiency is improved, and the waste piece rate is greatly reduced.
In some embodiments, the compaction is a relative concept, for example, 2 sheets with 0.40mm are completely overlapped and then are 0.80mm, but a gap may exist in actual production, so that a compaction degree after compaction needs to be monitored, for example, the compaction degree needs to be compacted to be 0.81mm or to be compacted to a distance of 0.80mm in practice, the gap between the compacted sheets can be measured by a compaction degree detection device, the detection principle of the compaction degree detection device is that the thickness of the compacted double-wall sheets is collected and compared with the thickness of the double-wall sheets, so that gap data can be obtained, a standard gap threshold value is preset in a main control device, and whether the compaction degree of the double-wall sheets meets the process standard can be obtained by comparing the gap data with the standard threshold value.
In some embodiments, the moving device comprises a mechanical arm and a grabbing head, the mechanical arm adopts a six-axis mechanical arm, the grabbing head is installed at the movable end of the mechanical arm, the grabbing head comprises a shell 3, a corner hole 2 positioning mechanism with adjustable positions and a mechanical clamping arm, the corner hole 2 positioning mechanism is used for positioning four corner holes 2 of the double-wall plate 1, the mechanical clamping arm is used for clamping the side edges of the double-wall plate 1, and then grabbing of the double-wall plate 1 is completed, wherein the corner hole 2 positioning mechanism is arranged for positioning the four corner holes 2 of the double-wall plate 1, so that the deviation of the double-wall plate 1 in the transferring process can be prevented, and the contact ratio of the double-wall plate 1 is ensured to be unchanged.
In another optional embodiment, the positioning mechanism may further include four arbitrary micro-mechanical arms, and the end portion of the micro-mechanical arm is provided with a cylindrical positioning end, so that the position of the micro-mechanical arm can be adjusted arbitrarily according to different types of the plate, and the positioning end is aligned with the angular hole; the positioning end is detachably arranged at the end part of the mechanical arm, and the corresponding positioning end is matched on the micro mechanical arm in advance according to the size of the angular hole.
In a specific embodiment, considering that the positions of four corner holes 2 on the double-wall plate 1 with different types are different, the corner hole 2 positioning mechanism needs to be set to a structure capable of adaptively adjusting the positions of the different corner holes 2, and referring to fig. 5, the specific structure comprises a chute 4 distributed in a flap shape at the bottom of a shell 3, a positioning block 5 is slidably connected in the chute 4, four electric cylinders are correspondingly arranged in the shell 3 and are connected with a main control device, and the positioning block 5 is controlled to slide in the chute 4 according to the acquired positions of the corner holes 2 on the double-wall plate 1, so that the positions of the positioning block 5 are in one-to-one correspondence with the corner holes 2; the mechanical clamping arm is controlled by an air cylinder and is rotatably arranged at the side part of the shell 3; after the positioning block 5 is combined with the corner hole 2, the mechanical clamping arm clamps the side edge of the double-wall plate 1.
In some embodiments, the welding device further comprises a first shifting device and a welding position detection device, the first shifting device is a mechanical arm, the welding position detection device is a high-definition camera and is used for acquiring the position of the double-wall plate 1 on the conveyor belt, specifically, acquiring the position information of the double-wall plate 1 on the conveyor belt in an image acquisition mode, a standard track of the double-wall plate 1 on the conveyor belt is set in the main control device, and when the welding piece contact ratio detection device judges that the double-wall plate 1 deviates from the set track, the first shifting device adjusts the position of the target double-wall plate 1 to enable the track to be aligned, so that the subsequent position detection and shifting procedures are convenient.
In some embodiments, the contact ratio detecting device includes an image collecting device directly over the composite double-wall plate 1, and through collecting the image data directly over the composite double-wall plate 1, transmitting the image data to the main control device, performing data processing based on a machine learning model, in image recognition, various feature extraction algorithms such as edge detection, texture feature extraction and the like can be used to extract features of the image, and then a classifier such as a support vector machine, random forest and the like is used to classify or recognize, so as to determine whether the single-wall plates of the upper layer and the lower layer are completely overlapped.
In some embodiments, the weldment position correction device includes a second part pulling device, where the second part pulling device is a mechanical arm and a mechanical clamping jaw, and the single-wall plate on the upper layer is overlapped with the single-wall plate on the lower layer again by a clamping manner.
In some embodiments, the welding seam temperature detecting device, the welding seam temperature adjusting device and the timing device are respectively connected with the main control device;
the welding seam temperature detection device is used for detecting temperature data of an on-site assembly welding seam in real time, recording the temperature data as real-time welding seam temperature data, and judging whether the real-time welding seam temperature data is abnormal or not;
the welding seam temperature adjusting device is used for adjusting the temperature of an on-site assembly welding seam;
the timing device is used for timing the adjustment process of the temperature of the field assembly welding seam.
The main control device controls the welding seam temperature detection device to be normally opened, and the welding seam temperature adjustment device and the timing device to be normally closed;
if the welding seam temperature detection device judges that the real-time welding seam temperature data is abnormal, the main control device controls the welding seam temperature adjustment device and the timing device to be started;
and when the welding seam temperature adjusting device adjusts the field assembly welding seam to the set temperature, the main control device controls the timing device to be closed.
According to the technical scheme provided by the embodiment, the temperature of the field assembly welding seam is guaranteed through the cooperation among the welding seam temperature detection device, the welding seam temperature adjustment device and the timing device, and the timing device is matched for timing, so that the postweld heat treatment process is reliably and efficiently completed; the postweld heat treatment process of the welding seam can be prevented from being carried out in an abnormal environment, so that the effect is poor.
A method for monitoring and controlling the welding quality of a composite double-wall plate adopts the system for monitoring and controlling the welding quality of the composite double-wall plate 1 to automatically monitor and control the welding process of the composite double-wall plate 1.
It should be understood that although described in a certain order, the steps are not necessarily performed sequentially in the order described. The steps are not strictly limited to the order of execution unless explicitly recited herein, and the steps may be executed in other orders. Moreover, some steps of the present embodiment may include a plurality of steps or stages, which are not necessarily performed at the same time, but may be performed at different times, and the order of the steps or stages is not necessarily sequential, but may be performed alternately or alternately with at least a part of the steps or stages in other steps or other steps.
A storage medium having stored thereon a computer program which when run performs the method of controlling weld quality monitoring of a composite double-walled sheet 1.
Those skilled in the art will appreciate that implementing all or part of the processes of the methods of the embodiments described above may be accomplished by computer programs characterized by computer instructions that, when executed, cause the associated hardware to perform the methods described above. Any reference to memory, storage, database, or other medium used in embodiments provided herein may include at least one of non-volatile and volatile memory.
The non-volatile memory may include read-only memory, magnetic tape, floppy disk, flash memory, optical memory, etc. Volatile memory can include random access memory or external cache memory. By way of illustration, and not limitation, RAM can take many forms, such as static random access memory or dynamic random access memory.
In summary, compared with the traditional manual supervision and control of the welding process, the technical scheme provided by the application is that the full-automatic welding quality monitoring and controlling system is integrated by the conveying device, the welding piece overlap ratio detecting device, the welding piece position correcting device, the welding workbench, the piece moving device, the pressing device, the argon arc welding device and the main control device, and the angle holes 2 are positioned on the composite double-wall plate 1 by the conveying device, the welding device and the pressing device, so that the quality of a finished product of the composite double-wall plate 1 in argon arc welding is ensured, the welding efficiency is improved, and the waste piece rate is greatly reduced.
It will be evident to those skilled in the art that the application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
The above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present application.
Claims (8)
1. A composite double-walled sheet welding quality monitoring control system, comprising: the welding device comprises a main control device, a conveying device, a welding part overlap ratio detection device, a welding part position correction device, a welding workbench, a moving part device, a pressing part device, a tightness detection device and an argon arc welding device, wherein the conveying device, the welding part overlap ratio detection device, the welding part position correction device, the welding workbench, the moving part device, the pressing part device and the argon arc welding device are connected with the main control device;
the conveying device comprises a conveying belt and a conveying device, wherein the conveying belt is used for conveying the composite double-wall plate;
the welding part overlap ratio detection device is used for detecting whether the overlap ratio of the composite double-wall plate on the conveying belt meets the standard;
the welding part position correction device is used for correcting the position of the composite double-wall plate sheet with the offset;
the welding workbench is arranged at one side of the conveying belt and is used for performing welding operation on the composite double-wall plate;
the moving device is used for moving the qualified composite double-wall plate sheet from the conveying belt to the welding workbench;
the pressing piece device is used for applying pressing force to the composite double-wall plate to ensure that no offset is generated in the welding process of the composite double-wall plate;
the tightness detection device is used for detecting the gap between the upper plate and the lower plate;
the argon arc welding device is used for welding the composite double-wall plate;
the main control device controls the conveying device and the weldment overlap ratio detection device to be normally open; controlling the welding part position correction device, the moving part device, the pressing part device, the tightness detection device and the argon arc welding device to be normally closed;
the composite double-wall plate sheet is sequentially conveyed by a conveying device, wherein one welding complete process comprises the step that a weldment overlap ratio detection device judges whether the composite double-wall plate sheet meets an overlap standard or not in an image acquisition mode; if the upper and lower single-wall plates are offset, the welding part overlap ratio detection device judges the offset, and the main control device controls the welding part position correction device to adjust the positions of the upper and lower single-wall plates according to the offset so that the upper and lower single-wall plates are completely overlapped; the welding part coincidence degree detection device detects whether the composite double-wall plate meets coincidence standards again; if the angle hole positioning is met, the moving device performs angle hole positioning on the composite double-wall plate, the composite double-wall plate is moved to the welding workbench after the positioning is finished, and the main control device controls the pressing part device on the welding workbench to press the composite double-wall plate after the moving is finished; the tightness detection device is used for measuring gaps between the pressed plates, and if the gaps meet set standards and the argon arc welding device is controlled to be started, argon arc welding treatment is carried out on the welding part of the composite double-wall plate, and after welding is finished, the welding finished product is moved to the conveying device by the workpiece moving device for conveying;
the welding seam temperature detection device, the welding seam temperature adjustment device and the timing device are respectively connected with the main control device;
the welding seam temperature detection device is used for detecting temperature data of an on-site assembly welding seam in real time, recording the temperature data as real-time welding seam temperature data, and judging whether the real-time welding seam temperature data is abnormal or not;
the welding seam temperature adjusting device is used for adjusting the temperature of an on-site assembly welding seam;
the timing device is used for timing the adjustment process of the temperature of the field assembly welding seam.
2. The welding quality monitoring and controlling system for the composite double-wall plate according to claim 1, wherein the moving device comprises a mechanical arm and a grabbing head, the grabbing head comprises a shell, an angle hole positioning mechanism and a mechanical clamping arm, the angle hole positioning mechanism comprises sliding grooves distributed in a flap shape at the bottom of the shell, positioning blocks are slidably connected in the sliding grooves, four electric cylinders are correspondingly arranged in the shell and are connected with a main control device, and the positioning blocks are controlled to slide in the sliding grooves according to the collected angle hole positions on the double-wall plate, so that the positions of the positioning blocks are in one-to-one correspondence with the angle holes; the mechanical clamping arm is controlled by an air cylinder and is rotatably arranged at the side part of the shell; after the positioning blocks are combined with the corner holes, the mechanical clamping arms clamp the side edges of the double-wall plates, and the double-wall plates are grabbed.
3. The welding quality monitoring and controlling system for the composite double-wall plate according to claim 1, further comprising a first shifting device and a welding position detecting device, wherein the welding position detecting device is used for acquiring the position of the double-wall plate on the conveyor belt, a standard track of the double-wall plate on the conveyor belt is set in the main control device, and when the welding piece overlap ratio detecting device judges that the double-wall plate deviates from the set track, the first shifting device adjusts the position of the target double-wall plate to enable the track to be corrected, so that subsequent position detection and shifting procedures are facilitated.
4. The welding quality monitoring and controlling system for the composite double-wall plates according to claim 1, wherein the contact ratio detecting device comprises an image acquisition device right above the composite double-wall plates, and the image data right above the composite double-wall plates are acquired and transmitted to the main control device to perform data processing based on a machine learning model so as to judge whether the single-wall plates on the upper layer and the lower layer are completely overlapped.
5. The quality monitoring and control system for welding a composite double-walled sheet according to claim 4, wherein the weldment position correcting device comprises a second puller device which clamps the upper single-walled sheet to be overlapped with the lower single-walled sheet.
6. The welding quality monitoring and controlling system for the composite double-wall plate according to claim 1, wherein the main control device controls the welding seam temperature detecting device to be normally opened, and the welding seam temperature adjusting device and the timing device to be normally closed;
if the welding seam temperature detection device judges that the real-time welding seam temperature data is abnormal, the main control device controls the welding seam temperature adjustment device and the timing device to be started;
and when the welding seam temperature adjusting device adjusts the field assembly welding seam to the set temperature, the main control device controls the timing device to be closed.
7. A method for monitoring and controlling welding quality of composite double-wall plates, which is characterized in that the automatic monitoring and controlling of the welding process of the composite double-wall plates are carried out by adopting the welding quality monitoring and controlling system of the composite double-wall plates according to any one of claims 1 to 6.
8. A storage medium having a computer program stored thereon, which when executed performs the composite double-walled sheet welding quality monitoring control method of claim 7.
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| JPH1094897A (en) * | 1996-09-26 | 1998-04-14 | Mitsubishi Electric Corp | Plate positioning device |
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| CN106379027A (en) * | 2016-08-29 | 2017-02-08 | 江苏协诚科技发展有限公司 | Special equipment for production of steel-plastic composite wallboard and technology thereof |
| CN209986459U (en) * | 2019-05-16 | 2020-01-24 | 天津市凌云精密机电有限公司 | Welding detection tool structure |
| CN115803578A (en) * | 2020-07-17 | 2023-03-14 | 舒瑞普国际股份公司 | Double-wall plate type heat exchanger |
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| JPH1094897A (en) * | 1996-09-26 | 1998-04-14 | Mitsubishi Electric Corp | Plate positioning device |
| CN1812864A (en) * | 2003-07-24 | 2006-08-02 | Swep国际股份公司 | A method of manufacturing a plate heat exchanger |
| CN205290119U (en) * | 2015-12-02 | 2016-06-08 | 海太半导体（无锡）有限公司 | Welding point determination of position device |
| CN106379027A (en) * | 2016-08-29 | 2017-02-08 | 江苏协诚科技发展有限公司 | Special equipment for production of steel-plastic composite wallboard and technology thereof |
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| CN116765562A (en) | 2023-09-19 |
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