A digital build-up welding platform and welding method

Abstract

The present application relates to a kind of digital deposited metal welding platform and welding method, and the welding platform includes welding table, multi-axis welding torch assembly and monitoring system, multi-axis welding torch assembly includes XYZ three-axis sliding module, welding torch can be deflected around its X, Y direction reciprocating, monitoring system includes data tag, data acquisition module and monitoring platform, and the relevant data of welding material, welding test piece is mapped by data acquisition module identification data tag, data acquisition module collects ≥20,000 groups of real-time welding data per second, monitoring platform generates current voltage waveform diagram and / or excel table, determines welding result according to current voltage waveform diagram, and the data tag of associated storage or inquiry, welding result, welding and postweld slag removal of multiple work areas are alternately operated, increase welding intelligentization, flexibility and stability, realize standardized, automation, visualization, digitization, traceable monitoring welding, significantly improve the efficiency of welding material deposited metal welding test, cost reduction and efficiency increase.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of welding, and particularly relates to a digital deposited metal welding platform and a welding method. BACKGROUND

[0002] According to welding requirements, welding materials need to be batch detected, especially for CO2 gas shielded welding, welding tests are performed on each batch, that is, according to specification requirements, a pair of metal test pieces are welded by using welding wires, the number of welding passes is 14-16, and the mechanical properties of the deposited metal of the welding wire are tested after welding. If the above welding is performed by manual welding, the welding time of each pair of metal test pieces is about 3 hours, and the welding test workload is very large, and repeated welding is easy to cause the quality of the weld to decrease, thereby affecting the detection result of the mechanical properties, and the existing automatic welding platform and method still have the following defects:

[0003] (1) As the sample quantity of the batch increases, an online monitoring system and method that is matched with the automatic, visual and traceable welding platform are lacked, it is difficult to timely judge and find the corresponding welding abnormal position, the management and detection difficulty and cost are increased, the standardization management and control are not conducive, and the accuracy, reliability and efficiency of the welding material welding mechanical property test are affected.

[0004] (2) The intelligence, flexibility and stability degree of the welding gun assembly are not high, the compactness of the welding platform, the welding test range and the welding efficiency are restricted, and continuous welding operation on a single work station is easy to cause the welding slag to be not easy to discharge and the interpass temperature of the welding test piece to be not controlled, thereby affecting the welding efficiency and the welding material evaluation. SUMMARY

[0005] The application aims to at least solve one of the above technical problems to a certain extent, and provides a digital deposited metal welding platform and a welding method, which realize standardized, automatic, visual, digital and traceable monitoring welding, and significantly improve the welding material deposited metal welding test efficiency, reduce cost and increase efficiency.

[0006] The technical scheme adopted by the application to solve the technical problems is:

[0007] A digital deposited metal welding platform, comprising a welding table, a multi-axis welding gun assembly and a monitoring system, the multi-axis welding gun assembly comprises an XYZ three-axis sliding module and a welding gun capable of reciprocating and deflecting around the X and Y directions of the XYZ three-axis sliding module, and the welding table is provided with at least two working areas in the XYZ three-axis sliding module and below the welding gun.

[0008] The monitoring system comprises a data tag, a data acquisition module and a monitoring platform.

[0009] The data tag is used for mapping the data related to the welding material and the welding test piece.

[0010] The data acquisition module is used for identifying the data tag, connecting the multi-axis welding gun assembly to obtain real-time welding data, and the welding data includes welding current, voltage and speed;

[0011] The monitoring platform is used for controlling the operation of the multi-axis welding gun assembly, receiving the welding data acquisition current voltage waveform diagram and / or excel table of the data acquisition module, determining the welding result according to the current voltage waveform diagram, and storing or querying the data tag and the welding result in association.

[0012] The welding platform further comprises an X-axis linear module, a Y-axis linear module and a Z-axis linear module which are perpendicular to each other in a three-dimensional coordinate system, the X-axis linear module is capable of reciprocating along the two Y-axis linear modules, the Z-axis linear module is capable of reciprocating along the X-axis linear module, the welding gun is capable of reciprocating along the Z-axis linear module, and the work area is located between the two Y-axis linear modules.

[0013] The welding platform further comprises a first support frame arranged at the back of the Z-axis linear module, a second support frame and a wire feeder arranged at the back of the first support frame, and guide grooves arranged on the first support frame and the second support frame, the wire feeder feeds the welding wire into the welding gun through the guide grooves of the first support frame and the second support frame, so as to ensure the stable support and delivery of the welding wire during the movement of the welding gun.

[0014] The welding platform further comprises a first rotary table arranged on the slider of the Z-axis linear module, an installation plate connected to the output end of the first rotary table, the first rotary table is used to drive the installation plate to reciprocate by 0-90° around the X-axis direction of the XYZ three-axis sliding module, and a second rotary table arranged on the installation plate and connected to the welding gun, the second rotary table is used to drive the welding gun to reciprocate by 0-90° around the Y-axis direction of the XYZ three-axis sliding module.

[0015] The welding platform can conveniently realize the welding of multiple work areas and the slag removal after welding through the reciprocating movement of the Z-axis linear module along the X-axis linear module, so as to control the interpass temperature of the welding test piece; the X-axis linear module, the Y-axis linear module and the Z-axis linear module of the XYZ three-axis sliding module move perpendicular to each other in a three-dimensional coordinate system, and are combined with the first rotary table driving the installation plate to deflect around the X-axis direction and the second rotary table driving the welding gun to deflect around the Y-axis direction, so as to realize the automatic and flexible adjustment of the welding gun trajectory and the welding angle, and meet various welding requirements; meanwhile, the data acquisition module is connected to the welding circuit of the welding gun to obtain the welding current and voltage, and the motor of the X-axis linear module is used to obtain the welding speed, so as to accurately and efficiently collect data in real time.

[0016] The welding platform further comprises an infrared laser positioning device and / or a high-speed image tracking device arranged on the welding torch, the data acquisition module is configured to acquire real-time infrared positioning data of the infrared laser positioning device and / or real-time image data of the high-speed image tracking device, the monitoring platform is configured to set a running track of the multi-axis welding torch assembly, correct the running track of the multi-axis welding torch assembly according to the real-time infrared positioning data of the data acquisition module, and store the real-time image data of the data acquisition module in correspondence with the related data of the data tag, and acquire corresponding real-time image data under an abnormal welding result.

[0017] The welding platform can acquire real-time infrared positioning data by moving the welding torch with the infrared laser positioning device, control the movement of the multi-axis welding torch assembly by using the real-time infrared positioning data exceeding the set running track offset of the multi-axis welding torch assembly, realize correction and self-calibration of the running track, and improve intelligent response and welding; the welding platform can acquire real-time image data by moving the welding torch with the high-speed image tracking device, and when the monitoring platform queries the related data of the corresponding data tag, the corresponding abnormal position can be quickly found and the abnormal situation can be understood according to the real-time image data record of the corresponding abnormal welding result.

[0018] The welding platform further comprises a limiting plate arranged on one side of the working area and a limiting device capable of moving relative to the limiting plate arranged on the other side of the working area, the working area is provided with a slag hole array, and the welding table is provided with a welding slag collector located below the slag hole array, the limiting device and the limiting plate are configured to provide space for placing the welding test piece by moving away from each other, and the limiting device and the limiting plate are configured to limit the welding test piece on the working area between the limiting device and the limiting plate by moving towards each other, so as to prevent displacement of the welding test piece during welding, and at the same time, after welding, the welding slag of the welding test piece can fall into the welding slag collector below through the slag hole array, so as to avoid the influence of the welding slag on the automatic welding.

[0019] The welding platform further comprises one or more of a bar code, a two-dimensional code and an electronic tag, and the data acquisition module comprises a code scanning gun for identifying the bar code and the two-dimensional code or a reader for identifying the electronic tag, so as to realize the input of the related data of the welding material and the welding test piece, and the corresponding storage after welding serves as a basis for traceability query of the monitoring platform.

[0020] The related data of the data tag comprises a number of test pieces, a welding date, a base material quality, a test piece size, a bevel angle, a welding wire brand and a welding wire batch number.

[0021] The welding platform further comprises a control center, a data transmission module and a cloud database, the control center comprises a visual panel, a data processing module and a control unit.

[0022] The visualization panel is used for inputting and / or displaying: welding parameters, welding result determination parameters, welding data of the data acquisition module, current-voltage waveform diagrams, excel tables, relevant data of data tags, and welding results.

[0023] The data processing module is used for receiving welding data of the data acquisition module and data of the visualization panel, generating current-voltage waveform diagrams and / or excel tables, and finding abnormal welding positions in combination with welding result determination parameters.

[0024] The control unit is used for coordinating the operation of the multi-axis welding gun assembly, the visualization panel, and the data processing module, and interacting with the cloud database through the data transmission module.

[0025] The cloud database is used for storing welding materials corresponding to data tags, relevant data of welding test pieces, welding data, and welding results.

[0026] The welding platform described above inputs and configures a welding method through the visualization panel, displays real-time visual monitoring and obtains welding results through the visualization panel, realizes chart conversion through the data processing module, realizes data storage and calling through the interaction of the control unit and the cloud database, thereby realizing visual monitoring of the welding platform and visual traceability query of welding results, and significantly improving welding efficiency, welding test efficiency, facilitating standardization, and digitalized supervision.

[0027] A digital deposited metal welding method based on the digital deposited metal welding platform described in any one of the above, the method comprising:

[0028] The data acquisition module identifies the data tag of the welding test piece and enters the monitoring platform.

[0029] The welding test piece to be welded is positioned in the corresponding work area, and the XYZ three-axis sliding module is controlled by the monitoring platform to perform welding.

[0030] During welding, the data acquisition module acquires real-time welding data, and the monitoring platform generates current-voltage waveform diagrams and / or excel tables.

[0031] The monitoring platform determines the welding result according to the current-voltage waveform diagram and stores the data tag and the welding result in association.

[0032] The monitoring platform queries the welding result corresponding to the data tag and finds the abnormal position of the welding test piece according to the abnormal wave band in the welding result.

[0033] The abnormal position of the welding test piece is detected.

[0034] The welding method further comprises the following steps: the data acquisition module collects more than 20,000 groups of welding current and voltage per second; the welding speed of the multi-axis welding gun assembly is 0-300 mm / s; the welding and post-weld slag removal of multiple work zones are alternately operated, so that the reliability and efficiency of welding implementation are improved, and the welding monitoring accuracy is controlled.

[0035] The welding method further comprises the following steps: the monitoring platform sets a waveform threshold, and can select to display the corresponding current and voltage waveform diagram by enlarging or reducing the time axis data interval;

[0036] The monitoring platform determines an abnormal wave band according to the current and voltage waveform diagram exceeding the waveform threshold, and calculates the abnormal position of the welding test piece according to the time axis data corresponding to the abnormal wave band and the welding speed.

[0037] Compared with the prior art, the welding method has the following beneficial effects:

[0038] (1) The data tag is used to map the welding material and welding test piece related data, the monitoring platform controls the operation of the multi-axis welding gun assembly during welding, the data acquisition module collects more than 20,000 groups of real-time welding data including welding current, voltage and speed per second and / or high-speed image tracking, the monitoring platform generates real-time current and voltage waveform diagrams and / or excel tables, and the related data tags are stored, so that the welding platform automation and visual online monitoring are realized.

[0039] (2) The monitoring platform can determine the welding result according to the current and voltage waveform diagram, and can freely select to view the current and voltage values at any time, find the welding abnormal position, and realize standardized, digitized and traceable welding.

[0040] (3) The welding gun can be reciprocally deflected by 0-90° around the X-axis direction and by 0-90° around the Y-axis direction on the basis of the XYZ three-axis sliding module, the operation track of the multi-axis welding gun assembly is self-corrected by the feedback of the infrared laser positioning device, the multi-axis welding gun assembly is standardized according to the set operation track, the welding intelligence, flexibility and stability are improved, and the compactness of the welding platform, the welding test range and the welding efficiency are improved.

[0041] (4) The welding and post-weld slag removal of multiple work zones are alternately operated, the welding slag is discharged, the interpass temperature of the welding test piece is controlled, the welding efficiency is improved, and the reliability and stability of the welding material evaluation after welding are improved.

[0042] In summary, the welding process can be standardized, automated and visualized by the welding platform, the efficiency of the welding test of the deposited metal of the welding material can be significantly improved by the digitized monitoring platform, the data traceability is realized, and the cost is reduced and the efficiency is increased. BRIEF DESCRIPTION OF DRAWINGS

[0043] The above and / or additional aspects and advantages of the present application will become apparent and readily understood from the following description, by reference to which, when considered in connection with the accompanying drawings, wherein:

[0044] Figure 1 is a perspective view of embodiment 1 of the present application;

[0045] Figure 2 is a side view of embodiment 1 of the present application;

[0046] Figure 3 is a perspective view of XYZ three-axis sliding module of embodiment 1 of the present application;

[0047] Figure 4 is a perspective view of XYZ three-axis sliding module of embodiment 1 of the present application; Figure 3 is an enlarged view of A part structure of

[0048] Figure 5 is a structural diagram of embodiment 1 of the present application;

[0049] Figure 6 is a flow chart of embodiment 2 of the present application;

[0050] Figure 7 is real-time welding current, voltage data of embodiment 2 of the present application;

[0051] Figure 8 is current voltage waveform diagram of embodiment 2 of the present application.

[0052] Marked in the figure: welding table 1, frame 101, support frame 102, pulley 103, cushion block 104, lifting lug 105, work area 106, limiting plate 107, limiter 108, slag hole array 109, welding slag collector 110;

[0053] Multi-axis welding gun assembly 2, XYZ three-axis sliding module 21, X-axis linear module 211, Y-axis linear module 212, Z-axis linear module 213, organ case 214, welding gun 22, first rotary table 23, L-shaped plate 24, mounting plate 25, second rotary table 26, welding gun plate 27, fixing block 28;

[0054] Monitoring system 3, electric control cabinet 301, control panel 302, first support frame 4, second support frame 5, guide groove 451, wire feeder 6, welding test piece 7, welding material 8. DETAILED DESCRIPTION

[0055] Embodiments of the present application are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary and are intended to explain the present application, and cannot be understood as limiting the present application.

[0056] In the description of this invention, it should be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "axial," "radial," "vertical," "horizontal," "inner," and "outer," etc., indicating orientation or positional relationships based on the orientation or positional relationships shown in the accompanying drawings, are only for the convenience of describing the invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined with "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this invention, "a plurality of" or "several" means two or more, unless otherwise explicitly specified.

[0057] In this invention, unless otherwise explicitly specified and limited, the terms "installation," "connection," "linking," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this invention according to the specific circumstances.

[0058] Example 1:

[0059] like Figures 1-5 As shown, this is a preferred embodiment of the digital fused metal welding platform of the present invention. The welding platform includes a welding table 1, a multi-axis welding torch assembly 2, and a monitoring system 3. The multi-axis welding torch assembly 2 includes an XYZ three-axis sliding module 21 and a welding torch 22 disposed on the XYZ three-axis sliding module 21 and capable of reciprocating around its X and Y directions. The welding table 1 is provided with at least two working areas 106 inside the XYZ three-axis sliding module 21 and below the welding torch 22.

[0060] The monitoring system 3 includes data tags, a data acquisition module, and a monitoring platform;

[0061] The data tags are used to map relevant data of welding material 8 and welding test piece 7;

[0062] The data acquisition module is used to identify data tags and connect to the multi-axis welding torch assembly 2 to obtain real-time welding data, including welding current, voltage and speed.

[0063] The monitoring platform is used for controlling the operation of the multi-axis welding gun assembly 2, receiving the welding data acquisition current voltage waveform diagram and / or excel table of the data acquisition module, determining the welding result according to the current voltage waveform diagram, and storing or querying the data label and the welding result in association.

[0064] The welding platform further comprises a frame 101, a plurality of support frames 102, pulleys 103, cushion blocks 104 and lifting lugs 105 arranged on the frame 101, the whole is supported by the support frames 102, moved by the pulleys 103, cooperated with the forklift by the cushion blocks 104, and cooperated with the lifting structure by the lifting lugs 105 to move and transfer the welding platform 1.

[0065] The welding platform further comprises an XYZ three-axis sliding module 21 comprising X-axis linear modules 211, Y-axis linear modules 212 and Z-axis linear modules 213 perpendicular to each other in a three-dimensional coordinate system, the X-axis linear modules 211 are capable of reciprocating along the two Y-axis linear modules 212, the Z-axis linear modules 213 are capable of reciprocating along the X-axis linear modules 211, the welding gun 22 is capable of reciprocating along the Z-axis linear modules 213, and the working area 106 is located between the two Y-axis linear modules 212.

[0066] The welding platform further comprises X-axis linear modules 211, Y-axis linear modules 212 and Z-axis linear modules 213, which are selected from electric screw sliding rails, and the sliding blocks arranged on the electric screw sliding rails, the electric screw sliding rails are provided with organ cases 214 at both ends, the electric screw sliding rails of the X-axis linear modules 211 are connected with the sliding blocks of the Y-axis linear modules 212, the electric screw sliding rails of the Z-axis linear modules 213 are connected with the sliding blocks of the X-axis linear modules 211, and the sliding blocks are driven to move along the electric screw sliding rails by the motors of the electric screw sliding rails to realize reciprocating driving.

[0067] The welding platform further comprises a first support frame 4 arranged at the back of the Z-axis linear modules 213, a second support frame 5 and a wire feeder 6 arranged at the back of the first support frame 4, guiding grooves 451 arranged on the first support frame 4 and the second support frame 5, and the monitoring platform connected to the wire feeder, the welding wire is fed into the welding gun 22 through the guiding grooves 451 of the first support frame 4 and the second support frame 5, so as to ensure the stable support and delivery of the welding wire during the movement of the welding gun 22.

[0068] The welding platform further has a first rotating table 23 arranged on the slider of the Z-axis linear module 213, the first rotating table 23 is arranged on the slider through an L-shaped plate 24, an output end of the first rotating table 23 is connected with a mounting plate 25, the mounting plate 25 is L-shaped in cross section, the first rotating table 23 is used to drive the mounting plate 25 to make 0-90° reciprocating deflection around the X-axis direction of the XYZ three-axis sliding module 21, the mounting plate 25 is provided with a second rotating table 26, an output end of the second rotating table 26 is connected with a welding gun plate 27, the welding gun 22 is arranged on the welding gun plate 27 through a clamping fixing block 28, the second rotating table 26 is used to drive the welding gun 22 to make 0-90° reciprocating deflection around the Y-axis direction of the XYZ three-axis sliding module 21, the first rotating table 23 and the second rotating table 26 adopt worm and gear transmission.

[0069] The welding platform can conveniently realize welding and slag removal after welding of multiple work areas 106 through reciprocating movement of the Z-axis linear module 213 along the X-axis linear module 211, and can control the interpass temperature of the welding test piece 7 through alternate operation; the X-axis linear module 211, the Y-axis linear module 212 and the Z-axis linear module 213 of the XYZ three-axis sliding module 21 move perpendicularly to each other on a three-dimensional coordinate system, and are combined with the first rotating table 23 driving the mounting plate 25 to deflect around the X-axis direction and the second rotating table 26 driving the welding gun 22 to deflect around the Y-axis direction, so as to realize automatic and flexible adjustment of the trajectory and welding angle of the welding gun 22, and meet various welding requirements; meanwhile, welding current and voltage are obtained through the data acquisition module connected with the welding circuit of the welding gun 22, and welding speed is obtained through motor feedback of the X-axis linear module 211, so as to accurately and efficiently collect data in real time.

[0070] The welding platform further has an infrared laser positioning device and / or a high-speed image tracking device arranged on the welding gun 22, the data acquisition module is used to acquire real-time infrared positioning data of the infrared laser positioning device and / or real-time image data of the high-speed image tracking device, the monitoring platform is used to set the running track of the multi-axis welding gun assembly 2, correct the running track of the multi-axis welding gun assembly 2 according to the real-time infrared positioning data of the data acquisition module, store the real-time image data corresponding to the data of the data tag, and acquire corresponding real-time image data under abnormal welding result.

[0071] The welding platform can move with the welding gun 22 to obtain real-time infrared positioning data through the infrared laser positioning device, control the movement of the multi-axis welding gun assembly 2 by using the real-time infrared positioning data exceeding the set running track offset of the multi-axis welding gun assembly 2, realize the correction and self-calibration of the running track, and improve the intelligent response and welding; the welding platform can move with the welding gun 22 to obtain real-time image data through the high-speed image tracking device, and when the monitoring platform queries the related data of the corresponding data tag, the corresponding abnormal position can be quickly found and the abnormal situation can be understood according to the real-time image data record of the corresponding welding result abnormality.

[0072] The welding platform further comprises a limiting plate 107 arranged on one side of the working area 106, and a limiting device 108 capable of moving relative to the limiting plate 107 arranged on the other side of the working area 106. The limiting device 108 can be a quick clamp. The working area 106 is provided with a slag hole array 109. The welding platform 1 is provided with a welding slag collector 110 located below the slag hole array 109. The welding test piece 7 is placed by moving the limiting device 108 away from the limiting plate 107. The welding test piece 7 is limited in the working area 106 between the limiting device 108 and the limiting plate 107 by moving the limiting device 108 towards the limiting plate 107. The displacement of the welding test piece 7 during welding is prevented, the position of the weld of each pair of welding test pieces 7 is basically unchanged, the welding angle and position of the welding gun 22 are more easily adjusted, and after welding, the welding slag of the welding test piece 7 can fall into the welding slag collector 110 below through the slag hole array 109. On the one hand, it is convenient for removing the welding slag after welding, and on the other hand, it can reduce the manufacturing cost.

[0073] The welding platform further comprises one or more of a bar code, a two-dimensional code, and an electronic tag. The data acquisition module comprises a code scanning gun for identifying a bar code and a two-dimensional code or a reader for identifying an electronic tag, for realizing the input of related data of welding materials and welding test pieces 7, and storing the data as a basis for traceability and query of the monitoring platform after welding.

[0074] The welding platform further comprises one or more of a bar code, a two-dimensional code, and an electronic tag. The data acquisition module comprises a code scanning gun for identifying a bar code and a two-dimensional code or a reader for identifying an electronic tag, for realizing the input of related data of welding materials and welding test pieces 7, and storing the data as a basis for traceability and query of the monitoring platform after welding.

[0075] The welding platform further comprises one or more of a bar code, a two-dimensional code, and an electronic tag. The data acquisition module comprises a code scanning gun for identifying a bar code and a two-dimensional code or a reader for identifying an electronic tag, for realizing the input of related data of welding materials and welding test pieces 7, and storing the data as a basis for traceability and query of the monitoring platform after welding.

[0076] The visual panel is used for inputting and / or displaying welding parameters, welding result determination parameters, welding data of the data acquisition module, current and voltage waveform diagrams, excel tables, related data of the data tag, and welding results.

[0077] The data processing module is used for receiving welding data of the data acquisition module and data of the visualization panel, generating current-voltage waveform graphs and / or excel tables, and finding abnormal welding positions in combination with welding result determination parameters;

[0078] The control unit is used for coordinating operation of the multi-axis welding gun assembly 2, the visualization panel and the data processing module, and interacting with the cloud database through the data transmission module;

[0079] The cloud database is used for storing welding materials corresponding to data tags, welding specimen 7 related data, welding data and welding results.

[0080] Further, the data processing module and the control unit are hidden in the electric control cabinet 301, the visualization panel includes a control panel 302 and a PC panel arranged outside the electric control cabinet 301, a plurality of safety indicator lights and control buttons are arranged on the electric control cabinet 301, which are used for alarming through the safety indicator lights when the welding platform fails, and realizing welding platform start-stop and control through the control buttons, and the data transmission module realizes interaction between the body control unit and the cloud server through a switch and an Ethernet.

[0081] The welding platform described above inputs a welding method through the visualization panel, displays real-time visual monitoring and obtains welding results through the visualization panel, realizes chart conversion through the data processing module, realizes data storage and calling through interaction between the control unit and the cloud database, so as to realize visual monitoring of the welding platform and visual traceability query of the welding results, and further significantly improve welding efficiency, welding test efficiency, facilitate standardization and digitalized supervision.

[0082] Embodiment 2:

[0083] As shown in Figures 6-8 Fig. 2, it is a preferred embodiment of the digital deposited metal welding method, based on the digital deposited metal welding platform described in Embodiment 1, the method comprises the following steps:

[0084] S0: store data tags and related data of corresponding welding materials and welding specimens 7 in the cloud database; before welding, the data acquisition module identifies the data tag attached to the welding specimen 7 and transmits it to the control center, and the control center calls the cloud database to obtain the related data corresponding to the data tag under the current welding;

[0085] S1: clamp the welding test piece 7 to be welded in the corresponding working area 106, input the welding parameters through the visual panel, set the running track of the multi-axis welding gun assembly 2, control the multi-axis welding gun assembly 2 to act to adjust the welding angle and position, and the feeding machine moves the welding wire through the first support frame 4 and the second support frame 5 into the welding gun 22 to perform metal deposition welding on the welding test piece 7, and the welding speed is 0-300mm / s;

[0086] S2: when welding, the data acquisition module connects the multi-axis welding gun assembly 2 to obtain real-time welding data: welding current I, voltage U and speed V, more than 20,000 groups of welding current and voltage are collected per second, the data processing module of the control center receives the welding data of the data acquisition module to generate a real-time current voltage waveform diagram and an excel table as shown in Figure 7 , and the visual panel is controlled by the control unit to display; the real-time infrared positioning data is obtained by moving the infrared laser positioning device with the welding gun 22, and the control unit calibrates the running track of the multi-axis welding gun assembly 2 according to the real-time infrared positioning data of the data acquisition module;

[0087] S3: after the welding of the corresponding working position is completed, the slag is removed, the control unit manually or automatically uploads the current voltage waveform diagram and the excel table to the cloud database through the data transmission module, and stores them in association with the corresponding data tag; at the same time, the control unit controls the multi-axis welding gun assembly 2 to move to other working areas 106 to perform the step S2 welding operation;

[0088] S4: import the excel table into the data processing module through the visual panel, and the data processing module generates a current voltage waveform diagram as shown in Figure 8 , the abscissa is the time axis, and the ordinate is the amplitude, and the visual panel is controlled by the control unit to display, the visual panel inputs the welding result judgment parameters: the waveform threshold, the data processing module judges the abnormal wave band according to the current voltage waveform diagram exceeding the waveform threshold, calculates the abnormal position of the welding test piece 7 according to the time axis data and the welding speed corresponding to the abnormal wave band, obtains the welding result, uploads it to the cloud database, and stores it in association with the data tag;

[0089] S5: the data acquisition module identifies the data tag on the welding test piece 7 and inputs it to the control center, the control center calls the cloud database to obtain the related data corresponding to the data tag after welding, can select to display the corresponding current voltage waveform diagram with enlarged or reduced time axis data interval, freely select to view the current voltage value and abnormal wave band at any time, detect the abnormal position of the welding test piece 7, and judge whether there is a problem during welding.

[0090] Further, the step S3 obtains real-time image data by moving the high-speed image tracking device with the welding gun 22, and uploads it to the cloud database; the step S5 quickly finds the corresponding abnormal position according to the real-time image data record corresponding to the abnormal welding result.

[0091] The welding platform and method map the welding material and the welding sample 7 related data through the data label, monitor the platform to control the operation of the multi-axis welding gun assembly 2 during welding, collect more than 20,000 groups of real-time welding data including welding current, voltage and speed per second by the data acquisition module and / or high-speed image tracking, generate real-time current voltage waveform chart and / or excel table through the monitoring platform, store the related data label, realize automatic, visual online monitoring of the welding platform, and can determine the parameters combined with the welding results, determine the welding results according to the current voltage waveform chart, query the associated welding results through the data label, freely select to view the current voltage value at any time, find the welding abnormal position, realize standardized, digitized and traceable welding.

[0092] The welding platform and method adopt the welding gun 22 capable of reciprocating deflection of 0-90° around the X-axis direction and 0-90° around the Y-axis direction on the basis of the XYZ three-axis sliding module 21, realize self-correction of the running track of the multi-axis welding gun assembly 2 in cooperation with the feedback of the infrared laser positioning device, ensure the standardized running of the multi-axis welding gun assembly 2 according to the set running track, increase the intelligence, flexibility and stability of welding, and can improve the compactness, welding test range and welding efficiency of the welding platform. Through the welding and post-welding slag removal of multiple work areas 106, the welding slag is discharged and the interpass temperature of the welding sample 7 is controlled, so as to improve the welding efficiency and the reliability and stability of the welding material evaluation after welding.

[0093] In summary, the welding platform can realize standardized, automated and visualized welding process, the digital monitoring platform can significantly improve the efficiency of the welding material deposited metal welding test, realize data traceability, and thus reduce cost and increase efficiency.

[0094] The above series of detailed descriptions are only specific descriptions of the feasible embodiments of the present application, and are not used to limit the protection scope of the present application. Any equivalent embodiments or changes made without departing from the spirit of the present application should be included in the protection scope of the present application.

Claims

1. A digital deposition welding platform, comprising: The application relates to a welding platform (1), a multi-axis welding gun assembly (2) and a monitoring system (3), wherein the multi-axis welding gun assembly (2) comprises an XYZ three-axis sliding module (21), a welding gun (22) arranged on the XYZ three-axis sliding module (21) and capable of reciprocating and deflecting around the X and Y directions, and the welding platform (1) is provided with at least two work areas (106) in the XYZ three-axis sliding module (21) and below the welding gun (22); the welding gun (22) is provided with a high-speed image tracking device. The monitoring system (3) comprises a data tag, a data acquisition module and a monitoring platform. The data tag is used for mapping the data related to welding materials and welding test pieces (7). The data acquisition module is used for identifying the data tag, connecting the multi-axis welding gun assembly (2) to acquire real-time welding data, acquiring real-time image data of the high-speed image tracking device, and the welding data comprises welding current, voltage and welding speed. The monitoring platform is used for controlling the operation of the multi-axis welding gun assembly (2), receiving and processing the welding data acquisition current-voltage waveform diagram and / or excel table of the data acquisition module, judging the welding result according to the current-voltage waveform diagram, and storing or inquiring the data tag and the welding result in association; the monitoring platform judges the abnormal wave band according to the current-voltage waveform diagram exceeding the waveform threshold value, calculates the abnormal position of the welding test piece (7) according to the time axis data corresponding to the abnormal wave band and the welding speed, stores the real-time image data of the data acquisition module and the data related to the data tag in correspondence, and acquires the corresponding real-time image data under the welding result abnormality.

2. The digital weldometry platform of claim 1, wherein, The XYZ three-axis sliding module (21) comprises X-axis linear modules (211), Y-axis linear modules (212) and Z-axis linear modules (213) which are perpendicular to each other in a three-dimensional coordinate system, the X-axis linear modules (211) can reciprocate along the two Y-axis linear modules (212), the Z-axis linear modules (213) can reciprocate along the X-axis linear modules (211), the welding gun (22) can reciprocate along the Z-axis linear modules (213), and the work area (106) is located between the two Y-axis linear modules (212).

3. The digital weldometry platform of claim 2, wherein, The Z-axis linear module (213) is provided with a first support frame (4) at the back, the first support frame (4) is provided with a second support frame (5) and a wire feeder (6) at the back, and the first support frame (4) and the second support frame (5) are provided with guide grooves (451).

4. The digital weldometry platform of claim 2, wherein, A first rotating table (23) is arranged on the slider of the Z-axis linear module (213), an output end of the first rotating table (23) is connected with a mounting plate (25), the first rotating table (23) is used for driving the mounting plate (25) to reciprocate and deflect by 0-90 degrees around the X-axis direction of the XYZ three-axis sliding module (21), a second rotating table (26) is arranged on the mounting plate (25) and connected with the welding gun (22), and the second rotating table (26) is used for driving the welding gun (22) to reciprocate and deflect by 0-90 degrees around the Y-axis direction of the XYZ three-axis sliding module (21).

5. The digital weldometry platform of claim 1, wherein, The welding gun (22) is provided with an infrared laser positioning device, the data acquisition module is used for acquiring real-time infrared positioning data of the infrared laser positioning device, and the monitoring platform is used for setting a running track of the multi-axis welding gun assembly (2) and correcting the running track of the multi-axis welding gun assembly (2) according to the real-time infrared positioning data of the data acquisition module.

6. The digital weldometry platform of claim 1, wherein, The working area (106) is provided with a limiting plate (107) on one side, and a limiting device (108) capable of moving relative to the limiting plate (107) is arranged on the other side of the working area (106), the working area (106) is provided with a slag hole array (109), and the welding table (1) is provided with a welding slag collector (110) located below the slag hole array (109).

7. The digital weldometry platform of claim 1, wherein, The monitoring platform comprises a control center, a data transmission module and a cloud database, and the control center comprises a visualization panel, a data processing module and a control unit. The visualization panel is used for inputting and / or displaying related data including welding parameters, welding result determination parameters, welding data of the data acquisition module, current-voltage waveform diagrams, excel tables, data tags, and welding results. The data processing module is used for receiving welding data of the data acquisition module and data of the visualization panel, generating current-voltage waveform diagrams and / or excel tables, and finding welding abnormal positions in combination with welding result determination parameters; The control unit is used for coordinating the operation of the multi-axis welding gun assembly (2), the visualization panel and the data processing module, and interacting with the cloud database through the data transmission module; The cloud database is used for storing welding materials corresponding to data tags, welding test pieces (7) related data, welding data and welding results.

8. A digital weld metal welding process characterized by, The digital deposited metal welding platform according to any one of claims 1-7 comprises: The data acquisition module identifies the data tag of the welding test piece (7) and enters the monitoring platform; The welding test piece (7) to be welded is arranged in the corresponding working area (106), and the monitoring platform controls the XYZ three-axis sliding module (21) to act to perform welding; During welding, the data acquisition module acquires real-time welding data, and the monitoring platform generates current-voltage waveform diagrams and / or excel tables; The monitoring platform determines the welding result according to the current-voltage waveform diagram, and stores the data tag and the welding result in association; The monitoring platform queries the welding result corresponding to the data tag and finds the abnormal position of the welding test piece (7) according to the abnormal wave band in the welding result; The abnormal position of the welding test piece (7) is detected.

9. The digital weld metal deposition method of claim 8, wherein, The data acquisition module collects ≥20,000 groups of welding current and voltage per second, the welding speed of the multi-axis welding gun assembly (2) is 0-300 mm / s, and the welding and post-weld slag cleaning of the multiple working areas (106) are alternately operated.

10. The digital weld metal deposition method of claim 8, wherein, The monitoring platform sets a waveform threshold value, and can select to display corresponding current-voltage waveform diagrams with enlarged or reduced time axis data interval.

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