CN103217474A - Welding structure service state detection system and detection method base on wireless communication technology - Google Patents
Welding structure service state detection system and detection method base on wireless communication technology Download PDFInfo
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Abstract
The invention discloses a welding structure service state detection system and a detection method base on wireless communication technology, and relates to the field of the large-scale welding structure detection. The invention solves the problem that the artificial detection can not detect the defect during continuous detection of the welding structure, thereby causing accident of the welding structure. A first wireless module and a second wireless module are used for realizing data interaction by wireless communication mode, and the second wireless module and an input output terminal of the first control unit are connected to an input output terminal of the level conversion module, and the output terminal of the first control unit is connected to a second control unit and the input terminal of the level conversion module by welding detection equipment, and the output terminal of the first control unit is connected to an input terminal of the second control unit; the detection method of the detection system includes the following steps: the first control unit sends the command for converting the data format to the second control unit for buffering by the welding detection equipment, and the PC machine processes and verifies the data after buffering. The invention is suitable for remote detection of a large-scale welding structure during service period.
Description
Technical field
The present invention relates to welded structure quality testing field, particularly large welded structures remote detection field during one's term of military service.
Background technology
In main equipment and since welded structure have structure rationally, easily simplified structure, alleviate deadweight, thickness of slab limit little, the manufacturing cycle is short, cost is low, can connect advantage such as different metal material, so welded application is very extensive.In large scale structures such as bridge, storage tank, pressure vessel, boats and ships, welding is an indispensable heat processing technique in its manufacture process, in structures such as Aero-Space, nuclear energy uses, electronic information, sea boring, skyscraper, also utilized the outstanding achievement of solder technology.Along with The development in society and economy, this demand is constantly increasing.
Along with the continuous increase of equipment size and quality, the more and more harshness of condition of work, all can run into many difficulties in the manufacturing of large-scale weldment, transportation and the installation process.Therefore, all adopt the high-intensity high-tenacity material as best one can in the manufacture process of equipment, the stress that causes is thus concentrated and problem such as weld defect also increases thereupon, and also more and more frequent by the accident that Welding Problems causes, the harmfulness of accident is also more and more serious.Large welded structures in manufacture process often owing to reason such as the influence of deviation, residual stress state and the metallurgical element variation of welding technology and appointed condition and joint microstructure and performance be inhomogeneous, in weld seam, produce in various degree and defectives such as the pore of quantity, slag inclusion, incomplete fusion, lack of penetration and crackle, if the defect level of weld seam is little, can cause reasons such as secondary defect in the verification acceptability limit or because of reprocessing the too high and process that reprocess of cost, these usabilities that have the large-scale weldment of defective tend to be subjected to these defect influence.Simultaneously, large welded structures is basic often equipment in the process under arms, the effect of bearing High Temperature High Pressure and Korrosionsmedium.Because material problem own, the influence that produces defective and unrelieved stress etc. in the welding process crackle may occur, and the possibility of expansion is arranged in phase designed life of product or during the extended active duty.Therefore, in the equipment military service phase, need carry out regular multiposition point continuous monitoring, and then guarantee the safety of whole operation device operation welded structure.Yet traditional manual detection can not in time be found defective because sense cycle is long, often can not effectively reduce the probability that accident appears in large welded structures in-service.
Summary of the invention
The present invention is in order to solve when welded structure being carried out regular multiposition point continuous monitoring, can not in time find defective because traditional manual detection cycle is long, thereby cause large welded structures to occur the problem of accident in-service easily, now propose a kind of welded structure service state detection system and detection method based on wireless communication technique.
Based on the welded structure service state detection system of wireless communication technique, it comprises: PC, first wireless module, second wireless module, level switch module, first control module, second control module and welding checkout equipment;
The control signal input/output terminal of PC connects the wireless signal input/output terminal of first wireless module by USB interface, the wireless signal input/output terminal of second wireless module connects the wireless signal input/output terminal of level switch module, first wireless module and second wireless module are realized data interaction by wireless communication mode, the control signal input/output terminal of level switch module connects the control signal input/output terminal of first control module, the control signal output ends of first control module connects the signal input part of welding checkout equipment, the data type signal output part of first control module connects the data type signal input part of second control module, the detection signal input end of second control module connects the detection signal output terminal of welding checkout equipment, and the control signal output ends of second control module connects the signal input end of level switch module.
Above-mentioned welded structure service state detection system based on wireless communication technique also comprises the sensor switch unit, and the switching signal output terminal of first control module connects the signal input part of sensor switch unit.
Above-mentioned welded structure service state detection system based on wireless communication technique also comprises display module, and the shows signal output terminal of first control module connects the signal input part of display module.
Above-mentioned welded structure service state detection system based on wireless communication technique also comprises touch modules, and the touch signal input end of first control module connects the signal output part of touch modules.
Above-mentioned PC has been embedded in detection module, and this detection module comprises: the module that gets parms, obtain waveform module and data access and playback module; The module that gets parms comprises preset parameter acquisition module and custom parameter acquisition module, obtains waveform module and comprises and refresh waveform module and adjust waveform module that data access and playback module comprise the sending module of the memory module and the data of data.
Adopt the welded structure service state detection method of above-mentioned welded structure service state detection system implementation method based on wireless communication technique based on wireless communication technique, PC will obtain the parameter of welding checkout equipment or the order of waveform sends to first control module by the wireless data transmission mode, start welded structure service state testing process, described testing process is:
Step 1: first control module carries out translation data form, translation data type and deletion processing of redundant data to the order that obtains, after the processing this order is sent to the welding checkout equipment, the data type that to order sends to second control module simultaneously, and execution in step two then;
Step 2: the welding checkout equipment sends to second control module with detected welded parameter or waveform, and execution in step three then;
Step 3: second control module cushions welded parameter or the waveform that step 2 obtains, and this welded parameter or waveform are carried out translation data form, translation data type and deletion processing of redundant data according to the data type that step 1 obtained, data after obtaining handling, and these data are sent to PC by level switch module and wireless module, execution in step four then;
Step 4: PC is handled and verification the data that step 3 obtained, and then welded parameter or waveform is shown, and when this parameter exceeded safe range, PC ejected alert box.
Welded structure service state detection system and detection method based on wireless communication technique of the present invention, can and not change under the condition of original welding checkout equipment in lower cost of development, only by the operation on PC, just can realize the function of remote monitoring and multiple spot continuous and automatic detection regularly, thereby shorten sense cycle; And native system only needs to develop communication system on the basis of original defect-detecting equipment, and compared to the required cycle of a complete device newly developed, the present invention has shortened the exploitation required cycle of special inspecting equipment greatly.Welded structure service state detection system based on wireless communication technique of the present invention can the large-scale weldment of long-distance wireless monitoring the service state of crucial weld seam in-service, can also when potential danger appears in welded structure, in time warn the user, significantly reduce the accident that large welded structures causes owing to welding seam failure compared to manual detection.
Description of drawings
Fig. 1 is the theory diagram of the welded structure service state detection system based on wireless communication technique of the present invention;
Fig. 2 is the process flow diagram of the welded structure service state detection method based on wireless communication technique of the present invention;
Fig. 3 is of the present invention based on functions of control program modular structure synoptic diagram in the PC in the welded structure service state detection system of wireless communication technique;
Fig. 4 is the part interface synoptic diagram based on PC software in the welded structure service state detection system of wireless communication technique of the present invention.
Embodiment
Embodiment one: specify present embodiment with reference to Fig. 1.The described welded structure service state detection system of present embodiment based on wireless communication technique, it comprises: PC, first wireless module, second wireless module, level switch module, first control module, second control module and welding checkout equipment;
The control signal input/output terminal of PC connects the wireless signal input/output terminal of first wireless module by USB interface, the wireless signal input/output terminal of second wireless module connects the wireless signal input/output terminal of level switch module, first wireless module and second wireless module are realized data interaction by wireless communication mode, the control signal input/output terminal of level switch module connects the control signal input/output terminal of first control module, the control signal output ends of first control module connects the signal input part of welding checkout equipment, the data type signal output part of first control module connects the data type signal input part of second control module, the detection signal input end of second control module connects the detection signal output terminal of welding checkout equipment, and the control signal output ends of second control module connects the signal input end of level switch module.
Embodiment two: present embodiment is that embodiment one described welded structure service state detection system based on wireless communication technique is described further, in the present embodiment, welded structure service state detection system based on wireless communication technique also comprises the sensor switch unit, and the switching signal output terminal of first control module connects the signal input part of sensor switch unit.
Embodiment three: present embodiment is that embodiment one or two described welded structure service state detection systems based on wireless communication technique are described further, in the present embodiment, welded structure service state detection system based on wireless communication technique also comprises display module, and the shows signal output terminal of first control module connects the signal input part of display module.
Embodiment four: present embodiment is that embodiment one, two or three described welded structure service state detection systems based on wireless communication technique are described further, in the present embodiment, welded structure service state detection system based on wireless communication technique also comprises touch modules, and the touch signal input end of first control module connects the signal output part of touch modules.
First wireless module, second wireless module, level switch module, sensor switch unit, display module, touch modules, first control module and second control module have been formed the communication control system based on the welded structure service state detection system of wireless communication technique, and the function of described communication control system is as follows:
The data transfer mode translation function is provided, that is: makes the communication modes of welding checkout equipment, PC adapt to wireless transport module; The multiple sensor handoff functionality is provided, can be by the switching of PC Long-distance Control sensor; The data buffering function is provided, guarantees that the PC end can receive and handle all data that the welding checkout equipment sends; The instruction recognition function is provided, can discerns the effect of PC different instruction; Verifying function is provided, guarantees the accuracy of data; Provide debug function, the position that can failure judgement when breaking down occurs in system.
Embodiment five: specify present embodiment with reference to Fig. 3.Present embodiment is described further embodiment one described welded structure service state detection system based on wireless communication technique, in the present embodiment, PC has been embedded in detection module, and this detection module comprises: the module that gets parms, obtain waveform module and data access and playback module; The module that gets parms comprises preset parameter acquisition module and custom parameter acquisition module, obtains waveform module and comprises and refresh waveform module and adjust waveform module that data access and playback module comprise the sending module of the memory module and the data of data.
The communication control system of the welded structure service state detection system based on wireless communication technique of the present invention, above-mentioned detection module can be as pc control procedure, and functions of control program is as follows in the PC, shown in accompanying drawing 3:
Preset parameter acquisition module and custom parameter acquisition module can obtain the detected welded parameter of welding checkout equipment; Refresh waveform module and adjust waveform module and the data that receive can be showed the user in the mode of waveform, and the user can operate this waveform; The sending module of data can send default order, also can send user-defined order; The memory module of data can be stored with playback and be detected data and detection waveform.
Embodiment six: present embodiment is that embodiment one described welded structure service state detection system based on wireless communication technique is described further, in the present embodiment, wireless module is 433MHz communication module, 2.4G communication module or GSM mobile handset cellular radio Communication module.
Embodiment seven: present embodiment is that embodiment one described welded structure service state detection system based on wireless communication technique is described further, and in the present embodiment, the welding checkout equipment is a ultrasonic test equipment.
Embodiment eight: specify present embodiment with reference to Fig. 2 and Fig. 4.Present embodiment employing embodiment one described welded structure service state detection system based on wireless communication technique realizes the welded structure service state detection method based on wireless communication technique, in the present embodiment, PC will obtain the parameter of welding checkout equipment or the order of waveform sends to first control module by the wireless data transmission mode, start welded structure service state testing process, described testing process is:
Step 1: first control module carries out translation data form, translation data type and deletion processing of redundant data to the order that obtains, after the processing this order is sent to the welding checkout equipment, the data type that to order sends to second control module simultaneously, and execution in step two then;
Step 2: the welding checkout equipment sends to second control module with detected welded parameter or waveform, and execution in step three then;
Step 3: second control module cushions welded parameter or the waveform that step 2 obtains, and this welded parameter or waveform are carried out translation data form, translation data type and deletion processing of redundant data according to the data type that step 1 obtained, data after obtaining handling, and these data are sent to PC by level switch module and wireless module, execution in step four then;
Step 4: PC is handled and verification the data that step 3 obtained, and then welded parameter or waveform is shown, and when this parameter exceeded safe range, PC ejected alert box.
Embodiment nine: present embodiment is that embodiment eight described welded structure service state detection methods based on wireless communication technique are described further, in the present embodiment, the safe range described in the step 4 is the parameter area of welded structure to be measured under safe work state.This parameter area can be set according to welded design parameter.
Embodiment ten: present embodiment is that embodiment eight described welded structure service state detection methods based on wireless communication technique are described further, in the present embodiment, described welded structure service state detection system based on wireless communication technique also comprises display module, and the shows signal output terminal of first control module connects the signal input part of display module; Can also be sent to first control module by wireless module and level switch module by PC based on caution signal described in the step 4 of the welded structure service state detection method of wireless communication technique, first control module sends to display module with this caution signal again.
Embodiment 11: adopt that embodiment one is described can also to realize welding the method to set up of checkout equipment parameter based on the welded structure service state detection system of wireless communication technique, this method realizes by following steps:
The order that PC will be provided with welding checkout equipment parameter sends to first control module by the wireless data transmission mode, start the process that welded structure is provided with parameter, described setting up procedure is: step 1: first control module carries out translation data form, translation data type and deletion processing of redundant data to the order that obtains, after the processing this order is sent to the welding checkout equipment, execution in step two then:
Step 2: the welding checkout equipment is provided with its parameter according to the order that step 1 obtains;
Embodiment 12: adopt that embodiment three is described can also to realize the changing method of multiple sensor based on the welded structure service state detection system of wireless communication technique, this method realizes by following steps:
The order that PC will switch multiple sensor sends to first control module by the wireless data transmission mode, starts the process of switching multiple sensor, and described handoff procedure is:
Step 1: first control module is by the duty of the order request change sensor that obtains, and the result after will changing sends to display module and PC simultaneously, and execution in step two then;
Step 2: PC upgrades the duty of sensor, finishes the switching of multiple sensor.
Claims (10)
1. based on the welded structure service state detection system of wireless communication technique, it is characterized in that it comprises: PC, first wireless module, second wireless module, level switch module, first control module, second control module and welding checkout equipment;
The control signal input/output terminal of PC connects the wireless signal input/output terminal of first wireless module by USB interface, the wireless signal input/output terminal of second wireless module connects the wireless signal input/output terminal of level switch module, first wireless module and second wireless module are realized data interaction by wireless communication mode, the control signal input/output terminal of level switch module connects the control signal input/output terminal of first control module, the control signal output ends of first control module connects the signal input part of welding checkout equipment, the data type signal output part of first control module connects the data type signal input part of second control module, the detection signal input end of second control module connects the detection signal output terminal of welding checkout equipment, and the control signal output ends of second control module connects the signal input end of level switch module.
2. the welded structure service state detection system based on wireless communication technique according to claim 1, it is characterized in that, welded structure service state detection system based on wireless communication technique also comprises the sensor switch unit, and the switching signal output terminal of first control module connects the signal input part of sensor switch unit.
3. the welded structure service state detection system based on wireless communication technique according to claim 1 and 2, it is characterized in that, welded structure service state detection system based on wireless communication technique also comprises display module, and the shows signal output terminal of first control module connects the signal input part of display module.
4. according to claim 1,2 or 3 described welded structure service state detection systems based on wireless communication technique, it is characterized in that, welded structure service state detection system based on wireless communication technique also comprises touch modules, and the touch signal input end of first control module connects the signal output part of touch modules.
5. the welded structure service state detection system based on wireless communication technique according to claim 1, it is characterized in that, PC has been embedded in detection module, and this detection module comprises: the module that gets parms, obtain waveform module and data access and playback module; The module that gets parms comprises preset parameter acquisition module and custom parameter acquisition module, obtains waveform module and comprises and refresh waveform module and adjust waveform module that data access and playback module comprise the sending module of the memory module and the data of data.
6. the welded structure service state detection system based on wireless communication technique according to claim 1 is characterized in that, wireless module is 433MHz communication module, 2.4G communication module or GSM mobile handset cellular radio Communication module.
7. the welded structure service state detection system based on wireless communication technique according to claim 1 is characterized in that the welding checkout equipment is a ultrasonic test equipment.
8. the described welded structure service state detection system based on wireless communication technique of employing claim 1 realizes the welded structure service state detection method based on wireless communication technique, it is characterized in that, PC will obtain the parameter of welding checkout equipment or the order of waveform sends to first control module by the wireless data transmission mode, start welded structure service state testing process, described testing process is:
Step 1: first control module carries out translation data form, translation data type and deletion processing of redundant data to the order that obtains, after the processing this order is sent to the welding checkout equipment, the data type that to order sends to second control module simultaneously, and execution in step two then;
Step 2: the welding checkout equipment sends to second control module with detected welded parameter or waveform, and execution in step three then;
Step 3: second control module cushions welded parameter or the waveform that step 2 obtains, and this welded parameter or waveform are carried out translation data form, translation data type and deletion processing of redundant data according to the data type that step 1 obtained, data after obtaining handling, and these data are sent to PC by level switch module and wireless module, execution in step four then;
Step 4: PC is handled and verification the data that step 3 obtained, and then welded parameter or waveform is shown, and when this parameter exceeded safe range, PC ejected alert box.
9. the welded structure service state detection method based on wireless communication technique according to claim 8 is characterized in that the safe range described in the step 4 is the parameter area of welded structure to be measured under safe work state.
10. the welded structure service state detection method based on wireless communication technique according to claim 8, it is characterized in that, described welded structure service state detection system based on wireless communication technique also comprises display module, and the shows signal output terminal of first control module connects the signal input part of display module; Can also be sent to first control module by wireless module and level switch module by PC based on caution signal described in the step 4 of the welded structure service state detection method of wireless communication technique, first control module sends to display module with this caution signal again.
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| CN109262139A (en) * | 2018-10-10 | 2019-01-25 | 南京理工大学 | Laser welding system and its working method suitable for pre- polishing welding seams |
| CN109290679A (en) * | 2018-10-10 | 2019-02-01 | 南京理工大学 | Suitable for detecting the laser welding system and its working method of weld seam automatically |
| CN115106682A (en) * | 2021-03-19 | 2022-09-27 | 润智科技有限公司 | Full-automatic welding machine data interaction method |
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| CN103217474B (en) | 2015-02-18 |
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