CN216622127U

CN216622127U - Automatic diagnosis device for macroscopic defects of welding seams

Info

Publication number: CN216622127U
Application number: CN202122595428.3U
Authority: CN
Inventors: 史建涛; 缪春生; 俞扬; 费宏伟; 马容忠
Original assignee: Special Equipment Safety Supervision Inspection Institute of Jiangsu Province
Current assignee: Special Equipment Safety Supervision Inspection Institute of Jiangsu Province
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-05-27
Anticipated expiration: 2031-10-27

Abstract

The utility model discloses an automatic diagnosis device for macroscopic defects of welding seams, which comprises a diagnosis device body, wherein the diagnosis device body comprises a control box, a visual sensor and a code spraying and marking device, a CPU (central processing unit) control module, an image processing module, a communication module and a sound and light alarm module are arranged in the control box, the image processing module, the communication module and the sound and light alarm module are respectively and electrically connected with the CPU control module, the visual sensor is electrically connected with the image processing module, and the code spraying and marking device is electrically connected with the CPU control module. The utility model has reasonable structural design, convenient use, can carry out early warning in time when detecting the surface defects of the welding seams, has wide detection range and is beneficial to industrialized production and application.

Description

Automatic diagnosis device for macroscopic defects of welding seams

Technical Field

The utility model relates to the technical field of detection equipment, in particular to an automatic diagnosis device for macroscopic defects of welding seams.

Background

Surface defects such as surface cracks, pores, undercuts and flashes may occur during the manufacturing process of the pressure vessel. The presence of these surface defects would be a significant compromise to the safety performance of the pressure vessel, and therefore would require inspection of the surfaces to which they are welded during the manufacturing process of the pressure vessel. The detection means conventionally used in the prior art generally include surface nondestructive detection methods (such as magnetic particle inspection or penetrant inspection) and macroscopic detection by human eyes. The traditional surface nondestructive testing method is time-consuming and labor-consuming in use, the surface of a welding line needs to be cleaned after the testing is finished, a large amount of labor and professional consumables need to be consumed, and the manufacturing cost of the pressure vessel is greatly increased. Meanwhile, the artificial naked eye detection is greatly influenced by subjective factors, so that the requirements of people cannot be met in the actual application process.

In contrast, a non-contact weld surface defect detection technology appears in the prior art, which is a novel detection technology based on computer vision, and the principle is that a sensor (visual sensor) similar to human visual sense is used to acquire image information of a detection object, and then a central processing system processes and judges the acquired image information in real time according to a specific image processing algorithm, so that a detection result is finally obtained. The welding seam surface defect detection device who routinely uses non-contact on the existing market can't carry out timely early warning after detecting the defect when using to operating personnel can't in time know and detect the abnormal conditions, consequently can't satisfy people's requirement when using.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems that the non-contact welding seam surface defect detection device in the prior art cannot perform early warning in time after detecting defects when in use; the automatic diagnosis device for the macroscopic defects of the welding seams is provided, so that the technical effect that the diagnosis device can perform early warning in time after detecting the defects in the detection process is achieved.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the automatic diagnosis device for the macroscopic defects of the welding seams comprises a diagnosis device body, wherein the diagnosis device body comprises a control box, a visual sensor and a code spraying and marking device, a CPU control module, an image processing module, a communication module and a sound-light alarm module are arranged in the control box, the image processing module, the communication module and the sound-light alarm module are respectively and electrically connected with the CPU control module, the visual sensor is electrically connected with the image processing module, and the code spraying and marking device is electrically connected with the CPU control module.

The communication module and the sound-light alarm module can effectively play a role in early warning when in use, wherein the communication module is used for carrying out signal transmission with an external mobile terminal when in use and transmitting a detection result to the external mobile terminal, so that the technical effect of timely early warning after a defect is detected in the detection process is achieved.

On the basis of the technical scheme, the utility model can be further improved as follows.

As a preferred technical solution of the present invention, the diagnostic apparatus body further includes a fixing rod, a slider slidably engaged with the fixing rod, and a first driving mechanism for driving the slider to slide on the fixing rod, the control box is fixed on the fixing rod, and the visual sensor and the code-spraying marking device are both fixed on the slider.

Adopt above-mentioned preferred technical scheme's beneficial effect be, through all setting up visual sensor and spouting a yard marking device on the slider, and slide and can slide along the dead lever for visual sensor and spout a yard marking device can follow the slider and slide along the dead lever when using, thereby improve its detection range.

As a preferred technical solution of the present invention, a lighting device is fixedly provided on the slider at a position corresponding to a side of the vision sensor.

Adopt above-mentioned preferred technical scheme's beneficial effect to be, can improve the visual sensor effect of visual sensor in the use through set up lighting device beside the visual sensor, avoid influencing the condition of visual sensor sensing effect because external environment light is inconsistent, improve the diagnosis accuracy of diagnostic device body.

As a preferred technical solution of the present invention, the diagnostic apparatus body further includes a moving frame, the moving frame includes a horizontal workbench, a mounting frame fixed on the horizontal workbench, and a plurality of universal wheels arranged at the bottom end of the horizontal workbench, the mounting frame is provided with two parallel slide rails, opposite ends of the fixing rod are respectively slidably engaged with the corresponding slide rails, and the moving frame is further provided with a second driving mechanism for driving the fixing rod to slide on the slide rails.

Adopt above-mentioned preferred technical scheme's beneficial effect to be, make whole diagnostic device body can be convenient for remove when using through the removal frame that sets up, improve its result of use, the slide rail that sets up simultaneously can further improve the detection range of diagnostic device body.

The utility model has the beneficial effects that:

1. the communication module and the sound-light alarm module can effectively play a role in early warning when in use, wherein the communication module is used for carrying out signal transmission with an external mobile terminal when in use and transmitting a detection result to the external mobile terminal, so that the technical effect of timely early warning after a defect is detected in the detection process is achieved;

2. the detection range of the diagnosis device body can be effectively improved through the arranged fixed rod and the arranged slide rail;

3. the movable frame is arranged, so that the whole diagnostic device body can be conveniently moved when in use, and the using effect of the diagnostic device body is improved.

Drawings

Fig. 1 is a schematic front view of the structure of embodiment 1 of the present invention;

FIG. 2 is a schematic diagram of the working principle of embodiment 1 of the present invention;

FIG. 3 is a schematic right-view structural diagram according to embodiment 2 of the present invention;

the symbols in the figures illustrate:

the device comprises a control box 1, a vision sensor 2, a code spraying and marking device 3, an audible and visual alarm module 4, a fixed rod 5, a sliding block 6, a first driving mechanism 7, a lighting device 8, a horizontal workbench 9, a mounting rack 10, universal wheels 11, a sliding rail 12 and a second driving mechanism 13.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings.

At present, the non-contact welding seam surface defect detection device that among the prior art conventional use detects can't carry out timely early warning behind the defect when using to operating personnel can't in time know and detect the abnormal conditions, consequently can't satisfy people's requirement when using.

Therefore, the present invention provides an automatic diagnosis device for macroscopic defects of welding seams to solve the above problems.

The present invention provides the following preferred embodiments

Example 1

As shown in fig. 1, an automatic diagnosis device for macroscopic defects of welding seams comprises a diagnosis device body, wherein the diagnosis device body comprises a control box 1, a visual sensor 2 and a code spraying and marking device 3, a CPU control module (not shown), an image processing module (not shown), a communication module (not shown) and an acousto-optic alarm module 4 are arranged in the control box 1, specifically, in this embodiment, the CPU control module, the image processing module, the communication module and the acousto-optic alarm module 4 are all conventionally used in the prior art and are well known by those skilled in the art, when in installation, the image processing module, the communication module and the acousto-optic alarm module 4 are respectively electrically connected with the CPU control module, the visual sensor 2 is electrically connected with the image processing module, when the visual sensor is used, the visual sensor 2 is used for collecting the welding seam surface image on the pressure container and transmitting the collected image to the image processing module for analysis and processing, and the image processing module transmits an analysis result to the CPU control module after analysis is completed; the code spraying and marking device 3 is electrically connected with the CPU control module, when the CPU control module receives a detection result that the weld surface has defects, signals are respectively sent to the communication module, the acousto-optic alarm module 4 and the code spraying and marking device 3, the communication module sends the signals to an external mobile terminal for early warning after receiving the signals of the CPU control module, the acousto-optic alarm module 4 starts acousto-optic alarm after receiving the signals of the CPU control module, and the code spraying and marking device 3 starts automatic code spraying and marking after receiving the signals of the CPU control module. Specifically, in this embodiment, the code-spraying marking device is also a code-spraying marking device that is commonly used in the prior art and is well known to those skilled in the art, and the specific structure and the operation principle thereof are common knowledge and will not be described again.

In this embodiment, in order to improve the detection range of the diagnostic apparatus body when in use, the diagnostic apparatus body further includes a fixing rod 5, a slider 6 slidably clamped on the fixing rod 5, and a first driving mechanism 7 for driving the slider 6 to slide on the fixing rod 5, specifically, in this embodiment, the first driving mechanism 7 is a driving mechanism that is driven by a motor conventionally used in the prior art and known to those skilled in the art and is matched with a screw and nut transmission mechanism, and in an actual application process, those skilled in the art can also adopt other driving mechanisms conventionally used in the prior art to perform adaptive matching according to actual needs; the control box 1 is fixed on the fixing rod 5, and the visual sensor 2 and the code spraying and marking device 3 are both fixed on the sliding block 6. In the actual application process, a person skilled in the art can fix the fixed rod 5 and the control box 1 on a fixed detection frame to perform assembly line type detection application, and can also fix the fixed rod 5 and the control box 1 on a movable frame to improve the flexibility of the diagnostic device in the actual application;

in this embodiment, in order to avoid the situation that the sensing effect of the visual sensor is affected due to the non-uniform external ambient light, and improve the diagnosis accuracy of the diagnosis device body, an illumination device 8 is fixedly arranged on the slide block 6 at a position corresponding to the side of the visual sensor 2, and in this embodiment, the illumination device 8 is an illumination lamp with a mobile power supply, which is conventionally used in the prior art and is well known to those skilled in the art.

Example 2

This embodiment is different from embodiment 1 described above in that: the diagnostic device body also comprises a movable frame, the movable frame comprises a horizontal workbench 9, a mounting frame 10 fixed on the horizontal workbench 9 and a plurality of universal wheels 11 arranged at the bottom end of the horizontal workbench 9, two parallel slide rails 12 are arranged on the mounting rack 10, the opposite ends of the fixed rod 5 are respectively clamped on the corresponding slide rails 12 in a sliding manner, the moving frame is further provided with a second driving mechanism 13 for driving the fixing rod 5 to slide on the slide rail, specifically, in this embodiment, the second driving mechanism 13 is a driving mechanism driven by a motor matched with a screw-nut transmission mechanism conventionally used in the prior art and well known to those skilled in the art, in the practical application process, a person skilled in the art can also adopt other driving mechanisms conventionally used in the prior art to carry out adaptive matching according to actual needs.

This embodiment makes whole diagnostic device body can be convenient for remove when using through the removal frame that sets up, improves its result of use, and the slide rail that sets up simultaneously can further improve the detection range of diagnostic device body.

Finally, it should be noted that: these embodiments are merely illustrative of the present invention and do not limit the scope of the present invention. In addition, other variations and modifications will be apparent to persons skilled in the art based on the foregoing description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the utility model may be made without departing from the scope of the utility model.

Claims

1. The utility model provides a welding seam macroscopic defect automatic diagnosis device, includes the diagnostic device body, its characterized in that: the diagnosis device body comprises a control box (1), a vision sensor (2) and a code spraying and marking device (3), wherein a CPU control module, an image processing module, a communication module and an audible and visual alarm module (4) are arranged in the control box (1), the image processing module, the communication module and the audible and visual alarm module (4) are respectively electrically connected with the CPU control module, the vision sensor (2) is electrically connected with the image processing module, and the code spraying and marking device (3) is electrically connected with the CPU control module.

2. The automatic weld macroscopic defect diagnosis device according to claim 1, characterized in that: the diagnosis device body further comprises a fixed rod (5), a sliding block (6) which is clamped on the fixed rod (5) in a sliding mode, and a first driving mechanism (7) which is used for driving the sliding block (6) to slide on the fixed rod (5), the control box (1) is fixed on the fixed rod (5), and the visual sensor (2) and the code spraying and marking device (3) are fixed on the sliding block (6).

3. The automatic diagnosis device for macroscopic defects of welding seams as recited in claim 2, characterized in that: and a lighting device (8) is fixedly arranged on the sliding block (6) at a position corresponding to the side of the visual sensor (2).

4. The automatic diagnosis device for macroscopic defects of welding seams as recited in claim 2, characterized in that: the diagnosis device body is still including removing the frame, remove frame including horizontal table (9), be fixed in mounting bracket (10) and a plurality of on horizontal table (9) and set up in universal wheel (11) of horizontal table (9) bottom, be equipped with two parallel arrangement's slide rail (12) on mounting bracket (10), the relative both ends of dead lever (5) slide respectively on joint in slide rail (12) that correspond, it still is equipped with on the frame to be used for driving dead lever (5) gliding second actuating mechanism (13) on the slide rail to remove.