CN117405517B - Part welding strength detects machine - Google Patents

Part welding strength detects machine Download PDF

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Publication number
CN117405517B
CN117405517B CN202311703437.7A CN202311703437A CN117405517B CN 117405517 B CN117405517 B CN 117405517B CN 202311703437 A CN202311703437 A CN 202311703437A CN 117405517 B CN117405517 B CN 117405517B
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CN
China
Prior art keywords
frame
pressurizing
ring
outer box
pressurizing box
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Application number
CN202311703437.7A
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Chinese (zh)
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CN117405517A (en
Inventor
任腾
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Beijing Zhongzhi Lanrui Machinery Equipment Co ltd
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Beijing Zhongzhi Lanrui Machinery Equipment Co ltd
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Priority to CN202311703437.7A priority Critical patent/CN117405517B/en
Publication of CN117405517A publication Critical patent/CN117405517A/en
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
    • G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
    • G01N3/12—Pressure testing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/06—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool
    • G01M3/08—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for pipes, cables or tubes; for pipe joints or seals; for valves; for welds
    • G01M3/088—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for pipes, cables or tubes; for pipe joints or seals; for valves; for welds for welds
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/02—Details
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/02—Details
    • G01N3/06—Special adaptations of indicating or recording means
    • G01N3/068—Special adaptations of indicating or recording means with optical indicating or recording means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/0001—Type of application of the stress
    • G01N2203/0003—Steady
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/0014—Type of force applied
    • G01N2203/0016—Tensile or compressive
    • G01N2203/0019—Compressive
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/003—Generation of the force
    • G01N2203/0042—Pneumatic or hydraulic means
    • G01N2203/0048—Hydraulic means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/0058—Kind of property studied
    • G01N2203/006—Crack, flaws, fracture or rupture
    • G01N2203/0062—Crack or flaws
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02—Details not specific for a particular testing method
    • G01N2203/026—Specifications of the specimen
    • G01N2203/0296—Welds
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02—Details not specific for a particular testing method
    • G01N2203/06—Indicating or recording means; Sensing means
    • G01N2203/0641—Indicating or recording means; Sensing means using optical, X-ray, ultraviolet, infrared or similar detectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02—Details not specific for a particular testing method
    • G01N2203/06—Indicating or recording means; Sensing means
    • G01N2203/067—Parameter measured for estimating the property
    • G01N2203/0676—Force, weight, load, energy, speed or acceleration
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02—Details not specific for a particular testing method
    • G01N2203/06—Indicating or recording means; Sensing means
    • G01N2203/067—Parameter measured for estimating the property
    • G01N2203/0688—Time or frequency

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Examining Or Testing Airtightness (AREA)

Abstract

The invention relates to the technical field of detection equipment, in particular to a part welding strength detector, which comprises an outer box body and further comprises: two sets of pipeline supporting structures mounted in the outer box body; the pressurizing detection structure comprises a pressurizing box fixedly installed in the outer box body, a pressure control assembly is installed on the pressurizing box, the pressurizing box is connected with a machine vision detection mechanism, openings are formed in two sides of the pressurizing box, a pipeline sealing structure connected with the pressurizing box is movably installed on the openings, and a ring-type welding seam leakage detection mechanism is movably installed in the pressurizing box; a marking structure arranged in the outer box body. The invention simulates the situation of the welding seam under the water pressure, and the detection data of the pressure control assembly, the machine vision detection mechanism and the ring-type welding seam leakage detection mechanism are used for judging the generation time of leakage and the water pressure when the leakage is caused, so that the actual strength of the welding seam under the water is judged.

Description

Part welding strength detects machine
Technical Field
The invention relates to the technical field of detection equipment, in particular to a component welding strength detector.
Background
Welding is a manufacturing process and technique that joins metals or other thermoplastic materials, such as plastics, by means of heat, high temperature or high pressure. On the parts of different functions, the main effect played by the welding seam formed by welding is different, the welding seam on the transmission part plays a role of power transmission, the welding seam between the parts used for conveying materials generally plays a role of connection, the part of the parts needing to be sealed needs the welding seam to play a role of isolation, the quality of the welding seam produced by welding is uneven, and in order to more directly know the welding strength of the parts, a part welding strength detector is often used for detecting the quality of the welding seam.
Although the existing ultrasonic equipment can find bubbles and cracks in the welding line, the strength of the welding line with bubbles and cracks is not qualified, for example, the welding line and the bubbles only have the surface layer of the welding line or the welding line and the bubbles are very tiny, so that the detection data of ultrasonic still need to be matched with the experience of personnel to judge the welding strength, the detection mode of smearing soapy water on the welding line is only suitable for the condition that the pressure in the pipeline is higher than the external pressure, in the actual use process, the welded pipeline is often buried underground or under water, at the moment, the welding line needs to play a sealing role besides the connecting role, and the existing detection equipment can not detect whether the pipeline leaks or not while simulating the underwater condition.
Disclosure of Invention
The invention aims to provide a component welding strength detector for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a part welding strength detects machine, includes outer box, installs the pneumatic valve on the outer box, installs the control cabinet on the outer box, installs the chamber door on the outer box, still includes:
two sets of pipeline support structures mounted in the outer box body, the pipeline support structures being used for providing support for the pipeline;
the pressurizing detection structure comprises a pressurizing box fixedly installed in the outer box body, a pressure control assembly is installed on the pressurizing box, the pressurizing box is connected with a machine vision detection mechanism, the machine vision detection mechanism judges water leakage points of welding seams based on a machine vision principle, openings are formed in two sides of the pressurizing box, a pipeline sealing structure connected with the pressurizing box is movably installed on the openings, and a ring-type welding seam leakage detection mechanism for detecting the water leakage points is movably installed in the pressurizing box;
and the marking structure is arranged in the outer box body and is used for carrying out paint spraying identification operation on the water leakage points.
As a further improvement of the invention: the pipeline supporting structure comprises a supporting frame fixedly installed in the outer box body, a plurality of groups of first active telescopic frames are fixedly installed in the supporting frame, and rollers are rotatably installed at the moving ends of the first active telescopic frames.
As a further improvement of the invention: the machine vision detection mechanism comprises an annular supporting frame fixedly installed in the pressurizing box, a plurality of groups of waterproof cameras are fixedly installed on the annular supporting frame along the circumferential direction, the waterproof cameras are in communication connection with an image processing module fixedly connected with the outer box body, and the image processing module is in communication connection with the control console.
As a further improvement of the invention: the ring type welding seam leakage detection mechanism comprises a second active telescopic frame fixedly connected with an outer box body, a mounting frame is fixedly installed on the second active telescopic frame, an extrusion ring is fixedly connected with the mounting frame, a guide frame is fixedly connected with the mounting frame, a baffle is fixedly installed at the end part of the guide frame, which is far away from the second active telescopic frame, two groups of linkage frames are slidably installed on the guide frame, four groups of hinge assemblies are hinged to each group of linkage frames, the hinge assemblies are hinged to inclined blocks, a humidity detection probe is installed on each inclined block, a first active telescopic rod is installed between one group of linkage frames and the mounting frame, a double-output-shaft motor is fixedly installed on the mounting frame, a first gear is fixedly installed at the output end of the double-output-shaft motor, a rack is connected with the rack in a sliding connection mode, and the other groups of linkage frames are fixedly connected.
As a further improvement of the invention: the pipeline airtight structure comprises a hollow ring frame movably connected with the opening, a plurality of groups of lug plates are fixedly arranged on the hollow ring frame, the lug plates are movably connected with the pressurizing box through bolts, an elastic sealing ring is slidably arranged in the hollow ring frame, the hollow ring frame is fixedly connected with an air compressor through a bus head, and a first pressure relief valve is arranged on the hollow ring frame.
As a further improvement of the invention: the pressure control assembly comprises a second pressure relief valve fixedly arranged at the bottom of the pressurizing box, a liquid level meter is fixedly arranged in the pressurizing box, a pressure detection probe is arranged in the pressurizing box, a control valve is fixedly arranged at the top of the pressurizing box, the control valve is fixedly connected with a connecting pipe, and one end of the connecting pipe, which is far away from the control valve, is provided with a connecting part.
As a further improvement of the invention: the marking structure comprises an inner rack fixedly arranged in the outer box body, a motor is fixedly arranged on the inner rack, a first gear is fixedly connected with an output shaft of the motor, a second gear ring which is in meshed connection with the inner rack and is in rotary connection with the inner rack, and a paint spray gun is fixedly connected with the second gear ring.
Compared with the prior art, the invention has the beneficial effects that:
the method comprises the steps that the welded pipelines are placed on a pipeline supporting structure, welding seams among the pipelines are located in a pressurizing box, at the moment, the pipelines penetrate through a pipeline sealing structure, a machine vision detecting mechanism shoots welding seams among the pipelines, then the pipeline sealing structure is attached to the outer wall of the pipelines, water flows into the pressurizing box under the condition that an external water supply structure supplies water to a pressure control assembly, so that the welding seams among the pipelines are pressurized, a ring type welding seam leakage detecting mechanism moves into the pipelines and is attached to the welding seams, when the welding seams leak, the pressure control assembly monitors the water pressure reduction in the pressurizing box, the machine vision detecting mechanism shoots bubbles continuously generated due to welding seam leakage, and the ring type welding seam leakage detecting mechanism detects that the water flows into the pipelines through the welding seams.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of the present invention;
FIG. 2 is a schematic perspective view of another view according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view of an embodiment of the present invention;
FIG. 4 is a schematic view of a portion of a structure of an embodiment of the present invention;
FIG. 5 is a schematic view of a pipeline sealing structure according to an embodiment of the present invention;
FIG. 6 is a schematic perspective view of a closed structure of a pipeline according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of the cooperation of the annular supporting frame and the waterproof camera according to the embodiment of the invention;
FIG. 8 is a schematic perspective view of a ring-type weld leakage detection mechanism according to an embodiment of the present invention;
FIG. 9 is a schematic perspective view of an alternative view of an annular weld leakage detection mechanism according to an embodiment of the present invention;
FIG. 10 is an enlarged partial schematic view of FIG. 8A;
fig. 11 is a partially enlarged schematic illustration at B in fig. 9.
In the figure: 1. an outer case; 2. an air valve; 3. a console; 4. a conduit support structure; 5. a pressurization detection structure; 6. a pressurizing tank; 7. a pressure control assembly; 8. a machine vision detection mechanism; 9. an opening; 10. a pipeline sealing structure; 11. a ring type weld leakage detection mechanism; 12. marking a structure; 13. a support frame; 14. the first active telescopic frame; 15. a roller; 16. an annular support frame; 17. waterproof cameras; 18. an image processing module; 19. the second active telescopic frame; 20. a mounting frame; 21. a pressing ring; 22. a guide frame; 23. a baffle; 24. a hinge assembly; 25. a sloping block; 26. a humidity detection probe; 27. the first active telescopic rod; 28. a double-output shaft motor; 29. a first gear; 30. a rack; 31. a hollow ring frame; 32. an elastic sealing ring; 33. a busbar; 34. an air compressor; 35. a first pressure relief valve; 36. a second pressure relief valve; 37. a liquid level gauge; 38. a pressure detection probe; 39. a control valve; 40. a connecting pipe; 41. an inner frame; 42. a motor; 43. a second gear; 44. a second ring gear; 45. a paint spray gun; 46. a linkage frame; 47. ear plate.
Detailed Description
The technical scheme of the invention is further described in detail below with reference to the specific embodiments.
First, referring to fig. 1 to 11, a welding strength detector for components includes an outer case 1, a drain valve is installed on the outer case 1, an air valve 2 is installed on the outer case 1, a console 3 is installed on the outer case 1, the console 3 is used for performing data processing, data receiving and transmitting, data displaying and data inputting, the console 3 specifically includes a liquid crystal display panel, a control panel, a microcomputer, a box door is installed on the outer case 1, and the welding strength detector further includes:
two sets of pipe support structures 4 mounted in the outer casing 1, the pipe support structures 4 being adapted to provide support for pipes;
the pressurizing detection structure 5 is connected with the outer box body 1, the pressurizing detection structure 5 comprises a pressurizing box 6 fixedly installed in the outer box body 1, the pressurizing box 6 is arranged between two groups of pipeline supporting structures 4, a pressure control assembly 7 is installed on the pressurizing box 6, the pressurizing box 6 is connected with a machine vision detection mechanism 8, the machine vision detection mechanism 8 judges water leakage points of welding seams based on a machine vision principle, openings 9 are formed in two sides of the pressurizing box 6, a pipeline sealing structure 10 connected with the pressurizing box 6 is movably installed on the openings 9, and a ring type welding seam leakage detection mechanism 11 for detecting the water leakage points is movably installed in the pressurizing box 6;
and the marking structure 12 is arranged in the outer box body 1, and the marking structure 12 is used for carrying out paint spraying identification operation on the water leakage points.
The method comprises the steps that welded pipes are placed on a pipe supporting structure 4, welding lines among the pipes are located in a pressurizing box 6, at the moment, the pipes penetrate through a pipe sealing structure 10, a machine vision detecting mechanism 8 shoots welding lines among the pipes, the pipe sealing structure 10 is attached to the outer wall of the pipes, water flows into the pressurizing box 6 under the condition that an external water supply structure supplies water to a pressure control assembly 7, so that the welding lines among the pipes are pressurized, a ring-type welding line leakage detecting mechanism 11 moves into the pipes and is attached to the pipes, when the welding lines leak water, the pressure control assembly 7 monitors the water pressure reduction in the pressurizing box 6, the machine vision detecting mechanism 8 shoots bubbles continuously generated due to welding line leakage, the ring-type welding line leakage detecting mechanism 11 detects that the water flows into the pipes through the welding lines.
In one case of this embodiment, the pipe supporting structure 4 includes a supporting frame 13 fixedly installed in the outer box 1, the supporting frame 13 is fixedly connected with the pressurizing box 6, a plurality of groups of first active telescopic frames 14 are fixedly installed in the supporting frame 13, and a roller 15 is rotatably installed at a moving end of the first active telescopic frames 14. The first active telescopic frame 14 is used for adjusting the position of the roller 15, and the roller 15 is used for rolling and supporting the pipeline.
In one case of this embodiment, the machine vision detection mechanism 8 includes an annular supporting frame 16 fixedly installed in the pressurizing box 6, a plurality of groups of waterproof cameras 17 are fixedly installed on the annular supporting frame 16 along the circumferential direction, the waterproof cameras 17 are in communication connection with an image processing module 18 fixedly connected with the outer box 1, the image processing module 18 is specifically a protective shell fixedly connected with the outer box 1 and an image processing card installed in the protective shell, and the image processing card converts a picture shot by the waterproof cameras 17 into a digital image and sends the digital image to the console 3 for processing, storing, displaying and transmitting operations by the console 3, and the image processing module 18 is in communication connection with the communication connection. The waterproof camera 17 is used for shooting welding lines in water, the image processing module 18 is used for performing digital processing on pictures shot by the waterproof camera 17, then the processed data are transmitted to the console 3, and the console 3 is used for performing water leakage point judgment operation.
In one case of this embodiment, the ring-type welding seam leakage detection mechanism 11 includes a second active telescopic frame 19 fixedly connected with the outer box 1, a mounting frame 20 is fixedly installed on the second active telescopic frame 19, a pressing ring 21 is fixedly connected with the mounting frame 20, a guide frame 22 is fixedly connected with the mounting frame 20, a baffle 23 is fixedly installed at an end portion, far away from the second active telescopic frame 19, of the guide frame 22, two groups of linkage frames 46 are slidably installed on the guide frame 22, four groups of hinge assemblies 24 are hinged on each group of linkage frames 46, each group of hinge assemblies 24 comprises two hinge plates which are arranged in parallel, the hinge plates are hinged with the linkage frames 46, a bevel block 25 is hinged with the hinge assemblies 24, a humidity detection probe 26 is installed on the bevel block 25, a first active telescopic rod 27 is installed between one group of linkage frames 46 and the mounting frame 20, a double-output shaft motor 28 is fixedly installed on the mounting frame 20, a first gear 29 is in meshed connection with a rack 30 which is fixedly connected with the other group of linkage frames 46. The first initiative telescopic link 27 is used for driving a set of linkage frame 46 to remove, two play axle motor 28 drive first gear 29 rotate, first gear 29 drives rack 30 and removes, rack 30 drives another group linkage frame 46 and removes, the linkage frame 46 of removal drives the sloping block 25 through hinge assembly 24 and removes to baffle 23, sloping block 25 extrudees each other with baffle 23, thereby make sloping block 25 drive humidity detection probe 26 remove to the welding seam inner wall, sloping block 25 and humidity detection probe 26 extrude the welding seam, the position of mounting bracket 20 is adjusted to the second initiative telescopic link 19, thereby adjust the position of pipeline when avoiding pipeline to take place pivoted, in the linkage frame 46 drive sloping block 25 keep away from baffle 23 through hinge assembly 24's in-process, thereby make sloping block 25 be close to each other and break away from the welding seam with extrusion ring 21 extrusion, then under the drive of second initiative telescopic link 19, mounting bracket 20 keep away from the pipeline, thereby ring-type leak detection mechanism 11 breaks away from welding seam and pipeline conveniently.
In one case of this embodiment, the pipe sealing structure 10 includes two sets of hollow ring frames 31 movably connected to the opening 9, a plurality of sets of ear plates 47 are fixedly mounted on the hollow ring frames 31, the ear plates 47 are movably connected to the pressurizing tank 6 through bolts, an elastic sealing ring 32 is slidably mounted in the hollow ring frames 31, the hollow ring frames 31 are fixedly connected to an air compressor 34 through a bus head 33, the air compressor 34 is fixedly connected to the outer tank 1, and a first pressure release valve 35 is mounted on the hollow ring frames 31. The air compressor 34 supplies compressed air to the confluence head 33, the compressed air flows into the two groups of hollow ring frames 31 through the confluence head 33, and the high-pressure air presses the elastic sealing ring 32, so that the elastic sealing ring 32 is attached to the outer wall of the pipeline, water is prevented from leaking out of the joint between the pipeline sealing structure 10 and the pipeline, and meanwhile, the elastic sealing ring 32 deforms along with the pipeline when the pipeline deforms due to the deformation characteristic of the elastic sealing ring 32.
In one case of this embodiment, the pressure control assembly 7 includes a second pressure release valve 36 fixedly installed at the bottom of the pressurization tank 6, a liquid level meter 37 is fixedly installed in the pressurization tank 6, a pressure detection probe 38 is installed in the pressurization tank 6, a control valve 39 is fixedly installed at the top of the pressurization tank 6, the control valve 39 is fixedly connected with a connecting pipe 40 penetrating through the outer tank 1, a connecting portion is provided at one end of the connecting pipe 40 far away from the control valve 39, the connecting portion may be an internal thread, an external thread or a bayonet, and the connecting pipe 40 is used for connecting an external water supply structure. The outside water supply structure is used for carrying out water supply operation in the pressurizing tank 6 through the connecting pipe 40, the liquid level meter 37 is used for measuring the liquid level in the pressurizing tank 6, the pressure detection probe 38 is used for measuring the water pressure in the pressurizing tank 6, when the second pressure relief valve 36 is opened, water is discharged out of the pressurizing tank 6 from the second pressure relief valve 36, and the connecting pipe 40 is convenient to be additionally connected with a hard water supply pipeline in a mode that a connecting part is arranged at one end of the connecting pipe 40 far away from the control valve 39, so that the water level in the pressurizing tank 6 is conveniently lifted, and the water pressure in the pressurizing tank 6 is increased.
In the second embodiment, referring to fig. 1, 3 and 4, the marking structure 12 includes an inner frame 41 fixedly installed in the outer case 1, a motor 42 is fixedly installed on the inner frame 41, an output shaft of the motor 42 is fixedly connected with a second gear 43, the second gear 43 is meshed with a second gear ring 44 rotatably connected with the inner frame 41, and the second gear ring 44 is fixedly connected with a paint gun 45. Under the drive of ring type welding seam leakage detection mechanism 11 to the pipeline, the welding seam removes to spray gun 45, and motor 42 drives second gear 43 and rotates, and second gear 43 drives second ring gear 44 and rotates, and second ring gear 44 drives spray gun 45 and rotates, and spray gun 45 sprays paint the mark operation to revealing the point to be convenient for later stage personnel quick positioning the leakage point on the welding seam.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.

Claims (4)

1. The utility model provides a part welding strength detects machine, includes outer box, installs the pneumatic valve on the outer box, installs the control cabinet on the outer box, installs the chamber door on the outer box, its characterized in that still includes:
two sets of pipeline support structures mounted in the outer box body, the pipeline support structures being used for providing support for the pipeline;
the pressurizing detection structure comprises a pressurizing box fixedly installed in the outer box body, the pressurizing box is arranged between two groups of pipeline supporting structures, a pressure control assembly is installed on the pressurizing box, the pressurizing box is connected with a machine vision detection mechanism, the machine vision detection mechanism judges the water leakage point of a welding line based on a machine vision principle, openings are formed on two sides of the pressurizing box, a pipeline sealing structure connected with the pressurizing box is movably installed on the openings, a ring-type welding line leakage detection mechanism for detecting the water leakage point is movably installed in the pressurizing box, the machine vision detection mechanism comprises a ring-shaped supporting frame fixedly installed in the pressurizing box, a plurality of groups of waterproof cameras are fixedly installed on the ring-shaped supporting frame along the circumferential direction, the waterproof cameras are in communication connection with an image processing module fixedly connected with the outer box body, the image processing module is in communication connection with the control console, the ring-type welding seam leakage detection mechanism comprises a second active telescopic frame fixedly connected with an outer box body, a mounting frame is fixedly arranged on the second active telescopic frame, an extrusion ring is fixedly connected with the mounting frame, a guide frame is fixedly connected with the mounting frame, a baffle is fixedly arranged at the end part of the guide frame far away from the second active telescopic frame, two groups of linkage frames are slidably arranged on the guide frame, four groups of hinge assemblies are hinged on each group of linkage frames, an inclined block is hinged on each hinge assembly, a humidity detection probe is arranged on each inclined block, a first active telescopic rod is arranged between one group of linkage frames and the mounting frame, a double-output-shaft motor is fixedly arranged on the mounting frame, a first gear is fixedly arranged at the output end of the double-output-shaft motor, a rack is connected with the mounting frame in a meshed manner, the rack is fixedly connected with the other group of linkage frames, the pressure control assembly comprises a second pressure relief valve fixedly arranged at the bottom of the pressurizing box, a liquid level meter is fixedly arranged in the pressurizing box, a pressure detection probe is arranged in the pressurizing box, a control valve is fixedly arranged at the top of the pressurizing box, a connecting pipe is fixedly connected with the control valve, and a connecting part is arranged at one end of the connecting pipe away from the control valve;
and the marking structure is arranged in the outer box body and is used for carrying out paint spraying identification operation on the water leakage points.
2. The machine of claim 1, wherein the pipe support structure comprises a support frame fixedly installed in the outer box body, a plurality of groups of first active telescopic frames are fixedly installed in the support frame, and rollers are rotatably installed at moving ends of the first active telescopic frames.
3. The machine for detecting the welding strength of parts according to claim 1, wherein the pipeline sealing structure comprises a hollow ring frame movably connected with the opening, a plurality of groups of lug plates are fixedly arranged on the hollow ring frame, the lug plates are movably connected with the pressurizing box through bolts, an elastic sealing ring is slidably arranged in the hollow ring frame, the hollow ring frame is fixedly connected with an air compressor through a bus head, and a first pressure relief valve is arranged on the hollow ring frame.
4. The machine for detecting the welding strength of parts according to claim 1, wherein the marking structure comprises an inner frame fixedly installed in the outer box body, a motor is fixedly installed on the inner frame, an output shaft of the motor is fixedly connected with a first gear, the first gear is in meshed connection with a second gear ring which is in rotary connection with the inner frame, and the second gear ring is fixedly connected with a paint gun.
CN202311703437.7A 2023-12-13 2023-12-13 Part welding strength detects machine Active CN117405517B (en)

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