CN116858928A - Array detection equipment for flaw detection of steel plate - Google Patents
Array detection equipment for flaw detection of steel plate Download PDFInfo
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- CN116858928A CN116858928A CN202310451131.0A CN202310451131A CN116858928A CN 116858928 A CN116858928 A CN 116858928A CN 202310451131 A CN202310451131 A CN 202310451131A CN 116858928 A CN116858928 A CN 116858928A
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- 238000001514 detection method Methods 0.000 title claims abstract description 332
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 111
- 239000010959 steel Substances 0.000 title claims abstract description 111
- 239000000523 sample Substances 0.000 claims abstract description 179
- 238000005094 computer simulation Methods 0.000 claims abstract description 5
- 230000007246 mechanism Effects 0.000 claims description 87
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 44
- 238000005096 rolling process Methods 0.000 claims description 30
- 238000009434 installation Methods 0.000 claims description 23
- 238000003708 edge detection Methods 0.000 claims description 22
- 238000001035 drying Methods 0.000 claims description 17
- 238000005192 partition Methods 0.000 claims description 16
- 238000007689 inspection Methods 0.000 claims description 15
- 238000003825 pressing Methods 0.000 claims description 13
- 238000012360 testing method Methods 0.000 claims description 13
- 239000000872 buffer Substances 0.000 claims description 12
- 238000005507 spraying Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 10
- 238000007654 immersion Methods 0.000 claims description 7
- 238000005259 measurement Methods 0.000 claims description 6
- 230000003139 buffering effect Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims description 2
- 125000003003 spiro group Chemical group 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract description 17
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000012795 verification Methods 0.000 description 14
- 238000010586 diagram Methods 0.000 description 8
- 238000009736 wetting Methods 0.000 description 6
- 238000011156 evaluation Methods 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000007605 air drying Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000010801 machine learning Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/24—Probes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/26—Arrangements for orientation or scanning by relative movement of the head and the sensor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/30—Arrangements for calibrating or comparing, e.g. with standard objects
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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)
- Acoustics & Sound (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The invention discloses array detection equipment for flaw detection of a steel plate, which relates to the technical field of steel production, wherein an array is formed by a plurality of probes, and a controller is used for controlling the probes to synthesize a required synthetic ultrasonic beam. By adjusting the angle, not only the defects of layering and the like close to the surfaces of the parallel steel plates can be detected, but also the defects of layering inclined to the surfaces of the parallel steel plates can be detected, and the detection variety is improved. In addition, the controller is electrically connected with the computer, the controller transmits data detected by the synthetic ultrasonic beam to the computer, and the computer carries out computer simulation modeling and display on the detected steel plate.
Description
Technical Field
The invention relates to the technical field of steel production, in particular to array detection equipment for steel plate flaw detection.
Background
Steel sheets are widely used as raw materials for steel processing in various fields, such as pipeline transportation, roads and bridges, petrochemical industry and other industries. However, defects are unavoidable in the production process of the steel plate, and if the defects of the steel plate are detected by mistake or are missed, serious losses can be caused. In 2019, after steel plates are welded into steel pipes on petroleum pipelines in downstream clients of a certain steel mill, defects with a large number exceeding the standard requirements are found in a heat affected zone close to a welding line during welding line detection, and 870 tons of steel pipes are scrapped. In 2019, a 200-ton crane manufactured by a downstream customer of a certain steel mill breaks the supporting legs during test operation, 52mm slag inclusion falls from a steel plate to cause crane dumping, synchronously produced crane supporting legs are detected, internal slag inclusion is found, and finally all supporting legs of 22 cranes are replaced.
The major quality objection is mainly the internal quality problem of the steel plate, and the control is carried out by adopting a nondestructive detection means. At present, the automatic detection of domestic plates adopts a non-phased array single-channel ultrasonic longitudinal wave probe, the resolution is low, only the defects of layering and the like close to the surfaces of parallel steel plates can be detected, and the single-probe longitudinal wave detection blind area is large and the detection range is small.
Disclosure of Invention
Aiming at the technical problems and overcoming the defects of the prior art, the invention provides an array detection device for detecting the flaw of the steel plate, which comprises a main frame body and a transmission roller for driving the steel plate to move, wherein the transmission roller is arranged on the main frame body,
an array detection support is arranged above the transmission roller, an array detection support is arranged on the array detection support, a flaw detection mechanism is arranged on the array detection support, the flaw detection mechanism comprises flaw detection probes, the flaw detection probes are connected with a controller in a control room, and a plurality of flaw detection probes synthesize synthetic ultrasonic beams required by flaw detection under the control of the controller and realize automatic flaw detection on a plurality of positions and/or angles of a steel plate based on the synthetic ultrasonic beams; the controller is connected with the computer, data detected by the synthetic ultrasonic beam are transmitted to the computer, and the computer carries out computer simulation modeling and display on the detected steel plate;
A ranging component is arranged at the lower part of the front end surface of the array probe frame and is used for measuring the distance between the flaw detection probe and the steel plate; the rear end face of the array probe frame is provided with a rolling assembly, and the rolling assembly is used for adjusting the longitudinal position of the array probe frame and further adjusting the position of the flaw detection mechanism; the rear part of the array probe rack is provided with a probe rack motor, the probe rack motor is connected with a probe rack gear, and the probe rack gear provides longitudinal moving acting force for the array probe rack; the rear end face of the array detection frame is provided with a side roller which transversely rolls along the array detection bracket;
the front side of the main frame body is provided with a coding bracket, the coding bracket is provided with a coding mechanism, and the coding mechanism is used for measuring the displacement of the steel plate; the main frame body is provided with an edge detection support, the edge detection support is provided with an edge detection mechanism, and the edge detection mechanism is used for detecting two side edges of the steel plate; the main frame body is also provided with a head-tail detection bracket, the head-tail detection bracket is provided with a head-tail detection mechanism, and the head-tail detection mechanism is used for detecting the head-tail edge of the steel plate; the encoding mechanism, the edge detection mechanism and the head and tail detection mechanism provide measurement data for the controller, and the controller controls the flaw detection mechanism, the edge detection mechanism and the head and tail detection mechanism to move to positions corresponding to the steel plates according to the measurement data.
The technical scheme of the invention is as follows:
the array detection equipment for detecting the flaw of the steel plate comprises an array frame body with an accommodating space, wherein a plurality of vertical partition plates are arranged in the accommodating space, the accommodating space is divided into a plurality of subchambers by the vertical partition plates, and each subchamber corresponds to one group of flaw detection mechanisms; the accommodating space is internally provided with a longitudinal baffle plate, the longitudinal baffle plate is positioned at the lower end of the vertical baffle plate, the upper end surface of the longitudinal baffle plate is provided with a wire groove for arranging a connecting wire, the connecting wire is connected with a flaw detection probe, and the flaw detection probe array is arranged in different independent subchambers according to the needs and is electrified and communicated with the flaw detection probe through the connecting wire.
The array detection equipment for detecting the flaw of the steel plate comprises a flaw detection driving assembly and a flaw detection assembly,
the flaw detection driving assembly comprises an array detection arm, a guide lug plate is arranged on the side face of the array detection arm, a guide rod is clamped at a space in the middle of the guide lug plate, the guide rod is arranged on the longitudinal partition plate, the array detection arm can move up and down along the guide rod, and the upper part and the lower part of the guide rod adjacent to the side face of the guide lug plate are arc-shaped to form a double-arc section; the upper end of the array probe arm is provided with a probe arm telescopic rod, the upper end of the probe arm telescopic rod is arranged on the upper end face of the inner wall of the array frame body, and the lower end of the probe arm telescopic rod is connected with the upper end of the array probe arm; the flaw detection driving assembly further comprises a swinging assembly, the swinging assembly is used for limiting the moving distance of the array detection arm and guaranteeing the moving stability of the array detection arm, the flaw detection driving assembly comprises a first swinging piece, a second swinging piece and a swinging fixing piece, one end of the first swinging piece and one end of the second swinging piece are respectively hinged with the array detection arm, the other end of the first swinging piece and the other end of the second swinging piece are respectively hinged at two ends of the swinging fixing piece, the swinging fixing piece is fixedly arranged on the inner wall of the array frame body, and when the array detection arm is driven by the detection arm telescopic rod to move up and down, the first swinging piece and the second swinging piece limit the limiting position of the up and down movement of the array detection arm along with swinging, and the moving stability of the array detection arm is guaranteed; the flaw detection driving assembly further comprises a connecting assembly, the connecting assembly comprises a connecting bottom plate, an anti-collision plate and connecting arms, the connecting bottom plate is arranged at the lower end of the array detection arm and extends towards the lower end direction of the swinging fixed plate, one end, far away from the array detection arm, of the connecting bottom plate is provided with a supporting arm, the upper end of the supporting arm is fixedly connected with the middle part of the array detection arm and used for supporting the array detection arm, the two anti-collision plates are respectively arranged at the two ends of the connecting bottom plate and are in a slope shape extending upwards from the middle part, the two connecting arms are arranged, one end of each connecting arm is hinged with the anti-collision plate, and the other end of each connecting arm is hinged with the flaw detection assembly; the flaw detection driving assembly further comprises a flaw detection tension spring, one end of the flaw detection tension spring is fixed on the anti-collision plate far away from one side of the swing fixing piece, and the other end of the flaw detection tension spring is fixed on the array frame body at the lower end of the fixing part of the telescopic rod of the detection arm;
The flaw detection assembly comprises a flaw detection mounting seat and a flaw detection probe, the flaw detection mounting seat is arranged between two anti-collision plates, supporting parts for supporting the flaw detection mounting seat extend out of the anti-collision plates, hinged parts extend out of two sides of the flaw detection mounting seat, the hinged parts are used for hinging connecting arms, and the flaw detection mounting seat is connected through the connecting anti-collision plates and the connecting arms, so that the flaw detection assembly has a certain movable range, flexible follow-up of the flaw detection assembly is ensured, and coupling detection of the flaw detection probe is ensured; the middle part of the flaw detection mounting seat is provided with a central hole for clamping a flaw detection probe, the upper end of the flaw detection mounting seat is provided with a probe pressing plate for pressing the flaw detection probe, and the probe pressing plate is positioned right above the central hole; the water drum installation seat is arranged at the lower part of the flaw detection installation seat, the abrasion-resistant block is arranged at the lower part of the water drum installation seat and used for prolonging the service life of the flaw detection assembly, the water immersion detection plate is arranged at the upper part of the abrasion-resistant block and used for detecting whether the flaw detection assembly is water-in or not, the quick plug is arranged on the water drum installation seat, the water inlet pipe is arranged in the array frame body, the water inlet pipe is connected with the water outlet pipe, the water outlet pipe is connected with the quick plug, the water inlet pipe is connected with the water separator, the water separator is connected with the manual ball valve and/or the automatic ball valve, the automatic ball valve is a pneumatic ball valve, and the manual ball valve and/or the automatic ball valve is connected with the water outlet pipe.
The array detection equipment for flaw detection of the steel plate comprises a ranging shell, wherein a plurality of ranging installation frames which are longitudinally and uniformly arranged are arranged in the ranging shell, a first ranging sensor is arranged on the ranging installation frames, and the first ranging sensor is used for measuring the distance between a flaw detection probe and the steel plate; the ranging component rear end is equipped with sways the mounting panel, sways the mounting panel and sways the mounting and be connected for the ranging component can follow the array and visit the arm and reciprocate.
The rolling assembly comprises a rolling first fixed sub-piece, a rolling second fixed sub-piece, a vertical roller, a first longitudinal roller and a second longitudinal roller, wherein the first fixed sub-piece is U-shaped and is vertically arranged on the upper end face of the array frame body, and an opening faces the direction of the array bracket and is used for fixing the rolling second fixed sub-piece; the rolling second fixing piece comprises a first fixing part fixedly connected with the rolling first fixing piece, a first connecting part, a second fixing part and a third fixing part, wherein the upper end of the first connecting part extends towards the direction of the array support, the middle part of the first connecting part extends downwards, one end of the second connecting part extends downwards, the third fixing part extends from two transverse sides of the second connecting part, the second fixing part is used for arranging a vertical roller, two ends of the third fixing part are respectively provided with a first longitudinal roller and a second longitudinal roller, the first longitudinal roller and the second longitudinal roller are clamped on two longitudinal sides of the array guide rail, and the vertical roller is abutted against the upper end face of the array guide rail; the vertical roller, the first longitudinal roller and the second longitudinal roller are clamped at the periphery of the array guide rail, so that the array probe frame longitudinally moves along the array guide rail.
The aforementioned array detection equipment that a steel sheet detected a flaw, the middle part at array crossbeam both ends is equipped with the buffer, and both ends are equipped with array travel switch about the array framework, and array travel switch corresponds the buffer, and the buffer is used for buffering the array to visit the buffer power that the frame moved to the tip, and array travel switch is used for detecting the extreme position that the frame was visited to the array.
In the aforementioned array detection equipment for detecting the flaw of the steel plate, the main frame body is also provided with an array verification assembly for verifying whether the flaw detection probe accurately detects the flaw, the array verification assembly comprises a verification base, the upper end of the verification base is provided with a verification fixed block and a verification press block, a verification test block is arranged between the verification fixed block and the verification press block, and the verification test block is positioned below the flaw detection probe;
the check base upper end is equipped with the check sliding table of vertical setting, and the check base upper end of keeping away from the check sliding table is equipped with check screw block, and check screw block spiro union has check screw rod, and check screw rod one end is connected with the check push block, check push block and check briquetting fixed connection, check push block both sides are equipped with the check chute with check sliding table adaptation, and check screw rod can drive the check push block through check chute along check sliding table longitudinal movement, from this compresses tightly check test block between check fixed block and check briquetting.
The encoding mechanism comprises an encoding installation seat arranged on the encoding support, an encoding guide rail is arranged on the encoding installation seat, the encoding guide rail is connected with an encoding sliding piece, the encoding sliding piece can slide up and down relative to the encoding guide rail, an encoding telescopic rod is arranged at the upper end of the encoding sliding piece, an encoding wheel is arranged at the lower end of the encoding sliding piece, and a rotating shaft of the encoding wheel is connected with an encoder;
the code mounting seat is provided with a ranging mounting plate, the ranging mounting plate is provided with a second ranging sensor, and the second ranging sensor is used for detecting the distance between the second ranging sensor and the steel plate; the coding sliding part is connected with a coding tension spring, the lower end of the coding tension spring is connected with the coding sliding part, and the upper end of the coding tension spring is connected with the upper part of the coding installation seat.
The edge detection mechanism comprises transverse wave probes positioned at two sides and two longitudinal wave transverse wave probes which are arranged between the transverse wave probes in a staggered manner; the edge detection mechanism controls the transmitting time and the receiving time of the transverse wave probe and the longitudinal wave transverse wave probe through the controller, thereby controlling the beam angle, the focusing depth and the focusing size of the probe and realizing the automatic flaw detection of a plurality of positions and/or a plurality of angles of the steel plate;
The flaw detection mechanism comprises a plurality of longitudinal wave probes, and the longitudinal wave probes are arranged in two rows in a staggered manner; the probe of the flaw detection mechanism adopts a local water immersion mode to reduce dead zones, so that the detection resolution ratio is higher.
The array detection equipment for detecting the flaw of the steel plate is characterized in that a pre-wetting bracket is further arranged on the main frame body, the pre-wetting bracket is arranged in front of the array detection bracket and is provided with a spraying device, and the spraying device performs water spraying pre-wetting treatment before detecting the steel plate; a drying bracket is arranged at the rear side of the main frame body, a drying device is arranged on the drying bracket, and the drying device carries out drying treatment after detecting the steel plate; the front side of the drying bracket is also provided with a wiper bracket, the wiper bracket is provided with a wiper plate, and the wiper plate props against the steel plate to remove residual moisture on the steel plate.
The beneficial effects of the invention are as follows: the plurality of probes form an array, and the controller is used for controlling the probes to synthesize a needed synthesized ultrasonic beam, and the synthesized ultrasonic beam can realize automatic flaw detection on a plurality of positions and/or angles of the steel plate, so that the resolution and the detection range of the synthesized ultrasonic beam when the steel plate is detected are improved. By adjusting the angle, not only the defects of layering and the like close to the surfaces of the parallel steel plates can be detected, but also the defects of layering inclined to the surfaces of the parallel steel plates can be detected, and the detection variety is improved. In addition, the controller is electrically connected with the computer, the controller transmits data detected by the synthetic ultrasonic beam to the computer, and the computer carries out computer simulation modeling and display on the detected steel plate.
Drawings
FIG. 1 is a schematic diagram of an embodiment;
FIG. 2 is a schematic view of the structure of the main frame of the embodiment;
FIG. 3 is a schematic diagram of the front part of an array detection rack according to an embodiment;
FIG. 4 is a schematic view of the structure of the rear portion of the array inspection rack according to the embodiment;
FIG. 5 is a schematic diagram of the structure of an array detection rack according to an embodiment;
FIG. 6 is a schematic diagram of a sub-chamber in an array detection rack according to an embodiment;
FIG. 7 is a schematic view of a flaw detection mechanism according to an embodiment;
FIG. 8 is a schematic view of the lower part of the flaw detection mechanism according to the embodiment;
FIG. 9 is a schematic diagram of a flaw detection assembly according to an embodiment;
FIG. 10 is a schematic view of the structure of the inside of the front side of the array inspection rack according to the embodiment;
FIG. 11 is a schematic view of a rolling assembly of an embodiment;
FIG. 12 is a schematic view of a rolling assembly connecting array guide bar according to an embodiment;
FIG. 13 is a schematic diagram of an embodiment of an array verification assembly;
FIG. 14 is a schematic view of the structure of the coding bracket and coding mechanism of the embodiment;
FIG. 15 is a schematic diagram of the structure of the coding mechanism of the embodiment;
FIG. 16 is a schematic diagram showing the distribution of inspection probes according to an embodiment;
wherein: 1. a main frame body; 11. a first base; 12. a second base; 13. a third base; 2. a conveying roller; 3. an array detection support; 301. an array column; 302. an array beam; 303. a drag chain; 304. an array guide rail; 305. an array rack; 31. an array probe rack; 311. an array frame; 312. a vertical partition; 313. a longitudinal partition; 314. a wire slot; 315. a drag chain bracket; 32. a flaw detection mechanism; 321. a flaw detection driving assembly; 3211. an array probe arm; 3212. a telescopic rod of the arm; 3213. a guide ear plate; 3214. a guide rod; 3215. a swing assembly; 32151. a first rocking member; 32152. a second rocking member; 32153. a swing fixing member; 3216. a connection assembly; 32161. a connecting bottom plate; 32162. an anti-collision plate; 32163. a connecting arm; 3217. flaw detection tension springs; 3218. a support arm; 322. a flaw detection assembly; 3221. flaw detection mounting seats; 3222. a central bore; 3223. a probe pressing plate; 3224. a flaw detection probe; 32241. a transverse wave probe; 32242. a longitudinal wave and transverse wave probe; 32243. a longitudinal wave probe; 3225. a water drum mounting seat; 32251. a plug is connected quickly; 32252. a wear block; 32253. a water immersion detection plate; 323. a water separator; 3231. a water outlet pipe; 3232. a water inlet pipe; 3233. a manual ball valve; 3234. an automatic ball valve; 33. a ranging assembly; 331. a ranging housing; 332. ranging installation rack; 333. a first ranging sensor; 334. a swing mounting plate; 34. a rolling assembly; 341. a vertical roller; 342. a first longitudinal roller; 343. a second longitudinal roller; 344. rolling the first stator piece; 345. rolling the second stator piece; 3451. a first fixing portion; 3452. a first connection portion; 3453. a second fixing portion; 3454. a second connecting portion; 3455. a third fixing portion; 35. a detection rack gear; 36. a side roller; 37. an array travel switch; 371. a buffer; 38. an array verification assembly; 381. checking a base; 382. checking the fixed block; 383. checking a pressing block; 384. checking the test block; 385. checking the sliding table; 386. checking the spiral block; 387. checking a screw; 388. checking the pushing block; 4. a control room; 5. a coding bracket; 51. a coding mechanism; 511. a code mounting seat; 512. encoding the guide rail; 513. a coding slider; 514. encoding a telescopic rod; 515. a coding wheel; 516. an encoder; 517. a ranging mounting plate; 5171. a second ranging sensor; 518. encoding a tension spring; 6. a side detection bracket; 61. a side detection mechanism; 7. a head and tail detection bracket; 71. a head-tail detection mechanism; 8. prewetting the bracket; 81. a spraying device; 9. drying the bracket; 10. a wiper blade.
Description of the embodiments
The structure of the array detection device for detecting the flaw of the steel plate is shown in fig. 1, the array detection device comprises a main frame body 1 and a transmission roller 2 for driving the steel plate to move, the transmission roller 2 is arranged on the main frame body 1, an array detection support 3 is arranged above the transmission roller 2, an array detection support 31 is arranged on the array detection support 3, a flaw detection mechanism 32 is arranged on the array detection support 31, the flaw detection mechanism 32 comprises a flaw detection probe 3224, the flaw detection probe 3224 is connected with a controller in the control room 4, and a plurality of flaw detection probes 3224 synthesize ultrasonic beams required by flaw detection under the control of the controller, and automatic flaw detection on a plurality of positions and/or angles of the steel plate is realized based on the synthesized ultrasonic beams.
As shown in fig. 2, the main frame 1 includes a first base 11 and a second base 12, the transfer roller 2 is disposed between the first base 11 and the second base 12, the first base 11 and the second base 12 are provided with an array detection support 3, the array detection support 3 includes an array upright 301, and an array cross beam 302 for setting an array probe frame 31 is disposed between the array upright 301 on both sides. The upper end face of the array cross beam 302 is provided with a drag chain 303, the front end face of the array cross beam 302 is provided with an array guide rail 304, and the array probe frame 31 is provided with a drag chain bracket 315 connected with the drag chain 303.
As shown in fig. 3 to 6, the array probe frame 31 includes an array frame 311 having an accommodating space, a plurality of vertical partition plates 312 are disposed in the array frame 311, the accommodating space is divided into a plurality of sub-cavities by the vertical partition plates 312, and each sub-cavity corresponds to a group of flaw detection mechanisms 32; the accommodating space is internally provided with a longitudinal partition 313, the longitudinal partition 313 is positioned at the lower end of the vertical partition 312, the upper end face of the longitudinal partition 313 is provided with a wire slot 314 for setting a connecting wire, the connecting wire is connected with a flaw detection probe 3224, the flaw detection probe 3224 array is arranged in different independent subchambers according to the needs, and the connecting wire is electrified and communicated with the flaw detection probe 3224 to provide diversity and flexibility of flaw detection of the steel plate.
As shown in fig. 7 to 8, a flaw detection mechanism 32 is provided in the array housing 311, and the flaw detection mechanism 32 includes a flaw detection driving unit 321 and a flaw detection unit 322. The flaw detection driving assembly 321 comprises an array probe arm 3211, a pneumatic probe arm telescopic rod 3212 is arranged at the upper end of the array probe arm 3211, the upper end of the probe arm telescopic rod 3212 is arranged on the upper end face of the inner wall of the array frame 311, the lower end of the probe arm telescopic rod is connected with the upper end of the array probe arm 3211, and the flaw detection assembly 322 at the lower part of the probe arm is driven to move up and down by the probe arm telescopic rod 3212, so that the up and down positions of the flaw detection assembly 322 are flexibly adjusted. The side surface of the array probe arm 3211 is provided with a guide lug plate 3213, a guide rod 3214 is clamped at a space in the middle of the guide lug plate 3213, the guide rod 3214 is arranged on the longitudinal partition 313, and the array probe arm 3211 can move up and down along the guide rod 3214, so that the moving precision of the array probe arm 3211 is improved; the upper part and the lower part of the guide rod 3214 adjacent to the side surface of the guide lug plate 3213 are arc-shaped to form a double-arc-shaped section, and the moving position of the array probe arm 3211 is judged through the end part of the arc-shaped surface, so that the accuracy of the up-and-down moving position of the array probe arm 3211 is further improved. The flaw detection driving assembly 321 further comprises a swinging assembly 3215, the swinging assembly 3215 is used for limiting the moving distance of the array probe arm 3211 and guaranteeing the moving stability of the array probe arm 3211, the flaw detection driving assembly comprises a first swinging member 32151, a second swinging member 32152 and a swinging fixing member 32153, one end of the first swinging member 32151 and one end of the second swinging member 32152 are respectively hinged with the array probe arm 3211, the other end of the first swinging member and the other end of the second swinging member 32152 are respectively hinged with two ends of the swinging fixing member 32153, the swinging fixing member 32153 is fixedly arranged on the inner wall of the array frame 311, and when the array probe arm 3211 is driven by the probe arm telescopic rod 3212 to move up and down, the limiting position of the up and down movement of the array probe arm 3211 is limited along with swinging, and the moving stability of the array probe arm 3211 is guaranteed. The flaw detection driving assembly 321 further comprises a connecting assembly 3216, the connecting assembly 3216 comprises a connecting bottom plate 32161, an anti-collision plate 32162 and connecting arms 32163, the connecting bottom plate 32161 is arranged at the lower end of the array detection arm 3211 and extends towards the lower end direction of the swinging fixing plate, one end, far away from the array detection arm 3211, of the connecting bottom plate 32161 is provided with a supporting arm 3218, the upper end of the supporting arm 3218 is fixedly connected with the middle part of the array detection arm 3211 and used for supporting the array detection arm 3211, the anti-collision plate 32162 is two in arrangement, the anti-collision plates 32161 are respectively arranged at the two ends of the connecting bottom plate 32161, the connecting arms 32163 are two in arrangement, one end of each connecting arm 32163 is hinged with the anti-collision plate 32162, and the other end is hinged with the flaw detection assembly 322, so that the flaw detection assembly 322 has a certain moving range, flexible follow-up of the flaw detection assembly 322 is ensured, and coupling detection of the flaw detection of a flaw detection probe 3224 is ensured. The bump guard 32162 is sloped to extend upwardly from the middle, thereby avoiding direct impact with the flaw detection drive assembly 321 and providing safety during use. The flaw detection driving assembly 321 further comprises a flaw detection tension spring 3217, one end of the flaw detection tension spring 3217 is fixed on the anti-collision plate 32162 at one side far away from the swinging fixing piece 32153, and the other end of the flaw detection tension spring is fixed on the array frame 311 at the lower end of the fixing part of the detection arm telescopic rod 3212. When the probe arm telescopic rod 3212 is accidentally damaged or workshop air supply is interrupted, the array probe arm 3211 is pulled upwards through the flaw detection tension spring 3217, so that the safety of the flaw detection assembly 322 is ensured.
As shown in fig. 9, the flaw detection assembly 322 includes a flaw detection mounting seat 3221 and a flaw detection probe 3224, the flaw detection mounting seat 3221 is arranged between two anti-collision plates 32162, the anti-collision plates 32162 extend out to support the supporting parts of the flaw detection mounting seat 3221, the two sides of the flaw detection mounting seat 3221 extend out to hinge parts, the hinge parts are used for hinging connecting arms 32163, and the flaw detection mounting seat 3221 is connected through connecting the anti-collision plates 32162 and the connecting arms 32163, so that the flaw detection assembly 322 has a certain movement range, flexible follow-up of the flaw detection assembly 322 is ensured, and coupling detection of the flaw detection probes 3224 is ensured; the middle part of the flaw detection mounting seat 3221 is provided with a central hole 3222 for clamping a flaw detection probe 3224, the upper end of the flaw detection mounting seat 3221 is provided with a probe pressing plate 3223 for pressing the flaw detection probe 3224, and the probe pressing plate 3223 is positioned right above the central hole 3222; the lower part of the flaw detection installation base 3221 is provided with a water drum installation base 3225, the water drum installation base 3225 is provided with a quick-connection plug 32251, a water inlet pipe 3232 is arranged in the array frame body 311, the water inlet pipe 3232 is connected with a water outlet pipe 3231, the water outlet pipe 3231 is connected with the quick-connection plug, water is discharged to the lower side of the flaw detection head, impurities on a steel plate are removed, and the detection precision is improved. The lower part of the water drum mounting seat 3225 is provided with a wear-resisting block 32252, and the wear-resisting block 32252 is used for prolonging the service life of the flaw detection assembly 322; the upper part of the wear-resistant block 32252 is provided with a water immersion detection plate 32253, and the water immersion detection plate 32253 is used for detecting whether the flaw detection assembly 322 is water-in or not; the water inlet pipe 3232 is connected with a water separator 323, the water separator 323 is connected with a manual ball valve 3233 and/or an automatic ball valve 3234, the automatic ball valve 3234 is a pneumatic ball valve, and the manual ball valve 3233 and/or the automatic ball valve 3234 are connected with the water outlet pipe 3231, so that the water yield is automatically controlled according to requirements.
As shown in fig. 10, a ranging unit 33 is provided at the lower part of the front end surface of the array probe frame 31, and the ranging unit 33 is used for measuring the distance between the flaw detection probe 3224 and the steel plate. The ranging assembly 33 comprises a ranging shell 331, a plurality of ranging installation frames 332 which are longitudinally and uniformly arranged are arranged in the ranging shell 331, a first ranging sensor 333 is arranged on the ranging installation frames 332, and the first ranging sensor 333 is used for measuring the distance between a flaw detection probe 3224 and a steel plate; the rear end of the ranging component 33 is provided with a swinging mounting plate 334, and the swinging mounting plate 334 is connected with a swinging fixing piece 32153, so that the ranging component 33 can move up and down along with the array probe arm 3211.
As shown in fig. 2, a rolling assembly 34 is disposed on the rear end surface of the array probe frame 31, and the rolling assembly 34 is used for adjusting the longitudinal position of the array probe frame 31, so as to adjust the position of the flaw detection mechanism 32, and can be adaptively adjusted according to steel plates with different widths. The rolling assembly 34 includes a rolling first fixed component 344, a rolling second fixed component 345, a vertical roller 341, a first longitudinal roller 342 and a second longitudinal roller 343, where the first fixed component is U-shaped, vertically arranged on the upper end surface of the array frame 311, and the opening faces the direction of the array bracket for fixing the rolling second fixed component 345; the rolling second fixing piece 345 includes a first fixing portion 3451 fixedly connected with the rolling first fixing piece 344, a first connecting portion 3452 extending from an upper end of the first fixing portion 3451 toward the array support direction, a second fixing portion 3453 extending downward from a middle portion of the first connecting portion 3452, a second connecting portion 3454 extending downward from one end of the first connecting portion 3452, a third fixing portion 3455 extending from two lateral sides of the second connecting portion 3454, a second fixing portion 3453 being used for setting a vertical roller 341, a first longitudinal roller 342 and a second longitudinal roller 343 being respectively disposed at two ends of the third fixing portion 3455, the first longitudinal roller 342 and the second longitudinal roller 343 being clamped on two longitudinal sides of the array guide rail 304, and the vertical roller 341 abutting against an upper end surface of the array guide rail 304. The vertical roller 341, the first longitudinal roller 342 and the second longitudinal roller 343 of the rolling assembly 34 are clamped at the periphery of the array guide rail 304, so that the array probe frame 31 longitudinally moves along the array guide rail 304, and the device has the advantages of compact structure and small occupied space.
As shown in fig. 2, the front end surface of the array beam 302 is further provided with an array rack 305 longitudinally, the rear part of the array probe frame 31 is provided with a probe frame motor, the probe frame motor is connected with a probe frame gear 35, and the probe frame gear 35 is meshed with the array rack 305 to provide a longitudinal moving acting force for the array probe frame 31. The rear end face of the array probe frame 31 is provided with a side roller 36, and the side roller 36 is rotatably connected to the upper end face of the main partition plate and rolls along the array cross beam 302.
The middle parts of the two ends of the array beam 302 are provided with buffers 371, and the buffers 371 are used for buffering the buffering force of the array probe rack 31 moving to the end parts. The array travel switch 37 is arranged at the left end and the right end of the array frame 311, the array travel switch 37 corresponds to the buffer 371, and the array travel switch 37 is used for detecting the limit position of the movement of the array probe frame 31 and preventing the excessive movement of the array probe frame 31.
As shown in fig. 13, the main frame 1 is further provided with an array verification assembly 38 for verifying whether the flaw detection probe 3224 detects a flaw accurately, and the array verification assembly 38 is symmetrically arranged on the first base 11 and the second base 12. The array checking assembly 38 comprises a checking base 381, a checking fixed block 382 and a checking press block 383 are arranged at the upper end of the checking base 381, a checking test block 384 is arranged between the checking fixed block 382 and the checking press block 383, and the checking test block 384 is positioned below the flaw detection probe 3224. The upper end of the check base 381 is provided with a longitudinally arranged check sliding table 385, the upper end of the check base 381 far away from the check sliding table 385 is provided with a check screw block 386, the check screw block 386 is in threaded connection with a check screw 387, one end of the check screw 387 is connected with a check pushing block 388, the check pushing block 388 is fixedly connected with a check pressing block 383, check sliding grooves matched with the check sliding table 385 are arranged on two sides of the check pushing block 388, the check screw 387 can drive the check pushing block 388 to longitudinally move along the check sliding table 385 through the check sliding grooves, and therefore the check testing block 384 is tightly pressed between the check fixing block 382 and the check pressing block 383, and the accuracy of flaw detection of a flaw detection probe 3224 on a steel plate is judged through the check testing block 384.
As shown in fig. 14 and 15, the front side of the main frame 1 is provided with a code bracket 5, the code bracket 5 is provided with a code mechanism 51, and the code mechanism 51 is used for measuring the displacement of the steel plate. The coding mechanism 51 comprises a coding mounting seat 511 arranged on the coding bracket 5, a coding guide rail 512 is arranged on the coding mounting seat 511, the coding guide rail 512 is connected with a coding sliding part 513, the coding sliding part 513 can slide up and down relative to the coding guide rail 512, a coding telescopic rod 514 is arranged at the upper end of the coding sliding part 513, a coding wheel 515 is arranged at the lower end of the coding sliding part 513, and a rotating shaft of the coding wheel 515 is connected with a coder 516; the code mounting seat 511 is provided with a ranging mounting plate 517, and the ranging mounting plate 517 is provided with a second ranging sensor 5171, and the second ranging sensor 5171 is used for detecting the distance between the second ranging sensor 5171 and the steel plate; the coding sliding part 513 is connected with a coding tension spring 518, the lower end of the coding tension spring 518 is connected with the coding sliding part 513, and the upper end is connected with the upper part of the coding installation seat 511. When the code telescopic rod 514 is accidentally damaged or the workshop air supply is interrupted, the code sliding part 513 is pulled upwards by the code tension spring 518, so that the safety of the code sliding part 513 is ensured.
When the steel plate moves to the lower side of the coding mechanism 51, the second distance measuring sensor 5171 detects the distance of the steel plate to the controller, the controller controls the coding telescopic rod 514 to stretch downwards to push the coding wheel 515 against the steel plate, the transmission roller 2 drives the steel plate to move, the coding wheel 515 rolls on the steel plate, the encoder 516 counts the number of turns of the rotation of the coding wheel 515, and the controller determines the moving length of the steel plate through calculation, so that the flaw detection assembly 322 is controlled to detect the flaw of the steel plate.
The main frame body 1 is provided with a side detection bracket 6, the side detection bracket 6 is provided with a side detection mechanism 61, and the side detection mechanism 61 is used for detecting two side edges of the steel plate; the main frame body 1 is also provided with a head-tail detection bracket 7, the head-tail detection bracket 7 is provided with a head-tail detection mechanism 71, and the head-tail detection mechanism 71 is used for detecting the head-tail edge of the steel plate; the encoder mechanism 51, the edge detection mechanism 61, and the head-to-tail detection mechanism 71 supply measurement data to the controller, and the controller controls the flaw detection mechanism 32, the edge detection mechanism 61, and the head-to-tail detection mechanism 71 to move to positions corresponding to the steel plates based on the measurement data. The edge detection mechanism 61 and the head/tail detection mechanism 71 may have the same structure as the flaw detection mechanism 32, or may be replaced with the flaw detection probe 3224 to perform various flaw detection.
As shown in fig. 16, the edge detection mechanism 61 includes a shear wave probe 32241 (space line portion) on both sides, and two longitudinal wave shear wave probes 32242 (solid line portion) provided alternately between the shear wave probes 32241; the edge detection mechanism 61 controls the emission time and the receiving time of the transverse wave probe 32241 and the longitudinal wave transverse wave probe 32242 through the controller, thereby controlling the beam angle, the focusing depth and the focusing size of the probe, and realizing the automatic flaw detection of a plurality of positions and/or a plurality of angles of the steel plate. The flaw detection mechanism 32 includes a plurality of longitudinal wave probes 32243 (broken line portion), and the longitudinal wave probes 32243 are arranged in two rows in a staggered manner; the probe of the flaw detection mechanism 32 adopts a local water immersion mode to reduce dead zones, so that the detection resolution is higher.
Longitudinal wave probe 32243 is matched with a 7M probe for longitudinal wave detection configuration. Probe parameters: 7L128-1.2 x 12, longitudinal wave probe 32243 full length 128 x 1.2=153.6 mm, effective coverage width (128-10) x 1.2= 141.6mm; the detection aperture is 10, namely the size of the virtual probe is 12 x 12, when the maximum precision detection is carried out, the peak gap of the visible sound beam of the virtual probe is 1.2mm, and the optimal defect area and amplitude evaluation can be obtained at the moment; the longitudinal wave probe 32243 is matched with a controller, so that the depth focusing from 0mm to 200mm can be realized, and the detection signal-to-noise ratio and the resolution on the sound path can be greatly improved; longitudinal wave probe 32243 uses a longitudinal wave incidence angle of 0 degrees.
The shear wave probe 32241 is configured to use probes of two frequencies as a shear wave detection arrangement. A transverse wave probe 32241 is a 2.5M probe configuration with parameters of: 2.5L128-1.2×12, the probe total length 128×1.2=153.6 mm, the effective coverage width is: (128-10) 1.2= 141.6mm; the aperture is 10, namely the size of the virtual probe is 12 x 12, when the detection is performed with the highest precision, the peak gap of the visible sound beam of the virtual probe is 1.2mm, and the optimal defect area evaluation and amplitude evaluation can be obtained; the detection signal to noise ratio on the sound path can be greatly improved by matching with the controller. The transverse wave detection uses 19-degree incidence, waveform conversion occurs at the interface of the steel plate, and 45-degree transverse waves are formed in the steel plate for detection. Another transverse wave probe 32241 is a 5M probe configuration with parameters of: 5L128-0.6 x 12, probe full length 128 x 0.6=75.8 mm, effective coverage width: (128-32) 0.6=57.6 mm; the aperture is 32 for detection, so that the size of the virtual probes is 19.6x12, and the peak gap of the sound beam between the virtual probes is 0.6mm when the detection is performed with the highest precision, and the optimal defect area evaluation and amplitude evaluation can be obtained at the moment; the detection signal to noise ratio on the sound path can be greatly improved by matching with the controller. When transverse wave detection is carried out, 19-degree incidence is adopted, waveform conversion is carried out on the interface of the steel plate, and 45-degree transverse waves are formed in the steel plate for detection; 3 probes are staggered with each other to form an array to cover the whole plate edge area.
As shown in fig. 2, the main frame 1 further includes a third base 13, the third base 13 is located at the outer side of the second base 12, the array detecting support 3, the edge detecting support 6 and the head-tail detecting support 7 extend to the upper side of the third base 13, and the corresponding flaw detecting mechanism 32, the edge detecting mechanism 61 and the head-tail detecting mechanism 71 can move between the second base 12 and the third base 13 through the drag chain 303, where the flaw detecting mechanism 32, the edge detecting mechanism 61 and the head-tail detecting mechanism 71 can be maintained, thereby improving convenience in maintenance of the flaw detecting mechanism 32, the edge detecting mechanism 61 and the head-tail detecting mechanism 71.
As shown in fig. 1, the main frame 1 is further provided with a pre-wetting support 8, the pre-wetting support 8 is arranged in front of the array detection support 3 and is provided with a spraying device 81, the spraying device 81 performs water spraying pre-wetting treatment before the detection of the steel plate, and the spraying device 81 can perform conventional selection, so that the dead zone of the flaw detection probe 3224 during the detection is reduced, and the detection resolution is improved. The main frame body 1 rear side is equipped with stoving support 9, is equipped with drying device on the stoving support 9, and drying device can carry out conventional selection for detect the stoving processing after the steel sheet, reduce the air-drying time of steel sheet from this, be convenient for enter into in the next process fast. The front side of the drying bracket 9 is also provided with a wiper bracket, the wiper bracket is provided with a wiper plate 10, and the wiper plate 10 props against the steel plate to remove residual moisture on the steel plate, so that the steel plate is convenient to dry rapidly through the drying device.
The probe forms an array, and the controller controls the probe to synthesize a needed synthesized ultrasonic beam, and the synthesized ultrasonic beam can realize automatic flaw detection on a plurality of positions and/or angles of the steel plate, so that the resolution and the detection range of the synthesized ultrasonic beam when the steel plate is detected are improved. By adjusting the angle, not only the defects of layering and the like close to the surfaces of the parallel steel plates can be detected, but also the defects of layering inclined to the surfaces of the parallel steel plates can be detected, and the detection variety is improved. In addition, the controller is electrically connected with the computer, the controller transmits data detected by the synthetic ultrasonic beam to the computer, and the computer carries out computer simulation modeling and display on the detected steel plate. The software displays the defect information of the top view of the steel plate through the detection data chart, and meanwhile, the software obtains quantitative parameters of more accurate positions, sizes and shapes of defects through artificial intelligent algorithms such as decoupling characterization, machine learning and the like, so that the defects are intuitively and rapidly displayed in three dimensions.
In addition to the embodiments described above, other embodiments of the invention are possible. All technical schemes formed by equivalent substitution or equivalent transformation fall within the protection scope of the invention.
Claims (10)
1. The utility model provides an array check out test set that steel sheet detected a flaw, includes body frame (1) and is used for driving the transmission roller (2) that the steel sheet removed, transmission roller (2) are located on body frame (1), its characterized in that:
an array detection support (3) is arranged above the transmission roller (2), an array detection support (31) is arranged on the array detection support (3), a flaw detection mechanism (32) is arranged on the array detection support (31), the flaw detection mechanism (32) comprises a flaw detection probe (3224), the flaw detection probe (3224) is connected with a controller in the control room (4), a plurality of flaw detection probes (3224) synthesize synthetic ultrasonic beams required by flaw detection under the control of the controller, and automatic flaw detection on a plurality of positions and/or angles of a steel plate is realized based on the synthetic ultrasonic beams; the controller is connected with the computer, data detected by the synthetic ultrasonic beam are transmitted to the computer, and the computer carries out computer simulation modeling and display on the detected steel plate;
a ranging component (33) is arranged at the lower part of the front end surface of the array probe frame (31), and the ranging component (33) is used for measuring the distance between the flaw detection probe (3224) and the steel plate; the rear end face of the array probe frame (31) is provided with a rolling assembly (34), and the rolling assembly (34) is used for adjusting the longitudinal position of the array probe frame (31) so as to adjust the position of the flaw detection mechanism (32); a detection frame motor is arranged at the rear part of the array detection frame (31), the detection frame motor is connected with a detection frame gear (35), and the detection frame gear (35) provides longitudinal moving acting force for the array detection frame (31); the rear end face of the array detection frame (31) is provided with a side roller (36), and the side roller (36) transversely rolls along the array detection bracket (3);
The front side of the main frame body (1) is provided with a coding bracket (5), the coding bracket (5) is provided with a coding mechanism (51), and the coding mechanism (51) is used for measuring the displacement of the steel plate; the edge detection device comprises a main frame body (1), wherein an edge detection support (6) is arranged on the main frame body, an edge detection mechanism (61) is arranged on the edge detection support (6), and the edge detection mechanism (61) is used for detecting two side edges of a steel plate; the main frame body (1) is also provided with a head-tail detection bracket (7), the head-tail detection bracket (7) is provided with a head-tail detection mechanism (71), and the head-tail detection mechanism (71) is used for detecting the head-tail edge of the steel plate; the encoding mechanism (51), the edge detection mechanism (61) and the head-tail detection mechanism (71) provide measurement data for the controller, and the controller controls the flaw detection mechanism (32), the edge detection mechanism (61) and the head-tail detection mechanism (71) to move to positions corresponding to the steel plates according to the measurement data.
2. The array inspection apparatus for flaw detection of steel sheet as set forth in claim 1, wherein: the array detection frame (31) comprises an array frame body (311) with an accommodating space, a plurality of vertical partition plates (312) are arranged in the accommodating space, the accommodating space is divided into a plurality of subchambers by the vertical partition plates (312), and each subchamber corresponds to one group of flaw detection mechanisms (32); the utility model discloses a flaw detection device, including holding space, vertical baffle (313), connecting wire, wire casing (314), flaw detection probe (3224), connecting wire, flaw detection probe (3224) array, connecting wire, flaw detection probe (3224) are equipped with in the holding space, still be equipped with in holding space and indulge baffle (313) are located vertical baffle (312) lower extreme, be equipped with on the vertical baffle (313) up end and be used for setting up wire casing (314), the connecting wire is connected flaw detection probe (3224), the array sets up in different independent subchambers as required, through the connecting wire with the flaw detection probe (3224) is electrified, communicates.
3. An array inspection apparatus for inspecting a steel sheet as set forth in claim 1 or 2, wherein: the flaw detection mechanism (32) comprises a flaw detection driving assembly (321) and a flaw detection assembly (322),
the flaw detection driving assembly (321) comprises an array detection arm (3211), a guide lug plate (3213) is arranged on the side face of the array detection arm (3211), a guide rod (3214) is clamped at a space in the middle of the guide lug plate (3213), the guide rod (3214) is arranged on the longitudinal partition plate (313), the array detection arm (3211) can move up and down along the guide rod (3214), and the upper part and the lower part of the guide rod (3214) adjacent to the side face of the guide lug plate (3213) are arc-shaped to form a double-arc-shaped section; the upper end of the array probe arm (3211) is provided with a probe arm telescopic rod (3212), the upper end of the probe arm telescopic rod (3212) is arranged on the upper end surface of the inner wall of the array frame body (311), and the lower end of the probe arm telescopic rod is connected with the upper end of the array probe arm (3211); the flaw detection driving assembly (321) further comprises a swinging assembly (3215), the swinging assembly (3215) is used for limiting the moving distance of the array detection arm (3211) and guaranteeing the moving stability of the array detection arm (3211), the flaw detection driving assembly comprises a first swinging piece (32151), a second swinging piece (32152) and a swinging fixing piece (32153), one end of the first swinging piece (32151) and one end of the second swinging piece (32152) are respectively hinged with the array detection arm (3211), the other end of the first swinging piece is respectively hinged with two ends of the swinging fixing piece (32153), the swinging fixing piece (32153) is fixedly arranged on the inner wall of the array frame body (311), and when the array detection arm (3211) is driven by the detection arm telescopic rod (3212), the first swinging piece (32151) and the second swinging piece (32152) limit the up-down moving limit position of the array detection arm (3211) along with swinging, and guaranteeing the moving stability of the array detection arm (3211). The flaw detection driving assembly (321) further comprises a connecting assembly (3216), the connecting assembly (3216) comprises a connecting base plate (32161), an anti-collision plate (32162) and connecting arms (32163), the connecting base plate (32161) is arranged at the lower end of the array detection arm (3211) and extends towards the lower end direction of the swinging fixing plate, a supporting arm (3218) is arranged at one end, far away from the array detection arm (3211), of the connecting base plate (32161), the upper end of the supporting arm (3218) is fixedly connected with the middle part of the array detection arm (3211) and used for supporting the array detection arm (3211), two anti-collision plates (32162) are arranged at two ends of the connecting base plate (32161), each anti-collision plate (32162) is in a slope shape extending upwards from the middle part, two connecting arms (32163) are arranged, one end of each connecting arm (32163) is hinged with the anti-collision plate (32162), and the other end of each connecting arm is hinged with the flaw detection assembly (322). The flaw detection driving assembly (321) further comprises a flaw detection tension spring (3217), one end of the flaw detection tension spring (3217) is fixed on the anti-collision plate (32162) far away from one side of the swinging fixing piece (32153), and the other end of the flaw detection tension spring is fixed on the array frame (311) at the lower end of the fixing part of the arm detection telescopic rod (3212);
The flaw detection assembly (322) comprises a flaw detection installation seat (3221) and a flaw detection probe (3224), the flaw detection installation seat (3221) is arranged between two anti-collision plates (32162), supporting parts for supporting the flaw detection installation seat (3221) extend out of the anti-collision plates (32162), hinging parts extend out of two sides of the flaw detection installation seat (3221) respectively and are used for hinging the connecting arms (32163), and the flaw detection installation seat (3221) is connected through the connecting anti-collision plates (32162) and the connecting arms (32163), so that the flaw detection assembly (322) has a certain movable range, flexible follow-up of the flaw detection assembly (322) is ensured, and coupling detection of the flaw detection probe (3224) is ensured; the middle part of the flaw detection mounting seat (3221) is provided with a central hole (3222) for clamping the flaw detection probe (3224), the upper end of the flaw detection mounting seat (3221) is provided with a probe pressing plate (3223) for pressing the flaw detection probe (3224), and the probe pressing plate (3223) is positioned right above the central hole (3222); the utility model discloses a flaw detection device, including inspection mount pad (3221), water drum mount pad (3225) lower part is equipped with wear-resisting piece (32252), wear-resisting piece (32252) are used for increasing the life of inspection subassembly (322), wear-resisting piece (32252) upper portion is equipped with water logging pick-up plate (32253), water logging pick-up plate (32253) are used for detecting whether inspection subassembly (322) are intake, be equipped with quick connector plug (32251) on water drum mount pad (3225), be equipped with inlet tube (3232) in array framework (311), outlet pipe (3231) are connected to inlet tube (3232), outlet pipe (3231) are connected quick connector plug, inlet tube (3232) are connected with water knockout drum (323), water knockout drum (323) are connected with manual ball valve (3233) and/or automatic ball valve (3234), automatic ball valve (3234) are pneumatic ball valve, manual ball valve (3233) and/or automatic ball valve (3231) are connected.
4. An array inspection apparatus for inspecting a steel sheet as set forth in claim 3 wherein: the distance measuring assembly (33) comprises a distance measuring shell (331), a plurality of distance measuring installation frames (332) which are longitudinally and uniformly arranged are arranged in the distance measuring shell (331), a first distance measuring sensor (333) is arranged on the distance measuring installation frames (332), and the first distance measuring sensor (333) is used for measuring the distance between the flaw detection probe (3224) and the steel plate; the ranging component (33) rear end is provided with a swinging mounting plate (334), and the swinging mounting plate (334) is connected with the swinging fixing piece (32153), so that the ranging component (33) can move up and down along with the array probe arm (3211).
5. An array inspection apparatus for inspecting a steel sheet as set forth in claim 3 wherein: the rolling assembly (34) comprises a rolling first fixed sub-piece (344), a rolling second fixed sub-piece (345), a vertical roller (341), a first longitudinal roller (342) and a second longitudinal roller (343), wherein the first fixed sub-piece is U-shaped, is vertically arranged on the upper end face of the array frame body (311), and is provided with an opening facing the direction of the array bracket and used for fixing the rolling second fixed sub-piece (345); the rolling second fixing sub-piece (345) comprises a first fixing part (3451) fixedly connected with the rolling first fixing sub-piece (344), a first connecting part (3452) extending towards the direction of the array support at the upper end of the first fixing part (3451), a second fixing part (3453) extending downwards at the middle part of the first connecting part (3452), a second connecting part (3454) extending downwards at one end of the first connecting part (3452), a third fixing part (3455) extending from two lateral sides of the second connecting part (3454), wherein the second fixing part (3453) is used for arranging the vertical roller (341), two ends of the third fixing part (3455) are respectively provided with the first longitudinal roller (342) and the second longitudinal roller (343), the first longitudinal roller (342) and the second longitudinal roller (343) are clamped at two longitudinal sides of the array guide rail (304), and the vertical roller (341) is abutted against the upper end face of the array guide rail (304); the vertical roller (341), the first longitudinal roller (342) and the second longitudinal roller (343) are clamped at the periphery of the array guide rail (304), so that the array probe frame (31) longitudinally moves along the array guide rail (304).
6. An array inspection apparatus for inspecting a steel sheet as set forth in claim 3 wherein: the middle part at both ends of array crossbeam (302) is equipped with buffer (371), both ends are equipped with array travel switch (37) about array framework (311), array travel switch (37) correspond buffer (371), buffer (371) are used for buffering the buffer force that array probe frame (31) moved to the tip, array travel switch (37) are used for detecting extreme position that array probe frame (31) removed.
7. An array inspection apparatus for inspecting a steel sheet as set forth in claim 3 wherein: an array checking assembly (38) for checking whether the flaw detection probe (3224) accurately detects the flaw is further arranged on the main frame body (1), the array checking assembly (38) comprises a checking base (381), a checking fixed block (382) and a checking press block (383) are arranged at the upper end of the checking base (381), a checking test block (384) is arranged between the checking fixed block (382) and the checking press block (383), and the checking test block (384) is located below the flaw detection probe (3224);
the utility model discloses a check system, including check base (381) and check screw (387), check base (381) upper end is equipped with check slip table (385) of vertical setting, keeps away from check base (381) upper end of check slip table (385) is equipped with check screw block (386), check screw block (386) spiro union has check screw rod (387), check screw rod (387) one end is connected with check push block (388), check push block (388) with check briquetting (383) fixed connection, check push block (388) both sides be equipped with the check chute of check slip table (385) adaptation, check screw rod (387) can drive check push block (388) are passed through check chute is followed check slip table (385) longitudinal movement, from this compress tightly check test piece (384) between check fixed block (382) and check briquetting (383).
8. An array inspection apparatus for inspecting a steel sheet as set forth in claim 3 wherein: the coding mechanism (51) comprises a coding mounting seat (511) arranged on the coding support (5), a coding guide rail (512) is arranged on the coding mounting seat (511), the coding guide rail (512) is connected with a coding sliding part (513), the coding sliding part (513) can slide up and down relative to the coding guide rail (512), a coding telescopic rod (514) is arranged at the upper end of the coding sliding part (513), a coding wheel (515) is arranged at the lower end of the coding sliding part (513), and a rotary shaft of the coding wheel (515) is connected with a coder (516);
a ranging mounting plate (517) is arranged on the coding mounting seat (511), a second ranging sensor (5171) is arranged on the ranging mounting plate (517), and the second ranging sensor (5171) is used for detecting the distance between the second ranging sensor and the steel plate; the coding sliding part (513) is connected with a coding tension spring (518), the lower end of the coding tension spring (518) is connected with the coding sliding part (513), and the upper end of the coding tension spring is connected with the upper part of the coding mounting seat (511).
9. An array inspection apparatus for inspecting a steel sheet as set forth in claim 3 wherein: the edge detection mechanism (61) comprises transverse wave probes (32241) positioned on two sides and two longitudinal wave transverse wave probes (32242) which are arranged between the transverse wave probes (32241) in a staggered manner; the edge detection mechanism (61) controls the transmitting time and the receiving time of the transverse wave probe (32241) and the longitudinal wave transverse wave probe (32242) through the controller, thereby controlling the beam angle, the focusing depth and the focusing size of the probe and realizing the automatic flaw detection of a plurality of positions and/or a plurality of angles of the steel plate;
The flaw detection mechanism (32) comprises a plurality of longitudinal wave probes (32243), and the longitudinal wave probes (32243) are arranged in two rows in a staggered manner; the probe of the flaw detection mechanism (32) adopts a local water immersion mode to reduce dead zones, so that the detection resolution is higher.
10. An array inspection apparatus for inspecting a steel sheet as set forth in claim 3 wherein: the main frame body (1) is also provided with a prewetting bracket (8), the prewetting bracket (8) is arranged in front of the array detection bracket (3) and is provided with a spraying device (81), and the spraying device (81) is used for carrying out water spraying prewetting treatment on the steel plate before detection; a drying bracket (9) is arranged at the rear side of the main frame body (1), a drying device is arranged on the drying bracket (9), and the drying device carries out drying treatment after detecting on the steel plate; the front side of the drying support (9) is also provided with a wiper support, the wiper support is provided with a wiper blade (10), and the wiper blade (10) is abutted against the steel plate to remove residual moisture on the steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310451131.0A CN116858928A (en) | 2023-04-25 | 2023-04-25 | Array detection equipment for flaw detection of steel plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310451131.0A CN116858928A (en) | 2023-04-25 | 2023-04-25 | Array detection equipment for flaw detection of steel plate |
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| Publication Number | Publication Date |
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| CN116858928A true CN116858928A (en) | 2023-10-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310451131.0A Pending CN116858928A (en) | 2023-04-25 | 2023-04-25 | Array detection equipment for flaw detection of steel plate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117538338A (en) * | 2024-01-09 | 2024-02-09 | 陕西群立机械有限公司 | Gear online flaw detection device and detection method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117538338A (en) * | 2024-01-09 | 2024-02-09 | 陕西群立机械有限公司 | Gear online flaw detection device and detection method |
| CN117538338B (en) * | 2024-01-09 | 2024-03-19 | 陕西群立机械有限公司 | Gear online flaw detection device and detection method |
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