CN118961884A - An automatic flaw detection device for ring forgings - Google Patents
An automatic flaw detection device for ring forgings Download PDFInfo
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- CN118961884A CN118961884A CN202411405143.0A CN202411405143A CN118961884A CN 118961884 A CN118961884 A CN 118961884A CN 202411405143 A CN202411405143 A CN 202411405143A CN 118961884 A CN118961884 A CN 118961884A
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- 238000005242 forging Methods 0.000 title claims abstract description 108
- 238000001514 detection method Methods 0.000 title claims abstract description 96
- 230000007246 mechanism Effects 0.000 claims abstract description 118
- 239000000463 material Substances 0.000 claims abstract description 8
- 239000000523 sample Substances 0.000 claims description 53
- 238000004140 cleaning Methods 0.000 claims description 46
- 238000003860 storage Methods 0.000 claims description 21
- 238000007599 discharging Methods 0.000 claims description 19
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 230000029058 respiratory gaseous exchange Effects 0.000 claims 4
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000004804 winding Methods 0.000 claims 1
- 238000007790 scraping Methods 0.000 description 20
- 239000007788 liquid Substances 0.000 description 12
- 239000012535 impurity Substances 0.000 description 9
- 238000003825 pressing Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 5
- 230000002950 deficient Effects 0.000 description 5
- 239000010720 hydraulic oil Substances 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000007822 coupling agent Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000006247 magnetic powder Substances 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/16—Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
- B08B1/165—Scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/50—Cleaning by methods involving the use of tools involving cleaning of the cleaning members
- B08B1/54—Cleaning by methods involving the use of tools involving cleaning of the cleaning members using mechanical tools
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
-
- 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
- G01N29/048—Marking the faulty objects
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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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Pathology (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Acoustics & Sound (AREA)
- Molecular Biology (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Forging (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The invention discloses an automatic flaw detection device for annular forgings, which relates to the technical field of detection, and comprises a stand, a pretreatment mechanism, a supporting seat, a marking mechanism, a positioning mechanism, a flaw detection mechanism and a support column, wherein the positioning mechanism is arranged at the middle position above the stand, on the one hand, the forge pieces with different materials and different specifications and sizes can be clamped and fixed through the positioning mechanism, on the other hand, when the fault of the flaw detection device and the like occur, the positioning mechanism can automatically loosen the forge pieces, when the flaw detection occurs on the forge pieces, the rotating motor rotates by a corresponding angle until the damaged areas of the forge pieces move to the lower part of the marking mechanism, and the damaged areas of the forge pieces are marked through the marking mechanism, so that the follow-up fixed-point treatment of the forge pieces by workers is facilitated.
Description
Technical Field
The invention relates to the technical field of detection, in particular to an automatic flaw detection device for an annular forging.
Background
The automatic flaw detection device for the annular forging is equipment for nondestructive detection of the annular forging, aims to ensure the quality and safety of the forging, and at present adopts modes such as ultrasonic flaw detection, X-ray detection or magnetic powder detection to detect the quality of the annular forging.
However, the existing automatic flaw detection device for annular forgings, especially for detecting flaws by utilizing ultrasonic waves, does not generally consider that a large amount of ultrasonic couplant is accumulated near the ultrasonic probes after the ultrasonic probes are used for a long time, for example, patent publication No. CN117630180A is an annular forgings ultrasonic detection workstation and publication No. CN111796024A is a high-precision automatic flaw detection device for annular forgings, at present, a worker usually cleans the ultrasonic probes manually or cleans the ultrasonic probes by means of a cylinder, a scraper and other parts, but the cleaning mode can either affect the working efficiency or cause the ultrasonic couplant to remain on cleaning parts, so that the cleaning parts have poor effect when being used next time; finally, in order to ensure the detection precision, the existing automatic flaw detection device for the annular forging is generally provided with a roller, a grinding wheel and other parts so as to remove impurities on the surface of the annular forging, but the conventional method for removing the impurities on the surface of the annular forging basically stops the roller and the grinding wheel at intervals of one end, so that the working efficiency is affected.
Disclosure of Invention
The invention aims to provide an automatic flaw detection device for annular forgings, which aims to solve the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an automatic flaw detection device of annular forging, the automatic flaw detection device of annular forging includes frame, pretreatment mechanism, supporting seat, marking mechanism, positioning mechanism, flaw detection mechanism and pillar, positioning mechanism sets up in the top intermediate position department of frame, through positioning mechanism fixed forging, the inside of frame is provided with the rotating electrical machines, the work end of rotating electrical machines is connected with positioning mechanism, the supporting seat is provided with a plurality of groups, and a plurality of groups supporting seat is the annular setting in the top of frame, through a plurality of groups the purpose of supporting the forging is played to the supporting seat, both ends all are provided with a set of recess about the frame, every group all be provided with a set of first linear motor in the recess, pretreatment mechanism and marking mechanism set up in two sets of recess relatively, the pillar sets up in the outside of frame, flaw detection mechanism sets up the one end that is close to the pillar at the frame, the invention drives the positioning mechanism and the forging piece to rotate above the machine base through the rotating motor, so that each region of the forging piece sequentially passes through the pretreatment mechanism, the flaw detection mechanism and the marking mechanism, the upper and lower surfaces of the forging piece are cleaned through the pretreatment mechanism, impurities such as oxide skin and the like on the forging piece are avoided, so that the subsequent flaw detection is influenced, whether damage and defect exist in each region of the forging piece are detected through the flaw detection mechanism, an angle detection mechanism is arranged in the rotating motor, when damage exists in a certain region of the forging piece, the rotating motor rotates by corresponding angles until the damaged region of the forging piece moves to the lower part of the marking mechanism (the functions realized by the rotating motor and the angle detection mechanism belong to the conventional technical means in the field), the specific structure is not described), the damaged area of the forge piece is marked by the marking mechanism, so that the follow-up fixed-point treatment of the forge piece by workers is facilitated, and the pretreatment mechanism and the marking mechanism horizontally move in the groove through a group of first linear motors, so that the flaw detection of the forge pieces with different sizes by the workers is facilitated, and the use occasion of the invention is improved.
Further, the flaw detection mechanism comprises a flaw detection seat and a workbench, the flaw detection seat is arranged above the forge piece, the flaw detection seat is connected with the support through a fifth linear motor, the workbench is arranged below the forge piece, the workbench is fixedly arranged on the machine seat and is flush with the supporting seat, the height of the flaw detection seat can be controlled through the fifth linear motor, so that operators can conveniently detect the flaw of the forge pieces with different thicknesses, an ultrasonic probe, a second cleaning roller and a discharging pipe are arranged in the flaw detection seat, the ultrasonic probe is movably arranged at the middle position in the flaw detection seat through a fourth linear motor, the second cleaning roller is arranged at one end of the flaw detection seat close to the marking mechanism, the discharging pipe is arranged at one end of the flaw detection seat close to the pretreatment mechanism, one end of the discharging pipe close to the ultrasonic probe is also provided with a scraping plate, the discharging pipe is communicated with an external ultrasonic couplant conveying system, when the invention works, a forging piece sequentially passes through the discharging pipe, the ultrasonic probe and the lower part of the second cleaning roller, when the forging piece passes through the lower part of the discharging pipe, the external ultrasonic couplant conveying system sprays the ultrasonic couplant onto the forging piece through the discharging pipe, when the forging piece moves from the lower part of the discharging pipe to the lower part of the ultrasonic probe, the ultrasonic couplant on the forge piece is scraped by the scraper, when the forge piece moves to the lower part of the ultrasonic probe, the ultrasonic probe is driven by the fourth linear motor to move along the diameter direction of the forge piece, so that the ultrasonic probe is convenient for flaw detection of different areas of the forge piece, when the forge piece moves to the lower part of the second cleaning roller, the second cleaning roller is used for cleaning the forge piece, the ultrasonic couplant on the forging piece is prevented from influencing the work of the marking mechanism.
Further, the inside of seat of detecting a flaw still is provided with the cavity, ultrasonic probe sets up in the cavity, the below of cavity is provided with the fixed plate, the fixed plate is provided with two sets of, and one of them a set of the fixed plate is located the inside of forging, and another set of the fixed plate is located the outside of forging, every group all be provided with a set of board that gathers materials on the fixed plate, every group the board that gathers materials all is connected with the fixed plate through first compression spring.
Furthermore, the outside of the ultrasonic probe is provided with a fixed sleeve, the upper end of the inside of the fixed sleeve is relatively provided with two groups of liquid storage tanks, each group of liquid storage tanks is internally provided with a group of movable plates and hydraulic liquid, the lower end of the inside of the fixed sleeve is provided with a movable groove, the movable groove is of an annular structure, a telescopic bracket is arranged in the movable groove and is connected with the movable groove through a second compression spring, the lower end of the telescopic bracket extends out of the movable groove, the lower end of the telescopic bracket is provided with a scraping ring, the two groups of liquid storage tanks are communicated with the movable groove through arc-shaped channels, the two ends of the inside of the cavity are provided with ejector rods, the ejector rods are flush with the movable plates, when the ultrasonic probe is driven to move along the diameter direction of a forging piece by the fourth linear motor under normal conditions, the ultrasonic probe is not separated from the upper surface of the forge piece, when the ultrasonic couplant gathered near the ultrasonic probe is too much, a worker can drive the ultrasonic probe to move to the upper part of the collecting plate through a fourth linear motor, when the movable plate is contacted with the ejector rod, if the ultrasonic probe continues to move, the ejector rod can apply a group of acting force to the movable plate, so that hydraulic liquid in the liquid storage tank enters the movable tank, under the action of hydraulic pressure, the expansion bracket drives the scraping ring to move downwards, the scraping ring can push the ultrasonic couplant outside the ultrasonic probe to the collecting plate in the downward moving process, the phenomenon that the couplant gathers too much near the ultrasonic probe to influence the detection precision and the image quality is sequentially avoided, finally, the expansion bracket and the scraping ring are made of copper materials, under the effect of second compression spring, the expansion bracket can reset and strike the upper end inner wall of movable groove with scraping the ring, and the expansion bracket can vibrate with scraping the ring this moment, gets rid of the ultrasonic coupling agent that scrapes the ring self and be stained with when clearance ultrasonic probe through the vibration of expansion bracket and scraping the ring self.
Further, the positioning mechanism comprises a first positioning rod, a second positioning rod, a fixed column and a rotary table, wherein the rotary table is arranged in the machine base and is connected with the working end of the rotary motor, the fixed column is arranged on the rotary table and extends out of the machine base, the first positioning rod is provided with a plurality of groups, the first positioning rods are fixed outside the fixed column at equal angles, each group of the first positioning rods is internally provided with a group of second positioning rods, one end of each second positioning rod, which is positioned in the first positioning rod, is wound with an adjusting spring, one end of each second positioning rod, which extends out of the first positioning rod, is provided with a cushion block, an adjusting groove is arranged in the rotary table, the lower end of each adjusting groove is provided with an electromagnet, the upper end of each adjusting groove is provided with a pressing plate and hydraulic oil, one end of each pressing plate, which is close to the electromagnet, is embedded with a magnetic block, the invention is characterized in that the adjusting groove is communicated with a plurality of groups of first positioning rods through a shunt channel, when a worker places a forging piece on the supporting seat, the worker can start the electromagnet, the electromagnet drives the pressing plate to move upwards, so that hydraulic oil in the adjusting groove enters the plurality of groups of first positioning rods, under the action of hydraulic pressure, the plurality of groups of second positioning rods extend out of the plurality of groups of first positioning rods, and the plurality of groups of cushion blocks prop against the inside of the forging piece, so that the follow-up rotating motor drives the positioning mechanism and the forging piece to rotate. Avoiding influencing the subsequent maintenance of the device.
Further, pretreatment mechanism includes first mounting bracket and pretreatment seat, the pretreatment seat is provided with two sets of, two sets of the pretreatment seat sets up in the upper and lower both sides of forging relatively, and a set of pretreatment seat that is located the forging top is connected with first mounting bracket through the second linear electric motor, every group all be provided with a set of clearance subassembly in the pretreatment seat, clearance subassembly includes clearance groove, first cleaning roller, gear assembly and switching-over motor, first cleaning roller sets up in the clearance inslot, switching-over motor is connected with first cleaning roller through gear assembly, clears up the upper and lower both surfaces of forging through two sets of clearance subassemblies.
Further, a set of air suction channels are arranged in each set of pretreatment seat, each set of air suction channels is communicated with a set of cleaning groove, two sets of air suction channels are communicated through a corrugated pipe, a suction fan, a filter cylinder and an air outlet groove are arranged in each first mounting frame, the filter cylinder is arranged in the air outlet groove, the filter cylinder is communicated with the air outlet end of the suction fan, one set of air suction channels below the forge piece is communicated with the air inlet end of the suction fan, when the forge piece passes through the pretreatment mechanism, two sets of reversing motors in the cleaning assembly drive the two sets of first cleaning rollers to rotate through a gear assembly, the upper surface and the lower surface of the forge piece are cleaned through the two sets of first cleaning rollers, impurities such as oxide skin and the like are prevented from being present on the upper surface and the lower surface of the forge piece, so that the subsequent flaw detection precision is influenced.
Furthermore, the marking mechanism comprises a second mounting frame, a marking seat, a storage cylinder and a marking pipe, wherein the marking seat is movably arranged on the second mounting frame through a third linear motor, the height of the marking seat is controlled through the third linear motor, so that the marking mechanism is convenient to be suitable for forgings with different sizes, the storage cylinder is arranged on the marking seat, the utility model provides a mark pipe sets up the one end that is close to the forging at the storage section of thick bamboo, be provided with the valve on the mark pipe, through above-mentioned technical scheme, when defective position removes the below of mark pipe in the forging, the valve can be opened, and the coating in the storage section of thick bamboo can flow the defective position of forging this moment to this makes things convenient for the staff follow-up to carrying out fixed point processing to the forging.
Compared with the prior art, the invention has the beneficial effects that:
1. compared with the existing flaw detection device, the flaw detection device is provided with the positioning mechanism and the marking mechanism, on one hand, forgings with different materials and different specifications and sizes can be clamped and fixed through the positioning mechanism, on the other hand, when the flaw detection device fails, the positioning mechanism can automatically loosen the forgings, so that workers can conveniently take the forgings off the flaw detection device in time, the subsequent maintenance of the device is prevented from being influenced, when the forgings are defective in flaw detection, the rotating motor rotates by a corresponding angle until damaged areas of the forgings move to the lower part of the marking mechanism, and the damaged areas of the forgings are marked through the marking mechanism, so that the workers can conveniently carry out subsequent fixed-point treatment on the forgings;
2. The invention also provides a collecting plate and a fixed sleeve, wherein the collecting plate is provided with two groups, the two groups of collecting plates are always attached to the inner wall surface and the outer wall surface of a forge piece, when the ultrasonic couplant gathered near the ultrasonic probe is too much, the ultrasonic probe is driven to move to the upper part of the collecting plate by a fourth linear motor, the telescopic frame in the fixed sleeve can drive the scraping ring to move downwards by a push rod, the ultrasonic couplant outside the ultrasonic probe can be pushed onto the collecting plate in the downward moving process of the scraping ring, the couplant is sequentially prevented from gathering too much near the ultrasonic probe to influence the detection precision and the image quality, in addition, the telescopic frame and the scraping ring are made of copper materials, when the ultrasonic probe is driven by the fourth linear motor to be far away from the push rod, the telescopic frame and the scraping ring can reset and collide the inner wall at the upper end of the movable groove, at the moment, the telescopic frame and the scraping ring can vibrate, and the ultrasonic couplant attached to the scraping ring can be removed by the self vibration of the telescopic frame and the scraping ring when the ultrasonic probe is cleaned;
3. Compared with the cleaning mechanism used by the current flaw detection device, the pretreatment mechanism has the function of automatic cleaning, so that the first cleaning roller is prevented from being replaced or cleaned every other time, the working efficiency is improved, and on the other hand, the cleaning mechanism can be applied to forgings with different sizes, and the use scene is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a flaw detection mechanism according to the present invention;
FIG. 3 is a schematic view of the internal structure of the flaw detection seat of the present invention;
FIG. 4 is a schematic view of the structure of the portion A-A in FIG. 3 according to the present invention;
FIG. 5 is a schematic view of the structure of the fixing sleeve according to the present invention;
FIG. 6 is a schematic view of the structure of the portion B-B in FIG. 5 according to the present invention;
FIG. 7 is a schematic view of a positioning mechanism according to the present invention;
FIG. 8 is a schematic view of the structure of portion D of FIG. 7 according to the present invention;
FIG. 9 is a schematic view of the structure of the portion C-C in FIG. 7 according to the present invention;
FIG. 10 is a schematic view of the pretreatment mechanism of the present invention;
FIG. 11 is a schematic view of the structure of the E-E portion of FIG. 10 according to the present invention;
FIG. 12 is a schematic view of the structure of the portion F-F in FIG. 10 according to the present invention;
Fig. 13 is a schematic structural view of a marking mechanism according to the present invention.
In the figure: 1. a base; 11. a first linear motor; 12. a rotating electric machine; 2. a pretreatment mechanism; 21. a first mounting frame; 211. a suction fan; 212. a filter cartridge; 213. an air outlet groove; 22. a second linear motor; 23. a pretreatment base; 231. a first cleaning roller; 232. an air suction passage; 233. a gear assembly; 3. forging pieces; 4. a support base; 5. a marking mechanism; 51. a second mounting frame; 52. a marking seat; 53. a storage cylinder; 54. marking a tube; 55. a third linear motor; 6. a positioning mechanism; 61. a first positioning rod; 62. a second positioning rod; 63. fixing the column; 631. a shunt channel; 64. a turntable; 641. an electromagnet; 642. a pressing plate; 65. a cushion block; 7. a flaw detection mechanism; 71. a flaw detection seat; 72. a fourth linear motor; 73. a work table; 74. an ultrasonic probe; 741. a fixed sleeve; 7411. a movable plate; 7412. a liquid storage tank; 7413. a movable groove; 7414. a scraping ring; 7415. a telescopic frame; 75. a push rod; 76. a fixing plate; 77. a collecting plate; 78. a second cleaning roller; 79. a discharge pipe; 8. a support post; 81. and a fifth linear motor.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples: as shown in fig. 1-7, the invention provides a technical scheme, an automatic flaw detection device for annular forgings, the flaw detection device comprises a stand 1, a pretreatment mechanism 2, a supporting seat 4, a marking mechanism 5, a positioning mechanism 6, a flaw detection mechanism 7 and a strut 8, wherein the positioning mechanism 6 is arranged at the middle position above the stand 1, the forgings 3 are fixed through the positioning mechanism 6, a rotating motor 12 is arranged inside the stand 1, the working end of the rotating motor 12 is connected with the positioning mechanism 6, the supporting seat 4 is provided with a plurality of groups, the plurality of groups of supporting seats 4 are annularly arranged above the stand 1, the purpose of supporting the forgings 3 is achieved through the plurality of groups of supporting seats 4, the left end and the right end of the stand 1 are provided with a group of grooves, each group of grooves is internally provided with a group of first linear motor 11, the pretreatment mechanism 2 and the marking mechanism 5 are oppositely arranged in the two groups of grooves, the strut 8 is arranged at the outer side of the stand 1, the flaw detection mechanism 7 is arranged at one end of the stand 1 close to the strut 8, the flaw detection mechanism 7 is connected with the strut 8 through a fifth linear motor 81, the invention drives the positioning mechanism 6 and the forging 3 to rotate above the stand 1 through the rotating motor 12, so that each region of the forging 3 sequentially passes through the pretreatment mechanism 2, the flaw detection mechanism 7 and the marking mechanism 5, the upper and lower surfaces of the forging 3 are cleaned through the pretreatment mechanism 2, the impurities such as oxide skin and the like are avoided on the forging 3, so that the subsequent flaw detection is influenced, whether the damage and the defect exist in each region of the forging 3 are detected through the flaw detection mechanism 7, the angle detection mechanism is arranged in the rotating motor 12, when the damage exists in a certain region of the forging 3 is detected, the rotating motor 12 rotates by a corresponding angle, until the damaged area of the forging 3 moves to the lower part of the marking mechanism 5 (the functions realized by the rotating motor 12 and the angle detection mechanism belong to the conventional technical means in the field, the specific structure is not described), the damaged area of the forging 3 is marked by the marking mechanism 5, so that the subsequent fixed-point treatment of the forging 3 by workers is facilitated, the pretreatment mechanism 2 and the marking mechanism 5 horizontally move in the groove through a group of first linear motors 11, and the fault detection of the forging 3 with different sizes is facilitated for the workers, so that the application occasion of the invention is improved.
As shown in fig. 2 to 4, the flaw detection mechanism 7 comprises a flaw detection seat 71 and a workbench 73, the flaw detection seat 71 is arranged above the forge piece 3, the flaw detection seat 71 is connected with a support column 8 through a fifth linear motor 81, the workbench 73 is arranged below the forge piece 3, the workbench 73 is fixedly arranged on the machine base 1 and is flush with the supporting seat 4, the height of the flaw detection seat 71 can be controlled through the fifth linear motor 81 so as to facilitate the flaw detection of the forge pieces 3 with different thicknesses by workers, an ultrasonic probe 74, a second cleaning roller 78 and a discharging pipe 79 are arranged in the flaw detection seat 71, the ultrasonic probe 74 is movably arranged in the middle position in the flaw detection seat 71 through a fourth linear motor 72, the second cleaning roller 78 is arranged at one end of the flaw detection seat 71 close to the marking mechanism 5, the discharging pipe 79 is arranged at one end of the flaw detection seat 71 close to the pretreatment mechanism 2, the invention relates to a novel ultrasonic flaw detection device, which is characterized in that a scraping plate is further arranged at one end of a discharging pipe 79, which is close to an ultrasonic probe 74, and the discharging pipe 79 is communicated with an external ultrasonic couplant conveying system, when the novel ultrasonic flaw detection device works, a forge piece 3 sequentially passes through the discharging pipe 79, the ultrasonic probe 74 and the lower part of a second cleaning roller 78, when the forge piece 3 passes through the lower part of the discharging pipe 79, the external ultrasonic couplant conveying system sprays ultrasonic couplant onto the forge piece 3 through the discharging pipe 79, when the forge piece 3 moves from the lower part of the discharging pipe 79 to the lower part of the ultrasonic probe 74, the ultrasonic couplant on the forge piece 3 is scraped through the scraping plate, when the forge piece 3 moves to the lower part of the ultrasonic probe 74, the ultrasonic probe 74 is driven to move along the diameter direction of the forge piece 3 through a fourth linear motor 72, so that the ultrasonic probe 74 can conveniently detect flaw detection on different areas of the forge piece 3, when the forge piece 3 moves to the lower part of the second cleaning roller 78, the forging 3 is cleaned through the second cleaning roller 78, and the ultrasonic couplant on the forging 3 is prevented from affecting the work of the marking mechanism 5.
As shown in fig. 2, the flaw detection seat 71 is further provided with a cavity, the ultrasonic probe 74 is disposed in the cavity, the fixing plates 76 are disposed below the cavity, the fixing plates 76 are provided with two groups, one group of fixing plates 76 is located in the forging 3, the other group of fixing plates 76 is located outside the forging 3, each group of fixing plates 76 is provided with a group of collecting plates 77, and each group of collecting plates 77 is connected with the fixing plates 76 through a first compression spring.
As shown in fig. 2 and fig. 5-6, a fixed sleeve 741 is arranged outside the ultrasonic probe 74, two groups of liquid storage tanks 7412 are oppositely arranged at the upper end of the inside of the fixed sleeve 741, a group of movable plates 7411 and hydraulic liquid are arranged in each group of liquid storage tanks 7412, a movable groove 7413 is arranged at the lower end of the inside of the fixed sleeve 741, the movable groove 7413 is of an annular structure, a telescopic bracket 7415 is arranged in the movable groove 7413, the telescopic bracket 7415 is connected with the movable groove 7413 through a second compression spring, the lower end of the telescopic bracket 7415 extends out of the movable groove 7413, a scraping ring 7414 is arranged at the lower end of the telescopic bracket 7415, the two groups of liquid storage tanks 7412 are communicated with the movable groove 7413 through arc-shaped channels, and ejector rods 75 are arranged at the two ends of the inside of a cavity and are flush with the movable plates 7411.
When the ultrasonic vibration device works, two groups of collecting plates 77 are always attached to the inner wall surface and the outer wall surface of the forge piece 3, under normal conditions, when the ultrasonic probe 74 is driven to move along the diameter direction of the forge piece 3, the ultrasonic probe 74 is not separated from the upper surface of the forge piece 3, when the ultrasonic couplant gathered near the ultrasonic probe 74 is too much, a worker can drive the ultrasonic probe 74 to move above the collecting plates 77 through the fourth linear motor 72, when the movable plate 7411 is contacted with the ejector rod 75, if the ultrasonic probe 74 continues to move, the ejector rod 75 can apply a group of acting force to the movable plate 7411, and then hydraulic fluid in the liquid storage groove 7412 enters the movable groove 7413, under the action of hydraulic pressure, the telescopic bracket 7415 drives the scraping ring 7414 to move downwards, the ultrasonic couplant outside the ultrasonic probe 74 can be pushed onto the collecting plates 77 in the downward moving process, the ultrasonic couplant is sequentially prevented from gathering near the ultrasonic probe 74, the detection precision and the image quality are affected, finally, when the telescopic bracket 7415 and the copper motor 7411 is used, and the ultrasonic probe 7414 is in contact with the ejector rod 75, and the ultrasonic probe 7411 is driven to move away from the telescopic bracket 7411, and the ultrasonic vibration device 14 is driven to move the telescopic bracket 7412, and the ultrasonic couplant is driven to move the telescopic bracket 7412 through the telescopic bracket 14, and the vibrating bracket 7414 is driven to move the telescopic bracket 14, and the vibrating and the ultrasonic couplant.
As shown in fig. 7 to 9, the positioning mechanism 6 includes a first positioning rod 61, a second positioning rod 62, a fixed column 63 and a turntable 64, the turntable 64 is disposed in the housing 1 and connected with the working end of the rotary electric machine 12, the fixed column 63 is disposed on the turntable 64 and extends out of the housing 1, the first positioning rod 61 is provided with a plurality of groups, the plurality of groups of first positioning rods 61 are fixed outside the fixed column 63 at equal angles, a group of second positioning rods 62 are disposed in each group of first positioning rods 61, one end of the second positioning rod 62 in the first positioning rod 61 is wound with an adjusting spring, one end of the second positioning rod 62 extending out of the first positioning rod 61 is provided with a cushion block 65, an adjusting groove is disposed in the turntable 64, an electromagnet 641 is disposed at the lower end of the adjusting groove, a pressing plate 642 and hydraulic oil are disposed at the upper end of the adjusting groove, a magnetic block is inlaid at one end of the pressing plate 642 close to the electromagnet 641, the adjusting groove is communicated with the plurality of groups of first positioning rods 61 through the shunt channel 631, when a worker places the forge piece on the supporting seat 4, the worker can start the electromagnet 641, the electromagnet 641 drives the pressing plate 642 to move upwards, so that hydraulic oil in the adjusting groove enters the plurality of groups of first positioning rods 61, under the action of hydraulic pressure, the plurality of groups of second positioning rods 62 extend out of the plurality of groups of first positioning rods 61, and the plurality of groups of cushion blocks 65 prop against the inside of the forge piece 3, so that the follow-up rotating motor 12 drives the positioning mechanism 6 and the forge piece 3 to rotate. Thereby facilitating the staff to take down the forging 3 from the flaw detection device in time, avoiding influencing the subsequent maintenance of the device.
As shown in fig. 10-12, the pretreatment mechanism 2 includes a first mounting frame 21 and pretreatment seats 23, the pretreatment seats 23 are provided with two groups, the two groups of pretreatment seats 23 are relatively arranged on the upper side and the lower side of the forging piece 3, a group of pretreatment seats 23 above the forging piece 3 are connected with the first mounting frame 21 through a second linear motor 22, a group of cleaning components are arranged in each group of pretreatment seats 23, each cleaning component comprises a cleaning groove, a first cleaning roller 231, a gear component 233 and a reversing motor (not shown in the drawing), the first cleaning roller 231 is arranged in the cleaning groove, and the reversing motor is connected with the first cleaning roller 231 through the gear component 233 and cleans the upper surface and the lower surface of the forging piece 3 through the two groups of cleaning components.
As shown in fig. 10-12, a set of air suction channels 232 are disposed in each set of pretreatment seats 23, each set of air suction channels 232 is communicated with a set of cleaning grooves, two sets of air suction channels 232 are communicated through corrugated pipes, an air suction fan 211, a filter cartridge 212 and an air outlet groove 213 are disposed in the first mounting frame 21, the filter cartridge 212 is disposed in the air outlet groove 213, the filter cartridge 212 is communicated with the air outlet end of the air suction fan 211, and a set of air suction channels 232 located below the forging 3 are communicated with the air inlet end of the air suction fan 211.
When the forge piece 3 passes through the pretreatment mechanism 2, the reversing motors in the two groups of cleaning assemblies drive the two groups of first cleaning rollers 231 to rotate through the gear assemblies 233, the upper surface and the lower surface of the forge piece 3 are cleaned through the two groups of first cleaning rollers 231, impurities such as oxide skin and the like on the upper surface and the lower surface of the forge piece 3 are avoided, so that the follow-up flaw detection precision is influenced, finally, when the two groups of first cleaning rollers 231 work, the suction fans 211 synchronously work, the impurities adhered to the two groups of first cleaning rollers 231 are sucked through the suction fans 211 and discharged to the filter cylinders 212, and the impurities are trapped through the filter cylinders 212.
As shown in figure 13, the marking mechanism 5 comprises a second mounting frame 51, a marking seat 52, a storage cylinder 53 and a marking pipe 54, wherein the marking seat 52 is movably arranged on the second mounting frame 51 through a third linear motor 55, the height of the marking seat 52 is controlled through the third linear motor 55, so that the marking mechanism 5 is convenient for being suitable for forgings 3 with different sizes, the storage cylinder 53 is arranged on the marking seat 52, the marking pipe 54 is arranged at one end of the storage cylinder 53 close to the forgings 3, and a valve is arranged on the marking pipe 54, and by the technical scheme, when a defective part in the forgings 3 moves to the lower part of the marking pipe 54, the valve is opened, and at the moment, the coating in the storage cylinder 53 flows to the defective part of the forgings 3, thereby facilitating the subsequent fixed-point treatment of the forgings 3 by staff
The working principle of the invention is as follows: before working, when the forging is placed on the supporting seat 4, the pressing plate 642 is driven to move upwards through the electromagnet 641, so that hydraulic oil in the adjusting groove enters the first positioning rods 61 of the groups, under the action of the hydraulic pressure, the second positioning rods 62 of the groups extend out of the first positioning rods 61 of the groups, the inside of the forging 3 is propped against the cushion blocks 65 of the groups, then the rotating motor 12 is started, the rotating motor 12 drives the positioning mechanism 6 and the forging 3 to rotate, so that all areas of the forging 3 sequentially pass through the pretreatment mechanism 2, the flaw detection mechanism 7 and the marking mechanism 5, the upper surface and the lower surface of the forging 3 are cleaned through the pretreatment mechanism 2, impurities such as oxide skin and the like are prevented from being present on the forging 3, whether the inside of all areas of the forging 3 are damaged or not is detected through the flaw detection mechanism 7, and when the damage of a certain area of the forging 3 is detected, the rotating motor 12 rotates by a corresponding angle until the damaged area of the forging 3 moves to the lower side of the marking mechanism 5, the damaged area of the forging 3 is marked through the marking mechanism 5, and the follow-up fixed-point treatment of the forging 3 is facilitated for workers.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. An automatic flaw detection device for annular forgings, which is characterized in that: the flaw detection device comprises a machine base (1), a pretreatment mechanism (2), a supporting seat (4), a marking mechanism (5), a positioning mechanism (6), a flaw detection mechanism (7) and a support column (8), wherein the positioning mechanism (6) is arranged at the middle position above the machine base (1), a forge piece (3) is fixed through the positioning mechanism (6), a rotating motor (12) is arranged inside the machine base (1), the working end of the rotating motor (12) is connected with the positioning mechanism (6), the supporting seat (4) is provided with a plurality of groups, the supporting seats (4) are annularly arranged above the machine base (1), a group of grooves are formed in the left end and the right end of the machine base (1), a group of first linear motors (11) are arranged in each group of grooves, the pretreatment mechanism (2) and the marking mechanism (5) are oppositely arranged in the two groups of grooves, the pretreatment mechanism (2) and the marking mechanism (5) horizontally move in the grooves through the group of first linear motors (11), the support column (8) is arranged at the outer side of the machine base (1) close to one end of the machine base (7), the flaw detection mechanism (7) is connected with the support column (8) through a fifth linear motor (81).
2. The automatic flaw detection device for annular forgings according to claim 1, wherein: the utility model provides a flaw detection mechanism (7) is including seat (71) and workstation (73) of detecting a flaw, seat (71) of detecting a flaw sets up the top at forging (3), seat (71) of detecting a flaw is connected with pillar (8) through fifth linear motor (81), workstation (73) set up the below at forging (3), workstation (73) fixed mounting just flushes with supporting seat (4) on frame (1), the inside of seat (71) of detecting a flaw is provided with ultrasonic probe (74), second cleaning roller (78) and discharging pipe (79), ultrasonic probe (74) are through the inside intermediate position department of fourth linear motor (72) movable mounting at seat (71) of detecting a flaw, second cleaning roller (78) set up the one end that is close to marking mechanism (5) at seat (71), discharging pipe (79) set up the one end that is close to pretreatment mechanism (2) at seat (71), discharging pipe (79) are close to ultrasonic probe (74) one end still is provided with the scraper blade.
3. The automatic flaw detection device for annular forgings according to claim 2, wherein: the inside of seat (71) of detecting a flaw still is provided with the cavity, ultrasonic probe (74) set up in the cavity, the below of cavity is provided with fixed plate (76), fixed plate (76) are provided with two sets of, and one of them a set of fixed plate (76) are located the inside of forging (3), and another set of fixed plate (76) are located the outside of forging (3), every group all be provided with a set of board that gathers materials (77) on fixed plate (76), every group board that gathers materials (77) all are connected with fixed plate (76) through first compression spring.
4. An automatic flaw detection device for annular forgings according to claim 3, wherein: the outside of ultrasonic probe (74) is provided with fixed cover (741), the inside upper end of fixed cover (741) is provided with two sets of reservoir (7412) relatively, every set of all be provided with a set of fly leaf (7411) in reservoir (7412), the inside lower extreme of fixed cover (741) is provided with movable groove (7413), movable groove (7413) are annular structure, be provided with expansion bracket (7415) in movable groove (7413), expansion bracket (7415) are connected with movable groove (7413) through the second compression spring, the lower extreme of expansion bracket (7415) stretches out movable groove (7413), the lower extreme of expansion bracket (7415) is provided with scrapes ring (7414), and two sets of reservoir (7412) all are linked together with movable groove (7413) through arc passageway, the inside both ends of cavity all are provided with ejector pin (75), ejector pin (75) flushes with movable plate (7411).
5. An automatic flaw detection apparatus for annular forgings according to any one of claims 1 to 4, wherein: positioning mechanism (6) are including first locating lever (61), second locating lever (62), fixed column (63) and carousel (64), carousel (64) set up in frame (1) and are connected with the work end of rotating electrical machines (12), fixed column (63) set up on carousel (64) and stretch out frame (1), first locating lever (61) are provided with a plurality of groups, and a plurality of groups first locating lever (61) equiangular fixation is in the outside of fixed column (63), every group all be provided with a set of second locating lever (62) in first locating lever (61), the one end winding that second locating lever (62) is located first locating lever (61) has regulating spring, the one end that second locating lever (62) stretches out in first locating lever (61) is provided with cushion (65), be provided with the adjustment tank in carousel (64), the lower extreme of adjustment tank is provided with electro-magnet (641), the upper end of adjustment tank is provided with clamp plate (642), adjustment tank and a plurality of locating levers (631) are linked together through a plurality of locating levers (631).
6. The automatic flaw detection device for annular forgings according to claim 1, wherein: pretreatment mechanism (2) are including first mounting bracket (21) and pretreatment seat (23), pretreatment seat (23) are provided with two sets of, two sets of pretreatment seat (23) set up in the upper and lower both sides of forging (3) relatively, and a set of pretreatment seat (23) that are located forging (3) top are connected with first mounting bracket (21) through second linear electric motor (22), every group all be provided with a set of clearance subassembly in pretreatment seat (23), the clearance subassembly includes clearance groove, first cleaning roller (231), gear assembly (233) and switching-over motor, first cleaning roller (231) set up in the clearance inslot, switching-over motor is connected with first cleaning roller (231) through gear assembly (233), clear up upper and lower two surfaces of forging (3) through two sets of clearance subassemblies.
7. The automatic flaw detection device for annular forgings according to claim 6, wherein: every group all be provided with a set of passageway (232) of breathing in pretreatment seat (23), every group passageway (232) of breathing in all is linked together with a set of clearance groove, two sets of be linked together through the bellows between passageway (232) of breathing in, be provided with suction fan (211), filter cartridge (212) and gas outlet groove (213) in first mounting bracket (21), filter cartridge (212) set up in gas outlet groove (213), filter cartridge (212) are linked together with the gas outlet end of suction fan (211), and a set of passageway (232) of breathing in that are located forging (3) below are linked together with the inlet end of suction fan (211).
8. The automatic flaw detection device for annular forgings according to claim 1, wherein: the marking mechanism (5) comprises a second mounting frame (51), a marking seat (52), a storage barrel (53) and a marking pipe (54), wherein the marking seat (52) is movably mounted on the second mounting frame (51) through a third linear motor (55), the storage barrel (53) is arranged on the marking seat (52), the marking pipe (54) is arranged at one end, close to the forge piece (3), of the storage barrel (53), a valve is arranged on the marking pipe (54), and an angle detection mechanism is arranged inside the rotary motor (12).
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| CN119198898A (en) * | 2024-11-27 | 2024-12-27 | 江苏至臻无损检测有限公司 | Low frequency eddy current metal internal nondestructive testing device |
| CN119757939A (en) * | 2025-03-06 | 2025-04-04 | 无锡市和森超声科技有限公司 | Ultrasonic transducer performance test equipment |
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| CN119198898A (en) * | 2024-11-27 | 2024-12-27 | 江苏至臻无损检测有限公司 | Low frequency eddy current metal internal nondestructive testing device |
| CN119757939A (en) * | 2025-03-06 | 2025-04-04 | 无锡市和森超声科技有限公司 | Ultrasonic transducer performance test equipment |
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| CN118961884B (en) | 2025-01-24 |
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