CN111380959B - High-precision ultrasonic flaw detection equipment and flaw detection method thereof - Google Patents
High-precision ultrasonic flaw detection equipment and flaw detection method thereof Download PDFInfo
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- CN111380959B CN111380959B CN202010335799.5A CN202010335799A CN111380959B CN 111380959 B CN111380959 B CN 111380959B CN 202010335799 A CN202010335799 A CN 202010335799A CN 111380959 B CN111380959 B CN 111380959B
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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
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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
- G01N29/275—Arrangements for orientation or scanning by relative movement of the head and the sensor by moving both the sensor and the material
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/023—Solids
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
The invention relates to the field of pipeline flaw detection equipment, and discloses high-precision ultrasonic flaw detection equipment and a flaw detection method thereof, which solve the technical problem of low detection efficiency of high-precision hard pipe ultrasonic flaw detection equipment. The invention realizes continuous discharging and feeding and has the effect of improving the detection efficiency.
Description
Technical Field
The invention relates to the technical field of pipeline flaw detection equipment, in particular to high-precision ultrasonic flaw detection equipment and a flaw detection method thereof.
Background
The ultrasonic flaw detection technology is a relatively widely used nondestructive flaw detection technology in the industry. In the ultrasonic flaw detection technique, simply, ultrasonic waves are generated on a flaw detection surface of a workpiece by an ultrasonic probe, and a flaw in the workpiece is identified from a reflected echo or a diffracted wave of the ultrasonic wave through the flaw of the workpiece.
Chinese patent publication No. CN107796872a discloses a high-precision ultrasonic flaw detection device for a hard tube, which comprises a supporting rotation assembly, a guiding assembly, at least one detection probe (including a longitudinal detection probe and a transverse detection probe), a computer and a PLC control system, wherein the detection probe is mounted on the guiding assembly through a sliding mounting seat, a sliding seat driving assembly is arranged on one side of the guiding assembly, and the supporting rotation assembly, the guiding assembly and the sliding mounting seat are connected with the PLC control system; the PLC control system controls the supporting and rotating assembly to act, and the supporting and rotating assembly comprises a working groove, a pair of steering rollers which are transversely arranged on the inner wall of the working groove in a suspended mode and a steering roller motor which drives the steering rollers to rotate at a constant speed. During operation, a pair of steering rolls is with the equidirectional rotation and then drives the rigid tube clockwise or anticlockwise at the uniform velocity around its axis and rotate, drive assembly drive sliding mounting seat drives test probe carries out comprehensive detection along the radial and axial direction of rigid tube.
However, this kind of high accuracy hard tube ultrasonic inspection equipment is detecting a flaw to a section pipeline and is accomplishing the back, needs the operator to take off from the work inslot through the pipeline of surveying, then places the pipeline that waits to detect next in the work inslot, just can continue to detect a flaw, leads to detecting a flaw's efficiency lower.
Disclosure of Invention
In view of the defects in the prior art, the invention aims to provide a high-precision ultrasonic flaw detection device and a flaw detection method thereof, which have the effect of improving the working efficiency of flaw detection.
The technical purpose of the invention is realized by the following technical scheme: the utility model provides a high accuracy ultrasonic inspection equipment, includes quick-witted case, test probe and the display that links to each other with test probe, and the display is used for storing the analysis and shows the test data, is equipped with the actuating mechanism who is used for driving test probe along the horizontal direction removal on the quick-witted case, one side of machine case has set firmly the mounting groove along length direction, the both ends of mounting groove link up the setting, quick-witted case is provided with first motor along the horizontal direction towards one side of mounting groove, the coaxial rigid coupling of output of first motor has the mounting panel, the mounting panel is located the one end of mounting groove towards first motor, one side that the mounting panel deviates from first motor is equipped with the locating part that is used for restricting the pipeline, machine case sets firmly the first cylinder that is used for driving first motor along vertical direction lift towards one side of first motor, the telescopic link and the first motor outside fixed connection of first cylinder, machine case is equipped with group material mechanism and pushing equipment respectively towards the one end of one side of mounting groove at the middle part of mounting groove and keep away from the mounting panel.
Through the technical scheme, in operation, the operator places more than one pipeline in the mounting groove earlier, the locating part is spacing to a section pipeline that the mounting panel is inconsistent, actuating mechanism drive test probe carries out nondestructive test to the pipeline along the horizontal direction this moment, first motor work simultaneously, drive pipeline synchronous revolution, thereby be convenient for detect probe carries out all-round detection to the pipeline, the precision of detection has been improved, after the nondestructive test of a section pipeline is accomplished, first motor of first cylinder drive is putd aside from the tip of mounting groove, make the pipeline kept away from to the mounting panel, dial material mechanism will push out from the mounting groove through the pipeline of detecting a flaw detection after that, then first motor of first cylinder drive moves to initial position, pushing equipment will wait to detect the pipeline and pass towards the mounting panel, thereby accomplish consecutive unloading and material loading operation, be favorable to improving work efficiency.
The invention is further configured to: the quick-witted case has seted up spacing spout towards one side of first motor along vertical direction, spacing spout is located one side that first motor deviates from the mounting groove, the below of first motor is equipped with the mount pad, the base of first motor is fixed on the mount pad through first bolt tightening, the mount pad has spacing slider towards one side rigid coupling of spacing spout, spacing slider gomphosis in spacing spout and with the cooperation of sliding of spacing spout.
Through above-mentioned technical scheme, when the in-process that first motor of first cylinder drive removed, spacing slider slided along spacing spout, has played the guide effect to the removal of first motor to stability when being favorable to improving first motor and removing.
The invention is further configured to: and the outer side of the limiting sliding block is connected with a ball in a rolling manner.
Through above-mentioned technical scheme, the setting of ball for sliding friction between spacing slider and the spacing spout is transformed into rolling friction, is favorable to reducing the frictional resistance between spacing slider and the spacing spout.
The invention is further configured to: dial material mechanism including dialling board, connecting rod and second cylinder, dial the board and extend the top of mounting groove and laminate mutually with the one end that the mounting panel was kept away from to the pipeline, dial the one end and the connecting rod fixed connection that the mounting groove was kept away from to the board, the second cylinder sets up and telescopic link and connecting rod fixed connection along the horizontal direction, the direction that the width direction of quick-witted case extends is provided with the third cylinder towards one side of second cylinder, the telescopic link and the second cylinder fixed connection of third cylinder.
Through the technical scheme, after accomplishing the detection of detecting a flaw to a section pipeline, the telescopic link of second cylinder stretches out, make and dial the length direction of board along the mounting groove and pass towards the direction of first motor, pass down until the pipeline from the mounting groove, the first motor of drive of first cylinder removes to the initial position after that, the telescopic link of fourth cylinder stretches out, make the third cylinder keep away from quick-witted case, thereby make and dial the board and keep away from the mounting groove, will wait to detect the pipeline orientation that passes before through pushing equipment after that, it is inconsistent until pipeline and mounting panel, thereby realize coherent unloading and material loading, be favorable to improving the efficiency of detecting a flaw.
The invention is further configured to: the pushing equipment includes the fourth cylinder, the fourth cylinder sets up the one end of keeping away from first motor at the mounting groove and sets up along the horizontal direction, the telescopic link rigid coupling of fourth cylinder has the push pedal, in the push pedal stretches into the mounting groove, work as during the telescopic link shrink of fourth cylinder, the push pedal removes the one end of keeping away from first motor to the mounting groove.
Through above-mentioned technical scheme, when dialling the board and keeping away from the mounting groove, the telescopic link of fourth cylinder stretches out for in the push pedal stretched into the mounting groove, the push pedal promoted the pipeline and removed towards the mounting groove, thereby realizes quick material loading.
The invention is further configured to: the bottom fixedly connected with first installation piece of third cylinder, the outside fixedly connected with second installation piece of fourth cylinder, first installation piece and second installation piece are all through the outside of second bolt threaded connection at quick-witted case, wooden material is selected for use to the quick-witted case and is made.
Through above-mentioned technical scheme, adopt the mode of dismantling the connection between third cylinder and fourth cylinder and the quick-witted case, the operator of being convenient for back of unscrewing the second bolt, moves the mounted position of third cylinder and fourth cylinder along the horizontal direction according to the length of the pipeline that awaits measuring to the realization is stirred and is passed the pipeline of different length, has enlarged application scope.
The invention is further configured to: the outside of machine case is equipped with first guide rail and the second guide rail corresponding with first installation piece and second installation piece respectively along the horizontal direction, one side rigid coupling of first installation piece towards first guide rail has first guide block, one side rigid coupling of second installation piece towards the second guide rail has the second guide block, first guide block and second guide block slide the restriction respectively in first guide rail and second guide rail.
Through the technical scheme, when the mounting positions of the third cylinder and the fourth cylinder need to be moved, an operator translates the first guide block along the first guide rail and translates the second guide block along the second guide rail, so that the third cylinder and the fourth cylinder are translated, the possibility of offset of the position relation between the shifting plate and the pushing plate and the mounting groove caused by offset of the moving positions of the third cylinder and the fourth cylinder is reduced, and the stability of the third cylinder and the fourth cylinder moving in the horizontal direction is improved.
The invention is further configured to: the locating part includes the spacing post of first spacing post and second, the radial setting of sliding of mounting panel is all followed to the spacing post of first spacing post and second, the first spout has radially been seted up to one side that the mounting panel deviates from first motor, the first spacing post of first spacing post and second has first slider towards the equal rigid coupling of first spout one end, first slider slides the restriction in first spout, the length direction interval that one side that the mounting panel deviates from first motor is followed first spout is equipped with a plurality of screw holes, the outside fixedly connected with extension piece of the spacing post of first spacing post and second, wear to be equipped with the third bolt on the extension piece, third bolt threaded connection is in the screw hole, the periphery at the pipeline is contradicted respectively to the spacing post of first spacing post and second.
Through above-mentioned technical scheme, the position of first spacing post and the spacing post of second sets to adjustable mode, and the operator of being convenient for adjusts the interval between first spacing post and the spacing post of second according to the external diameter of the pipeline that awaits measuring for be applicable to the pipeline of the different diameters of restriction between first spacing post and the spacing post of second, enlarged application scope.
The second technical purpose of the invention is realized by the following technical scheme: a flaw detection method of high-precision ultrasonic flaw detection equipment comprises the following operation steps:
pre-adjusting: according to the length of the pipeline to be detected, the positions of the shifting plate and the abutting plate are adjusted, namely the positions of the third cylinder and the fourth cylinder in the horizontal direction are adjusted until the telescopic rods of the second cylinder and the fourth cylinder are contracted, and the shifting plate and the abutting plate are respectively attached to one ends, away from the mounting plate, of the two pipelines to be detected; then, the positions of the first limiting column and the second limiting column are adjusted until the distance between the first limiting column and the second limiting column is the same as the outer diameter of the pipeline to be measured;
feeding: placing a plurality of pipelines to be detected in the mounting groove, wherein one end, facing the mounting plate, of the pipeline positioned at the forefront is abutted against the mounting plate, and the outer sides of the pipelines are abutted against the first limiting column and the second limiting column respectively;
flaw detection: the driving mechanism drives the detection probe to move along the axis direction of the pipeline, so that the detection probe performs ultrasonic detection on the pipeline, and meanwhile, the first motor works to drive the mounting plate to drive the pipeline to synchronously rotate;
unloading and loading: after the detection finishes, the mounting groove is kept away from to the first motor of first cylinder drive, make the mounting panel keep away from the pipeline through detecting a flaw, the telescopic link of third cylinder stretches out this moment, make pipeline from the mounting groove roll-off through detecting a flaw, the telescopic link of third cylinder stretches out after that, make and dial the board and keep away from the mounting groove, then the first motor of first cylinder drive moves initial position, the telescopic link of fourth cylinder stretches out, the drive push pedal promotes next pipeline towards the mounting panel, it is inconsistent until pipeline and mounting panel, the telescopic link withdrawal of last third cylinder makes and dials the board and remove until the one end laminating of keeping away from the mounting panel with the pipeline towards the mounting groove.
According to the technical scheme, before flaw detection, an operator firstly adjusts the positions of the third cylinder and the fourth cylinder in sequence according to the length of a pipeline to be detected and the outer diameter of the pipeline, then adjusts the installation positions of the first limiting column and the second limiting column, so that the distance between the first limiting column and the second limiting column is adjusted, then the operator places more than two pipelines in the installation groove, and adjusts the positions of the pipelines by hand, so that one end, abutted to the installation plate, of each pipeline is limited between the first limiting column and the second limiting column, at the moment, the first motor drives the pipelines to rotate, the detection probe moves along the horizontal direction, and flaw detection is performed on the pipelines; after the detection is finished, the first cylinder drives the first motor to ascend, the mounting plate is driven to move away from the end part of the mounting groove, then the telescopic rod of the second cylinder extends out, and the shifting plate pushes down the pipeline subjected to flaw detection from the mounting groove to realize unloading; the telescopic link withdrawal of second cylinder after that, the telescopic link of third cylinder stretches out and makes the second cylinder drive and dial the board and keep away from the mounting groove, and the telescopic link of fourth cylinder stretches out this moment, and the push pedal will wait to detect the pipeline orientation and pass to accomplish the material loading that links up, reduced the time interval that artifical material loading after unloading brought again, be favorable to improving the efficiency that detects, also saved the manpower.
In conclusion, the invention has the following beneficial effects:
1. during the flaw detection process, continuous automatic discharging and feeding are realized, and the work efficiency is improved;
2. the mounting groove can be suitable for placing pipelines with different diameters, so that the ultrasonic flaw detection equipment is suitable for detecting the pipelines with different diameters;
3. the device is suitable for discharging and loading pipelines with different lengths, and has a wide application range.
Drawings
Fig. 1 is a schematic view of the overall structure of the present embodiment.
Fig. 2 is a schematic structural diagram for showing a connection relationship between the first motor and the chassis in this embodiment.
Fig. 3 is a schematic structural diagram for showing a limiting member on the mounting plate in the present embodiment.
Fig. 4 is a schematic structural diagram for embodying the material ejecting mechanism and the material pushing mechanism in this embodiment.
Reference numerals: 1. a chassis; 11. a limiting chute; 2. detecting a probe; 21. a display; 3. a drive mechanism; 31. a fixed seat; 32. a screw; 33. a second motor; 34. a movable seat; 35. a connecting shaft; 4. A material poking mechanism; 41. dialing a plate; 42. a connecting rod; 43. a second cylinder; 44. a third cylinder; 441. a first mounting block; 4411. a first guide block; 4412. a first guide rail; 4413. a second bolt; 5. a material pushing mechanism; 51. a fourth cylinder; 511. pushing the plate; 512. a second mounting block; 5121. a second guide block; 513. a second guide rail; 6. A first motor; 61. a mounting seat; 611. a limiting slide block; 6111. a ball bearing; 62. a first bolt; 63. mounting a plate; 631. a first chute; 632. a threaded hole; 64. mounting; 641. a first limit post; 642. a second limit post; 6421. a first slider; 6422. an extension block; 6423. a third bolt; 7. a pipeline; 8. a first cylinder.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
referring to fig. 1, the high-precision ultrasonic flaw detection apparatus disclosed by the present invention comprises a case 1, a detection probe 2 and a display 21 connected to the detection probe 2, wherein the case 1 is made of a wood material, the detection probe 2 comprises a transverse detection probe 2 and a longitudinal detection probe 2, the case 1 is provided with a driving mechanism 3 for driving the detection probe 2 to move along a horizontal direction, the driving mechanism 3 comprises two fixing seats 31, a screw 32 and a second motor 33 for driving the screw 32 to rotate, the two fixing seats 31 and the second motor 33 are both fixedly connected to the outside of the top of the case 1, the screw 32 penetrates through and is rotatably connected to the fixing seats 31, a rotation shaft of the second motor 33 is coaxially connected to one end of the screw 32, the second screw 32 is in threaded connection with a movable seat 34, the movable seat 34 is located between the two fixing seats 31, a connecting shaft 35 is arranged between the two fixing seats 31, the connecting shaft 35 penetrates through the movable seat 34, and two ends of the connecting shaft are respectively bonded and fixed to the two fixing seats 31.
Referring to fig. 1, a mounting groove is fixedly formed in one side of a case 1 along the length direction, two ends of the mounting groove are arranged in a penetrating manner, a material shifting mechanism 4 and a material pushing mechanism 5 are respectively arranged in the middle of the mounting groove and at one end far away from a mounting plate 63 in one side of the case 1 facing the mounting groove, a PLC control system (not shown in the figure) is arranged in the case 1, and the second motor 33, the material shifting mechanism 4 and the material pushing mechanism 5 are controlled by the PLC control system. During detection, an operator places the pipeline 7 to be detected in the installation groove, the PLC control system controls the second motor 33 to work, the second motor 33 drives the screw rod 32 to rotate, the moving seat 34 drives the detection probe 2 to move along the horizontal direction, and the longitudinal detection probe 2 performs vertical incidence detection on the pipeline 7 along the axial direction of the pipeline 7; the transverse detection probe 2 carries out oblique incidence detection on the pipeline 7 along the axis direction of the pipeline 7, can detect the damage of the pipeline 7 from different directions, realizes the all-dimensional detection on the pipeline 7, and the display 21 stores, analyzes and limits detection data.
Referring to fig. 1 and 2, case 1 is provided with first motor 6 along the horizontal direction towards one side of mounting groove, case 1 has seted up spacing spout 11 along vertical direction towards one side of first motor 6, the below of first motor 6 is equipped with mount pad 61, the base of first motor 6 is fixed on mount pad 61 through first bolt 62 is screwed up, mount pad 61 bonds towards one side of spacing spout 11 and has spacing slider 611, spacing slider 611 gomphosis is in spacing spout 11 and with spacing spout 11 sliding fit, the outside roll connection of spacing slider 611 has ball 6111. The case 1 is provided with a first cylinder 8 facing the first motor 6, and an expansion rod of the first cylinder 8 is fixedly bonded with the mounting seat 61. When the telescopic rod of the first cylinder 8 makes telescopic motion, the first motor 6 is driven to make lifting motion, at the moment, the limiting sliding block 611 slides along the limiting sliding groove 11 in a rolling mode, and the balls 6111 are arranged, so that sliding friction between the limiting sliding block 611 and the limiting sliding groove 11 is converted into rolling friction, and friction resistance is reduced.
Referring to fig. 1 and 3, an output end of the first motor 6 is coaxially bonded with a mounting plate 63, the mounting plate 63 is located at one end of the mounting groove facing the first motor 6, a limiting member 64 for limiting the pipeline 7 is disposed at one side of the mounting plate 63 facing away from the first motor 6, the limiting member 64 includes a first limiting post 641 and a second limiting post 642, a first sliding groove 631 is radially disposed at one side of the mounting plate 63 facing away from the first motor 6, a plurality of threaded holes 632 are disposed at intervals on two sides of the first sliding groove 631 on the mounting plate 63, a first sliding block 6421 is fixedly connected to one end of each of the first limiting post 641 and the second limiting post 642 facing the first sliding groove 631, the first sliding block 6421 is embedded and slides in the first sliding groove 631, an extending block 6422 is bonded to outer sides of each of the first limiting post 641 and the second limiting post 642, a third bolt 6423 is disposed on the extending block 6422, the third bolt 6423 is threadedly connected in the threaded hole 632, and a distance between the first limiting post 641 and the second limiting post 642 is the same as an outer diameter of the pipeline 7 to be measured.
Referring to fig. 1 and 3, before detection, an operator may adjust the distance between the first position-limiting post 641 and the second position-limiting post 642 according to the outer diameter of the pipe 7 to be detected, unscrew the third bolt 6423 from the threaded hole 632, slide the first sliding block 6421 to a desired position along the first sliding groove 631, so that the through hole of the extending block 6422 corresponds to the threaded hole 632 at the corresponding position, thread the third bolt 6423 through the extending block 6422 and connect in the threaded hole 632, and adjust the positions of the first position-limiting post 641 and the second position-limiting post 642 in the same operation manner. By the arrangement, the first limiting column 641 and the second limiting column 642 can limit pipelines 7 with different diameters, so that the high-precision ultrasonic flaw detection equipment can be suitable for flaw detection of pipelines 7 with different diameters, and the application range is expanded.
Referring to fig. 1 and 4, the material stirring mechanism 4 includes a stirring plate 41, a connecting rod 42 and a second cylinder 43, the stirring plate 41 extends to the upper side of the installation groove and is abutted to one end of the pipeline 7 far away from the installation plate 63, one end of the stirring plate 41 far away from the installation groove is fixedly bonded with the connecting rod 42, the connecting rod 42 is perpendicular to the stirring plate 41, the second cylinder 43 is horizontally arranged, the telescopic rod is fixedly bonded with the connecting rod 42, a third cylinder 44 is arranged on one side of the case 1 facing the second cylinder 43 in the direction extending along the width direction of the case 1, and the telescopic rod of the third cylinder 44 is fixedly welded to the outer side of the cylinder body of the second cylinder 43. The bottom of the third cylinder 44 is adhered with a first installation block 441, one side of the first installation block 441 facing the case 1 is adhered and fixed with a first guide block 4411, one side of the case 1 facing the first guide block 4411 is provided with a first guide rail 4412 along the horizontal direction, the first guide block 4411 is embedded and connected in the first guide rail 4412 in a sliding manner, and the first installation block 441 is connected to the outer side of the case 1 through a second bolt 4413 in a threaded manner. By means of the arrangement, the position of the third cylinder 44 in the horizontal direction can be adjusted conveniently by an operator according to the length of the pipeline 7 to be detected, and therefore the shifting plate 41 can shift pipelines 7 with different lengths conveniently. When a pipeline 7 is detected through detecting a flaw in the mounting groove, the telescopic link of the first cylinder 8 retracts, make the first motor 6 rise and slide along the vertical direction of the machine case 1, move away from the tip of the mounting groove until the mounting plate 63, the telescopic link of the second cylinder 43 stretches out at this moment, dial the pipeline 7 that the board 41 promotes to detect and break away from the mounting groove internal slipping, thereby realize unloading, after the completion of unloading, the board 41 removes to initial position is dialled in the drive of the second cylinder 43, then the telescopic link of the third cylinder 44 stretches out and makes the second cylinder 43 drive and dial the board 41 and keep away from the mounting groove, pass forward towards the lower direction of the test probe 2 with the pipeline 7 to be detected through pushing equipment 5 after that, realize continuous feeding, and the work efficiency is improved.
Referring to fig. 1 and 4, the pushing mechanism 5 includes a fourth cylinder 51 arranged along the horizontal direction, the fourth cylinder 51 is arranged at one end of the mounting groove far away from the first motor 6, a second mounting block 512 is bonded to one side of the fourth cylinder 51 facing the chassis 1, a second guide block 5121 is bonded to one side of the second mounting block 512 facing the chassis 1, a second guide rail 513 is arranged along the horizontal direction on one side of the chassis 1 facing the second guide block 5121, the second guide block 5121 is embedded and slidably connected in the second guide rail 513, and the second mounting block 512 is also connected to the outer side of the chassis 1 through a second bolt 4413 by screw threads. The telescopic link of fourth cylinder 51 sets up and the output bonds there is push pedal 511 towards the mounting groove, and when the telescopic link of fourth cylinder 51 shrink, push pedal 511 removed the one end of keeping away from first motor 6 to the mounting groove. When the feeding is carried out, the telescopic rod of the fourth cylinder 51 extends out, the push plate 511 pushes the pipeline 7 to be detected to move forwards until the pipeline 7 to be detected is inconsistent with the mounting plate 63, the telescopic rod of the fourth cylinder 51 retracts to the initial position, and the operator manually adjusts the position of the pipeline 7 at the moment, so that the pipeline 7 is limited between the first limiting column 641 and the second limiting column 642 to be detected, and the next pipeline 7 to be detected is placed in the mounting groove.
The working principle is as follows: the method for flaw detection by using the high-precision ultrasonic flaw detection equipment comprises the following operation steps of:
pre-adjusting: according to the length of the pipeline 7 to be detected, the positions of the shifting plate 41 and the abutting plate are adjusted, namely the positions of the third cylinder 44 and the fourth cylinder 51 in the horizontal direction are adjusted until the telescopic rods of the second cylinder 43 and the fourth cylinder 51 contract, and the shifting plate 41 and the abutting plate are respectively attached to one ends, away from the mounting plate 63, of the two pipelines 7 to be detected; then, the positions of the first position-limiting post 641 and the second position-limiting post 642 are adjusted until the distance between the first position-limiting post 641 and the second position-limiting post 642 is the same as the outer diameter of the pipeline 7 to be measured;
feeding: placing two pipelines 7 to be detected in the mounting groove, wherein one end of the pipeline 7 positioned at the forefront and facing the mounting plate 63 is abutted against the mounting plate 63, and an operator manually adjusts the position of the pipeline 7, so that the outer sides of the pipelines 7 are respectively abutted against the first limiting column 641 and the second limiting column 642;
flaw detection: the driving mechanism 3 drives the detection probe 2 to move along the axial direction of the pipeline 7, so that the detection probe 2 performs ultrasonic detection on the pipeline 7 along the axial direction of the pipeline 7, and meanwhile, the first motor 6 works to drive the mounting plate 63 to drive the pipeline 7 to synchronously rotate, so that the effect of performing omnibearing detection on the pipeline 7 by the detection probe 2 is achieved;
unloading and loading: after the detection is finished, the first air cylinder 8 drives the first motor 6 to slide upwards along the limiting sliding groove 11 through the limiting sliding block 611, at the moment, the position of the first motor 6 rises and drives the mounting plate 63 to move away from the end part of the mounting groove, and then the telescopic rod of the second air cylinder 43 extends out, so that the shifting plate 41 pushes the pipeline 7 subjected to flaw detection down from the mounting groove, and the discharging is realized; then the telescopic link of second cylinder 43 retracts, the telescopic link of third cylinder 44 stretches out to make second cylinder 43 drive group board 41 to keep away from the mounting groove, the telescopic link of fourth cylinder 51 stretches out this moment, drive push pedal 511 promotes the pipeline 7 that awaits measuring towards mounting panel 63, until pipeline 7 and mounting panel 63 are inconsistent, the operator manually carries out position control to pipeline 7, make pipeline 7 restrict between first spacing post 641 and second spacing post 642, the telescopic link of third cylinder 44 retracts after that, make group board 41 move towards the mounting groove and laminate with the one end that pipeline 7 kept away from mounting panel 63, 2 detect pipeline 7 this moment, the operator places next pipeline 7 that awaits measuring in the mounting groove between group board 41 and push pedal 511 and awaits measuring.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (6)
1. The utility model provides a high accuracy ultrasonic inspection equipment, includes quick-witted case (1), test probe (2) and display (21) that link to each other with test probe (2), and display (21) are used for storing the analysis and show the detection data, are equipped with on quick-witted case (1) to be used for driving drive mechanism (3) that test probe (2) removed along the horizontal direction, its characterized in that: one side of the case (1) is fixedly provided with a mounting groove along the length direction, two ends of the mounting groove are arranged in a penetrating manner, one side of the case (1) facing the mounting groove is provided with a first motor (6) along the horizontal direction, the output end of the first motor (6) is coaxially and fixedly connected with a mounting plate (63), the mounting plate (63) is positioned at one end of the mounting groove facing the first motor (6), one side of the mounting plate (63) departing from the first motor (6) is provided with a limiting piece (64) used for limiting a pipeline (7), the limiting piece (64) comprises a first limiting column (641) and a second limiting column (642), the first limiting column (641) and the second limiting column (642) are fixedly connected with a first sliding block (6421) along the radial direction of the mounting plate (63), one side of the mounting plate (63) departing from the first motor (6) is provided with a first sliding chute (631) along the radial direction, the first limiting column (641) and the second limiting column (642) are fixedly connected with a plurality of first sliding blocks (6421) extending along the first sliding chute (631) along the first sliding block (64632) and a plurality of the first sliding chute (631) extending direction, a third bolt (6423) penetrates through the extending block (6422), the third bolt (6423) is in threaded connection with a threaded hole (632), the first limiting column (641) and the second limiting column (642) are abutted to the periphery of the pipeline (7) respectively, a first cylinder (8) for driving the first motor (6) to lift in the vertical direction is fixedly arranged on one side, facing the first motor (6), of the case (1), a telescopic rod of the first cylinder (8) is fixedly connected with the outer side of the first motor (6), and a material shifting mechanism (4) and a material pushing mechanism (5) are arranged on the middle of the mounting groove and one end, far away from the mounting plate (63), of one side, facing the mounting groove, of the case (1) respectively;
the material stirring mechanism (4) comprises a stirring plate (41), a connecting rod (42) and a second air cylinder (43), the stirring plate (41) extends to the upper part of the mounting groove and is attached to one end, away from the mounting plate (63), of the pipeline (7), one end, away from the mounting groove, of the stirring plate (41) is fixedly connected with the connecting rod (42), the second air cylinder (43) is arranged in the horizontal direction, an expansion rod is fixedly connected with the connecting rod (42), a third air cylinder (44) is arranged on one side, facing the second air cylinder (43), of the case (1) in the extending direction of the width direction of the case (1), and the expansion rod of the third air cylinder (44) is fixedly connected with the second air cylinder (43);
pushing equipment (5) include fourth cylinder (51), fourth cylinder (51) set up the one end of keeping away from first motor (6) at the mounting groove and set up along the horizontal direction, the telescopic link rigid coupling of fourth cylinder (51) has push pedal (511), push pedal (511) stretch into in the mounting groove, work as during the telescopic link shrink of fourth cylinder (51), push pedal (511) remove the one end of keeping away from first motor (6) to the mounting groove.
2. The high-precision ultrasonic flaw detection apparatus according to claim 1, characterized in that: case (1) has seted up spacing spout (11) along vertical direction towards one side of first motor (6), spacing spout (11) are located one side that first motor (6) deviate from the mounting groove, the below of first motor (6) is equipped with mount pad (61), the base of first motor (6) is screwed up through first bolt (62) and is fixed on mount pad (61), one side rigid coupling of mount pad (61) towards spacing spout (11) has spacing slider (611), spacing slider (611) gomphosis in spacing spout (11) and with spacing spout (11) cooperation of sliding.
3. The high-precision ultrasonic flaw detection apparatus according to claim 2, characterized in that: the outer side of the limiting sliding block (611) is connected with a ball (6111) in a rolling mode.
4. The high-precision ultrasonic flaw detection apparatus according to claim 1, characterized in that: the bottom of the third cylinder (44) is fixedly connected with a first mounting block (441), the outer side of the fourth cylinder (51) is fixedly connected with a second mounting block (512), the first mounting block (441) and the second mounting block (512) are both connected to the outer side of the case (1) through second bolts (4413) in a threaded mode, and the case (1) is made of wood materials.
5. The high-precision ultrasonic flaw detection apparatus according to claim 4, characterized in that: the outer side of the case (1) is provided with a first guide rail (4412) and a second guide rail (513) which correspond to the first installation block (441) and the second installation block (512) respectively along the horizontal direction, the first installation block (441) is fixedly connected with a first guide block (4411) towards one side of the first guide rail (4412), the second installation block (512) is fixedly connected with a second guide block (5121) towards one side of the second guide rail (513), and the first guide block (4411) and the second guide block (5121) are limited in the first guide rail (4412) and the second guide rail (513) in a sliding mode respectively.
6. The flaw detection method of the high-precision ultrasonic flaw detection apparatus according to any one of claims 1 to 5, comprising the following operation steps:
pre-adjusting: according to the length of the pipeline (7) to be detected, the positions of the shifting plate (41) and the resisting plate are adjusted, namely the positions of the third cylinder (44) and the fourth cylinder (51) in the horizontal direction are adjusted until the telescopic rods of the second cylinder (43) and the fourth cylinder (51) contract, and the shifting plate (41) and the resisting plate are respectively attached to one ends, far away from the mounting plate (63), of the two pipelines (7) to be detected; then, the positions of the first limiting column (641) and the second limiting column (642) are adjusted until the distance between the first limiting column (641) and the second limiting column (642) is the same as the outer diameter of the pipeline (7) to be measured;
feeding: placing a plurality of pipelines (7) to be detected in the installation groove, wherein one end, facing the installation plate (63), of the pipeline (7) located at the forefront is abutted against the installation plate (63), and the outer side of the pipeline (7) is abutted against the first limiting column (641) and the second limiting column (642) respectively;
flaw detection: the driving mechanism (3) drives the detection probe (2) to move along the axis direction of the pipeline (7), so that the detection probe (2) performs ultrasonic detection on the pipeline (7), and meanwhile, the first motor (6) works to drive the mounting plate (63) to drive the pipeline (7) to rotate synchronously;
unloading and loading: after the detection is finished, first cylinder (8) drive first motor (6) keep away from the mounting groove, make mounting panel (63) keep away from pipeline (7) through detecting a flaw, the telescopic link of third cylinder (44) stretches out this moment, make pipeline (7) through detecting a flaw slide out in the mounting groove, the telescopic link of third cylinder (44) stretches out afterwards, make group board (41) keep away from the mounting groove, then first cylinder (8) drive first motor (6) move to initial position, the telescopic link of fourth cylinder (51) stretches out, drive push pedal (511) promote next pipeline (7) towards mounting panel (63), it is inconsistent until pipeline (7) and mounting panel (63), the telescopic link withdrawal of last third cylinder (44) makes group board (41) move towards the mounting groove until the one end laminating of mounting panel (63) is kept away from with pipeline (7).
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| CN113369157B (en) * | 2021-06-03 | 2023-12-05 | 安徽天大铜业有限公司 | Transmission device for producing copper rod flaw detection |
| CN114354769B (en) * | 2021-12-31 | 2023-02-10 | 无锡市弘泰检测科技有限公司 | Detection system applied to in-service pressure container |
| CN117110421A (en) * | 2023-08-24 | 2023-11-24 | 苏州德斯森电子有限公司 | Non-damage detection auxiliary tool and eddy current detection equipment using same |
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