CN201740764U - Composite material dry coupling ultrasonic full automatic defect detector - Google Patents
Composite material dry coupling ultrasonic full automatic defect detector Download PDFInfo
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- CN201740764U CN201740764U CN2010200196601U CN201020019660U CN201740764U CN 201740764 U CN201740764 U CN 201740764U CN 2010200196601 U CN2010200196601 U CN 2010200196601U CN 201020019660 U CN201020019660 U CN 201020019660U CN 201740764 U CN201740764 U CN 201740764U
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Abstract
Disclosed is a composite material dry coupling ultrasonic full automatic defect detector, which comprises a drive and control system sending instructions, controlling other system actions, and processing signals; a pneumatic system driving a pneumatic part to move; an ultrasonic detecting system generating ultrasonic signals, receiving ultrasonic signals fed by a material to be detected, and transmitting the fed ultrasonic signals to a data acquisition and image processing system; a mechanical device clamping the material to be detected, detecting the material to be detected, and transmitting the ultrasonic signals formed in the detection process to the data acquisition and image processing system; and the data acquisition and image processing system collecting and processing the received ultrasonic signals synchronously, and transmitting the processed signals to the drive and control system. The utility model avoids phenomena of leakage detecting, repeated detecting and non-uniform degree of coupling caused by artificial reasons, offers accurate detection results and can improve the detection accuracy and production efficiency.
Description
Technical field
The utility model belongs to the defect-detecting equipment technical field, relates to the full-automatic defectoscope of the dried coupling ultrasonic ripple of a kind of compound substance.
Background technology
Doing the coupling flaw detection is that the test specimen that utilizes defectoscope that any couplant is not smeared on the surface detects, and determines the defective in the test specimen and grade, position and the area of this defective.Usually adopt two kinds of methods in the testing process: 1) two probes with defectoscope place the tandem method of test specimen with one side, rely on the acoustic energy of multidirectional scattering rather than the individual reflection energy of common Ultrasonic Detection, be applicable to the test specimen that has only a surface of contact, usually transmit and receive probe with respect to the certain inclination angle of the surperficial one-tenth of test specimen, so that transmit and receive maximum acoustic energy; 2) two probes are placed two opposite faces of test specimen respectively, differentiate the quality condition of test specimen inside by analyzing acoustic energy size that receiving transducer receives, the acoustic energy that receives is big more, illustrates that internal soundness is good more, and material is closely knit more; On the contrary, the acoustic energy that receives is few more, and inner quality is poor more.
At present, the main through transmission technique that adopts detects compound substance, the probe of the defectoscope that uses in this method is according to two side shiftings of certain track at tested compound substance, read the decibel value and the record of current point by the testing staff according to the waveform that shows on the defectoscope screen, then record data are handled, draw the detection conclusion, finish the detection of compound substance, this defectoscope is in use because the phenomenon that the artificial origin often causes Lou spy, multiple spy and degree of coupling to differ causes testing result inaccurate.
Summary of the invention
In order to overcome above-mentioned problems of the prior art, the purpose of this utility model provides the full-automatic defectoscope of the dried coupling ultrasonic ripple of a kind of compound substance, the phenomenon that the leakage of having avoided the artificial origin to cause is visited, visited again and degree of coupling differs, testing result is accurate, improves flaw detection precision and production efficiency.
The technical scheme that the utility model adopted is, the full-automatic defectoscope of the dried coupling ultrasonic ripple of compound substance comprises driving and control system 2 that driving and control system 2 are connected with pneumatic system 1, ultrasonic testing system 3, mechanical hook-up 4 and data acquisition and image processing system 5 respectively, wherein
Drive and control system 2, be used to send instruction, be used to preestablish the movement locus of probe, be used to control pneumatic system 1, ultrasonic testing system 3, mechanical hook-up 4 and data acquisition and image processing system 5, be used to receive the signal of data acquisition and image processing system 5 transmission, and this signal is handled;
Ultrasonic wave detecting system 3, be used to receive and drive and instruction that control system 2 is sent, being used to produce ultrasonic signal treats test material and carries out ultrasound examination, receive the ultrasonic signal of material feedback to be detected, and the ultrasonic signal of material feedback to be detected is sent to data acquisition and image processing system 5;
Mechanical hook-up 4 is used for clamping material to be detected, is used to accept to drive and instruction that control system 2 is sent, treats test material and detects, and ultrasonic signal and the displacement signal that forms in the testing process transferred to data acquisition and image processing system 5;
Data acquisition and image processing system 5 are used to receive ultrasonic signal and the displacement signal that mechanical hook-up 4 transmits, and ultrasonic signal and the displacement signal that receives carried out synchronous acquisition and processing, and the signal after will handling transfer to driving and control system 2.
Described mechanical hook-up 4 comprises worktable 16 and the lead screw pair 15 that be arranged in parallel, the table top of worktable 16 is provided with rotating mechanism 18, on the table top of worktable 16, be evenly equipped with three guide rails 19 around the rotating mechanism 18, be provided with the slippage dolly 20 that can move along guide rail 19 on every guide rail 19, second stepper motor 11 and first pinch roller 10 are installed on one of them slippage dolly 20, be separately installed with second pinch roller 17 on two other slippage dolly 20, first pinch roller 10 is connected with cylinder respectively with second pinch roller 17, this cylinder is installed in the worktable 16, this cylinder communicates with pneumatic system 1
The top column 13 that vertically is provided with of lead screw pair 15, the top, horizontal of column 13 is provided with the crossbeam 7 of tubular, one end of crossbeam 7 is equipped with first stepper motor 6, the other end of crossbeam 7 is equipped with the gear that is driven by first stepper motor 6, this gear and tooth bar 8 engagements that vertically are provided with, the lower end probe of tooth bar 8, this probe is connected with data acquisition and image processing system 5.
Described tooth bar 8 lower ends are equipped with probe holder 9, on the probe holder 9 probe are installed.
Described probe adopts ultrasonic probe.
The rod 14 that actuation mechanism 18 axis that can rotate rotate is installed on the described rotating mechanism 18.
The full-automatic defectoscope of the utility model adopts stepper motor to drag, and the motion track of popping one's head in has been guaranteed in the accurately motion of control probe, has avoided leaking and has visited and visit again phenomenon; Adopt independently source of the gas, guaranteed the consistance of ultrasonic probe degree of coupling; Finish processing by computing machine, shortened sense cycle, improved detection efficiency, greatly reduce the detection cost image data.
Description of drawings
Fig. 1 is the structural representation of the utility model defectoscope.
Fig. 2 is the structural representation of mechanical hook-up in the utility model defectoscope.
Among the figure, 1. pneumatic system 2. drives and control system, 3. ultrasonic testing system, 4. mechanical hook-up, 5. data acquisition and image processing system, 6. first stepper motor, 7. crossbeam, 8. tooth bar, 9. probe holder, 10. first pinch roller, 11. second stepper motors, 12. workpiece, 13. columns, 14. rollers, 15. lead screw pair, 16. worktable, 17. second pinch roller, 18. rotating mechanism, 19. guide rails, 20. slippage dollies.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
As shown in Figure 1, the structure of the full-automatic defectoscope of the utility model comprises driving and control system 2 that driving and control system 2 are connected with pneumatic system 1, ultrasonic testing system 3, mechanical hook-up 4 and data acquisition and image processing system 5 respectively.Ultrasonic testing system 3 is made up of reflectoscope and ultrasonic probe.
Drive and control system 2, be used to send instruction, be used to preestablish the movement locus of probe, be used to control pneumatic system 1, ultrasonic testing system 3, mechanical hook-up 4 and data acquisition and image processing system 5 and finish corresponding action, be used to receive the signal of data acquisition and image processing system 5 transmission, and this signal is handled;
Ultrasonic wave detecting system 3, be used to receive and drive and instruction that control system 2 is sent, being used to produce ultrasonic signal treats test material and carries out ultrasound examination, receive the ultrasonic signal of material feedback to be detected, and the ultrasonic signal of material feedback to be detected is sent to data acquisition and image processing system 5;
Mechanical hook-up 4 is used for clamping material to be detected, is used to accept to drive and instruction that control system 2 is sent, treats test material and detects, and ultrasonic signal and the displacement signal that forms in the testing process transferred to data acquisition and image processing system 5;
Data acquisition and image processing system 5 are used to receive ultrasonic signal and the displacement signal that mechanical hook-up 4 transmits, and ultrasonic signal and the displacement signal that receives carried out synchronous acquisition and processing, and the signal after also will handling transfer to driving and control system 2.
As shown in Figure 2, the structure of mechanical hook-up in the full-automatic defectoscope of the utility model comprises the worktable 16 and the lead screw pair 15 that be arranged in parallel.The table top of worktable 16 is provided with rotating mechanism 18, rod 14 is installed on the rotating mechanism 18, rotating mechanism 18 can drive the rotate axis of actuation mechanism 18 of rod 14 and rotate, on the table top of worktable 16, be evenly equipped with three guide rails 19 around the rotating mechanism 18, one end of every guide rail 19 is towards rotating mechanism 18, the other end of every guide rail 19 deviates from rotating mechanism 18, be provided with the slippage dolly 20 that can move along guide rail 19 on every guide rail 19, second stepper motor 11 and first pinch roller 10 are installed on one of them slippage dolly 20, second stepper motor 11 drives 10 rotations of first pinch roller, be separately installed with second pinch roller 17 on two other slippage dolly 20, first pinch roller 10 is connected with cylinder respectively with second pinch roller 17, this cylinder is installed in the worktable 16, and this cylinder communicates with pneumatic system 1.
The top column 13 that vertically is provided with of lead screw pair 15, lead screw pair 15 can drive column 13 moving axially along lead screw pair 15, the top, horizontal of column 13 is provided with the crossbeam 7 of tubular, one end of crossbeam 7 is equipped with first stepper motor 6, first stepper motor 6 is affixed with an end of driving shaft, the other end of this driving shaft passes the endoporus of crossbeam 7, from crossbeam 7, stretch out, and be connected with gear, this gear and tooth bar 8 engagements that vertically are provided with, the lower end of tooth bar 8 is equipped with probe holder 9, and probe holder 9 is positioned at the top of rotating mechanism 18, on the probe holder 9 probe is installed, this probe is connected with data acquisition and image processing system 5.Probe adopts ultrasonic probe.
The clamping of pneumatic system 1 major control ultrasonic probe and loosen and pinch roller is treated the clamping of test material and unclamped.
Mechanical hook-up 4 adopts two shaft mechanicals location, and one is turning axle, and one is lifting shaft (tooth bar 8), and this diaxon drags by stepper motor.Turning axle relies on friction force to drag this material rotation to be detected after pinch roller clamps material to be detected; The ultrasonic probe that lifting shaft drives its end moves up and down, and finishes the automatic scanning for the treatment of test material by the instruction of driving and control system 2.
Adopt first stepper motor 6 to drive tooth bar 8 and move up and down, tooth bar 8 drives ultrasonic probe simultaneously and moves up and down.Adopting second stepper motor 11 to drag first pinch roller 10 rotates, driving this material to be detected by the friction force between three pinch roller and the material to be detected rotates, first pinch roller 10 is a driving wheel, and all the other two pinch roller are engaged wheel, only play a supportive role.After clamping material to be detected, finish the ultrasound examination of desired trajectory by the interlock of two stepper motors.
By being installed on the cylinder tension in the worktable 16 and unclamping pinch roller, realize treating the clamping of test material and unclamping; Realize the clamping of ultrasonic probes and loosen by being installed on the stingy cylinders of on the probe holder 9 two groups.
By driving and control system 2 is finished the synchronous acquisition of ultrasonic signal and two kinematic axis displacement signals and follow-up data processing, and finish control to pneumatic system 1 and mechanical hook-up 4.
The course of work of the full-automatic defectoscope of the utility model:
Material to be detected is installed on the rod 14, with the motion track of the probe set pre-deposit drive and control system 2 in, start this defectoscope, drive and 4 work of control system 2 drive mechanisms, three slippage dolly 20 edge guide rails 19 separately move to rotating mechanism 18, to the appropriate location, slippage dolly 20 stops to move, cylinder action in the start-up system 1 Control work platform 16, three pinch roller are clamped material to be detected, at this moment, second stepper motor 11 begins to rotate, and drive the rotation of first pinch roller 10, under the effect of the friction force between first pinch roller 10 and the material to be detected, material to be detected is along with 10 rotations of first pinch roller, simultaneously, 6 rotations of first stepper motor, and drive tooth bar 8 moves up and down, make the ultrasonic probe that is installed on tooth bar 8 lower ends move up and down, under the control of driving and control system 2, make material to be detected rotatablely move and the movement locus that forms of moving up and down of ultrasonic probe identical with predefined motion track, finish the detection for the treatment of test material.
The full-automatic defectoscope of the utility model is by doing the method for coupling, utilizes ultrasonic probe to finish full-automatic flaw detection to nonmetallic composite hollow cylinder or cone product.Show the flaw detection waveform in the flaw detection process in real time, the position of current point and the size of decibel value, automatically gather product condition of the injury data and position coordinates, show in real time and preservation condition of the injury data and position coordinates, finish the back imaging and show result of detection, and calculating condition of the injury grade and area, also printable result of detection figure, examining report and detection are noted down.
The phenomenon that the leakage that this full-automatic defectoscope has avoided the artificial origin to cause is visited, visited again and degree of coupling differs, testing result is accurate, has the advantages that sense cycle is short, detection efficiency is high and cost is low.
Claims (5)
1. the full-automatic defectoscope of the dried coupling ultrasonic ripple of compound substance, it is characterized in that, comprise driving and control system (2) that driving and control system (2) are connected with pneumatic system (1), ultrasonic testing system (3), mechanical hook-up (4) and data acquisition and image processing system (5) respectively, wherein
Drive and control system (2), be used to send instruction, be used to preestablish the movement locus of probe, be used to control pneumatic system (1), ultrasonic testing system (3), mechanical hook-up (4) and data acquisition and image processing system (5), be used to receive the signal of data acquisition and image processing system (5) transmission, and this signal is handled;
Pneumatic system (1) is used for the instruction that reception drives and control system (2) is sent, the Pneumatic component action in the drive mechanism (4);
Ultrasonic wave detecting system (3), be used for the instruction that reception drives and control system (2) is sent, being used to produce ultrasonic signal treats test material and carries out ultrasound examination, receive the ultrasonic signal of material feedback to be detected, and the ultrasonic signal of material feedback to be detected is sent to data acquisition and image processing system (5);
Mechanical hook-up (4), be used for clamping material to be detected, be used for the instruction that acceptance drives and control system (2) is sent, treat test material and detect, and ultrasonic signal and the displacement signal that forms in the testing process transferred to data acquisition and image processing system (5);
Data acquisition and image processing system (5), be used to receive ultrasonic signal and the displacement signal that mechanical hook-up (4) transmits, ultrasonic signal and the displacement signal that receives carried out synchronous acquisition and processing, and the signal after will handling transfers to driving and control system (2).
2. full-automatic defectoscope according to claim 1, it is characterized in that, described mechanical hook-up (4) comprises worktable (16) and the lead screw pair (15) that be arranged in parallel, the table top of worktable (16) is provided with rotating mechanism (18), on the table top of worktable (16), be evenly equipped with three guide rails (19) around the rotating mechanism (18), being provided with on the every guide rail (19) can be along the mobile slippage dolly (20) of guide rail (19), second stepper motor (11) and first pinch roller (10) are installed on one of them slippage dolly (20), be separately installed with second pinch roller (17) on two other slippage dolly (20), first pinch roller (10) is connected with cylinder respectively with second pinch roller (17), this cylinder is installed in the worktable (16), this cylinder communicates with pneumatic system (1)
The top column (13) that vertically is provided with of lead screw pair (15), the top, horizontal of column (13) is provided with the crossbeam (7) of tubular, one end of crossbeam (7) is equipped with first stepper motor (6), the other end of crossbeam (7) is equipped with the gear that is driven by first stepper motor (6), this gear and tooth bar (8) engagement that vertically is provided with, the lower end probe of tooth bar (8), this probe is connected with data acquisition and image processing system (5).
3. full-automatic defectoscope according to claim 2 is characterized in that, described tooth bar (8) lower end is equipped with probe holder (9), and probe holder is equipped with probe on (9).
4. according to claim 2 or 3 described full-automatic defectoscopes, it is characterized in that described probe adopts ultrasonic probe.
5. full-automatic defectoscope according to claim 2 is characterized in that, the rod (14) that actuation mechanism (18) axis that can rotate rotates is installed on the described rotating mechanism (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200196601U CN201740764U (en) | 2010-01-11 | 2010-01-11 | Composite material dry coupling ultrasonic full automatic defect detector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200196601U CN201740764U (en) | 2010-01-11 | 2010-01-11 | Composite material dry coupling ultrasonic full automatic defect detector |
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| Publication Number | Publication Date |
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| CN201740764U true CN201740764U (en) | 2011-02-09 |
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| CN2010200196601U Expired - Fee Related CN201740764U (en) | 2010-01-11 | 2010-01-11 | Composite material dry coupling ultrasonic full automatic defect detector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102692362A (en) * | 2012-06-21 | 2012-09-26 | 上海理工大学 | Ultrasonic imaging detection method for density distribution of high molecular polymer material |
-
2010
- 2010-01-11 CN CN2010200196601U patent/CN201740764U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102692362A (en) * | 2012-06-21 | 2012-09-26 | 上海理工大学 | Ultrasonic imaging detection method for density distribution of high molecular polymer material |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110209 Termination date: 20130111 |
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| CF01 | Termination of patent right due to non-payment of annual fee |