CN204330681U - A kind of Portable Automatic failure detector - Google Patents
A kind of Portable Automatic failure detector Download PDFInfo
- Publication number
- CN204330681U CN204330681U CN201420854432.4U CN201420854432U CN204330681U CN 204330681 U CN204330681 U CN 204330681U CN 201420854432 U CN201420854432 U CN 201420854432U CN 204330681 U CN204330681 U CN 204330681U
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- connecting rod
- ultrasonic probe
- failure detector
- travelling car
- portable automatic
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- 239000000523 sample Substances 0.000 claims abstract description 29
- 230000008602 contraction Effects 0.000 claims abstract description 18
- 230000007547 defect Effects 0.000 claims abstract description 15
- 230000001681 protective effect Effects 0.000 claims description 6
- 238000010030 laminating Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 16
- 238000000034 method Methods 0.000 abstract description 13
- 229910000831 Steel Inorganic materials 0.000 description 32
- 239000010959 steel Substances 0.000 description 32
- 230000000694 effects Effects 0.000 description 8
- 230000001105 regulatory effect Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000002337 anti-port Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
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- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The utility model discloses a kind of Portable Automatic failure detector, this failure detector comprises ultra-sonic defect detector and travelling car, ultra-sonic defect detector comprises ultrasonic probe and display screen, travelling car is provided with car body, controller and 2 sidepieces and shrinks connecting rod, the output terminal of controller is connected with the driving circuit of motor, the output shaft of motor is connected with the front portion being provided with ultrasonic probe and shrinks connecting rod, sidepiece shrinks on connecting rod and is provided with wheel; Controller controls the operation that anterior contraction connecting rod comes back rotation and travelling car, finally shows the result of detection on a display screen.The utility model structure is simple, method automaticity is high, can automatically detect a flaw, need not manual operation, reduces the labour intensity of workman, can effectively control products quality.
Description
Technical field
The utility model belongs to UT (Ultrasonic Testing) field, is specifically related to a kind of Portable Automatic failure detector.
Background technology
UT (Ultrasonic Testing) is as a kind of important quality detection device, and its principle of work is: ultrasound wave penetrates the inside of metal material, penetrates another cross section, and reflect at section edges place by a cross section, detects parts whether defectiveness with this.When ultrasonic beam carries out inside parts from piece surface, when there is the defects such as bubble when inside parts, emission phenomena can be there is in the position of defect, thus show on a display screen, on display screen except the waveform of display defect position, also can show the waveform of section.Waveform because of section is rule, and the waveform of fault location is irregular, can judge inside parts whether existing defects accordingly, and the position of defect and size.
In the production run of sheet material, in order to improve the quality of sheet material, need to carry out UT (Ultrasonic Testing), be missed to prevent certain sheet material, although there is multiple flow process all to carry out carrying out flaw detection in existing production process of plate, but still there will be undetected situation, and multiple flow process testing amount is large; The mode of this artificial detection, also can cause detection not comprehensive because of individual operational issue, cannot be overall the quality of control products.
Summary of the invention
The utility model aims to provide a kind of easy to use and effective Portable Automatic failure detector and method of detection.
For solving the problems of the technologies described above, the utility model provides following technical scheme: a kind of Portable Automatic failure detector, comprises ultra-sonic defect detector: also comprise travelling car, and ultra-sonic defect detector comprises ultrasonic probe and display screen; Travelling car is provided with car body, controller and 2 sidepieces and shrinks connecting rod, the output terminal of controller is connected with the driving circuit of motor, the output shaft of motor is connected with the front portion being provided with ultrasonic probe and shrinks connecting rod, the end of 2 sidepiece contraction connecting rods is provided with wheel.
Ultrasonic probe rear portion is provided with shower nozzle, and shower nozzle is obliquely installed towards the direction of ultrasonic probe, and shower nozzle connects couplant storage chamber, and shower nozzle and couplant storage chamber are all arranged at anterior contraction on connecting rod.
The lateral surface of 2 wheels is provided with baffle plate.
The outer cover of ultrasonic probe is provided with protective sleeve.
Anterior contraction connecting rod and sidepiece shrink connecting rod and include the outer tube of sheathed connection and interior pipe, and interior pipe slides and is arranged at outer tube.
Controller comprises central processing unit, and motor-drive circuit comprises the first and second relay and the first and second contactor, and coil one end of the first and second relay connects the signal output part of central processing unit, other end ground connection; The normally opened contact of the first and second relay becomes series loop with the coil groups of the first and second contactor respectively, power supply is provided with, in the prograde circuit that the normally opened contact of the first and second contactor is series at motor respectively and circuit for reversing in series loop; The signal output part of central processing unit is also connected with the coil of the 3rd relay, and the normally opened contact of the 3rd relay is series in the power circuit of travelling car.
The signal input part of described central processing unit is connected with range sensor, range sensor laminating ultrasonic probe and arranging downwards.
Utilize the Portable Automatic failure detector described in claim 1 to carry out a method for automatic flaw detection, comprise the following steps:
1) Portable Automatic failure detector is positioned on steel plate: regulate sidepiece to shrink connecting rod and make baffle wedge on wheel in steel plate both sides; Regulate anterior contraction connecting rod, make ultrasonic probe be positioned at the top of steel plate leading section;
2) the anterior rotating speed shrinking connecting rod of adjustment: the rotating speed regulating motor, makes the anterior connecting rod that shrinks rotate with the linear velocity of below 150mm/s;
3) regulate the range ability of travelling car: the speed regulating travelling car, the range ability making travelling car each is 80-120mm, and the speed of travelling car is relevant with the working time of the travelling car that central processing unit sets herein;
4) travelling car is started;
5) the anterior connecting rod that shrinks runs: the anterior connecting rod that shrinks, under the effect of motor, rotates with the linear velocity of below 150mm/s;
6) range sensor conveying signal: range sensor carries signal to central processing unit, when after central processing unit com-parison and analysis, detective distance abrupt change, then represent and run to steel plate edge;
7) central processing unit output signal controls travelling car operation: when central processing unit detects that anterior contraction connecting rod runs to steel plate edge, signal output part outputs signal, under the effect of the internal timer of the 3rd relay and central processing unit, make travelling car run forward the distance of 80-120mm, to disconnect dolly out of service for the normally opened contact of the 3rd relay then;
8) central processing unit output signal controls motor antiport: the signal output part output signal of central processing unit makes first, second actuating of relay, under the effect of first, second relay and first, second contactor, make motor reverse, the anterior connecting rod that shrinks rotates backward;
9) step 5) is repeated to step 8) until arrive the rearward end of steel plate;
10) steel plate inside whether defectiveness is observed by display screen.
By above technical scheme, the beneficial effects of the utility model are: (1), by being arranged on travelling car by ultrasonic probe, avoids artificial hand-held, the interference of the human factor caused, thus improve Product checking efficiency and effect;
(2) utilize controller to control the operation of turning to of motor and travelling car, improve automaticity, reduce the labour intensity of workman;
(3) connecting rod is shunk in front portion to be connected with motor, thus utilize the rotating of motor to realize the anterior control of shrinking connecting rod and turning to, back and forth can detect on steel plate;
(4) shower nozzle and couplant storage chamber are set, automatically can spray couplant needing the position detected, improving detection efficiency;
(5) baffle plate lateral wheel face arranged, can be stuck in above steel plate by travelling car, prevents travelling car from the process run, occurring the phenomenon of course deviation;
(6) the outside sheathed protective sleeve of ultrasonic probe can effectively prevent ultrasonic probe from being injured by steel plate, the serviceable life of extension device;
(7) front portion can shunk shrinks connecting rod and connecting rod is shunk at rear portion, can adjust according to the specification of steel plate, improves the scope of application;
(8) method described in the utility model, makes travelling car and the anterior connecting rod that shrinks run successively, can avoid the dead angle occurring not being monitored to; Improve Detection results.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Fig. 2 is Fig. 1 vertical view.
Fig. 3 is controller principle block diagram.
Fig. 4 is scan method process flow diagram described in the utility model.
Fig. 5 is ultrasonic probe motion track schematic diagram.
Embodiment
Portable Automatic failure detector as shown in Figures 1 and 2, comprise ultra-sonic defect detector, and travelling car, ultra-sonic defect detector comprises ultrasonic probe 71, image processor and display screen 8, and display screen 8 is connected with the image processor of ultra-sonic defect detector by signal wire 10.Travelling car comprises car body 1, controller 4 and 2 sidepieces and shrinks connecting rod 2, and controller 4 is arranged at car body 1 top.The output terminal of controller 4 is connected with motor-drive circuit, the output shaft of motor is connected with anterior contraction connecting rod 3.The end of 2 sidepiece contraction connecting rods 2 is provided with wheel 5, and the lateral surface of 2 wheels 5 is provided with baffle plate 51.
Anterior contraction connecting rod 3 and sidepiece shrink interior pipe and the outer tube that connecting rod 2 includes sheathed connection, interior pipe slides and is arranged at outer tube, realize shrinking relative to outer tube slip by interior pipe, thus anterior length of shrinking connecting rod 3 and sidepiece contraction connecting rod 2 can be changed as required.
Before detecting steel plate 9, first regulate sidepiece to shrink connecting rod 2, make the baffle plate 51 on 2 wheels 5 be stuck in the both sides of steel plate 9, the baffle plate 51 of setting effectively can control the direction of motion of travelling car, prevents the movement locus of travelling car from offseting.
Ultrasonic probe 71 is arranged on anterior contraction connecting rod 3, is reduce material cost, ultrasonic probe 71 is arranged at anterior leading section of shrinking connecting rod 3, thus reduces the length that connecting rod 3 is shunk in front portion.Ultrasonic probe 71 outer cover is provided with protective sleeve 72, and the protective sleeve 72 of setting can prevent ultrasonic probe 71 from being damaged by steel plate 9, extends the serviceable life of ultra-sonic defect detector.The rear portion of ultrasonic probe 71 is provided with shower nozzle 62, shower nozzle 62 is obliquely installed to the direction of ultrasonic probe 71, shower nozzle 62 is connected with couplant storage chamber 61, couplant storage chamber 61 inside is provided with couplant, and couplant storage chamber 61 and shower nozzle 62 are all arranged at anterior contraction on connecting rod 3.In the process of flaw detection, need the position of flaw detection to spray couplant by shower nozzle 62 to steel plate 9, improve hyperacoustic Detection results and efficiency.
Controller 4 comprises central processing unit as shown in Figure 3; motor-drive circuit comprises the first and second relay and the first and second contactor; the signal input part of central processing unit is connected with range sensor 10; range sensor 10 is fitted protective sleeve 72 and arranging downwards, for detecting the distance between ultrasonic probe 71 and steel plate 9.The signal input part of central processing unit connects the signal output part of range sensor, and distance signal is input in central processing unit by range sensor 10, carries out com-parison and analysis; The coil of the first and second relay connects 2 signal output parts of central processing unit respectively, the normally opened contact of the first and second relay becomes series loop with the coil of the first and second contactor and power pack, in the prograde circuit that the normally opened contact of the first and second contactor is series at motor respectively and circuit for reversing, thus rotating forward and the reversion of motor is controlled by central processing unit, then control anterior left-right rotation of shrinking connecting rod.The range sensor arranged can detect the marginal position whether arriving steel plate 9: when distance signal increases suddenly, then represent the edge reaching steel plate 9, now, the output signal of signal output part to 2 relays of central processing unit switches, change the rotation direction of motor, thus the anterior connecting rod 3 that shrinks is rotated backward, realize automatic flaw detection.The coil of the 3rd relay is also connected at the signal output part of central processing unit, the normally opened contact of the 3rd relay is series in the power circuit of travelling car, thus when anterior contraction connecting rod 3 runs to another sidepiece from a sidepiece of steel plate 9, travelling car runs forward certain distance under the effect of central processing unit.
The utility model additionally provides and a kind ofly utilizes above-mentioned Portable Automatic failure detector to carry out the method for detecting a flaw, as shown in Figures 4 and 5: comprise the following steps successively:
(1) Portable Automatic failure detector is positioned on steel plate: sidepiece is shunk pipe in connecting rod and slide relative to outer tube, thus adjustment sidepiece shrinks the length of connecting rod, make the wheel of travelling car both sides be stuck in steel plate 9 both sides, thus the phenomenon occurring course deviation can be avoided when travelling car is run on steel plate 9; Regulate anterior contraction connecting rod 3, make ultrasonic probe 71 be positioned at the top of steel plate 9 leading section, to carry out the flaw detection to steel plate 9.
(2) the anterior rotating speed shrinking connecting rod of adjustment: the rotating speed regulating motor, makes anterior 3 connecting rods that shrink rotate with the linear velocity of 150mm/s.
(3) range ability of travelling car is regulated: the range ability regulating travelling car each is 100mm, need the speed regulating travelling car herein, the speed of travelling car is relevant with the working time of the travelling car that central processing unit sets herein, and travelling car can be determined by program in advance each working time.
(4) travelling car is started.
(5) the anterior connecting rod that shrinks runs: the anterior connecting rod 3 that shrinks, under the effect of motor, rotates from a sidepiece of steel plate 9 with the linear velocity of 150mm/s.
(6) range sensor conveying signal: range sensor carries signal to central processing unit, when after central processing unit com-parison and analysis, detective distance abrupt change, then represent and run to steel plate 9 edge.
(7) central processing unit output signal controls travelling car operation: when central processing unit detects that anterior contraction connecting rod 3 runs to steel plate 9 edge, signal output part outputs signal, under the effect of the internal timer of the 3rd relay and central processing unit, make travelling car run forward the distance of 100mm, to disconnect travelling car out of service for the normally opened contact of the 3rd relay then; The control of the working time of travelling car herein realizes setting by the timer of central processing unit inside, and when arriving setting-up time, the signal output part output signal of central processing unit, travelling car is out of service.
(8) central processing unit output signal controls motor antiport: the signal output part output signal of central processing unit makes first, second actuating of relay, under the effect of first, second relay and first, second contactor, make motor reverse, the anterior connecting rod 3 that shrinks rotates backward.
(9) repetition step (5) and step (8) are until arrive the rearward end of steel plate 9.
(10) steel plate inside whether defectiveness is observed by display screen 8.
Portable Automatic failure detector described in the utility model, structure is simple, on steel plate 9, can move according to steel plate 9, can not offset in the process of operation; Utilize the anterior connecting rod 3 that shrinks to drive ultrasonic probe 71 to run above steel plate 9, thus realize mechanization and detect a flaw, need not manual operation; The method of automatic flaw detection described in the utility model, utilizes central processing unit to the control of the control of motor steering and the operation of travelling car, achieves automatic flaw detection, reduce the labour intensity of workman, effectively having controlled product quality.
Embodiment 2: the anterior connecting rod 3 that shrinks rotates with the linear velocity of 100mm/s, each range ability of travelling car is 80mm.
Embodiment 3: the anterior connecting rod 3 that shrinks rotates with the linear velocity of 50 mm/s, each range ability of travelling car is 120mm.
Claims (7)
1. a Portable Automatic failure detector, comprises ultra-sonic defect detector, it is characterized in that: also comprise travelling car, and ultra-sonic defect detector comprises ultrasonic probe and display screen; Travelling car is provided with car body, controller and 2 sidepieces and shrinks connecting rod, the output terminal of controller is connected with the driving circuit of motor, the output shaft of motor is connected with the front portion being provided with ultrasonic probe and shrinks connecting rod, the end of 2 sidepiece contraction connecting rods is provided with wheel.
2. Portable Automatic failure detector as claimed in claim 1, it is characterized in that: ultrasonic probe rear portion is provided with shower nozzle, shower nozzle is obliquely installed towards the direction of ultrasonic probe, and shower nozzle connects couplant storage chamber, and shower nozzle and couplant storage chamber are all arranged at anterior contraction on connecting rod.
3. Portable Automatic failure detector as claimed in claim 2, is characterized in that: the lateral surface of 2 wheels is provided with baffle plate.
4. Portable Automatic failure detector as claimed in claim 3, is characterized in that: the outer cover of ultrasonic probe is provided with protective sleeve.
5. Portable Automatic failure detector as claimed in claim 4, is characterized in that: anterior contraction connecting rod and sidepiece shrink connecting rod and include the outer tube of sheathed connection and interior pipe, and interior pipe slides and is arranged at outer tube.
6. the Portable Automatic failure detector as described in claim 1 to 5 any one, it is characterized in that: controller comprises central processing unit, motor-drive circuit comprises the first and second relay and the first and second contactor, coil one end of first and second relay connects the signal output part of central processing unit, other end ground connection; The normally opened contact of the first and second relay becomes series loop with the coil groups of the first and second contactor respectively, power supply is provided with, in the prograde circuit that the normally opened contact of the first and second contactor is series at motor respectively and circuit for reversing in series loop; The signal output part of central processing unit is also connected with the coil of the 3rd relay, and the normally opened contact of the 3rd relay is series in the power circuit of travelling car.
7. Portable Automatic failure detector as claimed in claim 6, is characterized in that: the signal input part of described central processing unit is connected with range sensor, range sensor laminating ultrasonic probe and arranging downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420854432.4U CN204330681U (en) | 2014-12-30 | 2014-12-30 | A kind of Portable Automatic failure detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420854432.4U CN204330681U (en) | 2014-12-30 | 2014-12-30 | A kind of Portable Automatic failure detector |
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| CN204330681U true CN204330681U (en) | 2015-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420854432.4U Expired - Fee Related CN204330681U (en) | 2014-12-30 | 2014-12-30 | A kind of Portable Automatic failure detector |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104535651A (en) * | 2014-12-30 | 2015-04-22 | 南阳汉冶特钢有限公司 | Portable automatic flaw detection device and automatic flow detection method |
| CN105606708A (en) * | 2015-11-10 | 2016-05-25 | 南京拓控信息科技有限公司 | Locomotive wheel portable flaw detection system, and detection method thereof |
-
2014
- 2014-12-30 CN CN201420854432.4U patent/CN204330681U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104535651A (en) * | 2014-12-30 | 2015-04-22 | 南阳汉冶特钢有限公司 | Portable automatic flaw detection device and automatic flow detection method |
| CN105606708A (en) * | 2015-11-10 | 2016-05-25 | 南京拓控信息科技有限公司 | Locomotive wheel portable flaw detection system, and detection method thereof |
| CN105606708B (en) * | 2015-11-10 | 2019-04-09 | 南京拓控信息科技有限公司 | A detection method for a portable flaw detection system for train wheels |
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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: 20150513 Termination date: 20151230 |
|
| EXPY | Termination of patent right or utility model |