CN112083079A - Ultrasonic detection device with couplant smearing function and use method thereof - Google Patents
Ultrasonic detection device with couplant smearing function and use method thereof Download PDFInfo
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- 238000001514 detection method Methods 0.000 title claims abstract description 104
- 238000000034 method Methods 0.000 title claims abstract description 35
- 238000003860 storage Methods 0.000 claims abstract description 128
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- 238000000605 extraction Methods 0.000 claims abstract description 61
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- 239000000523 sample Substances 0.000 claims abstract description 57
- 239000007822 coupling agent Substances 0.000 claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 238000003384 imaging method Methods 0.000 claims abstract description 9
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- 239000011248 coating agent Substances 0.000 claims description 11
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- 238000012360 testing method Methods 0.000 claims description 10
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- 229910052751 metal Inorganic materials 0.000 description 7
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- 238000013461 design Methods 0.000 description 3
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- 238000010422 painting Methods 0.000 description 2
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- 238000011897 real-time detection Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
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- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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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
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Abstract
The invention discloses an ultrasonic detection device with a couplant smearing function and a using method thereof, the device comprises a rack, a phased array ultrasonic probe and a smearing mechanism, wherein the rack comprises a first clamping block, a second clamping block and a wedge block, a cavity with an opening at the bottom end is formed between the first clamping block and the wedge block, the smearing mechanism comprises a couplant storage cylinder, an extraction component for extracting couplant and a brush arranged in the cavity, and a liquid level sensor is arranged in the couplant storage cylinder; the invention has simple structure; the method comprises the following steps: firstly, mounting a phased array ultrasonic probe and a liquid level sensor; secondly, injecting a coupling agent into the coupling agent storage cylinder; thirdly, placing the rack on the detection surface of the layered metal composite plate to be detected; and fourthly, smearing the coupling agent and detecting the phased array ultrasonic imaging. The ultrasonic detection device has the function of smearing the coupling agent, can stabilize the phased array probe, ensures that the phased array probe does not shake, and can be operated by a single person with one hand.
Description
Technical Field
The invention belongs to the technical field of quality detection of layered metal composite materials, and particularly relates to an ultrasonic detection device with a couplant smearing function and a using method thereof.
Background
The layered metal composite material is a novel metal composite material prepared by adopting an explosion cladding method for any same or different metals, the overall performance of the layered metal composite plate mainly depends on the combination condition of a waveform interface of the composite plate, and factors such as material defects, plate shapes, gaps, exhaust and the like can influence the interface morphology of the layered metal composite plate, so that the layered metal composite plate has poor combination phenomena such as local scouring strips, melting and the like, and the layered metal composite plate is easy to have great quality risks in the subsequent machining process. At present, the existence of the poor bonding areas cannot be determined by the conventional non-destructive detection method, and the poor bonding phenomena can be successfully detected by phased array ultrasonic C scanning imaging detection. Phased array is carrying out phased array supersound C scanning formation of image and is examining time measuring, need guarantee phased array ultrasonic probe and wait to detect that laminated metal composite's detection surface contact is stable, good, does not rock, not crooked, need scribble the sufficient even couplant of one deck between phased array ultrasonic probe and wait to detect laminated metal composite's detection surface simultaneously, guarantee that the coupling state is stable, sufficient couplant can completely cut off the air of ultrasonic wave between phased array ultrasonic probe and wait to detect laminated metal composite's detection surface. However, in the actual detection process, there are the following difficulties: 1. when a large amount of layered metal composite plates are detected, the process of smearing the couplant is complicated, a large amount of detection time of detection personnel is consumed for smearing the couplant, the operation efficiency of ultrasonic detection is reduced, the spraying amount and uniformity of the couplant are difficult to control, and the couplant is easy to waste; 2. the phased array probe is narrow and long in structure, so that the contact area between the phased array probe and the detection surface of the layered metal composite plate to be detected is small, the stability of the phased array probe is poor in the rapid detection process, the coupling state between the phased array probe and the detection surface of the layered metal composite plate to be detected is difficult to grasp, the interruption of the phased array ultrasonic imaging detection process is easily caused, and the detection efficiency is seriously influenced; 3. the existing clamping device for supporting the phased array probe is complex in structure, inconvenient to operate, low in efficiency and capable of wasting human resources, and two persons are required to be simultaneously matched for operation. Therefore, it is desirable to provide an ultrasonic testing device with a couplant application function and a method of using the same, which are easy to operate.
Disclosure of Invention
The technical problem to be solved by the invention is to provide an ultrasonic detection device with a function of smearing a coupling agent, which has a simple structure and a reasonable design, has the function of smearing the coupling agent, can smear the coupling agent while performing ultrasonic detection, can solve the problems of shaking and tilting of a phased array probe in the detection process, and improves the contact stability between the phased array ultrasonic probe and the detection surface of a layered metal composite plate to be detected, so that the phased array ultrasonic probe and the detection surface of the layered metal composite plate to be detected can continuously keep a stable coupling state, the operation is simple and convenient, the device can be operated by one person with one hand, the operation efficiency of ultrasonic detection is effectively improved, and a large amount of manpower and material resources are reduced.
In order to solve the technical problems, the invention adopts the technical scheme that: the utility model provides an ultrasonic detection device with scribble couplant function which characterized in that: the phased array ultrasonic probe comprises a rack, a phased array ultrasonic probe and a coating mechanism, wherein the phased array ultrasonic probe is installed on the rack, the coating mechanism is used for coating a couplant on the surface of a workpiece to be detected, the rack comprises a first clamping block and a second clamping block which are mutually buckled, and a wedge block clamped between the first clamping block and the second clamping block, a cavity with an opening at the bottom end is formed between the first clamping block and the wedge block, a couplant injection hole communicated with the cavity is formed in the wedge block, a lead-in pipe is inserted in the couplant injection hole, a hand push rod is hinged and installed on the second clamping block, the phased array ultrasonic probe is installed on the top surface of the wedge block, the coating mechanism comprises a couplant storage barrel installed on the hand push rod, an extraction assembly installed on the couplant storage barrel and used for extracting the couplant, and a hair brush arranged in the cavity, the extraction assembly comprises an extraction pipe and a gas injection pipe installed on the, one end of the extraction pipe is inserted into the couplant storage cylinder, the other end of the extraction pipe is communicated with the lead-in pipe, and a liquid level sensor for detecting the liquid level height of the couplant is installed in the couplant storage cylinder.
The ultrasonic detection device with the function of smearing the couplant is characterized in that: the clamping device is characterized in that the first clamping block and the second clamping block are fixedly connected through a fastening bolt, clamping grooves are formed in two side faces of the wedge block, and clamping protrusions matched with the clamping grooves are arranged on the second clamping block.
The ultrasonic detection device with the function of smearing the couplant is characterized in that: the quantity of brush is a plurality of, and is a plurality of the top of brush is connected through the rectangle mounting panel, the confession is seted up to the voussoir is last horizontally the rectangle mounting hole that the rectangle mounting panel clamped and with the rectangle groove of stepping down that the rectangle mounting hole link up perpendicularly, the height of rectangle mounting hole is greater than the thickness of rectangle mounting panel.
The ultrasonic detection device with the function of smearing the couplant is characterized in that: the coupling agent storage barrel is characterized in that a first clamping seat and a second clamping seat which are used for supporting a barrel body of the coupling agent storage barrel are arranged on the hand push rod, and clamp parts used for clamping the extraction pipe are arranged on the first clamping seat and the second clamping seat.
The ultrasonic detection device with the function of smearing the couplant is characterized in that: the coupling agent storage barrel is characterized in that a guide pipe is arranged on the barrel body, a stop valve is installed on the guide pipe, and the inflating pipe is installed on a barrel cover of the coupling agent storage barrel.
The invention also provides a method for using the ultrasonic detection device with the function of smearing the couplant, which is characterized by comprising the following steps:
the method comprises the following steps of firstly, installing a phased array ultrasonic probe and a liquid level sensor:
step 101, fixedly installing a phased array ultrasonic probe on the top surface of a wedge block, and connecting a connecting wire of the phased array ultrasonic probe with a phased array detector;
102, installing a liquid level sensor in the couplant storage cylinder, connecting a connecting wire of the liquid level sensor with a controller, and connecting an alarm at the output end of the controller;
step two, injecting a coupling agent into the coupling agent storage cylinder;
placing the rack on the detection surface of the layered metal composite plate to be detected;
step four, smearing the coupling agent and detecting phased array ultrasonic imaging:
step 401, extracting the couplant in the couplant storage cylinder to the detection surface of the layered metal composite plate to be detected by using the extraction assembly;
step 402, pushing the rack to slide on the detection surface of the layered metal composite plate to be detected, uniformly coating the couplant on the detection surface of the layered metal composite plate to be detected by using the brush, and simultaneously performing ultrasonic detection on the detection surface of the layered metal composite plate to be detected by using the phased array ultrasonic probe.
The using method is characterized in that in step 401, the specific operation process of extracting the couplant in the couplant storage cylinder onto the detection surface of the layered metal composite plate to be detected by using the extraction assembly comprises the following steps:
step 4011, manually pushing and pulling a piston rod of the inflation tube, and injecting air into the cylinder body to increase the pressure in the cylinder body;
and 4012, manually opening a stop valve, and extracting the couplant in the couplant storage cylinder to the detection surface of the layered metal composite plate to be detected by using the extraction pipe.
The using method is characterized in that in the second step, when the couplant is injected into the couplant storage cylinder, the liquid level sensor can detect the liquid level of the couplant in the couplant storage cylinder in real time, the obtained actual measurement liquid level of the couplant in the couplant storage cylinder is transmitted to the controller, the controller compares the actual measurement liquid level of the couplant in the couplant storage cylinder with the preset highest liquid level, when the actual measurement liquid level of the couplant in the couplant storage cylinder is equal to the preset highest liquid level, the controller controls the alarm to give an alarm, and an operator stops injecting the couplant into the couplant storage cylinder.
The using method is characterized in that in step 401, when the extracting assembly is used for extracting the couplant in the couplant storage cylinder to the detection surface of the layered metal composite plate to be detected, the liquid level sensor can detect the liquid level of the couplant in the couplant storage cylinder in real time and transmit the obtained actual measured liquid level of the couplant in the couplant storage cylinder to the controller, the controller compares the actual measured liquid level of the couplant in the couplant storage cylinder with the preset lowest liquid level, when the actual measured liquid level of the couplant in the couplant storage cylinder is equal to the preset lowest liquid level, the controller controls the alarm to give an alarm, an operator manually closes the stop valve, and the extraction pipe is stopped from extracting the couplant in the couplant storage cylinder to the detection surface of the layered metal composite plate to be detected.
Compared with the prior art, the invention has the following advantages:
1. the phased array ultrasonic probe and the smearing mechanism for smearing the couplant on the surface of the workpiece to be detected are simultaneously installed on the rack, the rack comprises the first clamping block, the second clamping block and the wedge block, the hand push rod is hinged to the second clamping block, the smearing mechanism comprises a couplant storage cylinder, an extraction assembly and a brush, the extraction assembly is installed on the couplant storage cylinder and used for extracting the couplant, the brush is arranged in the cavity, when the phased array ultrasonic probe and the couplant storage cylinder are actually used, the phased array ultrasonic probe is installed on the top surface of the wedge block, and the couplant storage cylinder is installed on the hand push rod, so that an operator can push the rack to move by pushing the hand push rod, the phased array ultrasonic probe and the couplant storage cylinder are driven to move simultaneously, and the couplant in the couplant storage cylinder can be extracted onto the detection surface of the layered metal composite plate to be detected by using the extraction assembly, utilize the brush can paint evenly with waiting to detect laminar metal clad plate's detection on the surface couplant, this ultrasonic detection device has the function of painting the couplant, can carry out painting of couplant when carrying out ultrasonic detection, and simultaneously, can solve phased array probe and rock in the testing process, the problem of slope, the stability of contact between phased array ultrasonic probe and the detection surface of waiting to detect laminar metal clad plate has been improved, thereby make phased array ultrasonic probe and wait to detect and continuously keep stable coupled state between the detection surface of laminar metal clad plate, and is easy and simple to handle, single one-hand one can be operated, the effectual operating efficiency who improves ultrasonic detection, and a large amount of manpower and materials have been reduced.
2. According to the invention, a cavity with an opening at the bottom end is formed between the first clamping block and the wedge block, a couplant injection hole communicated with the cavity is formed in the wedge block, a lead-in pipe is inserted into the couplant injection hole, the extraction assembly comprises an extraction pipe and an inflation pipe, one end of the extraction pipe is inserted into the couplant storage cylinder, the other end of the extraction pipe is communicated with the lead-in pipe, when the couplant detection device is actually used, air is injected into the couplant storage cylinder through the inflation pipe, so that the pressure in the couplant storage cylinder is increased, the couplant in the couplant storage cylinder can be extracted through the extraction pipe, the couplant in the couplant storage cylinder enters the lead-in pipe through the extraction pipe, and the couplant passing through the lead-in pipe can flow to the detection surface of the layered metal composite plate to be detected through the cavity.
3. According to the invention, the hairbrush is arranged in the cavity, when the hairbrush is actually used, due to the opening at the bottom end of the cavity, when the rack is pushed to slide on the detection surface of the layered metal composite plate to be detected, the bottom end of the hairbrush can slide on the detection surface of the layered metal composite plate to be detected, so that the purpose of uniformly coating the couplant on the detection surface of the layered metal composite plate to be detected can be realized, the structure is ingenious, and the use effect is good.
4. According to the couplant storage cylinder, the liquid level sensor for detecting the liquid level height of the couplant is arranged in the couplant storage cylinder, and the liquid level of the couplant injected into the couplant storage cylinder is prevented from being too high through the common control of the liquid level sensor, the controller and the alarm, so that air cannot be injected into the couplant storage cylinder through the air injection pipe, and the purpose of extracting the couplant cannot be achieved through the extraction pipe; simultaneously, can avoid the liquid level of couplant in the couplant storage cylinder to hang down excessively, lead to the unable couplant that realizes the extraction capacity of extraction pipe, and when the volume of paining of couplant is not enough, can direct influence phased array ultrasonic transducer's detection quality, make the formation of image that phased array ultrasonic imaging detected and obtain fuzzy, can't form images at all even, when the liquid level of couplant in the couplant storage cylinder is crossed lowly, can increase the risk that detects the interrupt, therefore, at accuse array ultrasonic imaging testing process, must guarantee that the liquid level of couplant in the couplant storage cylinder must not be less than preset's minimum liquid level.
5. The invention has simple structure, reasonable design, low manufacturing cost and convenient popularization and application.
In conclusion, the ultrasonic detection device has the advantages of simple structure and reasonable design, has the function of smearing the couplant, can smear the couplant while performing ultrasonic detection, can solve the problems of shaking and inclination of the phased array probe in the detection process, and improves the contact stability between the phased array ultrasonic probe and the detection surface of the layered metal composite plate to be detected, so that the phased array ultrasonic probe and the detection surface of the layered metal composite plate to be detected are continuously kept in a stable coupling state, the operation is simple and convenient, the device can be operated by one person with one hand, the operation efficiency of the ultrasonic detection is effectively improved, and a large number of manpower and material resources are reduced.
The invention is described in further detail below with reference to the figures and examples.
Drawings
FIG. 1 is a schematic structural diagram of an ultrasonic testing apparatus according to the present invention.
Fig. 2 is an enlarged view of fig. 1 at a.
Fig. 3 is an exploded view of the housing with the handspike removed according to the present invention.
FIG. 4 is a schematic view of the wedge of the present invention.
FIG. 5 is a flow chart of a method of use of the present invention.
Description of reference numerals:
1-phased array ultrasonic probe; 2-a first clamping block; 3-a second clamping block;
3-1-clamping the bulge; 3-2-rectangular notch; 4-wedge block;
4-1-couplant injection hole; 4-2-clamping groove; 4-3-rectangular mounting holes;
4-a rectangular abdicating groove; 5, a cavity; 6-couplant storage cylinder;
7, a hand push rod; 7-1-pushing the handle by hand; 8, fastening bolts;
9-a hinged shaft; 10-an introduction tube; 11-an extraction tube;
12-a brush; 12-1-a rectangular mounting plate; 13-1-a first clamping seat;
13-2-second clamping seat. 14, inflating a pipe; 14-1-a piston rod;
15-a stop valve; 16-a clamp member; 17-a liquid level sensor;
18-a control box; 19-a buzzer; 20-coupling agent.
Detailed Description
As shown in fig. 1, 2 and 3, the phased array ultrasonic probe comprises a rack, a phased array ultrasonic probe 1 mounted on the rack, and a coating mechanism for coating a coupling agent on the surface of a workpiece to be detected, wherein the rack comprises a first clamping block 2, a second clamping block 3 and a wedge block 4 clamped between the first clamping block 2 and the second clamping block 3, a cavity 5 with an opening at the bottom end is formed between the first clamping block 2 and the wedge block 4, a coupling agent injection hole 4-1 communicated with the cavity 5 is formed in the wedge block 4, a lead-in pipe 10 is inserted into the coupling agent injection hole 4-1, a hand push rod 7 is hinged to the second clamping block 3, the phased array ultrasonic probe 1 is mounted on the top surface of the wedge block 4, and the coating mechanism comprises a coupling agent storage barrel mounted on the hand push rod 7, The device comprises an extraction assembly and a brush 12, wherein the extraction assembly is arranged on a couplant storage cylinder and used for extracting a couplant, the brush 12 is arranged in a cavity 5, the extraction assembly comprises an extraction pipe 11 and an inflation pipe 14 which are arranged on the couplant storage cylinder, one end of the extraction pipe 11 is inserted into the couplant storage cylinder, the other end of the extraction pipe 11 is communicated with a guide-in pipe 10, and a liquid level sensor 17 used for detecting the liquid level height of the couplant is arranged in the couplant storage cylinder.
In the embodiment, the phased array ultrasonic probe 1 and the smearing mechanism for smearing the couplant on the surface of the workpiece to be detected are simultaneously installed on the rack, the rack comprises the first clamping block 2, the second clamping block 3 and the wedge block 4, the second clamping block 3 is hinged with the hand push rod 7, the smearing mechanism comprises a couplant storage barrel, an extraction component installed on the couplant storage barrel and used for extracting the couplant, and the brush 12 arranged in the cavity 5, when the device is actually used, the phased array ultrasonic probe 1 is installed on the top surface of the wedge block 4, and the couplant storage barrel is installed on the hand push rod 7, so that an operator can push the rack to move by pushing the hand push rod 7, the phased array ultrasonic probe 1 and the couplant storage barrel are driven to move simultaneously, and the couplant in the couplant storage barrel can be extracted onto the detection surface of the layered metal composite plate to be detected by using the extraction component, utilize brush 12 can paint evenly with the detection on the surface couplant that waits to detect layered metal clad plate, this ultrasonic detection device has the function of paining the couplant, can carry out paining of couplant when carrying out ultrasonic detection, and simultaneously, the stability of contact between phased array ultrasonic probe 1 and the detection surface that waits to detect layered metal clad plate has been improved, thereby make phased array ultrasonic probe 1 and wait to detect and continuously keep stable coupled state between the detection surface of layered metal clad plate, and is easy and simple to handle, single one-hand can be operated, the effectual operating efficiency who improves ultrasonic detection, and a large amount of manpower and materials have been reduced.
In the embodiment, a cavity 5 with an open bottom end is formed between the first clamping block 2 and the wedge block 4, a coupling agent injection hole 4-1 which is communicated with the cavity 5 is arranged on the wedge block 4, a lead-in pipe 10 is inserted in the coupling agent injection hole 4-1, the extraction assembly comprises an extraction pipe 11 and an inflation pipe 14, one end of the extraction pipe 11 is inserted into the couplant storage cylinder, the other end of the extraction pipe 11 is communicated with the leading-in pipe 10, when in actual use, air is injected into the couplant storage cylinder by using the air injection pipe 14, so that the pressure in the couplant storage cylinder is increased, the couplant in the couplant storage cylinder can be extracted by using the extraction pipe 11, the couplant in the couplant storage cylinder enters the inlet pipe 10 through the extraction pipe 11, and the couplant passing through the inlet pipe 10 can flow to the detection surface of the layered metal composite plate to be detected through the cavity 5.
In this embodiment, the number of the coupling agent injection holes 4-1 is two, the two coupling agent injection holes 4-1 are both communicated with the cavity 5, the two coupling agent injection holes 4-1 are both inserted with the inlet pipes 10, the other end of the extraction pipe 11 is connected with two branch pipes, and the two branch pipes are respectively communicated with the two inlet pipes 10.
In this embodiment, through setting up brush 12 in cavity 5, during the in-service use, because cavity 5 bottom opening, when promoting the frame and slide on waiting to detect laminar metal composite board's detection surface, the bottom of brush 12 can slide on waiting to detect laminar metal composite board's detection surface to can realize waiting to detect the even purpose of smearing of couplant on the detection surface of laminar metal composite board, the structure is ingenious, excellent in use effect.
In the embodiment, the liquid level sensor 17 for detecting the liquid level height of the couplant is installed in the couplant storage cylinder, when the couplant storage cylinder is used in practice, the liquid level sensor 17 is connected to the input end of the controller, the output end of the controller is connected with the alarm, when the couplant 20 is injected into the couplant storage cylinder, the liquid level sensor 17 can detect the liquid level of the couplant 20 in the couplant storage cylinder in real time and transmit the obtained actually measured liquid level of the couplant 20 in the couplant storage cylinder to the controller, the controller compares the actually measured liquid level of the couplant 20 in the couplant storage cylinder with the preset highest liquid level, when the actually measured liquid level of the couplant 20 in the couplant storage cylinder is equal to the preset highest liquid level, the controller controls the alarm to alarm, an operator stops injecting the couplant 20 into the couplant storage cylinder, and the situation that the liquid level of the couplant injected into the couplant storage cylinder is too high can be avoided, therefore, air cannot be injected into the couplant storage cylinder by using the inflation tube 14, and the purpose of extracting the couplant cannot be achieved by using the extraction tube 11.
When the extraction assembly is used for extracting the couplant 20 in the couplant storage cylinder to the detection surface of the layered metal composite plate to be detected, the liquid level sensor 17 can detect the liquid level of the couplant 20 in the couplant storage cylinder in real time and transmit the obtained actual measured liquid level of the couplant 20 in the couplant storage cylinder to the controller, the controller compares the actual measured liquid level of the couplant 20 in the couplant storage cylinder with the preset lowest liquid level, when the actual measured liquid level of the couplant 20 in the couplant storage cylinder is equal to the preset lowest liquid level, the controller controls the alarm to alarm, an operator manually closes the stop valve 15, and the extraction pipe 11 is stopped from extracting the couplant 20 in the couplant storage cylinder to the detection surface of the layered metal composite plate to be detected; can avoid couplant 20's in the couplant storage cylinder liquid level to hang down, lead to the unable couplant that realizes the extraction capacity of extraction pipe 11, and when the volume of paining of couplant is not enough, can direct influence phased array ultrasonic transducer 1's detection quality, make the formation of image that phased array ultrasonic imaging detected and obtain fuzzy, can't form images at all even, and simultaneously, when couplant 20's in the couplant storage cylinder liquid level hangs down excessively, can increase the risk that phased array ultrasonic detection interrupted, therefore, in phased array ultrasonic detection process, must guarantee that couplant 20's in the couplant storage cylinder liquid level must not be less than preset's minimum liquid level.
In this embodiment, the liquid level sensor 17 is a drop-in type liquid level meter with the model of SIN-P260, the controller is an STC89C52 single chip microcomputer, the STC89C52 single chip microcomputer is installed in the control box 18, as shown in fig. 1, the control box 18 is fixedly installed on the push rod 7, the alarm is a buzzer 19, and the buzzer 19 is fixedly installed on the outer side of the control box 18.
As shown in fig. 3, in this embodiment, the first clamping block 2 and the second clamping block 3 are fixedly connected by a fastening bolt 8, clamping grooves 4-2 are formed on both side surfaces of the wedge 4, and a clamping protrusion 3-1 matched with the clamping groove 4-2 is arranged on the second clamping block 3.
In the embodiment, the clamping grooves 4-2 are formed in the two side faces of the wedge block 4, the clamping protrusions 3-1 matched with the clamping grooves 4-2 are arranged on the second clamping block 3, when the wedge block is actually used, the wedge block 4 can be slidably connected with the second clamping block 3 through the matching between the clamping grooves 4-2 and the clamping protrusions 3-1, the first clamping block 2 and the second clamping block 3 are fixedly connected through the fastening bolts 8, the wedge block 4 can be clamped between the first clamping block 2 and the second clamping block 3, the installation is reliable, and the installation accuracy is high.
As shown in fig. 2 and 4, in this embodiment, the number of the brushes 12 is multiple, the top ends of the brushes 12 are connected by a rectangular mounting plate 12-1, a rectangular mounting hole 4-3 for the rectangular mounting plate 12-1 to be clamped and a rectangular relief groove 4-4 vertically penetrating the rectangular mounting hole 4-3 are horizontally formed in the wedge 4, and the height of the rectangular mounting hole 4-3 is greater than the thickness of the rectangular mounting plate 12-1.
In the embodiment, the rectangular mounting holes 4-3 and the rectangular abdicating grooves 4-4 vertically communicated with the rectangular mounting holes 4-3 are horizontally formed on the wedge block 4, so that in actual use, the tops of the plurality of brushes 12 are positioned in the rectangular mounting holes 4-3 in the rectangular mounting plate 12-1,
in this embodiment, the height of the rectangular mounting hole 4-3 is greater than the thickness of the rectangular mounting plate 12-1, and the purpose thereof is as follows: the brush 12 is ensured to be straight when in use, when the height of the rectangular mounting hole 4-3 is larger than the thickness of the rectangular mounting plate 12-1, namely the rectangular mounting plate 12-1 has a moving space in the vertical direction of the rectangular mounting hole 4-3, irreversible bending deformation of the plurality of brushes 12 in a long-time use process can be avoided, and simultaneously the plurality of brushes 12 can be prevented from supporting the wedge block 4 and the detection surface of the layered metal composite plate to be detected, so that the plurality of brushes 12 are prevented from causing adverse effects on the coupling state between the phased array ultrasonic probe 1 and the detection surface of the layered metal composite plate to be detected.
In this embodiment, the number of the brushes 12 is three, and the top ends of the three brushes 12 are connected by a rectangular mounting plate 12-1.
In the embodiment, as shown in fig. 1, the hand push rod 7 is provided with a first clamping seat 13-1 and a second clamping seat 13-2 for supporting the cylinder body 6-1 of the couplant storage cylinder, and the first clamping seat 13-1 and the second clamping seat 13-2 are both provided with a clamp piece 16 for clamping the extraction pipe 11.
In this embodiment, the second clamping seat 13-2 is a semicircular clamping seat, the second clamping seat 13-2 is used for supporting the upper portion of the cylinder 6-1, the first clamping seat 13-1 is a semicircular clamping seat with a bottom plate, the first clamping seat 13-1 is used for supporting the bottom of the cylinder 6-1, and the bottom plate of the first clamping seat 13-1 can prevent the cylinder 6-1 from sliding down along the length direction of the push rod 7.
In this embodiment, one end of the hand push rod 7 is mounted on the second clamping block 3 through a hinge shaft 9, the other end of the hand push rod 7 is provided with a hand push handle 7-1, and the second clamping block 3 is provided with a rectangular notch 3-2.
In this embodiment, through set up rectangle breach 3-2 on second grip block 3, be convenient for the one end suit of handspike 7 on articulated shaft 9, more importantly, through the contact of the bottom surface of rectangle breach 3-2 and the one end of handspike 7, can inject handspike 7 round articulated shaft 9 pivoted angle, in the time of the in-service use, when round articulated shaft 9 anticlockwise rotation handspike 7, the scope of handspike 7 pivoted angle is 30 ~ 110, when utilizing handspike 7 to promote the frame, operating personnel can adjust handspike 7 pivoted angle according to individual height, be convenient for operate, can improve phased array ultrasonic probe 1 and wait to detect the stability of contact between the detection surface of stratiform metal composite panel, excellent in use effect.
In this embodiment, the cylinder 6-1 is provided with a delivery pipe 6-1-1, the delivery pipe 6-1-1 is provided with a stop valve 15, and the inflation pipe 14 is installed on the cylinder cover 6-2 of the couplant storage cylinder.
In the embodiment, the delivery pipe 6-1-1 is arranged on the cylinder 6-1, and the stop valve 15 is arranged on the delivery pipe 6-1-1, so that the stop valve 15 can be used for controlling the on-off of the delivery pipe 6-1-1 in actual use, the on-off of the extraction pipe 11 can be controlled, meanwhile, the phenomenon that the couplant 20 in the couplant storage cylinder leaks out in a non-use state can be prevented, and the use effect is good.
As shown in fig. 5, the present invention also provides a method for using an ultrasonic testing device with a couplant application function, which comprises the following steps:
the method comprises the following steps of firstly, installing a phased array ultrasonic probe and a liquid level sensor:
step 101, fixedly installing a phased array ultrasonic probe 1 on the top surface of a wedge 4, and connecting a connecting wire of the phased array ultrasonic probe 1 with a phased array detector;
102, installing a liquid level sensor 17 in the couplant storage cylinder, connecting a connecting wire of the liquid level sensor 17 with a controller, and connecting an alarm at the output end of the controller;
step two, injecting a couplant 20 into the couplant storage cylinder;
in this embodiment, before injecting couplant 20 into the couplant storage cylinder, the installation of phased array ultrasonic probe 1 and the installation of level sensor 17 must be accomplished earlier, and at this moment, level sensor 17 can be in the in-process of injecting couplant 20 into the couplant storage cylinder, carry out real-time detection to the liquid level of couplant 20.
Placing the rack on the detection surface of the layered metal composite plate to be detected;
in this embodiment, since the phased array ultrasonic probe 1 is mounted on the rack at this time, when the rack is placed on the detection surface of the layered metal composite plate to be detected, it is necessary to ensure the stability and the safety of the phased array ultrasonic probe 1.
Step four, smearing the coupling agent and detecting phased array ultrasonic imaging:
step 401, extracting the couplant 20 in the couplant storage cylinder to the detection surface of the layered metal composite plate to be detected by using the extraction assembly;
step 402, pushing the rack to slide on the detection surface of the layered metal composite plate to be detected, uniformly coating the couplant on the detection surface of the layered metal composite plate to be detected by using the brush 12, and simultaneously performing ultrasonic detection on the detection surface of the layered metal composite plate to be detected by using the phased array ultrasonic probe 1.
In this embodiment, in step 401, the specific operation process of extracting the couplant 20 in the couplant storage cylinder onto the detection surface of the layered metal composite plate to be detected by using the extraction assembly includes the following steps:
step 4011, manually pushing and pulling a piston rod 14-1 of an inflation tube 14, and injecting air into the cylinder 6-1 to increase the pressure in the cylinder 6-1;
step 4012, manually opening the stop valve 15, and pumping the couplant 20 in the couplant storage cylinder to the detection surface of the layered metal composite plate to be detected by using the pumping pipe 11.
In this embodiment, in step two, to when pouring into couplant 20 into in the couplant storage cylinder, level sensor 17 can real-time detection couplant 20's liquid level in the couplant storage cylinder to the measured liquid level of couplant 20 in the couplant storage cylinder that will obtain transmits to the controller, and the controller compares the measured liquid level of couplant 20 in the couplant storage cylinder with preset's highest liquid level, and when the measured liquid level of couplant 20 equals preset's highest liquid level in the couplant storage cylinder, controller control alarm was reported to the police, operating personnel stop to pour into couplant 20 in the couplant storage cylinder.
In this embodiment, in step 401, when the extraction assembly is used to extract the couplant 20 in the couplant storage cylinder onto the detection surface of the layered metal composite plate to be detected, the liquid level sensor 17 can detect the liquid level of the couplant 20 in the couplant storage cylinder in real time, and transmit the obtained actual measured liquid level of the couplant 20 in the couplant storage cylinder to the controller, the controller compares the actual measured liquid level of the couplant 20 in the couplant storage cylinder with the preset minimum liquid level, when the actual measured liquid level of the couplant 20 in the couplant storage cylinder is equal to the preset minimum liquid level, the controller controls the alarm to alarm, the operator manually closes the stop valve 15, and the extraction pipe 11 is stopped from extracting the couplant 20 in the couplant storage cylinder onto the detection surface of the layered metal composite plate to be detected.
In the embodiment, the preset highest liquid level and the preset lowest liquid level are both set under the condition that the included angle between the hand push rod 7 and the bottom surface of the rectangular notch 3-2 is 30 degrees.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, changes and equivalent structural changes made to the above embodiment according to the technical spirit of the present invention still fall within the protection scope of the technical solution of the present invention.
Claims (9)
1. The utility model provides an ultrasonic detection device with scribble couplant function which characterized in that: the ultrasonic detection device comprises a rack, a phased array ultrasonic probe (1) arranged on the rack and a smearing mechanism used for smearing a couplant on the surface of a workpiece to be detected, wherein the rack comprises a first clamping block (2) and a second clamping block (3) which are mutually buckled, and a wedge block (4) clamped between the first clamping block (2) and the second clamping block (3), a cavity (5) with an opening at the bottom end is formed between the first clamping block (2) and the wedge block (4), a couplant injection hole (4-1) communicated with the cavity (5) is formed in the wedge block (4), a guide pipe (10) is inserted in the couplant injection hole (4-1), a phased-controlled rod (7) is hinged to the second clamping block (3), the array ultrasonic probe (1) is arranged on the top surface of the wedge block (4), and the smearing mechanism comprises a couplant storage barrel arranged on the manual rod (7), Install be used for extracting the extraction subassembly of couplant and setting on the couplant storage cylinder and be in brush (12) in cavity (5), the extraction subassembly is including installing extraction tube (11) and inflation pipe (14) on the couplant storage cylinder, the one end cartridge of extraction tube (11) is in the couplant storage cylinder, the other end of extraction tube (11) with leading-in pipe (10) intercommunication, install level sensor (17) that are used for detecting the couplant liquid level height in the couplant storage cylinder.
2. An ultrasonic testing device with a couplant smearing function according to claim 1, wherein: the clamping device is characterized in that the first clamping block (2) and the second clamping block (3) are fixedly connected through a fastening bolt (8), clamping grooves (4-2) are formed in two side faces of the wedge block (4), and clamping protrusions (3-1) matched with the clamping grooves (4-2) are arranged on the second clamping block (3).
3. An ultrasonic testing device with a couplant smearing function according to claim 2, wherein: the number of the brushes (12) is multiple, the top ends of the brushes (12) are connected through a rectangular mounting plate (12-1), a rectangular mounting hole (4-3) for clamping the rectangular mounting plate (12-1) and a rectangular abdicating groove (4-4) vertically communicated with the rectangular mounting hole (4-3) are horizontally formed in the wedge block (4), and the height of the rectangular mounting hole (4-3) is larger than the thickness of the rectangular mounting plate (12-1).
4. An ultrasonic testing device with a couplant smearing function according to claim 2, wherein: the hand push rod (7) is provided with a first clamping seat (13-1) and a second clamping seat (13-2) which are used for supporting a cylinder body (6-1) of the couplant storage cylinder, and the first clamping seat (13-1) and the second clamping seat (13-2) are respectively provided with a clamp piece (16) which is used for clamping the extraction pipe (11).
5. An ultrasonic testing device with a couplant smearing function according to claim 4, wherein: the coupling agent storage barrel is characterized in that a delivery pipe (6-1-1) is arranged on the barrel body (6-1), a stop valve (15) is installed on the delivery pipe (6-1-1), and the inflation pipe (14) is installed on a barrel cover (6-2) of the coupling agent storage barrel.
6. A method for using the ultrasonic testing device with the function of applying the couplant of claim 5, wherein the method comprises the following steps:
the method comprises the following steps of firstly, installing a phased array ultrasonic probe and a liquid level sensor:
step 101, fixedly mounting a phased array ultrasonic probe (1) on the top surface of a wedge block (4), and connecting a connecting wire of the phased array ultrasonic probe (1) with a phased array detector;
102, installing a liquid level sensor (17) in the couplant storage cylinder, connecting a connecting wire of the liquid level sensor (17) with a controller, and connecting an alarm at the output end of the controller;
step two, injecting a couplant (20) into the couplant storage cylinder;
placing the rack on the detection surface of the layered metal composite plate to be detected;
step four, smearing the coupling agent and detecting phased array ultrasonic imaging:
step 401, extracting the couplant (20) in the couplant storage cylinder to the detection surface of the layered metal composite plate to be detected by using the extraction assembly;
step 402, pushing the rack to slide on the detection surface of the layered metal composite plate to be detected, uniformly coating the couplant on the detection surface of the layered metal composite plate to be detected by using the brush (12), and simultaneously performing ultrasonic detection on the detection surface of the layered metal composite plate to be detected by using the phased array ultrasonic probe (1).
7. The use method according to claim 6, wherein in step 401, the specific operation process of extracting the couplant (20) in the couplant storage cylinder onto the detection surface of the layered metal composite board to be detected by using the extraction assembly comprises the following steps:
step 4011, manually pushing and pulling a piston rod (14-1) of an inflation pipe (14), and injecting air into the cylinder body (6-1) to increase the pressure in the cylinder body (6-1);
and 4012, manually opening a stop valve (15), and extracting the couplant (20) in the couplant storage cylinder to the detection surface of the layered metal composite plate to be detected by using the extraction pipe (11).
8. The use method according to claim 6, wherein in the second step, when the couplant (20) is injected into the couplant storage cylinder, the liquid level sensor (17) can detect the liquid level of the couplant (20) in the couplant storage cylinder in real time and transmit the obtained measured liquid level of the couplant in the couplant storage cylinder to the controller, the controller compares the measured liquid level of the couplant in the couplant storage cylinder with a preset maximum liquid level, when the measured liquid level of the couplant in the couplant storage cylinder is equal to the preset maximum liquid level, the controller controls the alarm to give an alarm, and the operator stops injecting the couplant (20) into the couplant storage cylinder.
9. The use method according to claim 6, wherein in step 401, when the couplant (20) in the couplant storage cylinder is extracted to the detection surface of the layered metal composite board to be detected by the extraction assembly, the liquid level sensor (17) can detect the liquid level of the couplant (20) in the couplant storage cylinder in real time, and transmitting the obtained measured liquid level of the couplant (20) in the couplant storage cylinder to a controller, comparing the measured liquid level of the couplant (20) in the couplant storage cylinder with a preset lowest liquid level by the controller, when the measured liquid level of the couplant (20) in the couplant storage cylinder is equal to the preset lowest liquid level, and the controller controls the alarm to give an alarm, an operator manually closes the stop valve (15), and stops extracting the couplant (20) in the couplant storage cylinder to the detection surface of the layered metal composite plate to be detected by using the extraction pipe (11).
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| CN113640382A (en) * | 2021-08-26 | 2021-11-12 | 杭州国华检测技术有限公司 | Steel structure detection equipment and detection method using same |
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| CN115479988A (en) * | 2022-08-03 | 2022-12-16 | 核工业西南物理研究院 | High-temperature superconducting strand ultrasonic automatic detection device, system and method |
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