CN104090028A - Non-contact type ultrasonic flaw-detecting machine for hollow car axle - Google Patents
Non-contact type ultrasonic flaw-detecting machine for hollow car axle Download PDFInfo
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- CN104090028A CN104090028A CN201410378123.9A CN201410378123A CN104090028A CN 104090028 A CN104090028 A CN 104090028A CN 201410378123 A CN201410378123 A CN 201410378123A CN 104090028 A CN104090028 A CN 104090028A
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- 206010024453 Ligament sprain Diseases 0.000 description 1
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- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The invention discloses a non-contact type ultrasonic flaw-detecting machine for a hollow car axle. The non-contact type ultrasonic flaw-detecting machine comprises a chassis, a machine body, a feeding mechanism, a detection control system and a lifting mechanism, wherein a universal walking wheel is arranged at the bottom of the chassis; a control handle is arranged on one side of the chassis; the lifting mechanism is mounted on the upper surface of the chassis which is located on the other side opposite to the control handle mounting side; the feeding mechanism is arranged on the machine body between the control handle and the lifting mechanism. Compared with the prior art, the non-contact type ultrasonic flaw-detecting machine for the hollow car axle is used for detecting the hollow car axle by using a non-contact ultrasound wave pulse reflection method; the detection control system is used for controlling the feeding mechanism to drive a flaw-detecting rod to move forth and back along with the inner surface of the hollow car axle; a probe carrier at one end of the flaw-detecting rod rotates under the driving of a rotation motor, so that a probe on the probe carrier is capable of automatically detecting the hollow axel in all directions and accurately detecting transverse flaws and vertical flaws on the inner surface and the outer surface of the hollow car axel and material defects in the hollow car axel.
Description
Technical field
The present invention relates to a kind of axletree defectoscope, specifically a kind of contactless hollow-axle ultrasonic flaw-detecting machine, belongs to metal ultrasound examination flaw detection equipment technology field.
Background technology
Under the background of China railways speed raising, especially need the high-speed railway motor train unit to reaching maintenance mileage to overhaul, to ensure operation security.In the time of maintenance, need to carry out UT (Ultrasonic Testing) inspection to axletree.Existing ultrasonic test equipment only can detect solid axle, but the axletree that high-speed railway motor train unit adopts is basic hole-bored axle from end to end, probe need to be stretched into axletree inside and carry out complete detection.Therefore, urgently provide a kind of improved hollow-axle ultrasonic flaw-detecting machine to overcome above-mentioned defect.
Find through retrieval, Chinese utility model patent application number is 201120317694.3, a kind of high-level efficiency hollow-axle ultrasonic flaw-detecting machine is disclosed, in its structure, also adopt feeler lever to detect a flaw to tubular shaft, but the feeler lever of this defectoscope and the inwall of tubular shaft are contact type structure, phase mutual friction in flaw detection process, comparatively serious to the wearing and tearing of probe carrier, the hoisting gear of this structure adopts mechanical lever-type to promote simultaneously, when lifting, the precision of feeler lever aligning tubular shaft is poor, often longer to expending time on time, greatly affect the carrying out flaw detection efficiency to hole-bored axle from end to end.
Summary of the invention
Technical matters to be solved by this invention is, overcomes the shortcoming of prior art, provide a kind of can accurately detect hole-bored axle from end to end laterally, the contactless hollow-axle ultrasonic flaw-detecting machine of longitudinal crack and inherent vice.
In order to solve above technical matters, the invention provides a kind of contactless hollow-axle ultrasonic flaw-detecting machine, comprise chassis, body, feed mechanism, detect control system and elevating mechanism, described tray bottom is provided with universal travel wheel, a side on chassis is provided with joystick, described elevating mechanism is arranged on the chassis upper surface that is positioned at the relative opposite side of described joystick installation side, described feed mechanism is arranged on the body between joystick and elevating mechanism, described feed mechanism comprises housing and is located at transmission component and the feeding motor in described housing, one side of described housing is provided with the plug cooperatively interacting with feed mechanism, feed mechanism connection cable is housed on described plug, feeler lever is housed on feed mechanism, the installation end of described feeler lever is connected with feeding motor through transmission component by chain, the end of probe of described feeler lever is provided with probe carrier,
Described feeler lever carrier is connected to the top in feeler lever outside by flange and ball bearing, described flange and ball bearing interference fit, described ball axle bed is connected with probe carrier by screw, described front end end cover is arranged on described probe carrier and by screw and is connected with flange, described probe symmetria bilateralis is provided with probe placement Baltimore groove, in probe carrier one side probe placement Baltimore groove, be provided with three groups of probe placement female parts, in opposite side probe placement Baltimore groove, be provided with four groups of probe placement female parts, probe placement female part slides in probe placement Baltimore groove, in described probe placement female part, be installed with ultrasonic probe, described ultrasonic probe is arranged side by side in probe placement female part, the surface of described probe placement female part is also fixedly connected with probe protection metal framework, in described probe carrier cavity, be also provided with probe positioning balance device, described probe positioning balance device is butted on the moving range of probe placement female part restriction probe placement female part and ultrasonic probe, on described probe carrier, be also provided with ultrasound wave transmitting and receive eight channel interfaces for launching received ultrasonic signal, the two ends of described feeler lever support are provided with locating ring, in described feeler lever cavity, are provided with electric rotating machine, and described electric rotating machine outside is arranged with the metal-graphite brush collector ring being connected with electric rotating machine by wire, in feeler lever cavity, be also provided with couplant and supply with oil circuit, described couplant is supplied with oil circuit one end and is connected with the fuel tank being arranged in body, the other end and probe placement female part inwall are connected, and be also provided with couplant and supply with the suitable couplant oil-out of oil circuit on probe carrier, described probe carrier, feeding motor and electric rotating machine are electrically connected by cable with described detection control system respectively,
Described elevating mechanism comprises frame, in described frame, be vertically provided with leading screw, the bottom of described leading screw is provided with the motor that drives leading screw to rotate, also be provided with horizontally disposed hoistable platform in described leading screw one side, described hoistable platform one side has the screw device mating with described leading screw, be connected with described threads of lead screw by described screw device, described hoistable platform is controlled it by the rotation of leading screw and is moved up and down, described hoistable platform is provided with rail plate, on described rail plate, by slide block, column mounting base is installed, the vertical lifting arm column that is provided with on described column mounting base, described lifting arm column top is connected with lifting arm crossbeam by bearing seat, described lifting arm crossbeam is vertical with described lifting arm column, on described lifting arm crossbeam, be also provided with feed mechanism lifting gear, described lifting gear comprises described motor, leading screw, hoistable platform, lifting arm, and be arranged on the pulley blocks on lifting arm column and lifting arm crossbeam, wire rope, described motor drives leading screw to drive hoistable platform mechanism to move up and down, drive lifting arm to move up and down simultaneously, lifting arm column upper end is connected feed mechanism with the pulley blocks of lifting arm crossbeam front end by wire rope one end, the other end is connected with the evener that is arranged on lifting arm column bottom by pulley combination, described lifting gear drives leading screw to promote feed mechanism by being arranged at the motor of bottom.
Feeler lever of the present invention is contactless leakage of fault detecting probe rod of hollow axle, the probe of this fault detecting probe rod is provided with protective device probe-protecting device and the laminating of axletree inner hole wall in use, now between probe and probe-protecting device, there is the gap of 2mm, in the time surveying, between probe and probe-protecting device, be full of coupling liquid, probe is immersed in coupling liquid detects a flaw, both effectively protected probe, probe is not worn in the time of flaw detection, extend the serviceable life of probe, the detection mode of immersion has ensured that again the coupling performance of flaw detection process is good simultaneously, thereby ensure the accuracy of result, probe long service life, flaw detection ultrasonic coupling performance is high, energy rapid and convenient, accurately hole-bored axle from end to end inside harmfulness fatigue crack and defect are detected, better maintaining hole-bored axle from end to end flaw detection equipment normally works.Ultrasonic probe is not fixedly mounted in flaw detection main body, ultrasonic probe is arranged in probe placement female part, and can in probe placement groove, move up and down with probe placement female part, realize the adjusting of different angles, simultaneously, supply oil circuit in conjunction with couplant, couplant can flow out and be full of between ultrasonic probe and hole-bored axle from end to end endoporus from flaw detection main body cavity, all cover and realize a kind of immersion UT (Ultrasonic Testing), energy rapid and convenient, accurately hole-bored axle from end to end inside harmfulness fatigue crack and defect are detected, better maintaining hole-bored axle from end to end flaw detection equipment normally works, adopt electric rotating machine in probe carrier junction, can drive the rotation of probe carrier, do not need operating personnel to be manually rotated fault detecting probe rod, reduce operating personnel's labour intensity, more convenient operation, can move rotation with probe placement female part in conjunction with ultrasonic probe simultaneously and realize the detection flaw detection to the each orientation of hole-bored axle from end to end endoporus defect, make more accuracy of result of detection, the work high-quality of guaranteeing to detect a flaw completes.
The elevating mechanism adopting in this external technical scheme of the present invention, it has effectively solved the phenomenon that mechanical arm rotates or flexible feed mechanism not in place and that cause cannot be detected a flaw, mechanical arm of the present invention can be rotated and move up and down on certain angle, owing to adopting screw mandrel to carry out descending operation, adjustment precision is high, be not prone to relatively large deviation, feed mechanism by assistance mechanical arm can carry out within the specific limits up and down, the accurate operation of left and right and front and back.
Due to the outer sheathed collector ring of feeler lever electric rotating machine of the present invention, electric rotating machine adopts the radially connected mode of collector ring, in continuous rotation, from fixed position to position of rotation, can transmit smoothly power supply and signal, while avoiding ultrasonic probe rotation, sprain wire, radially collector ring adopts metal-graphite brush, can improve system performance, simplifies system authority, realize the rotating of electric rotating machine by changing the polarity of power supply, thereby change the sense of rotation of ultrasonic probe.
Further restriction technical scheme of the present invention: aforesaid contactless hollow-axle ultrasonic flaw-detecting machine, described detection control system comprises the computing machine of being located on body, the position coder of being located at the ultrasonic electronic processing unit on described feed mechanism and being connected with electric machine controller on described electric rotating machine and described feeding motor, and described position coder and described probe are electrically connected with described computing machine by described ultrasonic electronic processing unit.Detecting control system processes by general carrying out flaw detection software the detection data of described ultrasonic electronic processing unit transmission, the positional information of the probe obtaining with described position coder combines, and then can accurately generate the ultrasonic scanning image of hole-bored axle from end to end.
Aforesaid contactless hollow-axle ultrasonic flaw-detecting machine, described probe positioning balance device comprises spring and spring strut, described spring strut is positioned at the bottom of probe placement female part; Ultrasonic probe comprises transversal crack detection probe, longitudinal crack detection probe and material flaw detection probe, feeler lever is provided with at least one centering ring outward, the external diameter of described centering ring is greater than the external diameter of described feeler lever, to ensure that described feeler lever is positioned at the central axis place of described hole-bored axle from end to end, further improves accuracy in detection.
Aforesaid contactless hollow-axle ultrasonic flaw-detecting machine, in the housing of described feed mechanism, be also provided with oil temperature sensor and heating arrangement, described heating arrangement is coated on couplant and supplies with oil circuit outside, described oil temperature sensor and heating arrangement are electrically connected with described detection control system respectively, and described detection control system is monitored and controlled the temperature of described couplant oil by described oil temperature sensor and heating arrangement.
Aforesaid contactless hollow-axle ultrasonic flaw-detecting machine, described probe protection metal framework is arcuate structure, the cambered surface of under static state probe protection metal framework and ultrasonic probe form the surface gap layer of 2mm, between ultrasonic probe and hole-bored axle from end to end endoporus, also there is the cavity clearance of 2mm, avoid ultrasonic probe and the direct contact friction of hole-bored axle from end to end inner hole wall, extend the serviceable life of ultrasonic probe, realize contactless flaw detection, couplant is supplied with oily routing probe by couplant, realize a kind of immersion UT (Ultrasonic Testing), energy rapid and convenient, accurately hole-bored axle from end to end inside harmfulness fatigue crack and defect are detected, better maintaining hole-bored axle from end to end flaw detection equipment normally works.
Aforesaid contactless hollow-axle ultrasonic flaw-detecting machine, described hoistable platform is connected with frame by the riser guide of its both sides, vertical and corresponding being arranged in frame of riser guide of described both sides, the rail plate of described elevating mechanism is made up of two horizontally disposed closed slides, described slide block is slidably fixed on described two guide rails, article two, line slideway is fixed on by fixed block on two crossbeams of framework, line slideway is provided with four slide blocks, slide block is provided with angle sheave web joint, uniform four guide wheel brackets in angle sheave web joint four limits, each guide wheel bracket connects respectively an angle sheave, these four angle sheaves contact respectively at the principal arm four sides of lifting arm, play guiding and position-limiting action in the time that hoistable platform drives lifting arm to move up and down, in addition, rail plate mechanism top is also provided with organ closure assembly, can not only can ensure that lifting arm slided smoothly but also can play daily dustproof effect in lifting arm when operation left and right.
The invention has the beneficial effects as follows: the present invention compared with prior art, the application's contactless hollow-axle ultrasonic flaw-detecting machine adopts non-contact type ultrasonic pulse reflection method to detect hole-bored axle from end to end, detecting control system control feed mechanism drives feeler lever to move forward and backward along hole-bored axle from end to end inside surface, and the probe carrier of feeler lever one end rotates under the driving of electric rotating machine, thereby make the probe on probe carrier can omnibearing automatic detection hole-bored axle from end to end, accurately detect in hole-bored axle from end to end, transversal crack on outside surface, the material defect of longitudinal crack and hole-bored axle from end to end inside.Elevating mechanism of the present invention is made up of rail plate and leading screw, and lifting arm principal arm one end is arranged on hoistable platform, and pivot arm is connected by whirligig with the principal arm other end.Can facilitate staff that feeler lever is inserted in hole-bored axle from end to end to be detected accurately by hoistable platform and pivot arm mechanism, easy to operate, safe and reliable.
Brief description of the drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is feed mechanism structural representation of the present invention.
Fig. 3 is feeler lever structural representation of the present invention.
Fig. 4 is the A point partial enlarged drawing of Fig. 3.
Fig. 5 is this elevating mechanism structural representation.
Fig. 6 is that the B of Fig. 5 is to view.
Embodiment
embodiment 1
The present embodiment provides a kind of contactless hollow-axle ultrasonic flaw-detecting machine, structure as shown in Figures 1 to 6, comprise chassis 17, body 14, feed mechanism 12, detect control system and elevating mechanism, 17 bottoms, chassis are provided with universal travel wheel 18, a side on chassis is provided with joystick 19, elevating mechanism is arranged on the chassis upper surface that is positioned at the relative opposite side of joystick installation side, feed mechanism is arranged on the body 14 between joystick and elevating mechanism, feed mechanism 12 comprises housing 23 and is located at transmission component 21 and the feeding motor 22 in housing, one side of housing is provided with the plug cooperatively interacting with feed mechanism, feed mechanism connection cable is housed on plug, feeler lever is housed on feed mechanism, the installation end of feeler lever is connected with feeding motor through transmission component by chain, the end of probe of feeler lever is provided with probe carrier 2, the installation end of feeler lever is connected with feeding motor 22 through transmission component by chain, and the end of probe of feeler lever is provided with probe carrier feeler lever and is provided with a centering ring outward, and the external diameter of centering ring is greater than the external diameter of feeler lever, in the housing of feed mechanism, be also provided with oil temperature sensor and heating arrangement, heating arrangement is coated on couplant and supplies with oil circuit 9 outsides, and oil temperature sensor and heating arrangement are electrically connected with detection control system respectively,
Feeler lever carrier 2 is connected to the top in feeler lever outside by flange 4 and ball bearing, flange 4 and ball bearing interference fit, ball axle bed is connected with probe carrier by screw, front end end cover 1 is arranged on probe carrier and by screw and is connected with flange, probe carrier 2 symmetria bilateralis are provided with probe placement Baltimore groove 5, in probe carrier one side probe placement Baltimore groove, be provided with three groups of probe placement female parts 6, in opposite side probe placement Baltimore groove 5, be provided with four groups of probe placement female parts 6; Probe placement female part 6 is in the interior slip of probe placement Baltimore groove 5, in probe placement female part 6, be installed with ultrasonic probe 7, ultrasonic probe 7 is arranged side by side in probe placement female part 6, and the ultrasonic probe of the present embodiment comprises horizontal line detection probe, longitudinal crack detection probe and material flaw detection probe; The surface of probe placement female part 6 is also fixedly connected with probe protection metal framework 8, in probe carrier cavity, be also provided with probe positioning balance device, probe positioning balance device is butted on probe placement female part 6 limits the moving range of probe placement female part 6 and ultrasonic probe 7, probe positioning balance device comprises spring and spring strut, spring strut is positioned at the bottom of probe placement female part 6, is finally used for limiting the scope that moves up and down of ultrasonic probe; On probe carrier, be also provided with ultrasound wave transmitting and receive eight channel interfaces for launching received ultrasonic signal; The two ends of feeler lever support are provided with locating ring 11, in feeler lever cavity, are provided with electric rotating machine, and electric rotating machine outside is arranged with the collector ring being connected with electric rotating machine by wire; In feeler lever cavity, be also provided with couplant and supply with oil circuit 9, couplant is supplied with oil circuit 9 one end and is connected with the fuel tank being arranged in body, the other end and probe placement female part 6 inwalls are connected, and are also provided with couplant for the suitable couplant oil-out 10 in oil supply 9 roads on probe carrier; Probe carrier, feeding motor and electric rotating machine are electrically connected by cable with detection control system respectively;
Elevating mechanism comprises frame, in frame, be vertically provided with leading screw, the bottom of leading screw is provided with the motor that drives leading screw to rotate, also be provided with horizontally disposed hoistable platform in leading screw one side, hoistable platform one side has the screw device mating with leading screw, be connected with threads of lead screw by screw device, hoistable platform is controlled it by the rotation of leading screw and is moved up and down, hoistable platform is provided with rail plate, on rail plate, by slide block, column mounting base is installed, the vertical lifting arm column that is provided with on column mounting base, lifting arm column top is connected with lifting arm crossbeam by bearing seat, lifting arm crossbeam is vertical with lifting arm column, on lifting arm crossbeam, be also provided with feed mechanism lifting gear, the motor that lifting gear comprises, leading screw, hoistable platform, lifting arm, and be arranged on the pulley blocks on lifting arm column and lifting arm crossbeam, wire rope, motor drives leading screw to drive hoistable platform mechanism to move up and down, drive lifting arm to move up and down simultaneously, lifting arm column upper end is connected feed mechanism with the pulley blocks of lifting arm crossbeam front end by wire rope one end, the other end is connected with the evener 41 that is arranged on lifting arm column bottom by pulley combination, lifting gear drives leading screw to promote feed mechanism by being arranged at the motor of bottom,
Detect control system and comprise the computing machine of being located on body, the position coder of being located at the ultrasonic electronic processing unit on feed mechanism and being connected with electric machine controller on electric rotating machine and feeding motor, position coder and probe are electrically connected with computing machine by ultrasonic electronic processing unit.
The present embodiment only need be connected to the feeler lever 3 of size coupling on feed mechanism in use, feed mechanism is connected with hole-bored axle from end to end by adapter, detecting control system drives probe carrier 2 along hole-bored axle from end to end endoporus axial feed motion by the motor of feed mechanism, probe carrier 2 rotates under electric rotating machine effect in hole-bored axle from end to end endoporus, probe transmitting ultrasonic pulse signal, ultrasound wave enters axletree endoporus inside, arcuate probe protection metal framework 8 closely cooperates with hole-bored axle from end to end inner hole wall, ultrasonic probe 7 moves to while approaching probe protection metal framework 8 most at the probe protection interior movement of metal framework 8 ultrasonic probe 7, the surface of ultrasonic probe 7 and inner hole wall form the cavity of two millimeters, the couplant oil-out 10 that couplant is supplied with in oil circuit 9 and flaw detection main body 2 by couplant enters in this closed cavity, carry out a kind of immersion UT (Ultrasonic Testing), detect in all directions, if find transverse defect in testing process, longitudinal defect or inner materials defect, ultrasonic signal reflects by ultrasound wave transmitting reception eight channel interface receiving data transmission systems and feeds back to control module and show in real time.Collector ring on feeler lever is connected with electric rotating machine by wire, the rotation of electric rotating machine has finally changed the sense of rotation of ultrasonic probe 7, and it is by collector ring radially be arranged on connector in feeler lever support 3 and be sent to control module and control probe carrier by motor encoder feedback signal that the concrete position of rotation of ultrasonic probe 7 detects.
Use the fault detecting probe rod of the present embodiment to detect hole-bored axle from end to end; this fault detecting probe rod leaves cavity with hole-bored axle from end to end inner hole wall in ultrasonic probe 7 surfaces in use; protected by probe protection metal framework 8 serviceable life that extends ultrasonic probe 7; in cavity between ultrasonic probe 7 and hole-bored axle from end to end endoporus, form coupling oil reservoir and improve flaw detection ultrasonic coupling performance; realize a kind of detection of immersion; can rapid and convenient, accurately hole-bored axle from end to end inside harmfulness fatigue crack and defect are detected, better maintain hole-bored axle from end to end flaw detection equipment and normally work.
The principle of work of the present embodiment elevating mechanism is: motor 31 drives leading screw 32 to rotate, make hoistable platform 33 do vertical lifting moving along the riser guide 30 of its both sides, and make lifting arm column 36 along with hoistable platform 33 moves up and down together, organ cover stop means 39 in frame 40 carries out spacing to it in the time that hoistable platform 33 drives lifting arm column 36 to move up and down, lifting arm column 36 moves on rail plate 34 by slide block, make lifting arm column 36 do side-to-side movement, lifting arm crossbeam 38 can be rotated around lifting arm column 36 by bearing seat 37, thereby the present embodiment can carry out up and down within the specific limits, left-right and front-back and spinning movement, on lifting arm crossbeam 38, be also provided with feed mechanism lifting gear, lifting gear comprises motor 31, leading screw 32, hoistable platform 33, and be arranged on the pulley blocks 42 on lifting arm column and lifting arm crossbeam, wire rope, motor drives leading screw to drive hoistable platform 33 mechanisms to move up and down, drive lifting arm crossbeam 38 to move up and down simultaneously, lifting arm column upper end is connected feed mechanism with the pulley blocks of lifting arm crossbeam front end by wire rope one end, the other end is connected with the evener 41 that is arranged on lifting arm column bottom by pulley combination, lifting gear drives leading screw to promote feed mechanism by being arranged at the motor of bottom.
Above embodiment only, for explanation technological thought of the present invention, can not limit protection scope of the present invention with this, every technological thought proposing according to the present invention, and any change of doing on technical scheme basis, within all falling into protection domain of the present invention.
Claims (10)
1. a contactless hollow-axle ultrasonic flaw-detecting machine, comprise chassis, body, feed mechanism, detection control system and elevating mechanism, described tray bottom is provided with universal travel wheel, a side on chassis is provided with joystick, described elevating mechanism is arranged on the chassis upper surface that is positioned at the relative opposite side of described joystick installation side, described feed mechanism is arranged on the body between joystick and elevating mechanism, it is characterized in that:
Described feed mechanism comprises housing and is located at transmission component and the feeding motor in described housing, one side of described housing is provided with the plug cooperatively interacting with feed mechanism, feed mechanism connection cable is housed on described plug, feeler lever is housed on feed mechanism, the installation end of described feeler lever is connected with feeding motor through transmission component by chain, and the end of probe of described feeler lever is provided with probe carrier;
Described feeler lever carrier is connected to the top in feeler lever outside by flange (4) and ball bearing, described flange (4) and ball bearing interference fit, described ball axle bed is connected with probe carrier by screw, described front end end cover (1) is arranged on described probe carrier and by screw and is connected with flange, described probe symmetria bilateralis is provided with probe placement Baltimore groove 5, in probe carrier one side probe placement Baltimore groove, be provided with three groups of probe placement female parts 6, in opposite side probe placement Baltimore groove 5, be provided with four groups of probe placement female parts 6, probe placement female part (6) slides in probe placement Baltimore groove (5), in described probe placement female part (6), be installed with ultrasonic probe (7), described ultrasonic probe (7) is arranged side by side in probe placement female part (6), the surface of described probe placement female part (6) is also fixedly connected with probe protection metal framework (8), in described probe carrier cavity, be also provided with probe positioning balance device, described probe positioning balance device is butted on the moving range of probe placement female part (6) restriction probe placement female part (6) and ultrasonic probe (7), on described probe carrier, be also provided with ultrasound wave transmitting and receive eight channel interfaces for launching received ultrasonic signal, the two ends of described feeler lever support are provided with locating ring (11), in described feeler lever cavity, are provided with electric rotating machine, and described electric rotating machine outside is arranged with the collector ring being connected with electric rotating machine by wire, in feeler lever cavity, be also provided with couplant and supply with oil circuit (9), described couplant is supplied with oil circuit (9) one end and is connected with the fuel tank being arranged in body, the other end and probe placement female part (6) inwall are connected, and are also provided with couplant for the suitable couplant oil-out (10) in oil supply (9) road on probe carrier, described probe carrier, feeding motor and electric rotating machine are electrically connected by cable with described detection control system respectively,
Described elevating mechanism comprises frame, in described frame, be vertically provided with leading screw, the bottom of described leading screw is provided with the motor that drives leading screw to rotate, also be provided with horizontally disposed hoistable platform in described leading screw one side, described hoistable platform one side has the screw device mating with described leading screw, be connected with described threads of lead screw by described screw device, described hoistable platform is controlled it by the rotation of leading screw and is moved up and down, described hoistable platform is provided with rail plate, on described rail plate, by slide block, column mounting base is installed, the vertical lifting arm column that is provided with on described column mounting base, described lifting arm column top is connected with lifting arm crossbeam by bearing seat, described lifting arm crossbeam is vertical with described lifting arm column, on described lifting arm crossbeam, be also provided with feed mechanism lifting gear, described lifting gear comprises described motor, leading screw, hoistable platform, lifting arm, and be arranged on the pulley blocks on lifting arm column and lifting arm crossbeam, wire rope, described motor drives leading screw to drive hoistable platform mechanism to move up and down, drive lifting arm to move up and down simultaneously, lifting arm column upper end is connected feed mechanism with the pulley blocks of lifting arm crossbeam front end by wire rope one end, the other end is connected with the evener that is arranged on lifting arm column bottom by pulley combination, described lifting gear drives leading screw to promote feed mechanism by being arranged at the motor of bottom.
2. contactless hollow-axle ultrasonic flaw-detecting machine according to claim 1, it is characterized in that: described detection control system comprises the computing machine of being located on body, the position coder of being located at the ultrasonic electronic processing unit on described feed mechanism and being connected with electric machine controller on described electric rotating machine and described feeding motor, described position coder and described probe are electrically connected with described computing machine by described ultrasonic electronic processing unit.
3. contactless hollow-axle ultrasonic flaw-detecting machine according to claim 1, is characterized in that: described probe positioning balance device comprises spring and spring strut, and described spring strut is positioned at the bottom of probe placement female part (6).
4. contactless hollow-axle ultrasonic flaw-detecting machine according to claim 1, it is characterized in that: in the housing of described feed mechanism, be also provided with oil temperature sensor and heating arrangement, described heating arrangement is coated on couplant and supplies with oil circuit (9) outside, and described oil temperature sensor and heating arrangement are electrically connected with described detection control system respectively.
5. contactless hollow-axle ultrasonic flaw-detecting machine according to claim 1, is characterized in that: described ultrasonic probe comprises transversal crack detection probe, longitudinal crack detection probe and material flaw detection probe.
6. contactless hollow-axle ultrasonic flaw-detecting machine according to claim 1, is characterized in that: described hoistable platform is connected with frame by the riser guide of its both sides, vertical and corresponding being arranged in frame of riser guide of described both sides.
7. contactless hollow-axle ultrasonic flaw-detecting machine according to claim 1, is characterized in that: described feeler lever is provided with at least one centering ring outward, the external diameter of described centering ring is greater than the external diameter of described feeler lever.
8. contactless hollow-axle ultrasonic flaw-detecting machine according to claim 1; it is characterized in that: described probe protection metal framework (8) is arcuate structure, and the cambered surface of described probe protection metal framework (8) and ultrasonic probe (7) form the surface gap layer of 2mm.
9. contactless hollow-axle ultrasonic flaw-detecting machine according to claim 1, is characterized in that: described collector ring is metal-graphite brush.
10. contactless hollow-axle ultrasonic flaw-detecting machine according to claim 1, is characterized in that: the rail plate of described elevating mechanism is made up of two horizontally disposed closed slides, and described slide block is slidably fixed on described two guide rails.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410378123.9A CN104090028B (en) | 2014-08-01 | 2014-08-01 | A kind of contactless hollow-axle ultrasonic flaw-detecting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410378123.9A CN104090028B (en) | 2014-08-01 | 2014-08-01 | A kind of contactless hollow-axle ultrasonic flaw-detecting machine |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105737756A (en) * | 2016-02-16 | 2016-07-06 | 南京林城亿轮轨道交通技术有限公司 | Rail transit laser intelligent inspection device and inspection method |
| CN106124628A (en) * | 2016-08-31 | 2016-11-16 | 北京主导时代科技有限公司 | A kind of hollow axle ultrasonic flaw-detecting machine |
| CN106198755A (en) * | 2016-08-31 | 2016-12-07 | 北京主导时代科技有限公司 | A kind of hollow axle detection device |
| CN111189925A (en) * | 2020-02-18 | 2020-05-22 | 何碧侠 | Composition of steel flaw detection repair equipment |
| CN111189924A (en) * | 2020-02-18 | 2020-05-22 | 何碧侠 | Steel flaw detection repair equipment and use method thereof |
| CN111693673A (en) * | 2020-06-22 | 2020-09-22 | 重庆快捷长征无损检测有限责任公司 | Monorail vehicle hollow shaft detection device that detects a flaw |
| CN112229913A (en) * | 2020-10-18 | 2021-01-15 | 安徽恩大阀门机械有限公司 | Ultrasonic flaw detection device for valve production |
| CN113504252A (en) * | 2021-06-29 | 2021-10-15 | 黄瑞添 | Power equipment device of detecting a flaw |
| CN113804760A (en) * | 2021-08-23 | 2021-12-17 | 安徽安吉特轨道交通科技有限公司 | Self-supply coupling liquid type hollow shaft flaw detection device |
| CN114137069A (en) * | 2021-06-16 | 2022-03-04 | 江阴兴澄合金材料有限公司 | Defect flaw detection system for end part of steel bar and application method thereof |
| CN114705825A (en) * | 2022-06-06 | 2022-07-05 | 江苏宣胜金属科技有限公司 | Seamless steel pipe makes with detection device that detects a flaw |
| CN117233264A (en) * | 2023-11-15 | 2023-12-15 | 湘潭振宏材料科技有限公司 | Ultrasonic detection device and method for detecting internal defects of metal parts |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105737756A (en) * | 2016-02-16 | 2016-07-06 | 南京林城亿轮轨道交通技术有限公司 | Rail transit laser intelligent inspection device and inspection method |
| CN106198755B (en) * | 2016-08-31 | 2023-05-19 | 北京主导时代科技有限公司 | Hollow shaft detection device |
| CN106124628A (en) * | 2016-08-31 | 2016-11-16 | 北京主导时代科技有限公司 | A kind of hollow axle ultrasonic flaw-detecting machine |
| CN106198755A (en) * | 2016-08-31 | 2016-12-07 | 北京主导时代科技有限公司 | A kind of hollow axle detection device |
| CN111189925A (en) * | 2020-02-18 | 2020-05-22 | 何碧侠 | Composition of steel flaw detection repair equipment |
| CN111189924A (en) * | 2020-02-18 | 2020-05-22 | 何碧侠 | Steel flaw detection repair equipment and use method thereof |
| CN111693673A (en) * | 2020-06-22 | 2020-09-22 | 重庆快捷长征无损检测有限责任公司 | Monorail vehicle hollow shaft detection device that detects a flaw |
| CN112229913A (en) * | 2020-10-18 | 2021-01-15 | 安徽恩大阀门机械有限公司 | Ultrasonic flaw detection device for valve production |
| CN114137069B (en) * | 2021-06-16 | 2024-02-09 | 江阴兴澄合金材料有限公司 | Defect flaw detection system for end part of steel bar and use method thereof |
| CN114137069A (en) * | 2021-06-16 | 2022-03-04 | 江阴兴澄合金材料有限公司 | Defect flaw detection system for end part of steel bar and application method thereof |
| CN113504252B (en) * | 2021-06-29 | 2023-09-22 | 国网上海市电力公司 | Flaw detection device for power equipment |
| CN113504252A (en) * | 2021-06-29 | 2021-10-15 | 黄瑞添 | Power equipment device of detecting a flaw |
| CN113804760A (en) * | 2021-08-23 | 2021-12-17 | 安徽安吉特轨道交通科技有限公司 | Self-supply coupling liquid type hollow shaft flaw detection device |
| CN114705825A (en) * | 2022-06-06 | 2022-07-05 | 江苏宣胜金属科技有限公司 | Seamless steel pipe makes with detection device that detects a flaw |
| CN117233264A (en) * | 2023-11-15 | 2023-12-15 | 湘潭振宏材料科技有限公司 | Ultrasonic detection device and method for detecting internal defects of metal parts |
| CN117233264B (en) * | 2023-11-15 | 2024-03-19 | 湘潭振宏材料科技有限公司 | Ultrasonic detection device and method for detecting internal defects of metal parts |
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