CN103196992B - The scanning detection apparatus of portable cylindrical ferromagnetic component - Google Patents
The scanning detection apparatus of portable cylindrical ferromagnetic component Download PDFInfo
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- CN103196992B CN103196992B CN201310072359.5A CN201310072359A CN103196992B CN 103196992 B CN103196992 B CN 103196992B CN 201310072359 A CN201310072359 A CN 201310072359A CN 103196992 B CN103196992 B CN 103196992B
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Abstract
A kind of scanning detection apparatus of portable cylindrical ferromagnetic component comprises: supporting leg mechanism, bearing body chassis, rotating platform mechanism, Telescopic boom mechanism and linear transducer array mechanism; Supporting leg mechanism comprises many supporting legs, and the top of supporting leg is fixed on bearing body chassis lower surface removedly; The annular chassis upper surface of bearing body chassis is fixed with many support columns, and its center is fixed with motor, and the ring-shaped platform of rotating platform mechanism is shored on support column top actively; The corresponding support column of ring-shaped platform lower surface of rotating platform mechanism is provided with ring groove, and pin joint is fixed at the rotating shaft top of motor and the center of ring-shaped platform, and the upper surface of ring-shaped platform is fixed with one end of Telescopic boom mechanism; The linking arm end of Telescopic boom mechanism is connected with probe connecting rod, and the bottom of probe connecting rod is fixedly connected with linear transducer array mechanism; Linear transducer array mechanism comprises probe body, is provided with sensing tank in probe body.Make the detection of cylindrical shape ferromagnetic component more accurately with quick.
Description
Technical field
The present invention proposes a kind of the cannot-harm-detection device, especially relate to one and belong to mechanical engineering technical field, be mainly used in large cylinder sections magnetic member exterior stress and concentrate or the scanning detection apparatus of portable cylindrical ferromagnetic component of microcrack zone.
Background technology
The nineties in last century, Russia scholar Du Bofu proposes a kind of metal magnetic memory detection technology, physical basis is spontaneous magnetization phenomenon, magneto-mechanical effect, magnetostrictive effect etc., ultimate principle is the stress distribution situation of metal component surface Magnetic fluxleakage distribution information determination hardware under the magnetic fields of base area, thus judges the earlier damage of hardware.Confirm that magnetic memory detection technology is the effective new non-destructive detection method of one of ferromagnetic component being carried out to early diagnosis, achieved certain application at petroleum and petrochemical industry.Other conventional lossless detection technique relatively, magnetic memory detection technology advantage is to carry out non-contact scanning detection to earlier damage, and easy and simple to handle, quick.
Domestic and international metal magnetic memory test equipment mainly contains the TSC series of products of Russian power diagnosis company development and corresponding Multiple Type scanister, Shenzhen Ai Desen Electronics Co., Ltd. of China develops EMS series and corresponding Multiple Type probe etc., and above-mentioned magnetic memory detector is by supporting the use with dissimilar Magnetic Memory scanister the detection realized distinct device.But current Magnetic Memory scanister mostly is universal handheld structure, in order to improve accuracy of detection, requiring that magneto-dependent sensor can move with given speed along ferromagnetic component surface, requiring that the lift-off value of magneto-dependent sensor and component in testing process keeps constant simultaneously.There is certain difficulty for more current large cylinder-shaped ferromagnetic component Magnetic memory testing in above-mentioned testing requirement, easily causes Detection results not accurate enough.
Summary of the invention
The technical matters that the present invention solves is to provide a kind of scanning detection apparatus of portable cylindrical ferromagnetic component, makes the detection of cylindrical shape ferromagnetic component more accurately with quick.
Technical solution of the present invention is:
A scanning detection apparatus for portable cylindrical ferromagnetic component, wherein, described device comprises: supporting leg mechanism, bearing body chassis, rotating platform mechanism, Telescopic boom mechanism and linear transducer array mechanism;
Described supporting leg mechanism comprises many supporting legs, and the top of described supporting leg releasably can be fixed on described bearing body chassis lower surface;
The annular chassis upper surface of described bearing body chassis is fixed with many support columns, and its center is fixed with the motor arranged with described annular chassis concentric, and described support column top can shore the ring-shaped platform of described rotating platform mechanism actively;
The corresponding described support column of ring-shaped platform lower surface of described rotating platform mechanism is provided with ring groove, and pin joint is fixed at the rotating shaft top of described motor and the center of described ring-shaped platform, and the upper surface of described ring-shaped platform is fixed with one end of described Telescopic boom mechanism;
The other end of described Telescopic boom mechanism is parallel to described ring-shaped platform surface to ring-shaped platform extension; The linking arm end of described Telescopic boom mechanism is connected with described probe connecting rod, and this probe connecting rod is perpendicular to described linking arm and to downward-extension, and the bottom of described probe connecting rod is fixedly connected with described linear transducer array mechanism;
Described linear transducer array mechanism comprises at least one probe body, is provided with sensing tank in described probe body.
By learning above, the present invention has following advantage really:
1, the present invention is easy to carry, installs swift to operate.The present invention adopts Retractive leg and telescopic arm structure, and when carrying, Retractive leg and telescopic arm can shorten to minimum dimension, are convenient to vanning and carry; During use, Retractive leg and telescopic arm can select best installation according to field condition, and in-site installation is swift to operate.
2, detection speed of the present invention is fast, and accuracy of detection is high.The present invention adopts motor to drive Magnetic Memory linear transducer array to scan along cylindrical shape ferromagnetic component excircle, linear transducer array moves and within one week, can realize component and scan comprehensively, compare hand-held detection detection speed greatly to improve, linear transducer array of the present invention can be close to circle tube member outside surface and at the uniform velocity move under spring tension, abundant guarantee magneto-dependent sensor and component surface lift-off value constant, reduce detection speed and the unstable impact on measurement result of lift-off value, reduce the difficulty of signal post analysis process, accuracy of detection improves greatly.
3, the present invention is applied widely.The present invention by increase or reduce single probe number make linear transducer array sensing range and Site Detection member height basically identical, between probe pin joint mode make increase and decrease probe convenient to operation; Telescopic arm length of the present invention also arbitrarily can adjust length according to Site Detection member diameters size, and therefore, the specification of the circle tube member that the present invention can detect is many, applied widely.
Accompanying drawing explanation
Fig. 1 is the one-piece construction schematic diagram of the scanning detection apparatus of portable cylindrical ferromagnetic component of the present invention;
Fig. 2 A and Fig. 2 B is supporting leg mechanism floor map of the present invention and chuck diagrammatic cross-section;
Fig. 3 A and Fig. 3 B is that bearing body chassis plane of the present invention and master look diagrammatic cross-section;
Fig. 4 A is rotating platform mechanism floor map of the present invention;
Fig. 4 B is the diagrammatic cross-section of rotating platform mechanism xsect of the present invention in Fig. 4 A;
Fig. 5 A is the floor map of telescopic arms mechanism of the present invention;
Fig. 5 B is Telescopic boom mechanism chuck of the present invention, set collar and probe connecting rod diagrammatic cross-section;
Fig. 6 A and 6B is single probe body plane of the present invention and side schematic view;
Fig. 6 C and 6D is plane and the side schematic view of linear transducer array mechanism of the present invention.
Main element label declaration:
The present invention:
1-supporting leg mechanism
101-embeds hinge, 102-one-level connecting rod, 103-secondary connecting rod, 104-tri-grades of connecting rods, 105-one-level chuck, 106-secondary chuck
2-bearing body chassis
201-annular chassis, 202-screw, 203-support column, 204-motor
3-rotating platform mechanism:
301-ring-shaped platform, the 302-collar, 303-key pin, 304-machine shaft
4-telescopic arms mechanism:
401-fixed block, 402-bolt, 403-one-level arm, 404-secondary arm, 405-pop one's head in connecting rod, 406-chuck, 407-bolt, 408-spring, 409-set collar
5-linear transducer array mechanism:
501-probe body, 502-sensing tank, 503-bearing pin, 504-grip block, 505-aerofoil profile bolt
6-is detected component
7-accumulator and data acquisition system (DAS)
Embodiment
The scanning detection apparatus of a kind of portable cylindrical ferromagnetic component of the present invention comprises: supporting leg mechanism, bearing body chassis, rotating platform mechanism, Telescopic boom mechanism and linear transducer array mechanism; Described supporting leg mechanism comprises many supporting legs, and the top of described supporting leg releasably can be fixed on described bearing body chassis lower surface; The annular chassis upper surface of described bearing body chassis is fixed with many support columns, and its center is fixed with the motor arranged with described annular chassis concentric, and described support column top can shore the ring-shaped platform of described rotating platform mechanism actively; The corresponding described support column of ring-shaped platform lower surface of described rotating platform mechanism is provided with ring groove, and pin joint is fixed at the rotating shaft top of described motor and the center of described ring-shaped platform, and the upper surface of described ring-shaped platform is fixed with one end of described Telescopic boom mechanism; The other end of described Telescopic boom mechanism is parallel to described ring-shaped platform surface and to ring-shaped platform extension; The linking arm end of described Telescopic boom mechanism is connected with described probe connecting rod, and this probe connecting rod is perpendicular to described linking arm and to downward-extension, and the bottom of described probe connecting rod is fixedly connected with described linear transducer array mechanism; Described linear transducer array mechanism comprises at least one probe body, is provided with sensing tank in described probe body.Adopt the scanning detection apparatus of the invention described above, this device can be made convenient in carrying process by telescopic supporting leg and telescopic arm structure, install simple in actual use, can carry out at the uniform velocity along the excircle of cylindrical shape ferromagnetic component when measuring, the scanning of constant distance, substantially increase the precision and stability of measurement.In measuring process, the present invention can adjust according to the flexible in size of actual components, adaptable.
In order to there be understanding clearly to technical characteristic of the present invention, object and effect, now contrast accompanying drawing and the specific embodiment of the present invention is described.
As shown in Figure 1, for the one-piece construction schematic diagram of the scanister of cylindrical shape ferromagnetic component of the present invention, preferably, the scanning detection apparatus of portable cylindrical ferromagnetic component of the present invention, as shown in the figure, described device comprises: supporting leg mechanism, bearing body chassis, rotating platform mechanism, Telescopic boom mechanism and linear transducer array mechanism; Described supporting leg mechanism comprises many supporting legs, and the top of described supporting leg releasably can be fixed on described bearing body chassis lower surface, and easy dismounting is convenient for carrying simultaneously; The annular chassis upper surface of described bearing body chassis is fixed with many support columns, and its center is fixed with the motor arranged with described annular chassis concentric, and described support column top can shore the ring-shaped platform of described rotating platform mechanism actively; The corresponding described support column of ring-shaped platform lower surface of described rotating platform mechanism is provided with ring groove; Arranged by the movable contact of support column top and ring-shaped platform bottom surface, enable ring-shaped platform do the rotary motion of horizontal direction relative to bearing body chassis.As shown in Figure 4 B, pin joint is fixed at the rotating shaft top of described motor and the center of described ring-shaped platform, thus makes in the vertical direction between ring-shaped platform and described bearing body chassis mutual spacing fixing.Via the driving of motor, ring-shaped platform also rotates along with the rotation of motor.And one end of described Telescopic boom mechanism is fixed with at the upper surface of described ring-shaped platform, described telescopic arm is that starting point stretches out by ring-shaped platform; As shown in the figure, the other end of described Telescopic boom mechanism is parallel to described ring-shaped platform surface to ring-shaped platform extension, and its distance extended can be arranged depending on the diameter of ferromagnetic component to be measured; The linking arm end of described Telescopic boom mechanism is connected with described probe connecting rod, and this probe connecting rod is perpendicular to described linking arm and to downward-extension, and the bottom of described probe connecting rod is fixedly connected with described linear transducer array mechanism; Described linear transducer array mechanism extends downward the annular outer surface of ferromagnetic component to be measured; And described linear transducer array mechanism comprises at least one probe body, sensing tank is provided with in described probe body, by arranging corresponding detecting sensor at sensing tank, and the outside surface of the corresponding ferromagnetic structure part to be measured of Sensor section changing scanning detection apparatus is detected; Driven by motor ring-shaped platform rotates simultaneously, and ring-shaped platform drives telescopic arm to circle, thus makes the sensor in linear transducer array do accurate detection along the outside surface of cylindrical shape ferromagnetic component.
As shown in Figure 2 A and 2 B, for the structural representation of supporting leg mechanism of the present invention, preferably, the scanning detection apparatus of portable cylindrical ferromagnetic component of the present invention, each supporting leg of its supporting leg mechanism comprises multistage connecting rod, and described connecting rod cross sectional dimensions at different levels reduces successively, and it is mutually sheathed, wherein, between mutually sheathed two-stage connecting rod, one end of larger described connecting rod offers uncovered rectangular channel; Also further between described connecting rod grip via chuck, connecting rod top described in the first order is fixed with spherical embedding hinge, and described embeddings hinge can be embedded in the fraising being opened in described annular chassis lower surface fixes.
In one preferred embodiment, as shown in the figure, supporting leg mechanism 1 is primarily of the composition such as embedding hinge 101, one-level connecting rod 102, secondary connecting rod 103, three grades of connecting rods 104, one-level chuck 105 and secondary chucks 106.Embedding hinge 101 is spherical hinge, and makes between one-level connecting rod 102 to weld with light round bar.One-level chuck 105 is adopted to connect between one-level connecting rod 102 with secondary connecting rod 103, secondary chuck 106 is adopted to connect between secondary connecting rod 103 with three grades of connecting rods 104, one-level connecting rod 102 and secondary connecting rod 103 offer uncovered rectangular channel in chuck position, next stage connecting rod can be compressed in pressurized situation, namely can be fixedly clamped by chuck.One-level chuck 105 is identical with secondary chuck 106 version, and one-level connecting rod 102 and secondary connecting rod 103 can be fixed together by tightening top fastening bolt during use, secondary connecting rod 103 and three grades of connecting rods 104 are fixed together; When carrying vanning, by unclamping top fastening bolt, three grades of connecting rods 104 and secondary connecting rod 103 can in retraction one-level connecting rods 102.Embed hinge 101 and be positioned at bearing body chassis 2.Preferably, the end that contacts to earth of the supporting leg of the scanning detection apparatus of portable cylindrical ferromagnetic component of the present invention is provided with annular knurl, can be fixed on better in tested ferromagnetic component in measuring process.
As shown in Fig. 3 A and Fig. 3 B, it is the structural representation of bearing body chassis of the present invention.Preferably, the scanning detection apparatus of portable cylindrical ferromagnetic component as above, is characterized in that, described annular chassis center is provided with circular shape hole, and described motor is positioned on described shoulder hole, and through being bolted.Concrete, see also shown in Fig. 4 B, it is preferably in embodiment, and bearing body chassis 2 comprises annular chassis 201, screw 202, support column 203, motor 204.Annular chassis 201 centre position has circular shape hole, places motor 204, use 4 screws 202 to connect between motor 204 with annular chassis 201 in macropore; 120 °, annular chassis 201 lower surface excircle interval is provided with the fraising embedding hinge 101, places described embedding hinge 101 in hole.
Further, the scanning detection apparatus of portable cylindrical ferromagnetic component as above, wherein, described supporting leg and support column are evenly distributed in described annular chassis two sides respectively.Preferably, 120 °, annular chassis 201 upper surface excircle interval is provided with support column 203, and support column 203 runs for supporting rotating platform mechanism 3.Wherein, between shown support column, be also uniformly distributed setting, as shown be three support column uniform intervals 120 ° and be distributed in annular chassis upper surface.
Shown in Fig. 4 A, for the structural representation of rotating platform mechanism of the present invention, as shown in the figure, preferably, the scanning detection apparatus of portable cylindrical ferromagnetic component of the present invention, its ring-shaped platform center is provided with axis hole, is provided with the collar in described axis hole, the rotating shaft of the sheathed described motor of the described collar is also fixed with its pin joint, fixes between the described collar and described ring-shaped platform via key pin pin joint.Whereby, ring-shaped platform and the radial pin joint of machine shaft are fixed, rotates along with the rotation of the rotating shaft of motor to make ring-shaped platform.
As shown in Figure 4 B, the scanning detection apparatus of portable cylindrical ferromagnetic component of the present invention, preferably, described support column top is spherical surface, and described ring groove is xsect is the semicircular track groove with described spherical surface corresponding matching.In addition, in its concrete enforcement, also can be that described support column top is provided with roller, described ring groove be the rail groove that corresponding described roller is arranged.By reducing the friction force between support column and ring-shaped platform, be conducive to the relative limit between ring-shaped platform and support column.
Preferably, in one embodiment, as shown in fig. 4 a and fig. 4b, rotating platform mechanism 3 comprises ring-shaped platform 301, the collar 302, key pin 303, machine shaft 304.It is semicircular ring groove that ring-shaped platform 301 lower surface is provided with xsect near circumferential position, support column 203 top is provided with semisphere support and is positioned at ring groove, key pin 303, the collar 302 and machine shaft 304 is provided with successively in the middle circular hole of ring-shaped platform 301, pin shaft joint is used between the collar 302 and machine shaft 304, key pin 303 is for flat key pin is for retaining collar 302, the rotation ring-shaped platform 301 of motor 204 203 moves in a circle on the support columns, and ring-shaped platform 301 is provided with Telescopic boom mechanism 4.
Referring to shown in Fig. 5 A and Fig. 5 B, is the structural representation of Telescopic boom mechanism of the present invention.As shown in the figure, preferably, the described Telescopic boom mechanism of the scanning detection apparatus of described portable cylindrical ferromagnetic component of the present invention at least comprises two-stage linking arm, multistage linking arm also can be had to be interconnected and form; The end of its afterbody linking arm is arranged with set collar and probe connecting rod from inside to outside successively, is connected between described set collar with described probe connecting rod via a spring; Described set collar and described probe connecting rod can slide on afterbody linking arm, and described linking arm be provided with can multiple pin-and-holes of pin joint corresponding to described set collar.This syndeton can not only by set collar location probe connecting link shown in location, and by the setting of spring, the mechanism of linear transducer array shown in testing process and described measured circle tubular ferromagnetic component outside surface can be made to be close to.
Preferably, the scanning detection apparatus of portable cylindrical ferromagnetic component of the present invention, as shown in the figure, be fixedly clamped via a chuck between the linking arm of described Telescopic boom mechanism, linking arm described in the first order is fixed on described ring-shaped platform via a fixed block pin joint, and described fixed block is connected via bolt with described linking arm.
Preferably, as shown in the figure, in a better embodiment of the present invention, Telescopic boom mechanism 4 forms primarily of fixed block 401, bolt 402, two-stage linking arm (one-level arm 403, secondary arm 404), probe connecting rod 405, chuck 406, puller bolt 407, spring 408 and set collar 409.Fixed block 401 is positioned at annular flat 301 upper surfaces and pin joint with it, two bolts 402 are used to connect between fixed block 401 with one-level arm 403, chuck 406 is used to connect between one-level arm 402 with secondary arm 403, one-level arm 403 or secondary arm 404 are the cylinder of prismatic hollow rectangle, chuck 406 internal diameter is slightly larger than one-level arm 402 external diameter, extrude one-level arm 403 make it tightly be wrapped on secondary arm 404 by tightening puller bolt 407, thus realize the fixing of telescopic arms mechanism 4, set collar 409 offers the rectangular opening identical with secondary arm 404 cross-sectional sizes with probe connecting rod 405, secondary arm 404 is through the rectangular opening of set collar 409 with probe connecting rod 405, and equidistantly on secondary arm 404 have pin-and-hole, set collar 409 can be pinned on secondary arm 404, connected by upper and lower 2 springs 408 between on probe connecting rod 405 secondary arm 404, spring 408 is made to be in tension state during detection, then linear transducer array mechanism 5 tightly can be attached to the detection of cylindrical shape ferromagnetic component outside surface.
Please refer to shown in Fig. 6 A to Fig. 6 D, is the structural representation of probe body of the present invention and linear transducer array structure.As shown in the figure, the scanning detection apparatus of portable cylindrical ferromagnetic component of the present invention, preferably, described probe body both sides are respectively equipped with correspondingly can combine fixing pin-and-hole, and multiple described probe body can form the linear transducer array of series connection via plugging of pin.By multiple probe body be connected in series and form corresponding linear transducer array, with the outside of the corresponding actual required cylindrical shape ferromagnetic component measured neatly; Further, the pin-and-hole of described probe body can be positioned at this probe body same unilateral on other side on, to form multidirectional planar array.
Refer to shown in Fig. 6 C, the scanning detection apparatus of described portable cylindrical ferromagnetic component of the present invention, preferably, the side of described linear transducer array is provided with grip block, and described grip block is held on two relative planes of this linear transducer array, and via bolt-locking.Linear transducer array also can carry out relative location by other fixed sturcture to it, or realizes connecting and plane positioning by the location structure of the integration on probe body simultaneously.
The scanning detection apparatus of portable cylindrical ferromagnetic component of the present invention as above, in its preferred embodiment, its linear transducer array mechanism comprises the compositions such as probe body 501, sensing tank 502, bearing pin 503, grip block 504, aerofoil profile bolt 505.Probe connecting rod 405 connects with using bearing pin 503 between probe body 501, probe body 501 is nonferromugnetic material, side offers sensing tank 502 to place magneto-dependent sensor, between probe body 501, the same bearing pin 503 that uses connects between two, grip block 504 is rectangular parallelepiped thin plate, two grip block 504 symmetries are placed on probe body 501 and probe connecting rod 405 both sides, use aerofoil profile bolt 505 fastening clamp plate 504 thus realize fixing linear transducer array mechanism 5.
Please consult shown in Fig. 1, the scanning detection apparatus of portable cylindrical ferromagnetic component of the present invention, preferably, described device is provided with accumulator and data acquisition system (DAS), described accumulator and data acquisition system (DAS) are fixed on described ring-shaped platform, and are positioned at the relative side of described Telescopic boom mechanism.In one embodiment, shown data acquisition system (DAS) 7 is placed in ring-shaped platform 301 center symmetria bilateralis with fixed block 301, its object is to make rotating platform mechanism 3 center of gravity be positioned at ring-shaped platform 301 center.Data acquisition system (DAS) 7 and linear transducer array mechanism 5 power and to be completed by independently accumulator.
The scanning detection apparatus of portable cylindrical ferromagnetic component of the present invention as above, in the lump referring to figs. 1 through Fig. 6 D, for one better embodiment, the concrete using method of the present invention is as follows:
First, center apparatus of the present invention being placed on detected component 6 ensures ring-shaped platform 301 axle center and detected component 6 axis coinciding, unclamp two-stage chuck 105,106, after adjusting 3 supporting leg length and locations, tighten two-stage chuck 105,106.
Secondly, highly select according to detected component 6 quantity of popping one's head in, then static probe array 5 is installed, according to detected component 6 diameter adjustment telescopic arms 4 length, at secondary arm 404 correct position pin joint set collar 409, linear transducer array 5 is made to be attached to detected component 6 outside surface and to have less precompression.
Finally, start and control motor 304, linear transducer array 5 is at the uniform velocity moved along detected component 6 outside surface, gather relevant magnetic memory signal simultaneously, the degree situation that the region of stress concentration of detected component 6 and stress are concentrated is drawn by carrying out analyzing and processing to signal, differentiate detected component 6 earlier damage situation accordingly, for production scene provides technical support.
The foregoing is only the schematic embodiment of the present invention, and be not used to limit scope of the present invention.Any those skilled in the art, equivalent variations done under the prerequisite not departing from design of the present invention and principle and amendment, all should belong to the scope of protection of the invention.
Claims (13)
1. a scanning detection apparatus for portable cylindrical ferromagnetic component, is characterized in that, described device comprises: supporting leg mechanism, bearing body chassis, rotating platform mechanism, Telescopic boom mechanism and linear transducer array mechanism;
Described supporting leg mechanism comprises many supporting legs, and the top of described supporting leg releasably can be fixed on described bearing body chassis lower surface;
The annular chassis upper surface of described bearing body chassis is fixed with many support columns, and its center is fixed with the motor arranged with described annular chassis concentric, and described support column top can shore the ring-shaped platform of described rotating platform mechanism actively;
The corresponding described support column of ring-shaped platform lower surface of described rotating platform mechanism is provided with ring groove, and pin joint is fixed at the rotating shaft top of described motor and the center of described ring-shaped platform, and the upper surface of described ring-shaped platform is fixed with one end of described Telescopic boom mechanism;
The other end of described Telescopic boom mechanism is parallel to described ring-shaped platform surface to ring-shaped platform extension; The linking arm end of described Telescopic boom mechanism is connected with probe connecting rod, and this probe connecting rod is perpendicular to described linking arm and to downward-extension, and the bottom of described probe connecting rod is fixedly connected with described linear transducer array mechanism;
Described linear transducer array mechanism comprises at least one probe body, is provided with sensing tank in described probe body.
2. the scanning detection apparatus of portable cylindrical ferromagnetic component as claimed in claim 1, it is characterized in that, described Telescopic boom mechanism at least comprises two-stage linking arm, the end of its afterbody linking arm is arranged with set collar and probe connecting rod from inside to outside successively, is connected between described set collar with described probe connecting rod via a spring; Described set collar and described probe connecting rod can slide on afterbody linking arm, and described linking arm be provided with can multiple pin-and-holes of pin joint corresponding to described set collar.
3. the scanning detection apparatus of portable cylindrical ferromagnetic component as claimed in claim 1, it is characterized in that, described probe body both sides are respectively equipped with correspondingly can combine fixing pin-and-hole, and multiple described probe body can form the linear transducer array of series connection via plugging of pin.
4. the scanning detection apparatus of portable cylindrical ferromagnetic component as claimed in claim 3, it is characterized in that, the side of described linear transducer array is provided with grip block, and described grip block is held on two relative planes of this linear transducer array, and via bolt-locking.
5. the scanning detection apparatus of portable cylindrical ferromagnetic component as claimed in claim 1, it is characterized in that, be fixedly clamped via a chuck between the linking arm of described Telescopic boom mechanism, linking arm described in the first order is fixed on described ring-shaped platform via a fixed block pin joint, and described fixed block is connected via bolt with described linking arm.
6. the scanning detection apparatus of portable cylindrical ferromagnetic component as claimed in claim 1, it is characterized in that, described ring-shaped platform center is provided with axis hole, the collar is provided with in described axis hole, the rotating shaft of the sheathed described motor of the described collar is also fixed with its pin joint, fixes between the described collar and described ring-shaped platform via key pin pin joint.
7. the scanning detection apparatus of portable cylindrical ferromagnetic component as claimed in claim 1, it is characterized in that, described support column top is spherical surface, and described ring groove is xsect is the semicircular track groove with described spherical surface corresponding matching.
8. the scanning detection apparatus of portable cylindrical ferromagnetic component as claimed in claim 1, it is characterized in that, described support column top is provided with roller, and described ring groove is the rail groove that corresponding described roller is arranged.
9. the scanning detection apparatus of portable cylindrical ferromagnetic component as claimed in claim 1, it is characterized in that, described annular chassis center is provided with circular shape hole, and described motor is positioned on described shoulder hole, and through being bolted.
10. the scanning detection apparatus of portable cylindrical ferromagnetic component as claimed in claim 1, it is characterized in that, described supporting leg comprises multistage connecting rod, and described connecting rod cross sectional dimensions at different levels reduces successively, and mutually sheathed, one section, larger described connecting rod offers uncovered rectangular channel; Grip via chuck between described connecting rod, connecting rod top described in the first order is fixed with spherical embedding hinge, and described embedding hinge can be embedded in the fraising being opened in described annular chassis lower surface fixing.
The scanning detection apparatus of 11. portable cylindrical ferromagnetic components as claimed in claim 1, it is characterized in that, the end that contacts to earth of described supporting leg is provided with annular knurl.
The scanning detection apparatus of 12. portable cylindrical ferromagnetic components as claimed in claim 1, it is characterized in that, described device is provided with accumulator and data acquisition system (DAS), and described accumulator and data acquisition system (DAS) are fixed on described ring-shaped platform, and is positioned at the relative side of described Telescopic boom mechanism.
The scanning detection apparatus of 13. portable cylindrical ferromagnetic components as claimed in claim 1, it is characterized in that, described supporting leg and support column are evenly distributed in described annular chassis two sides respectively.
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| CN103954694A (en) * | 2014-05-06 | 2014-07-30 | 常州市常超电子研究所有限公司 | Ultrasonic flange detection device |
| CN106093180B (en) * | 2016-07-08 | 2022-10-11 | 西安建筑科技大学 | Device and method for detecting instability of steel structure compression bar |
| CN106646290B (en) * | 2016-11-10 | 2023-12-01 | 苏州市瑞昌机电工程有限公司 | Main magnetic tube testing device |
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|---|---|
| CN103196992A (en) | 2013-07-10 |
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