CN110487824B - Mobile X-ray flaw detector - Google Patents
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- CN110487824B CN110487824B CN201910776699.3A CN201910776699A CN110487824B CN 110487824 B CN110487824 B CN 110487824B CN 201910776699 A CN201910776699 A CN 201910776699A CN 110487824 B CN110487824 B CN 110487824B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
- G01N23/046—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material using tomography, e.g. computed tomography [CT]
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Abstract
The invention discloses a mobile X-ray flaw detector, which comprises a machine body, wherein a travelling mechanism and an adjusting mechanism are fixed at the bottom of the machine body, the adjusting mechanism comprises a first arc-shaped adjusting block, a first supporting block, a first driving device, a second arc-shaped adjusting block, a second supporting block, a second driving device and a positioning device, the first arc-shaped adjusting block is fixed at the middle part of the bottom of the machine body, a first arc-shaped groove matched with the first arc-shaped adjusting block is arranged at the top of the first supporting block, the mobile X-ray flaw detector can drive the first arc-shaped adjusting block to rotate around the X-axis direction of a horizontal plane in the first arc-shaped groove through the first driving device and drive the second arc-shaped adjusting block to rotate around the Y-axis direction of the horizontal plane in the second arc-shaped groove through the second driving device, the position of the machine body can be adjusted when the machine body is inclined, and the phenomenon that an object slides on an object carrying table in the machine body can be prevented, the accuracy of flaw detection data is improved.
Description
Technical Field
The invention relates to the field of industrial flaw detection, in particular to a movable X-ray flaw detector.
Background
The principle of X-ray damage detector is a non-destructive detection method for detecting defect by using the characteristics of X-ray penetrating and attenuating in substance. X-rays can inspect metallic and non-metallic materials and their articles for internal defects. Such as blowholes, inclusions of slag in the weld. The volumetric defects were not welded through.
An industrial X-ray inspection machine is a general name for an apparatus for performing X-ray radiography or tomography of an internal structure of an object, including an X-ray tube head assembly, a control box, and a connecting cable. The X-ray flaw detection device can be divided into a directional type and a circumferential type according to the emission direction of X-rays and the window range; the installation form can be divided into a fixed type and a movable type.
The universal wheel is installed mostly to its bottom of portable X ray inspection machine, so that remove to different positions and use, X ray inspection machine is at the during operation, it places the object to be detected on its inside objective table, when different positions use, because the unevenness on ground, easily make the inside objective table of X ray inspection machine can not keep the level, when the smooth object in partial surface is placed above that, gliding phenomenon easily appears, make the position of waiting to detect the object change, the accuracy of the data of detecting a flaw has been reduced. To this end, we propose a mobile X-ray inspection machine.
Disclosure of Invention
The present invention is directed to a mobile X-ray inspection machine to solve the above problems of the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a movable X-ray flaw detector comprises a machine body, wherein a travelling mechanism and an adjusting mechanism are fixed at the bottom of the machine body, the adjusting mechanism comprises a first arc-shaped adjusting block, a first supporting block, a first driving device, a second arc-shaped adjusting block, a second supporting block, a second driving device and a positioning device, the first arc-shaped adjusting block is fixed in the middle of the bottom of the machine body, a first arc-shaped groove matched with the first arc-shaped adjusting block is formed in the top of the first supporting block, the bottom of the first arc-shaped adjusting block slides in the first arc-shaped groove, the first driving device is fixed on the first supporting block, the output end of the first driving device is in transmission connection with the first arc-shaped adjusting block, the second arc-shaped adjusting block is fixed at the bottom of the first supporting block, a second arc-shaped groove matched with the second arc-shaped adjusting block is formed in the top of the second supporting block, and the bottom of the second arc-shaped adjusting block slides in the second arc-shaped groove, the second driving device is fixed on the second supporting block, the output end of the second driving device is in transmission connection with the second arc-shaped adjusting block, and the positioning device is fixed at the bottom of the second supporting block.
Preferably, running gear includes walking pole, annular mounting panel and universal wheel, the walking pole is fixed respectively in the four corners of bottom of the body, the bottom and the annular mounting panel of walking pole are fixed, the four corners of annular mounting panel bottom all is fixed with the universal wheel.
Preferably, first drive arrangement includes first fixed plate, a driving motor, first gear and first rack, the outside of first arc regulating block is equipped with first tooth's socket, be equipped with on the first supporting block with the communicating first logical groove of first arc wall, first rack slides at first logical inslot, and first tooth's socket meshing on first rack and the first arc regulating block is connected, the bottom of first rack is equipped with the second tooth's socket, first gear is connected with the meshing of second tooth's socket, and first gear is fixed with a driving motor's output shaft, a driving motor fixes on first fixed plate, first fixed plate is fixed on first supporting block.
Preferably, first sliding strips are symmetrically fixed on the inner side of the first through groove, first sliding grooves matched with the first sliding strips are symmetrically formed in two sides of the first rack, and the first sliding strips slide in the first sliding grooves.
Preferably, the second driving device includes a second fixing plate, a second driving motor, a second gear and a second rack, a third tooth space is provided on the outer side of the second arc-shaped adjusting block, a second through groove communicated with the second arc-shaped groove is provided on the second supporting block, the second rack slides in the second through groove, and the second rack is engaged with the third tooth space on the second arc-shaped adjusting block, the second rack is perpendicular to the first rack, a fourth tooth space is provided at the bottom of the second rack, the second gear is engaged with the fourth tooth space, and the second gear is fixed to an output shaft of the second driving motor, the second driving motor is fixed to the second fixing plate, and the second fixing plate is fixed to the second supporting block.
Preferably, the inner sides of the second through grooves are symmetrically fixed with second sliding strips, the two sides of the second rack are symmetrically provided with second sliding grooves matched with the second sliding strips, and the second sliding strips slide in the second sliding grooves.
Preferably, positioner includes backup pad, a screw thread section of thick bamboo, lead screw, third gear, limiting plate and transmission, the bottom at the second supporting shoe is fixed to the backup pad, a screw thread section of thick bamboo runs through the backup pad, and rotates with the backup pad through the bearing and be connected, a screw thread section of thick bamboo is equipped with a plurality ofly, and angular distribution such as a plurality of screw thread sections of thick bamboo is in the backup pad, the inboard spiro union of a screw thread section of thick bamboo has the lead screw, and the fixed third gear that has cup jointed in the outside of a screw thread section of thick bamboo, transmission's output is connected with a plurality of third gear drive respectively, and transmission fixes in the backup pad, the limiting plate is fixed with the top of lead screw.
Preferably, transmission includes drive motor, mounting bracket, fourth gear and gear train, drive motor passes through the mounting bracket to be fixed in the backup pad, and drive motor's output shaft is fixed with first gear, the fourth gear passes through the gear train and is connected with a plurality of third gear drive respectively.
Preferably, the bottom of lead screw is equipped with the recess, the top of recess is fixed with buffer spring, buffer spring's bottom mounting has the telescopic link, the telescopic link is with the lateral wall sliding fit of recess.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the first arc-shaped adjusting block is driven by the first driving device to rotate around the X-axis direction of the horizontal plane in the first arc-shaped groove, and the second driving device drives the second arc-shaped adjusting block to rotate around the Y-axis direction of the horizontal plane in the second arc-shaped groove, so that the position of the machine body can be adjusted when the machine body is inclined, the phenomenon that an object slides on an object stage in the machine body is prevented, and the accuracy of flaw detection data is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of an adjustment mechanism according to the present invention;
FIG. 3 is a schematic view of a positioning device according to the present invention;
FIG. 4 is a schematic view of the telescopic rod of the present invention;
FIG. 5 is a schematic view of the first and second racks of the present invention;
FIG. 6 is an enlarged view of area A in FIG. 2;
FIG. 7 is an enlarged view of area B of FIG. 2;
FIG. 8 is an enlarged view of area C of FIG. 2;
FIG. 9 is an enlarged view of area D of FIG. 3;
FIG. 10 is an enlarged view of area E in FIG. 4;
FIG. 11 is an enlarged view of area F of FIG. 5;
fig. 12 is an enlarged view of region G in fig. 5.
In the figure: 1-body; 2-a traveling mechanism; 3-an adjusting mechanism; 4-a first arc-shaped adjusting block; 5-a first support block; 6-a first drive; 7-a second arc-shaped adjusting block; 8-a second support block; 9-a second drive; 10-a positioning device; 11-a first arc-shaped slot; 12-a second arc-shaped slot; 13-a walking rod; 14-a ring-shaped mounting plate; 15-universal wheels; 16-a first fixing plate; 17-a first drive motor; 18-a first gear; 19-a first rack; 20-a first through slot; 21-a first tooth slot; 22-a second gullet; 23-a first slide; 24-a first runner; 25-a second fixing plate; 26-a second drive motor; 27-a second gear; 28-a second rack; 29-a second through slot; 30-a third gullet; 31-a fourth gullet; 32-a second slider; 33-a second runner; 34-a support plate; 35-a threaded cylinder; 36-a lead screw; 37-a third gear; 38-limiting plate; 39-a transmission; 40-a drive motor; 41-a mounting frame; 42-fourth gear; 43-gear train; 44-a groove; 45-a buffer spring; 46-telescopic rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-12, the present invention provides a technical solution: the utility model provides a portable X-ray radiographic inspection machine, includes organism 1, the bottom of organism 1 is fixed with running gear 2, running gear 2 includes walking rod 13, annular mounting panel 14 and universal wheel 15, the four corners of organism 1 bottom is fixed respectively at walking rod 13, walking rod 13's bottom is fixed with annular mounting panel 14, the four corners of annular mounting panel 14 bottom all is fixed with universal wheel 15, and walking rod 13 plays the supporting role to organism 1 to be convenient for organism 1's removal through universal wheel 15.
The bottom of the machine body 1 is further fixed with an adjusting mechanism 3, the adjusting mechanism 3 comprises a first arc-shaped adjusting block 4, a first supporting block 5, a first driving device 6, a second arc-shaped adjusting block 7, a second supporting block 8 and a second driving device 9, the first arc-shaped adjusting block 4 is fixed in the middle of the bottom of the machine body 1, a first arc-shaped groove 11 matched with the first arc-shaped adjusting block 4 is formed in the top of the first supporting block 5, the bottom of the first arc-shaped adjusting block 4 slides in the first arc-shaped groove 11, the first driving device 6 is fixed on the first supporting block 5, the output end of the first driving device 6 is in transmission connection with the first arc-shaped adjusting block 4, the second arc-shaped adjusting block 7 is fixed at the bottom of the first supporting block 5, a second arc-shaped groove 12 matched with the second arc-shaped adjusting block 7 is formed in the top of the second supporting block 8, the bottom of the second arc-shaped adjusting block 7 slides in the second arc-shaped groove 12, the second driving device 9 is fixed on the second supporting block 8, the output end of the second driving device 9 is in transmission connection with the second arc-shaped adjusting block 7, the first arc-shaped adjusting block 4 is driven to rotate around the X axis direction of the horizontal plane in the first arc-shaped groove 11 through the first driving device 6, the second arc-shaped adjusting block 7 is driven to rotate around the Y axis direction of the horizontal plane in the second arc-shaped groove 12 through the second driving device 9, the position of the machine body 1 can be adjusted when the machine body 1 is inclined, the phenomenon that an object slides on an object carrying table inside the machine body 1 is prevented, and the accuracy of flaw detection data is improved.
The first driving device 6 comprises a first fixing plate 16, a first driving motor 17, a first gear 18 and a first rack 19, a first tooth space 21 is arranged on the outer side of the first arc-shaped adjusting block 4, a first through groove 20 communicated with the first arc-shaped groove 11 is arranged on the first supporting block 5, the first rack 19 slides in the first through groove 20, the first rack 19 is meshed with the first tooth space 21 on the first arc-shaped adjusting block 4, a second tooth space 22 is arranged at the bottom of the first rack 19, the first gear 18 is meshed with the second tooth space 22, the first gear 18 is fixed with an output shaft of the first driving motor 17, the first driving motor 17 is fixed on the first fixing plate 16, the first fixing plate 16 is fixed on the first supporting block 5, and during adjustment, the rotation of the output shaft of the first driving motor 17 can drive the first gear 18 to rotate, thereby drive first rack 19 and slide in first logical groove 20, its tooth portion is connected with the meshing of the first tooth's socket 21 of difference when first rack 19 slides to make first arc regulating block 4 can rotate in first arc groove 11, and then realized organism 1 around the rotation of horizontal plane X axle direction.
The second driving device 9 includes a second fixing plate 25, a second driving motor 26, a second gear 27 and a second rack 28, a third tooth space 30 is provided outside the second arc-shaped adjusting block 7, a second through groove 29 communicated with the second arc-shaped groove 12 is provided on the second supporting block 8, the second rack 28 slides in the second through groove 29, the second rack 28 is engaged with the third tooth space 30 on the second arc-shaped adjusting block 7, the second rack 28 is perpendicular to the first rack 19, a fourth tooth space 31 is provided at the bottom of the second rack 28, the second gear 27 is engaged with the fourth tooth space 31, the second gear 27 is fixed with an output shaft of the second driving motor 26, the second driving motor 26 is fixed on the second fixing plate 25, the second fixing plate 25 is fixed on the second supporting block 8, during adjustment, the rotation of the output shaft of the second driving motor 26 can drive the rotation of the second gear 27, thereby driving the second rack 28 to slide in the second through groove 29, and when the second rack 28 slides, the tooth part thereof is engaged with the different second tooth grooves 22, so that the second arc-shaped adjusting block 7 can rotate in the second arc-shaped groove 12, and further the rotation of the machine body 1 around the Y-axis direction of the horizontal plane is realized.
The inboard symmetry that the second led to groove 29 is fixed with second draw runner 32, the bilateral symmetry of second rack 28 is equipped with the second spout 33 with second draw runner 32 matched with, second draw runner 32 slides in second spout 33, through the limiting displacement of second spout 33 to second draw runner 32, has improved the gliding stability of second draw runner 28 in second led to groove 29.
The walking mechanism 2 further comprises a positioning device 10, the positioning device 10 can jack the machine body 1 after the machine body 1 is placed in the position, the phenomenon that the machine body 1 moves or shakes violently due to external force in the detection process is prevented, the levelness of the machine body 1 is convenient to adjust, the positioning device 10 comprises a supporting plate 34, a threaded cylinder 35, a lead screw 36, a third gear 37, a limiting plate 38 and a transmission device 39, the supporting plate 34 is fixed at the bottom of the second supporting block 8, the threaded cylinder 35 penetrates through the supporting plate 34 and is rotatably connected with the supporting plate 34 through a bearing, the threaded cylinder 35 is provided with a plurality of threaded cylinders 35, the plurality of threaded cylinders 35 are distributed on the supporting plate 34 at equal angles, the lead screw 36 is screwed on the inner side of the threaded cylinder 35, the third gear 37 is fixedly sleeved on the outer side of the threaded cylinder 35, and the output end of the transmission device 39 is in transmission connection with the plurality of third gears 37 respectively, and the transmission device 39 is fixed on the supporting plate 34, the limiting plate 38 is fixed with the top end of the screw rod 36, the transmission device 39 drives the threaded cylinder 35 to rotate, so that the bottom end of the screw rod 36 is in contact with the ground, and the machine body 1 can be jacked up under the action of the gravity of the machine body 1.
The transmission device 39 comprises a transmission motor 40, a mounting frame 41, a fourth gear 42 and a gear chain 43, the transmission motor 40 is fixed on the supporting plate 34 through the mounting frame 41, the output shaft of the transmission motor 40 is fixed with the first gear 18, the fourth gear 42 is in transmission connection with the third gears 37 through the gear chain 43, the rotation of the output shaft of the transmission motor 40 can drive the fourth gear 42 to rotate, the rotation of the fourth gear 42 can drive the third gears 37 to rotate synchronously, and the lead screws 36 can keep synchronous motion.
The bottom of lead screw 36 is equipped with recess 44, the top of recess 44 is fixed with buffer spring 45, buffer spring 45's bottom mounting has telescopic link 46, telescopic link 46 and recess 44's lateral wall sliding fit, at the ground during operation of unevenness, under the effect of organism 1 self gravity, a plurality of buffer spring 45 are compressed to different length, make the bottom of a plurality of telescopic links 46 all can with ground contact, have improved the stability of organism 1 position.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A mobile X-ray flaw detector comprises a machine body (1), and is characterized in that: the bottom of the machine body (1) is fixedly provided with a walking mechanism (2) and an adjusting mechanism (3), the adjusting mechanism (3) comprises a first arc-shaped adjusting block (4), a first supporting block (5), a first driving device (6), a second arc-shaped adjusting block (7), a second supporting block (8), a second driving device (9) and a positioning device (10), the first arc-shaped adjusting block (4) is fixed in the middle of the bottom of the machine body (1), the top of the first supporting block (5) is provided with a first arc-shaped groove (11) matched with the first arc-shaped adjusting block (4), the bottom of the first arc-shaped adjusting block (4) slides in the first arc-shaped groove (11), the first driving device (6) is fixed on the first supporting block (5), the output end of the first driving device (6) is in transmission connection with the first arc-shaped adjusting block (4), the second arc-shaped adjusting block (7) is fixed at the bottom of the first supporting block (5), a second arc-shaped groove (12) matched with the second arc-shaped adjusting block (7) is formed in the top of the second supporting block (8), the bottom of the second arc-shaped adjusting block (7) slides in the second arc-shaped groove (12), the second driving device (9) is fixed on the second supporting block (8), the output end of the second driving device (9) is in transmission connection with the second arc-shaped adjusting block (7), and the positioning device (10) is fixed at the bottom of the second supporting block (8);
The first driving device (6) comprises a first fixing plate (16), a first driving motor (17), a first gear (18) and a first rack (19), a first tooth groove (21) is arranged on the outer side of the first arc-shaped adjusting block (4), a first through groove (20) communicated with the first arc-shaped groove (11) is arranged on the first supporting block (5), the first rack (19) slides in the first through groove (20), and the first rack (19) is meshed and connected with a first tooth groove (21) on the first arc-shaped adjusting block (4), a second tooth groove (22) is arranged at the bottom of the first rack (19), the first gear (18) is meshed and connected with the second tooth groove (22), and the first gear (18) is fixed with the output shaft of the first driving motor (17), the first driving motor (17) is fixed on the first fixing plate (16), and the first fixing plate (16) is fixed on the first supporting block (5);
first sliding strips (23) are symmetrically fixed on the inner side of the first through groove (20), first sliding grooves (24) matched with the first sliding strips (23) are symmetrically formed in two sides of the first rack (19), and the first sliding strips (23) slide in the first sliding grooves (24);
The second driving device (9) comprises a second fixing plate (25), a second driving motor (26), a second gear (27) and a second rack (28), a third tooth groove (30) is formed in the outer side of the second arc-shaped adjusting block (7), a second through groove (29) communicated with the second arc-shaped groove (12) is formed in the second supporting block (8), the second rack (28) slides in the second through groove (29), the second rack (28) is meshed and connected with the third tooth groove (30) in the second arc-shaped adjusting block (7), the second rack (28) is perpendicular to the first rack (19), a fourth tooth groove (31) is formed in the bottom of the second rack (28), the second gear (27) is meshed and connected with the fourth tooth groove (31), the second gear (27) is fixed to an output shaft of the second driving motor (26), and the second driving motor (26) is fixed to the second fixing plate (25), the second fixing plate (25) is fixed on the second supporting block (8);
second sliding strips (32) are symmetrically fixed on the inner side of the second through groove (29), second sliding grooves (33) matched with the second sliding strips (32) are symmetrically formed in two sides of the second rack (28), and the second sliding strips (32) slide in the second sliding grooves (33).
2. The mobile X-ray inspection machine of claim 1, wherein: running gear (2) are including walking pole (13), annular mounting panel (14) and universal wheel (15), the four corners of organism (1) bottom is fixed respectively at walking pole (13), the bottom and the annular mounting panel (14) of walking pole (13) are fixed, the four corners of annular mounting panel (14) bottom all is fixed with universal wheel (15).
3. The mobile X-ray inspection machine of claim 1, wherein: the positioning device (10) comprises a supporting plate (34), a threaded cylinder (35), a screw rod (36), a third gear (37), a limiting plate (38) and a transmission device (39), the supporting plate (34) is fixed at the bottom of the second supporting block (8), the thread cylinder (35) penetrates through the supporting plate (34), and is rotationally connected with the supporting plate (34) through a bearing, a plurality of thread cylinders (35) are arranged, a plurality of thread cylinders (35) are distributed on the supporting plate (34) at equal angles, the inner sides of the thread cylinders (35) are screwed with lead screws (36), and the outer side of the threaded cylinder (35) is fixedly sleeved with a third gear (37), the output end of the transmission device (39) is respectively in transmission connection with the plurality of third gears (37), and the transmission device (39) is fixed on the supporting plate (34), and the limiting plate (38) is fixed with the top end of the screw rod (36).
4. The mobile X-ray inspection machine of claim 3, wherein: transmission (39) include drive motor (40), mounting bracket (41), fourth gear (42) and gear train (43), drive motor (40) are fixed on backup pad (34) through mounting bracket (41), and the output shaft of drive motor (40) is fixed with first gear (18), fourth gear (42) are connected with a plurality of third gear (37) transmission respectively through gear train (43).
5. The mobile X-ray inspection machine of claim 4, wherein: the bottom of lead screw (36) is equipped with recess (44), the top of recess (44) is fixed with buffer spring (45), buffer spring's (45) bottom mounting has telescopic link (46), telescopic link (46) and the lateral wall sliding fit of recess (44).
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| CN208206837U (en) * | 2018-05-21 | 2018-12-07 | 泰州市诚安无损检测有限公司 | A kind of Portable alpha ray harmless flaw detector |
| CN108426900A (en) * | 2018-06-14 | 2018-08-21 | 广东电网有限责任公司电力科学研究院 | A kind of double sided slider bar translation scan X-ray three-dimensional imaging detection device |
| CN109187602A (en) * | 2018-09-21 | 2019-01-11 | 上海博物馆 | It is a kind of for the micromatic setting of ray non-destructive testing, detection system and method |
| CN208907882U (en) * | 2018-09-21 | 2019-05-28 | 上海博物馆 | A kind of micromatic setting for ray non-destructive testing and the detection system with it |
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