CN117214193A - Combined fluorescence penetration detection device - Google Patents
Combined fluorescence penetration detection device Download PDFInfo
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- CN117214193A CN117214193A CN202311339924.XA CN202311339924A CN117214193A CN 117214193 A CN117214193 A CN 117214193A CN 202311339924 A CN202311339924 A CN 202311339924A CN 117214193 A CN117214193 A CN 117214193A
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- 238000001514 detection method Methods 0.000 title claims abstract description 32
- 230000035515 penetration Effects 0.000 title claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 56
- 239000007788 liquid Substances 0.000 claims abstract description 53
- 238000004140 cleaning Methods 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 43
- 238000003860 storage Methods 0.000 claims description 27
- 238000013519 translation Methods 0.000 claims description 17
- 238000004804 winding Methods 0.000 claims description 16
- 229920000742 Cotton Polymers 0.000 claims description 15
- 239000003995 emulsifying agent Substances 0.000 claims description 12
- 239000007921 spray Substances 0.000 claims description 9
- PRDUHXPVDHDGKN-UHFFFAOYSA-N tetrachloromethane;hydrate Chemical compound O.ClC(Cl)(Cl)Cl PRDUHXPVDHDGKN-UHFFFAOYSA-N 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 239000000523 sample Substances 0.000 claims description 4
- 238000005286 illumination Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 238000007599 discharging Methods 0.000 abstract description 5
- 230000007547 defect Effects 0.000 description 10
- 239000003795 chemical substances by application Substances 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000000975 dye Substances 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000007850 fluorescent dye Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000012216 imaging agent Substances 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
The invention relates to the technical field of fluorescence penetration detection, in particular to a combined fluorescence penetration detection device which comprises a searchlighting mechanism, wherein a positioning mechanism is fixedly arranged in the searchlighting mechanism, a cleaning mechanism is fixedly arranged at the top of the searchlighting mechanism, and a smearing mechanism is arranged at the bottom of the cleaning mechanism. According to the invention, the discharging holes in the plurality of smearing soft columns are extruded and smeared on the outer wall of the straight pipe, and the cavity ring can drive the smearing soft columns to rotate in the moving and translating process and continuously extrude fluorescent liquid, so that the automatic smearing operation can be completed, the smearing efficiency is improved, the problem that a certain part of the straight pipe is not smeared completely is avoided, and the functions of automatic cleaning, automatic smearing, automatic flaw detection, recording and the like can be combined together through the device, so that manual operation is not needed, and the seepage detection efficiency of pipe fittings can be greatly improved.
Description
Technical Field
The invention relates to the technical field of fluorescence penetration detection, in particular to a combined fluorescence penetration detection device.
Background
Fluorescence permeation detection is essentially capillary action or phenomenon with liquids and luminescence of solid dyes under certain conditions. The working principle of the penetration detection is as follows: after the penetrating agent containing fluorescent dye or coloring dye is applied to the surface of the workpiece, the penetrating agent can penetrate into the surface opening defects after a certain time under the capillary action; removing redundant penetrating agent on the working surface, drying, and then applying an adsorption medium-developer on the surface of the workpiece; under the capillary action, the developer attracts the penetrant in the defect, namely, the penetrant permeates back into the development, and under the light source of the fluorescent flaw detection lamp, the trace of the penetrant at the defect is displayed to be yellow-green fluorescent or bright red, so that the appearance and the distribution state of the defect are detected.
Before flaw detection is carried out on a workpiece, firstly, carbon tetrachloride water is manually used for cleaning the outer surface of the workpiece, grease and the like on the surface of the workpiece are removed, then fluorescent liquid is manually smeared on the workpiece, then an emulsifying agent is smeared on the surface of the part, the workpiece is cleaned by water and cloth to remove redundant fluorescent liquid, finally, an imaging agent is smeared for displaying defects in detection, and the operations of cleaning, smearing and the like of a small workpiece can be completed manually and quickly, but when permeation detection is carried out on a straight pipe with a larger diameter, because the surface area of the pipeline is larger, the distance is long, the manual cleaning and smearing take longer time and energy, the efficiency is low, and the smearing integrity is low.
Disclosure of Invention
In order to overcome the technical problems, the invention aims to provide the combined fluorescence permeation detection device, by moving four arc plates simultaneously, the rubber wheels on the four arc plates can be driven to be in contact with the inner walls of the straight pipes, so that the straight pipes with different diameters can be conveniently positioned, the driving motor II at the end parts of the four arc plates can drive the rubber wheels to rotate, so that the straight pipes are driven to rotate in the shell, the electromagnetic valve I is opened while the driving motor II rotates, the water tank I is communicated with the split hose, then the pressurizing pump I pressurizes carbon tetrachloride water into the hollow column, and finally the outer surfaces of the straight pipes are sprayed through a plurality of spray heads, so that the surfaces of the straight pipes can be quickly washed; the straight gear is driven to slide along the fixed column by traction from one end to the other end of the straight pipe through the ring body, the driving block on the inner wall of the straight gear can slide along the spiral groove in the moving process, so that the straight gear is driven to rotate, the toothed ring and the cavity ring are driven to rotate in a meshed mode, the toothed ring and the cavity ring can be driven to rotate in translation, meanwhile, the first liquid storage tank and the branch pipe are communicated through controlling the opening of the second electromagnetic valve, so that fluorescent liquid can be pressurized into the following hose by using the second pressurizing pump, fluorescent liquid in the ring body can flow into the cavity ring through the four communicating pipes, and can be extruded out of the discharging holes in the plurality of soft smearing columns and smeared on the outer wall of the straight pipe, and the cavity ring can drive the soft smearing columns to rotate in the moving translation process and continuously extrude fluorescent liquid, so that automatic smearing operation can be completed, and the problem that the position of the straight pipe is not smeared completely is avoided; the first electromagnetic valve is controlled to enable the second water tank to be communicated with the split-flow hose, the first electromagnetic valve at the water outlet end of the first water tank is closed, the first pressurizing pump pressurizes the emulsifying agent into the hollow column, then the emulsifying agent is sprayed onto the surface of the straight pipe through the spray head, then the air cylinder drives the hollow column to ascend, and meanwhile, the two connecting rods can be driven to rotate, so that the two moisture-absorbing cotton rollers are close to each other until the two moisture-absorbing cotton rollers are in contact with the outer wall of the straight pipe, the straight pipe can be driven to rotate through the rubber wheel, the moisture-absorbing cotton rollers roll on the surface of the straight pipe, and therefore the effect of cleaning fluorescent liquid can be achieved. The second electromagnetic valve is controlled to enable the liquid storage tank II to be communicated with the branch pipe, so that the developer in the liquid storage tank II can be pressurized to the inside of the ring body through the second pressurizing pump, the ring body at the end part of the straight pipe can be driven to be pulled to the original position through the pulling rope on the other side face of the sliding seat through the winding wheel pair, the developer can be automatically smeared on the outer surface of the straight pipe again according to the principle, then a plurality of flaw detection lamps are turned on to irradiate the outer surface of the straight pipe, a plurality of cameras are used for photographing the straight pipe in the shell after seconds, the fluorescent agent at the defect position of the surface of the straight pipe can show green fluorescence, and the photographed photo is transmitted to a computer to be displayed and analyzed, so that the damage position of the outer surface of the straight pipe can be judged conveniently, and the device is suitable for flaw detection of large-sized pipe fittings.
The aim of the invention can be achieved by the following technical scheme:
the combined fluorescent penetration detection device comprises a searchlighting mechanism, wherein a positioning mechanism is fixedly arranged in the searchlighting mechanism, a cleaning mechanism is fixedly arranged at the top of the searchlighting mechanism, and a smearing mechanism is arranged at the bottom of the cleaning mechanism;
the coating mechanism comprises a ring body, a rotating ring is sleeved in the ring body in a sliding manner, one ends of four communicating pipes are fixedly connected to the inner wall of the rotating ring at equal intervals, cavity rings are fixedly connected between the other ends of the communicating pipes, a plurality of coating soft columns are fixedly connected to the inner wall of the cavity rings at equal intervals, discharging holes are formed in the coating soft columns, a toothed ring is fixedly connected to one side of the cavity rings, a spur gear is connected to the bottom of the toothed ring in a meshed manner, a driving block is fixedly connected to the inner wall of the spur gear, a fixing column is sleeved in the spur gear in a sliding manner, a spiral groove which is connected with the driving block in a sliding manner is formed in the outer wall of the fixing column, supporting frames are fixedly connected to the two ends of the fixing column, a sliding seat is fixedly connected to the bottom of the ring body, and a limiting column fixedly connected with the supporting frame is connected to the sliding seat in a sliding manner.
Further in, the searchlighting mechanism comprises a shell, the tip of casing rotates to be connected with and seals the plectane, fixedly connected with pulling handle on the outer wall of sealing the plectane, symmetrical fixedly connected with four supporting seats on the outer wall of casing, equal fixedly connected with four inspection lamps on the relative inside wall of casing, equal distance is fixed on the relative inside wall of casing and is provided with a plurality of cameras, can make the fluorescent liquid of the defect department on straight tube surface develop color through opening the inspection lamp, later reuse the camera to shoot the straight tube to record straight tube surface damage department.
Further in, the fixed plate of positioning mechanism, the central point department of fixed plate puts and rotates and be connected with the lead screw, the tip fixedly connected with driving motor one's of lead screw output, the outside spin of lead screw closes the cover and has been connected with the movable block, annular equidistance on the outer wall of movable block rotates the one end that is connected with four dwang, four the other end of dwang all rotates and is connected with the slider, four all slide in the slider cup joint with fixed plate looks fixed connection's spacing arm, four equal fixedly connected with arc on the lateral wall of slider, arc medium distance rotation is connected with three rubber wheel, and three fixedly cup joint the pivot between the rubber wheel, the tip fixedly connected with driving motor two's of pivot output, can be convenient for fix a position the tip of straight tube through positioning mechanism, and can drive the straight tube through the rubber wheel on the arc and rotate to conveniently wash the straight tube surface cleanly.
Further, characterized in that the wiper mechanism includes the hollow post, the bottom equidistance fixedly connected with of hollow post is a plurality of shower nozzles that are linked together with its inside, two cylinders of the top of hollow post about its vertical center plane symmetry fixedly connected with, the top fixedly connected with of hollow post is the force (forcing) pump one rather than the inside is linked together, fixedly connected with divides the one end of flow hose on the input of force (forcing) pump one, two inputs of flow hose respectively fixedly connected with water tank one and water tank two, the play water end of water tank two of water tank one is all fixedly provided with solenoid valve one, it has carbon tetrachloride water to fill in the water tank one, the inside of water tank two is filled with the emulsifier, can carry out the washing of spot to the surface of straight tube through wiper mechanism one, and two can also wash again after painting the fluorescent solution, conveniently paint developer on straight tube surface.
Further, one end of the traction rope is fixedly connected to the opposite side walls of the sliding seat, the other ends of the traction ropes are respectively connected with a winding wheel in a winding mode, the output end of the servo motor is fixedly sleeved at the center position of each winding wheel, the winding wheels can be used for winding the traction rope, the traction rope can drag the sliding seat to slide, and therefore the ring body can be driven to move around the pipe fitting together.
Further, one end of a following hose communicated with the inside of the ring body is fixedly connected to the outer wall of the ring body, the other end of the following hose is fixedly connected with the output end of a second pressurizing pump, a first branch pipe is fixedly connected to the input end of the second pressurizing pump, a first liquid storage tank and a second liquid storage tank are respectively and fixedly connected to the two input ends of the second branch pipe, two electromagnetic valves II are symmetrically and fixedly sleeved on the outer wall of the second branch pipe, fluorescent liquid is filled in the first liquid storage tank, a developer is filled in the second liquid storage tank, and the first liquid storage tank and the second liquid storage tank can be controlled to be communicated with the second branch pipe through the two electromagnetic valves, so that the use of fluorescent liquid and emulsifying agent can be controlled.
Further, the water collecting tank is arranged at the inner bottom end of the shell, two inclined plane platforms are symmetrically and fixedly connected in the water collecting tank, a drain pipe communicated with the inner part of the shell is fixedly connected to the bottom of the shell, and waste water generated by flushing can be converged at the drain pipe by utilizing the two inclined plane platforms and is discharged by the drain pipe.
Further, be connected with the connecting rod on two lateral walls of hollow post all rotates, two the one end of connecting rod is all rotated and is connected with the translation board, the translation board is rotated and is connected with the cotton roller of moisture absorption, the lateral wall central point department fixedly connected with telescopic column of translation board can carry out spacingly to the translation board through the telescopic column for the cotton roller of moisture absorption can horizontal migration.
The invention has the beneficial effects that:
1. the four arc plates are moved simultaneously, so that the rubber wheels on the four arc plates are driven to be in contact with the inner wall of the straight pipe, the straight pipe with different diameters can be positioned conveniently, the driving motor II at the end parts of the four arc plates can drive the rubber wheels to rotate, the straight pipe is driven to rotate in the shell, the electromagnetic valve I is opened while the straight pipe rotates, the water tank I is communicated with the split hose, then the pressurizing pump I pressurizes carbon tetrachloride water into the hollow column, and finally the outer surface of the straight pipe is sprayed through the spray heads, so that the surface of the straight pipe can be quickly washed;
2. the straight gear is driven to slide along the fixed column by traction from one end to the other end of the straight pipe through the ring body, the driving block on the inner wall of the straight gear can slide along the spiral groove in the moving process, so that the straight gear is driven to rotate, the toothed ring and the cavity ring are driven to rotate in a meshed mode, the toothed ring and the cavity ring can be driven to rotate in translation, meanwhile, the first liquid storage tank and the branch pipe are communicated through controlling the opening of the second electromagnetic valve, so that fluorescent liquid can be pressurized into the following hose by using the second pressurizing pump, fluorescent liquid in the ring body can flow into the cavity ring through the four communicating pipes, and can be extruded out of the discharging holes in the plurality of soft smearing columns and smeared on the outer wall of the straight pipe, and the cavity ring can drive the soft smearing columns to rotate in the moving translation process and continuously extrude fluorescent liquid, so that automatic smearing operation can be completed, and the problem that the position of the straight pipe is not smeared completely is avoided;
3. the first electromagnetic valve is controlled to enable the second water tank to be communicated with the split-flow hose, the first electromagnetic valve at the water outlet end of the first water tank is closed, the first pressurizing pump pressurizes the emulsifying agent into the hollow column, then the emulsifying agent is sprayed onto the surface of the straight pipe through the spray head, then the air cylinder drives the hollow column to ascend, and meanwhile, the two connecting rods can be driven to rotate, so that the two moisture-absorbing cotton rollers are close to each other until the two moisture-absorbing cotton rollers are in contact with the outer wall of the straight pipe, the straight pipe can be driven to rotate through the rubber wheel, the moisture-absorbing cotton rollers roll on the surface of the straight pipe, and therefore the effect of cleaning fluorescent liquid can be achieved.
4. The second electromagnetic valve is controlled to enable the liquid storage tank II to be communicated with the branch pipe, so that the developer in the liquid storage tank II can be pressurized to the inside of the ring body through the second pressurizing pump, the ring body at the end part of the straight pipe can be driven to be pulled to the original position through the pulling rope on the other side face of the sliding seat through the winding wheel pair, the developer can be automatically smeared on the outer surface of the straight pipe again according to the principle, then a plurality of flaw detection lamps are turned on to irradiate the outer surface of the straight pipe, a plurality of cameras are used for photographing the straight pipe in the shell after seconds, the fluorescent agent at the defect position of the surface of the straight pipe can show green fluorescence, and the photographed photo is transmitted to a computer to be displayed and analyzed, so that the damage position of the outer surface of the straight pipe can be judged conveniently, and the device is suitable for flaw detection of large-sized pipe fittings.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the internal front view of the present invention;
FIG. 3 is a schematic view of a structure of a searchlighting mechanism according to the present invention;
FIG. 4 is a schematic view of the internal detailed structure of the present invention;
FIG. 5 is a schematic view of a positioning mechanism according to the present invention;
FIG. 6 is a schematic view of a cleaning mechanism according to the present invention;
FIG. 7 is a schematic view of the structure of the smearing mechanism in the present invention;
FIG. 8 is a schematic view of a detailed partial construction of the smearing mechanism of the present invention;
FIG. 9 is a schematic view of a ring attachment structure in accordance with the present invention;
FIG. 10 is a schematic view of the connection structure of the cavity ring according to the present invention.
In the figure: 100. a probing mechanism; 101. a housing; 102. a closed circular plate; 103. a support base; 104. flaw detection lamp; 105. a camera; 106. a water collection tank; 107. an inclined surface table; 108. a drain pipe; 200. a positioning mechanism; 201. a fixing plate; 202. a screw rod; 203. driving a first motor; 204. a moving block; 205. a rotating lever; 206. a slide block; 207. a limiting arm; 208. an arc-shaped plate; 209. a rubber wheel; 210. a second driving motor; 300. a cleaning mechanism; 301. a hollow column; 302. a spray head; 303. a cylinder; 304. a pressurizing pump I; 305. a shunt hose; 306. a first water tank; 307. a second water tank; 308. a connecting rod; 309. a translation plate; 310. a telescopic column; 311. a moisture-absorbing cotton roller; 400. a smearing mechanism; 401. a ring body; 402. rotating the ring; 403. a communicating pipe; 404. a cavity ring; 405. smearing a soft column; 406. a discharge hole; 407. a toothed ring; 408. spur gears; 409. a driving block; 410. a sliding seat; 411. fixing the column; 412. a spiral groove; 413. a support frame; 414. a traction rope; 415. a winding wheel; 416. a servo motor; 417. a limit column; 418. following the hose; 419. a second pressurizing pump; 420. a branch pipe; 421. a first liquid storage tank; 422. and a second liquid storage tank.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-10, a combined fluorescence penetration detecting device includes a probe mechanism 100, a positioning mechanism 200 is fixedly arranged in the probe mechanism 100, a cleaning mechanism 300 is fixedly arranged at the top of the probe mechanism 100, and a smearing mechanism 400 is arranged at the bottom of the cleaning mechanism 300;
the smearing mechanism 400 comprises a ring body 401, a rotating ring 402 is sleeved in the ring body 401 in a sliding way, one ends of four communicating pipes 403 are fixedly connected to the inner wall of the rotating ring 402 at equal intervals, a cavity ring 404 is fixedly connected between the other ends of the four communicating pipes 403, a plurality of smearing soft columns 405 are fixedly connected to the inner wall of the cavity ring 404 at equal intervals, discharge holes 406 are formed in the smearing soft columns 405, a toothed ring 407 is fixedly connected to one side of the cavity ring 404, a spur gear 408 is connected to the bottom of the toothed ring 407 in a meshed way, a driving block 409 is fixedly connected to the inner wall of the spur gear 408, a fixing column 411 is sleeved in the spur gear 408 in a sliding way, a spiral groove 412 which is connected with the driving block 409 in a sliding and embedded way is formed in the outer wall of the fixing column 411, supporting frames 413 are fixedly connected to two ends of the fixing column 411, a sliding seat 410 is fixedly connected to the bottom of the ring body 401, and a limit column 417 fixedly connected to the sliding seat 410 in a sliding way in a sliding seat 410 in a sliding way; one end of a traction rope 414 is fixedly connected to the opposite side walls of the sliding seat 410, the other ends of the two traction ropes 414 are respectively and fixedly sleeved with a winding wheel 415, the central position of the winding wheel 415 is fixedly sleeved with the output end of a servo motor 416, the winding wheel 415 can be used for winding the traction rope 414, the traction rope 414 can drag the sliding seat 410 to slide, and therefore the ring body 401 can be driven to move around a pipe fitting together; the outer wall of the ring body 401 is fixedly connected with one end of a following hose 418 communicated with the inside of the ring body, the other end of the following hose 418 is fixedly connected with the output end of a second pressurizing pump 419, the input end of the second pressurizing pump 419 is fixedly connected with a first branch pipe 420, two input ends of the second branch pipe 420 are respectively fixedly connected with a first liquid storage tank 421 and a second liquid storage tank 422, two electromagnetic valves II are symmetrically and fixedly sleeved on the outer wall of the second branch pipe 420, fluorescent liquid is filled in the first liquid storage tank 421, a developer is filled in the second liquid storage tank 422, and the communication between the first liquid storage tank 421 and the second liquid storage tank 422 and the second branch pipe 420 can be controlled through the two electromagnetic valves II, so that the use of fluorescent liquid and emulsifying agent can be controlled.
The detection mechanism 100 comprises a shell 101, wherein the end part of the shell 101 is rotationally connected with a closed circular plate 102, the outer wall of the closed circular plate 102 is fixedly connected with a pulling handle, the outer wall of the shell 101 is symmetrically and fixedly connected with four supporting seats 103, the opposite inner side walls of the shell 101 are fixedly connected with four flaw detection lamps 104, the opposite inner side walls of the shell 101 are fixedly provided with a plurality of cameras 105 at equal distances, fluorescent liquid at the defect position on the surface of a straight pipe can be developed by opening the flaw detection lamps 104, then the straight pipe is photographed by the cameras 105, and therefore damaged positions on the surface of the straight pipe are recorded; the water collecting tank 106 is arranged at the inner bottom end of the shell 101, two inclined plane tables 107 are symmetrically and fixedly connected in the water collecting tank 106, a drain pipe 108 communicated with the inner part of the shell 101 is fixedly connected to the bottom of the shell 101, and waste water generated by flushing can be gathered to the drain pipe 108 by utilizing the two inclined plane tables 107 and discharged by the drain pipe 108.
The locating mechanism 200 is characterized in that the locating mechanism 200 is fixedly arranged on the plate 201, the screw rod 202 is rotationally connected to the center position of the plate 201, the end part of the screw rod 202 is fixedly connected with the output end of the first driving motor 203, the moving block 204 is rotationally sleeved outside the screw rod 202, one ends of four rotating rods 205 are rotationally connected to the outer wall of the moving block 204 in an annular equidistant mode, the sliding blocks 206 are rotationally connected to the other ends of the four rotating rods 205, limiting arms 207 fixedly connected with the plate 201 are rotationally sleeved on the four sliding blocks 206, arc plates 208 are fixedly connected to the side walls of the four sliding blocks 206, three rubber wheels 209 are rotationally connected to the arc plates 208 at equal distances, a rotating shaft is fixedly sleeved between the three rubber wheels 209, the output end part of the second driving motor 210 is fixedly connected to the end part of the rotating shaft, the end part of the straight pipe can be conveniently located through the locating mechanism 200, and the straight pipe can be driven to rotate through the rubber wheels 209 on the arc plates 208, so that the outer surface of the straight pipe can be conveniently washed.
The cleaning mechanism 300 comprises a hollow column 301, a plurality of spray heads 302 communicated with the inside of the hollow column 301 are fixedly connected at equal intervals to the bottom of the hollow column 301, two cylinders 303 are symmetrically and fixedly connected to the top of the hollow column 301 around the vertical central surface of the hollow column, a first pressurizing pump 304 communicated with the inside of the hollow column 301 is fixedly connected to the top of the hollow column 301, one end of a diversion hose 305 is fixedly connected to the input end of the first pressurizing pump 304, a first water tank 306 and a second water tank 307 are respectively fixedly connected to the two input ends of the diversion hose 305, an electromagnetic valve I is fixedly arranged at the water outlet end of the second water tank 307 of the first water tank 306, carbon tetrachloride water is filled in the first water tank 306, an emulsifying agent is filled in the second water tank 307, the outer surface of the straight pipe can be washed by the cleaning mechanism 300, the second cleaning mechanism can be used for cleaning the surface of the straight pipe again after fluorescent liquid is coated conveniently; connecting rods 308 are rotatably connected to two outer side walls of the hollow column 301, one ends of the two connecting rods 308 are rotatably connected to a translation plate 309, a moisture-absorbing cotton roller 311 is rotatably connected to the translation plate 309, a telescopic column 310 is fixedly connected to the center of the side wall of the translation plate 309, and the translation plate 309 can be limited through the telescopic column 310, so that the moisture-absorbing cotton roller 311 can horizontally move.
Working principle: when the straight pipe is used, after the straight pipe is inserted into the shell 101, the first driving motor 203 in the positioning mechanism 200 drives the screw rod 202 to rotate, so that the moving block 204 is driven to move, the moving block 204 drives the rotating rod 205 to rotate, meanwhile, the end sliding block 206 of the moving block is driven to slide on the limiting arm 207, and the four arc plates 208 are simultaneously moved, so that the rubber wheels 209 on the four arc plates 208 can be driven to be in contact with the inner wall of the straight pipe, the straight pipe with different diameters can be conveniently positioned, the second driving motor 210 at the end parts of the four arc plates 208 can drive the rubber wheels 209 to rotate, so that the straight pipe is driven to rotate in the shell 101, the first electromagnetic valve is opened while the straight pipe rotates, the first water tank 306 is communicated with the split hose 305, then the first pressurizing pump 304 pressurizes carbon tetrachloride water into the hollow column 301, and finally the outer surface of the straight pipe is sprayed through the plurality of spray heads 302, and therefore the surface of the straight pipe can be quickly washed;
the winding wheel 415 is driven to rotate by the servo motor 416 to wind the traction rope 414, one end of the traction rope 414 can drag the sliding seat 410 to slide on the limiting column 417, thereby dragging the ring body 401 to slide along the fixed column 411 from one end to the other end of the straight pipe, the driving block 409 on the inner wall of the straight gear 408 can slide along the spiral groove 412 in the moving process, thereby driving the straight gear 408 to rotate, the toothed ring 407 and the cavity ring 404 are driven by meshing of the straight gear 408 and the toothed ring 407, the toothed ring 407 and the cavity ring 404 can be driven to rotate in translation, meanwhile, the first liquid storage tank 421 and the branch pipe 420 are communicated by controlling the opening of the electromagnetic valve II, so that fluorescent liquid can be pressurized into the following hose 418 by using the pressurizing pump II 419, and the fluorescent liquid in the ring body 401 can flow into the cavity ring 404 through the four communicating pipes 403, so that the fluorescent liquid can be extruded and smeared on the outer wall of the straight pipe through the discharging holes 406 in the plurality of smearing soft columns 405, and the cavity ring 404 can be driven to rotate in the moving and continuously extrude the fluorescent liquid in the moving and translating process, thereby the automatic smearing operation can be completed, and the smearing operation cannot be completed, but the problem is not smeared completely;
after fluorescent liquid is smeared and stood for a period of time, the air cylinder 303 drives the hollow column 301 to descend, the first electromagnetic valve is controlled to enable the second water tank 307 to be communicated with the shunt hose 305, the first electromagnetic valve at the water outlet end of the first water tank 306 is closed, the first pressurizing pump 304 pressurizes the emulsifying agent into the hollow column 301, then the emulsifying agent is sprayed on the surface of the straight tube through the spray head 302, then the air cylinder 303 drives the hollow column 301 to ascend, meanwhile, the two connecting rods 308 can be driven to rotate, the two moisture-absorbing cotton rollers 311 are enabled to approach each other until the two moisture-absorbing cotton rollers are in contact with the outer wall of the straight tube, the straight tube can be driven to rotate through the rubber wheel 209, the moisture-absorbing cotton rollers 311 roll on the surface of the straight tube, and therefore the effect of cleaning fluorescent liquid can be achieved;
finally, the second electromagnetic valve is controlled to enable the second liquid storage tank 422 to be communicated with the branch pipe 420, so that the developer in the second liquid storage tank 422 can be pressurized to the inside of the ring body 401 through the second pressurizing pump 419, the pulling rope 414 on the other side face of the sliding seat 410 is wound through the winding wheel 415, the ring body 401 at the end part of the straight pipe can be driven to be pulled to the original position, the developer can be automatically smeared on the outer surface of the straight pipe again according to the principle, then the plurality of flaw detection lamps 104 are turned on to irradiate the outer surface of the straight pipe, the straight pipe in the shell 101 is photographed through the plurality of cameras 105 after 15 seconds, green fluorescence can be displayed on the fluorescent agent at the defect part of the surface of the straight pipe, and the photographed photo is transmitted to a computer to be displayed and analyzed, so that the damage part of the outer surface of the straight pipe can be judged conveniently, and the device is suitable for flaw detection of large-sized pipe fittings.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is merely illustrative and explanatory of the invention, as various modifications and additions may be made to the particular embodiments described, or in a similar manner, by those skilled in the art, without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.
Claims (8)
1. The combined fluorescence penetration detection device is characterized by comprising a searchlighting mechanism (100), wherein a positioning mechanism (200) is fixedly arranged in the searchlighting mechanism (100), a cleaning mechanism (300) is fixedly arranged at the top of the searchlighting mechanism (100), and a smearing mechanism (400) is arranged at the bottom of the cleaning mechanism (300);
the utility model provides a coating mechanism (400) includes ring body (401), sliding sleeve has rotated ring (402) in ring body (401), the one end of four communicating pipes (403) of annular equidistance fixedly connected with on the inner wall of rotating ring (402), four fixedly connected with chamber ring (404) between the other end of communicating pipe (403), annular equidistance fixedly connected with is scribbled soft post (405) on the inner wall of chamber ring (404), it has discharge opening (406) to scribble in soft post (405), one side fixedly connected with ring gear (407) of chamber ring (404), the bottom meshing of ring gear (407) is connected with spur gear (408), fixedly connected with driving block (409) on the inner wall of spur gear (408), sliding sleeve has fixed column (411) in spur gear (408), set up helical groove (412) with driving block (409) slip embedding connection on the outer wall of ring body (411), support frame (413) are all fixedly connected with in both ends, bottom fixedly connected with toothed bar (410) in spur gear (408) and sliding sleeve (410), sliding sleeve is connected with in spur gear (410) and sliding sleeve (410).
2. The combined fluorescence penetration detection device according to claim 1, wherein the probe illumination mechanism (100) comprises a housing (101), the end part of the housing (101) is rotationally connected with a closed circular plate (102), a pulling handle is fixedly connected to the outer wall of the closed circular plate (102), four supporting seats (103) are symmetrically and fixedly connected to the outer wall of the housing (101), four flaw detection lamps (104) are fixedly connected to the opposite inner side walls of the housing (101), and a plurality of cameras (105) are fixedly arranged on the opposite inner side walls of the housing (101) at equal distances.
3. The combined fluorescence penetration detection device according to claim 1, wherein the positioning mechanism (200) is fixed on the plate (201), a screw rod (202) is rotatably connected to the central position of the fixed plate (201), an output end of a first driving motor (203) is fixedly connected to an end portion of the screw rod (202), a moving block (204) is rotatably connected to an outer portion of the screw rod (202) in a sleeved mode, one ends of four rotating rods (205) are rotatably connected to an outer wall of the moving block (204) in an annular equidistant mode, sliding blocks (206) are rotatably connected to the other ends of the four rotating rods (205), limiting arms (207) fixedly connected with the fixed plate (201) are slidably connected to the four sliding blocks (206) in a sleeved mode, arc plates (208) are fixedly connected to side walls of the four sliding blocks (206), three rubber wheels (209) are rotatably connected to each other in an intermediate distance mode, and a rotating shaft is fixedly sleeved between the three rubber wheels (209), and the end portion of the rotating shaft is fixedly connected to an output end of a second driving motor (210).
4. The combined fluorescence penetration detection device according to claim 1, wherein the cleaning mechanism (300) comprises a hollow column (301), a plurality of spray heads (302) communicated with the inside of the hollow column (301) are fixedly connected to the bottom of the hollow column (301) at equal intervals, two cylinders (303) are symmetrically and fixedly connected to the top of the hollow column (301) around the vertical center plane of the hollow column, a pressurizing pump I (304) communicated with the inside of the hollow column is fixedly connected to the top of the hollow column (301), one end of a diversion hose (305) is fixedly connected to the input end of the pressurizing pump I (304), a water tank I (306) and a water tank II (307) are fixedly connected to the two input ends of the diversion hose (305), an electromagnetic valve I is fixedly arranged at the water outlet end of the water tank II (307) of the water tank I (306), carbon tetrachloride water is filled in the water tank I (306), and an emulsifying agent is filled in the water tank II (307).
5. The combined fluorescence penetration detecting device according to claim 1, wherein one end of a traction rope (414) is fixedly connected to opposite side walls of the sliding seat (410), the other ends of the two traction ropes (414) are respectively wound with a winding wheel (415), and an output end of a servo motor (416) is fixedly sleeved at the central position of the winding wheels (415).
6. The combined fluorescence permeation detection device according to claim 1, wherein one end of a following hose (418) communicated with the inside of the ring body (401) is fixedly connected to the outer wall of the ring body, the other end of the following hose (418) is fixedly connected with the output end of a second pressurizing pump (419), a branch pipe (420) is fixedly connected to the input end of the second pressurizing pump (419), a first liquid storage tank (421) and a second liquid storage tank (422) are respectively and fixedly connected to the two input ends of the branch pipe (420), two second electromagnetic valves are symmetrically and fixedly sleeved on the outer wall of the branch pipe (420), fluorescent liquid is filled in the first liquid storage tank (421), and a developer is filled in the second liquid storage tank (422).
7. The combined fluorescence penetration detecting device according to claim 2, wherein a water collecting tank (106) is provided at the inner bottom of the housing (101), two inclined surface tables (107) are symmetrically and fixedly connected in the water collecting tank (106), and a drain pipe (108) communicated with the inside of the housing (101) is fixedly connected at the bottom of the housing.
8. The combined fluorescence penetration detecting device according to claim 4, wherein two outer side walls of the hollow column (301) are respectively and rotatably connected with a connecting rod (308), one ends of the two connecting rods (308) are respectively and rotatably connected with a translation plate (309), the translation plates (309) are rotatably connected with a moisture-absorbing cotton roller (311), and a telescopic column (310) is fixedly connected at the center position of the side wall of the translation plate (309).
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| CN117214193B (en) | 2024-03-19 |
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