Optical film optical detection device
Technical Field
The application relates to the technical field of material detection, in particular to an optical film optical detection device.
Background
With rapid development of photoelectric technology, optical films are increasingly used in the fields of photoelectric display, optical communication, optical instruments and the like. The performance and quality of the optical film directly affect the performance and service life of related products, so that it is important to accurately and efficiently detect the optical performance of the optical film, wherein the surface flatness of the optical film is one of important indexes for evaluating the production process level of the optical film. The traditional optical film detection mode mainly depends on manual operation, is easily influenced by human factors, and has low accuracy and reliability of detection results. In recent years, with the continuous development of automation technology and intelligent technology, the application of these technologies to optical film detection devices to improve detection efficiency and accuracy has become a hot spot for research in the industry, so as to improve the technical shortcomings of the existing detection devices.
The prior art also has the following problems:
1. When utilizing the light transmittance appearance to carry out the printing opacity to the optical film and examining, lack stable stop gear, often need the staff to hold and test, probably take place the displacement because of staff's hand shake, this kind of displacement can disturb the accuracy of test result for test data can not truly reflect the performance of optical film, and easily lead to easily sticking fingerprint, dust etc. on the optical film, and to storing longer optical film, its surface is more easy adhesion dust, if do not clean before examining, and then influence the printing opacity of optical film and examine.
2. The surface smoothness of the optical film is critical to imaging quality, if the surface is uneven, light rays are scattered and diffracted when the surface of the film propagates, so that imaging quality and definition are reduced, the optical film is a very thin film, surface marks are difficult to carefully observe through naked eyes, so that the detection efficiency is low when the film piece is detected, the detection effect is poor, common detection equipment is difficult to accurately position a scratch position, in addition, the thickness detection error of the optical film is large, and the optical performance of the optical film is difficult to calculate according to the thickness of a film layer, so that the designed optical film can meet specific application requirements.
Disclosure of Invention
In order to overcome the defects that a stable limiting mechanism is lacked, fingerprints, dust and the like are easy to adhere to an optical film, dust is easy to adhere to the surface of the optical film when the optical film is stored for a long time, if the optical film is not cleaned before detection, light transmission detection of the optical film is affected, surface marks are difficult to carefully observe through naked eyes, so that the detection efficiency is low when a thin film piece is detected, the detection effect is poor, a scratch is difficult to accurately position by common detection equipment, in addition, the thickness detection error of the optical film is large, the optical performance of the optical film is difficult to calculate according to the thickness of a film layer, and the like, the invention aims to provide an optical detection device for the optical film, and the defects are overcome.
The application provides an optical film optical detection device which comprises a light transmittance meter, wherein a light source probe is arranged on the lower surface of the top end of the light transmittance meter, a limiting component is arranged in an inner cavity of the light transmittance meter, the limiting component is positioned right below the light source probe, a detection component is arranged in the inner cavity of the light transmittance meter, the limiting component comprises a limiting frame, limiting rods are fixedly arranged at two ends of the limiting frame, a first threaded rod is rotatably connected to the inner wall of the limiting frame, a first fixing strip is arranged on the outer surface of the first threaded rod, a moving strip is rotatably connected to the outer surface of the first threaded rod through threads, an adjusting mechanism is fixedly arranged on the lower surfaces of the first fixing strip and the moving strip, limiting mechanisms are arranged at the bottom ends of the adjusting mechanism, two limiting mechanisms are arranged on the outer surface of the limiting mechanism below the moving strip, a lifting mechanism is arranged on the outer surface of the limiting frame, a motor is arranged on the outer surface of the limiting frame, a detection table is arranged on the upper surface of the limiting frame, the motor is sleeved with a first output end of the motor and the first threaded rod, the first fixing strip is fixedly connected to the first threaded rod and the first threaded rod, and the first fixing strip is fixedly connected to the first threaded rod.
Further, adjustment mechanism includes the adjustment seat, the lower surface sliding connection of adjustment seat has first slider, the surface fixed mounting of first slider has the actuating lever, the adjustment seat inner chamber rotates and is connected with the second threaded rod, second threaded rod and first slider pass through threaded connection, four corner fixed mounting of lower surface of adjustment seat have first storage pole, the inner chamber sliding connection of first storage pole has the telescopic link, the bottom fixed mounting of telescopic link has the regulating plate, the upper surface fixed mounting of regulating plate has the actuating block, the actuating groove has been seted up to the surface of actuating block, actuating lever and actuating groove sliding connection, the bottom inner chamber sliding connection of regulating plate has the buffer block, the bottom fixed mounting of buffer block has the solid fixed ring, the bottom surface of buffer block has cup jointed first spring, first spring is located between regulating plate and the solid fixed ring, the adjustment seat respectively with first fixed strip and movable strip fixed connection.
Further, stop gear includes the pressure piece, the both ends fixed mounting of pressure piece has the hoisting block, the bottom inner chamber rotation of pressure piece is connected with the pressure pole, the upper surface and the solid fixed ring fixed connection of pressure piece, the bottom and the test bench laminating of pressure pole.
Further, clean mechanism includes laying dust box, laying dust box and pressure piece fixed connection, the both ends fixed mounting of laying dust box has the inserted bar, the inserted bar inserts with the pressure piece of removal strip department and closes, one side fixed mounting of laying dust box has a piece board, cut the laminating of board and pressure bar, the dust removal groove has been seted up to the surface of pressure piece, cut the board and be located the dust removal groove inner chamber.
Further, climbing mechanism includes the cylinder, the inner chamber sliding connection of cylinder has the piston rod, the one end fixed mounting of piston rod has the removal frame, the both ends fixed mounting who removes the frame has the lifter, the upper surface slope of lifter, and the bottom upper surface of lifter and the top diapire contact of lifter, remove frame and spacing sliding connection.
Further, the detection component comprises a supporting plate, backup pad and light transmittance appearance inner chamber swing joint, the upper surface of backup pad rotates and is connected with the second and accomodates the pole, the inner chamber sliding connection who accomodates the pole has the regulation pole, the one end fixed mounting who adjusts the pole has the connecting strip, the one end fixed mounting who adjusts the pole is kept away from to the connecting strip has the pick-up plate, the spout has been seted up to the surface of pick-up plate, the inner chamber sliding connection of spout has detection mechanism, the upper surface of pick-up plate is provided with measuring mechanism, measuring mechanism's surface is provided with alarm mechanism, spout, measuring mechanism and alarm mechanism evenly distributed are on the pick-up plate, the surface that detection mechanism one side was kept away from to the pick-up plate is provided with the scale mark, and middle scale mark is zero, outwards increases in proper order.
Further, detection mechanism includes the detection piece, the inner chamber sliding connection of detection piece has the regulating block, the inner chamber rotation of detection piece is connected with the third threaded rod, the bottom fixed mounting of regulating block has first connecting block, the inner chamber rotation of first connecting block is connected with the detection pole, the surface fixed mounting of detection piece has first fixed block, the both ends fixed mounting of first fixed block has the slide bar, the surface of slide bar has cup jointed the second spring.
Further, the third threaded rod is connected with the adjusting block through threads, the sliding rod is connected with the sliding groove in a sliding mode, the second spring is located between the detection plate and the first fixing block, the bottom end of the second spring is fixedly connected with the first fixing block, and the second spring is in a compressed state when the first fixing block is located at the middle part of the detection plate.
Further, the measuring mechanism comprises a second fixing strip, the surface sliding connection of second fixing strip has first draw runner, the surface sliding connection of first draw runner has the second draw runner, the middle part fixed mounting of second draw runner has the pointer, the surface rotation of first draw runner is connected with the dwang, the surface of dwang has cup jointed the belt, one side middle part fixed mounting of belt has the second connecting block, the one end and the second draw runner fixed connection of belt are kept away from to the second connecting block, the middle part fixed mounting of second fixing strip has the second fixed block, the one end of second fixed block and the middle part fixed connection of belt, the bottom of pointer is located on the zero scale mark of pick-up plate surface when first fixed block is located the pick-up plate middle part.
Further, alarm mechanism includes the fourth threaded rod, fourth threaded rod and second fixed strip rotate to be connected, the both ends of fourth threaded rod are connected with the second slider through the screw thread rotation, the screw thread opposite direction at fourth threaded rod both ends, second slider and second fixed strip sliding connection, the surface of second slider is provided with the pilot lamp, one side surface that the pilot lamp was kept away from to the second slider is provided with the button, button and pilot lamp electric connection, the middle part fixed mounting of first slider has the pressure board, the pressure board is located between the button.
The technical scheme provided by the application has at least the following technical effects or advantages:
1. Because the limiting component is adopted, the problem that when the light transmittance of the optical film is detected by utilizing the light transmittance meter, a stable limiting mechanism is lacking, a worker is often required to hold the optical film for testing, displacement possibly occurs due to hand shake of the worker, the displacement can interfere with the accuracy of a testing result, the testing data can not truly reflect the performance of the optical film, fingerprints, dust and the like are easily adhered to the optical film, dust is easily adhered to the surface of the optical film which is stored for a long time, if the optical film is not cleaned before detection, and the light transmittance detection of the optical film is further affected.
2. Because the detection component is adopted, the problem that the surface flatness of the optical film is critical to imaging quality is effectively solved, if the surface is uneven, light rays are scattered and diffracted when the surface of the film propagates, so that the imaging quality and definition are reduced, the optical film is mostly a very thin film, surface marks are difficult to carefully observe through naked eyes, therefore, the detection efficiency is lower when the film piece is detected, the detection effect is poor, the scratch position is difficult to accurately locate by common detection equipment, in addition, the thickness detection error of the optical film is larger, the optical performance of the optical film is difficult to calculate according to the thickness of a film layer, and the designed optical film can meet specific application requirements.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a schematic diagram of a limiting assembly according to an embodiment of the present application;
FIG. 3 is a schematic view of a stop lever according to an embodiment of the present application;
FIG. 4 is a schematic view of an adjusting mechanism according to an embodiment of the present application;
FIG. 5 is a schematic diagram of a limiting mechanism according to an embodiment of the present application;
FIG. 6 is a schematic view of a cleaning mechanism according to an embodiment of the present application;
FIG. 7 is an enlarged schematic view of the structure A in FIG. 6 according to the embodiment of the present application;
fig. 8 is a schematic structural diagram of a jacking mechanism in an embodiment of the present application;
FIG. 9 is a schematic diagram of a detection component according to an embodiment of the present application;
FIG. 10 is a schematic view of a partial structure of a detecting plate according to an embodiment of the present application;
FIG. 11 is a schematic diagram of a detection mechanism according to an embodiment of the present application;
FIG. 12 is a schematic view of a measuring mechanism according to an embodiment of the present application;
Fig. 13 is a schematic structural view of a third threaded rod according to an embodiment of the present application.
In the figure, 1, a light transmittance meter; 2, a light source probe; 3, a limiting assembly; 31, a limit frame, 32, a limit rod, 33, a first threaded rod, 34, a first fixed rod, 35, a movable rod, 36, an adjusting mechanism, 361, an adjusting seat, 362, a first sliding block, 363, a second threaded rod, 364, a first containing rod, 365, a telescopic rod, 366, an adjusting plate, 367, a driving block, 368, a buffer block, 369, a fixed ring, 3610, a first spring, 37, a limit mechanism, 371, a pressure block, 372, a lifting block, 373, a pressure rod, 38, a cleaning mechanism, 381, a dust box, 382, an inserting rod, 383, a cutting plate, 384, a dust removing groove, 39, a lifting mechanism, 391, a cylinder, 392, a piston rod, 393, a movable frame, 394, a lifting rod, 310, a motor, 311, a detecting table, 4, a detecting component, 41, a supporting plate, 42, a second containing rod, 43, an adjusting rod, 44, a connecting rod, 45, a plate, 46, a sliding groove, 47, a detecting mechanism, a detecting block, a regulating block, 473, a third connecting block, a pressure block, a 372, a third connecting block, a first sliding block, a second sliding block, a third connecting block, a flexible rod, a first sliding block, a second sliding block, a first sliding block, a liquid, a second sliding block, a third sliding block, a liquid, a second sliding block, a liquid, a first, a second sliding block, a liquid, a liquid, a, a, a,.
Detailed Description
If the optical film is not cleaned before detection, and light transmission detection of the optical film is affected, the optical film can be flexibly fixed and cleaned through the limiting component, the optical film can be flatly unfolded during cleaning, and surface marks are difficult to carefully observe through naked eyes.
In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.
Referring to fig. 1, an optical film optical detection device comprises a light transmittance meter 1, wherein a light source probe 2 is arranged on the lower surface of the top end of the light transmittance meter 1, a limiting component 3 is arranged in an inner cavity of the light transmittance meter 1 and is positioned under the light source probe 2, a detection component 4 is arranged in the inner cavity of the light transmittance meter 1, an optical film to be detected is placed on the limiting component 3, the optical film is limited by the limiting component 3, meanwhile, the limiting component 3 can clean the optical film when limiting, the detection component 4 is used for detecting the flatness and thickness of the optical film, the light source probe 2 is used for emitting light, the light can be ensured to accurately irradiate the optical film, and light transmission analysis is performed.
Referring to fig. 2 and 3, the limiting assembly 3 includes a limiting frame 31, limiting rods 32 are fixedly mounted at two ends of the limiting frame 31, a first threaded rod 33 is rotatably connected to an inner wall of the limiting frame 31, a first fixing strip 34 is disposed on an outer surface of the first threaded rod 33, a moving strip 35 is rotatably connected to an outer surface of the first threaded rod 33 through threads, an adjusting mechanism 36 is fixedly mounted on lower surfaces of the first fixing strip 34 and the moving strip 35, limiting mechanisms 37 are disposed at bottom ends of the adjusting mechanism 36, two limiting mechanisms 37 are disposed, a cleaning mechanism 38 is disposed on an outer surface of the limiting mechanism 37 below the moving strip 35, a jacking mechanism 39 is disposed on an outer surface of the limiting frame 31, an electric motor 310 is disposed on an outer surface of the limiting frame 31, a detecting table 311 is disposed on an upper surface of the limiting frame 310 and an output end of the first threaded rod 33 are sleeved, the moving strip 35 is slidably connected to the limiting rod 32, the first fixing bar 34 is fixedly connected with the limit bar 32, the first threaded rod 33 is rotationally connected with the first fixing bar 34, when the optical film is detected, the detection assembly 4 is stored until the limit mechanism 37 is cleaned, then the detection assembly 4 is displayed on the detection table 311, the first threaded rod 33 is rotated through the operation of the motor 310, the rotation of the first threaded rod 33 drives the moving bar 35 to move on the first threaded rod 33, the moving bar 35 is moved to the first fixing bar 34, the limit mechanism 37 is driven to lift through the operation of the jacking mechanism 39, the bottom end of the limit mechanism 37 and the detection table 311 have a gap, the optical film passes through the limit frame 31 and is displayed on the detection table 311, meanwhile, the moving distance of the moving bar 35 can be controlled according to the optical length, the two ends of the optical film are fixed, and therefore the optical film can be flatly unfolded during cleaning, at this time, the lifting mechanism 39 works to drive the limiting mechanism 37 to contact with the detecting table 311, meanwhile, the motor 310 works again to drive the moving bar 35 to slide on the limiting rod 32, the movement of the moving bar 35 drives the adjusting mechanism 36 to move, the movement of the adjusting mechanism 36 drives the limiting mechanism 37 to move, the limiting mechanism 37 flattens the optical film and simultaneously cleans the outer surface of the optical film, the adjusting mechanism 36 can be used for adjusting the pressure of the limiting mechanism 37 on the optical film, the flexibility is improved, and the cleaning mechanism 38 is used for collecting dust generated when the limiting mechanism 37 is cleaned, so that periodic cleaning is facilitated.
Referring to fig. 3,4 and 5, the adjusting mechanism 36 includes an adjusting seat 361, a first sliding block 362 is slidingly connected to a lower surface of the adjusting seat 361, a driving rod is fixedly mounted on an outer surface of the first sliding block 362, a second threaded rod 363 is rotatably connected to an inner cavity of the adjusting seat 361, the second threaded rod 363 is in threaded connection with the first sliding block 362, a first receiving rod 364 is fixedly mounted at four corners of a lower surface of the adjusting seat 361, a telescopic rod 365 is slidingly connected to an inner cavity of the first receiving rod 364, an adjusting plate 366 is fixedly mounted at a bottom end of the telescopic rod 365, a driving block 367 is fixedly mounted on an upper surface of the adjusting plate 366, a driving groove is formed on an outer surface of the driving block 367, the driving rod is slidingly connected with the driving groove, a buffer block 368 is slidingly connected to a bottom end inner cavity of the adjusting plate 366, a fixing ring 369 is fixedly mounted at a bottom end of the buffer block 368, the first spring 3610 has been cup jointed to the bottom surface of buffer block 368, first spring 3610 is located between regulating plate 366 and the solid fixed ring 369, regulating seat 361 respectively with first fixed strip 34 and remove strip 35 fixed connection, drive first slider 362 through rotating second threaded rod 363 and slide on regulating seat 361, the slip of regulating seat 361 drives the actuating lever and slides on the drive slot of actuating block 367 surface, telescopic link 365 slides in first storage rod 364 inner chamber this moment, the slip of telescopic link 365 drives regulating plate 366 and removes, thereby make buffer block 368 drive solid fixed ring 369 and remove, the interval of pressure lever 373 to detecting table 311 can be adjusted this moment, can adjust the pressure of pressure lever 373 to the optical film simultaneously, realize the flexible centre gripping to the optical film, avoid leading to the fact the damage to the optical film in the early centre gripping in-process.
Please refer to fig. 6, As shown in fig. 7 and 8, the limiting mechanism 37 comprises a pressure block 371, lifting blocks 372 are fixedly arranged at two ends of the pressure block 371, a pressure rod 373 is rotatably connected to the inner cavity of the bottom end of the pressure block 371, the upper surface of the pressure block 371 is fixedly connected with a fixed ring 369, the bottom end of the pressure rod 373 is attached to a detection table 311, the cleaning mechanism 38 comprises a dust box 381, the dust box 381 is fixedly connected with the pressure block 371, an inserting rod 382 is fixedly arranged at two ends of the dust box 381, the inserting rod 382 is inserted with the pressure block 371 at the position of a moving bar 35, a cutting plate 383 is fixedly arranged at one side of the dust box 381, the cutting plate 383 is attached to the pressure rod 373, a dust removing groove 384 is formed on the outer surface of the pressure block 371, the cutting plate 383 is positioned in the inner cavity of the dust removing groove 384, the lifting mechanism 39 comprises a cylinder 391, the inner cavity of the cylinder 391 is slidingly connected with a piston rod 392, a moving frame 393 is fixedly arranged at one end of the piston rod 392, lifting bars 393 are fixedly arranged at two ends of the lifting frame 393, the upper surface of the lifting bar 394 is inclined, the upper surface of the bottom end of the lifting bar 394 is contacted with the top end and the bottom wall of the lifting block 372, the moving frame 393 is in sliding connection with the limiting frame 31, when the moving bar 35 moves to the first fixing bar 34, the piston rod 392 is driven to move by the operation of the air cylinder 391, the moving frame 393 is driven to slide on the limiting frame 31 by the movement of the piston rod 392, the lifting bar 394 is driven to move by the movement of the lifting bar 394, the two lifting blocks 372 on the pressure block 371 are driven to jack up by the movement of the lifting bar 394, the pressure block 371 is integrally lifted, at the moment, a gap is reserved between the pressure bar 373 and the detection table 311, so that an optical film can pass through the bottom end of the pressure bar 373 when the optical film is detected, the optical film is displayed on the detection table 311, one end of the optical film is prevented from being directly under the first fixing bar 34, the lifting bar 394 is separated from jack up the lifting block 372 along with the re-operation of the air cylinder 391, at this moment, one end of the optical film is fixed on the pressure rod 373, meanwhile, the motor 310 works to drive the movable bar 35 to move on the first threaded rod 33, at this moment, the pressure rod 373 rolls on the optical film, soft materials are adopted by the pressure rod 373, the pressure rod 373 rotates in the moving process of the pressure block 371, at this moment, dust on the outer surface of the optical film can be cleaned, meanwhile, the pressure rod 373 contacts with the cutting plate 383 in the rotating process, the dust on the outer surface of the pressure rod 373 falls into the dust box 381 from the inner cavity of the dust collection groove 384 to be collected intensively, the inserting rod 382 is separated from the pressure block 371 in a plugging mode, the dust on the dust box 381 can be cleaned regularly, meanwhile, due to the flexible force and the adjustment of the adjustment mechanism 36, the height of the pressure rod 373 can be adjusted according to the optical films with different specifications, namely, the optical films with different thicknesses are detected, the optical films are prevented from being damaged too much pressure, the optical films are prevented from being cleaned uncleanly due to too small pressure, the soft materials and the rolling mode are adopted, the surface of the optical films cannot be scratched or the optical films can be cleaned intensively in a rolling mode, the traditional mode or the rolling mode is prevented from being worn down, the surface of the optical films can be cleaned conveniently, the optical films can be cleaned conveniently or the optical films can be cleaned conveniently, and the quality can be better than the optical films can be cleaned conveniently, and accurately, and the quality can be cleaned conveniently, and the optical films can be cleaned conveniently and accurately when the optical films can be detected conveniently and accurately by detecting the pressure and the optical films can be detected.
Referring to fig. 9 and 10, the detecting assembly 4 includes a supporting plate 41, the supporting plate 41 is movably connected with an inner cavity of the light transmittance meter 1, a second receiving rod 42 is rotatably connected to an upper surface of the supporting plate 41, an adjusting rod 43 is slidably connected to an inner cavity of the second receiving rod 42, a connecting bar 44 is fixedly mounted at one end of the adjusting rod 43, a detecting plate 45 is fixedly mounted at one end of the connecting bar 44 far away from the adjusting rod 43, a chute 46 is provided on an outer surface of the detecting plate 45, a detecting mechanism 47 is slidably connected to an inner cavity of the chute 46, a measuring mechanism 48 is provided on an upper surface of the detecting plate 45, an alarm mechanism 49 is provided on an outer surface of the measuring mechanism 48, the chute 46, the detecting mechanism 47, the measuring mechanism 48 and the alarm mechanism 49 are uniformly distributed on the detecting plate 45, a scale mark is provided on an outer surface of the detecting plate 45 far away from the detecting mechanism 47, and the middle scale mark is zero, sequentially increases outwards, after the pressure rod 373 is cleaned, the supporting plate 41 is pulled to enable the supporting plate 41 to move on the light transmittance meter 1, meanwhile, the second storage rod 42 is rotated to adjust the angle, the directions of the connecting rod 44 and the first fixing rod 34 are kept consistent, the position of the adjusting rod 43 in the inner cavity of the second storage rod 42 is adjusted, when the bottom end of the detecting mechanism 47 contacts with the upper surface of the detecting table 311, the positions of the adjusting rod 43 and the second storage rod 42 are relatively stable, the second storage rod 42 and the adjusting rod 43 can be fixed in a bolt fixing mode, because the optical film has a thickness to drive the detecting mechanism 47 to move, the thickness of the optical film can be read through the position of the measuring mechanism 48 on a scale mark, and the measuring mechanism 48 has a double-stroke effect, so that better data reading is facilitated, namely, because the optical film is usually thinner and the numerical value is inconvenient to read, when the measuring mechanism 48 is adopted to read data, quite some two optical films are overlapped together, so that half of the read value is the thickness of the optical film, flatness of the optical film is detected through the detecting mechanism 47, when the detecting mechanism 47 encounters a concave or convex part of the optical film, the measuring mechanism 48 is driven to move, and the measuring mechanism 48 is driven to move, so that the alarm mechanism 49 gives an alarm.
Referring to fig. 10 and 11, the detecting mechanism 47 includes a detecting block 471, an inner cavity of the detecting block 471 is slidably connected with an adjusting block 472, an inner cavity of the detecting block 471 is rotatably connected with a third threaded rod 473, a bottom end of the adjusting block 472 is fixedly provided with a first connecting block 474, an inner cavity of the first connecting block 474 is rotatably connected with a detecting rod 475, an outer surface of the detecting block 471 is fixedly provided with a first fixing block 476, two ends of the first fixing block 476 are fixedly provided with sliding rods 477, an outer surface of the sliding rod 477 is sleeved with a second spring 478, the third threaded rod 473 is connected with the adjusting block 472 through threads, the sliding rod 477 is slidably connected with the sliding groove 46, the second spring 478 is located between the detecting plate 45 and the first fixing block 476, a bottom end of the second spring 478 is fixedly connected with the first fixing block 476, the second spring 478 is in a compressed state when the first fixing block 476 is located in the middle of the detecting plate 45, the position of the adjusting block 472 in the inner cavity of the detecting block 471 can be adjusted by rotating the third threaded rod 473, the movement of the adjusting block 472 drives the first connecting block 474 to move, the first connecting block 474 moves to drive the detecting rod 475 to move, when the thickness of the optical film is measured, the first fixing block 476 is positioned in the middle of the detecting plate 45 when the detecting rod 475 is attached to the detecting table 311 by adjusting, the bottom end of the pointer 484 points to the zero scale of the optical film, thus when the detecting rod 475 passes through the optical film, the thickness of the optical film lifts the detecting rod 475, the detecting rod 475 drives the detecting block 471 to move upwards, the detecting block 471 moves upwards to drive the first fixing block 476 to move upwards to drive the sliding rod 477 to slide in the inner cavity of the sliding groove 46, the second spring 478 compresses, thereby driving the pointer 484 to move on the scale mark, facilitating the thickness reading of the optical film, one of the detecting rods 475 and the detecting table 311 can be contacted during the detection, and the optical film is not contacted, so that the pointer 484 is conveniently and always positioned on a zero scale mark during detection, and the whole equipment is ensured to be in a relatively stable state during detection.
Please refer to fig. 10, 11, As shown in fig. 12 and 13, the measuring mechanism 48 includes a second fixing bar 481, the outer surface of the second fixing bar 481 is slidably connected with a first sliding bar 482, the outer surface of the first sliding bar 482 is slidably connected with a second sliding bar 483, a pointer 484 is fixedly mounted at the middle part of the second sliding bar 483, the outer surface of the first sliding bar 482 is rotatably connected with a rotating bar 485, a belt 486 is sleeved on the outer surface of the rotating bar 485, a second connecting block 487 is fixedly mounted at one side middle part of the belt 486, one end of the second connecting block 487 far from the belt 486 is fixedly connected with the second sliding bar 483, a second fixing block 488 is fixedly mounted at the middle part of the second fixing bar 481, one end of the second fixing block 488 is fixedly connected with the middle part of the belt 486, the bottom end of the pointer 484 is positioned on the zero scale line of the outer surface of the detecting plate 45 when the first fixing block 476 is positioned at the middle part of the detecting plate 45, the alarm mechanism 49 includes a fourth threaded rod 491, the fourth threaded rod 491 is rotationally connected with the second fixing bar 481, the two ends of the fourth threaded rod 491 are rotationally connected with the second sliding block 492 through threads, the threads at the two ends of the fourth threaded rod 491 are opposite in direction, the second sliding block 492 is slidingly connected with the second fixing bar 481, an indicator light 493 is arranged on the outer surface of the second sliding block 492, a button 494 is arranged on the outer surface of one side of the second sliding block 492 far away from the indicator light 493, the button 494 is electrically connected with the indicator light 493, a pressure plate 495 is fixedly arranged at the middle part of the first sliding bar 482, the pressure plate 495 is arranged between the buttons 494, the detecting mechanism 47 can detect the flatness of the outer surface of the optical film besides detecting the thickness of the optical film, when the detecting rod 475 encounters the concave and convex part of the outer surface of the optical film, the detecting rod 475 descends at the concave part under the elasticity of the second spring 478, meanwhile the second spring compression of the detecting rod 475 is increased when the detecting rod 475 is at the convex part of the optical film, at this moment, the detection rod 475 is lifted at the bulge, so that the optical defect can be found conveniently and accurately, meanwhile, the pressure plate 495 is driven to move by the movement of the detection block 471, the pressure plate 495 is driven to move by the movement of the first slide 482 to slide on the second fixed bar 481, the belt 486 is driven to move by the movement of the first slide 482, the second fixed block 488 and the belt 486 are driven to generate displacement by the movement of the belt 486, the second slide 483 is driven to move by the movement of the belt 486, the moving distance of the second slide 483 is twice the moving distance of the detection block 471, namely, the optical film thickness measured by the pointer 484 is twice the actual optical film thickness, so that the data can be read conveniently when the film is measured, meanwhile, the outer surface of the optical film is defective, the push button 494 is extruded when the pressure plate 495 moves, the push of the push button 494 drives the indicator 493 to send a warning, so that the defect of the optical film can be found rapidly, the fourth slide 492 is driven to move on the second slide 487, the second slide 492 is driven to move by the movement of the second slide 483, namely, the optical film thickness can be adjusted conveniently, and the distance of the optical film can be adjusted conveniently, namely, by a person can see the outer surface of the optical film can be adjusted conveniently.
In summary, the optical film is limited by the limiting component 3, the limiting component 3 can clean the optical film during limiting, the detecting component 4 is used for detecting the flatness and thickness of the optical film, the light source probe 2 is used for emitting light to ensure that the light can accurately irradiate the optical film, and the light transmission analysis is performed, when the optical film is detected, the detecting component 4 is stored until the limiting mechanism 37 is cleaned, then the detecting component 4 is presented on the detecting table 311, the moving bar 35 is moved to the first fixing bar 34 by the operation of the motor 310, the limiting mechanism 37 is driven to be lifted by the operation of the lifting mechanism 39, the bottom end of the limiting mechanism 37 and the detecting table 311 have a gap, the optical film passes through the limiting frame 31 and is displayed on the detecting table 311, and at the moment, the lifting mechanism 39 is driven to be contacted with the limiting mechanism 37 and the detecting table 311, meanwhile, the motor 310 works again to drive the movable bar 35 to slide on the limit bar 32, the movement of the movable bar 35 drives the adjusting mechanism 36 to move, the movement of the adjusting mechanism 36 drives the limiting mechanism 37 to move, the limiting mechanism 37 flattens the optical film and cleans the outer surface of the optical film, the adjusting mechanism 36 can be used for adjusting the pressure of the limiting mechanism 37 on the optical film, the flexibility force is improved, the cleaning mechanism 38 is used for collecting dust generated during cleaning of the limiting mechanism 37, the regular cleaning is convenient, after the pressure bar 373 is cleaned, the supporting plate 41 is pulled to enable the supporting plate 41 to move on the light transmittance meter 1, meanwhile, the second accommodating rod 42 is rotated to adjust the angle, the directions of the connecting bar 44 and the first fixing bar 34 are kept consistent, the position of the adjusting rod 43 in the inner cavity of the second accommodating rod 42 is adjusted, when the bottom end of the detecting mechanism 47 contacts with the upper surface of the detecting table 311, the positions of the adjusting rod 43 and the second accommodating rod 42 are relatively stable, the second accommodating rod 42 and the adjusting rod 43 can be fixed in a bolt fixing mode, the detecting mechanism 47 is driven to move by the thickness of the optical film, the thickness of the optical film can be read by the position of the measuring mechanism 48 on a scale mark, the measuring mechanism 48 has the double-stroke effect, and therefore better data reading is facilitated, namely, the optical film is usually thinner, numerical values are inconvenient to read, when the measuring mechanism 48 is adopted for reading data, the thickness of two optical films are relatively overlapped, half of the read numerical values are the thickness of the optical film, flatness of the optical film is detected through the detecting mechanism 47, and when the detecting mechanism 47 encounters a concave or convex part of the optical film, the measuring mechanism 48 is driven to move by the detecting mechanism 47, and the warning mechanism 49 is used for giving warning when the outer surface of the optical film is uneven.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
The foregoing is only a preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be able to apply equivalents and modifications according to the technical scheme and the concept of the present application within the scope of the present application.