A polarizing plate cleaning device

Abstract

The application discloses a polaroid cleaning device and relates to the technical field of polaroid cleaning.The polaroid cleaning device comprises a conveying assembly, a grinding assembly and a pressing assembly.The conveying assembly comprises first rotating rollers and fixing rods, and the first rotating rollers are rotationally connected with the fixing rods at two ends respectively.The grinding assembly comprises second rotating rollers, third rotating rollers, a grinding belt, sliding blocks, a fixing plate and an elastic member, and the second rotating rollers and the third rotating rollers are arranged in two groups respectively, and the grinding belt is arranged outside the second rotating rollers and the third rotating rollers.The polaroid cleaning device sprays water through the spray head, and the water pressure can provide a pressure close to the polaroid for the grinding belt, so that the outer side of the grinding belt is in contact with the surface of the polaroid, the cleaning effect of the surface of the polaroid is ensured, and the water sprayed by the spray head can also wash away the impurities on the surface of the polaroid, thereby completing the cleaning of the surface of the polaroid.A plurality of spray heads are arranged in parallel, and the spray heads can drive the limiting strips to slide in the inner walls of the grooves on the adjacent spray heads when the spray heads move, so that the movement of the spray heads is stable.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of polarizing plate cleaning, in particular to a polarizing plate cleaning device. BACKGROUND

[0002] In the process of polarizing plate processing, impurities on the surface of the polarizing plate need to be removed to ensure the stability of the subsequent attachment effect and reduce the influence of impurities on the quality of the subsequent finished product display.

[0003] At present, the Chinese invention patent with application number 202010292232.4 discloses a belt type polarizing plate automatic grinding device, which can realize automatic grinding and cleaning of the moving polarizing plate without stopping, has the functions of belt grinding, wet grinding environment, belt cleaning, belt height detection and adjustment, and driven wheel slip detection, effectively improves the grinding and cleaning uniformity and cleaning effect, and meets the cleaning optical requirements. However, the grinding belt is extruded by the pressure seat, the inner side of the grinding belt is always in friction with the pressure seat, and many debris will be generated when the grinding belt moves and fall on the polarizing plate, causing scratches on the surface of the polarizing plate. Moreover, the size of the pressure seat is fixed, so the length of the grinding belt on the upper and lower sides of the polarizing plate cannot be adjusted, making it difficult to clean polarizing plates of different sizes. Because the grinding belts on the upper and lower sides of the polarizing plate cannot exceed the left and right sides of the polarizing plate, otherwise it is difficult to install the limiting column on the left and right sides of the polarizing plate, and during the movement and cleaning of the grinding belt, the polarizing plate will be offset and skewed, affecting the cleaning effect. SUMMARY

[0004] The technical problem to be solved by the present application is that the existing method of extruding the grinding belt by the pressure seat causes the inner side of the grinding belt to always be in friction with the pressure seat, resulting in many debris generated when the grinding belt moves and falling on the polarizing plate, causing scratches on the surface of the polarizing plate. Moreover, the size of the pressure seat is fixed, so the length of the grinding belt on the upper and lower sides of the polarizing plate cannot be adjusted, making it difficult to clean polarizing plates of different sizes.

[0005] To solve the above technical problems, the present application provides the following technical solutions: a polarizing plate cleaning device, comprising a conveying assembly, a grinding assembly and a pressing assembly, the conveying assembly comprises a first rotating roller and a first fixed rod, the first rotating roller is rotatably connected to the first fixed rod at both ends; the grinding assembly comprises a second rotating roller, a third rotating roller, a grinding belt, a sliding block, a first fixed plate and an extension piece, the second rotating roller and the third rotating roller are provided with two respectively, the grinding belt is arranged outside the second rotating roller and the third rotating roller, the second rotating roller is rotatably connected to the sliding block, the extension piece is fixedly connected to the sliding block at both ends, the sliding block is slidably connected to the sliding groove at the bottom of the first fixed plate, and the third rotating roller is rotatably connected to the top of the first fixed plate; the pressing assembly comprises a spray head, the spray head is provided with a groove at one side, the spray head is fixedly connected to a limiting strip at the other side, the limiting strip on the adjacent spray head is slidably connected to the inner wall of the groove, the spray head is provided with an inlet at the top, and the spray head faces the first rotating roller.

[0006] As a preferred scheme of the polarizing plate cleaning device, wherein: the spray head is provided with an opening, the inner wall of the opening is slidably connected to a fixed strip, the fixed strip is fixedly connected to a second fixed rod at the end away from the spray head, and the second fixed rod is fixedly connected to a supporting rod at both ends.

[0007] As a preferred scheme of the polarizing plate cleaning device, wherein: further comprising a control assembly, the control assembly comprises a shell, a first spring, a movable block, a fixed block and an extension rod, the shell is provided with an inlet pipe, the inner wall of the shell is fixedly connected to a fixed frame, the fixed block is fixedly connected between the fixed frame and the inner wall of the shell, the fixed block is fixedly connected to one end of the first spring at both sides, the other end of the first spring is fixedly connected to the movable block, the shell is fixedly connected to one end of the extension rod, the inside of the extension rod is communicated with the shell, the extension rod is provided corresponding to the spray head, and the other end of the extension rod is fixedly connected to the spray head.

[0008] As a preferred scheme of the polarizing plate cleaning device, wherein: the outer wall of the shell is fixedly connected to a supporting leg.

[0009] As a preferred scheme of the polarizing plate cleaning device, wherein: the control assembly further comprises a reset piece, the reset piece comprises a first fixed tube, a second fixed tube, a movable tube, a second spring and a second fixed plate, one end of the first fixed tube is fixedly connected to one side of the fixed frame, the other end of the first fixed tube is fixedly connected to one end of the second spring, the other end of the second spring is fixedly connected to the second fixed plate, the second fixed plate is fixedly connected to one end of the movable tube, the second spring is sleeved outside the movable tube, the other end of the movable tube is slidably connected to the inner side of the first fixed tube, the movable tube is provided with a through hole, the other side of the fixed frame is fixedly connected to the second fixed tube, and the second fixed tube is sleeved outside the second spring.

[0010] As a preferred scheme of the polarizing plate cleaning device, the telescopic member comprises a fixed cylinder, a movable rod, piston heads and a connecting pipe, the piston heads are provided in two, the piston heads are slidably connected inside the fixed cylinder, one end of the movable rod is fixedly connected with the piston heads, the other end of the movable rod is fixedly connected with a sliding block, one end of the connecting pipe is connected with the fixed cylinder, and the other end of the connecting pipe is connected with the inlet pipe.

[0011] As a preferred scheme of the polarizing plate cleaning device, the second rotating roller and the third rotating roller are of the same structure, the second rotating roller and the third rotating roller are respectively provided with annular grooves, and the limiting belts are arranged on the grinding belt corresponding to the annular grooves.

[0012] As a preferred scheme of the polarizing plate cleaning device, the second rotating roller and the third rotating roller respectively comprise a first roller segment, a second roller segment, a driving rod and a driving pipe, one end of the driving rod is fixedly connected with the first roller segment, one end of the driving pipe is fixedly connected with the second roller segment, the driving rod is rotatably connected with the inner wall of the driving pipe, and the outer wall of the driving pipe is rotatably connected with the sliding block.

[0013] As a preferred scheme of the polarizing plate cleaning device, the grinding assembly further comprises a driving member, the driving member comprises a motor, a first bevel gear, a second bevel gear and a third bevel gear, the other end of the driving rod is fixedly connected with the motor, the driving rod is fixedly connected with the first bevel gear, the first bevel gear is meshingly connected with the second bevel gear, the second bevel gear is meshingly connected with the third bevel gear, and the third bevel gear is fixedly connected with the outer wall of the driving pipe.

[0014] As a preferred scheme of the polarizing plate cleaning device, the motor is installed on the mounting seat through the motor base, one end of the rotating shaft is rotatably connected with the mounting seat, and the other end of the rotating shaft is fixedly connected with the second bevel gear.

[0015] The present application has the following advantages: the water pressure generated by the water sprayed by the spray head can provide a pressure on the grinding belt close to the polarizing plate, so that the outer side of the grinding belt is in contact with the surface of the polarizing plate, thereby ensuring the cleaning effect of the surface of the polarizing plate, and the water sprayed by the spray head can also wash away the impurities on the surface of the polarizing plate, thereby completing the cleaning of the surface of the polarizing plate. A plurality of spray heads are arranged in parallel, and when the spray heads move, the limiting strips can slide in the inner walls of the grooves on the adjacent spray heads, thereby ensuring the stable movement of the spray heads.

[0016] When one of the spray heads close to the edge moves to the left side in the grinding belt diagram, the telescopic member is retracted at this time, which can drive the sliding block to move, the sliding block drives the second rotating roller to move, thereby adjusting the distance between the two second rotating rollers, and further adjusting the length of the part of the grinding belt close to the polarizing plate, thereby facilitating the cleaning of polarizing plates of different sizes. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure in the embodiments of the present disclosure.

[0018] Figure 2 Structure diagram of the grinding assembly in the embodiment of the present disclosure.

[0019] Figure 3 Structure diagram of the pressing assembly in the embodiment of the present disclosure.

[0020] Figure 4 Sectional view of the spray head in the embodiment of the present disclosure.

[0021] Figure 5 Structure diagram of the second rotating roller in the embodiment of the present disclosure. Figure 1 Enlarged diagram at A in FIG. 5.

[0022] Figure 6 Structure diagram of the second rotating roller in the embodiment of the present disclosure. Figure 2 Enlarged diagram at B in FIG. 5.

[0023] Figure 7 Sectional view of the shell in the embodiment of the present disclosure.

[0024] Figure 8 Structure diagram of the second rotating roller in the embodiment of the present disclosure. Figure 7 Enlarged diagram at C in FIG. 5.

[0025] Figure 9 Sectional view of the reset member in the embodiment of the present disclosure.

[0026] Figure 10 Sectional view of the telescopic member in the embodiment of the present disclosure.

[0027] Figure 11 Structure diagram of the second rotating roller in the embodiment of the present disclosure.

[0028] Figure 12 Sectional view of the second rotating roller in the embodiment of the present disclosure.

[0029] Figure 13 Structure diagram of the second rotating roller in the embodiment of the present disclosure. Figure 12 Enlarged diagram at D in FIG. 5.

[0030] : conveying assembly 1, first rotating roller 11, first fixed rod 12, grinding assembly 2, second rotating roller 21, annular groove 211, first roller section 212, second roller section 213, driving rod 214, driving pipe 215, third rotating roller 22, grinding belt 23, limiting belt 231, sliding block 24, first fixed plate 25, telescopic piece 26, fixed cylinder 261, movable rod 262, piston head 263, connecting pipe 264, driving piece 27, motor 271, motor base 2711, first bevel gear 272, second bevel gear 273, third bevel gear 274, mounting base 275, rotating shaft 276, pressing assembly 3, nozzle 31, groove 311, limiting strip 312, inlet 313, opening 314, fixed strip 315, second fixed rod 316, supporting rod 317, control assembly 4, shell 41, inlet pipe 411, fixed frame 412, supporting leg 413, first spring 42, movable block 43, fixed block 44, telescopic rod 45, reset piece 46, first fixed pipe 461, second fixed pipe 462, movable pipe 463, second spring 464, second fixed plate 465. DETAILED DESCRIPTION

[0031] In order to make the above objectives, characteristics and advantages of the present application more obvious and easy to understand, the specific embodiments of the present application will be described in detail below with reference to the drawings.

[0032] Embodiment 1

[0033] Reference Figures 1 to 3 The embodiment provides a polaroid cleaning device, which comprises a conveying assembly 1, a grinding assembly 2 and a pressing assembly 3.

[0034] Preferably in the embodiment, the first fixed rod 12 is used for supporting the first rotating roller 11, and a plurality of groups of the first rotating rollers 11 are arranged in parallel, and the polaroid is placed on the first rotating roller 11, and when the first rotating roller 11 rotates, the polaroid can be moved.

[0035] The grinding assembly 2 comprises a second rotating roller 21, a third rotating roller 22, a grinding belt 23, a sliding block 24, a first fixed plate 25 and a telescopic piece 26, the second rotating roller 21 and the third rotating roller 22 are arranged in two groups respectively, the grinding belt 23 is arranged on the outer side of the second rotating roller 21 and the third rotating roller 22, the second rotating roller 21 is rotationally connected with the sliding block 24, the telescopic piece 26 is fixedly connected with the sliding block 24 at both ends, the sliding block 24 is slidingly connected with a sliding groove 251 at the bottom of the first fixed plate 25, and the third rotating roller 22 is rotationally connected with the top of the first fixed plate 25.

[0036] In the embodiment, the second rotating roller 21 and the third rotating roller 22 can support the grinding belt 23, and the second rotating roller 21 can drive the grinding belt 23 to rotate when rotating, so as to clean the surface of the polaroid. A tension roller is preferably arranged on the top outer side of the grinding belt 23, and the grinding belt 23 can be kept in tension by pressing the tension roller. When the telescopic member 26 is in telescopic movement, the sliding block 24 can be driven to move, the second rotating roller 21 is driven to move by the sliding block 24, the distance between the two second rotating rollers 21 is adjusted, and then the length of the part of the grinding belt 23 close to the polaroid is adjusted, so as to facilitate cleaning of polaroids of different sizes and prevent the grinding belt 23 from colliding with the limiting columns on the left and right sides of the polaroid. The grinding assembly 2 is preferably provided with two groups, which are symmetrically arranged on the left and right sides of the polaroid.

[0037] The pressing assembly 3 comprises a spray head 31, one side of the spray head 31 is provided with a groove 311, the other side of the spray head 31 is fixedly connected with a limiting strip 312, the limiting strip 312 on the adjacent spray head 31 is slidably connected with the inner wall of the groove 311, the top of the spray head 31 is provided with an inlet 313, and the spray head 31 faces the first rotating roller 11.

[0038] In the embodiment, water is sprayed through the spray head 31, the water pressure can provide a pressure on the grinding belt 23 close to the polaroid, so that the outer side of the grinding belt 23 contacts the surface of the polaroid, and the cleaning effect of the surface of the polaroid is ensured, and the water sprayed by the spray head 31 can also wash away the impurities on the surface of the polaroid, so as to complete the cleaning of the surface of the polaroid. A plurality of spray heads 31 are arranged in parallel, and the limiting strip 312 can slide on the inner wall of the groove 311 of the adjacent spray head 31 when the spray head 31 moves, so as to ensure smooth movement of the spray head 31. When one spray head 31 close to the edge moves to the left side of the grinding belt 23 Figure 1 , the telescopic member 26 is retracted at this time, the sliding block 24 is driven to move, the second rotating roller 21 is driven to move by the sliding block 24, the distance between the two second rotating rollers 21 is adjusted, and then the length of the part of the grinding belt 23 close to the polaroid is adjusted, so as to facilitate cleaning of polaroids of different sizes and prevent the spray head 31 from blocking the grinding belt 23, so as to avoid the situation that the length of the part of the grinding belt 23 close to the polaroid is difficult to adjust to be small.

[0039] Embodiment 2

[0040] Referring to Figures 1 to 13 , this embodiment is based on the previous embodiment, and the difference between this embodiment and the previous embodiment is that.

[0041] The second rotating roller 21 and the third rotating roller 22 respectively comprise a spray head 31, the spray head 31 is provided with an opening 314, the inner wall of the opening 314 is slidably connected with a fixed strip 315, one end of the fixed strip 315 away from the spray head 31 is fixedly connected with a second fixed rod 316, and the two ends of the second fixed rod 316 are respectively fixedly connected with a supporting rod 317.

[0042] In the embodiment, the fixed strip 315 is inserted into the opening 314 when the nozzle 31 moves, the fixed strip 315 separates the internal space of the nozzle 31, at this time, the nozzle 31 cannot continue to spray water, and the nozzle 31 is closed. The second fixed rod 316 can support the fixed strip 315, and the supporting rod 317 is fixedly installed on the ground, thereby supporting the second fixed rod 316.

[0043] With reference to Figures 7 to 9 The control assembly 4 comprises a housing 41, a first spring 42, a movable block 43, a fixed block 44 and a telescopic rod 45, the housing 41 is provided with an inlet pipe 411, the fixed frame 412 is fixedly connected to the inner wall of the housing 41, the fixed block 44 is fixedly connected between the fixed frame 412 and the inner wall of the housing 41, the first spring 42 is fixedly connected to the two sides of the fixed block 44, the other end of the first spring 42 is fixedly connected to the movable block 43, one end of the telescopic rod 45 is fixedly connected to the housing 41, the inside of the telescopic rod 45 is communicated with the housing 41, the telescopic rod 45 is arranged corresponding to the nozzle 31, and the other end of the telescopic rod 45 is fixedly connected to the nozzle 31.

[0044] In the embodiment, the hydraulic pump is connected to the inlet pipe 411, when the hydraulic pump works, the hydraulic oil can be pumped into the space between the inner wall of the housing 41 and the fixed frame 412 through the inlet pipe 411, the hydraulic oil is divided into two paths to push the movable block 43 to compress the first spring 42, when the movable block 43 passes through the telescopic rod 45, the end of the telescopic rod 45 is exposed, at this time, the hydraulic oil enters the telescopic rod 45, the telescopic rod 45 is elongated, and the telescopic rod 45 pushes the nozzle 31 to move to the left side of the grinding belt 23, thereby avoiding that the nozzle 31 blocks the grinding belt 23. Figure 1 In the embodiment, the oil inlet groove is formed in the movable block 43, when the movable block 43 is close to the inner wall of the housing 41, the hydraulic oil enters the oil inlet groove, thereby pushing the movable block 43 to move, and avoiding that the movable block 43 is stuck close to the inner wall of the housing 41. Figure 7 In the embodiment, the oil inlet groove is formed in the movable block 43, when the movable block 43 is close to the inner wall of the housing 41, the hydraulic oil enters the oil inlet groove, thereby pushing the movable block 43 to move, and avoiding that the movable block 43 is stuck close to the inner wall of the housing 41. Figure 7

[0045] With reference to Figure 1 The outer wall of the housing 41 is fixedly connected with the supporting leg 413.

[0046] In the embodiment, the supporting leg 413 can fix the housing 41 on the ground, thereby supporting the housing 41.

[0047] With reference to Figures 7 to 9 ​The control assembly 4 further comprises a reset member 46, which comprises a first fixed pipe 461, a second fixed pipe 462, a movable pipe 463, a second spring 464 and a second fixed plate 465. One end of the first fixed pipe 461 is fixedly connected to one side of the fixed frame 412, and the other end of the first fixed pipe 461 is fixedly connected to one end of the second spring 464. The other end of the second spring 464 is fixedly connected to the second fixed plate 465. The second fixed plate 465 is fixedly connected to one end of the movable pipe 463. The second spring 464 is sleeved outside the movable pipe 463. The other end of the movable pipe 463 is slidably connected to the inner side of the first fixed pipe 461. The movable pipe 463 is provided with a through hole 4631. The other side of the fixed frame 412 is fixedly connected to the second fixed pipe 462. The second fixed pipe 462 is sleeved outside the second spring 464.

[0048] Preferably in the embodiment, the movable pipe 463 can slide in the inner wall of the first fixed pipe 461. The hydraulic pump is connected to the inlet pipe 411. When the hydraulic pump works, the hydraulic oil can be pumped into the space between the inner wall of the shell 41 and the fixed frame 412 through the inlet pipe 411. The hydraulic oil is divided into two paths to push the movable block 43 to compress the first spring 42. At this time, the pressure of the hydraulic oil acts on the second fixed plate 465 to move the second fixed plate 465 to the position in Figure 8 . At this time, the hydraulic oil cannot enter the movable pipe 463. When the hydraulic oil inside the shell 41 is extracted from the inlet pipe 411, the pressure in the space between the inner wall of the shell 41 and the fixed frame 412 becomes negative. When the negative pressure is greater than the pulling force of the second spring 464, the second fixed plate 465 and the movable pipe 463 are pulled to move to the position in Figure 9 . At this time, the hydraulic oil between the movable block 43 and the fixed block 44 is extracted, and the telescopic rod 45 is retracted. The telescopic rod 45 drives the spray head 31 to reset.

[0049] Referring to Figure 10 , the telescopic member 26 comprises a fixed cylinder 261, a movable rod 262, a piston head 263 and a connecting pipe 264. The piston head 263 is provided with two. The fixed cylinder 261 is slidably connected to the piston head 263. The piston head 263 is fixedly connected to one end of the movable rod 262. The other end of the movable rod 262 is fixedly connected to the sliding block 24. The fixed cylinder 261 is connected to one end of the connecting pipe 264. The other end of the connecting pipe 264 is connected to the inlet pipe 411.

[0050] Preferably in the embodiment, when the hydraulic pump works, the hydraulic oil can be pumped into the space between the inner wall of the shell 41 and the fixed frame 412 through the inlet pipe 411. At this time, the hydraulic oil enters the telescopic rod 45, and the telescopic rod 45 is elongated. The telescopic rod 45 pushes the spray head 31 to move to the position in which the grinding belt 23 Figure 1The left side in the middle, to avoid the nozzle 31 to block the grinding belt 23, while the hydraulic oil will be through the connecting pipe 264 into the fixed cylinder 261, the hydraulic oil to push the piston head 263 movement, at this time the piston head 263 with the movable rod 262 to the fixed cylinder 261 inside shrink, at this time the telescopic piece 26 shortening, telescopic piece 26 with the slider 24 moves, the slider 24 with the second roller 21 moves, adjust the distance between the two second roller 21, and then to small size polarizing plate grinding belt 23 part of the length, facilitate to small size polarizing plate cleaning.

[0051] Further, when the shell 41 inside the hydraulic oil is extracted from the inlet pipe 411, the space between the shell 41 inner wall and the fixed frame 412 becomes negative pressure, when the negative pressure is greater than the second spring 464 tension, pull the second fixed plate 465 and movable pipe 463 to move to Figure 9 The position in the middle, at this time the movable block 43 and the fixed block 44 between the hydraulic oil is extracted, telescopic rod 45 shrink, telescopic rod 45 with the nozzle 31 reset; At this time the hydraulic oil in the fixed cylinder 261 is extracted through the connecting pipe 264, the two piston head 263 respectively to both ends of the fixed cylinder 261 movement, at this time the piston head 263 with the movable rod 262 to the fixed cylinder 261 outside, at this time the telescopic piece 26 lengthening, telescopic piece 26 with the slider 24 moves, the slider 24 with the second roller 21 moves, and then to large size polarizing plate grinding belt 23 part of the length, can be used for cleaning of different size polarizing plate.

[0052] Referring to Figure 6 , the second roller 21 and the third roller 22 are the same structure, the second roller 21 and the third roller 22 are respectively provided with annular groove 211, the grinding belt 23 is provided with limiting belt 231 corresponding to annular groove 211.

[0053] In this embodiment, preferably, the annular groove 211 can prevent the grinding belt 23 from sliding along the length direction of the second roller 21 and the third roller 22, and limit the grinding belt 23.

[0054] Referring to Figures 11 to 13 , the second roller 21 and the third roller 22 respectively include first roller section 212, second roller section 213, drive rod 214 and drive pipe 215, the first roller section 212 is fixedly connected with one end of the drive rod 214, the second roller section 213 is fixedly connected with one end of the drive pipe 215, the drive rod 214 is rotatably connected with the inner wall of the drive pipe 215, and the outer wall of the drive pipe 215 is rotatably connected with the slider 24.

[0055] In the embodiment, preferably, the first roller section 212 and the second roller section 213 are provided with a grinding belt 23, and the first roller section 212 and the second roller section 213 can drive the grinding belt 23 to move when rotating; and the first roller section 212 and the second roller section 213 are respectively provided with an annular groove 211; the polarizing plate is cleaned. The driving rod 214 can drive the first roller section 212 to rotate, and drive the grinding belt 23 on the first roller section 212 to move; the driving pipe 215 can drive the second roller section 213 to rotate, and drive the grinding belt 23 on the second roller section 213 to move.

[0056] With reference to Figures 11 to 13 , the grinding assembly 2 further comprises a driving member 27, the driving member 27 comprises a motor 271, a first bevel gear 272, a second bevel gear 273 and a third bevel gear 274, the motor 271 is fixedly connected to the other end of the driving rod 214, the driving rod 214 is fixedly connected to the first bevel gear 272, the first bevel gear 272 is meshingly connected to the second bevel gear 273, the second bevel gear 273 is meshingly connected to the third bevel gear 274, and the third bevel gear 274 is fixedly connected to the outer wall of the driving pipe 215.

[0057] In the embodiment, preferably, the motor 271 can drive the driving rod 214 to rotate when working, the driving rod 214 can drive the first roller section 212 to rotate and the grinding belt 23 on the first roller section 212 to move when rotating; at the same time, the driving rod 214 drives the first bevel gear 272 to rotate, the first bevel gear 272 drives the second bevel gear 273 to rotate, the second bevel gear 273 drives the third bevel gear 274 to rotate, the third bevel gear 274 drives the driving pipe 215, the rotating directions of the driving pipe 215 and the driving rod 214 are opposite, and the driving pipe 215 can drive the second roller section 213 to rotate and the grinding belt 23 on the second roller section 213 to move when rotating, that is, the rotating directions of the grinding belts 23 on the first roller section 212 and the second roller section 213 are opposite, which is beneficial to improve the cleaning effect when the polarizing plate passes through the grinding belt 23 for cleaning.

[0058] With reference to Figures 11 to 13 , the motor 271 is installed on the mounting seat 275 through the motor base 2711, one end of the rotating shaft 276 is rotatably connected to the mounting seat 275, and the other end of the rotating shaft 276 is fixedly connected to the second bevel gear 273.

[0059] In the embodiment, preferably, the mounting seat 275 and the motor base 2711 can fix the motor 271, and the rotating shaft 276 can support the second bevel gear 273, and the second bevel gear 273 can drive the rotating shaft 276 to rotate on the mounting seat 275 when rotating.

Claims

1. A polarizer cleaning device, characterized in that: Comprise; The conveying assembly (1) comprises a first rotating roller (11) and a first fixed rod (12), and the two ends of the first rotating roller (11) are rotatably connected with the first fixed rod (12) respectively; The grinding assembly (2) comprises a second rotating roller (21), a third rotating roller (22), a grinding belt (23), a sliding block (24), a first fixed plate (25) and an extension piece (26), the second rotating roller (21) and the third rotating roller (22) are provided with two respectively, the grinding belt (23) is arranged outside the second rotating roller (21) and the third rotating roller (22), the second rotating roller (21) is rotatably connected with the sliding block (24), the extension piece (26) is fixedly connected with the sliding block (24) at two ends respectively, the sliding block (24) is slidably connected with the sliding groove (251) at the bottom of the first fixed plate (25), and the third rotating roller (22) is rotatably connected with the top of the first fixed plate (25); The pressing assembly (3) comprises a nozzle (31), one side of the nozzle (31) is provided with a groove (311), the other side of the nozzle (31) is fixedly connected with a limiting strip (312), the limiting strip (312) on the adjacent nozzle (31) is slidably connected with the inner wall of the groove (311), the top of the nozzle (31) is provided with an inlet (313), and the nozzle (31) faces the first rotating roller (11), An opening (314) is arranged on the nozzle (31), a fixed strip (315) is slidably connected with the inner wall of the opening (314), one end of the fixed strip (315) away from the nozzle (31) is fixedly connected with a second fixed rod (316), and the two ends of the second fixed rod (316) are fixedly connected with support rods (317) respectively, It also comprises a control assembly (4), the control assembly (4) comprises a shell (41), a first spring (42), a movable block (43), a fixed block (44) and an extension rod (45), the shell (41) is provided with an inlet pipe (411), the inner wall of the shell (41) is fixedly connected with a fixed frame (412), the fixed block (44) is fixedly connected between the inner wall of the fixed frame (412) and the shell (41), the two sides of the fixed block (44) are fixedly connected with one end of the first spring (42) respectively, the other end of the first spring (42) is fixedly connected with the movable block (43), one end of the extension rod (45) is fixedly connected with the shell (41), and the inside of the extension rod (45) is communicated with the shell (41), the extension rod (45) is provided corresponding to the nozzle (31), and the other end of the extension rod (45) is fixedly connected with the nozzle (31).

2. The polarizing plate cleaning device according to claim 1, wherein: The outer wall of the shell (41) is fixedly connected with a supporting leg (413).

3. The polarizing plate cleaning device according to claim 1, wherein: The control assembly (4) further comprises a reset piece (46), the reset piece (46) comprises a first fixed tube (461), a second fixed tube (462), a movable tube (463), a second spring (464) and a second fixed plate (465), one end of the first fixed tube (461) is fixedly connected to one side of the fixed frame (412), the other end of the first fixed tube (461) is fixedly connected to one end of the second spring (464), the other end of the second spring (464) is fixedly connected to the second fixed plate (465), one end of the second fixed plate (465) is fixedly connected to the movable tube (463), the second spring (464) is sleeved outside the movable tube (463), the other end of the movable tube (463) is slidably connected to the inner side of the first fixed tube (461), the movable tube (463) is provided with a through hole (4631), the other side of the fixed frame (412) is fixedly connected to the second fixed tube (462), and the second fixed tube (462) is sleeved outside the second spring (464).

4. The polarizing plate cleaning device according to claim 1, wherein: The telescopic piece (26) comprises a fixed cylinder (261), a movable rod (262), a piston head (263) and a connecting pipe (264), the piston head (263) is provided with two, the piston head (263) is slidably connected inside the fixed cylinder (261), one end of the piston head (263) is fixedly connected to the movable rod (262), the other end of the movable rod (262) is fixedly connected to the sliding block (24), the fixed cylinder (261) is connected to one end of the connecting pipe (264), and the other end of the connecting pipe (264) is communicated with the inlet pipe (411).

5. The polarizing plate cleaning device according to claim 4, wherein: The second roller (21) and the third roller (22) are the same structure, and the second roller (21) and the third roller (22) are respectively provided with annular grooves (211), and the grinding belt (23) is provided with limiting belts (231) corresponding to the annular grooves (211).

6. The polarizing plate cleaning device according to claim 5, wherein: The second roller (21) and the third roller (22) respectively comprise a first roller section (212), a second roller section (213), a driving rod (214) and a driving pipe (215), one end of the first roller section (212) is fixedly connected to the driving rod (214), one end of the second roller section (213) is fixedly connected to the driving pipe (215), the driving rod (214) is rotatably connected to the inner wall of the driving pipe (215), and the outer wall of the driving pipe (215) is rotatably connected to the sliding block (24).

7. The polarizing plate cleaning device according to claim 6, wherein: The grinding assembly (2) further comprises a driving piece (27), the driving piece (27) comprises a motor (271), a first bevel gear (272), a second bevel gear (273) and a third bevel gear (274), the other end of the driving rod (214) is fixedly connected to the motor (271), the driving rod (214) is fixedly connected to the first bevel gear (272), the first bevel gear (272) is meshedly connected to the second bevel gear (273), the second bevel gear (273) is meshedly connected to the third bevel gear (274), and the third bevel gear (274) is fixedly connected to the outer wall of the driving pipe (215).

8. The polarizing plate cleaning device according to claim 7, wherein: The electric motor (271) is installed on the mounting base (275) through the motor base (2711), the mounting base (275) is rotationally connected to one end of the rotating shaft (276), and the other end of the rotating shaft (276) is fixedly connected to the second bevel gear (273).

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