CN214771179U

CN214771179U - Cleaning equipment for LCD (liquid crystal display) plate

Info

Publication number: CN214771179U
Application number: CN202120857028.2U
Authority: CN
Inventors: 李金华; 李文才
Original assignee: Dongguan Hongneneghai Electronic Products Co ltd
Current assignee: Dongguan Hongnenghai Electronic Products Co ltd
Priority date: 2021-04-24
Filing date: 2021-04-24
Publication date: 2021-11-19
Anticipated expiration: 2031-04-24

Abstract

The utility model belongs to the technical field of cleaning device and specifically relates to a cleaning device of LCD board is related to, and it is including the conveying frame that is used for conveying the LCD board, the conveying frame is gone up and is set gradually along the direction of transfer of LCD board and is used for carrying out abluent first belt cleaning device, is used for carrying out the grinding device that polishes to LCD board both sides face, is used for carrying out abluent second belt cleaning device and being used for carrying out dry drying device to the LCD board both sides face after polishing. The present application has the effect of improving the efficiency of the cleaning work of the LCD panel.

Description

Cleaning equipment for LCD (liquid crystal display) plate

Technical Field

The application relates to the field of cleaning equipment, in particular to cleaning equipment for an LCD panel.

Background

The LCD board exists in the production and manufacturing process of the liquid crystal module, the LCD is structured by placing a liquid crystal box in two parallel glass substrates, a TFT (thin film transistor) is arranged on a lower substrate glass, a color filter is arranged on an upper substrate glass, and the rotation direction of liquid crystal molecules is controlled by changing signals and voltage on the TFT, so that whether polarized light of each pixel point is emitted or not is controlled, and the display purpose is achieved.

In the LCD board course of working, in order to improve the performance at its surperficial tectorial membrane, so need ensure that the surface of LCD board does not have dust and stain, consequently need to remove dust to the LCD board in advance and polish, adopt the manual work to clean at present.

In view of the above-mentioned related art, the inventors consider that there is a drawback that the work efficiency of cleaning the LCD panel is low.

SUMMERY OF THE UTILITY MODEL

In order to improve the work efficiency of cleaning the LCD panel, the present application provides a cleaning apparatus for an LCD panel.

The application provides a cleaning equipment of LCD board adopts following technical scheme:

the utility model provides a cleaning equipment of LCD board, is including the conveying frame that is used for conveying the LCD board, the direction of delivery along the LCD board has set gradually on the conveying frame and is used for carrying out abluent first belt cleaning device, is used for carrying out the grinding device that polishes to LCD board both sides face, is used for carrying out abluent second belt cleaning device and be used for carrying out dry drying device to the LCD board both sides face after polishing.

Through adopting above-mentioned technical scheme, during the use, place the LCD board and advance on the conveying frame and under the conveying of conveying frame, when the LCD board comes first belt cleaning device position department, first belt cleaning device washs the surface of LCD board for the first time, the LCD board advances, grinding device polishes the LCD board surface, the LCD board is rinsed again in second belt cleaning device department after that, finally, the LCD board is dry in drying device department, then with the LCD board after the drying collect can, so improve the clear work efficiency to the LCD board, the clean quality to the LCD board is better simultaneously.

Preferably, follow on the conveying frame the direction of transfer interval of conveying frame is provided with a plurality of transfer roller, first belt cleaning device including set up in a pair of water spray box of both sides about the transfer roller, water spray box intercommunication has water supply assembly, water spray box one side is provided with two cleaning rollers one on the other, every the both sides of cleaning roller all are provided with and are located the compression roller of transfer roller top, the cleaning roller passes through cleaning motor drive.

Through adopting above-mentioned technical scheme, when the LCD board comes first belt cleaning device department, blowout water contacts with the LCD board in the water spray box, and the cleaning motor drives two cleaning roller and rotates, scrubs the LCD board surface from locking the cleaning roller initiative, and the compression roller ensures that the LCD board can normally advance when the cleaning roller rotates to scrub, so wash the operational reliability better, and the cleaning quality is good.

Preferably, the water spraying boxes are arranged in a plurality of groups at intervals along the conveying direction of the conveying frame.

Through adopting above-mentioned technical scheme, the setting that the water spray box was provided with a plurality of groups along the direction of transfer interval of conveying frame can prolong the cleaning time of LCD board to further improve the cleaning performance.

Preferably, grinding device including set up in a pair of subassembly of polishing that can be close to or keep away from each other of both sides about the transfer roller, the subassembly of polishing includes the opening orientation the shell frame of transfer roller, be provided with on the shell frame a plurality of with the transfer roller mutually perpendicular's backing roll, a plurality of the backing roll outside tensioning has the grinding tape, one of outermost end the backing roll is through grinding motor drive, one side protrusion in grinding tape the opening of shell frame, and the both sides of the subassembly of polishing all are provided with and are located the spacing roller of transfer roller top.

Through adopting above-mentioned technical scheme, come grinding device department when the LCD board, the LCD board penetrates earlier between spacing roller and the transfer roller this moment, when the front end of LCD board comes between two grinding assembly, two grinding assembly are close to each other until contacting with the LCD board, grinding motor starts this moment, the abrasive band is polished the LCD board surface, the LCD board continues to advance simultaneously, until the LCD board all pass two abrasive band after, two sets of grinding assembly reset can, so, the quality of polishing is better, and do not polish the action when not having the LCD board, it is extravagant to reduce the unnecessary energy.

Preferably, the conveying frame is provided with mounting plates on the side, each outer shell frame is provided with an extension plate, the side of the mounting plate close to each extension plate is provided with a screw rod, the screw rod is in threaded fit with a sliding block connected with the extension plate, and the screw rod is driven by a driving motor.

Through adopting above-mentioned technical scheme, through starting driving motor to the drive lead screw rotates, and the lead screw drives the slider and removes, thereby improves the extension plate and drives the subassembly removal of polishing, so, the operation precision is higher, and stability is better.

Preferably, be provided with linear guide on the mounting panel, linear guide is last to have two sliding blocks, two the sliding block with two the extension plate one-to-one is connected.

Through adopting above-mentioned technical scheme, linear guide's setting further improves the stability when the subassembly that polishes reciprocates, improves the reliability of device.

Preferably, drying device is including going out the fan housing subassembly, go out the fan housing subassembly including set up in the horizontal fan housing that goes out of transfer roller top and set up in transversely go out the vertical fan housing that goes out of a plurality of fan housing one side, transversely go out the fan housing and vertically go out the fan housing and all communicate outside high pressurized air source.

Through adopting above-mentioned technical scheme, during the drying, thereby to transversely go out to let in high-pressure draught in the fan housing and the vertical fan housing of going out weather the LCD board can, so, dry thoroughly fast for work efficiency.

Preferably, all cover above first belt cleaning device, second belt cleaning device and the drying device and be equipped with transparent safety cover, transparent safety cover is including connecting the framework on the conveying frame and can dismantle the connection and be in the lid of framework top opening part, grinding device's outside cover is equipped with transparent guard box.

Through adopting above-mentioned technical scheme, the setting up of transparent safety cover and transparent guard box has ensured the work mutual noninterference between first belt cleaning device, grinding device, second belt cleaning device and the drying device, is convenient for simultaneously observe inside operating condition to in time carry out the accuse to the trouble.

Preferably, the conveying frame comprises a bottom frame, each conveying roller extends out of one end of each conveying roller, a transmission shaft is arranged on the outer side of the bottom frame, the conveying rollers are connected with the transmission shafts through a pair of magnetic wheels, a transmission motor is arranged on the outer side of the bottom frame, and the transmission motor is connected with the transmission shafts through synchronous belt transmission.

Through adopting above-mentioned technical scheme, start drive motor to make the transmission shaft rotate, the transmission shaft improves the synchronous drive transfer roller rotation of magnetic force wheel, and wherein the magnetic force wheel is contactless transmission, and the loss is little, and practices thrift the space, and is energy-conserving.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the LCD cleaning device is used, the LCD plate is placed on the conveying frame and moves forward under the conveying of the conveying frame, when the LCD plate comes to the position of the first cleaning device, the first cleaning device is used for carrying out primary cleaning on the surface of the LCD plate, the LCD plate moves forward, the polishing device is used for polishing the surface of the LCD plate, then the LCD plate is cleaned again at the position of the second cleaning device, finally, the LCD plate is dried at the drying device, and then the dried LCD plate is collected, so that the working efficiency of cleaning the LCD plate is improved, and meanwhile, the cleaning quality of the LCD plate is better;

2. when the LCD plate comes to the first cleaning device, water sprayed in the water spraying box is contacted with the LCD plate, the cleaning motor drives the two cleaning rollers to rotate, the cleaning roller is locked to actively brush the surface of the LCD plate, and the pressing roller ensures that the LCD plate can normally advance when the cleaning roller rotates to brush the LCD plate;

3. during drying, thereby to letting in high-pressure draught to in horizontal air-out cover and the vertical air-out cover and weather the LCD board can, so, dry thoroughly fast for work efficiency.

Drawings

Fig. 1 is a schematic view of an overall structure of an embodiment of a cleaning apparatus for an LCD panel according to the present invention.

Fig. 2 is a schematic structural view of an embodiment of a cleaning apparatus for an LCD panel according to the present invention, in which a transparent protective cover and a transparent protective box are hidden.

Fig. 3 is a view illustrating another perspective view in which a first washing device is mounted on a transfer frame in an embodiment of a cleaning apparatus for an LCD panel according to the present invention.

Fig. 4 is a schematic view showing an internal structure of a housing frame in an embodiment of a cleaning apparatus for an LCD panel according to the present invention.

Fig. 5 is an enlarged schematic view of a portion a in fig. 2.

Fig. 6 is an exploded view of a transparent protective cover in an embodiment of a cleaning apparatus for an LCD panel according to the present invention.

Description of reference numerals: 1. an LCD panel; 2. a transfer frame; 21. a chassis, 211, a bottom plate; 212. a vertical plate; 213. a baffle plate; 22. a conveying roller; 23. a drive shaft; 231. a supporting seat; 24. a magnetic wheel; 25. a drive motor; 26. a fixing plate; 3. a first cleaning device; 31. a water spraying box; 311. a spray head; 32. a first mounting bracket; 33. a water pump; 331. a filter housing; 332. a water conduit; 34. cleaning the roller; 341. a gear; 35. cleaning the motor; 36. a compression roller; 4. a polishing device; 41. polishing the assembly; 411. a housing frame; 412. a support roller; 413. a grinding belt; 414. grinding the motor; 415. an extension plate; 416. a connecting plate; 42. a limiting roller; 43. mounting a plate; 44. a screw rod; 441. a slider; 45. a drive motor; 46. a linear guide rail; 461. a slider; 5. a second cleaning device; 6. a drying device; 61. a second mounting bracket; 62. a transverse air outlet cover; 63. a longitudinal air outlet cover; 7. a transparent protective cover; 71. a frame body; 711. a lap joint ring; 72. a cover; 721. a handle; 8. a transparent protection box; 9. and (4) exhausting the gas.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses cleaning equipment for an LCD (liquid crystal display) plate. Referring to fig. 1 and 2, the LCD panel cleaning apparatus includes a transfer frame 2 for transferring an LCD panel 1, the transfer frame 2 including a bottom chassis 21, the bottom chassis 21 including a bottom plate 211 horizontally disposed and two vertical plates 212 vertically disposed at both sides of the bottom plate 211 in parallel with each other. A plurality of conveying rollers 22 are arranged between the two vertical plates 212 at intervals along the conveying direction of the conveying frame 2, one end of each conveying roller 22 is rotatably connected to the inner side wall of one vertical plate 212, the other end of each conveying roller 22 is rotatably connected to the inner side wall of the other vertical plate 212 and movably penetrates through the vertical plate 212, a transmission shaft 23 is horizontally arranged on the outer side of the vertical plate 212, a plurality of supporting seats 231 are arranged on the transmission shaft 23, the supporting seats 231 are fixedly connected with the vertical plates 212, and the transmission shaft 23 is rotatably connected with the supporting seats 231.

Referring to fig. 1 and 2, the axes of the transmission shaft 23 and the transmission roller 22 are perpendicular to each other, the transmission shaft 23 is located below the transmission roller 22, the end of the transmission roller 22 is connected to the shaft body of the transmission shaft 23 through a pair of magnetic wheels 24, and in this embodiment, the transmission mode of the pair of magnetic wheels 24 is orthogonal transmission. The outside of chassis 21 is provided with drive motor 25, is connected through synchronous belt drive between drive motor 25 and the transmission shaft 23, drives transmission shaft 23 through drive motor 25 and rotates, and then utilizes magnetic force wheel 24 to drive a plurality of transfer roller 22 synchronous rotation, and magnetic force wheel 24 is contactless transmission, and the loss is little, and practices thrift the space, and is energy-conserving.

Referring to fig. 2, a first cleaning device 3 for cleaning two side surfaces of the LCD panel 1, a polishing device 4 for polishing two side surfaces of the LCD panel 1, a second cleaning device 5 for cleaning two side surfaces of the LCD panel 1 after polishing, and a drying device 6 for drying the LCD panel 1 are sequentially disposed at an opening at the upper end of the bottom frame 21 along a conveying direction of the LCD panel 1.

Referring to fig. 2, specifically, the second cleaning device 5 has the same structural features as the first cleaning device 3, and is not described again. First belt cleaning device 3 is including setting up in a pair of water spray box 31 of transfer roller 22 upper and lower both sides, the length direction of water spray box 31 is parallel to each other with the length direction of transfer roller 22, the both ends position department of water spray box 31 is connected with first mounting bracket 32, first mounting bracket 32 is connected in the medial surface of vertical board 212, water spray box 31 is provided with a plurality of shower nozzle 311 towards the side of transfer roller 22, the play water end of shower nozzle 311 is towards transfer roller 22, a plurality of shower nozzle 311 sets up along the even interval of length direction of transfer roller 22, when LCD board 1 passes through, water is from shower nozzle 311 blowout and fall to LCD board 1 surface, thereby moist LCD board 1's surface.

Referring to fig. 2, one side of the water spraying box 31 is communicated with a water supply assembly, and specifically, two ends of two vertical plates 212 are surrounded by baffles 213 to form a containing cavity for storing cleaning liquid, which may be pure water in this embodiment. The bottom inside the chassis 21 is provided with the water pump 33, the water inlet end of the water pump 33 is close to the bottom of the chassis 21 and covered with the filter cover 331, the water outlet end of the water pump 33 is communicated with the water guide pipe 332, one end of the water guide pipe 332, which is far away from the water pump 33, is communicated to the water spraying box 31, the communication position is close to the middle position of the top of the water spraying box 31, when the water spraying box is in work, the water pump 33 pumps water into the water spraying box 31, and water sprayed from the water spraying box 31 falls back into the chassis 21 again for cyclic utilization.

Referring to fig. 2 and 3, two cleaning rollers 34 are disposed one above the other on one side of the shower box 31, the LCD panel 1 passes between the two cleaning rollers 34, the cleaning rollers 34 are installed between the two vertical plates 212 and the same end of the cleaning roller 34 passes through one vertical plate 212, the ends of the two cleaning rollers 34 are driven by a pair of gears 341 engaged with each other, the pair of gears 341 are located outside the bottom frame 21, meanwhile, a fixing plate 26 is disposed outside the bottom frame 21, a cleaning motor 35 is disposed on the fixing plate 26, and an output shaft of the cleaning motor 35 is coaxially connected to one of the cleaning rollers 34. Further, in order to ensure that the LCD panel 1 can normally advance when the cleaning rollers 34 rotate for brushing, pressing rollers 36 located above the conveying rollers 22 are provided on both sides of each cleaning roller 34, and the LCD panel 1 passes between the pressing rollers 36 and the conveying rollers 22. In this embodiment, the plurality of groups of the water spray boxes 31 are arranged at intervals along the conveying direction of the conveying frame 2, so that the cleaning time of the LCD panel 1 is prolonged, and the cleaning effect is improved.

Referring to fig. 2 and 4, the polishing device 4 includes a pair of polishing assemblies 41 disposed on the upper and lower sides of the conveying roller 22, each polishing assembly 41 includes a housing frame 411, an opening of the housing frame 411 faces the position of the conveying roller 22, a plurality of supporting rollers 412 parallel to each other are disposed inside the housing frame 411, the supporting rollers 412 are perpendicular to the conveying roller 22, a polishing belt 413 is tensioned on the outer sides of the supporting rollers 412, a polishing motor 414 is disposed at a position close to one of the supporting rollers 412 at the outermost end, the polishing motor 414 is fixed outside the housing frame 411, and the polishing motor 414 is coaxially and fixedly connected with the supporting rollers 412. And one side of the grinding belt 413 close to the conveying roller 22 protrudes out of the opening of the housing frame 411, a washing head (not shown in the figure) is arranged inside the housing frame 411 and positioned on one side of the outermost supporting roller 412, the washing head is communicated with the water pump 33, and a water outlet of the washing head faces the surface of the grinding belt 413 and is used for washing away impurities on the surface of the grinding belt 413. And the two sides of the grinding assembly 41 are provided with the limit rollers 42 above the conveying rollers 22, and the LCD panel 1 passes between the limit rollers 42 and the conveying rollers 22, so that the LCD panel 1 is ensured not to be excessively shifted when being ground.

Referring to fig. 2 and 5, the two grinding assemblies 41 can be close to or far away from each other, specifically, the mounting plates 43 are vertically arranged on the outer side surfaces of the two vertical plates 212, the extension plate 415 is arranged on one side, away from the conveying roller 22, of each housing frame 411, the connecting plate 416 is connected to the side surface, close to the mounting plate 43, of each extension plate 415, two screw rods 44 are rotatably arranged on the side surface, close to the connecting plate 416, of one of the mounting plates 43, the two screw rods 44 are vertically arranged and coaxially arranged, and the two screw rods 44 are in one-to-one correspondence with the two connecting plates 416 on the same side. A slider 441 connected with the corresponding connecting plate 416 is threadedly fitted on each lead screw 44, and each lead screw 44 is driven by a driving motor 45. Meanwhile, in order to improve the stability of the grinding assembly 41 during movement, a linear guide 46 may be vertically disposed on each mounting plate 43, two sliding blocks 461 are disposed on the linear guide 46, and the two sliding blocks 461 are connected with the two connecting plates 416 on the same side in a one-to-one correspondence manner. In this embodiment, the slider 441 of the lead screw 44 and the driving motor 45 may be provided on the other mounting plate 43, thereby further improving the movement stability.

Referring to fig. 2, drying device 6 is including going out the fan housing subassembly, it includes the second mounting bracket 61 that sets up in chassis 21 inboard to go out the fan housing subassembly, be provided with the horizontal fan housing 62 that goes out that is located the transfer roller 22 top on the second mounting bracket 61 and set up in the vertical fan housing 63 that goes out of a plurality of that transversely goes out fan housing 62 one side, wherein, the length direction who transversely goes out the air outlet of fan housing 62 is parallel to each other with the length direction of transfer roller 22, the length direction who vertically goes out the air outlet of fan housing 63 is mutually perpendicular with the length direction of transfer roller 22, and the air outlet that transversely goes out fan housing 62 and vertically goes out fan housing 63 all faces transfer roller 22. In this embodiment, the number of the longitudinal wind-out housings 63 may be two, the two longitudinal wind-out housings 63 are spaced apart along the length direction of the conveying roller 22, and the maximum distance between the two longitudinal wind-out housings 63 does not exceed the width of the LCD panel 1.

Referring to fig. 2, the horizontal air-out cover 62 and the vertical air-out cover 63 are both connected to an external high-pressure air source (not shown), and when the LCD panel 1 passes through the air-out cover assembly, the high-pressure air is used to blow off water on the surface of the LCD panel 1 and blow the surface dry. Simultaneously for improving drying effect, in this embodiment, the quantity of going out the fan housing subassembly can be three groups, and three groups go out the fan housing subassembly and set gradually along the length direction of conveying frame 2.

Referring to fig. 2 and 6, in addition, in order to ensure that the work among the first cleaning device 3, the polishing device 4, the second cleaning device 5 and the drying device 6 does not interfere with each other and to facilitate observation of the internal working state, transparent protective covers 7 are covered above the first cleaning device 3, the second cleaning device 5 and the drying device 6, and a transparent protective box 8 is covered outside the polishing device 4; the transparent protective cover 7 comprises a frame body 71 and a cover 72, wherein the frame body 71 is vertically arranged and is provided with two openings at two ends, and the lower end of the frame body 71 is fixedly connected to the upper ends of the two vertical plates 212. The inner side of the frame body 71 is horizontally provided with a lap ring 711, the lap ring 711 is close to the upper end of the frame body 71, the opening end surface of the cover 72 is abutted against the upper surface of the lap ring 711, and the cover 72 is also provided with a handle 721. And the exhaust pipe 9 is communicated with the side wall of the frame body 71 of the transparent protection cover 7 on the drying device 6, so that the internal air pressure of the transparent protection cover 7 is not too large, and the damage is reduced.

The implementation principle of the cleaning equipment for the LCD panel is as follows: when the LCD panel drying device is used, the LCD panel 1 is placed on the conveying roller 22, the transmission motor 25 is started, the conveying roller 22 runs and enables the LCD panel 1 to advance, the water pump 33 and the cleaning motor 35 are started, when the LCD panel 1 passes through the space between the compression roller 36 and the conveying roller 22 and comes to the two cleaning rollers 34, water is sprayed to the surface of the LCD panel 1, the LCD panel 1 continues to advance, the cleaning rollers 34 scrub the surface of the LCD panel 1 until the LCD panel 1 comes to the drying device 6, at the moment, the LCD panel 1 firstly penetrates between the limiting roller 42 and the conveying roller 22, when the front end of the LCD panel 1 comes between the two grinding assemblies 41, the two driving motors 45 and the grinding motor 414 are started, the two grinding belts 413 approach to each other until the two grinding belts contact with the LCD panel 1, grinding starts, the LCD panel 1 continues to advance at the same time, and after the LCD panel 1 completely passes through the two grinding belts 413, the two grinding assemblies 41 reset; and cleaning the polished LCD panel 1 in a second cleaning device 5, then drying the cleaned LCD panel 1 in a drying device 6, and introducing high-pressure air flow into the transverse air outlet hood 62 and the longitudinal air outlet hood 63 to dry the LCD panel 1.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An apparatus for cleaning an LCD panel, comprising: including conveying frame (2) that is used for conveying LCD board (1), conveying frame (2) are gone up and are set gradually along the direction of transfer of LCD board (1) and be used for carrying out abluent first belt cleaning device (3), be used for carrying out grinding device (4) of polishing to LCD board (1) both sides face, be used for carrying out abluent second belt cleaning device (5) and be used for carrying out dry drying device (6) to LCD board (1) both sides face after polishing.

2. A cleaning apparatus for an LCD panel according to claim 1, wherein: follow on conveying frame (2) the direction of transfer interval of conveying frame (2) is provided with a plurality of transfer roller (22), first belt cleaning device (3) including set up in a pair of water spray box (31) of both sides about transfer roller (22), water spray box (31) intercommunication has water supply assembly, water spray box (31) one side is provided with two cleaning rollers (34) one on the other, every the both sides of cleaning roller (34) all are provided with and are located compression roller (36) of transfer roller (22) top, cleaning roller (34) are through cleaning motor (35) motor drive.

3. A cleaning apparatus for an LCD panel according to claim 2, wherein: the water spraying boxes (31) are arranged in groups at intervals along the conveying direction of the conveying frame (2).

4. A cleaning apparatus for an LCD panel according to claim 2 or 3, wherein: grinding device (4) including set up in a pair of subassembly (41) of polishing that can be close to or keep away from each other of both sides about transfer roller (22), the subassembly (41) of polishing include the opening orientation the outer shell frame (411) of transfer roller (22), be provided with on outer shell frame (411) a plurality of with transfer roller (22) mutually perpendicular's backing roll (412), a plurality of the tensioning in backing roll (412) outside has abrasive band (413), one of outermost end backing roll (412) are through grinding motor (414) drive, one side protrusion of abrasive band (413) the opening of outer shell frame (411), and the both sides of subassembly (41) of polishing all are provided with and are located spacing roller (42) of transfer roller (22) top.

5. The cleaning apparatus of an LCD panel of claim 4, wherein: the conveying frame is characterized in that a mounting plate (43) is arranged on the side face of the conveying frame (2), an extension plate (415) is arranged on each casing frame (411), a screw rod (44) is arranged on the side face of each mounting plate (43) close to each extension plate (415), a sliding block (441) connected with each extension plate (415) is matched on each screw rod (44) in a threaded mode, and each screw rod (44) is driven by a driving motor (45).

6. The cleaning apparatus of an LCD panel of claim 5, wherein: be provided with linear guide (46) on mounting panel (43), linear guide (46) are last to have two sliding blocks (461), two sliding blocks (461) and two extension plate (415) one-to-one is connected.

7. A cleaning apparatus for an LCD panel according to claim 2, wherein: drying device (6) are including going out the fan housing subassembly, go out the fan housing subassembly including set up in horizontal play fan housing (62) of transfer roller (22) top and set up in vertically go out fan housing (63) of a plurality of horizontal play fan housing (62) one side, transversely go out fan housing (62) and vertically go out fan housing (63) and all communicate outside high pressurized air source.

8. A cleaning apparatus for an LCD panel according to claim 1, wherein: first belt cleaning device (3), second belt cleaning device (5) and drying device (6) top all covers and is equipped with transparent safety cover (7), transparent safety cover (7) are including connecting framework (71) on conveying frame (2) and can dismantle the connection and be in lid (72) of framework (71) top opening part, the outside cover of grinding device (4) is equipped with transparent guard box (8).

9. A cleaning apparatus for an LCD panel according to claim 2, wherein: conveying frame (2) includes chassis (21), every the one end of transfer roller (22) is stretched out chassis (21) outside, the chassis (21) outside is provided with transmission shaft (23), transfer roller (22) with connect through a pair of magnetic force wheel (24) between transmission shaft (23), the outside of chassis (21) is provided with drive motor (25), drive motor (25) with connect through synchronous belt drive between transmission shaft (23).