CN212694208U

CN212694208U - Cleaning and positioning system used before attaching of small-size liquid crystal display polarizing plate

Info

Publication number: CN212694208U
Application number: CN202022191346.8U
Authority: CN
Inventors: 郑智仁; 杨佳; 张志辉; 来海洋; 韩叶伟; 张松江
Original assignee: Henan Skytek Optronics Co Ltd
Current assignee: Henan Skytek Optronics Co Ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-03-12
Anticipated expiration: 2030-09-29

Abstract

The utility model belongs to the technical field of liquid crystal screen production, in particular to a cleaning and positioning system before attaching a small-size liquid crystal screen polarizing plate, which comprises a lifting unit, a turning unit, an adsorption positioning unit and a conveying unit, the lifting unit is connected with the turning unit through a connecting seat, the conveying unit is arranged at the lower end of the adsorption positioning unit, the upper part of the adsorption positioning unit is provided with a cleaning mechanism, the adsorption positioning unit comprises a positioning plate connected with a turnover unit, it has a plurality of suction nozzles to distribute on the locating plate, the bottom of suction nozzle is equipped with the breathing pipe of intercommunication, the breathing pipe is through rotatable switching device and air pump delivery outlet intercommunication, the utility model discloses the lift unit that sets up cooperatees with the upset unit, accomplishes lift and rotatory operation to the locating plate, and the polarizing plate that conveniently adsorbs on the locating plate washs the back and carries one process down.

Description

Cleaning and positioning system used before attaching of small-size liquid crystal display polarizing plate

Technical Field

The utility model belongs to the technical field of the LCD screen production, especially, relate to a washing before small-size LCD screen polarizing plate is attached, positioning system.

Background

The polarizing plate needs to be cleaned before attachment so as to remove the impurities adhered to the surface of the polarizing plate, and a polarizing plate cleaning device in the prior art is independent and integrated, does not have a positioning device and is linked with the next procedure, and is easy to secondarily contaminate dust through manual transfer.

Disclosure of Invention

The utility model aims at providing a washing, positioning system before small-size LCD screen polarizing plate is attached.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

the utility model provides a washing before small-size LCD screen polarizing plate is attached, positioning system, includes lift unit, upset unit, adsorbs positioning unit, conveying unit, lift unit passes through the connecting seat with the upset unit and is connected, conveying unit installs and adsorbs the positioning unit lower extreme, the upper portion that adsorbs positioning unit is equipped with wiper mechanism, adsorb positioning unit and include the locating plate of being connected with the upset unit, it has a plurality of suction nozzles to distribute on the locating plate, the bottom of suction nozzle is equipped with the breathing pipe of intercommunication, the breathing pipe passes through rotatable switching device and air pump delivery outlet intercommunication.

Further, the switching device includes cylindrical switching shell, a rotary joint is installed through the bearing to the one end of switching shell, be equipped with a plurality of tracheal interfaces that distribute side by side on the switching shell, the surrounding delivery outlet that is equipped with tracheal interface one-to-one on the rotary joint, tracheal interface passes through the pipeline intercommunication with the delivery outlet that corresponds.

Furthermore, the pipeline comprises an elastic hose connected with the air pipe connector and a hard pipe connected with the output port, and the elastic hose is communicated with the corresponding hard pipe.

Furthermore, the suction nozzles are distributed in a horizontal row and a vertical row with equal difference, the suction nozzles in the same row are communicated with the same suction pipe, and one suction pipe is correspondingly communicated with an output port on the switching device and an air pipe interface corresponding to the output port and is correspondingly communicated with an output port of the air pump.

Furthermore, the two ends of the positioning plate are respectively provided with an extended positioning support rod, the positioning support rods are provided with suction nozzles, the suction nozzles on the positioning support rods are communicated with the same air suction pipe, and one air suction pipe is correspondingly communicated with an output port on the switching device and an air pipe interface corresponding to the output port and is correspondingly communicated with an air pump output port.

Further, the locating plate is the L type, and the curb plate face and the upset unit of L type locating plate are connected, and the bottom plate face of L type locating plate sets up to the fretwork form.

Further, the lifting unit comprises a lifting seat, a track is arranged in the vertical direction of the lifting seat, the connecting seat is slidably mounted in the track, and a driving mechanism linked with the connecting seat is mounted in the lifting seat.

Further, the overturning unit comprises a motor base fixedly connected with the connecting base, a rotating motor is installed in the motor base, and a driving shaft of the rotating motor is linked with the positioning plate through a rotating shaft.

Further, the conveying unit comprises an outer frame, a conveying belt is installed inside the frame, a plurality of conveying rods are distributed at the inner end of the frame side by side and linked with the conveying belt, and a plurality of friction rollers are fixedly sleeved on each conveying rod.

The utility model has the advantages that:

the lifting unit arranged in the utility model is matched with the turning unit to complete the lifting and rotating operations of the positioning plate, so that the polarizing plate adsorbed on the positioning plate can be conveniently cleaned and then conveyed to the next procedure; suction nozzles distributed on the positioning plate are communicated with the air suction pipes and are communicated with an air pump output port through a rotatable switching device to adsorb and position the polarizing plate, the switching device is provided with a switching shell and a rotary head which can rotate relatively, so that air pipe interfaces distributed on the switching shell and air pipe output ports arranged on the rotary head in a surrounding mode can rotate relatively under the condition that negative pressure adsorption of the air pump is not influenced, the air pipes distributed in disorder are prevented from being wound mutually, influence on rotation operation of the turning unit is avoided, and the phenomenon that the air pipes are driven to be wound in a staggered mode in the rotation process of the turning unit and negative pressure transmission of the air pump; the both ends of locating plate are equipped with the washing, the location process that the locating strut of extension can satisfy not unidimensional polarizing plate respectively, and the bottom plate face of L type locating plate sets up to the fretwork form, is convenient for wash the drippage of the residual water on the locating plate after having alleviateed locating plate weight, and the upset of being convenient for is controlled with the promotion.

Drawings

Fig. 1 is a schematic structural view and in particular a front view of the present invention;

fig. 2 is a schematic structural view and in particular a top view of the present invention;

fig. 3 is a schematic structural diagram of the adapter device of the present invention;

fig. 4 is an internal structure view of the adapter of the present invention.

In the figure, 1, a lifting unit, 11, a track; 2. a turnover unit, 21, a motor base, 22, a rotating shaft; 3. the air pipe connector comprises an adsorption positioning unit, a positioning plate 31, a suction nozzle 32, a switching device 33, a switching shell 331, a bearing 332, a rotating head 333, an air pipe interface 334, an output port 335, a pipeline 336 and a positioning support rod 34; 4. a conveying unit, 41. an outer frame, 42. a transfer lever, 43. a friction roller; 5. a connecting seat.

Detailed Description

In specific implementation, as shown in fig. 1-2, a cleaning and positioning system before attaching a small-sized liquid crystal display polarizing plate comprises a lifting unit 1, a turning unit 2, an adsorption positioning unit 3 and a conveying unit 4, wherein the lifting unit 1 is connected with the turning unit 2 through a connecting seat 5, the lifting unit 1 comprises a lifting seat, a rail 11 is arranged in the vertical direction of the lifting seat, the connecting seat 5 is slidably mounted in the rail 11, a driving mechanism linked with the connecting seat 5 is mounted in the lifting seat, in order to facilitate control, in the embodiment, the driving mechanism is an electric cylinder, a telescopic shaft of the electric cylinder is fixedly connected with the connecting seat 5, the electric cylinder is controlled by a controller to drive the connecting seat 5 to lift up and down, the turning unit 2 comprises a motor seat 21 fixedly connected with the connecting seat 5, a rotating motor is mounted in the motor seat 21, and a driving shaft of the rotating motor is linked with a positioning plate 31 through, drive locating plate 31 upset, wiper mechanism (not shown in the figure) is installed to locating plate 31 upper end, when needing to wash the polarizing plate on the locating plate 31, drive locating plate 31 through the seat of going up and down and transfer the polarizing plate to upper portion and wash, wash and accomplish the back, and wiper mechanism drives locating plate 31 and sinks, and simultaneously, rotary mechanism drives locating plate 31 upset, prepares to place the polarizing plate accuracy on conveying mechanism, conveying unit 4 includes outer frame 41, frame internally mounted has the conveyer belt, and frame inner distributes side by side has a plurality of transfer bars 42, transfer bar 42 and conveyer belt linkage, fixed cover are equipped with a plurality of friction rollers 43 on every transfer bar 42, and the polarizing plate passes through friction roller 43 and forwards carries a position, and the sucking disc of attached mechanism sinks to bring the polarizing plate into.

The positioning plate 31 is distributed with a plurality of suction nozzles 32, the suction nozzles 32 are distributed in a horizontal row and a vertical row with equal difference, the suction nozzles 32 in the same row are communicated with the same suction pipe, one suction pipe is correspondingly communicated with an output port 335 on the adapter device 33 and an air pipe interface 334 corresponding to the output port 335 and is correspondingly communicated with an air pump output port 335, the bottom of the suction nozzle 32 is provided with the communicated suction pipe, and the suction pipe is communicated with the air pump output port 335 through the rotatable adapter device 33.

As shown in fig. 3-4, the switching device 33 includes a cylindrical switching housing 331, a rotary joint 333 is installed at one end of the switching housing 331 through a bearing 332, so that the switching housing 331 and the rotary joint 333 can rotate relatively, a plurality of air pipe interfaces 334 distributed side by side are installed on the switching housing 331, so that air pipes can be arranged neatly, output ports 335 corresponding to the air pipe interfaces 334 one by one are arranged on the rotary joint in a surrounding manner, the air pipe interfaces 334 and the corresponding output ports 335 are communicated through a pipeline 336, so that the polarizing plates of different sizes can be positioned and adsorbed conveniently, the energy waste of the air pump can be avoided, the air pipe interfaces 334 distributed on the switching housing 331 and the air pipe output ports 335 arranged on the rotary joint in a surrounding manner can rotate relatively without affecting the negative pressure adsorption of the air pump, the air pipes distributed in a messy manner can be prevented from winding each other, and, and the negative pressure transmission of the air pump is prevented from being influenced by the fact that the air pipes are driven to be wound in a staggered mode in the rotating process of the overturning unit 2. The conduit 336 includes an elastic hose connected to the air pipe 334 and a rigid pipe connected to the output port 335, and the elastic hose is connected to the corresponding rigid pipe. When the switching shell 331 rotates relative to the swivel 333, the elastic hose is arranged in the air pipe interface 334, so that the rotating function is not influenced, the resetting of the rotating shell and the swivel 333 can be realized, and the stability of the equipment is kept.

Two ends of the positioning plate 31 are respectively provided with an extended positioning support rod 34, the positioning support rod 34 is provided with a suction nozzle 32, the suction nozzles 32 on the positioning support rods 34 are communicated with the same suction pipe, and one suction pipe is correspondingly communicated with an output port 335 on the switching device 33 and an air pipe interface 334 corresponding to the output port 335 and is correspondingly communicated with an air pump output port 335. The positioning plate 31 is of an L shape, the side plate surface of the L-shaped positioning plate 31 is connected with the turnover unit 2, and the bottom plate surface of the L-shaped positioning plate 31 is hollowed out. The both ends of locating plate 31 are equipped with the washing, the location process that can satisfy not unidimensional polarizing plate of locating strut 34 of extension, and the bottom plate face of L type locating plate 31 sets up to the fretwork form, has alleviateed locating plate 31's weight, and the upset of being convenient for is controlled with the promotion. The utility model discloses the lifting unit 1 that sets up cooperatees with upset unit 2, accomplishes lift and rotation operation to locating plate 31, and the polarizing plate of convenient absorption on locating plate 31 washs the back and carries next process.

Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.

Claims

1. The utility model provides a washing before small-size LCD screen polarizing plate is attached, positioning system which characterized in that, includes lift unit, upset unit, adsorbs positioning unit, conveying unit, the lift unit passes through the connecting seat with the upset unit and is connected, conveying unit installs and adsorbs the positioning unit lower extreme, the upper portion of adsorbing the positioning unit is equipped with wiper mechanism, adsorb the positioning unit and include the locating plate of being connected with the upset unit, it has a plurality of suction nozzles to distribute on the locating plate, the bottom of suction nozzle is equipped with the breathing pipe of intercommunication, the breathing pipe is through rotatable switching device and air pump delivery outlet intercommunication.

2. The system for cleaning and positioning the polarizing plate of the small-sized liquid crystal display before being attached as claimed in claim 1, wherein the adapter comprises a cylindrical adapter housing, a rotary joint is mounted at one end of the adapter housing through a bearing, a plurality of air pipe connectors distributed side by side are arranged on the adapter housing, output ports corresponding to the air pipe connectors one by one are arranged on the rotary joint in a surrounding manner, and the air pipe connectors are communicated with the corresponding output ports through pipelines.

3. The system for cleaning and positioning the polarizing plate of the small-sized liquid crystal display before being attached according to claim 2, wherein the pipeline comprises an elastic hose connected with the air pipe connector and a rigid pipe connected with the output port, and the elastic hose is connected with the corresponding rigid pipe.

4. The system for cleaning and positioning before attaching the polarizer of the small-sized liquid crystal display panel according to claim 3, wherein the suction nozzles are distributed in a row and a column, and the suction nozzles in the same column are connected to the same suction pipe, and one suction pipe is correspondingly connected to an output port of the adapter and an air pipe port corresponding to the output port, and is correspondingly connected to an air pump output port.

5. The system for cleaning and positioning before attaching the polarizer of the small-sized liquid crystal display panel according to claim 4, wherein the positioning plate has positioning rods extending from both ends thereof, the positioning rods having suction nozzles, the suction nozzles of the positioning rods communicating with a same suction pipe, one suction pipe communicating with an output port of the adapter and a corresponding air pipe port of the air pipe corresponding to the output port, and communicating with an output port of the air pump.

6. The system for cleaning and positioning a small-sized liquid crystal display polarizing plate before being attached according to claim 5, wherein the positioning plate is L-shaped, a side plate surface of the L-shaped positioning plate is connected with the turnover unit, and a bottom plate surface of the L-shaped positioning plate is hollowed.

7. The system for cleaning and positioning the small-sized liquid crystal display polarizing plate before being attached according to claim 1, wherein the lifting unit comprises a lifting seat, a rail is arranged on the lifting seat in the vertical direction, the connecting seat is slidably mounted in the rail, and a driving mechanism linked with the connecting seat is mounted in the lifting seat.

8. The system for cleaning and positioning the small-sized liquid crystal display panel before being attached according to claim 1, wherein the flipping unit comprises a motor base fixedly connected with the connecting base, a rotating motor is installed in the motor base, and a driving shaft of the rotating motor is linked with the positioning plate through a rotating shaft.

9. The system for cleaning and positioning a small-sized liquid crystal display polarizing plate before attaching as claimed in claim 1, wherein the conveying unit comprises an outer frame, the frame is internally provided with a conveyor belt, a plurality of conveying rods are arranged at the inner end of the frame side by side, the conveying rods are linked with the conveyor belt, and each conveying rod is fixedly sleeved with a plurality of friction rollers.