CN215340602U

CN215340602U - Liquid dropping system is used in LCD screen production

Info

Publication number: CN215340602U
Application number: CN202121793542.0U
Authority: CN
Inventors: 闵庚元
Original assignee: Hefei Tuocheng Electronic Technology Co ltd
Current assignee: Hefei Tuocheng Electronic Technology Co ltd
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2021-12-28
Anticipated expiration: 2031-08-03

Abstract

The utility model provides a liquid dropping system for liquid crystal screen production, which is characterized in that a bracket, a drip irrigation mechanism and a sample taking and paying mechanism are arranged; a dripper of the drip irrigation mechanism is communicated with the liquid crystal bottle through a liquid storage pipe and a liquid pump to realize liquid absorption of the liquid crystal bottle and liquid discharge of waste liquid; the dripper and the liquid pump are positioned on the up-down lifting device and are used for realizing the up-down lifting positioning of the dripper and the liquid pump; the sample taking and paying mechanism comprises a containing frame and a front-back moving device; the containing frame is arranged on the front-back moving device and is positioned in a front-back moving mode through the front-back moving device; the drip irrigation mechanism is positioned at the upper part of the bracket; the sample taking and paying mechanism is arranged at the lower part of the bracket and is arranged opposite to the drip irrigation mechanism to realize that the liquid crystal bottle on the containing frame receives liquid to the dripper. This application is fixed a position through the oscilaltion of dripper and liquid pump to the back-and-forth movement location of cooperation holding frame realizes that the dropping liquid operation of liquid crystal is more convenient, improves work efficiency greatly, and simple structure is practical, has fine application prospect, is worth extensively promoting.

Description

Liquid dropping system is used in LCD screen production

Technical Field

The utility model relates to the technical field of liquid crystal manufacturing, in particular to a liquid dropping system for liquid crystal screen production.

Background

A liquid crystal panel is a display device with an ultra-thin flat surface, which consists of a certain number of color or black and white pixels, placed in front of a light source or a reflecting surface. The lcd panel has low power consumption, and is therefore popular with engineers and suitable for electronic devices using batteries. Currently, liquid crystal displays have become an important interface for human and machine communication, and have been widely used because liquid crystal display technologies have advantages of low voltage and micro power consumption, flat structure, no glare, no eye irritation, no electromagnetic radiation and no X-ray radiation, etc., compared with other display technologies. In the production of liquid crystal displays at present, an One Drop Filling (ODF, drip irrigation) process is generally adopted, in which liquid crystal is dripped on a CF substrate or an Array substrate by aligning a single special liquid crystal needle, and then the liquid crystal is cured into a box by vacuum bonding. Because the liquid crystal syringe needle need carry out the stock solution of liquid crystal and go out the liquid, adopt the manual work to change the liquid crystal bottle to connect liquid or get liquid to the syringe needle at present stage often, the operation is inconvenient, and work efficiency is low, awaits urgent need the improvement.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a liquid dropping system for liquid crystal display production.

In order to achieve the purpose, the utility model is realized by the following technical scheme:

a liquid dropping system for producing a liquid crystal screen comprises a bracket, a drip irrigation mechanism and a sample taking and paying mechanism;

the drip irrigation mechanism comprises an up-down lifting device, a liquid pump, a liquid storage pipe and a dripper; the dripper is communicated with the liquid crystal bottle through a liquid storage pipe and a liquid pump to realize liquid absorption of the liquid crystal bottle and liquid discharge of waste liquid; the dripper and the liquid pump are positioned on the up-down lifting device and are used for realizing the up-down lifting positioning of the dripper and the liquid pump;

the sample taking and paying mechanism comprises a containing frame and a front-back moving device; the containing frame is arranged on the front-back moving device and is positioned in a front-back moving mode through the front-back moving device;

the drip irrigation mechanism is positioned at the upper part of the bracket; the sample taking and paying mechanism is arranged at the lower part of the bracket and is arranged opposite to the drip irrigation mechanism so as to realize that the liquid crystal bottle on the containing frame receives the liquid from the dripper.

As a further improvement of the utility model, the up-down lifting device and the front-back moving device are both electric push rods; the piston rod of the electric push rod drives the component to stretch and retract, so that the component to be moved is moved and positioned.

As a further improvement of the utility model, the liquid storage pipe is provided with liquid level scales.

As a further improvement of the utility model, a baffle is positioned at the periphery of the bracket.

As a further improvement of the utility model, a liquid level sensor is arranged in the liquid crystal bottle.

As a further improvement of the utility model, a plurality of groups of liquid crystal bottles are arranged in front of and behind the containing frame.

As a further improvement of the utility model, a drip irrigation channel is arranged in the dripper, and the drip irrigation channel is of a horn-shaped structure with a closed end liquid outlet.

As a further improvement of the utility model, the liquid storage tube is a syringe; the liquid pump is a flow control valve; the liquid outlet part at the front end of the injector is connected with the dripper through a flow control valve.

As a further improvement of the utility model, the liquid storage tube comprises a liquid containing cylinder and a piston core rod; the piston core rod is embedded in the liquid containing cylinder, and the piston rod moves back and forth in the liquid containing cylinder to inject liquid.

Compared with the prior art, the utility model has the beneficial effects that:

this application is fixed a position through the oscilaltion of dripper and liquid pump to the back-and-forth movement location of cooperation holding frame realizes that the dropping liquid operation of liquid crystal is more convenient, improves work efficiency greatly, and simple structure is practical, has fine application prospect, is worth extensively promoting.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a front view of FIG. 2;

FIG. 4 is a cross-sectional view taken along plane A-A of FIG. 3;

FIG. 5 is a schematic view of the drip irrigation mechanism in use;

the reference numbers in the figures illustrate:

1. a support; 2. a drip irrigation mechanism; 21. an up-down lifting device; 22. a liquid pump; 23. a liquid storage pipe; 231. a liquid containing cylinder; 232. a piston core bar; 24. a dripper; 3. a sample taking and paying mechanism; 31. a housing shelf; 32. a forward and backward moving device; 4. a liquid crystal bottle; 5. and a baffle plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a liquid dropping system for liquid crystal screen production, which is combined with accompanying drawings 1-5 and aims to solve the technical problem of inconvenient operation caused by manual replacement of a liquid crystal bottle to receive or take liquid from a needle head.

Specifically, the device comprises a bracket 1, a drip irrigation mechanism 2 and a sample taking and paying mechanism 3;

the drip irrigation mechanism 2 comprises an up-down lifting device 21, a liquid pump 22, a liquid storage pipe 23 and a dripper 24; the dripper 24 is communicated with the liquid crystal bottle 4 through a liquid storage pipe 23 and a liquid pump 22 to realize liquid absorption of the liquid crystal bottle 4 and liquid discharge of waste liquid; the dripper 24 and the liquid pump 22 are positioned on the up-down lifting device 21 and used for realizing up-down lifting positioning of the dripper 24 and the liquid pump 22;

the sample taking and paying mechanism 3 comprises a containing frame 31 and a front-back moving device 32; the containing frame 31 is arranged on the front-back moving device 32 and is positioned in a front-back moving mode through the front-back moving device 32;

the drip irrigation mechanism 2 is positioned at the upper part of the bracket 1; the sample taking and paying mechanism 3 is arranged at the lower part of the bracket 1 and is opposite to the drip irrigation mechanism 2, so that the liquid crystal bottle 4 on the containing frame 31 can receive the liquid from the dripper 24.

This application is fixed a position through the oscilaltion of dripper 24 and liquid pump 22 to the back-and-forth movement location of cooperation holding frame 31 realizes that the dropping liquid operation of liquid crystal is more convenient, improves work efficiency greatly, and simple structure is practical, has fine application prospect, is worth extensively promoting.

Further, the up-down lifting device 21 and the front-back moving device 32 are both electric push rods; the piston rod of the electric push rod drives the component to stretch and retract, so that the component to be moved is moved and positioned.

The liquid pump 22 and the dropper 24 are driven by the push rod driven part of the up-down lifting device 21 to ascend, the volume of the liquid storage pipe 23 is 2.5ml when the liquid storage pipe 23 is in a suction state, the driven part is provided with a rising margin, the driven part can be adjusted according to actual conditions, otherwise, the driven part descends, and the liquid storage pipe 23 is in a squeezing shape.

Further, the liquid storage pipe 23 is provided with liquid level scales.

Further, a baffle 5 is positioned on the periphery of the bracket 1.

Furthermore, a liquid level sensor is arranged in the liquid crystal bottle 4, so that the liquid level in the bottle can be sensed timely.

Furthermore, a plurality of sets of the liquid crystal bottles 4 are arranged in front of and behind the containing frame 31.

Furthermore, a control system is also arranged; the control system is connected with the up-down lifting device 21, the front-back moving device 32 and the liquid level sensor to realize the remote control of the up-down lifting device 21, the front-back moving device 32 and the liquid level sensor.

Specifically, the containing frame 31 is provided with a front row and a rear row of liquid crystal bottles 4; and liquid level scales are arranged on the liquid crystal bottle.

It should be noted that the first row is a "waste" receiving vial, and the second row is a sample receiving vial. During the action, the 'waste liquid' (taking 15ml as an example) is firstly taken, and when the liquid crystal reaches 15ml, the action of taking the 'waste liquid' is stopped after the liquid level sensor senses the liquid crystal; the forward and backward moving device 32 drives the containing frame 31 to the sample receiving bottle part for receiving the sample (taking 50ml as an example), and the receiving action is stopped when the liquid level of the liquid crystal reaches 50ml and is sensed by the liquid level sensor. After all actions are finished, the forward and backward moving device 32 automatically drives the tray to retreat to the positions of the disposable waste liquid bottle and the sample bottle, the liquid crystal bottle does not need to be replaced manually to receive or take liquid from the needle head, and the operation is very convenient.

If the manual sampling is switched again, the induction liquid level sensor needs to be shielded, and an operator observes the change condition of the liquid level and pays according to the amount.

Further, a drip irrigation channel is arranged in the dripper 24, and the drip irrigation channel is of a horn-shaped structure with a closed end liquid outlet, so that liquid crystal can be effectively gathered before dripping out of the liquid crystal dripper.

In another embodiment, the reservoir 23 is a syringe; the liquid pump 22 is a flow control valve; the liquid outlet part at the front end of the injector is connected with the dripper through a flow control valve.

Further, the liquid storage tube 23 comprises a liquid containing cylinder 231 and a piston core rod 232; the piston core rod 232 is embedded in the liquid containing cylinder 231 and performs piston motion back and forth in the liquid containing cylinder 231 to inject liquid; when the piston rod 232 is pulled out, liquid or gas is sucked in from the small hole at the front end of the liquid containing cylinder 231, and when the piston rod 232 is pushed in, the liquid or gas is extruded out.

It needs to be explained that can realize driping irrigation through setting up syringe and flow control valve, equipment is simpler and easier, and the input of the cost that comes that significantly reduces, installation simple operation, but reuse, economical and practical, portable, management, it is nimble to use, reasonable in design, compact structure has fine market prospect.

It should be noted that the detailed description of the utility model is not included in the prior art, or can be directly obtained from the market, and the detailed connection mode can be widely applied in the field or daily life without creative efforts, and the detailed description is not repeated here.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. The utility model provides a dropping liquid system is used in LCD screen production which characterized in that: comprises a bracket, a drip irrigation mechanism and a sample taking and paying mechanism;

2. The dropping system for producing the liquid crystal screen according to claim 1, wherein: the up-down lifting device and the front-back moving device are both electric push rods; the piston rod of the electric push rod drives the component to stretch and retract, so that the component to be moved is moved and positioned.

3. The dropping system for producing the liquid crystal screen according to claim 1, wherein: the liquid storage pipe is provided with liquid level scales.

4. The dropping system for producing the liquid crystal screen according to claim 1, wherein: and a baffle is positioned at the periphery of the bracket.

5. The dropping system for producing the liquid crystal screen according to claim 1, wherein: and a liquid level sensor is arranged in the liquid crystal bottle.

6. The dropping system for producing the liquid crystal screen according to claim 1, wherein: the front and the back of the containing frame are provided with a plurality of groups of liquid crystal bottles.

7. The dropping system for producing the liquid crystal screen according to claim 1, wherein: the interior of the dripper is provided with a drip irrigation channel, and the drip irrigation channel is of a horn-shaped structure with a closed end liquid outlet at the tail end.

8. The dropping system for producing the liquid crystal screen according to claim 1, wherein: the liquid storage tube is an injector; the liquid pump is a flow control valve; the liquid outlet part at the front end of the injector is connected with the dripper through a flow control valve.

9. The dropping system for producing liquid crystal display panels as claimed in claim 8, wherein: the liquid storage pipe comprises a liquid containing cylinder and a piston core rod; the piston core rod is embedded in the liquid containing cylinder, and the piston rod moves back and forth in the liquid containing cylinder to inject liquid.