CN202182999U - Liquid crystal pouring equipment - Google Patents
Liquid crystal pouring equipment Download PDFInfo
- Publication number
- CN202182999U CN202182999U CN201120274863XU CN201120274863U CN202182999U CN 202182999 U CN202182999 U CN 202182999U CN 201120274863X U CN201120274863X U CN 201120274863XU CN 201120274863 U CN201120274863 U CN 201120274863U CN 202182999 U CN202182999 U CN 202182999U
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- liquid crystal
- closed container
- needle tubing
- filling equipment
- equipment according
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Abstract
The utility model discloses liquid crystal pouring equipment, which relates to the field of liquid crystal pouring, and does not need manual operation to pour and recycle liquid crystal so as to precisely control the injecting quantity of liquid crystal material and reduce the manual pollution on the liquid crystal material. The liquid crystal pouring equipment comprises a liquid crystal utensil, a needle tube, a liquid crystal measuring cylinder, a closed container, and a gas valve for injecting gas into the closed container for pressurizing, wherein the liquid crystal material is contained in the liquid crystal measuring cylinder, and the closed container is communicated with the gas valve. The liquid crystal pouring equipment is mainly used in the production process of liquid crystal products.
Description
Technical field
The utility model relates to the liquid crystal filling field, relates in particular to a kind of liquid crystal filling equipment.
Background technology
At present, in TFT-LCD (Thin Film Transistor Liquid Crystal Display, Thin Film Transistor-LCD) produces, often use the priming by vacuum pattern in the liquid crystal vessel, to inject liquid crystal.Specifically, air and other foreign matters in the liquid crystal vessel are deviate from, the inlet with the liquid crystal vessel immerses in the liquid crystal then, and through syphonic effect, liquid crystal material can flow into the inside of liquid crystal vessel, up to accomplishing perfusion.
Above-mentioned traditional priming by vacuum pattern needs manually-operated to accomplish the work that liquid crystal filling and liquid crystal reclaim, and causes the control of liquid crystal injection rate IR accurate inadequately, is prone to pour into deficiency or overflow, and liquid crystal material is also easily by artificial pollution.
The utility model content
The embodiment of the utility model provides a kind of liquid crystal filling equipment, does not need manually-operated to accomplish liquid crystal filling and liquid crystal recovery, can accurately control the injection rate IR of liquid crystal material, reduces liquid crystal material simultaneously by artificially-contaminated possibility.
A kind of liquid crystal filling equipment; Comprise the liquid crystal vessel; Also comprise needle tubing, liquid crystal graduated cylinder, closed container and be used to the gas trap that said closed container pours gas boosting, fill liquid crystal material in the said liquid crystal graduated cylinder, and said closed container is communicated with said gas trap.
Further, said liquid crystal graduated cylinder places said closed container.
Further, said needle tubing is communicated with said closed container through conduit, and said conduit inserts in the liquid crystal material of the said liquid crystal graduated cylinder in the said closed container.
Further, said needle tubing is positioned at the top of said liquid crystal vessel, and said needle tubing is fixed on and is used to needle tubing moving guide rail that said needle tubing along continuous straight runs is moved.
Further, said closed container be used to the gas trap that said closed container pours gas boosting and be communicated with.
Further, be equipped with barometer on the communication paths of said closed container and said gas trap.
Further, said closed container be used to the vacuum pump that said closed container bleeds and be communicated with.
Further, said needle tubing is equipped with the less syringe needle of interior diameter, so that when said closed container pours gas, carry out liquid crystal filling at said gas trap.
Further, said needle tubing is equipped with the bigger syringe needle of interior diameter, reclaims so that when said closed container is bled, carry out liquid crystal at said vacuum pump.
Further, be connected with snorkel on the said needle tubing, also be provided with the air-flow CS on the said snorkel, realize adjusting the air-flow in the said snorkel through regulating said air-flow CS, thus the variation of control needle tubing internal pressure.
The liquid crystal filling equipment that the utility model embodiment provides can be realized the accurate perfusion to liquid crystal material, reduced manual work pour into when operation the liquid crystal filling quantity not sufficient or liquid crystal material by artificially-contaminated possibility; Simultaneously, personnel need not directly to contact liquid crystal material, have avoided the harm of liquid crystal material to human body.In addition, use the liquid crystal graduated cylinder to come the splendid attire liquid crystal material among the embodiment of the utility model, be convenient to the liquid crystal use amount is added up.Further; The liquid crystal filling equipment that the utility model embodiment provides; Bleed and realize recovery through connecting vacuum pump the liquid crystal material in the liquid crystal vessel; The possibility that when having reduced artificial execution liquid crystal and reclaiming liquid crystal material has been polluted, and avoid liquid crystal material that human body is worked the mischief.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the synoptic diagram of the liquid crystal filling equipment in the utility model;
Fig. 2 is another synoptic diagram of the liquid crystal filling equipment in the utility model.
Embodiment
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
The utility model embodiment provides a kind of liquid crystal filling equipment, like Fig. 1, comprises liquid crystal vessel 1, needle tubing 2, liquid crystal graduated cylinder 4, closed container 5, barometer 6, gas trap 7.Liquid crystal graduated cylinder 4 is equipped with liquid crystal material, is placed in the closed container 5.Needle tubing 2 is communicated with closed container 5 through conduit 8, and an end of the conduit 8 that is communicated with closed container 5 inserts in the liquid crystal material of liquid crystal graduated cylinder 4.Gas trap 7 is communicated with closed container 5, is used to closed container 5 and pours gas.On the communication paths of gas trap 7 and closed container 5 barometer 6 is housed, is used for writing down the pressure of closed container 5.Wherein, closed container 5 can be a cylinder of steel, also can be the container that other materials is processed, and the utility model embodiment does not do qualification to this.
Carrying out liquid crystal filling when action, the preparation that needle tubing 2 is moved to liquid crystal vessel 1 is accepted to open gas trap 7 directly over the position of liquid crystal filling, begins to charge into gas to closed container 5.Owing to charge into gas, pressure raises in the closed container 5, and the liquid crystal material in the liquid crystal graduated cylinder 4 injects needle tubing 2 through conduit 8, and splashes into liquid crystal vessel 1 through needle tubing.Come the amount of charging into of adjustments of gas through pilot-gas valve 7, thereby realize control the rate of flooding of liquid crystal material.When the liquid crystal filling amount reaches predetermined perfusion and requires, close gas trap 7, stop to charge into gas, liquid crystal material no longer splashes into liquid crystal vessel 1 from needle tubing 3.Before and after liquid crystal filling, read the volume of liquid crystal material in the liquid crystal graduated cylinder 4 respectively, thereby obtain the groundwater increment of liquid crystal material.
Further, also comprise needle tubing moving guide rail 3 among Fig. 1.But needle tubing moving guide rail 3 along continuous straight runs are placed in the top of liquid crystal vessel 1.Needle tubing 2 is fixed on the needle tubing moving guide rail 3, and can on needle tubing moving guide rail 3, move by along continuous straight runs, thereby can carry out accurate liquid crystal filling to a plurality of positions on the liquid crystal vessel 1.Needle tubing moving guide rail 3 uses PLC (programmable logic controller, programmable logic controller (PLC)), and controls the precision level motion of needle tubing fixed thereon 2 through servomotor, ball-screw, accurate line slideway.Carrying out liquid crystal filling when action, the preparation that the needle tubing on the needle tubing moving guide rail 32 is moved to liquid crystal vessel 1 is accepted to open gas trap 7 directly over the position of liquid crystal filling, begins to charge into gas to closed container 5.Owing to charge into gas, pressure raises in the closed container 5, and the liquid crystal material in the liquid crystal graduated cylinder 4 injects needle tubing 2 through conduit 8, and splashes into liquid crystal vessel 1 through needle tubing.Come the amount of charging into of adjustments of gas through pilot-gas valve 7, thereby realize control the rate of flooding of liquid crystal material.When the liquid crystal filling amount reaches predetermined perfusion and requires, close gas trap 7, stop to charge into gas, liquid crystal material no longer splashes into liquid crystal vessel 1 from needle tubing 3.Continue if desired liquid crystal vessel 1 are carried out liquid crystal filling, needle tubing 2 is moved to the top, position that need pour into, repeat above-mentioned filling process through needle tubing moving guide rail 3.Before and after liquid crystal filling, read the volume of liquid crystal material in the liquid crystal graduated cylinder 4 respectively, thereby obtain the groundwater increment of liquid crystal material.
In the embodiment of the utility model, what gas trap 7 was concrete can be nitrogen valve, charges into nitrogen to closed container 5.
Further, for improving the degree of accuracy of liquid crystal filling, can be the less syringe needles of the 2 configuration interior diameters of the needle tubing among Fig. 1, when accurately controlling liquid crystal filling, also reduce liquid crystal and flow out the possibility that pollutes.
Further, can on needle tubing 2, connect a snorkel, also be provided with the air-flow CS on the said snorkel.Realize adjusting through regulating said air-flow CS, make the air-flow of said snorkel change, thereby the liquid crystal in the control needle tubing 2 splashes into liquid crystal vessel 1 uniformly the needle tubing 2 inner pressure that produce to the air-flow in the said snorkel.
Further, as shown in Figure 2, said liquid crystal filling equipment also comprises vacuum pump 9.Vacuum pump 9 is communicated with closed container 5, is used to closed container 5 pumped down.Before the liquid crystal material in the liquid crystal vessel 1 is reclaimed, to move needle tubing 2 earlier to preparing to carry out the position that liquid crystal reclaims.Such as, can needle tubing 2 be fixed on the needle tubing moving guide rail 3, and make needle tubing 2 in needle tubing moving guide rail 3 upper edge horizontal motion, carry out the position that liquid crystal reclaims up to the preparation that needle tubing 2 arrives liquid crystal vessel 1.Then, needle tubing 2 is inserted in the liquid crystal material of liquid crystal vessel 1, start vacuum pump 9, closed container 5 is carried out pumped down.Because the air pressure in the closed container 5 reduces, the liquid crystal material in the liquid crystal vessel 1 injects the liquid crystal graduated cylinder 4 of closed container 5 through conduit 8.After accomplishing the recovery of liquid crystal material, close vacuum pump.
Further, for improving the efficient that liquid crystal reclaims, can be for the bigger syringe needle of the 2 configuration interior diameters of the needle tubing among Fig. 2, so that the liquid crystal material in the liquid crystal vessel 1 can be recovered in the liquid crystal graduated cylinder 4 fast.
In the utility model, can gas trap 7 and vacuum pump 9 be communicated with said closed container 5 respectively, with the function of integrated liquid crystal filling and liquid crystal recovery simultaneously.Specifically, when carrying out liquid crystal filling, open gas trap 7, begin to charge into gas, when pouring gas, keep closing of vacuum pump 9 to closed container 5.Owing to charge into gas, pressure raises in the closed container 5, and the liquid crystal material in the liquid crystal graduated cylinder 4 injects needle tubing 2 through conduit 8, and splashes into liquid crystal vessel 1 through needle tubing.Come the amount of charging into of adjustments of gas through pilot-gas valve 7, thereby realize control the rate of flooding of liquid crystal material.When carrying out the liquid crystal recovery, open vacuum pump 9, begin to be closed container 5 pumped down, when bleeding, keep closing of gas trap 7.Because the air pressure in the closed container 5 reduces, behind the liquid crystal material process needle tubing 2 in the liquid crystal vessel 1, the conduit 8, inject the liquid crystal graduated cylinder 4 of closed container 5.
Certainly, in the utility model, also can open deployment in 9 minutes to gas trap 7 and vacuum pump.When carrying out liquid crystal filling, gas trap 7 is connected to closed container 5, carry out gas and charge into.When carrying out the liquid crystal recovery, disconnection gas trap 7 is connected with closed container 5, and vacuum pump 9 is connected to closed container 5, bleeds.
The liquid crystal filling equipment that the utility model embodiment provides can be realized the accurate perfusion to liquid crystal material, reduced manual work pour into when operation the liquid crystal filling quantity not sufficient or liquid crystal material by artificially-contaminated possibility; Simultaneously, personnel need not directly to contact liquid crystal material, have avoided the harm of liquid crystal material to human body.In addition, use the liquid crystal graduated cylinder to come the splendid attire liquid crystal material among the embodiment of the utility model, be convenient to the liquid crystal use amount is added up.Further; The liquid crystal filling equipment that the utility model embodiment provides through connecting vacuum pump, can be realized the recovery to the liquid crystal material in the liquid crystal vessel; The possibility that when having reduced artificial execution liquid crystal and reclaiming liquid crystal material has been polluted, and avoid liquid crystal material that human body is worked the mischief.
The above; Be merely the embodiment of the utility model; But the protection domain of the utility model is not limited thereto; Any technician who is familiar with the present technique field can expect changing or replacement in the technical scope that the utility model discloses easily, all should be encompassed within the protection domain of the utility model.Therefore, the protection domain of the utility model should be as the criterion with the protection domain of said claim.
Claims (9)
1. liquid crystal filling equipment; Comprise the liquid crystal vessel, it is characterized in that, also comprise needle tubing, liquid crystal graduated cylinder, closed container and be used to the gas trap that said closed container pours gas boosting; Fill liquid crystal material in the said liquid crystal graduated cylinder, and said closed container is communicated with said gas trap.
2. liquid crystal filling equipment according to claim 1 is characterized in that, said liquid crystal graduated cylinder places said closed container.
3. liquid crystal filling equipment according to claim 1 and 2 is characterized in that, said needle tubing is communicated with said closed container through a conduit, and said conduit inserts in the liquid crystal material of the said liquid crystal graduated cylinder in the said closed container.
4. liquid crystal filling equipment according to claim 1 is characterized in that said needle tubing is positioned at the top of said liquid crystal vessel, and said needle tubing is fixed on and is used to needle tubing moving guide rail that said needle tubing along continuous straight runs is moved.
5. liquid crystal filling equipment according to claim 1 is characterized in that, is equipped with barometer on the communication paths of said closed container and said gas trap.
6. liquid crystal filling equipment according to claim 1 is characterized in that, said closed container be used to the vacuum pump that said closed container bleeds and be communicated with.
7. liquid crystal filling equipment according to claim 1 is characterized in that, said needle tubing is equipped with the less syringe needle of interior diameter, so that when said closed container pours gas, carry out liquid crystal filling at said gas trap.
8. liquid crystal filling equipment according to claim 6 is characterized in that, said needle tubing is equipped with the bigger syringe needle of interior diameter, reclaims so that when said closed container is bled, carry out liquid crystal at said vacuum pump.
9. liquid crystal filling equipment according to claim 3; It is characterized in that; Be connected with snorkel on the said needle tubing; Also be provided with the air-flow CS on the said snorkel, realize adjusting the air-flow in the said snorkel through regulating said air-flow CS, thus the variation of control needle tubing internal pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120274863XU CN202182999U (en) | 2011-07-29 | 2011-07-29 | Liquid crystal pouring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120274863XU CN202182999U (en) | 2011-07-29 | 2011-07-29 | Liquid crystal pouring equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202182999U true CN202182999U (en) | 2012-04-04 |
Family
ID=46176031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120274863XU Expired - Lifetime CN202182999U (en) | 2011-07-29 | 2011-07-29 | Liquid crystal pouring equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202182999U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109109460A (en) * | 2017-06-23 | 2019-01-01 | 灿美工程股份有限公司 | Pouring liquid equipment |
-
2011
- 2011-07-29 CN CN201120274863XU patent/CN202182999U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109109460A (en) * | 2017-06-23 | 2019-01-01 | 灿美工程股份有限公司 | Pouring liquid equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120404 |
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| CX01 | Expiry of patent term |