CN115818969A - Display cover plate glass coating device - Google Patents

Abstract

The invention relates to the technical field of glass deep processing, and discloses a display cover plate glass coating device, which comprises: the glass substrate cleaning device comprises a feeding chamber, a cleaning unit and a cleaning unit, wherein a transmission unit I for transmitting a glass substrate is arranged in the feeding chamber, and the cleaning unit is arranged on one side of the transmission unit I; the AG spraying chamber comprises a liquid conveying pipeline, an AG liquid bottle, a driving gas unit, an atomization unit, a heating unit I and a transmission unit II; the AG measuring and baking chamber comprises a measuring unit, a transmission unit III and a heating unit II inside; the cooling chamber comprises a cooling unit, an ion source and a transmission unit IV, wherein the ion source is arranged on one side of the transmission unit IV; the AR coating chamber comprises a transmission unit V and an AR coating unit; the AF coating chamber comprises a transmission unit VI and an AF coating unit; the feeding area, the feeding chamber, the AG spraying chamber, the AG measuring and baking chamber, the cooling chamber, the AR coating chamber, the AF coating chamber and the discharging area are sequentially connected through gate valve units. The invention is a production device with good quality, high efficiency and low cost.

Description

Display cover plate glass coating device

Technical Field

The invention relates to a display cover plate glass coating device, and belongs to the technical field of glass deep processing.

Background

The display cover plate glass is mainly used for terminal products such as mobile phones, vehicle-mounted displays and computers, is arranged on the outermost side of the terminal products and needs to be touched frequently, so that the definition, the friction resistance, the corrosion resistance, the weather resistance, the impact resistance and the anti-glare performance of the display cover plate glass are key factors for evaluating the quality of the display cover plate glass. The prior production process comprises the following steps:

cleaning → AG spraying → cleaning → laminating → AR plating → AF plating → baking, the production process of the existing process is more, the AG spraying and AR plating processes are two different processes and need to be completed separately, therefore, in order to avoid surface contamination in the transferring and waiting process after AG spraying, cleaning is needed first, then laminating is needed, and the AR coating is left to be plated, more interference is considered in the process, and the production efficiency and yield are lower; in addition, AG spraying in the existing production process is carried out in the atmospheric environment, the surface of the substrate has more moisture and gas, the film layer has poor adhesion, and the wear resistance is poor. Therefore, it is necessary to develop a production apparatus with good quality, high efficiency and low cost.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides a display cover plate glass coating device.

The invention relates to a display cover plate glass coating device, which comprises a feeding chamber, an AG spraying chamber, an AG measuring and baking chamber, a cooling chamber, an AR coating chamber and an AF coating chamber which are sequentially connected, wherein:

the glass substrate cleaning device comprises a feeding chamber, a cleaning unit and a control unit, wherein the feeding chamber is used for cleaning a glass substrate entering the feeding chamber, a transmission unit I for transmitting the glass substrate is arranged in the feeding chamber, the cleaning unit I is arranged on one side of the transmission unit I, and an ion source is adopted by the cleaning unit I;

the AG spraying chamber is used for spraying AG liquid on the glass substrate and comprises a liquid conveying pipeline, an AG liquid bottle, a driving gas unit, an atomization unit, a heating unit I and a transmission unit II, wherein the liquid in the AG liquid bottle is driven by the driving gas unit to pass through the liquid conveying pipeline and be conveyed into the AG spraying chamber through the atomization unit, the transmission unit II in the spraying chamber conveys the glass substrate, and the heating unit I is arranged on one side of the transmission unit II;

the AG measuring and baking chamber comprises a measuring unit, a transmission unit III and a heating unit II, wherein the measuring unit comprises a glossiness measuring instrument uniformly arranged on the wall of the chamber, and the heating unit II is arranged on one side of the transmission unit III;

the cooling chamber comprises a cooling unit, a cleaning unit II and a transmission unit IV, wherein an ion source of the cleaning unit II is arranged on one side of the transmission unit IV, and the cleaning unit II also adopts an ion source;

the AR coating chamber comprises a transmission unit V and an AR coating unit, wherein the AR coating unit comprises a coating cathode and a coating anode which are respectively arranged on two sides of the transmission unit V;

the AF coating chamber comprises a transmission unit VI and an AF coating unit, wherein the AF coating unit comprises an AF evaporation source and is arranged on one side of the transmission unit VI;

the feeding area, the feeding chamber, the AG spraying chamber, the AG measuring and baking chamber, the cooling chamber, the AR coating chamber, the AF coating chamber and the discharging area are sequentially connected through gate valve units.

Preferably, the AG liquid bottle includes the bottle, bottle inner wall top and below are equipped with annular last boss and annular lower boss respectively, the lower boss is close to the bottom of the bottle and sets up, lower boss top is equipped with the slip seal unit, AG liquid is located between slip seal unit and the lower boss, be equipped with the refrigerator on the slip seal bench, AG liquid bottle top fixedly connected with can open sealed lid, still install level gauge and vacuometer on the AG liquid bottle, the bottom of level gauge runs through the slip seal bench and inserts inside AG liquid, AG liquid bottle is located boss top one side and is connected with the drive gas unit, the opposite side top is connected with the evacuation unit, liquid conveying pipeline passes boss and AG liquid intercommunication down.

Preferably, the sliding sealing platform comprises a platform which is connected to the inner wall of the AG liquid bottle in a sliding mode, an intensive copper pipe for cooling is arranged in the middle of the platform, the copper pipe is connected with a refrigerating machine, and filtering materials are filled around the copper pipe.

Preferably, the driving gas unit is sequentially provided with a gas cylinder, a pressure dividing valve, a control valve I, a one-way valve I, an electromagnetic valve I and a gas flowmeter along the advancing direction of gas, and nitrogen is filled in the gas cylinder.

Preferably, the liquid conveying pipeline comprises a filter, a solenoid valve II, a control valve II, a one-way valve II, a liquid flowmeter II and a chamber sealing adapter which are connected in sequence.

Preferably, be equipped with atomizing unit between liquid conveying line and the AG spray booth, atomizing unit includes a plurality of groups, and every group is equipped with the nozzle heater including solenoid valve III, liquid flowmeter III and the atomizing nozzle that connects gradually, atomizing nozzle rear.

Preferably, the cooling unit comprises a cooling water path arranged inside the carrier plate of the glass substrate, and the water inlet end of the cooling water path is connected with the water receiving unit.

Preferably, the water receiving unit comprises a water receiving cavity and a vacuum pump, the water inlet end of the water receiving cavity is connected with a water source through an electronic valve, the water outlet end of the water receiving cavity is communicated with the cooling water path, and the vacuum pump is communicated with the inside of the water receiving cavity.

Preferably, the transmission unit I, the transmission unit II, the transmission unit III, the transmission unit IV, the transmission unit V and the transmission unit VI are all of the same structure and comprise a saw-toothed conveying belt arranged at the bottom of the carrier plate and a driving motor I for driving the saw-toothed conveying belt.

Preferably, the gate valve unit comprises a valve main body, a fixed telescopic rod and a driving motor II, the valve main body comprises a valve main body upper part and a valve main body lower part, the connecting parts of the valve main body upper part and the valve main body lower part are in Z-shaped connection, and sealing strips are arranged at the connecting parts; a fixed telescopic rod is fixedly connected above the upper part of the valve main body, and a limiting block and a mechanical anti-falling device are arranged at the top end of the fixed telescopic rod; the upper portion of the valve main body is further provided with a driving motor II, the upper portion of the valve main body and the lower portion of the valve main body are respectively inserted with a roller shaft, and the driving motor II is connected with the two roller shafts through a belt.

The display cover plate glass coating device has the following beneficial effects:

the equipment and the process can be completed at one time, wherein the feed chamber realizes the cleaning and the pre-vacuumizing of the glass substrate through the ion source, the AG spraying chamber realizes the AG spraying under the vacuum environment and heats the spraying process, the AG heating and measuring chamber realizes the performance test of the sprayed AG glass and continues to heat the glass, the glass cooling chamber realizes the cooling of the glass, the subsequent deposition and film forming of an AR film layer are facilitated, the dirt on the surface of the glass formed by the front chambers is cleaned through the ion source, the AR film coating chamber realizes the formation of a film layer with high transmittance on the surface of the glass, and the AF film coating chamber forms a layer of material with high hardness and wear resistance on the surface through an evaporation mode. The invention shortens the elapsed time of the production process, greatly improves the production efficiency and brings huge production profits to enterprises.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a front sectional view of the feed chamber.

FIG. 3 is a front cross-sectional view of the AG spray booth.

Fig. 4 is a front sectional view of the heating unit i.

Fig. 5 is a sectional view of a bottle of AG liquid.

Fig. 6 is a front sectional view of the AG measuring and baking chamber.

FIG. 7 is a front cross-sectional view of the cool down chamber.

Fig. 8 is a sectional view of the cooling water path inside the carrier plate.

FIG. 9 is a front cross-sectional view of an AR coating chamber.

FIG. 10 is a front cross-sectional view of an AR coating chamber.

Fig. 11 is a left side view of the gate valve unit.

Fig. 12 is a front view of the transmission unit.

In the figure: 1. a feed chamber; 101. a transmission unit I; 102. cleaning a unit I; 2. AG spray booth; 21. AG liquid bottle; 2101. a bottle body; 2102. the sealing cover can be opened; 2103. an upper boss; 2104. a lower boss; 2105. a platform; 2106. a circular ring-shaped sealing ring; 2107. a liquid level meter; 2108. a vacuum gauge; 2109. a freezer; 22. a heating unit I; 23. a transmission unit II; 24. an atomizing unit; 25. a baffle plate; 26. a vacuum pumping unit; 201. a gas cylinder; 202. a pressure dividing valve; 203. a control valve I; 204. an electromagnetic valve I; 205. a gas flow meter; 206. a filter; 207. a solenoid valve II; 208. a control valve II; 209. a one-way valve II; 210. a liquid flow meter II; 211. the cavity seals the adapter; 3. AG measurement and baking chamber; 31. a transmission unit III; 32. a heating unit II; 33. a cylinder; 34. a probe; 4. a cooling chamber; 41. a cleaning unit II; 42. a transmission unit IV; 43. a water receiving cavity; 44. a vacuum pump; 45. mounting a plate; 5. an AR coating chamber; 51. coating a film cathode; 52. a transmission unit V; 53. coating a film on the anode; 6. an AF coating chamber; 61. a transmission unit VI; 62. an AF evaporation source; 7. a feeding area; 8. a blanking area; 9. a carrier plate; 10. a gate valve unit; 1011. the upper part of the valve main body; 1012. the lower part of the valve main body; 1013. fixing the telescopic rod; 1014. a limiting block; 1015. a mechanical anti-fall device; 1016. driving a motor II; 1017. a roll shaft; 1018. a belt; 11. a motor connecting shaft; 12. a toothed conveyor belt; 13. and a bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.

Example (b):

as shown in fig. 1 to 12, the display cover plate glass coating device of the present invention includes a feeding chamber 1, an AG spraying chamber 2, an AG measuring and baking chamber 3, a cooling chamber 4, an AR coating chamber 5, and an AF coating chamber 6, which are connected in sequence, wherein:

the feeding chamber 1 has the function of cleaning the glass substrate and enabling the glass substrate to realize transition from the atmosphere to the vacuum environment. The glass substrate cleaning device is characterized in that a transmission unit I101 used for transmitting a glass substrate is arranged in the feeding chamber 1, a cleaning unit is arranged on one side of the transmission unit I101, the cleaning unit adopts an ion source, the ion source can separate AR gas, the ionized AR + can bombard the surface of the glass at a high speed, the glass is cleaned, the width of the ion source is the same as that of the glass substrate, and the glass substrate is cleaned in the process that the transmission unit I101 is transmitted from an inlet of the feeding chamber 1 to an outlet.

The AG spray chamber 2 has a function of spraying AG liquid onto the glass substrate. A liquid conveying pipeline, an AG liquid bottle, a driving gas unit, an atomization unit 24, a heating unit I22 and a transmission unit II 23 are arranged in the AG spraying chamber 2, liquid in the AG liquid bottle is driven by the driving gas unit to pass through the liquid conveying pipeline and be sent into the AG spraying chamber 2 through the atomization unit 24, the transmission unit II 23 in the spraying chamber conveys the glass substrate, and the heating unit I22 is arranged on one side of the transmission unit II 23.

The AG liquid bottle 21 comprises a bottle body 2101, the bottle body 2101 is made of stainless steel, an openable sealing cover 2102 is arranged at the top of the bottle body 2101, and an operator can fill the AG liquid into the bottle body 2101 through the openable sealing cover 2102 to realize the cyclic utilization of the AG liquid bottle 21; an annular upper boss 2103 and an annular lower boss 2104 are arranged on the periphery of the inner wall of the bottle body 2101, the lower boss 2104 is arranged close to the bottom, a sliding sealing table is arranged above the lower boss 2104, AG liquid is located between the sliding sealing table and the lower boss 2104, a refrigerator 2109 is installed on the sliding sealing table, evaporation rate of the AG liquid can be increased due to reduction of saturated vapor pressure in a vacuum state, the refrigerator 2109 achieves the effect of reducing evaporation of the AG liquid by reducing temperature, a cooling dense copper pipe is arranged around the refrigerator 2109, condensed media flow through the copper pipe, the inlet end of the copper pipe is connected with the outlet end of the refrigerator 2109, the outlet end of the copper pipe is connected with the inlet end of the refrigerator 2109, filtering materials are filled around the copper pipe, the filtering materials are made of steel wool materials, the filtering materials are used for sealing a gap formed by the copper pipe and the sliding sealing table, and balance the air pressure difference formed by the lower portion and the lower portion of the sliding sealing table. The top of the AG liquid bottle is provided with a plurality of circular through holes for mounting other devices and connecting with a liquid conveying pipeline; the liquid level meter 2107 and the vacuum meter 2108 are inserted in the circular through hole and sealed in a steel plate and sealing ring mode, the bottom end of the liquid level meter 2107 penetrates through the sliding sealing table and is inserted into the AG liquid, the top end of the liquid level meter 2107, namely the display dial, is exposed out of the AG liquid bottle 21, and the vacuum meter 2108 is used for measuring the pressure above the sliding sealing table in the AG liquid bottle 21. The sliding sealing platform comprises a platform 2105, a groove is formed in the periphery of the platform 2105, an annular sealing ring 2106 with a rectangular cross section is arranged in the groove, and the platform 2105 is connected to the inner wall of the AG liquid bottle 21 in a sliding mode through the sealing ring and the sliding groove.

The upper boss 2103 is located above the sliding seal table, one side of the AG liquid bottle 21 located above the upper boss 2103 is communicated with the driving gas unit, the other side is communicated with the vacuum pumping unit 26, and the liquid conveying pipeline passes through the lower boss 2104 to be communicated with the AG liquid.

The driving gas unit is sequentially provided with a gas cylinder 201 along the gas advancing direction, a partial pressure valve 202, a control valve I203, a one-way valve I, an electromagnetic valve I204 and a gas flowmeter 205, the gas cylinder 201 is used for storing driving gas, the partial pressure valve 202 is used for controlling the flow rate and pressure of the driving gas sprayed out of the gas cylinder 201, the control valve is used for manually closing and opening the gas pipeline, the one-way valve is used for preventing gas backflow in an AG liquid cylinder, the electromagnetic valve is used for opening and closing an electric control gas pipeline, the gas flowmeter 205 is used for controlling the flow of the driving gas, nitrogen is filled in the gas cylinder 201, the driving gas unit can enable the nitrogen to enter an AG liquid bottle 21 in a pressurizing mode, a pressure sliding sealing table moves downwards, and AG liquid is pressed out of the AG liquid bottle 21 and enters a liquid conveying pipeline.

And the vacuumizing unit 26 comprises a film selecting pump and a vacuum gauge 2108 and is used for vacuumizing the AG liquid bottle and controlling the atmospheric pressure difference between the AG liquid bottle and the AG spraying chamber 2.

The device comprises a liquid conveying pipeline, a filter 206, an electromagnetic valve II 207, a control valve II 208, a one-way valve II 209, a liquid flow meter II 210 and a chamber sealing adapter 211 are sequentially arranged along the advancing direction of liquid, the filter 206 is used for filtering and spraying impurities in AG liquid and homogenizing the AG liquid, the electromagnetic valve is used for electrically controlling the opening and closing of an AG liquid pipeline, the control valve is used for manually controlling the opening and closing of the AG liquid pipeline, the one-way valve is used for preventing the flow guide of the AG liquid in the pipeline, the liquid flow meter is used for controlling the spraying speed and flow of the AG liquid, the chamber sealing adapter 211 is used for increasing the simple shape when the AG liquid spraying pipeline is connected with a chamber of an AG spraying chamber 2, the AG liquid in the liquid conveying pipeline enters the AG spraying chamber 2, the AG liquid is atomized and uniformly sprayed on a glass substrate through an atomizing unit 24, the atomizing unit 24 comprises 10 groups, the 10 groups are uniformly arranged, the atomizing range of the 10 groups is the same as the width of the glass substrate, each group comprises an electric flowmeter and an atomizing nozzle, the heater which is arranged behind the atomizing nozzle, the heater is in a heating resistance wire mode of heating the annular heater, and is used for increasing the adhesion force of the atomizing nozzle around the AG liquid sprayed from the AG liquid spraying film layer III; still be equipped with baffle 25 between atomizing nozzle and the glass substrate, this baffle 25 is used for preventing AG liquid spraying to the glass substrate to the debugging of temperature and pressure when convenient to AG liquid spraying shelters from atomizing nozzle or takes away by automated control and carries out the spraying.

Heating unit I22, heating unit I22's length is the same with the width of glass substrate, and heating unit I22 adopts the resistance wire heating mode for bake the glass substrate of having plated AG liquid, make AG coating solidification. Still be equipped with temperature sensor on heating device I, temperature sensor is connected with the control end, like computer or cell-phone etc. can real-time detection heating temperature whether appropriate.

AG measures and baking chamber 3, the effect that has the measurement AG rete glossiness, thereby detect the performance index of AG coating, AG measures and baking chamber 3 is equipped with the measuring unit, transmission unit III 31 and heating unit II 32, the measuring unit is including the glossiness measuring instrument of even setting on the locular wall, glossiness measuring instrument adopts CS-300 glossiness appearance ware, including a plurality of groups, there are 3 groups in this embodiment, evenly set up on the locular wall, glossiness measuring instrument's probe 34 is connected with cylinder 33, glossiness measuring instrument's probe 34 need press close to glass during the glossiness test, therefore behind probe 34 connection cylinder 33, probe 34 can be along with cylinder 33 back-and-forth movement, cylinder 33 is by automated control, thereby accomplish the work of glossiness test, heating unit II 32 sets up the one side at transmission unit III 31.

Cooling chamber 4 has the effect that makes glass substrate reduce temperature and clean once more to the glass surface, can reduce AG fast and toast the temperature rise of in-process glass, makes glass substrate before getting into AR coating chamber, and the glass temperature can reduce to below 50 degrees centigrade, prevents that the high temperature from causing the accumulation of AR rete stress. The cooling chamber 4 is internally provided with a cooling unit, a cleaning unit II 41 and a transmission unit IV 42, the cleaning unit II 41 adopts an ion source, the ion source is arranged on one side of the transmission unit IV 42, and the ion source is used for removing dirt formed on the surface of the glass substrate in the AG coating process. The cooling unit comprises a cooling water path arranged inside a carrier plate 9 of the glass substrate, the water inlet end of the cooling water path is connected with a water receiving unit, the two ends of the water receiving unit are fixedly connected in the cooling cavity 4 through a mounting plate 45, the water receiving unit comprises a water receiving cavity 43 and a vacuum pump 44, the water inlet end of the water receiving cavity 43 is connected with a water source through an electronic valve, the water outlet end of the water receiving cavity 43 is communicated with the cooling water path, and the vacuum pump 44 is communicated with the inside of the water receiving cavity 43 and is used for pumping water into the cooling water path.

The AR coating chamber 5 comprises a transmission unit V52 and an AR coating unit, the AR coating unit comprises a coating cathode 51 and a coating anode 53 which are respectively arranged at two sides of the transmission unit V52, when an electric field is added between the coating cathode 51 and the coating anode 53, glow discharge can be generated to ionize gas, and electrons collide with argon atoms in the process of flying to a substrate under the action of the electric field E so as to ionize the argon atoms to generate Ar positive ions and new electrons; new electrons fly to the substrate, ar positive ions are accelerated to fly to the cathode target under the action of an electric field and bombard the surface of the target at high energy, so that the target is sputtered, and sputtered materials can be deposited on the surface of an object to be plated.

The AF coating chamber 6 comprises a transmission unit VI 61 and an AF coating unit, wherein the AF coating unit comprises an AF evaporation source 62 which is arranged at one side of the transmission unit VI 61, AF liquid is arranged in an evaporation boat of the AF evaporation source 62, and after the evaporation boat is heated by electrification, the AF liquid in the evaporation boat can volatilize into the chamber and further deposit on the surface of an object to be coated;

the feeding area 7, the feeding chamber 1, the AG spraying chamber 2, the AG measuring and baking chamber 3, the cooling chamber 4, the AR coating chamber 5, the AF coating chamber 6 and the blanking area 8 are sequentially connected through a gate valve unit 10.

The transmission unit I101, the transmission unit II 23, the transmission unit III 31, the transmission unit IV 42, the transmission unit V52 and the transmission unit VI 61 are of the same structure and respectively comprise a sawtooth-shaped conveying belt 12 arranged at the bottom of the carrier plate 9, the sawtooth-shaped conveying belt 12 is also arranged right at the lower part of the sawtooth-shaped conveying belt 12, the conveying belt is arranged on a bearing 13, the bearing 13 is used for reducing friction between the conveying belt and a base, a motor connecting shaft 11 for connecting a motor and the conveying belt is arranged at one end of the base, and a driving motor I is connected to the outside of the motor connecting shaft 11 and used for driving the transmission unit.

The gate valve unit 10, because each cavity is in different vacuum state, simultaneously in order to avoid the mutual interference of each cavity on the technology, need keep apart between the cavity, for this reason set up the gate valve unit 10 who connects the cavity, gate valve unit 10 includes: the valve comprises a valve main body, a fixed telescopic rod 1013 and a driving motor II 1016, wherein the valve main body comprises a valve main body upper part 1011 and a valve main body lower part 1012, the connecting parts of the valve main body upper part 1011 and the valve main body lower part 1012 are in Z-shaped connection, sealing strips are arranged at the connecting parts, and the Z-shaped connection can increase the contact area of the upper part and the lower part for arranging more sealing strips, so that the sealing effect is increased; fixed telescopic link 1013 of valve main part 1011 top fixedly connected with, fixed telescopic link 1013 is provided with stopper 1014 and mechanical anti-falling device 1015, stopper 1014 is used for restricting the valve rise, mechanical anti-falling device 1015 is used for preventing falling suddenly when the valve trouble, and use when can be used to the maintenance of valve, valve main part 1011 still is equipped with driving motor II 1016, valve main part 1011 and valve main part lower part 1012 are inserted respectively and are equipped with roller 1017, be connected through belt 1018 between driving motor II 1016 and two roller 1017, driving motor II 1016 can drive valve main part 1011 and valve main part lower part 1012 and open or be closed.

The invention adopts automatic control, position sensors are respectively arranged in each cavity, and the position sensors acquire the position of the glass substrate and then control the gate valve unit 10 to open and close and automatically transmit.

The use process of the invention is as follows: the invention relates to a glass coating device of a display cover plate, glass or other products to be coated are fixed on a carrier plate 9 by manual sheet feeding or machine sheet feeding and pushed into a feeding chamber 1, the feeding chamber 1 is connected with a roots pump through four molecular pumps connected with the feeding chamber, the rear end of the molecular pump is connected with the roots pump, the rear end of the roots pump is connected with a mechanical pump for vacuum pumping, when the vacuum degree reaches 5 × 10-5mpa, an ion source cleans a glass substrate on the carrier plate 9, the ion source is introduced with argon gas of 1000sccm, the atomic chemical activity on the surface of the glass substrate is stronger, the adhesive force of AG spraying liquid is improved, the ion source is closed after cleaning for 10min, the argon gas is cut off, and then the glass substrate enters an AG spraying chamber 2, vacuumizing until the display value of a vacuum gauge 2108 on the AG liquid bottle 21 is consistent with the vacuum numerical value of the AG spraying chamber 2, starting refrigeration by a refrigerator 2109, closing a vacuumizing unit 26, opening an electromagnetic valve on a liquid conveying pipeline, opening an electromagnetic valve of a driving gas unit, starting a nozzle heater, starting heating by a heating unit I22, filling nitrogen into the AG liquid bottle 21, controlling the gas introduction speed by a gas flowmeter of the driving gas unit, opening each electromagnetic valve of an atomizing unit 24 after the flow rate of a liquid flowmeter on the liquid conveying unit is stable and reaching a set value, moving a baffle 25 in front of a nozzle away, blocking the nozzle by the baffle 25 in front of the nozzle after spraying reaches a set time, closing each electromagnetic valve of the atomizing unit 24, and finishing AG spraying; then the glass substrate is conveyed into an AG measuring and baking chamber 3, a heating unit II 32 is started, and the glossiness measuring instrument tests the glossiness of the glass substrate after the glass substrate is heated to a specified time; then the glass substrate is conveyed into the cooling chamber 4, the water receiving chamber 43 is opened, the circulating cooling water is opened, the glass substrate is cooled through the heat conduction effect of the carrier plate 9, the circulating cooling water is cut off after the set cooling time is reached, the water receiving chamber 43 is closed, the vacuum pump 44 works, the ion source is introduced into 1000sccm, the ion source is started to clean the glass substrate, and the argon is closed to close the ion source after the glass substrate is cleaned for 10 min; the glass substrate is then transferred into the AR coating chamber 5 for the coating process and finally transferred to the take-off zone where it is removed from the carrier 9.

The invention can be widely applied to the occasions of glass deep processing.

Claims (10)

1. The utility model provides a show apron glass coating film device, its characterized in that, including feed chamber (1), AG spray booth (2), AG that connect gradually measure and bake out room (3), cooling chamber (4), AR coating film room (5) and AF coating film room (6), wherein:

the glass substrate cleaning device comprises a feeding chamber (1) for cleaning a glass substrate entering the feeding chamber (1), wherein a transmission unit I (101) for transmitting the glass substrate is arranged in the feeding chamber (1), a cleaning unit I (102) is arranged on one side of the transmission unit I (101), and an ion source is adopted in the cleaning unit I (102);

the AG spraying chamber (2) is used for spraying AG liquid on a glass substrate and comprises a liquid conveying pipeline, an AG liquid bottle, a driving gas unit, an atomizing unit (24), a heating unit I (22) and a transmission unit II (23), liquid in the AG liquid bottle is driven by the driving gas unit to pass through the liquid conveying pipeline and be conveyed into the AG spraying chamber (2) through the atomizing unit (24), the transmission unit II (23) in the spraying chamber conveys the glass substrate, and the heating unit I (22) is arranged on one side of the transmission unit II (23);

the AG measuring and baking chamber (3) comprises a measuring unit, a transmission unit III (31) and a heating unit II (32), wherein the measuring unit comprises a glossiness measuring instrument uniformly arranged on the chamber wall, and the heating unit II (32) is arranged on one side of the transmission unit III (31);

the cooling chamber (4) comprises a cooling unit, a cleaning unit II (41) and a transmission unit IV (42), an ion source of the cleaning unit II (41) is arranged on one side of the transmission unit IV (42), and the cleaning unit II (41) also adopts an ion source;

the AR coating chamber (5) comprises a transmission unit V (52) and an AR coating unit, wherein the AR coating unit comprises a coating cathode (51) and a coating anode (53) which are respectively arranged at two sides of the transmission unit V (52);

the AF coating chamber (6) comprises a transmission unit VI (61) and an AF coating unit, wherein the AF coating unit comprises an AF evaporation source (62) which is arranged on one side of the transmission unit VI (61);

the feeding area (7), the feeding chamber (1), the AG spraying chamber (2), the AG measuring and baking chamber (3), the cooling chamber (4), the AR coating chamber (5), the AF coating chamber (6) and the discharging area (8) are sequentially connected through a gate valve unit (10).

2. The device for coating the display cover glass according to claim 1, wherein the AG liquid bottle (21) comprises a bottle body (2101), an annular upper boss (2103) and an annular lower boss (2104) are respectively arranged above and below the inner wall of the bottle body (2101), the lower boss (2104) is arranged near the bottom of the bottle body (2101), a sliding sealing unit is arranged above the lower boss (2104), the AG liquid is positioned between the sliding sealing unit and the lower boss (2104), a refrigerator (2109) is arranged on the sliding sealing unit, an openable sealing cover (2102) is fixedly connected above the AG liquid bottle, a liquid level meter (2107) and a vacuum gauge (2108) are further arranged on the AG liquid bottle, the bottom end of the liquid level meter (2107) penetrates through the sliding sealing unit to be inserted into the AG liquid, the AG liquid bottle is positioned above the upper boss (2103) and connected with the driving gas unit, the other side is connected with the vacuumizing unit (26), and a liquid conveying pipeline penetrates through the lower boss (2104) to be communicated with the liquid.

3. The device for coating the display cover plate glass according to claim 2, wherein the sliding sealing platform comprises a platform (2105) which is connected to the inner wall of the AG liquid bottle (21) in a sliding manner, an intensive copper pipe for cooling is arranged in the middle of the platform (2105), the copper pipe is connected with a refrigerator (2109), and the periphery of the copper pipe is filled with a filtering material.

4. The display cover glass coating device according to claim 2, wherein the driving gas unit is provided with a gas cylinder (201), a partial pressure valve (202), a control valve I (203), a one-way valve I, a solenoid valve I (204) and a gas flow meter (205) in sequence along a gas advancing direction, and nitrogen is filled in the gas cylinder (201).

5. The display cover glass coating apparatus of claim 2, wherein the liquid delivery line comprises a filter (206), a solenoid valve II (207), a control valve II (208), a check valve II (209), a liquid flow meter II (210), and a chamber sealing adapter (211) connected in series.

6. The display cover glass coating device according to claim 5, characterized in that an atomizing unit (24) is arranged between the liquid delivery pipeline and the AG spraying chamber (2), the atomizing unit (24) comprises a plurality of groups, each group comprises a solenoid valve III, a liquid flow meter III and an atomizing nozzle which are connected in sequence, and a nozzle heater is arranged behind the atomizing nozzle.

7. The device for coating a glass cover plate according to claim 1, wherein the cooling unit comprises a cooling water channel disposed inside the carrier plate (9) of the glass substrate, and a water inlet end of the cooling water channel is connected to the water receiving unit.

8. The device for coating the display cover plate glass according to claim 7, wherein the water receiving unit comprises a water receiving chamber (43) and a vacuum pump (44), a water inlet end of the water receiving chamber (43) is connected with a water source through an electronic valve, a water outlet end of the water receiving chamber (43) is communicated with a cooling water path, and the vacuum pump (44) is communicated with the inside of the water receiving chamber (43).

9. The device for coating the display cover glass according to claim 1, wherein the transmission unit I (101), the transmission unit II (23), the transmission unit III (31), the transmission unit IV (42), the transmission unit V (52) and the transmission unit VI (61) are all of the same structure and comprise a saw-toothed conveyor belt (12) arranged at the bottom of the carrier plate (9) and a driving motor I for driving the saw-toothed conveyor belt.

10. The device for coating the display cover plate glass according to claim 1, wherein the gate valve unit (10) comprises a valve main body, a fixed telescopic rod (1013) and a driving motor II (1016), the valve main body comprises a valve main body upper part (1011) and a valve main body lower part (1012), the connecting parts of the valve main body upper part (1011) and the valve main body lower part (1012) are connected in a Z shape, and sealing strips are arranged at the connecting parts; a fixed telescopic rod (1013) is fixedly connected above the upper part (1011) of the valve main body, and the top end of the fixed telescopic rod (1013) is provided with a limit block (1014) and a mechanical anti-falling device (1015); valve main part upper portion (1011) still are equipped with driving motor II (1016), and valve main part upper portion (1011) and valve main part lower part (1012) are inserted respectively and are equipped with roller (1017), are connected through belt (1018) between driving motor II (1016) and two roller (1017).

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