Full-automatic coating device for glass cover plate

Abstract

The utility model discloses a full-automatic glass cover plate coating device which comprises a rack, a coating mechanism, a vacuum mechanism and a supporting mechanism, the coating mechanism, the vacuum mechanism and the supporting mechanism are all installed on the rack, and the vacuum mechanism and the supporting mechanism are both installed at the bottom of the rack. The coating mechanism is mounted on the top sides of the vacuum mechanism and the supporting mechanism; wherein the output end of the vacuum mechanism is connected with the output end of the coating mechanism; the top end of the supporting mechanism is connected to the bottom of the coating mechanism; the supporting mechanism comprises a support and a plurality of buffering units, the support is arranged in the rack, the buffering units are installed on the top of the support, and the movable ends of the buffering units are connected to the coating mechanism. Vibration generated in the operation process of the coating mechanism of the full-automatic coating device for the glass cover plate can be absorbed and filtered through the plurality of buffer units, so that the glass cover plate in the coating mechanism can be coated in a stable working environment.

Description

TECHNICAL FIELD

[0001] The utility model relates to a coating device technical field especially relates to a glass cover plate full -automatic coating device. BACKGROUND

[0002] The glass cover plate coating device is a kind of equipment for depositing film layer on glass surface.The device utilizes physical vapor deposition (PVD), chemical vapor deposition (CVD) or other coating technology to coat specific functional film layer on glass cover plate, to improve the wear resistance, anti-reflection, anti-fingerprint and optical performance of glass.Coating device is widely used in the manufacturing process of glass cover plate of smart phone, tablet computer and other display devices.The main components of coating device include vacuum chamber, target material system, heating device, control system and rotating or moving device, wherein, vacuum chamber provides high vacuum degree environment, reduces impurities, thereby improving the uniformity and adhesion of coating layer;Target material system provides coating material, usually metal or non-metal material, such as silicon dioxide, silicon nitride, fluoride, metal oxide, etc.;Heating device can adjust the temperature of glass substrate, control the composition and structure of coating layer;Control system is used to adjust gas flow, vacuum degree, voltage and other coating parameters, to ensure the controllability of coating thickness and quality;Moving device can move glass substrate during coating process, to ensure that the coating uniformly covers the entire surface.

[0003] For chemical vapor deposition coating method, when glass cover plate is placed in vacuum cavity for coating, vibration will inevitably occur during equipment operation, which leads to insufficient stability of glass cover plate and easy vibration, resulting in uneven distribution of coating layer, and even easy to cause damage due to collision between glass cover plates. UTILITY MODEL CONTENT

[0004] Therefore, it is necessary to provide a glass cover plate full-automatic coating device to solve the technical problem of insufficient stability of the internal material supporting structure of the existing glass cover plate coating device.

[0005] A glass cover plate full-automatic coating device, the glass cover plate full-automatic coating device includes rack, coating mechanism, vacuum mechanism and support mechanism, coating mechanism, vacuum mechanism and support mechanism are installed on rack, vacuum mechanism and support mechanism are installed on the bottom of rack, coating mechanism is installed on the top side of vacuum mechanism and support mechanism;Wherein, the output end of vacuum mechanism is connected with the output end of coating mechanism;The top end of support mechanism is connected to the bottom of coating mechanism.

[0006] The support mechanism includes support and several buffer units, the support is arranged in the interior of the rack, the several buffer units are installed on the top of the support, and the movable end of the several buffer units is connected to the coating mechanism.

[0007] In one of the embodiments, the support is provided with a plurality of support columns; the coating mechanism is provided with a plurality of connecting columns, the plurality of connecting columns are arranged one-to-one corresponding to the plurality of support columns; a plurality of buffer units are arranged between the corresponding connecting columns and the support columns, respectively; two ends of each buffer unit are connected to the end of the corresponding connecting column and the end of the support column, respectively.

[0008] In one of the embodiments, each buffer unit is provided with two connectors, which are arranged at two ends of the buffer unit, respectively; one of the connectors is connected to the opposite side end of the buffer unit and the connecting column, and the other connector is connected to the opposite side end of the buffer unit and the support column.

[0009] In one of the embodiments, the connector is provided as a clamp.

[0010] In one of the embodiments, the coating mechanism further comprises a vacuum cavity, an evaporation unit, and a gas pressure balance pipeline; the plurality of connecting columns are arranged at the bottom of the vacuum cavity; the evaporation unit is arranged at the bottom of the vacuum cavity, and the output end of the evaporation unit extends into the inside of the vacuum cavity; the gas pressure balance pipeline is arranged on the side wall of the vacuum cavity.

[0011] In one of the embodiments, the bottom of the vacuum cavity is provided with a connecting hole, and the output end of the vacuum mechanism is communicated to the inside of the vacuum cavity through the connecting hole.

[0012] In one of the embodiments, the vacuum cavity is further provided with a material supporting plate, which is connected to the bottom wall of the vacuum cavity through a plurality of connecting rods, so that the material supporting plate is arranged on the top side of the connecting hole.

[0013] In one of the embodiments, each support column is provided as a buffer mechanism, and the end of the support body facing the vacuum cavity extends to the bottom wall of the vacuum cavity through the corresponding buffer unit; a plurality of connecting rods are one-to-one corresponding to a plurality of support bodies, respectively; one end of each connecting rod away from the material supporting plate is slidingly fitted with the bottom wall of the vacuum cavity and is connected to the end of the corresponding support body.

[0014] In one of the embodiments, each support body comprises a body structure provided with a cylindrical inner container, a connecting end, and a buffer end; the opening of the inner container is arranged towards the bottom side of the body structure; the connecting end is arranged at the top end of the body structure and is connected to the corresponding connecting rod through the corresponding buffer unit and the connecting column; the buffer end is arranged at the bottom end of the body structure, and one end of the buffer end is slidingly fitted with the inner container.

[0015] In one of the embodiments, the coating mechanism further comprises a pressure buffer cavity, which is arranged adjacent to the vacuum cavity, and the pressure buffer cavity is communicated with the vacuum cavity through a pipeline.

[0016] In one embodiment, the vacuum mechanism includes a main vacuum pump and a secondary vacuum pump. The main vacuum pump is connected to the vacuum chamber through a connecting hole; the secondary vacuum pump is connected to the pressure buffer chamber.

[0017] The above-mentioned fully automatic coating device for glass plates uses a vacuum mechanism to increase and control the vacuum level of the coating mechanism according to actual production needs, so as to enable the coating mechanism to vacuum coat the glass cover plate; the top of the support mechanism is connected to the bottom of the coating mechanism, so that the support mechanism can stably support the coating mechanism. Specifically, the support mechanism includes a bracket and a plurality of buffer units, the bracket is arranged inside the frame, the plurality of buffer units are installed on the top of the bracket, and the movable ends of the plurality of buffer units are connected to the coating mechanism, so that the vibration generated by the coating mechanism during operation can be absorbed and filtered by the plurality of buffer units, thereby ensuring that the glass cover plate inside the coating mechanism can complete the coating process in a stable working environment, avoiding damage to the glass cover plate due to vibration during the coating process, and maintaining the output stability of the coating material, thereby improving the coating uniformity on the surface of the glass cover plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 2. It is a schematic structural diagram of a fully automatic coating device for a glass cover plate in one embodiment;

[0019] Figure 2 A schematic diagram of a partial structure of a fully automatic coating device for a glass cover plate in one embodiment;

[0020] Figure 3 A schematic diagram of a partially exploded structure of a fully automatic coating device for a glass cover plate in one embodiment;

[0021] Figure 4 2. It is a schematic structural diagram of a fully automatic coating device for a glass cover plate in one embodiment;

[0022] Figure 5 for Figure 4 A schematic cross-sectional view of the AA portion of the embodiment shown;

[0023] Figure 6 for Figure 5 Schematic diagram of the enlarged structure of the M part in the embodiment shown. DETAILED DESCRIPTION

[0024] In order to make the above object, characteristics and advantages of the present application more apparent, concrete embodiments of the present application will be described in detail with reference to the drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. However, the present application can be practiced in a number of different manners without departing from the spirit of the present application. Those skilled in the art will appreciate the scope of the present application and can make similar modifications without departing from the spirit of the present application. Therefore, the present application is not limited by the embodiments disclosed below.

[0025] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "center", "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 based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0026] In addition, the terms "first" and "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first" and "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "a plurality of" is at least two, such as two, three, etc., unless otherwise specifically limited.

[0027] In the present application, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements, unless otherwise specifically limited. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0028] In the present application, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature, which can be direct contact between the first and second features, or indirect contact through an intermediate medium. Moreover, the first feature "above", "above" and "above" the second feature can be directly above or obliquely above the first feature, or only indicate that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature can be directly below or obliquely below the first feature, or only indicate that the horizontal height of the first feature is less than that of the second feature.

[0029] It should be noted that when an element is referred to as "fixed to" or "provided on" another element, it can be directly on another element or there can be a middle element. When an element is considered to be "connected" to another element, it can be directly connected to another element or there can be a middle element. The terms "vertical", "horizontal", "up", "down", "left", "right" and similar expressions used herein are for illustrative purposes only and are not the only embodiment.

[0030] Please refer to Figures 1 to 6 The utility model discloses a kind of glass cover plate full-automatic coating devices, which comprises rack 100, coating mechanism 200, vacuum mechanism 300 and support mechanism 400, coating mechanism 200, vacuum mechanism 300 and support mechanism 400 are installed on rack 100, vacuum mechanism 300 and support mechanism 400 are installed on the bottom of rack 100, coating mechanism 200 is installed on the top side of vacuum mechanism 300 and support mechanism 400;Wherein, the output end of vacuum mechanism 300 is connected to the output end of coating mechanism 200, so that vacuum mechanism 300 can improve and control the vacuum degree of coating mechanism 200 according to actual production demand, to realize the vacuum coating work of coating mechanism 200 on glass cover plate;The top end of support mechanism 400 is connected to the bottom of coating mechanism 200, so that support mechanism 400 can stably support coating mechanism 200. Specifically, support mechanism 400 includes support 410 and a plurality of buffer units 420, support 410 is arranged inside rack 100, a plurality of buffer units 420 are installed on the top of support 410, the movable end of a plurality of buffer units 420 is connected to coating mechanism 200, so that the vibration generated by coating mechanism 200 during operation can be absorbed and filtered by a plurality of buffer units 420, to ensure that the glass cover plate inside coating mechanism 200 can complete coating processing in a stable working environment, avoid the oscillation damage of glass cover plate during coating process, and also can maintain the output stability of coating material, to improve the uniformity of coating layer on the surface of glass cover plate.

[0031] Further, the support 410 is provided with a plurality of support columns 411; correspondingly, the coating mechanism 200 is provided with a plurality of connecting columns 210, the plurality of connecting columns 210 are respectively provided in one-to-one correspondence with the plurality of support columns 411; the plurality of buffer units 420 are respectively arranged between the corresponding connecting columns 210 and the support columns 411, and the two ends of each buffer unit 420 are respectively connected to the end of the corresponding connecting column 210 and the end of the support column 411, so as to realize the buffer connection between the connecting column 210 and the support column 411. Specifically, each buffer unit 420 is provided with two connecting pieces 421, which are respectively arranged at the two ends of the buffer unit 420. One of the two connecting pieces 421 is connected to the opposite side end of the buffer unit 420 and the connecting column 210, and the other connecting piece 421 is connected to the opposite side end of the buffer unit 420 and the support column 411, so as to realize the detachable installation of each buffer unit 420 between the support 410 and the coating mechanism 200. In this way, the use convenience and flexibility of the buffer unit 420 are improved, and the maintenance and replacement of the buffer unit 420 are facilitated. In one embodiment, the connecting piece 421 is provided as a clamp, so as to realize the quick release function of each buffer unit 420.

[0032] Further, the coating mechanism 200 further includes a vacuum cavity 220, an evaporation unit 230, and a gas pressure balance pipeline 240. The plurality of connecting columns 210 are arranged at the bottom of the vacuum cavity 220, so that the vacuum cavity 220 is connected to the support mechanism 400 through the plurality of connecting columns 210. The evaporation unit 230 is arranged at the bottom of the vacuum cavity 220, and the output end of the evaporation unit 230 extends into the vacuum cavity 220 to heat and evaporate the coating material. The gas pressure balance pipeline 240 is arranged on the side wall of the vacuum cavity 220, and one end of the gas pressure balance pipeline 240 is communicated to the inside of the vacuum cavity 220, and the other end of the gas pressure balance pipeline 240 is communicated to an external gas pressure balance device for rapid discharge of the vacuum degree inside the vacuum cavity 220. Specifically, the bottom of the vacuum cavity 220 is provided with a connecting hole a, and the output end of the vacuum mechanism 300 is communicated to the inside of the vacuum cavity 220 through the connecting hole a, so that the vacuum mechanism 300 works to extract the gas inside the vacuum cavity 220 through the connecting hole a, so as to make the vacuum degree inside the vacuum cavity 220 rise to a preset value, thereby providing a stable vacuum working space for the coating production of the glass cover plate.

[0033] Further, the vacuum cavity 220 is also provided with a material supporting plate 221, which is connected to the bottom wall of the vacuum cavity 220 through a plurality of connecting rods 222, so that the material supporting plate 221 is arranged on the top side of the connecting hole a. During the glass cover plate coating process, the vacuum mechanism 300 performs vacuumizing work on the vacuum cavity 220 through the connecting hole a. In this process, the material supporting plate 221 has a certain outward guiding effect on the internal gas flow, avoiding the direct impact of the internal gas on the connecting hole a, so as to avoid the impact of the internal gas flow on the glass cover plate on the surface of the material supporting plate 221, thereby maintaining the material supporting stability of the material supporting plate 221.

[0034] Further, each support column 411 is provided as a buffer mechanism, and one end of the support body 411 towards the vacuum cavity 220 extends through the corresponding buffer unit 420 to the bottom wall of the vacuum cavity 220. Based on this, the plurality of connecting rods 222 correspond to the plurality of support bodies 411 one by one, and one end of each connecting rod 222 away from the material supporting plate 221 is slidingly fitted with the bottom wall of the vacuum cavity 220 and penetrates to connect to the end of the corresponding support body 411, so that the material supporting plate 221 can be independently shock-absorbed relative to the vacuum cavity 220 based on the buffering performance of the plurality of support bodies 411, thereby further reducing the negative impact on the stability of the material supporting plate 221 during the operation of the vacuum cavity 220. Specifically, each support body 411 includes a main body structure 4111 provided with a cylindrical inner container b, a connecting end 4112, and a buffer end 4113. The opening of the inner container b is arranged towards the bottom side of the main body structure 4111. The connecting end 4112 is arranged at the top end of the main body structure 4111 and penetrates through the corresponding buffer unit 420 and the connecting column 210 to connect to the corresponding connecting rod 222, realizing the connection between the material supporting plate 221 and the plurality of support bodies 411. The buffer end 4113 is arranged at the bottom end of the main body structure 4111, and one end of the buffer end 4113 is in close sliding fit with the inner container b. According to actual application requirements, the buffer function between the buffer end 4113 and the inner container b can be realized by gas pressure, hydraulic pressure or damping.

[0035] Further, the coating mechanism 200 also includes a pressure buffer cavity 250, which is arranged adjacent to the vacuum cavity 220, and the pressure buffer cavity 250 is in communication with the vacuum cavity 220 through a pipeline. The pressure buffer cavity 250 can act as a pressure buffer area during system vacuumizing, helping the vacuum cavity 220 to achieve a more uniform and stable vacuum state. Generally, by increasing the pressure buffer cavity 250, the gas will first diffuse into the pressure buffer cavity 250 during system vacuumizing, thereby slowing down the rapid discharge of the gas inside the vacuum cavity 220, avoiding the generation of vortex flow and vortex in the vacuum cavity 220, and thereby improving the airflow stability and vacuum uniformity inside the vacuum cavity 220.

[0036] Further, the vacuum mechanism 300 includes a main vacuum pump 310 and a secondary vacuum pump 320, the main vacuum pump 310 is connected to the vacuum cavity 220 through the connecting hole a, so as to perform the vacuumizing work on the vacuum cavity 220; the secondary vacuum pump 320 is connected to the pressure buffer cavity 250, so as to perform the vacuumizing work on the pressure buffer cavity 250. When facing specific production conditions, the main vacuum pump 310 can cooperate with the secondary vacuum pump 320 to perform synchronous vacuumizing work on the vacuum cavity 220 and the pressure buffer cavity 250, so as to promote the system to quickly reach the preset vacuum degree.

[0037] In summary, the glass plate full-automatic coating device disclosed by the utility model improves and controls the vacuum degree of the coating mechanism according to actual production requirements through the vacuum mechanism, so as to realize the vacuum coating work of the coating mechanism on the glass cover plate. The top end of the supporting mechanism is connected to the bottom of the coating mechanism, so that the supporting mechanism can stably support the coating mechanism. Specifically, the supporting mechanism includes a support and a plurality of buffer units, the support is arranged inside the rack, the plurality of buffer units are installed on the top of the support, and the movable end of the plurality of buffer units is connected to the coating mechanism. Therefore, the vibration generated by the coating mechanism during operation can be absorbed and filtered through the plurality of buffer units, so as to ensure that the glass cover plate in the coating mechanism can complete the coating process in a stable working environment, avoid damage to the glass cover plate during coating, and also maintain the output stability of the coating material, thereby improving the uniformity of the coating layer on the surface of the glass cover plate.

[0038] The technical features of the above-described embodiments can be combined in any manner. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described, but as long as the combinations of the technical features do not exist contradictory, they should be considered as the scope of the present disclosure.

[0039] The above-described embodiments only express several implementation manners of the utility model, and the description is more specific and detailed, but it should not be understood as a limitation on the scope of the utility model patent. It should be noted that for ordinary skilled persons in the art, without departing from the concept of the utility model, some modifications and improvements can be made, which are within the protection scope of the utility model. Therefore, the protection scope of the utility model patent should be subject to the appended claims.

Claims

1. A full-automatic glass cover plate coating device, characterized in that, The utility model relates to a coating mechanism, vacuum mechanism and support mechanism are installed to the frame, vacuum mechanism and support mechanism are installed to the bottom of frame, and the coating mechanism is installed to the top side of vacuum mechanism and support mechanism, wherein the output end of vacuum mechanism is connected with the output end of coating mechanism, and the top end of support mechanism is connected with the bottom of coating mechanism. The support mechanism comprises a support and a plurality of buffer units, the support is arranged in the frame, and the plurality of buffer units are arranged on the top of the support, and the movable ends of the plurality of buffer units are connected to the coating mechanism. The support is provided with a plurality of support columns, the coating mechanism is provided with a plurality of connecting columns, the plurality of connecting columns are arranged in one-to-one correspondence with the plurality of support columns respectively, and the plurality of buffer units are arranged between the corresponding connecting columns and support columns respectively, and the two ends of each buffer unit are connected to the end portions of the corresponding connecting columns and support columns respectively. 2.The full-automatic glass cover plate coating device according to claim 1, wherein Each buffer unit is provided with two connecting pieces arranged at the two ends of the buffer unit, one connecting piece is connected to the opposite side end portions of the buffer unit and the connecting column, and the other connecting piece is connected to the opposite side end portions of the buffer unit and the support column. 3.The full-automatic glass cover plate coating device according to claim 2, characterized in that, The connecting piece is arranged as a clamp. 4.The full-automatic glass cover plate coating device according to claim 3, characterized in that, The coating mechanism further comprises a vacuum cavity, an evaporation unit and a gas pressure balance pipeline, the plurality of connecting columns are arranged at the bottom of the vacuum cavity, the evaporation unit is arranged at the bottom of the vacuum cavity, and the output end of the evaporation unit extends into the vacuum cavity, and the gas pressure balance pipeline is arranged on the side wall of the vacuum cavity.

5. The full-automatic glass cover plate coating device according to claim 3, characterized in that, The bottom of the vacuum cavity is provided with a connecting hole, and the output end of the vacuum mechanism is communicated to the inside of the vacuum cavity through the connecting hole. 6.The full-automatic glass cover plate coating device according to claim 5, wherein The vacuum cavity is further provided with a material supporting plate, the material supporting plate is connected to the bottom wall of the vacuum cavity through a plurality of connecting rods, so that the material supporting plate is arranged on the top side of the connecting hole. 7.The full-automatic glass cover plate coating device according to claim 6, wherein, Each support column is arranged as a buffer mechanism, one end of the support body facing the vacuum cavity extends to the bottom wall of the vacuum cavity through the corresponding buffer unit, the plurality of connecting rods are arranged in one-to-one correspondence with the plurality of support bodies respectively, one end of each connecting rod away from the material supporting plate is in sliding fit with the bottom wall of the vacuum cavity and is connected to the end portion of the corresponding support body. 8.The full-automatic glass cover plate coating device according to claim 7, wherein, Each support body comprises a main body structure provided with a cylindrical inner container, a connecting end and a buffer end, the opening of the inner container is arranged towards the bottom side of the main body structure, the connecting end is arranged at the top end of the main body structure and is connected to the corresponding connecting rod through the corresponding buffer unit and connecting column, and the buffer end is arranged at the bottom end of the main body structure and is in close sliding fit with one end of the inner container. 9.The full-automatic glass cover plate coating device according to claim 8, wherein, The coating mechanism further comprises a pressure buffer cavity arranged adjacent to the vacuum cavity, and the pressure buffer cavity is communicated with the vacuum cavity through a pipeline. 10.The full-automatic glass cover plate coating device according to claim 9, wherein, ​

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