Coating equipment for glass production

Abstract

The utility model belongs to the technical field of glass processing, in particular relates to coating equipment for glass production, and provides the following scheme aiming at the problems of poor sealing and air leakage easily caused by long-time use or frequent opening and closing of a feed port in the conventional simple mechanical sealing or rubber sealing gasket for sealing the feed port. Comprising a vacuum chamber, target materials used for coating are evenly arranged in the vacuum chamber, and a feeding port used for feeding is formed in the vacuum chamber; the sealing part comprises a sealing cover used for sealing the feeding port, two fixing blocks are fixed to the side end of the vacuum cavity, a rotating shaft is rotationally arranged in the two fixing blocks, a plurality of connecting rods are evenly fixed to the surface of the rotating shaft, and the sealing cover is fixed to the side ends of the connecting rods. The sealing performance of the feeding hole is effectively improved, and the stability of a vacuum environment in a coating process is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to glass processing technical field especially relates to a film coating equipment for glass production. BACKGROUND

[0002] Vacuum magnetron sputtering film coating glass is to coat one or more layers of metal, alloy or metal compound film on the surface of glass by vacuum magnetron sputtering principle to change the optical performance of glass and meet the requirements of specific glass products.

[0003] Traditional film coating equipment usually uses simple mechanical seal or rubber sealing gasket to close the feeding port. However, these sealing methods are prone to loose sealing and air leakage under the condition of long-term use or frequent opening and closing of the feeding port. This not only leads to the decrease of vacuum degree in the film coating process, affecting the film coating quality, but also increases the energy consumption and maintenance cost of the equipment. UTILITY MODEL CONTENTS

[0004] The utility model discloses a film coating equipment for glass production to solve the problem of simple mechanical seal or rubber sealing gasket in the prior art.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A film coating equipment for glass production, comprising a vacuum chamber, the vacuum chamber is uniformly provided with a target material for film coating, a feeding port for feeding is arranged in the vacuum chamber;

[0007] A sealing part, the sealing part comprises a sealing cover for sealing the feeding port, two mounting racks are fixed at the side end of the vacuum chamber, a rotating shaft is rotatably arranged in the two mounting racks, a plurality of connecting rods are uniformly fixed on the surface of the rotating shaft, the sealing cover is fixed at the side end of the plurality of connecting rods, two fixed racks are welded and fixed at the bottom end of the vacuum chamber, an electric push rod is fixed at the top end of the two fixed racks through bolts, a sealing block is fixed at the side end of the output end of the two electric push rods, a sliding rod is rotatably arranged in the two sealing blocks, an L-shaped rotating rod is fixed on the surface of both ends of the rotating shaft, a buffer groove is arranged in the two L-shaped rotating rods, and the two sliding rods are slidably arranged in the two buffer grooves.

[0008] A rubber sealing gasket plate, a communication groove is arranged at the side end of the sealing cover, the rubber sealing gasket plate is slidably arranged in the communication groove for sealing the feeding port, a set of compression assemblies are arranged between the sealing cover and the rubber sealing gasket plate, the compression assemblies are used for extruding the rubber sealing gasket plate to adhere to the side end of the vacuum chamber and compressing the rubber sealing gasket plate.

[0009] Further, in order to facilitate the start of the compression assembly, two sets of extrusion assemblies are arranged in the sealing cover, and the two sets of extrusion assemblies are used to start the compression assembly from both sides synchronously when the sealing cover is turned to close.

[0010] In a possible design, the compression assembly includes a connecting plate sliding in the communication groove, a rubber sealing pad plate fixed to the side end of the connecting plate, two first connecting rods fixed to the end of the connecting plate away from the rubber sealing pad plate, a first recess groove arranged in the sealing cover, the two first connecting rods respectively outwardly penetrating into the first recess groove, a trapezoidal extrusion plate sliding in the first recess groove and fixed to the side end of the two first connecting rods;

[0011] When the trapezoidal extrusion plate is extruded, the trapezoidal extrusion plate pushes the connecting plate and the rubber sealing pad plate to move through the two first connecting rods, the rubber sealing pad plate seals the feed port by abutting against the side end of the vacuum chamber, and the vacuum chamber and the connecting plate cooperate to compress the rubber sealing pad plate, and the reset property of the rubber sealing pad plate after being extruded effectively increases the sealing property of the feed port.

[0012] In a possible design, the side end of the trapezoidal extrusion plate is fixed with two first springs, the side end of the two first springs is fixed in the first recess groove, and the two first springs are respectively sleeved on the surface of the two first connecting rods.

[0013] In a possible design, each set of extrusion assemblies includes a containing groove arranged in the sealing cover and connected with the first recess groove, a semicircular extrusion plate sliding in the containing groove and extrudedly contacting the inclined surface of the trapezoidal extrusion plate, a second recess groove arranged in the sealing cover, a trapezoidal extrusion block sliding in the second recess groove, a second connecting rod fixed to the side end of the semicircular extrusion plate, the second connecting rod outwardly penetrating into the second recess groove, and the trapezoidal extrusion block fixed to the side end of the second connecting rod, and a fixed block fixed to the side end of the vacuum chamber and extrudedly contacting the trapezoidal extrusion block;

[0014] When the sealing cover is turned, the trapezoidal extrusion block is turned, the trapezoidal extrusion block is extrudedly contacted with the fixed block when the trapezoidal extrusion block is turned, the fixed block extrudes the trapezoidal extrusion block to move into the second recess groove, and the trapezoidal extrusion block drives the semicircular extrusion plate to extrude the inclined surface of the trapezoidal extrusion plate through the second connecting rod, so that the compression assembly is automatically started when the sealing cover is closed.

[0015] In a possible design, the end of the two trapezoidal extrusion blocks close to each other is fixed with a second spring, the side end of the two second springs is respectively fixed in the two second recess grooves, and the two second springs are respectively sleeved on the surface of the two second connecting rods.

[0016] In a possible design, the side end of the vacuum chamber is fixed with a sealing frame matched with the feed port.

[0017] The sealing frame is used for compressing the rubber sealing gasket plate in cooperation with the connecting plate, the fitting surface formed by extrusion of the sealing frame and the rubber sealing gasket plate is larger, the sealing effect is better, and the stability of the vacuum environment in the vacuum chamber can be effectively ensured.

[0018] Beneficial effects: in the utility model, the sealing part and the rubber sealing gasket plate are arranged, the sealing property of the feeding port is effectively improved, and the vacuum environment stability of the coating process is ensured.

[0019] In the utility model, the compression assembly and the extrusion assembly are arranged, the compression assembly is automatically started when the closed sealing cover is closed, the operation steps are simplified, and the working efficiency is improved. ACCURACY OF DRAWINGS

[0020] Fig. 1 A front view of the coating equipment for glass production is provided in the utility model;

[0021] Fig. 2 A partial view of the coating equipment for glass production is provided in the utility model;

[0022] Fig. 3 A partial sectional view of the coating equipment for glass production is provided in the utility model.

[0023] In the drawing: 1, vacuum chamber; 2, feeding port; 3, sealing cover; 4, rotating shaft; 5, connecting rod; 6, mounting frame; 7, L-shaped rotating rod; 8, sliding rod; 9, electric push rod; 10, fixed frame; 11, sealing frame; 12, rubber sealing gasket plate; 13, connecting plate; 14, first connecting rod; 15, first groove; 16, trapezoidal extrusion plate; 17, first spring; 18, semicircular extrusion plate; 19, accommodating groove; 20, second connecting rod; 21, fixed block; 22, second groove; 23, trapezoidal extrusion block; 24, second spring. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0025] Embodiment 1: refer to Figs. 1-3 A coating equipment is applied in the field of glass processing technology and comprises a vacuum chamber 1, a sealing part and a rubber sealing gasket plate 12 and other key components.

[0026] The target material for coating is uniformly arranged in the vacuum chamber 1, and the feeding port 2 for feeding is arranged in the vacuum chamber 1. In order to ensure the vacuum environment of the coating process, the feeding port 2 needs to be sealed.

[0027] The sealing part comprises a sealing cover 3, a rotating shaft 4, connecting rods 5, L-shaped rotating rods 7, sliding rods 8 and electric push rods 9. The sealing cover 3 is used for sealing the feeding port 2. Two mounting racks 6 are fixed at the side ends of the vacuum chamber 1, and the rotating shaft 4 rotates in the two mounting racks 6. The surface of the rotating shaft 4 is uniformly fixed with a plurality of connecting rods 5, and the sealing cover 3 is fixed at the side ends of the plurality of connecting rods 5. In this way, when the rotating shaft 4 rotates, the sealing cover 3 can be turned over to open and close the feeding port 2.

[0028] Two fixed racks 10 are welded and fixed at the bottom end of the vacuum chamber 1, and the top end of each of the two fixed racks 10 is fixed with an electric push rod 9 through a bolt. The side end of the output end of each of the two electric push rods 9 is fixed with a closing block, and the sliding rod 8 rotates in the closing block. The surface of both ends of the rotating shaft 4 is fixed with an L-shaped rotating rod 7, and the L-shaped rotating rod 7 is provided with a buffer groove, and the sliding rod 8 slides in the buffer groove. When the electric push rod 9 works, it can push the sliding rod 8 to slide in the buffer groove, thereby turning over the rotating shaft 4 and the sealing cover 3

[0029] The rubber sealing gasket plate 12 slides in the communication groove at the side end of the sealing cover 3, and is used for sealing the feeding port 2. In order to ensure the sealing effect of the rubber sealing gasket plate 12, a set of compression assemblies are arranged between the sealing cover 3 and the rubber sealing gasket plate 12. The compression assembly comprises a connecting plate 13 sliding in the communication groove, two first connecting rods 14, a trapezoidal extrusion plate 16 and two first springs 17. The end of the connecting plate 13 away from the rubber sealing gasket plate 12 is fixed with two first connecting rods 14, and the sealing cover 3 is provided with a first recess 15, and the two first connecting rods 14 are respectively outwardly movable and penetrate into the first recess 15. The trapezoidal extrusion plate 16 slides in the first recess 15 and is fixed at the side ends of the two first connecting rods 14. Two first springs 17 are respectively fixed at the side ends of the trapezoidal extrusion plate 16 and in the first recess 15, and are respectively sleeved on the surfaces of the two first connecting rods 14. When the trapezoidal extrusion plate 16 is extruded, the connecting plate 13 and the rubber sealing gasket plate 12 are moved by the two first connecting rods 14, so that the rubber sealing gasket plate 12 is attached to the side end of the vacuum chamber 1 to seal the feeding port 2. The vacuum chamber 1 and the connecting plate 13 cooperate to compress the rubber sealing gasket plate 12, thereby increasing the sealing of the feeding port 2;

[0030] Example 2: refer to Figs. 1-3On the basis of embodiment 1, two sets of extrusion assemblies are further arranged in the sealing cover 3 for facilitating the starting of the compression assembly. Each set of extrusion assembly comprises a receiving groove 19 arranged in the sealing cover 3 and communicating with the first groove 15, a semicircular extrusion plate 18 sliding in the receiving groove 19, a second connecting rod 20, a trapezoidal extrusion block 23 and a second groove 22. The second connecting rod 20 is fixed to the side end of the semicircular extrusion plate 18 and outwardly penetrates into the second groove 22. The trapezoidal extrusion block 23 slides in the second groove 22 and is fixed to the side end of the second connecting rod 20. The side end of the vacuum chamber 1 is fixed with a fixed block 21 in extrusion contact with the trapezoidal extrusion block 23. The end of each of the two trapezoidal extrusion blocks 23 close to each other is fixed with a second spring 24, and the side end of each of the two second springs 24 is fixed in the second groove 22 and is sleeved on the surface of the second connecting rod 20. When the sealing cover 3 is flipped, the trapezoidal extrusion block 23 is flipped, the trapezoidal extrusion block 23 and the fixed block 21 are in extrusion contact, thereby pushing the trapezoidal extrusion block 23 to move into the second groove 22. The trapezoidal extrusion block 23 drives the semicircular extrusion plate 18 to extrude the inclined surface of the trapezoidal extrusion plate 16 through the second connecting rod 20, so as to automatically start the compression assembly when the sealing cover 3 is closed;

[0031] In addition, the side end of the vacuum chamber 1 is further fixed with a sealing frame 11 matched with the feeding port 2. The sealing frame 11 is used for compressing the rubber sealing gasket 12 together with the connecting plate 13 to increase the sealing effect.

[0032] However, as known by those skilled in the art, the working principle and wiring method of the electric push rod 9 are common, which belong to conventional means or common knowledge, and will not be described here. Those skilled in the art can make any selection according to their needs or convenience.

[0033] Working principle: when in use, the two electric push rods 9 are started to reset, the electric push rod 9 drives the closing block and the slide rod 8 rotating in the closing block to move downward, the slide rod 8 slides in the buffer groove when moving downward, drives the L-shaped rotating rod 7 to flip, the L-shaped rotating rod 7 drives the rotating shaft 4 to rotate, the rotating shaft 4 drives the sealing cover 3 to flip and open through the plurality of connecting rods 5, exposes the feeding port 2, and the glass to be plated is sent to the feeding port 2 through the conveying belt for magnetron sputtering plating;

[0034] After the glass enters the feeding port 2, the sealing cover 3 is driven to reset and close by starting two electric push rods 9, the sealing cover 3 is re-covered on the side end of the vacuum chamber 1 to seal the feeding port 2, meanwhile, the trapezoidal extrusion blocks 23 at both ends of the sealing cover 3 are extruded with the two fixed blocks 21 respectively, the two trapezoidal extrusion blocks 23 are extruded to move towards the close direction, the two trapezoidal extrusion blocks 23 drive the two semicircular extrusion plates 18 to extrude the two inclined surfaces of the trapezoidal extrusion plate 16 synchronously through the two second connecting rods 20 respectively, the trapezoidal extrusion plate 16 drives the rubber sealing gasket plate 12 to adhere to the side end of the vacuum chamber 1 through the two first connecting rods 14 and the connecting plate 13, meanwhile, the connecting plate 13 compresses the rubber sealing gasket plate 12 in cooperation with the side end of the vacuum chamber 1, so that the feeding port 2 is sealed to the maximum, since the sealing frame 11 is arranged, the rubber sealing gasket plate 12 is extruded with the sealing frame 11 when extruded and contacted with the side end of the vacuum chamber 1, the adhering surface formed by the extrusion of the sealing frame 11 and the rubber sealing gasket plate 12 is larger, the sealing effect is better, the stability of the vacuum environment in the vacuum chamber 1 can be effectively ensured, so that the quality of the glass product magnetron sputtering coating is ensured.

[0035] The drawings in the specification of the present application are only of a schematic nature, and the size and shape of each component shown are not actual limits, but only a schematic representation. In the actual implementation process, each component can be reasonably configured and adjusted according to specific needs and actual conditions.

[0036] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A coating apparatus for glass production, which is used for coating the surface of glass after cleaning and drying the glass, characterized in that, The utility model relates to a vacuum chamber sealing device and belongs to the field of vacuum coating equipment. The utility model discloses a vacuum chamber (1) is evenly provided with the target material for carrying out the film in vacuum chamber (1), and the feeding port (2) for feeding is set up in vacuum chamber (1); The sealing part includes a sealing cover (3) for sealing the feeding port (2), two mounting racks (6) are fixed to the side end of the vacuum chamber (1), a rotating shaft (4) is rotatably arranged in the two mounting racks (6), a plurality of connecting rods (5) are uniformly fixed to the surface of the rotating shaft (4), the sealing cover (3) is fixed to the side end of the plurality of connecting rods (5), two fixed racks (10) are welded and fixed to the bottom end of the vacuum chamber (1), an electric push rod (9) is fixed to the top end of the two fixed racks (10) through bolts, a sealing block is fixed to the side end of the output end of the two electric push rods (9), a sliding rod (8) is rotatably arranged in the two sealing blocks, an L-shaped rotating rod (7) is fixed to the surface of the two ends of the rotating shaft (4), a buffer groove is formed in the two L-shaped rotating rods (7), and the two sliding rods (8) are respectively slidably arranged in the two buffer grooves. A rubber sealing gasket (12) is slidably arranged in the communication groove of the sealing cover (3) to seal the feeding port (2), a set of compression assemblies are arranged between the sealing cover (3) and the rubber sealing gasket (12), and the compression assemblies are used for extruding the rubber sealing gasket (12) to adhere to the side end of the vacuum chamber (1) and compressing the rubber sealing gasket (12). Further, in order to facilitate the start of the compression assembly, two sets of extrusion assemblies are further arranged in the sealing cover (3), and the two sets of extrusion assemblies are used for synchronously starting the compression assembly from both sides when the sealing cover (3) is turned over and closed.

2. The coating apparatus for glass production according to claim 1, wherein The compression assembly includes a connecting plate (13) slidably arranged in the communication groove, the rubber sealing gasket (12) is fixed to the side end of the connecting plate (13), two first connecting rods (14) are fixed to one end of the connecting plate (13) away from the rubber sealing gasket (12), a first recess (15) is formed in the sealing cover (3), the two first connecting rods (14) are respectively outwardly arranged and penetrate into the first recess (15), a trapezoidal extrusion plate (16) is slidably arranged in the first recess (15), and the trapezoidal extrusion plate (16) is fixed to the side end of the two first connecting rods (14). When the trapezoidal extrusion plate (16) is extruded, the connecting plate (13) and the rubber sealing gasket (12) are moved through the two first connecting rods (14), the rubber sealing gasket (12) adheres to the side end of the vacuum chamber (1) to seal the feeding port (2), the vacuum chamber (1) and the connecting plate (13) cooperate to compress the rubber sealing gasket (12), and the reset property of the extruded rubber sealing gasket (12) can effectively increase the sealing property of the feeding port (2).

3. The coating apparatus for glass production according to claim 2, wherein Two first springs (17) are fixed to the side end of the trapezoidal extrusion plate (16), the side end of the two first springs (17) is fixed to the first recess (15), and the two first springs (17) are respectively sleeved on the surface of the two first connecting rods (14).

4. The coating apparatus for glass production according to claim 2, wherein Each extrusion assembly comprises a receiving groove (19) formed in the sealing cover (3) and connected with the first groove (15), a semicircular extrusion plate (18) sliding in the receiving groove (19) and in extrusion contact with the inclined surface of the trapezoidal extrusion plate (16), a second groove (22) formed in the sealing cover (3), a trapezoidal extrusion block (23) sliding in the second groove (22), a second connecting rod (20) fixed at the side end of the semicircular extrusion plate (18) and outwardly penetrating into the second groove (22), and a fixed block (21) fixed at the side end of the vacuum chamber (1) and in extrusion contact with the trapezoidal extrusion block (23); When the sealing cover (3) is flipped, the trapezoidal extrusion block (23) is flipped, and the trapezoidal extrusion block (23) is in extrusion contact with the fixed block (21) when flipped, the fixed block (21) extrudes the trapezoidal extrusion block (23) to move into the second groove (22), and the trapezoidal extrusion block (23) drives the semicircular extrusion plate (18) to extrude the inclined surface of the trapezoidal extrusion plate (16) through the second connecting rod (20), thereby realizing automatic starting of the compression assembly when the sealing cover (3) is closed.

5. The coating apparatus for glass production according to claim 4, wherein The end portions of the two trapezoidal extrusion blocks (23) close to each other are fixed with second springs (24), the side ends of the two second springs (24) are fixed in the two second grooves (22) respectively, and the two second springs (24) are sleeved on the surfaces of the two second connecting rods (20) respectively.

6. The coating apparatus for glass production according to claim 2, wherein The side end of the vacuum chamber (1) is fixed with a sealing frame (11) matched with the feeding port (2); The sealing frame (11) is used for compressing the rubber sealing gasket (12) in cooperation with the connecting plate (13), the contact surface formed by extrusion of the sealing frame (11) and the rubber sealing gasket (12) is larger, the sealing effect is better, and the stability of the vacuum environment in the vacuum chamber (1) can be effectively ensured.

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