CN215402833U - Large-size panel bearing and jacking device - Google Patents

Abstract

The utility model discloses a large-size panel bearing and jacking device which is arranged in a panel pressurizing and defoaming cavity and comprises a cylinder, a connecting rod, a push rod, a supporting roller, a supporting convex strip and a support, wherein the cylinder is arranged on an external connecting mechanism; the connecting rod is arranged below the air cylinder and is rotatably connected with the output end of the air cylinder through a connecting block; the supporting rollers comprise at least two supporting rollers, the supporting rollers are perpendicular to the direction of the connecting rod and are arranged in parallel at intervals, two ends of each supporting roller are supported by the support, and the supporting rollers are rotatably connected around the supports. According to the utility model, the synchronous linkage of a plurality of support rollers is realized through a multi-connecting-rod structure, the support raised line structure arranged in the circumferential direction of the support rollers is adopted, when the plurality of support rollers rotate synchronously, the outer diameter of the support raised line is larger than that of the support rollers, and the automatic synchronous uniform bearing and upward ejection of the material tray are realized by converting the rotation motion into the linear motion of the material tray ejected on the support raised line.

Description

Large-size panel bearing and jacking device

Technical Field

The utility model relates to the field of automation equipment, in particular to a large-size panel bearing and jacking device.

Background

In the field of flat panel display device production equipment, various optical film materials are often attached, such as polarizer attachment, after an optical film body is attached to a screen substrate, bubbles generated during attachment between the film body and the substrate need to be removed through various means, so that the attachment quality is ensured. The conventional bubble removing means includes various means, such as a method of improving the film material attachment, a method of using a side edge roller, and a method of rolling the film material while attaching to reduce the generation of bubbles. The mechanical defoaming method can achieve certain effect. However, for a large-sized panel, the effect of removing bubbles by rolling is poor due to a large area, and the panel is easily broken by rolling. Therefore, an auxiliary defoaming mode, such as a vacuum environment or a pressurization environment, needs to be adopted, the vacuum environment is to place the panel to be defoamed in a vacuum negative pressure environment, and the air pressure around the panel is reduced by adjusting to be smaller than the air pressure in the bubbles, so that the air in the bubbles is automatically extruded out from between the panel and the film material, and the defoaming effect is achieved; the panel is placed under the strong pressure environment in the opposite pressurizing environment, and the membrane body is extruded by external pressure to achieve the defoaming effect.

In the pressurization defoaming process, to the charging tray that holds the panel, when the panel pressurization defoaming, involve its bearing support and the sealed problem of cavity, the charging tray drives the panel and needs to form sealed cavity behind getting into the pressurization defoaming intracavity, needs to push up the charging tray after supporting the charging tray from the below this moment and makes it paste tight cavity inner wall and form sealed space. Based on the technical requirements, a tray bearing and jacking device needs to be designed; particularly, for a large-size panel, due to the large size of the panel and the large size of a corresponding material tray, the uniformity of stress and the transmission stability of all parts in the jacking process need to be ensured.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a large-size panel bearing and jacking device which realizes synchronous linkage of a plurality of supporting rollers through a multi-connecting-rod structure, adopts a supporting convex strip structure arranged in the circumferential direction of the supporting rollers, utilizes the fact that when the supporting rollers rotate synchronously, the outer diameter of the supporting convex strip is larger than that of the supporting rollers, and realizes automatic synchronous uniform bearing and jacking of a material tray by converting the rotation motion into the linear motion of the material tray jacked on the supporting convex strip.

The technical scheme adopted by the utility model is as follows: a large-size panel bearing and jacking device is arranged in a panel pressurizing and defoaming cavity and comprises a cylinder, a connecting rod, a push rod, a supporting roller, a supporting convex strip and a support, wherein the cylinder is arranged on an external connecting mechanism; the connecting rod is arranged below the air cylinder and is rotatably connected with the output end of the air cylinder through a connecting block; the supporting rollers comprise at least two supporting rollers, the supporting rollers are perpendicular to the direction of the connecting rod and are arranged in parallel at intervals, two ends of each supporting roller are supported by the support, and the supporting rollers are rotatably connected around the supports.

Preferably, the support convex strip is arranged on the support roller and protrudes outwards to the outside of the support roller.

Preferably, the push rods comprise at least two push rods, one end of each push rod is rotatably connected to the connecting rod, and the other end of each push rod is fixedly connected with the end part of the supporting roller; the cylinder drives the push rods to synchronously rotate through the driving connecting rod, and the push rods drive the support rollers to do rotary motion, so that the support convex strips on the support rollers support and jack up the material tray after supporting the material tray of the defoaming chamber from the lower part.

The utility model has the beneficial effects that:

aiming at the defects and shortcomings in the prior art, the utility model designs a large-size panel bearing and jacking device which realizes synchronous linkage of a plurality of supporting rollers through a multi-connecting-rod structure, adopts a supporting convex strip structure arranged in the circumferential direction of the supporting rollers, utilizes the fact that the outer diameter of the supporting convex strip is larger than that of the supporting rollers when the plurality of supporting rollers synchronously rotate, and realizes automatic synchronous uniform bearing and jacking of a material tray by converting rotary motion into linear motion of a material tray jacked on the supporting convex strip. The utility model originally designs a supporting roller with an outer wall of a strip-shaped convex structure arranged at intervals, wherein a supporting convex strip with an outer diameter larger than that of other supporting convex strips is arranged between the strip-shaped convex structures, and the outer wall of the supporting convex strip is of an arc surface structure; through this kind of structural design, when the whole rotary motion of backing roll, support the sand grip and along with the backing roll rotation in-process in vertical direction, its external height is constantly changing. Meanwhile, the utility model adopts a structure that a plurality of supporting rollers are arranged in parallel at intervals and can be rotatably connected on the support. According to the utility model, the connecting rod is driven by the cylinder to drive the push rods to synchronously rotate, and the push rods are used for driving the support rollers to synchronously link, so that the function of bearing and synchronously jacking the material tray above the support rollers by the support convex strips is realized. This kind of structural design is through converting rotary motion into the ascending linear motion of vertical side to reach the effect that bears and go up the liftout dish, the transmission is steady, and the synchronism is good, and utilizes the interval layout design of driving roller, has guaranteed the atress homogeneity and the driven stationarity of charging tray in the motion process effectively.

Drawings

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

Fig. 2 is a schematic perspective view of the second embodiment of the present invention.

Fig. 3 is a third schematic perspective view of the present invention.

Fig. 4 is an enlarged schematic view of fig. 1 at II.

Detailed Description

The utility model will be further described with reference to the accompanying drawings in which:

as shown in fig. 1 to 4, the technical solution adopted by the present invention is as follows: a large-size panel bearing and jacking device is arranged in a panel pressurizing and defoaming cavity and comprises a cylinder 315, a connecting rod 316, a push rod 317, a supporting roller 318, a supporting convex strip 319 and a support 320, wherein the cylinder 315 is arranged on an external connecting mechanism; the connecting rod 316 is arranged below the cylinder 315 and is rotatably connected with the output end of the cylinder 315 through a connecting block; the support roller 318 includes at least two support rollers 318, the support rollers 318 are arranged perpendicular to the direction of the connecting rod 316 and are arranged in parallel and at intervals, both ends of the support roller 318 are supported by a support 320, and the support roller 318 is rotatably connected around the support 320.

The support rib 319 is provided on the support roller 318, and the support rib 319 protrudes outward beyond the support roller 318.

The push rod 317 comprises at least two push rods, one end of each push rod 317 is rotatably connected to the connecting rod 316, and the other end of each push rod 317 is fixedly connected with the end part of the supporting roller 318; the cylinder 315 drives the push rods 317 to synchronously rotate by driving the connecting rod 316, and the push rods 317 drive the support rollers 318 to rotate, so that the support convex strips 319 on the support rollers 318 abut against the material tray of the defoaming chamber from below, and then the material tray is supported and jacked up.

Furthermore, the utility model designs a large-size panel bearing and jacking device which realizes automatic synchronous uniform bearing and jacking of a material tray by using a supporting convex strip structure arranged in the circumferential direction of a plurality of supporting rollers and converting rotary motion into linear motion of a material tray jacked on the supporting convex strips by utilizing the fact that the outer diameter of the supporting convex strips is larger than that of the supporting rollers when the plurality of supporting rollers synchronously rotate. The utility model originally designs a supporting roller with an outer wall of a strip-shaped convex structure arranged at intervals, wherein a supporting convex strip with an outer diameter larger than that of other supporting convex strips is arranged between the strip-shaped convex structures, and the outer wall of the supporting convex strip is of an arc surface structure; through this kind of structural design, when the whole rotary motion of backing roll, support the sand grip and along with the backing roll rotation in-process in vertical direction, its external height is constantly changing. Meanwhile, the utility model adopts a structure that a plurality of supporting rollers are arranged in parallel at intervals and can be rotatably connected on the support. According to the utility model, the connecting rod is driven by the cylinder to drive the push rods to synchronously rotate, and the push rods are used for driving the support rollers to synchronously link, so that the function of bearing and synchronously jacking the material tray above the support rollers by the support convex strips is realized. This kind of structural design is through converting rotary motion into the ascending linear motion of vertical side to reach the effect of bearing and going up the top charging tray, the transmission is steady, and the synchronism is good, and utilizes the interval layout design of driving roller, has guaranteed the atress homogeneity of charging tray in the motion process effectively.

The embodiments of the present invention are merely illustrative of specific embodiments thereof, and are not intended to limit the scope thereof. Since the present invention can be modified by a person skilled in the art, the present invention is not limited to the embodiments described above.

Claims (3)

1. The utility model provides a jumbo size panel bears and jacking device, sets up in panel pressurization deaeration intracavity, its characterized in that: the device comprises an air cylinder (315), a connecting rod (316), a push rod (317), a supporting roller (318), a supporting convex strip (319) and a support (320), wherein the air cylinder (315) is arranged on an external connecting mechanism; the connecting rod (316) is arranged below the air cylinder (315) and is rotatably connected with the output end of the air cylinder (315) through a connecting block; the supporting rollers (318) comprise at least two, the supporting rollers (318) are perpendicular to the direction of the connecting rod (316) and are arranged in parallel at intervals, two ends of each supporting roller (318) are supported by the support (320), and the supporting rollers (318) are rotatably connected around the support (320).

2. A large-size panel loading and jacking apparatus as claimed in claim 1, wherein: the supporting convex strips (319) are arranged on the supporting roller (318), and the supporting convex strips (319) are protruded outwards to the outside of the supporting roller (318).

3. A large-size panel loading and jacking apparatus as claimed in claim 2, wherein: the push rods (317) comprise at least two push rods, one end of each push rod (317) is rotatably connected to the connecting rod (316), and the other end of each push rod is fixedly connected with the end part of the supporting roller (318); the cylinder (315) drives the push rods (317) to synchronously rotate by driving the connecting rod (316), the push rods (317) drive the supporting rollers (318) to rotate, and the supporting convex strips (319) on the supporting rollers (318) abut against the material tray of the defoaming chamber from the lower part, so that the material tray is supported and jacked up.

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