CN107783332B

CN107783332B - Bearing device of substrate

Info

Publication number: CN107783332B
Application number: CN201711005325.9A
Authority: CN
Inventors: 王雷; 顾葆华; 赵辉; 翟云华; 沙双庆; 达悦; 常坤
Original assignee: Nanjing CEC Panda FPD Technology Co Ltd
Current assignee: Nanjing CEC Panda FPD Technology Co Ltd
Priority date: 2017-10-25
Filing date: 2017-10-25
Publication date: 2021-03-23
Anticipated expiration: 2037-10-25
Also published as: CN107783332A

Abstract

The invention discloses a bearing device of a substrate, which comprises a bearing area, a bearing area and a bearing device, wherein the bearing area is used for bearing the substrate; a plurality of ribs arranged in a crisscross manner are arranged in the bearing area; a plurality of gaskets are arranged at the cross points of the ribs; each gasket is provided with an integral groove which is assembled and matched with the cross-shaped cross part of the rib and a groove clamped on the rib. The rib and the gaskets are in interference fit. The gasket is in a cross shape, a T shape or a straight shape. According to the technical scheme, the gasket is arranged on the rib of the bearing area of the bearing device, so that the glass substrate is prevented from sliding with the bearing device, the contact area between the substrate and the bearing device is reduced, and the electrostatic quantity is greatly reduced when the substrate is separated from the bearing device.

Description

Bearing device of substrate

Technical Field

The present invention relates to a carrier device for a substrate, and more particularly, to a carrier device for an array substrate and a color filter substrate of a liquid crystal display panel.

Background

In recent years, liquid crystal display panels have been widely used in electronic devices such as mobile phones, televisions, and computer monitors. In the manufacturing process of the liquid crystal display panel, the exposure process for manufacturing the array substrate or the color film substrate of the liquid crystal display panel is an important and frequent process. When the substrate is exposed, the substrate is required to be conveyed to an exposure area and enters an exposure machine for exposure, after exposure is completed, the substrate is conveyed back to the substrate exchange unit, and the substrate is taken out of the exposure machine by a mechanical arm of external equipment.

The substrate transfer within the exposure machine is accomplished by a carrier. In the carrying process of the substrate in the exposure machine, because the contact surface between the bearing device and the substrate is large, large static electricity is easily generated when the substrate is separated from the bearing device, so that the product is poor, and after the substrate is used for a long time, the surface abrasion of the bearing device causes the change of friction force, the substrate is easily deformed in the carrying process, and the influence is caused on the integral scaling quantity of the product.

Disclosure of Invention

The purpose of the invention is as follows: the problem of among the prior art solve the base plate and produce great static when bearing device contact and separation and bear the weight of device surface wearing and tearing and lead to the product scaling volume to change after long-time use is solved.

The technical scheme is as follows: in order to achieve the above object, the present invention provides a substrate supporting apparatus, including a supporting region for supporting a substrate; a plurality of ribs arranged in a crisscross manner are arranged in the bearing area; a plurality of gaskets are arranged at the cross points of the ribs; each gasket is provided with an integral groove which is assembled and matched with the cross-shaped cross part of the rib and a groove clamped on the rib.

Furthermore, the rib and the gaskets are matched in an interference fit mode;

furthermore, the gasket is in a cross shape, a T shape or a straight shape;

further, the gasket comprises four edge blocks which are vertical in pairs and a central block which is positioned between the four edge blocks and is connected with the four edge blocks; each side block is provided with a first groove, the center block is provided with a second groove communicated with the first grooves, and the four first grooves and one second groove are communicated to form the integral groove;

furthermore, the two side blocks positioned on the same straight line are provided with the grooves at the end parts far away from the central block, and are fixed in the grooves through a hoop and fix the gasket and the ribs;

further, the gasket comprises three side blocks and a central block which is positioned among the three side blocks and is connected with the three side blocks; two edge blocks are positioned in the same straight line extending direction, and the other edge block is vertical to the two edge blocks;

furthermore, the end part of the other side block far away from the central block is provided with the groove, and the other side block is fixed in the groove through a hoop and fixes the gasket and the rib;

furthermore, the hoop comprises a body and two lugs connected with the body, a through containing space is arranged in the body, and a hole is reserved at each lug; the accommodating space is fixedly connected with the groove and the rib;

further, the body comprises a first side edge, a second side edge, a third side edge, a fourth side edge and a fifth side edge, wherein the second side edge and the third side edge are both vertically connected with the first side edge, the fourth side edge is connected with the second side edge, the fifth side edge is connected with the third side edge, and the fourth side edge and the fifth side edge are continued along the same direction, are separated by a certain distance and are both arranged in parallel with the first side edge; the accommodating space is formed by enclosing a first side edge, a second side edge, a third side edge, a fourth side edge and a fifth side edge; one of the lugs is perpendicularly connected to the fourth side and the other lug is perpendicularly connected to the fifth side.

According to the technical scheme, the gasket is arranged on the rib of the bearing area of the bearing device, so that the glass substrate is prevented from sliding with the bearing device, the contact area between the substrate and the bearing device is reduced, and the electrostatic quantity is greatly reduced when the substrate is separated from the bearing device.

Drawings

FIG. 1 is a loading area of a loading device according to the present invention;

FIG. 2 is a schematic view of a gasket of the present invention;

FIG. 3 is a schematic view of a gasket of the present invention;

fig. 4 is a schematic view of a clamp of the present invention.

Detailed Description

The present invention is further illustrated by the following figures and detailed description of specific embodiments thereof, it is to be understood that these embodiments are illustrative only and are not limiting upon the scope of the invention, which is to be given the full breadth of the appended claims as modified by those skilled in the art upon reading the present application and which are intended to be given the full breadth of the appended claims.

The invention provides a bearing device of an array substrate or a color film substrate of a liquid crystal panel, as shown in fig. 1, the bearing device of the substrate is provided with a bearing surface, the bearing surface is provided with a bearing area 100 of the substrate, and the bearing area is used for bearing the substrate. A plurality of ribs 101 which are arranged transversely and longitudinally are arranged in the bearing area of the bearing device, and the plurality of ribs 101 which are arranged transversely and longitudinally are in a cross shape. The ribs have a width and a spacing between two laterally adjacent ribs and two longitudinally adjacent ribs. In order to reduce the abrasion of the bearing device caused by long-term use, a plurality of gaskets 102 which are in interference fit with the ribs are arranged at the intersection points of the transversely arranged ribs and the longitudinally arranged ribs, namely the gaskets 102 are assembled at the cross-shaped parts of the ribs and are distributed symmetrically.

As shown in fig. 2, the spacer 102 is cross-shaped, and includes four side blocks 202 perpendicular to each other two by two, and a center block 201 located between the four side blocks 202 and connected to the four side blocks 202. The whole gasket 102 is cross-shaped, each side block 202 is provided with a first groove 2021, the center block 201 is provided with a second groove 2011 communicated with the first groove 2021, that is, four first grooves 203 and one second groove 2011 are communicated to form an integral cross-shaped groove 203. The cross-shaped groove 203 is assembled and matched with the cross-shaped intersection of the rib, so that the gasket 102 is fixed in the bearing surface area 100, and bearing of the substrate is realized.

Wherein, two side blocks 202 located on the same straight line are provided with grooves 204 at the end parts far away from the central block 201, and are fixed in the grooves 204 through a clamping hoop 103 and fix the gasket 102 and the rib.

In other embodiments, the spacers may be cross-shaped spacers or T-shaped spacers such as shown in FIG. 3 or linear spacers, depending on the location of the spacers in the load-bearing area. In order to make the gasket not easy to deform and have a long service life, the gasket 102 is made of polyformaldehyde, and the material has the characteristics of wear resistance and stable geometric performance. Meanwhile, the top surface of the gasket is frosted to avoid the sliding between the glass substrate and the bearing device.

As shown in fig. 3, the spacer 401 has a T-shape and includes three side blocks 402 and a center block 403 located between the three side blocks 402 and connected to the three side blocks 402. Two of the side blocks 402 are located in the same straight extending direction, and the other side block 402 is perpendicular to the two side blocks 402. The other side piece 402 is provided with a recess 405 at the end remote from the central piece 403, and is secured in the recess 405 by a clip and secures the spacer 401 to the rib.

Each side block 402 is provided with a first slot 4021, and the central block 403 is provided with a second slot 4031 communicated with the first slot 4021, that is, three first slots 4021 and one second slot 4031 are communicated to form an integral T-shaped slot 404. The T-shaped groove 404 is assembled and matched with the cross-shaped intersection of the ribs, so that the gasket 401 is fixed in the bearing surface area 100, and bearing of the substrate is realized. For fastening the gasket, the groove is fixed by a clip.

The gasket 102 is secured to the rib at the groove 204/405 by the use of a clip 103. As shown in fig. 4, the clamp 103 includes a square body 301 and two lugs 302 connected to the body 301, a through receiving space is provided in the body 301, a hole 303 is reserved at each lug, the groove and the rib are fixedly connected to each lug through the receiving space, and then a bolt or other fixing member is used to pass through the hole 303 and then the nut is screwed to fix the lug, thereby completing the connection of the gasket and the rib to the clamp 103 in sequence.

The clip 103 is integrally formed. The body 301 includes a first side 3011, a second side 3012 and a third side 3013 both connected to the first side 3011 perpendicularly, a fourth side 3014 connected to the second side 3012, and a fifth side 3015 connected to the third side 3013, wherein the fourth side 3014 and the fifth side 3015 extend along the same direction, are separated by a certain distance, and are both disposed parallel to the first side 3011. The accommodating space is defined by a first side 3011, a second side 3012, a third side 3013, a fourth side 3014, and a fifth side 3015.

One of the lugs 302 is connected perpendicularly to the fourth side 3014, and the other lug 302 is connected perpendicularly to the fifth side 3015.

The clamp is adopted for fastening, and the gasket can be replaced on the basis of not damaging the bearing device.

Claims

1. A bearing device of a substrate comprises a bearing area, a bearing plate and a bearing plate, wherein the bearing area is used for bearing the substrate; a plurality of ribs arranged in a crisscross manner are arranged in the bearing area; the method is characterized in that: a plurality of gaskets are arranged at the cross points of the ribs; each gasket is provided with an integral groove which is assembled and matched with the cross-shaped cross part of the rib and a groove clamped on the rib; the rib and the gaskets are matched in an interference fit mode;

the gasket is in a cross shape, a T shape or a straight shape;

when the gasket is in a cross shape, the gasket comprises four edge blocks which are vertical in pairs and a center block which is positioned between the four edge blocks and is connected with the four edge blocks; each side block is provided with a first groove, the center block is provided with a second groove communicated with the first grooves, and the four first grooves and one second groove are communicated to form the integral groove;

when the gasket is in a T shape, the gasket comprises three side blocks and a central block which is positioned among the three side blocks and is connected with the three side blocks; wherein two limit pieces are located same straight line extending direction, and another limit piece all is perpendicular with two limit pieces.

2. The apparatus as claimed in claim 1, wherein: the end parts of the two side blocks which are positioned on the same straight line and are far away from the central block are provided with the grooves, and the grooves are fixed in the grooves through a hoop and fix the gaskets and the ribs.

3. The apparatus as claimed in claim 1, wherein: the other side block is provided with the groove at the end part far away from the central block, and the other side block is fixed in the groove through a hoop and fixes the gasket and the rib.

4. A substrate carrier apparatus according to claim 2 or 3, wherein: the hoop comprises a body and two lugs connected with the body, wherein a through containing space is arranged in the body, and a hole is reserved at each lug; the accommodating space is fixedly connected with the groove and the rib.

5. The apparatus as claimed in claim 4, wherein: the body comprises a first side edge, a second side edge, a third side edge, a fourth side edge and a fifth side edge, wherein the second side edge and the third side edge are both vertically connected with the first side edge; the accommodating space is formed by enclosing a first side edge, a second side edge, a third side edge, a fourth side edge and a fifth side edge; one of the lugs is perpendicularly connected to the fourth side and the other lug is perpendicularly connected to the fifth side.