CN216030079U

CN216030079U - Trans-generation compatible lower fixed disc

Info

Publication number: CN216030079U
Application number: CN202122032427.8U
Authority: CN
Inventors: 资朝红
Original assignee: Changsha Yongkai Technology Equipment Co ltd
Current assignee: Changsha Yongkai Technology Equipment Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-03-15
Anticipated expiration: 2031-08-26

Abstract

The utility model discloses a generation-spanning compatible lower fixed disc, which relates to the technical field of panel processing and mainly aims to solve the problem that the existing generation-spanning compatible lower fixed disc cannot be compatible with a generation-spanning glass substrate.

Description

Trans-generation compatible lower fixed disc

Technical Field

The application relates to the technical field of panel processing, in particular to a cross-generation compatible lower fixed plate.

Background

In the panel display industry, the generation number is generally represented by the size of a glass substrate, wherein the size corresponding to a 5 generation line is 1100 × 1300, the size corresponding to a 6 generation line is 1300 × 1500, the size corresponding to a 7 generation line is 1500 × 1850, precision single-side polishing (hereinafter referred to as a polishing machine) is necessary equipment in panel production, and the specification of the equipment is selected and corresponds to the size specification of the substrate.

The polishing machine is selected to correspond to the size of the substrate. Example (c): the polishing of the 5-generation glass substrate (specification size 1100 × 1300) should be performed by a PW1800 type (lower fixed plate diameter 1800 mm) polishing machine. The polishing of the 6-generation line glass substrate (specification size 1300 x 1500) should adopt a PW2050 type (the diameter of a lower fixed disc is 2050 mm) polishing machine.

The existing polishing machine can not realize the polishing processing of a substrate with a cross-generation specification by one type of polishing machine.

SUMMERY OF THE UTILITY MODEL

An object of the embodiments of the present application is to provide a cross-generation compatible bottom fixed disk, so as to solve the problems mentioned in the background art.

In order to achieve the above purpose, the present application provides the following technical solutions:

a generation-spanning compatible lower surface plate comprising a lower surface plate body for placing a glass substrate and a polishing member for polishing, further comprising:

the protruding portion is located under on the price fixing body, the protruding portion with the profile of price fixing body is the circular arc down, the protruding portion with two crossing departments of price fixing body are first handing-over portion and second handing-over portion respectively down, just the protruding portion distance the position that the price fixing body center is the farthest down is third handing-over portion, the quantity of protruding portion is four, and about price fixing body central symmetry down, the region that four third handing-over portions formed is used for placing glass substrate.

As a further aspect of the present application: the polishing member includes:

the rotating part is internally provided with an upper fixed disc which rotates along with the lower fixed disc body, and the circle center of the upper fixed disc deviates from the circle center of the lower fixed disc body; and

a polishing member positioned on the upper surface plate; and

the first driving mechanism is used for driving the rotating part to move.

As a still further aspect of the present application: the bearing part is provided with a second driving mechanism for driving the lower fixed disc body to rotate.

As a still further aspect of the present application: and the lower fixed disc body is provided with an adsorption part for fixing the glass substrate.

As a still further aspect of the present application: the first driving mechanism comprises a first telescopic part which drives the upper fixed disc to move towards the direction close to or far away from the glass substrate; and the second telescopic part drives the upper fixed disc to move towards the direction deviating from the circle center of the lower fixed disc body.

Compared with the prior art, the beneficial effects of this application are:

the method comprises the steps of taking the symmetrical center of a glass substrate as a circle center to make a circle with a diameter, making parallel lines at two edges of the substrate, wherein the distance is that the point where two lines intersect is a third end point, the two lines also intersect with the circle with the diameter at two points respectively, the two points are divided into a first end point and a second end point, the first end point, the second end point and the third end point are made into circular arcs, the intersection points of the circular arcs and the circle with the diameter are the first end point and the second end point, lugs are formed on the outer side of the circle with the diameter, and the lugs are subjected to axial symmetry treatment, so that a non-circular outline with four lugs is obtained, a new generation of glass substrate can be placed on the outline, the glass substrate with a wire replacement can be compatible, and the problem that a polishing machine with one specification cannot be compatible with the glass substrate with a cross-replacement is solved.

Drawings

Fig. 1 is a schematic view of a structure of polishing away of a glass substrate in an embodiment of the present application.

Fig. 2 is a top view of a cross-generation compatible lower fixed plate according to an embodiment of the present application.

Fig. 3 is a sectional view of a lower surface plate body according to an embodiment of the present application.

FIG. 4 is an enlarged view of a portion of a lug according to an embodiment of the present application.

Fig. 5 is an outline view of a lower fixed disk body in a new form according to an embodiment of the present application.

Fig. 6 is an outline view of another new form of the lower surface plate body according to the embodiment of the present application.

In the figure: 1-a first driving mechanism, 2-a guide rail, 3-a base, 4-a mounting block, 5-a fixed shaft, 6-an upper fixed disc, 7-a lower fixed disc body, 8-a glass substrate, 9-a lug, 91-a first end point, 91-a second end point, 93-a third end point and 10-an adsorption pad.

Detailed Description

In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only used for convenience of describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present application.

The present embodiment provides a generation-spanning compatible type lower surface plate including a lower surface plate body 7 for placing a glass substrate 8 and a polishing member for polishing, further including:

the glass substrate placing device comprises a protruding portion located on a lower fixed disc body 7, wherein the protruding portion and the outline of the lower fixed disc body 7 are circular arcs, the protruding portion and two intersecting portions of the lower fixed disc body 7 are a first intersecting portion and a second intersecting portion respectively, the protruding portion is far away from the position, farthest from the center of the lower fixed disc body 7, of a third intersecting portion, the number of the protruding portions is four, the protruding portions are symmetrical about the center of the lower fixed disc body 7, and the area formed by the four third intersecting portions is used for placing a glass substrate.

Referring to fig. 2 to 4, in the above embodiment, the protrusion is a lug 9, the first, second and third interfaces are a first end point 91, a second end point 91 and a third end point 93, respectively, where the intersection between the lower surface plate body 7 and the lug 9 is actually a circle having a diameter 1800 and a center of symmetry of the glass substrate 8, parallel lines are formed on two edges of the substrate at a distance of 20, the intersection between the two lines is a third end point 93, the two lines further intersect with the circle having the diameter 1800 at two points, respectively, the first end point 91, the second end point 91 and the third end point 93 are circular arcs, the intersection between the circular arcs and the circle having the diameter 1800 is the first end point 91 and the second end point 91, the circular arcs form the lug 9 on the outer side of the circle having the diameter 1800, the lug 9 is processed in an axial symmetry, so that a non-circular contour with four lugs 9 is obtained, the profile allows for the placement of a new generation of glass substrates 8. The disc with the diameter of 1800 can be compatible with the 6 generation glass substrate by processing in the idea, and the problem that the disc with the diameter of 1800 corresponding to the 5 generation glass substrate on the lower fixed disc of the polishing machine cannot be compatible with the 6 generation glass substrate is solved.

Referring to fig. 5 to 6, in addition to the non-circular profile with four lugs 9 described in the above solution, other profiles may be designed.

Referring to fig. 1 to 3, as an embodiment of the present application, the polishing member includes:

the rotating part is internally provided with an upper fixed disc 6 which rotates along with the lower fixed disc body 7, and the circle center of the upper fixed disc 6 deviates from the circle center of the lower fixed disc body 7; and

a polishing member located on the upper surface plate 6; and

the first driving mechanism is used for driving the rotating part to move.

In the above solution, the rotating part further includes a fixed shaft 5 and a mounting block 4, the fixed shaft 5 is fixed on the mounting block 4, the upper fixed plate 6 can rotate around the axis of the fixed shaft 5, and the polishing member is designed as a polishing pad, a polishing disk, a polishing plate, or the like.

Further, still include the bearing part, be provided with the rotatory second actuating mechanism of drive lower fixed plate body 7 on the bearing part, the bearing part designs for base 3 or bottom plate or supporting seat etc. the second actuating mechanism designs into driving motor or driving motor, and here is conventional technical means, just need not be repeated.

Further, an adsorption part for fixing the glass substrate 8 is arranged on the lower fixed disc body 7, the adsorption part is designed to be an adsorption pad 10, and the material of the adsorption pad 10 is not limited here.

Further, the first driving mechanism 1 comprises a first telescopic part which drives the upper fixed disc 6 to move towards the direction close to or far away from the glass substrate 8; and the second telescopic part drives the upper fixed disc 6 to move towards the direction deviating from the circle center of the lower fixed disc body 7, the first telescopic part and the second telescopic part can be designed into a threaded rod mechanism, an electric telescopic rod or a hydraulic rod and the like, the conventional technical means are adopted here, repeated description is omitted, the base 3 is further provided with a guide rail 2, and the first driving mechanism 1 can slide along the guide rail 2.

When the glass substrate processing device is used, in order to solve the problem that a lower fixed disc of a polishing machine corresponding to a 5 generation glass substrate is a circular disc with the diameter of 1800 and cannot be compatible with a 6 generation glass substrate, a circle with the diameter of 1800 and a symmetrical center of a glass substrate 8 are taken as the center of a circle, parallel lines of two edges of the substrate are taken, the distance is 20, the point where the two lines intersect is a third end point 93, the two lines also intersect with the circle with the diameter of 1800 at two points respectively, the first end point 91 and the second end point 91 are divided into a first end point 91 and a second end point 91, the first end point 91, the second end point 91 and the third end point 93 are taken as circular arcs, the intersection points of the circular arcs and the circle with the diameter of 1800 are the first end point 91 and the second end point 91, the circular arc forms the lugs 9 outside a circle with a diameter of 1800, the lugs 9 being treated axisymmetrically, so that a non-circular profile with four lugs 9 is obtained, the profile can be used for placing a new generation of glass substrate 8, and the disc with the diameter of 1800 can be compatible with the 6 generation glass substrate by processing the profile according to the idea;

during polishing, the glass substrate 8 is fixed on the lower fixed disc body 7 through the adsorption pad 10 adhered on the lower fixed disc body 7, the lower fixed disc body 7 rotates around the center during working, the polishing pad is adhered on the upper fixed disc 6, and the upper fixed disc 6 is arranged on the glass substrate 8 (can apply certain pressure) and reciprocates in a certain range. The centers of the lower fixed disc body 7 and the upper fixed disc 6 are staggered by a certain distance in the front-back direction, when the lower fixed disc body 7 rotates, the upper fixed disc 6 is forced to do differential rotation motion around a central shaft through contact friction, and the polishing pad and the glass substrate 8 do relative rotation motion and translation motion, so that polishing is realized.

In summary, a circle with a diameter of 1800 is made with the center of symmetry of the glass substrate 8 as the center, parallel lines are made at two edges of the substrate, the distance is 20, the point where the two lines intersect is the third end point 93, the two lines also intersect with the circle with the diameter of 1800 at two points, the ratio is the first end point 91, the second end point 91, the first end point 91, the second end point 91 and the third end point 93 are circular arcs, the intersection points of the circular arcs and the circle with the diameter of 1800 are the first end point 91 and the second end point 91, the circular arcs form lugs 9 on the outer side of the circle with the diameter of 1800, the lugs 9 are axially symmetric, thus obtaining a non-circular outline with four lugs 9, and the new generation of glass substrate 8 can be placed on the outline.

It should be noted that, although the present specification describes embodiments, each embodiment does not include only a single technical solution, and such description of the specification is only for clarity, and those skilled in the art should take the specification as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art, and the above-mentioned embodiments only express the preferred embodiments of the technical solutions, and the description thereof is more specific and detailed, but should not be construed as limiting the scope of the claims of the technical solutions. It should be noted that, for those skilled in the art, without departing from the concept of the present application, several modifications, improvements and substitutions can be made, which are all within the protection scope of the present technical solution.

Claims

1. A generation-spanning compatible lower fixed plate, comprising a lower fixed plate body for placing a glass substrate and a polishing part for polishing, characterized by further comprising:

2. The under plate of claim 1, wherein the polishing member comprises:

a polishing member positioned on the upper surface plate; and

the first driving mechanism is used for driving the rotating part to move.

3. The generations-compatible lower fixed plate according to claim 1, further comprising a bearing portion, wherein a second driving mechanism for driving the lower fixed plate body to rotate is disposed on the bearing portion.

4. The generation-spanning compatible lower surface plate according to claim 2, wherein a suction portion for fixing the glass substrate is provided on the lower surface plate body.

5. The generations of compatible type lower fixed plate of claim 2, wherein the first driving mechanism comprises a first telescopic portion for moving the upper fixed plate toward or away from the glass substrate; and the second telescopic part drives the upper fixed disc to move towards the direction deviating from the circle center of the lower fixed disc body.