CN113022096A

CN113022096A - Tear membrane mechanism open and tear membrane device open

Info

Publication number: CN113022096A
Application number: CN202110381627.6A
Authority: CN
Inventors: 陈德军; 蔡晓明; 袁宏均
Original assignee: Shenzhen Laibao Hi Tech Co Ltd
Current assignee: Shenzhen Laibao Hi Tech Co Ltd
Priority date: 2021-04-09
Filing date: 2021-04-09
Publication date: 2021-06-25

Abstract

The application provides a tear membrane mechanism open and tear membrane device open. Tear membrane mechanism open includes: the main body part and the tip part are connected into a whole, the main body part and the tip part have the same bottom surface, the main body part also has a top surface and a main body side surface, the tip part has a front surface and a tip side surface, the front surface and the bottom surface form a first included angle, the first included angle is smaller than 90 degrees, the tip side surfaces are two, but at least one of the tip side surfaces forms a second included angle with the bottom surface at least at a part adjacent to the front surface, and the second included angle is smaller than 90 degrees. Because the included angle between the side surface of the tip end and/or the side surface of the main body and the bottom surface is smaller than or equal to the included angle between the front surface and the bottom surface, the damage to the thin film in the process of disassembling the thin film by the film disassembling mechanism can be avoided.

Description

Tear membrane mechanism open and tear membrane device open

Technical Field

The invention relates to the technical field of film disassembly, in particular to a film disassembling mechanism and a film disassembling device.

Background

Most products in the technical field of panels at present are required to be produced in a dust-free environment, so that part of the products need to be covered with a layer of protective film (flexible) for protection, and the protective film is torn when the products are produced and processed. Along with the deep development of display panel toward flexible direction, more and more products adopt the flexible membrane as the material, in processes such as production, transportation, prevent that the film from producing pincher trees, adopt the base plate as auxiliary substrate usually, adopt frivolous glue film bonding between film and base plate. The traditional mode is to use manual work to separate the film from the substrate, and is inefficient, uncontrollable to product quality. In order to improve the production efficiency, a film removing device for separating a film material from a substrate is currently available, however, the current film removing device is very easy to damage a film in the film removing process.

Disclosure of Invention

Based on the above, the invention provides a film removing mechanism and a film removing device, aiming at the problem that a film is easily damaged in the film removing process of the traditional film removing device.

The above purpose is realized by the following technical scheme:

a film stripping mechanism comprising: the main body part and the tip part are connected into a whole, the main body part and the tip part are provided with a same bottom surface, the main body part is also provided with a top surface and a main body side surface, the tip part is provided with a front surface and a tip side surface, the front surface and the bottom surface form a first included angle, the first included angle is smaller than 90 degrees, the number of the tip side surfaces is two, but at least one of the tip side surfaces forms a second included angle with the bottom surface at least at a part adjacent to the front surface, the second included angle is smaller than 90 degrees, the main body side surface and the tip side surface are connected into a whole in an adjacent mode to form a side surface of the whole film removing mechanism, and the front surface and the top surface are connected into a whole in an adjacent mode to form an upper surface of the whole film removing mechanism. When the film is disassembled, the front surface is in a structure which is firstly contacted with the disassembled film, a first included angle smaller than 90 degrees is formed between the front surface and the bottom surface, the tip component can conveniently enter between the disassembled film layer and the substrate, and a second included angle smaller than 90 degrees is formed between the part of the tip side surface, at least adjacent to the front surface, and the bottom surface, so that the probability of damaging the film by the tip side surface in the film disassembling process can be reduced.

In a preferred scheme, the second included angle is smaller than or equal to the first included angle, and a gentler slope is formed between the second included angle and the bottom surface when the included angle is smaller. Because the second contained angle is less than or equal to first contained angle is guaranteeing that tip spare inserts under the prerequisite of not damaging the film when the film, the in-process is disassembled to the film, tears membrane mechanism open and also can not damage the film.

In a preferred embodiment, the side of the tip is passivated at least in the portion adjacent to the front surface to form an arc-shaped structure, substantially completely avoiding damage to the membrane during the dismantling process. Certainly, the whole side surface of the tip end is passivated into an arc shape, so that the effect of avoiding damaging the film is better.

In a preferred embodiment, there are two main body side surfaces 10b, and at least one of the main body side surfaces 10b forms a third included angle smaller than 90 degrees with the bottom surface, where the third included angle is smaller than or equal to the second included angle.

In other embodiments, the tip member includes a sharp corner and a connecting member, the sharp corner is the structure that is the earliest to contact the object to be demolded when demolded, the tip member is integrally connected to the main body member through the connecting member, the sharp corner has a first front surface, the first front surface has a fourth included angle with the bottom surface, the sharp corner further has a first tip-side surface, the first tip-side surface has a fifth included angle with the bottom surface, and the fifth included angle is smaller than or equal to the fourth included angle.

Preferably, the fifth included angle is passivated into an arc shape at least at a portion adjacent to the first front surface.

The connecting piece has second front surface and second pointed end side surface, the second front surface connect first front surface with the top surface, second pointed end side surface is connected first pointed end side surface with the main part side, the second front surface with the bottom surface has the sixth contained angle, the sixth contained angle is less than the fourth contained angle.

The second tip end side surface and the bottom surface have a seventh included angle, and the seventh included angle is smaller than or equal to the fifth included angle.

Preferably, the main body part comprises a first main body part and a second main body part, the first main body part is connected with the tip part, the second main body part and the tip part are connected into a whole through the first main body part, and the second main body part is thicker than the first main body part, so that when the film removing mechanism is inserted between the thin film and the substrate, the stress can be concentrated on the tip part, and the film removing mechanism is convenient to perform film removing operation.

In another embodiment, a groove may be further disposed in the first body part and the second body part, so that the stress may be concentrated on the tip part, thereby facilitating the film removing operation of the film removing mechanism. In this case, the thickness of the second body member may be greater than or equal to the thickness of the first body member.

The invention also provides a film removing device, which comprises the film removing mechanism and a film lifting block, wherein the film lifting block is positioned on one side of the film removing mechanism, the upper surface of the film lifting block is higher than the top surface of the film removing mechanism, and an oblique angle is formed between the side surface of the film lifting block, close to the film removing mechanism, of the film lifting block and the top surface of the film removing mechanism. The film removing block can support a separation space formed between the detached film and the substrate, the film is prevented from being bonded with the substrate again, the film removing block is close to the side face of the film removing block of the film removing mechanism and the top face of the film removing mechanism, and the film can be prevented from being damaged by the film removing block.

The above-mentioned membrane mechanism of tearing open has following technological effect with tearing open the membrane device at least:

according to the film removing mechanism and the film removing device, the included angle which is smaller than 90 degrees is formed between the side surface of the tip end and/or the side surface of the main body and the bottom surface, and is smaller than or equal to the included angle between the front surface and the bottom surface, so that the film can be prevented from being damaged in the film removing process by the film removing mechanism.

Drawings

FIG. 1 is a first structural schematic diagram of a film removing mechanism provided in an embodiment of the present invention;

FIG. 2 is a second structural diagram of a film removing mechanism according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of a third structure of a film removing mechanism according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a film removing device according to an embodiment of the present invention.

Wherein:

1-a film removing mechanism; 2-a film forming block; 3-a top film block;

10-a body part; 11-a first body part; 12-a second body part; 13-a trench; 20-a tip member; 21-sharp corner; 22-a connector;

10 a-a top surface; 10 b-body side; 11 a-a first top surface; 11 b-a first body side; 12 a-a second top surface; 12 b-a second body side; 20 a-front surface; 20 b-tip side; 21 a-a first front surface; 21 b-a first tip side surface; 22 a-a second front surface; 22 b-a second tip side surface;

100-a film; 200-substrate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the valve of the present invention is further described in detail by embodiments in the following with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings). In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

As shown in fig. 1, a film removing mechanism 1 according to an embodiment of the present invention includes:

a film removing mechanism 1 comprising: the main body part 10 and the tip part 20, the overall average thickness of the main body part 10 is thicker than the average thickness of the tip part 20, the main body part 10 and the tip part 20 are connected into a whole, and have the same bottom surface together, the main body part 10 further has a top surface 10a and a main body side surface 10b, the tip part 20 has a front surface 20a and a tip side surface 20b, the front surface 20a and the bottom surface form a first included angle, and the first included angle is smaller than 90 degrees, which is beneficial for the tip part 20 to enter between the disassembled film layer and the substrate 200. Two of the tip side surfaces 20b, but at least one of the tip side surfaces 20b forms a second included angle with the bottom surface at a portion adjacent to the front surface 20a, the second included angle being less than 90 degrees, which reduces the chance of damaging the film 100 by the tip side surfaces 20b during the film removing process.

The main body side surface 10b and the tip end side surface 20b are adjacently connected into a whole to form a side surface of the whole membrane detaching mechanism 1, and the front surface 20a and the top surface 10a are adjacently connected into a whole to form an upper surface of the whole membrane detaching mechanism 1.

In a preferred embodiment, the first included angle is 5 to 45 degrees.

In a more preferred embodiment, the first included angle is 15 to 30 degrees, which facilitates the insertion of the tip member 20 into the film 100 and the substrate 200 for the detachment of the film 100 without damaging the film 100.

In a preferred embodiment, the second included angle is 5 to 45 degrees, and the second included angle is smaller than or equal to the first included angle.

In a preferred embodiment, the second included angle is 5 to 15 degrees, and the second included angle is smaller than or equal to the first included angle.

In a more preferred embodiment, the tip side 20b is passivated at least in the portion adjacent the front surface 20a to form an arcuate structure that substantially completely avoids damage to the film 100 during the disassembly process. Naturally, the passivation of the entire tip side surface 20b into an arc shape has a better effect of preventing damage to the film 100.

In a more preferred embodiment, the body side surface 10b is passivated at least at a portion adjacent to the top surface 10a to form an arc-shaped structure, so as to prevent the film 100 from being damaged during the disassembling process, although the whole surface may be passivated.

In a preferred embodiment, the tip member 20 comprises a sharp corner 21 and a connecting member 22, the sharp corner 21 being the structure which is the earliest to contact the object to be demolded, the sharp corner 21 being integrally connected to the main body member 10 via the connecting member 22, the sharp corner 21 having a first front surface 21a, the first front surface 21a having a fourth angle with the bottom surface, the sharp corner 21 further having a first tip side surface 21b, the first tip side surface 21b having a fifth angle with the bottom surface, the fifth angle being smaller than or equal to the fourth angle.

In a preferred embodiment, said fifth angle is blunted into an arc at least in the portion adjacent to the first front surface 21 a.

The connecting member 22 has a second front surface 22a and a second tip side surface 22b, the second front surface 22a connects the first front surface 21a and the top surface 10a, the second tip side surface 22b connects the first tip side surface 21b and the body side surface 10b, the second front surface 22a has a sixth angle with the bottom surface, the sixth angle is smaller than the fourth angle, and the connecting member 22 plays a transition buffering role between the sharp corner 21 and the body member 10.

The second tip end side surface 22b and the bottom surface have a seventh included angle, and the seventh included angle is smaller than or equal to the fifth included angle.

Preferably, the body member 10 includes a first body member 11 and a second body member 12, the first body member 11 has a first top surface 11a and a first body side surface 11b, the second body member 12 has a second top surface 12a and a second body side surface 12b, the first body member 11 is connected to the tip member 20, the second body member 12 is integrally connected to the tip member 20 through the first body member 11, and the second body member 12 is thicker than the first body member 11.

As shown in fig. 2, the film removing process is that the film removing mechanism 1 is first inserted between the film 100 and the substrate 200 along the first direction X, since the size of the film 100 is usually larger than that of the film removing mechanism 1, the film removing mechanism 1 cannot remove the film 100 by only inserting the film 100 and the substrate 200 along the first direction X, and further removing the film 100 and the substrate 200 along the second direction Y is required, and a second included angle and a third included angle smaller than 90 degrees are formed between the tip side surface 20b and the main body side surface 10b and the bottom surface of the film removing mechanism pointed by the second direction Y, so as to prevent the tip side surface 20b and the main body side surface 10b from damaging the film 100.

As shown in fig. 3, a groove 13 may be further disposed in the first body part 11 and the second body part 12, so that the stress may be concentrated on the tip member 20 during the film removing process, thereby facilitating the film removing operation of the film removing mechanism 1. In this embodiment, the thickness of the second body member 12 may be greater than or equal to the thickness of the first body member 11.

As shown in fig. 4, the invention further provides a film removing device, which includes the film removing mechanism 1 and a film lifting block 2, wherein the film lifting block 2 is located on one side of the film removing mechanism 1, the upper surface of the film lifting block 2 is higher than the top surface 10a of the film removing mechanism 1, and an oblique angle is formed between the side surface of the film lifting block 2, which is close to the film removing mechanism 1, of the film lifting block 2 and the top surface 10a of the film removing mechanism 1. The film lifting block 2 can support the film 100 and the substrate 200 which are disassembled to form a separation space between the film 100 and the substrate 200, so as to prevent the film 100 from being bonded with the substrate 200 again, and an oblique angle is formed between the side surface of the film lifting block 2, close to the film lifting mechanism 1, of the film lifting block 2 and the top surface 10a of the film lifting mechanism 1, so that the film 100 can be prevented from being damaged by the film lifting block 2.

In an optional embodiment, the film removing device further comprises a top film block 3, the top film block 3 is located on one side of the film removing mechanism 1 based on the principle of the film removing block 2, the height of the upper surface of the top film block 3 is consistent with that of the upper surface of the film removing block 2, and the top film block 3 and the film removing block 2 support the removed film 100 to be completely separated from the substrate 200 and not to be re-adhered.

In an alternative embodiment, the film detaching mechanism 1 is further connected to an air cylinder mechanism, and the air cylinder mechanism can lift the film detaching mechanism 1, so as to further support a separation space formed between the detached film 100 and the substrate 200, and prevent the film 100 from adhering to the substrate 200 again. In the film removing device with the film raising block 2, the air cylinder mechanism pushes the film 100 to ascend, so that the film 100 can be prevented from being damaged by the film raising block 2. The cylinder mechanism can also ensure that the film detaching mechanism 1 and the surface of the film 100 form a certain oblique angle, so that the film detaching operation is convenient to adapt to various different environments.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A film stripping mechanism comprising: the device comprises a main body part (10) and a tip part (20), wherein the average thickness of the main body part (10) is larger than that of the tip part (20), and the main body part (10) and the tip part (20) are connected into a whole in a front-back mode and share the same bottom surface;

the body member (10) having a top surface (10a) and a body side surface (10b), the tip member (20) having a front surface (20a) and a tip side surface (20 b);

the side surface (10b) of the main body and the side surface (20b) of the tip end are adjacently connected into a whole to form the side surface of the whole film removing mechanism, and the front surface (20a) and the top surface (10a) are adjacently connected into a whole to form the upper surface of the whole film removing mechanism;

characterized in that the front surface (20a) forms a first angle with the bottom surface, the first angle being smaller than 90 degrees, two tip side surfaces (20b) are provided, and at least one of the tip side surfaces (20b) forms a second angle with the bottom surface in a portion adjacent to the front surface (20a), the second angle being smaller than 90 degrees.

2. The form removal mechanism of claim 1, wherein the second included angle is less than or equal to the first included angle.

3. An ejector mechanism according to claim 2, wherein said tip side surface (20b) is passivated at least at a portion adjacent said front surface (20a) to form an arcuate structure.

4. The stripping mechanism according to claim 2, characterized in that there are two of said body sides (10b), and at least one of said body sides (10b) forms a third angle with said bottom surface which is smaller than 90 degrees, said third angle being smaller than or equal to said second angle.

5. An demold mechanism according to claim 1, wherein said tip member (20) comprises a point (21) and a connection member (22), said point (21) being connected to said body member (10) via said connection member (22), said point (21) having a first front surface (21 a), said first front surface (21 a) having a fourth angle with said base surface, said point (21) further having a first tip side surface (21b), said first tip side surface (21b) having a fifth angle with said base surface, said fifth angle being smaller than or equal to said fourth angle.

6. An ejector mechanism according to claim 5, wherein said connecting member (22) has a second front surface (22a) and a second tip side surface (22b), said second front surface (22a) connecting said first front surface (21 a) and said top surface (10a), said second tip side surface (22b) connecting said first tip side surface (21b) and said body side surface (10b), said second front surface (22a) and said bottom surface having a sixth angle, said sixth angle being smaller than said fourth angle.

7. The stripping mechanism according to claim 6, characterized in that the second tip-side surface (22b) has a seventh angle with the bottom surface, which is smaller than or equal to the fifth angle.

8. The demold mechanism according to claim 1, wherein said body member (10) comprises a first body member (11) and a second body member (12), said first body member (11) having a first top surface 11a and a first body side surface (11b), said second body member (12) having a second top surface (12a) and a second body side surface (12b), said first body member (11) being connected to said tip member (20), said second body member (12) being integrally connected to said tip member (20) through said first body member (11), said second body member (12) being thicker than said first body member (11).

9. A stripping mechanism according to claim 8, characterized in that a groove (13) is provided in the first (11) and second (12) body parts.

10. A film stripping device, comprising a stripping mechanism according to any one of claims 1 to 9, and further comprising a film stripping block (2), wherein the film stripping block (2) is positioned at one side of the stripping mechanism, the upper surface of the film stripping block (2) is higher than the top surface (10a) of the stripping mechanism, and an oblique angle is formed between the side of the film stripping block (2) close to the stripping mechanism and the top surface (10a) of the stripping mechanism.