CN217029538U

CN217029538U - Gum compression fittings

Info

Publication number: CN217029538U
Application number: CN202220674480.XU
Authority: CN
Inventors: 武友军
Original assignee: Shenzhen Sensetime Technology Co Ltd
Current assignee: Shenzhen Sensetime Technology Co Ltd
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2022-07-22
Anticipated expiration: 2032-03-25

Abstract

The application provides a gum compression fittings, gum compression fittings includes: the base (1), the base (1) is provided with a structural part positioning part (11), a structural part (100) and an adhesive backing (200) are placed in an area defined by the structural part positioning part (11), the structural part positioning part (11) is used for positioning the structural part (100), an adhesive backing positioning part (12) is arranged in an area defined by the structural part positioning part (11), and the adhesive backing positioning part (12) is used for positioning the adhesive backing (200); and a pressing cover (2) capable of pressing the structural member (100) and the back adhesive (200) by the pressing cover (2) to adhere the back adhesive (200) to the structural member (100).

Description

Gum compression fittings

Technical Field

The application relates to a gum compression fittings.

Background

At present, the screen of the electronic equipment with the screen is usually fixed with the shell in a mode of gum attaching. The adhesive property of the back adhesive and the air tightness of the electronic equipment have a direct relationship with the fitting accuracy of the back adhesive. The relative position of the gum and the screen is within a certain error range, and the gum can only exert the optimal performance. Particularly, for electronic equipment with waterproof requirements, the gum can achieve waterproof performance only when certain attaching precision is achieved.

When electronic equipment is produced in a large scale, the adhesive tape is pasted and mounted through handheld positioning in the related technology, the situation of attaching deviation can exist, the adhesive tape after being adhered is not easy to clear, and the removal of the adhesive tape can cause the adhesive tape to deform and cannot be used, so that the time and the adhesive tape are wasted, and the production cost is high.

SUMMERY OF THE UTILITY MODEL

This application aims at providing a gum compression fittings, makes gum and the accurate location of screen, and the accuracy nature of gum laminating is higher.

The application provides a gum compression fittings, gum compression fittings includes:

the base is provided with a structural part positioning part, a structural part and gum are placed in an area defined by the structural part positioning part, the structural part positioning part is used for positioning the structural part, the area defined by the structural part positioning part is internally provided with a gum positioning part, and the gum positioning part is used for positioning the gum; and

and the gland is used for applying pressure to the structural part and the gum to control the gum to be adhered to the structural part.

Through structure location portion to the accurate location of structural component, through the accurate location of gum location portion to the gum, make the accurate nature of gum laminating higher.

Optionally, in a plane where the back adhesive is placed, the overall shape of the back adhesive positioning portion is an asymmetric shape.

Prevent slow-witted when the gum is placed in base positioning groove, need not carefully to distinguish the direction of placing of gum, just can put into base positioning groove with the gum according to specific orientation to improve production efficiency.

Optionally, the structural member positioning portion forms a side wall of a base positioning groove, and the shape and contour of the base positioning groove are matched with the structural member.

The base positioning groove enables the structural part to be positioned on the base.

Optionally, the back adhesive positioning portion comprises a plurality of positioning columns, and the plurality of positioning columns are arranged at the bottom of the base positioning groove.

Optionally, the depth of the base positioning groove is less than the sum of the thicknesses of the structural member and the back adhesive.

When the structural part and the gum are placed in the base positioning groove, the top of the structural part is higher than the top opening of the base positioning groove, so that the gland and the structural part can be conveniently positioned.

Optionally, one side of the gland facing the base is provided with a gland positioning groove.

The gland locating groove enables the structural member to be located on the gland to evenly press the structural member through the gland and to prevent relative movement of the gland and the structural member during the pressing process.

Optionally, the length of the base positioning groove is greater than the length of the structural member, the width of the base positioning groove is greater than the width of the structural member, the length of the gland positioning groove is greater than the length of the structural member, and the width of the gland positioning groove is greater than the width of the structural member.

The size of the base positioning groove is larger than that of the structural part, and the structural part is not easy to clamp when being taken out from the base positioning groove.

Optionally, a protection pad is arranged on a surface of one side, facing the base, of the gland, and the protection pad is made of a soft elastic material.

The protection pad can protect the structural part and reduce the possibility that the structural part is damaged by extrusion.

Optionally, the base is provided with a grip portion, the grip portion includes a notch arranged in the structure positioning portion, and the notch is used for gripping the structure placed in the structure positioning portion.

Optionally, the base and the gland have a gap in a state where the structural member and the adhesive backed are sandwiched between the base and the gland.

The gap can maintain the applied downward force to the adhesive and the structure to adhere the adhesive and the structure together.

Drawings

Fig. 1 shows a schematic structural diagram of an adhesive-backed stitching device according to an embodiment of the present application.

Figure 2 shows a cross-sectional view of an adhesive-backed stitching device according to an embodiment of the present application.

Fig. 3 shows an exploded view of an adhesive-backed stitching device according to an embodiment of the present application.

Description of the reference numerals

1 base 11 structure part positioning part 111 base positioning groove 12 gum positioning part 13 grasping part

2 gland 21 protection pad

100 structural member

200 the adhesive layer 202 of the backing adhesive 201 is positioned from the release paper 203.

Detailed Description

In order to more clearly illustrate the above objects, features and advantages of the present application, a detailed description of the present application is provided in this section in conjunction with the accompanying drawings. This application is capable of embodiments in addition to those described herein, and is intended to cover such departures from the present disclosure as come within known or customary practice in the art to which this application pertains and which fall within the limits of the appended claims. The protection scope of the present application shall be subject to the claims.

As shown in fig. 1 to fig. 3, the present application provides an adhesive tape laminating apparatus, which includes a base 1 and a pressing cover 2, between the base 1 and the pressing cover 2, an adhesive tape 200 and a structural member 100 to which the adhesive tape 200 is to be adhered can be placed, and the structural member 100 is adhered with the adhesive tape 200 by applying and maintaining pressure. In laminating the structural member 100 and the adhesive-backed member 200, the structural member 100 may be placed over the adhesive-backed member 200. The structure 100 may be a screen of an electronic device, such as an LCD (Liquid Crystal Display) screen. The electronic equipment can comprise face recognition equipment, and a screen of the face recognition equipment can help a user to align to a recognition area of the camera, so that identity recognition can be accurately and quickly carried out, and user experience is improved. The face recognition device can be applied to any face image processing scene, such as an application scene for recognizing the identity of a face to unlock, an application scene for face payment, and the like, or an application scene for judging the age, gender attribute, and the like of a person according to face feature information in a face image.

The base 1 may be provided with a structure positioning portion 11, a base positioning groove 111 for placing the structure 100 and the adhesive 200 may be formed in an area defined by the structure positioning portion 11, and the structure 100 may be at least partially embedded in the base positioning groove 111. The structural member positioning portion 11 may constitute a side wall of the base positioning groove 111. It is to be understood that the structure positioning portion 11 may include a plurality of ribs spaced apart from each other, and does not necessarily enclose the base positioning groove 111 without a space over the entire circumference.

The shape and contour of the base positioning groove 111 match those of the structural member 100, and the base positioning groove 111 can position the structural member 100 on the base 1. The pressure maintaining effect is prevented from being influenced by the movement of the structural member 100 in the pressing process.

The depth of the base positioning groove 111 may be less than the sum of the thicknesses of the structural member 100 and the adhesive-backed member 200, and when the structural member 100 and the adhesive-backed member 200 are placed in the base positioning groove 111, the top of the structural member 100 is higher than the top opening of the base positioning groove 111.

An adhesive-backed positioning portion 12 may be disposed in an area defined by the structural member positioning portion 11, the adhesive-backed positioning portion 12 may be disposed at the bottom and/or the side wall of the base positioning groove 111, the adhesive-backed positioning portion 12 may include a plurality of positioning pillars disposed at the bottom of the base positioning groove 111, for example, the adhesive-backed positioning portion 12 may include 5 cylindrical positioning pillars.

Further, in the plane where the base positioning groove 111 is located (i.e. the plane where the structural member 100 is placed), the adhesive-backed positioning portion 12 may be formed in an asymmetric shape, for example, a plurality of cylinders may be combined to form an asymmetric shape or the cross section of the positioning post is formed in an asymmetric shape. For the gum 200 with the directional requirement (asymmetric design), the structure can prevent fool when the gum 200 is placed in the base positioning groove 111, the placement direction of the gum 200 does not need to be carefully distinguished, and the gum 200 can be placed in the base positioning groove 111 according to a specific orientation, so that the production efficiency is improved.

The back adhesive 200 is a double-sided adhesive, the back adhesive 200 comprises an adhesive layer 201 and release paper 202, and one side of the adhesive layer 201 is adhered to the release paper 202. The other side of the adhesive layer 201 is in contact with the structural member 100 to adhere the adhesive tape 200 to the structural member 100, and the release paper 202 can be peeled off when the structural member 100 is adhered to other components such as an equipment housing, so that one side of the adhesive layer 201 is adhered to the equipment housing.

From type paper 202 can be provided with the location fit portion 203 that corresponds with gum location portion 12, and location fit portion 203 can be the locating hole, when arranging gum 200 in base positioning groove 111, gum location portion 12 can insert the locating hole to make gum 200 accurately place in base positioning groove 111's preset position, avoid gum 200 to remove at the pressfitting in-process, influence the pressurize effect.

In this embodiment, the adhesive layer 201 may have a rectangular frame shape, and the release paper 202 may have a rectangular shape. The positioning holes can be located at the non-overlapping portion of the release paper 202 and the adhesive layer 201, so that the positioning holes do not affect the shape design of the adhesive layer 201.

In other possible embodiments, the positioning matching portion 203 may include a concave portion disposed at an edge position of the adhesive-backed layer, and the concave portion may match with an adhesive-backed positioning portion disposed at a sidewall of the base positioning groove, so that the adhesive-backed layer is accurately placed at a predetermined position of the base positioning groove.

The base 1 may be provided with a grip 13, by which grip 13 it is convenient to pick up the gland 2, separating the base 1 and the gland 2. In this embodiment, the grip portion 13 may include a notch disposed on the structure positioning portion 11, and fingers may extend into the notch to grip the edge of the structure 100, so as to easily hold and remove the structure 100.

As shown in fig. 2 and 3, the surface of the gland 2 facing the base 1 may be provided with a gland positioning groove having a shape profile matching the structural member 100, which may position the structural member 100 on the gland 2. This facilitates positioning between the gland 2 and the structural member 100 to uniformly press the structural member 100 through the gland 2 and to prevent the gland 2 and the structural member 100 from moving relatively during the press-fitting process.

The length of the base positioning groove 111 is slightly greater than the length of the structural member 100, the width of the base positioning groove 111 is slightly greater than the width of the structural member 100, the length of the gland positioning groove is slightly greater than the length of the structural member 100, and the width of the gland positioning groove is slightly greater than the width of the structural member 100. A gap of 0.1 to 0.3 mm may be left between each edge of the structural member 100 and the positioning groove, for example, a gap of 0.2 mm may be left between each edge of the structural member 100 and the corresponding edge of the base positioning groove 111 and the gland positioning groove, so that the structural member 100 is not easily caught when it is taken out.

The surface of the gland 2 facing the base 1 is provided with a protective pad 21, and the protective pad 21 may be fixedly connected to the gland 2 or may be a separate member from the gland 2. The protection pad 21 may include a soft elastic material such as silicon rubber or rubber, and the protection pad 21 may face the front surface of the screen as an example of the structural member 100, thereby protecting the structural member 100 from being damaged by the pressing. The protection pad 21 may be disposed in the gland positioning groove.

Use this application's gum compression fittings to paste gum 200 in structure 100 time, place gum compression fittings on the operation platform, put into base positioning groove 111 gum 200, the back gum location portion 12 of base 1 is aimed at to the location cooperation portion of gum 200, makes gum 200 pinpoint. Then the structural member 100 is placed above the back adhesive 200, the structural member 100 is embedded into the base positioning groove 111, and the pressing cover 2 is covered, so that the structural member 100 is accurately positioned. In a state where the structural member 100 and the back adhesive 200 are sandwiched between the base 1 and the cover 2, the base 1 and the cover 2 have a gap. The gap keeps the applied downward pressure to be transmitted to the back adhesive 200 and the structural member 100, the back adhesive 200 and the structural member 100 are adhered together, the downward pressure is released after the gap is kept for a period of time, and the gland 2 can be taken out to take out the structural member 100 adhered with the back adhesive 200 from the base positioning groove 111. The gum precision that uses the laminating of gum compression fittings of this application is higher, and the adhesive property of gum is better, and structure 100 makes electronic equipment's air tightness better in being arranged in electronic equipment.

The pushing down force for pressing the gland 2 and the base 1 can be manually applied, the pushing down force is applied to the gland 2 in a manual pushing down mode, the back adhesive 200 is adhered to the structural part 100, and the mode is simple, convenient and quick. The back adhesive 200 can be adhered to the structural member 100 by setting a proper downward pressure by means of a pneumatic pressure device and applying the downward pressure to the gland 2 by the pneumatic pressure device, so that the consistency of the downward pressure is good.

While the present application has been described in detail with reference to the above embodiments, it will be apparent to those skilled in the art that the present application is not limited to the embodiments described in the present specification. The present application can be modified and implemented as an alternative embodiment without departing from the spirit and scope of the present application defined by the claims. Therefore, the description in this specification is for illustrative purposes and does not have any limiting meaning for the present application.

Claims

1. The utility model provides a gum compression fittings which characterized in that, gum compression fittings includes:

2. An adhesive-backed press-fit apparatus according to claim 1, wherein the overall shape of the adhesive-backed positioning portion in the plane in which the adhesive is placed is asymmetrical.

3. The adhesive-backed press-fit device according to claim 1, wherein the structure positioning portion constitutes a side wall of a base positioning groove, and the shape and contour of the base positioning groove are matched with those of the structure.

4. The adhesive-backed laminating apparatus of claim 3, wherein the adhesive-backed positioning portion comprises a plurality of positioning posts, and the positioning posts are disposed at the bottom of the base positioning groove.

5. The adhesive-backed compression assembly of claim 3, wherein the depth of the base positioning groove is less than the sum of the thicknesses of the structural member and the adhesive-backed layer.

6. The adhesive-backed laminating device of claim 3, wherein a side of the gland facing the base is provided with a gland positioning groove.

7. The adhesive backed compression assembly of claim 6, wherein the base positioning groove has a length greater than a length of the structural member, the base positioning groove has a width greater than a width of the structural member, the gland positioning groove has a length greater than a length of the structural member, and the gland positioning groove has a width greater than a width of the structural member.

8. The adhesive-backed laminating device of claim 1, wherein a protective pad is disposed on a surface of the pressing cover facing the base, and the protective pad is made of a soft elastic material.

9. The adhesive-backed press fit assembly of claim 1, wherein the base is provided with a grip portion, the grip portion including a notch disposed in the structure positioning portion for gripping the structure placed in the structure positioning portion.

10. The adhesive-backed lamination assembly of claim 1, wherein the base and the gland have a gap in a state in which the structural member and the adhesive-backed sheet are sandwiched between the base and the gland.