阅读说明：本技术 一种挡胶托架 (Glue blocking bracket ) 是由 沙瑞斌 俞裕生 许主竹 王鹏 于 2020-11-04 设计创作，主要内容包括：本发明公开了一种挡胶托架,包括托架本体、多个第一挡胶件、多个第二挡胶件和多个支撑部；所述托架本体顶部开设有用于承装胶体以粘接玻璃的安装槽；所述安装槽两侧内壁皆分别装设有多个支撑部；多个所述第一挡胶件分别对应装设于相对设置的两个所述支撑部之间,且所述第一挡胶件一端开设有用于安装玻璃的切口；多个所述第二挡胶件相对设置地装设于所述安装槽内两个相对设置的侧壁上。本发明克服现有技术中出现的容易溢胶及粘接后仍需清理模具表面或脱胶表面胶体的缺陷,同时大大提高了粘接效率。(The invention discloses a glue blocking bracket which comprises a bracket body, a plurality of first glue blocking pieces, a plurality of second glue blocking pieces and a plurality of supporting parts, wherein the bracket body is provided with a plurality of first glue blocking pieces; the top of the bracket body is provided with an installation groove for bearing colloid to bond glass; the inner walls of the two sides of the mounting groove are respectively provided with a plurality of supporting parts; the first glue blocking pieces are respectively and correspondingly arranged between the two oppositely arranged supporting parts, and one end of each first glue blocking piece is provided with a notch for mounting glass; the second glue blocking pieces are oppositely arranged on the two oppositely arranged side walls in the mounting groove. The invention overcomes the defects of easy glue overflow and the need of cleaning the surface of the die or the glue on the surface of the degumming surface after the bonding in the prior art, and simultaneously greatly improves the bonding efficiency.)

1. A glue blocking bracket is characterized by comprising a bracket body, a plurality of first glue blocking pieces, a plurality of second glue blocking pieces and a plurality of supporting parts;

the top of the bracket body is provided with an installation groove for bearing colloid to bond glass;

the inner walls of the two sides of the mounting groove are respectively provided with a plurality of supporting parts;

the first glue blocking pieces are respectively and correspondingly arranged between the two oppositely arranged supporting parts, and one end of each first glue blocking piece is provided with a notch for mounting glass;

the second glue blocking pieces are oppositely arranged on the two oppositely arranged side walls in the mounting groove.

2. The glue blocking bracket of claim 1, wherein a V-shaped groove having a triangular shape in plan view is formed on a side of the first glue blocking member away from the second glue blocking member;

the notch is arranged in the V-shaped groove.

3. The glue-blocking bracket of claim 2, wherein the first glue-blocking member comprises a glue-pressing film and two glue-blocking films;

the two sides of the glue pressing film facing the side wall are both in a sawtooth shape;

one end of the glue pressing film is arranged between the two glue blocking films, and the other end of the glue pressing film is pressed against the second glue blocking piece;

the two sides of the adhesive pressing film facing the supporting part are both in a sawtooth shape;

the V-shaped groove is positioned between the glue blocking film and the glue pressing film.

4. The glue bracket of claim 1, wherein the first glue stop comprises a glue stop film.

5. The glue-blocking bracket of claim 4, wherein said first glue-blocking member is planar and vertically disposed between said two support portions.

6. The glue blocking bracket of claim 5, wherein the first glue blocking member is further provided with a serrated notch;

one end of the notch is connected with the notch, and the other end of the notch is positioned on one side of the first glue blocking piece close to the bottom of the bracket body.

7. The glue-blocking bracket of claim 1, wherein the bracket body, the supporting portion and the first glue-blocking member are made of PBT, PA, POM, PET or one of four polymers prepared by adding glass fibers to the above four materials.

8. The glue bracket of claim 1, wherein the support portion is a rib.

9. The glue bracket of claim 1, wherein said second glue stop is a lip.

10. The glue-blocking bracket of claim 1, wherein the second glue-blocking member is made of PBT, PA, POM, PET, one of four polymers formed by adding glass fibers to the above four materials, TPE, EPDM or PP.

Technical Field

The invention relates to the field of glass assembly processes, in particular to a glue blocking bracket.

Background

At present, the bracket body is mostly injected into the clamping groove through PU glue, and after glass is assembled into the clamping groove, the PU glue is gradually distributed in the gap between the clamping groove and the glass, and a bonding relation is formed after curing. In the prior art, the following glue injection methods are generally adopted: direct glue injection, glue injection after arranging a glue blocking plate in the bracket body, glue injection in the mold and glue injection after arranging a glue blocking strip in the mold.

The glue overflows from three side surfaces of the clamping groove of the bracket body in a direct glue injection mode, so that not only is the cleaning troublesome and time and labor consuming, but also the glue is wasted; (2) use the patent that application number is US20180202209A1 as an example, injecting glue behind the baffle plate in this internal setting of bracket, the overflow that can block the side admittedly for the first time glues, but the colloid can be attached to on the baffle plate, when the second time assembly bracket body and beat glue, this piece keeps off the surface that the baffle plate will pollute bracket body side, if not clear up, the surface quality of bracket body will receive very big influence like this, can't reach the requirement. If the bracket body is replaced by a new rubber baffle plate every time of mounting, time and labor are wasted; (3) directly injecting glue into the mold: the mode can be used for gluing in a more accurate mode without forming glue overflow. However, after each application of glue, the glue adheres to the mold surface and, if not cleaned, contaminates the new carrier body surface. If the surface of the mold needs to be cleaned after glue injection is finished every time, great inconvenience is brought, and the time cost is increased.

In conclusion, the three methods have the defects that the product quality is affected by the glue overflow easily and the glue is easy to remain, and are not beneficial to industrial production. In addition, the methods (1) and (2) cannot adopt colloid with good fluidity, and indirectly influence the assembly efficiency of the glass.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the utility model provides a keep off gluey bracket, solve among the prior art colloid and spill over easily and bond in the defect of bracket body surface.

In order to solve the technical problems, the invention adopts the technical scheme that:

a glue blocking bracket comprises a bracket body, a plurality of first glue blocking pieces, a plurality of second glue blocking pieces and a plurality of supporting parts;

the top of the bracket body is provided with an installation groove for bearing colloid to bond glass;

the inner walls of the two sides of the mounting groove are respectively provided with a plurality of supporting parts;

the first glue blocking pieces are respectively and correspondingly arranged between the two oppositely arranged supporting parts, and one end of each first glue blocking piece is provided with a notch for mounting glass;

the second glue blocking pieces are oppositely arranged on the two oppositely arranged side walls in the mounting groove.

The invention has the beneficial effects that: the bottom of the bracket body is used for being connected with the window glass lifter, and the top of the bracket body is used for installing and bonding glass. Injecting PU glue into the mounting groove in advance before assembling the glass, arranging a first glue blocking piece and a second glue blocking piece, and preventing the PU glue from overflowing the mounting groove before the glass is installed into the mounting groove, wherein the top of the first glue blocking piece is provided with a notch, the glass can be inserted along the notch and gradually increases along with the descending of the glass, and both sides of the cut first glue blocking piece can still be tightly attached to the surface of the glass to prevent the glue from overflowing from the notch; the second glue blocking piece is used for preventing PU glue from overflowing from the top of the mounting groove, and in addition, the second glue blocking piece can also prevent rainwater or dust from entering the mounting groove in the subsequent glass using process, so that the glue is prevented from being aged in advance, and the service life of the bracket body is prolonged; set up the supporting part, the supporting part is used for cliping glass both ends, and then can fix the position of glass in the mounting groove, because the glass surface probably has the radian, and the supporting part is cliped glass both ends, can make the mounting groove be applicable to the glass of fixed different shapes, avoids using outside fixed frock simultaneously, reduces the fund input, improves output on duty. The bracket can play a role in preventing the colloid from overflowing to the surface of the bracket body, avoid the waste of the colloid, improve the assembly precision of the bracket, improve the economic benefit and ensure the product quality.

Drawings

Fig. 1 is a schematic structural diagram of a glue blocking bracket according to a first embodiment of the present invention;

FIG. 2 is a cross-sectional view A-A of FIG. 1;

FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1;

fig. 4 is a cross-sectional view of a second sealant member integrally formed with the bracket body according to an embodiment of the invention;

fig. 5 is a structural cross-sectional view of a second glue retaining member and a bracket body after two-shot injection molding according to an embodiment of the invention;

fig. 6 is a first structural schematic view of a glue blocking bracket according to a second embodiment of the present invention;

fig. 7 is a second structural schematic view of a glue blocking bracket according to a second embodiment of the present invention;

FIG. 8 is a partial top view of a glue stop bracket according to a second embodiment of the present invention;

FIG. 9 is an enlarged view of portion A of FIG. 8;

fig. 10 is a second structural schematic view of a glue blocking bracket according to a second embodiment of the present invention;

FIG. 11 is a force analysis diagram of the adhesive film according to the second embodiment of the present invention;

fig. 12 is a first structural schematic view of a glue blocking bracket according to a third embodiment of the present invention;

fig. 13 is a second structural schematic view of a glue blocking bracket according to a third embodiment of the present invention;

FIG. 14 is a partial top view of a glue stop bracket according to an embodiment of the invention;

fig. 15 is an enlarged view of a portion B in fig. 14.

Description of reference numerals:

1. a bracket body; 11. mounting grooves; 12. assembling a groove;

2. a first glue blocking piece; 21. cutting; 22. a V-shaped groove; 23. pressing the adhesive film; 24. a glue blocking film; 25. a recess;

3. a second glue blocking piece;

4. a support portion;

5. glass;

6. and (4) strip-shaped adhesive tapes.

Detailed Description

In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.

Referring to fig. 1 to 15, a glue blocking bracket includes a bracket body, a plurality of first glue blocking members, a plurality of second glue blocking members, and a plurality of supporting portions;

the top of the bracket body is provided with an installation groove for bearing colloid to bond glass;

the inner walls of the two sides of the mounting groove are respectively provided with a plurality of supporting parts;

the first glue blocking pieces are respectively and correspondingly arranged between the two oppositely arranged supporting parts, and one end of each first glue blocking piece is provided with a notch for mounting glass;

the second glue blocking pieces are oppositely arranged on the two oppositely arranged side walls in the mounting groove.

The working principle of the invention is as follows:

injecting PU glue into the mounting groove, aligning two ends of the glass with the notches and then inserting the glass, dividing the first glue blocking piece into two parts, and pressing two sides of the first glue blocking piece which is cut open against the surface of the glass all the time to prevent the glue from overflowing from the side surface of the mounting groove;

when glass inserted the mounting groove, the second of mounting groove upper end both sides was kept off the glue piece and is laminated in the glass surface all the time, prevented that PU glue from overflowing from the mounting groove top.

From the above description, the beneficial effects of the present invention are: the bottom of the bracket body is used for being connected with the window glass lifter, and the top of the bracket body is used for installing and bonding glass. Injecting PU glue into the mounting groove in advance before assembling the glass, arranging a first glue blocking piece and a second glue blocking piece, and preventing the PU glue from overflowing the mounting groove before the glass is installed into the mounting groove, wherein the top of the first glue blocking piece is provided with a notch, the glass can be inserted along the notch and gradually increases along with the descending of the glass, and both sides of the cut first glue blocking piece can still be tightly attached to the surface of the glass to prevent the glue from overflowing from the notch; the second glue blocking piece is used for preventing PU glue from overflowing from the top of the mounting groove, and in addition, the second glue blocking piece can also prevent rainwater or dust from entering the mounting groove in the subsequent glass using process; set up the supporting part, the supporting part is used for cliping glass both ends, and then can fix the position of glass in the mounting groove, because the glass surface probably has the radian, and the supporting part clips glass both ends, can make the mounting groove be applicable to the glass of fixed different shapes. The invention can play a role in preventing the colloid from overflowing to the surface of the bracket body, avoid the waste of the colloid, improve the economic benefit and ensure the product quality.

Furthermore, a V-shaped groove is formed in one side, away from the second glue blocking piece, of the first glue blocking piece;

the notch is arranged in the V-shaped groove.

According to the above description, the first glue blocking piece is provided with the V-shaped groove on one side, so that the first glue blocking piece is sunken towards one side where the second glue blocking film is located.

Further, the first glue blocking piece comprises a glue pressing film and two glue blocking films;

the two sides of the glue pressing film facing the side wall are both in a sawtooth shape;

one end of the glue pressing film is arranged between the two glue blocking films, and the other end of the glue pressing film is pressed against the second glue blocking piece;

the two sides of the adhesive pressing film facing the supporting part are both in a sawtooth shape;

the V-shaped groove is positioned between the glue blocking film and the glue pressing film.

According to the description, the glue pressing film is arranged and used for pressing the glue pressing film downwards and separating the glue pressing film from the glue blocking film in the glass pressing process, meanwhile, the V-shaped groove is located between the glue blocking film and the glue pressing film, the glue pressing film is sunken towards one side where the second glue blocking film is located after being pressed downwards by the glass, the glue is extruded under the action of the glue pressing film, the change of the shape of the glue is achieved, the glue is made to rise along with the pressing of the glass, strip-shaped glue with uniform shapes is formed on the surface of the glass, the glue is identical in height, larger adhesive force is achieved through fewer glue, and the using amount of the glue is saved more. Meanwhile, as the colloid overflows from the side surface of the glue pressing film, gaps are formed among a plurality of formed adhesive tapes, the curing speed of the PU adhesive can be accelerated, the output per shift can be improved, and the economic benefit is increased.

Further, the first glue blocking piece comprises a glue blocking film.

Furthermore, the first glue blocking piece is planar and is vertically arranged between the two supporting parts.

It can be known from the above-mentioned description that keep off and glue the film and set up vertically and can play the effect that prevents that PU glue from overflowing from the glass side between two supporting parts, can make glass insert along the incision at its top more easily simultaneously, at the in-process that the incision progressively splits, keep off and glue the film and will form the butt to glass and interfere, and then reach the purpose of keeping off gluing.

Furthermore, the first glue blocking piece is also provided with a sawtooth-shaped notch;

one end of the notch is connected with the notch, and the other end of the notch is positioned on one side of the first glue blocking piece close to the bottom of the bracket body.

As can be seen from the above description, the saw-toothed notch is formed, so that the glue is extruded into strip-shaped glue with uniform shape and uniform quantity, the utilization value of the glue is improved, the clamping force of the glue blocking film on the glass can be further controlled, and the glue leakage phenomenon caused by excessive cracking of the linear notch in the pressing process of glass assembly can be avoided.

Furthermore, the bracket body, the supporting part and the first glue blocking part are made of PBT, PA, POM, PET or one of four polymers formed by adding glass fibers into the four materials respectively.

As can be seen from the above description, the bracket body, the supporting part and the first glue retaining part are made of plastic, and the first glue retaining part is made of the plastic, so that the first glue retaining part is still made of the material with certain toughness after being cut, the first glue retaining part can be attached to the surface of glass, and the glue is prevented from overflowing.

Further, the supporting part is a rib.

As can be seen from the above description, the glue blocking film with the sawtooth shape and the bracket body are integrally formed by injection molding at a higher cost, so that the glue blocking film assembled after being adopted is more economical, and the ribs are arranged for using the glue blocking film assembled after being used, so as to provide support for the glue blocking film and reduce the production cost.

Further, the second glue blocking piece is a lip edge.

It can be known from the above description that the second glue retaining member is a lip edge, because the lip edge usually has a certain radian, and when the included angle between the upper side of the lip edge and the vertical plane is an acute angle, the highest point of the arc surface of the lip edge faces upwards, so that the glass is always attached to the glass in the process of being inserted into the mounting groove, and the effect of preventing the glue from overflowing is achieved.

Further, the second glue retaining member is made of PBT, PA, POM, PET, one of four polymers formed by adding glass fibers to the four materials, TPE, EPDM or PP.

As can be seen from the above description, the second glue retaining member may be integrally formed with the bracket body, or may be injection molded with the bracket body twice or bonded to the inner wall of the bracket body, and a connection manner that TPE, EPDM, PP or PA is suitable for injection molding or bonding of the bracket body twice is adopted; when the second glue retaining piece and the bracket body are integrally formed, one of four polymers formed by respectively adding glass fibers into PBT, POM and PET is adopted, so that the toughness and the strength of the second glue retaining piece can be ensured.

The adhesive is mainly used for bonding the automobile glass, wherein the bracket body is used for being connected with a window lifter of an automobile door, the used adhesive is preferably PU adhesive, but not limited to PU adhesive, and other adhesive with high viscosity or adhesive with better fluidity can be selected to ensure the bonding strength between the glass and the bracket body.

Example one

Referring to fig. 1-5 and 14-15, a glue blocking bracket includes a bracket body 1, a plurality of first glue blocking members 2, a plurality of second glue blocking members 3, and a plurality of supporting portions 4;

the top of the bracket body 1 is provided with a mounting groove 11 for bearing colloid to bond the glass 5;

the inner walls of two sides of the installation groove 11 are respectively provided with a plurality of supporting parts 4;

the plurality of first glue blocking pieces 2 are respectively and correspondingly arranged between the two oppositely arranged supporting parts 4, and one end of each first glue blocking piece 2 is provided with a notch 21 for installing glass 5;

the second glue stoppers 3 are oppositely arranged on two oppositely arranged side walls in the mounting groove 11.

Preferably, 2 first glue blocking pieces 2 and 2 second glue blocking pieces 3 are arranged, and 4 supporting parts 4 are arranged;

wherein, two of the four supporting parts 4 are arranged oppositely as a group and are respectively arranged on the side walls at two ends of the mounting groove 11;

specifically, the first glue blocking members 2 are arranged between two oppositely arranged supporting parts 4, the two first glue blocking members 2 are oppositely arranged, and the two second glue blocking members 3 are oppositely arranged and respectively arranged at the upper ends of two side walls of the mounting groove 11;

preferably, the thickness of the glass 5 is a, the distance b between the first glue blocking film 2 and the end part of the bracket body 1 is more than or equal to a/2, the distance between the two oppositely arranged supporting parts 4 is more than a, and the difference is 0.4 mm-0.6 mm; the thickness c of the support part 4 is 0.6-1 mm, the width d of the support part 4 is 1-4 mm, and the depth h of the notch 21 is 1-3 mm.

Preferably, the first glue stopper 2, the support portion 4 and the bracket body 1 are integrally formed.

Optionally, the bracket body 1, the supporting portion 4 and the first glue blocking member 2 are made of PBT, PA, POM, PET or one of four polymers formed by adding glass fibers to the above four materials.

Referring to fig. 1, the support portion 4 is a rib.

Referring to fig. 4 and 5, the second dam 3 is a lip.

Specifically, the side surface of the second glue blocking piece 3 is arc-shaped and is in a strip shape;

preferably, an included angle α between the upper side of the second glue blocking part 3 and the vertical plane is an acute angle;

the lip edge width is f, f-c is 0-0.3 mm, and the thickness g of the side, connected with the rib 4, of the second glue retaining member 3 is 0.3-1 mm;

optionally, the second glue retaining member 3 is made of PBT, PA, POM, PET, one of four polymers formed by adding glass fibers to the four materials, TPE, EPDM, or PP.

Specifically, when the second rubber member 3 is made of TPE or EPDM, the hardness thereof is SHA50-85, and when the second rubber member 3 is made of PP or PA, the hardness thereof is HRR 80-120;

preferably, the second glue blocking piece 3 is made of PA, and the second glue blocking piece 3 and the bracket body 1 are integrally formed;

in this embodiment, first fender glue 2, supporting part 4 and bracket body 1 integrated into one piece ensure that supporting part 4 can fix 5 both ends of glass, and first fender glue 2 still can with the 11 interior wall connections of mounting groove after being torn by glass 5, prevent that the colloid from overflowing, consequently first fender glue 2, supporting part 4 and bracket body 1 integrated into one piece can further prevent that the colloid from overflowing.

Example two

The present embodiment is different from the first embodiment in that a second structure of the first glue blocking member is defined.

Referring to fig. 6 to 11, two opposite side walls of the bracket body 1 are respectively provided with an assembly groove 12 which is isosceles trapezoid in a top view angle;

referring to fig. 9, a V-shaped groove 22 is formed in one side of the first glue blocking member 2 away from the second glue blocking member 3; the cut 21 opens into a V-groove 22.

Referring to fig. 6-9, the first glue barrier 2 comprises a glue pressing film 23 and two glue barrier films 24; the two sides of the glue pressing film 23 facing the side wall are both in a sawtooth shape; one end of the glue pressing film 23 is arranged between the two glue blocking films 24, and the other end is pressed against the second glue blocking piece 3; the two sides of the glue pressing film 23 facing the supporting part 4 are both in a sawtooth shape; the V-shaped groove 22 is positioned between the glue blocking film 24 and the glue pressing film 23. A gap is always reserved between the glue pressing film 23 and the second glue retaining member 3, so that the PU glue can uniformly overflow from the gap between the glue pressing film 23 and the bracket body 1 to form a strip-shaped adhesive tape 6 uniformly attached to the surface of the glass 5.

When the glue blocking film 24 and the glue pressing film 23 are integrally formed, the notches 21 are formed at the connecting parts of the upper ends of the two glue blocking films 24 and the glue pressing film 23, the thickness of the zigzag connecting parts between the glue pressing film 23 and the glue blocking films 24 is smaller than that of the glue blocking films 24, and therefore when the glass 5 is pressed against the glue pressing film 23, the glue pressing film 23 and the glue blocking films 24 are gradually separated along the zigzag connecting parts.

Wherein, the thickness T of the glue pressing film 23₁Greater than the thickness T of the glue-blocking film 24₂；

Preferably, the thickness of the glue blocking film 24 is 0.1 mm-0.5 mm;

wherein, the thickness e of the connection end of the glue blocking film 24 and the bracket body 1₁0.1 mm-0.5 mm, and the thickness of the middle part of the glue blocking film 24 is less than e₁。

The side surface of the pressure glue film 23 is in a rectangular saw-tooth shape or a triangular saw-tooth shape, and the height L of the saw-tooth shape₁2 mm-10 mm, width W₁3 mm-5 mm, the height L of the joint of the adjacent sawteeth₂2 mm-10 mm, width W₂Is 1 mm-3 mm.

In the present embodiment, a V-shaped groove 22 is provided to ensure that the adhesive pressing film 23 is always bent toward the side where the second adhesive stopper 3 is located. After the curved glass 5 is pressed to the adhesive film 23, the assembling force F₁Decomposed into horizontal pressure force F₃And vertical pressure F₂。F₂So that the adhesive film 23 is cracked along the cut 21, F₃The split glue pressing film 23 is pushed to bend and extend towards the side of the second glue stopper 3.

F₁And F₂The angle beta therebetween is preferably in the range of 10 deg. to 45 deg..

The specific implementation process of the embodiment is as follows:

be full of the PU of fluid form and glue in mounting groove 11, glass 5 has the vertical downwardly inserting mounting groove 11 of one side of cambered surface, and glass 5 pushes down the in-process, extrudees moulding film 23, and moulding film 23 is sunken gradually towards second fender spare 3 place one side, and keeps off that plastic film 24 hugs closely glass 5 surfaces all the time, avoids the colloid to spill over.

EXAMPLE III

The difference between the present embodiment and the second embodiment is that a third structure of the first glue blocking member is defined.

Referring to fig. 12-15, two opposite side walls of the bracket body 1 are respectively provided with an assembly groove 12 which is isosceles trapezoid in a top view angle;

referring to fig. 12 and 13, the first glue barrier 2 includes a glue barrier film 24.

Referring to fig. 12 and 13, the first glue stop 2 is planar and vertically disposed between the two support portions 4.

Referring to fig. 12 and 13, the first glue blocking member 2 is further provided with a serrated notch 25; one end of the notch 25 is connected with the notch 21, and the other end is positioned at one side of the first glue blocking piece 2 close to the bottom of the bracket body 1.

Optionally, the height L of the recess 25₃2 mm-10 mm, width W₃Is 2 mm-5 mm.

The glue blocking film 24 with the serrated notch can also be manufactured by injection molding or extrusion and rolling notch processes and then assembled into the assembling groove 12 on the side wall of the bracket body 1, namely the glue blocking film 24 and the supporting part 4 are integrally formed and then assembled into the assembling groove 12.

In the present embodiment, the material of the glue-blocking film 24 is PP, PA or POM.

In summary, according to the glue blocking bracket provided by the invention, when the installation groove is filled with the PU glue, the glass is inserted into the installation groove, the PU glue is uniformly distributed along the gap between the inner wall of the installation groove and the surface of the glass, the bonding force is uniformly distributed, and the phenomenon of non-uniform gluing can be avoided; the PU glue can be completely blocked in the mounting groove by the glue blocking film and the lip edge, and the glue overflowing phenomenon can not occur, so that the bonding position is still kept clean and the appearance is neat after the bonding of the bracket body is finished, and the product quality is guaranteed; because PU glue is blocked by the glue blocking film and the second glue blocking piece, when the glass is installed on the vehicle door, rainwater, dust and the like are blocked by the glue blocking film and the lip edge in the later use process and cannot enter the bonding position of the PU glue, the PU glue is protected from being corroded and aged by the natural environment, and the service life of the bracket body is prolonged. And the adopted adhesive pressing film with the sawtooth shape can realize the purpose of achieving larger bonding force with less PU adhesive, and meanwhile, the PU adhesive can be quickly cured, so that the working yield is improved, the cost is reduced, and the economic benefit is increased. In the invention, when the thicknesses of the glass are different due to tolerance, the split glue blocking film can be always and effectively abutted to the surface of the glass to form a tight but not strong clamping force, so that the bracket body is prevented from falling off, and the bracket is suitable for the glass with different tolerance thicknesses. The invention can overcome the defects that the glue is easy to overflow and is adhered to the outer side of the bracket body and the glue on the outer edge of the bracket body still needs to be cleaned after adhesion in the prior art, greatly improves the adhesion efficiency, prolongs the service life of the bracket body, and has lower cost in the development and production processes of the bracket body, thereby greatly reducing the investment of capital and having higher commercial value.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.