CN114833016B

CN114833016B - Gluing device

Info

Publication number: CN114833016B
Application number: CN202210635045.0A
Authority: CN
Inventors: 李媛媛
Original assignee: Guangdong Yuehai Integrated Technology Co ltd
Current assignee: Guangdong Yuehai Integrated Technology Co ltd
Priority date: 2022-06-06
Filing date: 2022-06-06
Publication date: 2023-03-24
Anticipated expiration: 2042-06-06
Also published as: CN114833016A

Abstract

The invention belongs to the technical field of gluing processes and discloses a gluing device. The device comprises a connecting rod, a limiting rod, two pressing claws and a middle lever, wherein the two pressing claws are symmetrically arranged and are respectively connected to two ends of the connecting rod; the limiting rods are arranged on one side of the connecting rod at intervals and are parallel to the connecting rod so as to enable the heights of the two connecting parts to be the same; and the middle lever penetrates through the connecting rod and the limiting rod and is equal to the distance between the two pressing claws, and the connecting part can be connected with or disconnected from the glue spreader by the middle lever. By the aid of the glue spreader, the two pressing claws can synchronously and symmetrically press the glue spreader, the glue spreader is uniformly stressed, and the gluing uniformity is improved.

Description

Gluing device

Technical Field

The invention relates to the technical field of gluing processes, in particular to a gluing device.

Background

The image sensor chip is the most common way to acquire information at present, and has been widely applied in the fields of smart phones, digital cameras, automatic driving, security, IOT and the like.

In the existing bonding process of the image sensor, the coating uniformity of the bonding glue is a key process factor influencing the performance of the image sensor, the qualified coating uniformity of the bonding glue is realized, and meanwhile, the equipment is simple and easy to operate, which is the primary standard of chip reliability.

The gluing equipment adopts an open-type design, specifically, two clamping jaws are connected through a transverse shaft, one ends of the clamping jaws are abutted to a gluing roller and stably provide certain extrusion force for the gluing roller, and the other ends of the clamping jaws are connected with a cylinder to realize the functions of jacking and descending and drive the clamping jaws to extrude or contact the extrusion gluing roller. This equipment need use with each auxiliary roller cooperation of glue spreader, equipment in the use, and one of them pressure claw just can not compress tightly completely when arbitrary spare part takes place the deviation, causes the inhomogeneous product reliability that influences of rubber coating. In order to make the pressing claw fully press, a pad is manually arranged under the pressing claw, but the height of the pad is continuously adjusted in the step so that the uniformity of the gluing thickness meets the product requirement. In addition, once the compression occurs, the two pressing claws are stressed unevenly, so that the plastic deformation of the cross shaft structure is easily caused, the original shape and size precision of the part cannot be recovered, and the equipment is scrapped.

Disclosure of Invention

The invention aims to provide a gluing device which can ensure that two pressing claws synchronously and symmetrically press a gluing roller when in use, so that the gluing roller is uniformly stressed and the gluing uniformity is improved.

In order to achieve the purpose, the invention adopts the following technical scheme:

a glue spreading device, comprising

A connecting rod;

the two pressing claws are symmetrically arranged and are respectively connected to two ends of the connecting rod, and one end of each pressing claw is provided with a connecting part which can be connected with the glue spreader;

the limiting rods are arranged on one side of the connecting rod at intervals and are parallel to the connecting rod, so that the heights of the two connecting parts are the same;

and the middle lever penetrates through the connecting rod and the limiting rod and is equal to the two pressing claws in distance, and the connecting part can be connected with or disconnected from the glue spreader by the middle lever.

As a preferable scheme of the gluing device, the connecting rod is in threaded connection with the pressing claw.

As a preferred scheme of the gluing device, a mounting hole is formed in one end, far away from the connecting portion, of the pressing claw, and the limiting rod is connected with the pressing claw through the mounting hole.

As a preferred scheme of rubber coating device, the gag lever post interval set up in the connecting rod is kept away from one side of connecting portion, press the claw by the mounting hole is followed and is kept away from the direction of connecting portion has seted up the open slot, be equipped with the screw hole on the open slot, screw hole and bolt cooperation are so that open slot opening distance reduces and fixes the gag lever post.

As a preferable scheme of the gluing device, the middle lever comprises a base, a middle shaft and a rotating shaft, one end of the middle shaft is connected with the base, and the other end of the middle shaft penetrates through the connecting rod and the limiting rod; the rotating shaft penetrates through the base and is perpendicular to the middle shaft, and the base can rotate around the rotating shaft.

As a preferable scheme of the gluing device, the middle shaft is in threaded connection with the base.

As a preferable aspect of the glue application device, the rotation shaft is integrally formed with the base.

As a preferable scheme of the gluing device, the centrally-mounted lever further comprises a transmission rod, and the transmission rod is arranged on one side, away from the centrally-mounted shaft, of the base and is perpendicular to the centrally-mounted shaft.

As a preferred embodiment of the gluing device, the transmission rod is connected to the driving device, and the driving device can drive the transmission rod to rotate the base around the rotating shaft.

As a preferred scheme of rubber coating device, be equipped with the joint groove on the connecting portion, the joint groove can with the glue spreader joint.

Has the beneficial effects that:

in the invention, two pressing claws are symmetrically arranged and are respectively connected with two ends of a connecting rod, and one end of each pressing claw is provided with a connecting part which can be connected with a glue spreader; the limiting rods are arranged on one side of the connecting rod at intervals and are parallel to the connecting rod, so that the heights of the two connecting parts are the same, the two pressing claws can always keep a synchronous pressing state when pressing the glue spreader, the interaction between the connecting parts of the two pressing claws and the glue spreader is always consistent, the uniform stress of the cylindrical surface of the roller and the consistent gluing thickness are further ensured in the working process of the glue spreader; in addition, the device can also effectively avoid the situation that one of the pressing claws cannot be completely pressed due to deviation when the glue spreader is matched with the device.

Drawings

FIG. 1 is a schematic view of a gluing device and a glue applicator according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a glue spreading device provided by an embodiment of the invention;

FIG. 3 is a schematic structural diagram of a center lever according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a pressing claw provided by an embodiment of the invention;

FIG. 5 is a schematic structural diagram of a center shaft according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a connecting rod provided in an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a limiting rod according to an embodiment of the present invention.

In the figure:

100. a connecting rod;

200. pressing claws; 210. a connecting portion; 211. a clamping groove; 221. mounting holes; 222. an open slot; 2221. a threaded hole;

300. glue spreading roller;

400. a limiting rod;

500. a lever is arranged in the middle; 510. a base; 520. a shaft is arranged in the middle; 530. a rotating shaft; 540. and a transmission rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation that the first and second features are not in direct contact, but are in contact via another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

In the embodiment, the present invention relates to a glue spreading device (hereinafter referred to as "device"), referring to fig. 1-7, the device includes a connecting rod 100, two pressing claws 200 symmetrically arranged and respectively connected to two ends of the connecting rod 100, one end of the pressing claw 200 is provided with a connecting portion 210 capable of connecting with a glue spreading roller 300; the limiting rods 400 are arranged at one side of the connecting rod 100 at intervals, and are parallel to the connecting rod 100, so that the heights of the two connecting parts 210 are the same; the middle lever 500 is inserted into the connecting rod 100 and the limiting rod 400, and has the same distance with the two pressing claws 200, and the middle lever 500 can connect or disconnect the connecting part 210 with the glue spreader 300. The connecting parts 210 of the pressing claws 200 can be always kept in a synchronous pressing state through the device, so that the interaction between the two pressing claws 200 and the glue spreader 300 is always kept consistent, the uniform stress of the cylindrical surface of the roller and the consistent gluing thickness are ensured in the working process of the glue spreader 300; in addition, the situation that one of the pressing claws 200 cannot be completely pressed due to deviation when the glue spreader 300 is matched with the device can be effectively avoided.

Optionally, external threads are arranged at two ends of the connecting rod 100, internal threads matched with the external threads are arranged on the pressing claw 200, and the connecting rod 100 is in threaded connection with the pressing claw 200.

Optionally, one end of the pressing claw 200 away from the connecting portion 210 is provided with a mounting hole 221, and the limiting rod 400 is connected with the pressing claw 200 through the mounting hole 221. Further, the limiting rod 400 is disposed at an interval on one side of the connecting rod 100 away from the connecting portion 210, the pressing claw 200 is provided with an opening groove 222 through the mounting hole 221 in a direction away from the connecting portion 210, the opening groove 222 is provided with a threaded hole 2221, and the threaded hole 2221 is matched with a bolt, so that an opening distance of the opening groove 222 is reduced and the limiting rod 400 is fixed. In this embodiment, the limiting rod 400 is accurately positioned through the mounting hole 221, and the opening groove 222 is deformed to some extent through the cooperation of the bolt and the threaded hole 2221, so that the mounting hole 221 can compress the two ends of the limiting rod 400, and the tight connection between the limiting rod 400 and the pressing claw 200 is realized.

Referring to fig. 1 to fig. 3, in the present embodiment, the middle lever 500 includes a base 510, a middle shaft 520 and a rotating shaft 530, one end of the middle shaft 520 is connected to the base 510, and the other end thereof penetrates through the connecting rod 100 and the limiting rod 400; the rotation shaft 530 is inserted through the base 510 and perpendicular to the middle shaft 520, and the base 510 can rotate around the rotation shaft 530. Specifically, holes connected to the center shaft 520 are formed at the middle portions of the connecting rod 100 and the stopper rod 400, and the rotating shaft 530 is rotatably connected to the stage. Illustratively, from the side direction, the center lever 500 can rotate around the axis of the rotating shaft 530 with the axis of the rotating shaft 530 as the fulcrum, further, the center shaft 520 drives the connecting rod 100 and the limiting rod 400 to rotate, and finally the connecting portion 210 of the pressing claw 200 is pressed on the glue roller 300.

Preferably, in this embodiment, the middle shaft 520 is screwed into the base 510, and one end of the middle shaft 520 is a hexagonal mounting head, so that it is convenient to cooperate with an auxiliary tool to successfully screw the other end of the middle shaft 520 into the base 510.

Alternatively, the rotation shaft 530 is integrally formed with the base 510, which can reduce the number of parts of the entire apparatus and reduce the number of assembly processes.

In this embodiment, the center lever 500 further includes a transmission rod 540, and the transmission rod 540 is disposed on a side of the base 510 away from the center shaft 520 and perpendicular to the center shaft 520. The center lever 500 can be rotated about the rotation shaft 530 by applying a force to the transmission rod 540.

Further, the driving rod 540 is connected to a driving means capable of driving the driving rod 540 to rotate the base 510 about the rotation axis 530, and preferably, the driving means may be a pneumatic cylinder, a hydraulic cylinder, or a motor.

Optionally, the connecting portion 210 is provided with a clamping groove 211, and the clamping groove 211 can be clamped with the glue spreader 300, of course, those skilled in the art can understand that, other connection modes can be reasonably selected according to the stress condition of the glue spreader 300 besides the clamping connection mode, and are not listed here.

In this embodiment, by the device, not only can the interaction between the connecting part 210 of the two pressing claws 200 and the glue spreader 300 be always kept consistent, so that the stress is uniform and the gluing thickness is kept uniform in the working process of the glue spreader 300, thereby improving the performance of the product; moreover, the device can also effectively avoid the situation that when any spare part deviates, one of the pressing claws 200 cannot be completely pressed, the gluing thickness is uneven, and the reliability of the product is influenced.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A glue spreading device is characterized by comprising

A connecting rod (100);

the two pressing claws (200) are symmetrically arranged and are respectively connected to two ends of the connecting rod (100), and one end of each pressing claw (200) is provided with a connecting part (210) which can be connected with the glue spreader (300);

the limiting rods (400) are arranged on one side of the connecting rod (100) at intervals, are parallel to the connecting rod (100) and are used for enabling the heights of the two connecting parts (210) to be the same;

and the middle lever (500) penetrates through the connecting rod (100) and the limiting rod (400) and has the same distance with the two pressing claws (200), and the connecting part (210) can be connected with or disconnected from the glue spreader (300) by the middle lever (500).

2. Gluing device according to claim 1, characterised in that the connecting rod (100) is screwed to the pressure jaw (200).

3. The gluing device according to claim 1, wherein a mounting hole (221) is formed in one end of the pressing claw (200) far away from the connecting part (210), and the limiting rod (400) is connected with the pressing claw (200) through the mounting hole (221).

4. The gluing device according to claim 3, wherein the limiting rod (400) is arranged on one side of the connecting rod (100) far away from the connecting part (210) at intervals, an open groove (222) is formed in the pressing claw (200) along the direction far away from the connecting part (210) through the mounting hole (221), a threaded hole (2221) is formed in the open groove (222), and the threaded hole (2221) is matched with a bolt so that the opening distance of the open groove (222) is reduced and the limiting rod (400) is fixed.

5. The gluing device according to claim 1, wherein the central lever (500) comprises a base (510), a central shaft (520) and a rotating shaft (530), one end of the central shaft (520) is connected with the base (510), and the other end is arranged through the connecting rod (100) and the limiting rod (400); the rotating shaft (530) penetrates through the base (510) and is perpendicular to the middle shaft (520), and the base (510) can rotate around the rotating shaft (530).

6. Gluing device according to claim 5, characterised in that said central shaft (520) is screwed to said base (510).

7. Gluing device according to claim 5, characterised in that said rotation shaft (530) is integrally formed with said base (510).

8. Gluing device according to claim 5, characterised in that the central lever (500) further comprises a transmission rod (540), the transmission rod (540) being arranged on the side of the base (510) remote from the central axis (520) and perpendicular to the central axis (520).

9. Gluing device according to claim 8, characterised in that said transmission rod (540) is connected to driving means able to drive said transmission rod (540) to rotate said base (510) around said rotation axis (530).

10. The gluing device according to claim 1, wherein a clamping groove (211) is provided on the connection portion (210), the clamping groove (211) being capable of clamping with the glue roller (300).