CN211029710U

CN211029710U - Vacuum adsorption bottom plate for mounting chips

Info

Publication number: CN211029710U
Application number: CN201921714430.4U
Authority: CN
Inventors: 王志超; 魏冬
Original assignee: Wuxi Xinao Micro Sensor Technology Co ltd
Current assignee: Wuxi Xinao Micro Sensor Technology Co ltd
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2020-07-17
Anticipated expiration: 2029-10-14

Abstract

The utility model discloses a mounting vacuum adsorption bottom plate relates to PCB mounting field, including vacuum adsorption bottom plate main part, first shell and second shell, the equal three first diaphragm of fixedly connected with in bottom of first shell and second shell inner wall to the both sides at first diaphragm top are all rotated and are connected with first dwang, the one end that first diaphragm was kept away from to first dwang is rotated and is connected with the second dwang, the one end that first dwang was kept away from to the second dwang is rotated and is connected with the second diaphragm, the first elastic component of one side fixedly connected with that first diaphragm and second diaphragm are relative. The utility model discloses can play fine shock attenuation guard action to the adsorption bottom plate, reduce the possibility that takes place to damage when the adsorption bottom plate drops carelessly, avoid taking place unnecessary economic loss, prolong the life of adsorption bottom plate, very big degree the improvement PCB roughness on adsorption bottom plate, guarantee the stability of mounting.

Description

Vacuum adsorption bottom plate for mounting chips

Technical Field

The utility model relates to a PCB mounting field especially relates to a mounting vacuum adsorption bottom plate.

Background

PCB need use the mounting vacuum adsorption bottom plate at production mounting in-process, but current mounting vacuum adsorption bottom plate does not have fine shock attenuation guard action, takes place easily to damage when adsorbing the bottom plate and carelessly dropping, takes place unnecessary economic loss easily, has shortened the life who adsorbs the bottom plate, and PCB is poor at the roughness on adsorbing the bottom plate, can't guarantee the stability of mounting.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a vacuum adsorption bottom plate for mounting sheets.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a loading vacuum adsorption bottom plate, includes vacuum adsorption bottom plate main part, first shell and second shell, the equal three first diaphragm of fixedly connected with in bottom of first shell and second shells inner wall to the both sides at first diaphragm top are all rotated and are connected with first dwang, the one end that first diaphragm was kept away from to first dwang is rotated and is connected with the second dwang, the one end that first dwang was kept away from to the second dwang is rotated and is connected with the second diaphragm, the first elastic component of one side fixedly connected with that first diaphragm and second diaphragm are relative to one side fixedly connected with second elastic component that first dwang and second dwang are relative, the top of first shell and second shells inner wall all is provided with the rubber pad.

Preferably, the top of the second transverse plate is in contact with the bottom of the vacuum adsorption bottom plate main body, and the bottom of the rubber pad is in contact with the top of the vacuum adsorption bottom plate main body.

Preferably, the two sides of the first shell are both provided with clamping grooves.

Preferably, the openings are formed in the two sides of the second shell, and the clamping blocks are fixedly connected to the back faces of the two sides of the second shell.

Preferably, the top of the vacuum adsorption bottom plate main body is provided with an adsorption hole, and two sides of the vacuum adsorption bottom plate main body are communicated with air suction pipes.

The utility model has the advantages that:

1, through the setting of vacuum adsorption bottom plate main part, first shell, second shell, first diaphragm, first dwang, second diaphragm, first elastic component, second elastic component and rubber pad isotructure, can play fine shock attenuation guard action to the adsorption bottom plate, reduced the adsorption bottom plate and taken place the possibility of damaging when dropping carelessly, avoid taking place unnecessary economic loss, prolonged the life who adsorbs the bottom plate.

2, through the setting in a plurality of absorption holes, the improvement of very big degree the roughness of PCB on adsorbing the bottom plate, guarantee the stability of mounting.

The utility model discloses can play fine shock attenuation guard action to the adsorption bottom plate, reduce the possibility that takes place to damage when the adsorption bottom plate drops carelessly, avoid taking place unnecessary economic loss, prolong the life of adsorption bottom plate, very big degree the improvement PCB roughness on adsorption bottom plate, guarantee the stability of mounting.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a top view of the structure of the present invention.

Fig. 3 is a partial enlarged view of a portion a in fig. 2 according to the present invention.

Reference numbers in the figures: the vacuum adsorption bottom plate comprises a vacuum adsorption bottom plate main body 1, a first shell 2, a second shell 3, a first transverse plate 4, a first rotating rod 5, a second rotating rod 6, a second transverse plate 7, a first elastic piece 8, a second elastic piece 9, a rubber pad 10, a clamping groove 11, a through hole 12, a clamping block 13, an adsorption hole 14 and an air suction pipe 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a mounting vacuum adsorption bottom plate comprises a vacuum adsorption bottom plate main body 1, a first shell 2 and a second shell 3, wherein the bottom of the inner wall of the first shell 2 and the second shell 3 is fixedly connected with a three first transverse plate 4, the two sides of the top of the first transverse plate 4 are rotatably connected with a first rotating rod 5, one end of the first rotating rod 5, far away from the first transverse plate 4, is rotatably connected with a second rotating rod 6, one end of the second rotating rod 6, far away from the first rotating rod 5, is rotatably connected with a second transverse plate 7, one side, opposite to the first transverse plate 4 and the second transverse plate 7, is fixedly connected with a first elastic part 8, one side, opposite to the first rotating rod 5 and the second rotating rod 6, is fixedly connected with a second elastic part 9, the top of the inner wall of the first shell 2 and the second shell 3 is provided with a rubber pad 10, and the vacuum adsorption bottom plate, The structure of the first shell 2, the second shell 3, the first transverse plate 4, the first rotating rod 5, the second rotating rod 6, the second transverse plate 7, the first elastic part 8, the second elastic part 9, the rubber pad 10 and the like can play a good role in shock absorption and protection for the adsorption bottom plate, reduce the possibility of damage when the adsorption bottom plate falls carelessly, avoid unnecessary economic loss and prolong the service life of the adsorption bottom plate, the top of the second transverse plate 7 is contacted with the bottom of the vacuum adsorption bottom plate main body 1, the bottom of the rubber pad 10 is contacted with the top of the vacuum adsorption bottom plate main body 1, the two sides of the first shell 2 are both provided with clamping grooves 11, the two sides of the second shell 3 are both provided with through holes 12, the back surfaces of the two sides of the second shell 3 are both fixedly connected with clamping blocks 13, the top of the vacuum adsorption bottom plate main body 1 is provided with an adsorption hole 14, through the setting of a plurality of absorption holes 13, the improvement of very big degree the roughness of PCB on the adsorption bottom plate, guarantee the stability of mounting to the both sides of vacuum adsorption bottom plate main part 1 all communicate there is breathing pipe 15.

The working principle is as follows: the utility model discloses when using, when the vacuum adsorption bottom plate drops carelessly, vacuum adsorption bottom plate main part 1 drives the motion of second diaphragm 7 and extrudees rubber pad 10, drive first dwang 5 and the motion of second dwang 6, through first elastic component 8, the elastic action of second elastic component 9 and cushion 10 can play fine shock attenuation guard action to vacuum adsorption bottom plate main part 1, when needs use, the first shell of pulling 2 drive draw-in groove 11 and fixture block 13 break away from, dismantle first shell 2 and second shell 3, then take out vacuum adsorption bottom plate main part 1 and use, place PCB on vacuum adsorption bottom plate main part 1, connect the suction apparatus through breathing pipe 15 and breathe in the realization vacuum adsorption to vacuum adsorption bottom plate main part 1 inside.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but 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 therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A loading vacuum adsorption bottom plate comprises a vacuum adsorption bottom plate main body (1), a first shell (2) and a second shell (3), and is characterized in that the bottoms of the inner walls of the first shell (2) and the second shell (3) are fixedly connected with three first transverse plates (4), the two sides of the top of each first transverse plate (4) are rotatably connected with first rotating rods (5), one ends of the first rotating rods (5) far away from the first transverse plates (4) are rotatably connected with second rotating rods (6), one ends of the second rotating rods (6) far away from the first rotating rods (5) are rotatably connected with second transverse plates (7), one sides of the first transverse plates (4) and the second transverse plates (7) opposite to each other are fixedly connected with first elastic pieces (8), and one sides of the first rotating rods (5) and the second rotating rods (6) opposite to each other are fixedly connected with second elastic pieces (9), rubber pads (10) are arranged at the tops of the inner walls of the first shell (2) and the second shell (3).

2. The vacuum adsorption bottom plate for die bonding according to claim 1, wherein the top of the second horizontal plate (7) is in contact with the bottom of the vacuum adsorption bottom plate body (1), and the bottom of the rubber mat (10) is in contact with the top of the vacuum adsorption bottom plate body (1).

3. The vacuum adsorption bottom plate for chip mounting according to claim 1, wherein the first shell (2) is provided with a clamping groove (11) at both sides.

4. The vacuum adsorption bottom plate for die bonding according to claim 1, wherein the through holes (12) are formed on both sides of the second housing (3), and the clamping blocks (13) are fixedly connected to the back surfaces of both sides of the second housing (3).

5. The vacuum adsorption bottom plate for die bonding according to claim 1, wherein the top of the vacuum adsorption bottom plate main body (1) is provided with an adsorption hole (14), and both sides of the vacuum adsorption bottom plate main body (1) are communicated with air suction pipes (15).