Detachable four-point positioning film grabbing mechanism

Abstract

The utility model discloses a detachable four-point positioning film grabbing mechanism which comprises an installation table, a plurality of air cylinders are arranged on the installation table in a sliding mode, and telescopic rods of the air cylinders penetrate out of first installation holes formed in the installation table and then are connected with a suction cup assembly arranged below the installation table. The suction cup assembly can be driven by the air cylinder to move up and down. An air extracting pump is further arranged on the upper surface of the mounting table, and an air extracting opening of the air extracting pump communicates with an air sucking opening formed in the suction cup through an air extracting pipeline. The film grabbing device can adapt to grabbing of films of different sizes by adjusting the positions of the air cylinders and replacing the suction cups, and positioning grabbing of the films is achieved by arranging the multiple air cylinders, so that the films are effectively prevented from being wrinkled or damaged in the grabbing process; an air pump is arranged to provide negative pressure to realize negative pressure suction of the film; the air cylinder drives the suction cup to move up and down in the vertical direction. The structure is simple, the air extracting process of the air extracting pump is convenient to operate, and the suction effect of the suction cup is good.

Description

Technical Field

[0001] The utility model belongs to the technical field of film processing, and in particular relates to a detachable four-point positioning film grabbing mechanism. Background Art

[0002] Thin film materials are widely used in electronics, machinery, printing and other industries. Among them, the coating of electronic semiconductor functional devices is a major application field of thin films. During the production process of thin films, the films need to be transferred and packaged. If traditional manual access and transfer methods are used, it will be time-consuming and labor-intensive, and ultimately lead to low grasping and transfer efficiency. The existing mechanical film grasping mechanism has the following defects: complex structure, high cost, and difficulty in adapting to the grasping of films of different sizes; when grasping the film, it will cause corrugations or wrinkles to appear on the film, affecting the later application of the film. Therefore, it is urgently needed to be improved. Summary of the invention

[0003] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a detachable four-point positioning film grabbing mechanism.

[0004] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0005] A detachable four-point positioning film grabbing mechanism comprises a mounting platform, on which a plurality of cylinders are slidably arranged, and telescopic rods of the cylinders are connected to a suction cup assembly arranged below the mounting platform after passing through a first mounting hole provided on the mounting platform, and the suction cup assembly can move up and down under the drive of the cylinders;

[0006] An air pump is also provided on the upper surface of the mounting platform, and an air suction port of the air suction pump is connected with an air suction port provided on the suction cup assembly through an air suction pipeline.

[0007] The utility model also has the following technical features:

[0008] Specifically, a plurality of the first mounting holes are provided on the mounting platform at equal intervals along the length direction.

[0009] Furthermore, the number of the cylinders is four, and the four cylinders are symmetrically arranged in pairs on both sides of the mounting platform.

[0010] Furthermore, the suction cup assembly includes a connecting section and a suction cup, the side wall of the connecting section is provided with the suction port, and a first inner cavity is arranged in the connecting section; a second inner cavity connected to the first inner cavity is arranged in the suction cup; the second inner cavity has a large diameter end face and a small diameter end face, and the large diameter end face forms the end face of the adsorption film.

[0011] Furthermore, a second mounting hole is provided on the mounting platform, and the air extraction pipe is passed through the second mounting hole.

[0012] Furthermore, the bottom end of the telescopic rod is detachably connected to a first fixing block, and the first fixing block is detachably connected to the connecting section via a second fixing block.

[0013] Furthermore, a pressure gauge is provided on the air extraction pipeline.

[0014] Compared with the prior art, the utility model has the following technical effects:

[0015] The utility model has an adjustable cylinder on the mounting table, which can adapt to films of different sizes by adjusting the position of the cylinder and replacing the suction cup. The film can be positioned and grasped at the four corners, which can effectively avoid wrinkles or damage to the film during the grasping process. The set vacuum pump provides negative pressure to achieve negative pressure attraction of the film. The suction cup is driven by the cylinder to move vertically up and down. The structure is simple, the vacuum pump is easy to operate during the vacuum process, and the suction cup has a good adsorption effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a bottom view of the local structure of Example 1.

[0018] The meaning of each number in the figure is:

[0019] 1-mounting table, 2-cylinder, 3-suction cup assembly, 4-vacuum pump, 5-vacuum pipeline, 6-first fixed block, 7-second fixed block, 8-pressure gauge, 9-film; 11-first mounting hole, 12-second mounting hole; 21-telescopic rod; 31-connecting section, 32-suction cup.

[0020] The specific contents of the utility model are further explained in detail below in conjunction with the embodiments. DETAILED DESCRIPTION

[0021] It should be noted that, unless otherwise specified, all components and devices in the present invention are components and devices known in the prior art.

[0022] The terms "upper", "lower", "front", "rear", "top", "bottom", etc. used in the present invention to indicate directions or positional relationships are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operate in a specific direction. "Inside" and "outside" refer to the inside and outside of the contour of the corresponding components, and the above terms cannot be understood as limitations on the present invention.

[0023] In addition, the terms "first", "second", etc. are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include one or more of the features.

[0024] In the present invention, unless otherwise stated, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, or a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0025] The following are specific embodiments of the present invention. It should be noted that the present invention is not limited to the following specific embodiments, and all equivalent changes made on the basis of the technical solution of the present application fall within the protection scope of the present invention.

[0026] Embodiment 1:

[0027] Following the above technical solution, Figure 1 to Figure 2 As shown, this embodiment provides a detachable four-point positioning film grabbing mechanism, including a mounting platform 1, and four cylinders 2 are arranged on the upper surface of the mounting platform 1. The four cylinders 2 are symmetrically arranged in pairs and are respectively located at the four corners of the mounting platform 1. The telescopic rod 21 of each cylinder 2 passes through the first mounting hole 11 opened on the mounting platform 1, that is, the telescopic rod 21 passes through the mounting platform 1 and is then connected to the suction cup assembly 3 arranged below the mounting platform 1. The suction cup assembly 3 can move up and down in the vertical direction driven by the cylinder 2; an air pump 4 is also arranged on the upper surface of the mounting platform 1, and the air suction port of the air pump 4 is connected with the air suction port opened on the suction cup assembly 3 through the air suction pipe 5. The air pump 4 is used to extract the air in the suction cup assembly 3, and finally provide a negative pressure environment for the suction cup assembly 3, so that the suction cup assembly 3 is firmly adsorbed on the upper surface of the film. After the film adsorption is completed, the position can be transferred with the help of the transport structure arranged above the cylinder 2.

[0028] As a preferred solution of this embodiment, a plurality of first mounting holes 11 are provided at equal intervals along the length direction on the mounting platform 1. The plurality of first mounting holes 11 are arranged in a straight line. The purpose of providing the plurality of first mounting holes 11 is to change the shape formed by the intersection of the central axis of the four suction cup assemblies and the same horizontal plane, such as a rectangle, a square or a trapezoid, so that the gripping mechanism has better applicability to the film shape.

[0029] As a preferred solution of this embodiment, the suction cup assembly 3 includes a connecting section 31 and a suction cup 32, the side wall of the connecting section 31 is provided with an air suction port, and a first inner cavity is arranged in the connecting section 31; a second inner cavity connected to the first inner cavity is arranged in the suction cup 32, and the second inner cavity has a large diameter end face and a small diameter end face, and the large diameter end face forms the end face of the adsorption film.

[0030] In this embodiment, the suction cup is in a trumpet shape as a whole, and its cross section is circular.

[0031] As a preferred solution of this embodiment, a second mounting hole 12 is further opened on the mounting platform 1, and the exhaust pipe 5 is inserted into the second mounting hole 12. The exhaust pipe 5 includes a first exhaust pipe unit and a second exhaust pipe unit which are connected to each other. The first exhaust pipe unit is a plastic hard pipe, and the second exhaust pipe unit is a plastic hose. The first exhaust pipe and the second exhaust pipe are connected by means of a pipe joint.

[0032] As a preferred solution of this embodiment, the bottom end of the telescopic rod 21 is detachably connected to a first fixing block 6, the first fixing block 6 is connected to the connecting section 31 via a second fixing block 7, the first fixing block 6 and the second fixing block 7 are connected by means of bolts, and the second fixing block is fixed to the top of the connecting section 31. This detachable connection structure is conducive to replacing the suction cup assembly 3.

[0033] As a preferred solution of this embodiment, a pressure gauge 8 is provided on the air extraction pipeline 5, and the gas pressure in the air extraction pipeline 5 can be monitored in real time by means of the pressure gauge.

[0034] When the utility model is in use:

[0035] When in use, start the cylinder 2 to extend the telescopic rod 21, driving the suction cup assembly 3 to move downward, so that the large diameter end of the suction cup fits with the upper surface of the film 9. The four cylinders correspond to the four corners of the film 9 respectively, and then the air is pumped through the vacuum pump to generate negative pressure in the second inner cavity to adsorb the film 9. Then the telescopic rod 21 contracts, driving the suction cup assembly 3 to move upward to grab the film 9.

[0036] The preferred embodiments of the present invention are described in detail above in conjunction with the accompanying drawings. However, the present invention is not limited to the specific details in the above embodiments. Within the technical concept of the present invention, the technical solution of the present invention can be subjected to a variety of simple modifications, and these simple modifications all belong to the protection scope of the present invention.

[0037] In addition, various embodiments of the present invention may be arbitrarily combined, and as long as they do not violate the concept of the present invention, they should also be regarded as the contents disclosed by the present invention.

Claims

1. A detachable four-point positioning film grabbing mechanism, comprising a mounting platform (1), characterized in that: A plurality of cylinders (2) are arranged on the mounting platform (1), and a telescopic rod (21) of each cylinder (2) passes through a first mounting hole (11) provided on the mounting platform (1) and is connected to a suction cup assembly (3) arranged below the mounting platform (1), and the suction cup assembly (3) can move up and down under the drive of the cylinder (2); An air pump (4) is also provided on the upper surface of the mounting platform (1), and the air suction port of the air pump (4) is connected to the air suction port provided on the suction cup assembly (3) via an air suction pipeline (5).

2. The detachable four-point positioning film grabbing mechanism according to claim 1, characterized in that: The mounting platform (1) is provided with a plurality of first mounting holes (11) at equal intervals along the length direction.

3. The detachable four-point positioning film grabbing mechanism according to claim 1, characterized in that: The number of the cylinders (2) is four, and the four cylinders (2) are symmetrically arranged in pairs on both sides of the mounting platform (1).

4. The detachable four-point positioning film grabbing mechanism according to claim 1, characterized in that: The suction cup assembly (3) comprises a connecting section (31) and a suction cup (32); the connecting section (31) has a side wall provided with the suction port, and the connecting section (31) is provided with a first inner cavity; the suction cup (32) is provided with a second inner cavity connected to the first inner cavity; the second inner cavity has a large-diameter end face and a small-diameter end face, and the large-diameter end face forms the end face of the adsorption film.

5. The detachable four-point positioning film grabbing mechanism according to claim 1, characterized in that: The mounting platform (1) is also provided with a second mounting hole (12), and the air extraction pipeline (5) is passed through the second mounting hole (12).

6. The detachable four-point positioning film grabbing mechanism according to claim 4, characterized in that: The bottom end of the telescopic rod (21) is detachably connected to a first fixing block (6), and the first fixing block (6) is detachably connected to the connecting section (31) via a second fixing block (7).

7. The detachable four-point positioning film grabbing mechanism according to claim 1, characterized in that: The air extraction pipeline (5) is provided with a pressure gauge (8).

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