CN209851648U - Pressurization and pressure maintaining jig - Google Patents

Abstract

The utility model discloses a pressurize tool pressurizes, include: frame, increased pressure plate, gasbag and charging connector, along four C type cavities that link up are seted up to the inner wall circumference of frame, the increased pressure plate has four, all is the I shape, and respectively with C type cavity cooperation one by one is connected, the gasbag is arranged in C type cavity is located the rear side of increased pressure plate, the charging connector is installed on the frame, and the cavity of charging connector with the gasbag intercommunication is followed as outside gas the charging connector fills during the gasbag, the gasbag inflation will the increased pressure plate is pushed to the periphery of LED concatenation screen and is further compressed tightly LED concatenation screen four sides part rubber coating. In this way, the utility model discloses use the gasbag to replace the screw and carry out the application of force to the increased pressure board to it is even to make the increased pressure board apply the pressure of LED concatenation screen four sides rubber coating part, can improve product machining precision, can realize the operation through aerifing the gasbag simultaneously, also can improve product machining efficiency.

Description

Pressurization and pressure maintaining jig

Technical Field

The utility model relates to a LED screen processing technology field especially relates to a pressurization pressurize tool.

Background

Four sides need gluing and pressure maintaining in the manufacturing process of the LED spliced screen, a special jig is generally adopted to pressurize the gluing part of the four sides of the LED spliced screen, as shown in fig. 1 and fig. 2, the existing jig comprises an outer frame 10, a pressure plate 20 and a plurality of screws 30, the screws 30 are screwed into screw holes in the outer frame 10, the pressure plate 20 is applied by the adjusting screws 30 in the pressurizing process, the pressure plate 20 is pushed to the four sides of the LED spliced screen, and then the pressure plate pressurizes the gluing part of the four sides, therefore, the jig needs to be adjusted one by adopting the jig, the assembling and disassembling speed of the jig is low, the processing efficiency is low, particularly, the pressure of the gluing part of the four sides by the pressure plate 20 is applied by the screwing force of the screws 30, the number of pressurizing points is large, the pressurizing force is uneven, and the product is easy.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the main technical problem who solves provides a pressurization pressurize tool, can solve the above-mentioned defect that current tool exists.

In order to solve the technical problem, the utility model discloses a technical scheme be: provided is a pressurizing and pressure maintaining jig, including: frame, increased pressure plate, gasbag and charging connector, along four C type cavities that link up are seted up to the inner wall circumference of frame, the increased pressure plate has four, all is the I shape, and respectively with C type cavity cooperation one by one is connected, the gasbag is arranged in C type cavity is located the rear side of increased pressure plate, the charging connector is installed on the frame, and the cavity of charging connector with the gasbag intercommunication is followed as outside gas the charging connector fills during the gasbag, the gasbag inflation will the increased pressure plate is pushed to the periphery of LED concatenation screen and is further compressed tightly LED concatenation screen four sides part rubber coating.

In a preferred embodiment of the present invention, the pressing plates each include an a-side surface and a B-side surface, the a-side surface is disposed in the C-shaped cavity, and the B-side surface is disposed outside the C-shaped cavity and parallel to the periphery of the LED splicing screen.

In a preferred embodiment of the present invention, the air bags are four in number, all have a rectangular shape, and are installed in the C-shaped cavity in a one-to-one correspondence, and are respectively located at the rear side of the a-end surface of the pressurizing plate.

In a preferred embodiment of the present invention, four inflation nozzles are respectively installed on the peripheral edge of the outer frame and are in one-to-one communication with the four air bags.

In a preferred embodiment of the present invention, the air bag has a ring shape, and is embedded in four through C-shaped cavities and located behind the end surface a of the pressing plate.

In a preferred embodiment of the present invention, the number of the inflating valves is 1, and the inflating valves are installed on the outer frame and communicate with the airbag.

The utility model has the advantages that: the utility model discloses use the gasbag to replace the screw and carry out the application of force to the increased pressure board to the pressure that makes the increased pressure board apply to LED concatenation screen four sides rubber coating part is even, and then can improve product machining precision, aerifys simultaneously through the gasbag and can realize the operation, need not adjusting screw one by one, makes tool loading and unloading convenient, thereby also can improve product machining efficiency.

Drawings

FIG. 1 is a schematic structural diagram of a conventional jig;

FIG. 2 is an enlarged view at A shown in FIG. 1;

fig. 3 is a schematic structural view of a preferred embodiment of a pressure maintaining jig of the present invention;

FIG. 4 is a sectional view taken along line A-A of FIG. 3;

FIG. 5 is an enlarged view at B shown in FIG. 3;

the parts in the drawings are numbered as follows: 1. the air bag comprises an outer frame, 11, a C-shaped cavity, 2, a pressurizing plate, 21, an end surface A, 22, an end surface B, 3, an air bag, 4 and an inflating nozzle.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 3-5, an embodiment of the present invention includes:

a pressurization and pressure maintaining jig comprises: the outer frame 1, the pressure plate 2, the air bag 3 and the inflating nozzle 4 are provided with four through C-shaped concave cavities 11 along the circumferential direction of the inner wall of the outer frame 1, the pressure plate 2 is provided with four pressure plates which are all in an I shape, and are respectively connected with the C-shaped cavities 11 in a one-to-one matching way, specifically, the pressure plates 2 respectively comprise an A end surface 21 and a B end surface 22, the end surfaces A21 are correspondingly clamped in the C-shaped concave cavities 11 one by one, the end surfaces B22 are respectively positioned outside the C-shaped concave cavities 11 and are parallel to the periphery of the LED spliced screen, the air bag 3 is arranged in the C-shaped concave cavity 11 and is positioned at the rear side of the pressurizing plate 2, the inflating nozzle 4 is arranged on the outer frame 1, and the cavity of the inflating nozzle 4 is communicated with the air bag 3, when in use, external air is inflated into the air bag 3 through the inflating nozzle 4, and expanding the air bag 3 to push the pressurizing plate 2 to the periphery of the LED spliced screen so as to press the gluing parts on the four sides of the LED spliced screen.

In this embodiment, four air bags 3 are all in a strip shape, are installed in the C-shaped concave cavity 11 in a one-to-one correspondence manner, and are respectively located on the rear side of the end face 21 a of the pressurizing plate, and when the air bags 3 are inflated and expanded, the air bag walls are in contact with the end face a to push the pressurizing plate 2 to the edge of the LED splicing screen.

Preferably, four inflation nozzles 4 are respectively installed on the peripheral edges of the outer frame 1 and are communicated with the four air bags 3 one by one, during processing, the four inflation nozzles 4 are connected to an external air source, and external air simultaneously inflates the four inflation nozzles 4, so that the four air bags 3 are simultaneously inflated to apply force to the pressurizing plate 2.

In another embodiment, the airbag 3 may be formed in a ring shape and fitted into the four through C-shaped cavities 11 at the rear side of the end surface 21 of the pressurizing plate a. At this time, only one inflating nozzle 4 needs to be installed on the outer frame 1, so that the inflating nozzle 4 is communicated with the air bag 3, and during processing, one inflating nozzle 4 is inflated, so that the operation can be realized, and the operation is simpler and more convenient.

The utility model discloses a pressurization pressurize tool, dismouting convenient to use adopts the gasbag to replace the screw, the messenger applies the power on the increased pressure board even, and then makes the increased pressure board even to LED concatenation screen rubber coating part all around pressure, add man-hour, can also the accurate control increased pressure board to LED concatenation screen rubber coating part's dwell time all around, after the pressurize, open the charging connector again make gaseous from the gasbag discharge can, replace and carry out the mode that pressurizes through adjusting screw one by one now, also can effectively improve product machining efficiency.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the products of the present invention are usually placed when used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element to which the term refers must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims (6)

1. The utility model provides a pressurization pressurize tool which characterized in that includes: frame, increased pressure plate, gasbag and charging connector, along four C type cavities that link up are seted up to the inner wall circumference of frame, the increased pressure plate has four, all is the I shape, and respectively with C type cavity cooperation one by one is connected, the gasbag is arranged in C type cavity is located the rear side of increased pressure plate, the charging connector is installed on the frame, and the cavity of charging connector with the gasbag intercommunication is followed as outside gas the charging connector fills during the gasbag, the gasbag inflation will the increased pressure plate is pushed to the periphery of LED concatenation screen and is further compressed tightly LED concatenation screen four sides part rubber coating.

2. The pressurization and pressure maintaining jig according to claim 1, wherein the pressurization plates each comprise an A end surface and a B end surface, the A end surface is disposed in the C-shaped cavity, and the B end surface is disposed outside the C-shaped cavity and parallel to the periphery of the LED spliced screen.

3. The jig for pressing and maintaining pressure as claimed in claim 2, wherein the air bags are four in shape, are all in a strip shape, are installed in the C-shaped cavities in a one-to-one correspondence, and are respectively located at the rear side of the a end face of the pressing plate.

4. The jig for pressure maintaining and pressurizing of claim 3, wherein four inflating nozzles are respectively installed on the peripheral edges of the outer frame and are in one-to-one communication with the four air bags.

5. The jig for pressing and maintaining pressure as claimed in claim 1, wherein one of the air bags is annular and is fitted into four through C-shaped cavities and located behind the end surface of the pressing plate a.

6. The jig for applying pressure and maintaining pressure as claimed in claim 5, wherein the number of the inflating nozzles is 1, and the inflating nozzles are installed on the outer frame and communicate with the air bag.