CN220418764U

CN220418764U - Multidirectional air pressure film detection device

Info

Publication number: CN220418764U
Application number: CN202322081105.1U
Authority: CN
Inventors: 涂恩赐; 李育鑫; 郑敏成; 黄艳
Original assignee: Zhangzhou Enci Plastic Products Co ltd
Current assignee: Zhangzhou Enci Plastic Products Co ltd
Priority date: 2023-08-04
Filing date: 2023-08-04
Publication date: 2024-01-30
Anticipated expiration: 2033-08-04

Abstract

The utility model relates to the technical field of film production, and discloses a multidirectional air pressure film detection device, which structurally comprises a support frame, a vacuum pump, a round cavity, a mounting frame and a clamping device, and has the beneficial effects that: the comma board is driven in the flexible of telescopic link and rotates with a gear that is connected with it, with the help of the gear engagement between gear and the gear, can make the gear carry out the rotation of opposite direction along with gear, thereby it can clamp the motion to drive the clamp block of installing, press from both sides the film, then seal the film with the contact of sealing rubber ring and film, prevent that the atmospheric pressure in the round cavity from leaking, the material of rubber can avoid the film to appear damaging simultaneously, then through the pneumatic junction valve, can be connected with the gas phase of outside multiple different atmospheric pressures, make can carry out the different gas of multidirectional multichannel filling in order to detect the gas tightness of film under different atmospheric pressures in the round cavity.

Description

Multidirectional air pressure film detection device

Technical Field

The utility model relates to the technical field of film production, in particular to a multidirectional air pressure film detection device.

Background

Along with the continuous development of the technology level, the application of film materials is more and more extensive, the analysis demands on the structure, the property, the performance and the like of the film materials are more and more, flexible packaging materials such as plastic films, thin sheets and the like are widely applied to industrial and agricultural applications of various daily packages such as foods, medicines and the like, the air permeability of the films and the thin sheets directly influences the packaging quality, in the production and the application of the films and the thin sheets, the detection of the air permeability and the air tightness is required to be tested, a film detection device generally comprises a sample chamber and a sample table, a film sample is arranged on the sample table and is positioned in the sample chamber, the sample chamber and the sample table enclose to form a cavity, the air tightness of the film is detected after the cavity is vacuumized through a vacuum system, but the current detection device cannot detect the air tightness of the films with different air pressure intensities simultaneously, the air tightness of the test gas is required to be replaced manually, and the detection efficiency is reduced.

Disclosure of Invention

1. Technical problem to be solved by the utility model

Aiming at the problems existing in the prior art, the utility model aims to provide a multi-directional air pressure film detection device which has the function of detecting the air tightness of films with multi-directional air pressures under different air pressures.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a multidirectional air pressure film detection device, its structure is including support frame, vacuum pump, round cavity, mounting bracket, clamping device, the bottom of support frame is equipped with the vacuum pump, round cavity is installed to the top symmetry of support frame, clearance fit has the mounting bracket on the support frame, clamping device is installed to the symmetry on the mounting bracket.

As optimization, the support frame is including spout, locating part, the spout has been seted up on the support frame, spout and mounting bracket sliding fit, install the locating part on the support frame.

As optimization, the round cavity comprises air pressure connecting valves and vacuum pumping pipes, the air pressure connecting valves are arranged on the round cavity at equal intervals on one side, the other ends of the air pressure connecting valves are respectively connected with external filling test gas, the vacuum pumping pipes are connected to opposite sides of the two round cavities, and the other ends of the vacuum pumping pipes are connected with a vacuum pump.

As the optimization, the mounting bracket is including bottom plate, slider, linking bridge, logical groove, sealing rubber ring, the bottom of bottom plate is fixed with the slider, slider and spout sliding fit, install the linking bridge on the bottom plate, install clamping device through logical groove on the linking bridge, sealing rubber ring is installed on the opposite side of linking bridge.

As the optimization, clamping device is including curb plate, a gear, comma board, no. two gears, connecting plate, clamp block, telescopic link, the curb plate symmetry is equipped with two, install a gear on the curb plate, be connected with comma board on the gear, gear engagement has No. two gears on the gear, be connected with the connecting plate on the gear, all install clamp block on connecting plate and the comma board, install the telescopic link on the comma board, the other end of telescopic link is connected with the curb plate.

As optimization, the clamping block is made of soft rubber.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

(1) According to the multidirectional air pressure film detection device, the clamping device is additionally arranged, the comma plate and the first gear connected with the comma plate are driven to rotate through the expansion of the telescopic rod, the second gear can rotate along with the first gear in the opposite direction by means of gear meshing between the first gear and the second gear, so that the clamping block arranged on the clamping device is driven to clamp the film, the film is sealed by means of contact between the sealing rubber ring and the film, air pressure in the circular cavity is prevented from leaking, and meanwhile the film is prevented from being damaged by rubber materials.

(2) According to the multidirectional air pressure film detection device, the air pressure connecting valve is additionally arranged and can be connected with various external air pressure gases, so that different gases can be filled into the circular cavity in a multidirectional multipath mode, and the air tightness of the film under different air pressures can be conveniently detected.

Drawings

FIG. 1 is a schematic diagram of a multi-directional air pressure film detection device according to the present utility model;

FIG. 2 is a schematic view of the structure of the support frame and the pneumatic connecting valve of the present utility model;

FIG. 3 is a schematic view of the structure of the mounting frame of the present utility model;

FIG. 4 is a schematic view of the combined structure of the mounting bracket and clamping device of the present utility model;

FIG. 5 is a schematic view of the structure of the clamping device of the present utility model;

FIG. 6 is a schematic view of the dynamic structure of the connection of the mounting frame and the circular cavity of the present utility model.

Reference numerals in the drawings: the vacuum pump comprises a support frame-1, a vacuum pump-2, a round cavity-3, a mounting frame-4, a clamping device-5, a sliding chute-11, a limiting piece-12, an air pressure connecting valve-31, a vacuum pumping pipe-32, a bottom plate-41, a sliding block-42, a connecting frame-43, a through groove-44, a sealing rubber ring-45, a side plate-51, a first gear-52, a comma plate-53, a second gear-54, a connecting plate-55, a clamping block-56 and a telescopic rod-57.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-6, a multi-directional air pressure film detection device structurally comprises a support frame 1, a vacuum pump 2, a round cavity 3, a mounting frame 4 and a clamping device 5, wherein the vacuum pump 2 is arranged at the bottom of the support frame 1, the round cavity 3 is symmetrically arranged above the support frame 1, the mounting frame 4 is movably matched with the support frame 1, the clamping device 5 is symmetrically arranged on the mounting frame 4, and the vacuum pump 2 can be used for exhausting air in the round cavity 3 by means of a vacuum pumping pipe 32 so that a vacuum environment is formed in the round cavity 3.

In this embodiment, the clamping device 5 is configured to drive the comma plate 53 and the first gear 52 connected with the comma plate 53 to rotate by extending and retracting the telescopic rod 57, and by means of gear engagement between the first gear 52 and the second gear 54, the second gear 54 can rotate in the opposite direction along with the first gear 52, so that the installed clamping block 56 is driven to perform clamping movement to clamp the film.

In this embodiment, support frame 1 has offered spout 11 including spout 11, locating part 12 on the support frame 1, spout 11 and mounting bracket 4 sliding fit, installs locating part 12 on the support frame 1, and the setting of above-mentioned locating part 12 can carry out spacingly to the slip of mounting bracket 4 on spout 11 for mounting bracket 4 can remove to be in the same central line department with round cavity 3 and stop.

In this embodiment, the round cavity 3 includes the pneumatic connecting valve 31, the vacuum pumping pipe 32, equidistance installs the pneumatic connecting valve 31 on the unilateral round cavity 3, the other end of pneumatic connecting valve 31 is connected with outside filling test gas respectively, one side that two round cavities 3 are opposite all is connected with the vacuum pumping pipe 32, the other end of vacuum pumping pipe 32 is connected with the vacuum pump 2, the setting of above-mentioned pneumatic connecting valve 31 can be connected with the gas phase of outside multiple different atmospheric pressure for can carry out the gas of multidirectional multichannel in to the round cavity 3 in order to detect the gas tightness of film under different atmospheric pressures.

In this embodiment, mounting bracket 4 is including bottom plate 41, slider 42, connecting frame 43, logical groove 44, sealing rubber ring 45, the bottom of bottom plate 41 is fixed with slider 42, slider 42 and spout 11 sliding fit, install connecting frame 43 on the bottom plate 41, install clamping device 5 through logical groove 44 on the connecting frame 43, install sealing rubber ring 45 on the opposite side of connecting frame 43, the setting of above-mentioned slider 42 can with spout 11 sliding fit for slider 42 can drive mounting bracket 4 and slide on support frame 1, the setting of above-mentioned sealing rubber ring 45, after clamping device 5 struts the film clamp, can seal the film with the help of sealing rubber ring 45 and the contact of film, prevent that the atmospheric pressure in the circular cavity 3 from leaking outward, the material of rubber can avoid the film to appear the damage simultaneously.

In this embodiment, the clamping device 5 includes a side plate 51, a first gear 52, a comma plate 53, a second gear 54, a connecting plate 55, a clamping block 56, and a telescopic rod 57, where the side plate 51 is symmetrically provided with two gears, the first gear 52 is installed on the side plate 51, the comma plate 53 is connected to the first gear 52, the second gear 54 is meshed with the first gear 52, the connecting plate 55 is connected to the second gear 54, the connecting plate 55 and the comma plate 53 are both installed with the clamping block 56, the telescopic rod 57 is installed on the comma plate 53, the other end of the telescopic rod 57 is connected to the side plate 51, the first gear 52 can rotate by means of power of the telescopic rod 57 and simultaneously drives the second gear 54 to rotate in opposite directions by means of gear meshing with the second gear 54, and the telescopic rod 57 can drive the comma plate 53 and the first gear 52 to rotate by means of telescopic performance of the telescopic rod 57.

In this embodiment, the clamping block 56 is a soft rubber material.

Working principle: when the film is required to be subjected to air tightness detection, the film is supported and placed on the clamping device 5 of the mounting frame 4, the expansion and contraction of the telescopic rod 57 is then driven to drive the comma plate 53 and the first gear 52 connected with the comma plate 53 to rotate, the second gear 54 can rotate in the opposite direction along with the rotation of the first gear 52 by means of gear engagement between the first gear 52 and the second gear 54, the connecting plate 55 is driven to rotate along with the second gear 52, the clamping block 56 mounted on the connecting plate is driven to perform clamping movement, the film can be clamped, after the film is clamped, the mounting frame 4 is moved between the two circular cavities 3 by means of sliding of the sliding block 42 on the sliding groove 11, the sliding of the mounting frame 4 on the sliding groove 11 is limited by means of the limiting piece 12, the mounting frame 4 can be stopped after being positioned at the same center line with the circular cavities 3, then the vacuum pump 2 is started to evacuate air in the two circular cavities 3, high-pressure air is filled in the single-side circular cavities 3 by means of the plurality of air pressure connecting valves 31, and the air tightness of the film can be detected in the same air tightness value as the low-pressure air pressure of the two circular cavities.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The multidirectional air pressure film detection device structurally comprises a support frame (1), a vacuum pump (2) arranged at the bottom of the support frame (1), a round cavity (3) arranged above the support frame (1), a mounting frame (4) in movable fit with the support frame (1) and a clamping device (5) arranged on the mounting frame (4),

the method is characterized in that: the clamping device (5) comprises a side plate (51), a first gear (52) arranged on the side plate (51), a comma plate (53) arranged on the first gear (52), a second gear (54) meshed with the first gear (52), a connecting plate (55) arranged on the second gear (54), clamping blocks (56) arranged on the connecting plate (55) and the comma plate (53) and a telescopic rod (57) arranged on the comma plate (53).

2. The multi-directional air pressure thin film detection apparatus according to claim 1, wherein: the support frame (1) comprises a chute (11) and a limiting piece (12) arranged on the support frame (1), and the chute (11) is in sliding fit with the mounting frame (4).

3. The multi-directional air pressure thin film detection apparatus according to claim 1, wherein: the round cavity (3) comprises a vacuum pumping pipe (32), air pressure connecting valves (31) are arranged on the round cavity (3) on one side at equal intervals, and the other ends of the air pressure connecting valves (31) are respectively connected with external filling test gas.

4. The multi-directional air pressure thin film detection apparatus according to claim 1, wherein: the mounting frame (4) comprises a bottom plate (41), a sliding block (42) arranged at the bottom of the bottom plate (41), a connecting frame (43) arranged on the bottom plate (41), a through groove (44) arranged on the connecting frame (43) and a sealing rubber ring (45) arranged on the opposite side of the connecting frame (43).

5. The multi-directional air pressure thin film detection apparatus according to claim 4, wherein: the vacuum pump (2) can suck air in the round cavity (3) by means of the vacuum suction pipe (32) so as to form a vacuum environment in the round cavity (3).

6. The multi-directional air pressure thin film detection apparatus according to claim 4, wherein: the sealing rubber ring (45) can be in contact with the film to seal the film, so that the air pressure in the round cavity (3) is prevented from leaking, and meanwhile, the film is prevented from being damaged by the rubber material.