Equipment for testing air permeability of packaging bag

Abstract

The utility model discloses packaging bag air permeability testing equipment which comprises a fixing frame, a first testing assembly fixedly installed on one side of the fixing frame, a fixing plate fixedly installed on one side of the fixing frame, a circular groove formed in the top of the fixing plate, a flattening assembly fixedly installed on one side of the fixing plate and a second testing assembly arranged on one side of the fixing frame. The flattening assembly comprises a fixing frame and a motor, the fixing frame is fixedly installed on one side of the fixing plate, the motor is fixedly installed on one side of the fixing frame, the output end of the motor is fixedly connected with a first gear, and one end of the first gear is fixedly connected with a first rotating roller. According to the packaging bag flattening and conveying device, the packaging bags can be flattened and conveyed, wrinkles on the surfaces of the packaging bags do not exist, normal testing cannot be affected by the wrinkles, the testing accuracy is better, the situation that air permeability is misjudged is further reduced, and unnecessary waste is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging bags, in particular to packaging bag air permeability testing equipment. Background Art

[0002] Packaging bags refer to bags used to package various items, which make it easy to transport and store goods during production and circulation, and are widely used in daily life and industrial production. Actual figures show that 80% of used plastic bags are eventually transported to garbage dumps like general garbage, and only 7% of plastics are recycled. After the production of packaging bags, their air permeability needs to be tested.

[0003] In view of the above problems, the existing packaging bag testing equipment does not have a flattening function. When there are wrinkles on the surface of the packaging bag, it will affect the effect of the air permeability test, making it easier to discard qualified packaging bags as defective products.

[0004] Therefore, the utility model provides a packaging bag air permeability testing device to solve the above problems. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a packaging bag air permeability testing device, which solves the problem that the above-mentioned existing packaging bag testing equipment has no flattening function, and when there are wrinkles on the surface of the packaging bag, the effect of the air permeability test will be affected, making it easier to discard qualified packaging bags as defective products.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: packaging bag air permeability testing equipment, including a fixed frame, a test component 1 is fixedly installed on one side of the fixed frame, a fixed plate is fixedly installed on one side of the fixed frame, a circular groove is opened on the top of the fixed plate, a flattening component is fixedly installed on one side of the fixed plate, and a test component 2 is arranged on one side of the fixed frame; the flattening component includes a fixed frame and a motor, the fixed frame is fixedly installed on one side of the fixed plate, the motor is fixedly installed on one side of the fixed frame, the output end of the motor is fixedly connected with a gear 1, one end of the gear 1 is fixedly connected with a rotating rod 1, the inner side wall of the fixed frame is connected with a rotating rod 2 through a bearing, one end of the rotating rod 2 is fixedly connected with a gear 2, and the gear 2 is meshingly connected with the gear 1.

[0007] Furthermore, a clamping assembly is provided on one side of the fixed frame, and the clamping assembly includes an electric push rod and a lifting plate. The electric push rod is fixedly installed on one side of the fixed frame, the lifting plate is fixedly connected to the output end of the electric push rod, and a pressure plate is fixedly installed on one side of the lifting plate.

[0008] By adopting the above technical solution, the packaging bag can be fixed, so that the detection effect will be better.

[0009] Furthermore, the clamping assembly also includes a base plate and a spring, wherein the base plate is arranged below the pressure plate, the spring is fixedly connected to the top of the base plate, and the top end of the spring is fixedly connected to the pressure plate.

[0010] By adopting the above technical solution, no crushing injury will occur during the fixing process.

[0011] Furthermore, the clamping assembly also includes a sliding rod, which is fixedly mounted on the top of the base plate and is slidably connected to the pressure plate.

[0012] By adopting the above technical solution, the bottom plate can slide more stably.

[0013] Furthermore, the clamping assembly also includes a limiting plate, and the limiting plate is fixedly mounted on the top end of the sliding rod.

[0014] By adopting the above technical solution, a good limiting effect can be achieved.

[0015] Furthermore, the test component 1 includes an air pump and an air blowing pipe, the air pump is fixedly installed on one side of the fixing frame, and the air blowing pipe is fixedly connected to the output end of the air pump.

[0016] By adopting the above technical solution, it is easy to detect the packaging bag, and the detection is simple and convenient.

[0017] Furthermore, the second test component includes a rotating shaft and fan blades, the rotating shaft is connected to one side of the fixing frame through a bearing, and the fan blades are fixedly connected to the side wall of the rotating shaft.

[0018] By adopting the above technical solution, it is convenient to assist the testing work and make the testing effect better.

[0019] Beneficial Effects

[0020] The utility model provides a packaging bag air permeability testing device. Compared with the prior art, it has the following beneficial effects:

[0021] 1. The packaging bag air permeability testing equipment can flatten and convey the packaging bag through the flattening component, and there will be no wrinkles on the surface of the packaging bag, and the normal test will not be affected by the wrinkles. The test accuracy will be better, and the misjudgment of air permeability will be reduced, and unnecessary waste will be reduced.

[0022] 2. The packaging bag air permeability testing equipment can fix the packaging bag during the air permeability test by means of the provided clamping assembly, so that the packaging bag will not be blown away during the test, and the clamping process has a good buffering effect to prevent the packaging bag from being indented, thereby improving the quality of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the implementation scheme of the utility model or the technical scheme in the prior art, the drawings required for use in the implementation scheme or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some implementation schemes of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0024] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0025] Figure 2 This utility model Figure 1 A magnified view of the structure at center A;

[0026] Figure 3 It is a side view of the overall structure of the utility model;

[0027] Figure 4 This utility model Figure 3 A magnified view of the structure at B in the middle.

[0028] In the figure: 1, fixed frame; 2, test component 1; 21, air pump; 22, air blowing tube; 3, fixed plate; 4, circular groove; 5, flattening component; 51, fixed frame; 52, motor; 53, gear 1; 54, rotating rod 1; 55, rotating rod 2; 56, gear 2; 6, test component 2;

[0029] 61. rotating shaft; 62. fan blade; 7. clamping assembly; 71. electric push rod; 72. lifting plate;

[0030] 73. Pressing plate; 74. Sliding rod; 75. Bottom plate; 76. Spring; 77. Limiting plate. DETAILED DESCRIPTION

[0031] It should be noted that in the description of the embodiments of the present application, the terms "front, rear", "left, right", "up, down", etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present application. The terms "install", "connect", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be a connection between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific circumstances.

[0032] The present application is further described in detail below through drawings and examples.

[0033] Reference Figure 1 to Figure 2 The embodiment of the present application provides a packaging bag air permeability test device, including a fixing frame 1, a test component 2 is fixedly installed on one side of the fixing frame 1, and the test component 2 includes an air pump 21 and an air blowing pipe 22. The air pump 21 is fixedly installed on one side of the fixing frame 1, and the air blowing pipe 22 is fixedly connected to the output end of the air pump 21. A fixing plate 3 is fixedly installed on one side of the fixing frame 1, and a circular groove 4 is opened on the top of the fixing plate 3. A flattening component 5 is fixedly installed on one side of the fixing plate 3. A test component 2 6 is arranged on one side of the fixing frame 1, and the test component 2 6 includes a rotating shaft 61 and a fan blade 62. The rotating shaft 61 is connected to one side of the fixed frame 1 through a bearing, and the fan blade 62 is fixedly connected to the side wall of the rotating shaft 61; the flattening component 5 includes a fixed frame 51 and a motor 52, the fixed frame 51 is fixedly installed on one side of the fixed plate 3, the motor 52 is fixedly installed on one side of the fixed frame 51, the output end of the motor 52 is fixedly connected to a gear 1 53, one end of the gear 1 53 is fixedly connected to a rotating rod 1 54, the inner side wall of the fixed frame 51 is connected to a rotating rod 2 55 through a bearing, one end of the rotating rod 2 55 is fixedly connected to a gear 2 56, and the gear 2 56 is meshingly connected with the gear 1 53.

[0034] During the specific implementation: first, start the motor 52 to drive the gear 1 53 to rotate, so that the gear 1 53 can drive the gear 2 56 to rotate, so that the rotating rods 2 55 and 1 54 can guide the packaging bag to the top of the fixed plate 3, and can flatten the packaging bag to prevent wrinkles on its surface, which will also be helpful for the subsequent air permeability test. Then start the air pump 21 to blow air into the packaging bag through the blowing pipe 22. When the air permeability of the packaging bag is qualified, the fan blades 62 and the rotating shaft 61 will be driven to rotate by the wind blown by the blowing pipe 22 to detect the air permeability of the packaging bag.

[0035] Reference Figures 1 to 4In one aspect of the present embodiment, a clamping assembly 7 is provided on one side of the fixing frame 1, and the clamping assembly 7 includes an electric push rod 71 and a lifting plate 72. The electric push rod 71 is fixedly installed on one side of the fixing frame 1, and the lifting plate 72 is fixedly connected to the output end of the electric push rod 71. A pressing plate 73 is fixedly installed on one side of the lifting plate 72. The clamping assembly 7 also includes a bottom plate 75 and a spring 76. The bottom plate 75 is arranged below the pressing plate 73, and the spring 76 is fixedly connected to the top of the bottom plate 75. The top of the spring 76 is fixedly connected to the pressing plate 73. The clamping assembly 7 also includes a sliding rod 74, which is fixedly installed on the top of the bottom plate 75. The sliding rod 74 is slidably connected to the pressing plate 73. The clamping assembly 7 also includes a limit plate 77, which is fixedly installed on the top of the sliding rod 74.

[0036] During specific implementation: starting the electric push rod 71 can drive the lifting plate 72 to move downward, so that the lifting plate 72 can drive the bottom plate 75 to contact the packaging bag through the pressing plate 73, and then the bottom plate 75 will squeeze the spring 76 to contract, so that the bottom plate 75 can slide upward through the sliding rod 74, so that the bottom plate 75 can fix the packaging bag, so that the packaging bag will not move around during the test, which will also be helpful for its testing work.

[0037] All electrical equipment in this solution are powered by an external power supply.

[0038] Working principle: first, start the motor 52 to drive the gear 1 53 to rotate, so that the gear 1 53 can drive the gear 2 56 to rotate, so that the rotating rod 2 55 and the rotating rod 1 54 can guide the packaging bag to the top of the fixed plate 3, and then start the air pump 21 to blow air into the packaging bag through the blowing pipe 22. When the air permeability of the packaging bag is qualified, the fan blades 62 and the rotating shaft 61 will be driven to rotate by the wind blown by the blowing pipe 22.

[0039] Starting the electric push rod 71 can drive the lifting plate 72 to move downward, so that the lifting plate 72 can drive the bottom plate 75 to contact the packaging bag through the pressing plate 73, and then the bottom plate 75 will squeeze the spring 76 to contract, so that the bottom plate 75 can slide upward through the sliding rod 74, so that the bottom plate 75 can fix the packaging bag.

[0040] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0041] Although the embodiments of the present application have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present application, and that the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A packaging bag air permeability testing device, comprising a fixing frame (1), characterized in that: A test component 1 (2) is fixedly mounted on one side of the fixing frame (1), a fixing plate (3) is fixedly mounted on one side of the fixing frame (1), a circular groove (4) is provided on the top of the fixing plate (3), a flattening component (5) is fixedly mounted on one side of the fixing plate (3), and a test component 2 (6) is arranged on one side of the fixing frame (1); The flattening assembly (5) comprises a fixed frame (51) and a motor (52), wherein the fixed frame (51) is fixedly mounted on one side of the fixed plate (3), and the motor (52) is fixedly mounted on one side of the fixed frame (51). The output end of the motor (52) is fixedly connected to a gear 1 (53), and one end of the gear 1 (53) is fixedly connected to a rotating rod 1 (54). The inner side wall of the fixed frame (51) is connected to a rotating rod 2 (55) via a bearing, and one end of the rotating rod 2 (55) is fixedly connected to a gear 2 (56), and the gear 2 (56) is meshingly connected to the gear 1 (53).

2. The packaging bag air permeability testing equipment according to claim 1, characterized in that: A clamping assembly (7) is provided on one side of the fixing frame (1), and the clamping assembly (7) comprises an electric push rod (71) and a lifting plate (72). The electric push rod (71) is fixedly mounted on one side of the fixing frame (1), the lifting plate (72) is fixedly connected to an output end of the electric push rod (71), and a pressing plate (73) is fixedly mounted on one side of the lifting plate (72).

3. The packaging bag air permeability testing equipment according to claim 2, characterized in that: The clamping assembly (7) further comprises a base plate (75) and a spring (76), wherein the base plate (75) is arranged below the pressure plate (73), and the spring (76) is fixedly connected to the top of the base plate (75), and the top end of the spring (76) is fixedly connected to the pressure plate (73).

4. The packaging bag air permeability testing equipment according to claim 3, characterized in that: The clamping assembly (7) further comprises a sliding rod (74), wherein the sliding rod (74) is fixedly mounted on the top of the bottom plate (75), and the sliding rod (74) is slidably connected to the pressing plate (73).

5. The packaging bag air permeability testing equipment according to claim 4, characterized in that: The clamping assembly (7) further comprises a limiting plate (77), wherein the limiting plate (77) is fixedly mounted on the top end of the sliding rod (74).

6. The packaging bag air permeability testing equipment according to claim 1, characterized in that: The test component 1 (2) comprises an air pump (21) and an air blowing pipe (22); the air pump (21) is fixedly mounted on one side of the fixed frame (1); and the air blowing pipe (22) is fixedly connected to an output end of the air pump (21).

7. The packaging bag air permeability testing equipment according to claim 1, characterized in that: The second test component (6) comprises a rotating shaft (61) and a fan blade (62); the rotating shaft (61) is connected to one side of the fixing frame (1) via a bearing; and the fan blade (62) is fixedly connected to the side wall of the rotating shaft (61).

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