Device for rapidly detecting sealing performance of flexible package

Abstract

The utility model discloses a device for rapidly detecting the leakproofness of a flexible package, which relates to the technical field of detection of the leakproofness of the flexible package and comprises a fixed pressurizing assembly, the fixed pressurizing assembly comprises a hydraulic rod, the hydraulic rod is arranged on a box body, a moving rod is arranged at the output end of the hydraulic rod, a conical block is arranged on the moving rod, and a fixed box is arranged on the box body. A supporting block and a rotating assembly are installed in the fixing box, the rotating assembly comprises a rotating motor, the rotating motor is arranged on one side of the box body, a screw rod is installed at the output end of the rotating motor, a connecting plate is installed in the box body, a screw block is slidably installed in the connecting plate, a first rotating rod is installed on the screw block, and a connecting rod is rotatably installed on the first rotating rod; through the arrangement of the fixed pressurizing assembly and the rotating assembly, the flexible package can be fixed, the flexible package is prevented from floating on the water surface when entering water, the air tightness detection result is not influenced, the flexible package can be completely immersed in the water, and the air tightness condition of the flexible package can be judged according to the existence of bubbles generated in the water.

Description

Technical Field

[0001] The utility model relates to the technical field of detecting the sealing performance of flexible packages, and particularly relates to a device for quickly detecting the sealing performance of flexible packages. Background Art

[0002] A flexible package refers to a package whose container shape can change after filling or removing the contents. All kinds of bags, boxes, sleeves, envelopes, etc. made of paper, aluminum foil, fiber, plastic film and their composites belong to flexible packages.

[0003] During the production process of flexible packages, detecting the sealing performance of flexible packages is a very important operation. However, the existing methods for detecting the sealing performance of flexible packages generally place the packaged articles with liquid on white filter paper, or evacuate the outside to create an internal and external pressure difference. Then observe whether there is liquid seepage on the filter paper. After the experiment, the filter paper can be wiped on the surface of the sample to see if there is liquid seepage. This method is time-consuming and the steps are relatively complex. Therefore, a device for quickly detecting the sealing performance of flexible packages that is time-saving and has simple steps is needed. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a device for quickly detecting the sealing performance of flexible packages to solve the problems raised in the above background art.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A device for quickly detecting the sealing performance of flexible packages, including a box body, and a water tank is installed on one side of the box body;

[0006] A fixed pressurizing component, the fixed pressurizing component includes a hydraulic rod, the hydraulic rod is arranged on the box body, a moving rod is installed at the output end of the hydraulic rod, a conical block is installed on the moving rod, a fixed box is installed on the box body, a supporting block is installed in the fixed box, a cross bar is installed in the fixed box, a first fixing rod is installed on the cross bar, a spring is installed on the supporting block, the other end of the spring is installed on the first fixing rod, a first connecting column is installed on the first fixing rod, a second fixing rod is installed on the cross bar, the second fixing rod is installed in the first fixing rod, a second connecting column is installed on the second fixing rod, and a fixing plate is installed on the first fixing rod;

[0007] A rotating component, the rotating component includes a rotating motor, the rotating motor is arranged on one side of the box body, a screw rod is installed at the output end of the rotating motor, a connecting plate is installed in the box body, a threaded block is slidably installed in the connecting plate, a first rotating rod is installed on the threaded block, a connecting rod is rotatably installed on the first rotating rod, a connecting block is installed at the bottom of the fixed box, a second rotating rod is rotatably installed on the connecting block, and the connecting rod is rotatably installed on the second rotating rod.

[0008] Preferably, a limit block is installed on the cross bar, and the limit block is installed on one side of the fixed box.

[0009] Preferably, a limit hole is formed in the first fixing rod, and the cross bar is slidably installed in the limit hole.

[0010] Preferably, a support rod is installed on the fixed box, and the first fixing rod and the second fixing rod are respectively installed on the support rod.

[0011] Preferably, there are two fixing plates, and anti-slip pads are installed on both of the two fixing plates.

[0012] Preferably, a rotating shaft is installed on the water tank, a connecting bar is installed at the bottom of the fixed box, and the connecting bar is rotatably installed on the rotating shaft.

[0013] Preferably, a sliding hole is formed in the connecting plate, and the first rotating rod is slidably installed in the sliding hole.

[0014] The beneficial effects of the present utility model are:

[0015] In the present utility model, through the setting of the fixed pressurizing assembly, the soft package filled with gas is placed between the two anti-slip pads, the hydraulic rod is started, the hydraulic rod drives the moving rod to move, the moving rod drives the first fixing rod and the second fixing rod to move, and the simultaneous movement of the first fixing rod and the second fixing rod drives the two fixing plates to approach each other, so that the soft package can be fixed, preventing the soft package from floating on the water surface when entering the water and affecting the result of the airtightness detection.

[0016] In the present utility model, through the setting of the rotating assembly, the rotating motor is started, the rotating motor drives the screw rod to rotate, the screw rod drives the fixed box to rotate, and the fixed box drives the two fixing plates to rotate into the water, so that the soft package can be completely immersed in the water, and the airtightness of the soft package can be judged by the presence or absence of bubbles generated in the water. Description of the Drawings

[0017] Figure 1 is a three-dimensional structural schematic diagram of a device for quickly detecting the sealing performance of a soft package proposed by the present utility model;

[0018] Figure 2 is a three-dimensional structural schematic diagram of another direction of a device for quickly detecting the sealing performance of a soft package proposed by the present utility model;

[0019] Figure 3 is a cross-sectional structural schematic diagram of a device for quickly detecting the sealing performance of a soft package proposed by the present utility model;

[0020] Figure 4 is a structural schematic diagram of the first rotating rod, the sliding hole and other structures of a device for quickly detecting the sealing performance of a soft package proposed by the present utility model.

[0021] In the figure: 1, box body; 2, water tank; 31, hydraulic rod; 32, moving rod; 33, conical block; 34, fixed box; 35, support block; 36, cross bar; 37, first fixing rod; 38, spring; 39, first connecting column; 310, second fixing rod; 311, second connecting column; 312, fixing plate; 313, limiting block; 314, limiting hole; 315, support rod; 316, anti-slip pad; 41, rotating motor; 42, screw rod; 43, connecting plate; 44, screw block; 45, first rotating rod; 46, connecting rod; 47, connecting block; 48, second rotating rod; 49, rotating shaft; 410, connecting strip; 411, sliding hole. Specific implementation mode

[0022] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments.

[0023] Embodiment 1:

[0024] As Figures 1-4 shown, this embodiment provides a device for quickly detecting the sealing performance of flexible packaging, including a box body 1, and a water tank 2 is installed on one side of the box body 1;

[0025] A fixed pressurizing assembly. Through the setting of the fixed pressurizing assembly, the flexible packaging can be fixed and pressurized. The fixed pressurizing assembly includes a hydraulic rod 31. The hydraulic rod 31 is arranged on the box body 1. A moving rod 32 is installed at the output end of the hydraulic rod 31. A conical block 33 is installed on the moving rod 32. A fixed box 34 is installed on the box body 1. A support block 35 is installed in the fixed box 34. A cross bar 36 is installed in the fixed box 34. A first fixing rod 37 is installed on the cross bar 36. A spring 38 is installed on the support block 35. The other end of the spring 38 is installed on the first fixing rod 37. A first connecting column 39 is installed on the first fixing rod 37. A second fixing rod 310 is installed on the cross bar 36. The second fixing rod 310 is installed in the first fixing rod 37. A second connecting column 311 is installed on the second fixing rod 310. A fixing plate 312 is installed on the first fixing rod 37. Place the inflated flexible packaging between two anti-slip pads 316, start the hydraulic rod 31, the hydraulic rod 31 drives the moving rod 32 to move, the moving rod 32 moves to drive the first fixing rod 37 and the second fixing rod 310 to move, and the first fixing rod 37 and the second fixing rod 310 move simultaneously to drive the two fixing plates 312 to approach each other, so as to fix the flexible packaging and prevent the flexible packaging from floating on the water surface when it enters the water, affecting the result of the airtightness detection.

[0026] Furthermore, referring to Figure 1, a limit block 313 is installed on the cross bar 36. The limit block 313 is installed on one side of the fixed box 34. The setting of the limit block 313 can limit the position of the cross bar 36 and prevent the cross bar 36 from rotating out of the fixed box 34.

[0027] Further, referring to Figure 2 , a limit hole 314 is formed in the first fixing rod 37. The cross bar 36 is slidably installed in the limit hole 314. The setting of the limit hole 314 can prevent the cross bar 36 from restricting the movement of the first fixing rod 37 when the first fixing rod 37 moves.

[0028] Further, referring to Figure 2 , a support rod 315 is installed on the fixed box 34. The first fixing rod 37 and the second fixing rod 310 are respectively installed on the support rod 315. The setting of the support rod 315 can support the first fixing rod 37 and the second fixing rod 310, enabling the first fixing rod 37 and the second fixing rod 310 to rotate normally.

[0029] Further, referring to Figure 2 , there are two fixing plates 312. Anti-slip pads 316 are installed on both of the two fixing plates 312. The setting of the anti-slip pads 316 can prevent the soft package from slipping when fixing the soft package.

[0030] Embodiment 2:

[0031] As Figures 3-4 shown, on the basis of Embodiment 1, through the setting of the rotating assembly, the fixed soft package can be immersed in water.

[0032] The rotating assembly includes a rotating motor 41. The rotating motor 41 is arranged on one side of the box body 1. A screw rod 42 is installed at the output end of the rotating motor 41. A connecting plate 43 is installed in the box body 1. A screw block 44 is slidably installed in the connecting plate 43. A first rotating rod 45 is installed on the screw block 44. A connecting rod 46 is rotatably installed on the first rotating rod 45. A connecting block 47 is installed at the bottom of the fixed box 34. A second rotating rod 48 is rotatably installed on the connecting block 47. The connecting rod 46 is rotatably installed on the second rotating rod 48. Start the rotating motor 41. The rotating motor 41 drives the screw rod 42 to rotate. The screw rod 42 rotates to drive the fixed box 34 to rotate. The fixed box 34 rotates to drive the two fixing plates 312 to rotate into the water. In this way, the soft package can be completely immersed in water. Whether there are bubbles generated in the water can be used to judge the airtightness of the soft package.

[0033] Further, referring to Figure 3 and Figure 4 , a rotating shaft 49 is installed on the water tank 2. A connecting strip 410 is installed at the bottom of the fixed box 34. The connecting strip 410 is rotatably installed on the rotating shaft 49. The settings of the rotating shaft 49 and the connecting strip 410 can enable the fixed box 34 to rotate on the water tank 2.

[0034] Further, referring to Figure 4 , a sliding hole 411 is formed in the connecting plate 43, and the first rotating rod 45 is slidably installed in the sliding hole 411. The arrangement of the sliding hole 411 can limit the position of the first rotating rod 45 and prevent the first rotating rod 45 from sliding out of the connecting plate 43.

[0035] The working principle of the present utility model: When in use, place the inflated soft package between two anti-slip pads 316, start the hydraulic rod 31, the hydraulic rod 31 drives the moving rod 32 to move, the moving rod 32 drives the conical block 33 to move, the conical block 33 drives the first connecting column 39 to move, the first connecting column 39 drives the first fixing rod 37 to move, the first fixing rod 37 drives the spring 38 to expand and contract, the conical block 33 drives the second connecting column 311 to move, the second connecting column 311 drives the second fixing rod 310 to move, and the first fixing rod 37 and the second fixing rod 310 move simultaneously to drive the two fixing plates 312 to approach each other, thereby fixing the soft package, preventing the soft package from floating on the water surface when entering the water and affecting the result of the airtightness detection. Start the rotating motor 41, the rotating motor 41 drives the screw rod 42 to rotate, the screw rod 42 drives the nut block 44 to move, the nut block 44 drives the first rotating rod 45 to slide in the sliding hole 411, the first rotating rod 45 drives the connecting rod 46 to move, the connecting rod 46 drives the second rotating rod 48 to move, the second rotating rod 48 drives the connecting block 47 to move. Through the arrangement of the rotating shaft 49 and the connecting strip 410, the movement of the connecting block 47 will drive the fixed box 34 to rotate, the fixed box 34 rotates to drive the two fixing plates 312 to rotate into the water, so that the soft package can be completely immersed in the water, and the airtightness of the soft package can be judged by the presence or absence of bubbles generated in the water.

[0036] The above is only a preferred specific embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution of the present utility model and its inventive concept, makes equivalent substitutions or changes, and should be covered by the protection scope of the present utility model.

Claims

1. A device for quickly detecting the sealing performance of flexible packaging, characterized in that: Comprising: A box body (1), with a water tank (2) installed on one side of the box body (1); A fixed pressurizing assembly, the fixed pressurizing assembly includes a hydraulic rod (31), the hydraulic rod (31) is arranged on the box body (1), a moving rod (32) is installed at the output end of the hydraulic rod (31), a conical block (33) is installed on the moving rod (32), a fixed box (34) is installed on the box body (1), a supporting block (35) is installed in the fixed box (34), a cross bar (36) is installed in the fixed box (34), a first fixing rod (37) is installed on the cross bar (36), a spring (38) is installed on the supporting block (35), the other end of the spring (38) is installed on the first fixing rod (37), a first connecting column (39) is installed on the first fixing rod (37), a second fixing rod (310) is installed on the cross bar (36), the second fixing rod (310) is installed in the first fixing rod (37), a second connecting column (311) is installed on the second fixing rod (310), and a fixing plate (312) is installed on the first fixing rod (37); A rotating assembly, the rotating assembly includes a rotating motor (41), the rotating motor (41) is arranged on one side of the box body (1), a screw rod (42) is installed at the output end of the rotating motor (41), a connecting plate (43) is installed in the box body (1), a threaded block (44) is slidably installed in the connecting plate (43), a first rotating rod (45) is installed on the threaded block (44), a connecting rod (46) is rotatably installed on the first rotating rod (45), a connecting block (47) is installed at the bottom of the fixed box (34), a second rotating rod (48) is rotatably installed on the connecting block (47), and the connecting rod (46) is rotatably installed on the second rotating rod (48).

2. The device for quickly detecting the sealing performance of a flexible package according to claim 1, wherein: A limiting block (313) is installed on the cross bar (36), and the limiting block (313) is installed on one side of the fixed box (34).

3. The device for quickly detecting the sealing performance of a flexible package according to claim 1, wherein: A limiting hole (314) is formed on the first fixing rod (37), and the cross bar (36) is slidably installed in the limiting hole (314).

4. A device for quickly detecting the sealing performance of flexible packaging according to claim 1, characterized in that: A supporting rod (315) is installed on the fixed box (34), and the first fixing rod (37) and the second fixing rod (310) are respectively installed on the supporting rod (315).

5. The device for quickly detecting the sealing performance of flexible packages according to claim 1, wherein: The number of the fixing plates (312) is two, and anti-slip pads (316) are installed on both of the two fixing plates (312).

6. The device for quickly detecting the sealing performance of a flexible package according to claim 1, characterized in that: A rotating shaft (49) is installed on the water tank (2), a connecting strip (410) is installed at the bottom of the fixed box (34), and the connecting strip (410) is rotatably installed on the rotating shaft (49).

7. The device for quickly detecting the sealing performance of soft packaging according to claim 1, wherein: A sliding hole (411) is formed on the connecting plate (43), and the first rotating rod (45) is slidably installed in the sliding hole (411).

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