Leakage detection device for metal container production

Abstract

The utility model relates to the technical field of detection devices, in particular to a leakage detection device for metal container production, which comprises a detection table, the lower surface of the detection table is fixedly connected with a pressurizing pipe, and the top end of the pressurizing pipe extends out of the upper surface of the detection table. A metal container workpiece with a downward opening is placed on the inner wall of the V-shaped silica gel pad, one end of the piston rod of the electric cylinder extends to push the pressing plate to downwards press the metal container workpiece, and the V-shaped silica gel pad is extruded to deform to fill a gap between the metal container workpiece and the sealing ring, so that the sealing performance of the bottom end of the metal container workpiece is ensured; the metal container workpiece is inflated through the air pump, the connecting pipe and the pressurizing pipe, the reading of the pressure gauge is observed after inflation, the air pump stops working and waits after the preset pressure is reached, if the reading of the pressure gauge is stable, the metal container workpiece does not leak, and if the reading of the pressure gauge continuously drops, the metal container workpiece leaks. Therefore, automatic and accurate detection is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of detection devices, in particular to a leakage detection device for metal container production. Background Art

[0002] Metal container refers to a thin-walled packaging container made of metal sheets. It is widely used in food packaging, pharmaceutical packaging, daily necessities packaging, instrument packaging, industrial product packaging, and munitions packaging.

[0003] In order to ensure the safety of metal containers, metal container workpieces need to undergo leakage detection before leaving the factory. At present, visual inspection is the most basic and common method. The staff directly observes the outside and inside of the metal container to find the leakage point. This visual detection method is prone to omissions due to the negligence of the staff, resulting in low accuracy of leakage detection. Therefore, a leakage detection device for metal container production is proposed. Utility Model Content

[0004] The purpose of the utility model is to provide a leakage detection device for metal container production to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a leakage detection device for metal container production, comprising a detection platform, a boosting pipe is fixedly connected to the lower surface of the detection platform, the top of the boosting pipe extends out of the upper surface of the detection platform, a sealing ring is fixedly connected to the upper surface of the detection platform, a V-shaped groove is opened on the upper surface of the sealing ring, a V-shaped silicone pad is bonded to the inner side wall of the V-shaped groove, a metal container workpiece is placed on the upper surface of the V-shaped silicone pad, a fixing frame is fixedly connected to the right side of the upper surface of the detection platform, an electric cylinder is installed on the inner side wall and top wall of the fixing frame, one end of the piston rod of the electric cylinder is fixedly connected to a pressure plate, four vertical poles are symmetrically fixedly connected to the lower surface of the detection platform, two of the vertical poles are fixedly connected to the left side walls with a horizontal plate, an air pump is installed on the left side of the upper surface of the horizontal plate, a connecting pipe is connected between one end of the air outlet of the air pump and the lower surface of the boosting pipe, and a pressure gauge is installed on the outer side wall of the connecting pipe.

[0006] As a further preferred embodiment of the technical solution: a rubber pad is bonded to the bottom of the pressing plate.

[0007] As a further preferred embodiment of the present technical solution: a connecting rod is evenly and fixedly connected between the upper surface of the connecting pipe and the lower surface of the detection platform.

[0008] As a further preferred embodiment of the technical solution: an exhaust pipe is fixedly connected to the right side of the lower surface of the test bench, the top end of the exhaust pipe extends out of the upper surface of the test bench, and an automatic pressure relief valve is installed at the bottom of the outer side wall of the exhaust pipe.

[0009] As a further preferred embodiment of the technical solution: a circular plate is fixedly connected to the bottom end of the vertical pole.

[0010] As a further preferred embodiment of the technical solution: a rubber foot is bonded to the bottom of the circular plate.

[0011] As a further preferred embodiment of the technical solution: a control panel is installed on the front side of the upper surface of the horizontal plate, and the control panel is electrically connected to the electric cylinder, the air pump, the pressure gauge and the automatic pressure relief valve through wires.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model places the metal container workpiece with its opening downward on the inner wall of the V-shaped silicone pad, and one end of the piston rod of the electric cylinder is extended to push the pressure plate downward to press the metal container workpiece tightly. The V-shaped silicone pad is squeezed and deformed to fill the gap between the metal container workpiece and the sealing ring, thereby ensuring the sealing of the bottom end of the metal container workpiece. The metal container workpiece is inflated with the help of an air pump, a connecting pipe and a booster pipe. After inflation, the pressure gauge reading is observed. After reaching a preset pressure, the air pump stops working and waits. If the reading of the pressure gauge stabilizes, the metal container workpiece does not leak. If the reading of the pressure gauge continues to drop, the metal container workpiece has a leak, thereby realizing automatic and accurate detection, avoiding omissions in visual detection, and improving the accuracy of leak detection work in the production process of metal containers. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of the utility model when viewed from above;

[0016] Figure 3 It is a partial cross-sectional structural schematic diagram of the utility model;

[0017] Figure 4 For the utility model Figure 3 A magnified view of the structure of area A;

[0018] Figure 5 This is a schematic diagram of the structure of the middle pressure plate and rubber pad of the utility model;

[0019] Figure 6 It is a structural schematic diagram of the sealing ring and the V-shaped groove in the utility model.

[0020] In the figure: 1. test table; 2. booster pipe; 3. sealing ring; 4. V-shaped groove; 5. V-shaped silicone pad; 6. metal container workpiece; 7. fixing frame; 8. electric cylinder; 9. pressure plate; 10. rubber pad; 11. horizontal plate; 12. air pump; 13. connecting pipe; 14. pressure gauge; 15. control panel; 16. connecting rod; 17. exhaust pipe; 18. automatic pressure relief valve; 19. vertical pole; 20. round plate; 21. rubber foot. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Examples of the embodiments are shown in the drawings, where the same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present application, and cannot be understood as limitations on the present application. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0022] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", and "set" 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 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 ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0023] See also Figure 1-6The utility model provides a technical solution: a leakage detection device for metal container production, including a detection platform 1, a boosting pipe 2 is fixedly connected to the lower surface of the detection platform 1, the top of the boosting pipe 2 extends out of the upper surface of the detection platform 1, a sealing ring 3 is fixedly connected to the upper surface of the detection platform 1, a V-shaped groove 4 is opened on the upper surface of the sealing ring 3, a V-shaped silicone pad 5 is bonded to the inner wall of the V-shaped groove 4, a metal container workpiece 6 is placed on the upper surface of the V-shaped silicone pad 5, a fixing frame 7 is fixedly connected to the right side of the upper surface of the detection platform 1, an electric cylinder 8 is installed on the inner wall top wall of the fixing frame 7, a pressure plate 9 is fixedly connected to one end of the piston rod of the electric cylinder 8, four vertical poles 19 are symmetrically fixedly connected to the lower surface of the detection platform 1, two of the vertical poles 19 are fixedly connected to the left side walls with a horizontal plate 11, and an air pump is installed on the left side of the upper surface of the horizontal plate 11 12. A connecting pipe 13 is connected between one end of the air outlet of the air pump 12 and the lower surface of the boost pipe 2, and a pressure gauge 14 is installed on the outer wall of the connecting pipe 13; the metal container workpiece 6 is placed on the inner wall of the V-shaped silicone pad 5 with its opening facing downward, and one end of the piston rod of the electric cylinder 8 is extended to push the pressure plate 9 downward to press the metal container workpiece 6. The V-shaped silicone pad 5 is squeezed and deformed to fill the gap between the metal container workpiece 6 and the sealing ring 3 to ensure the sealing of the bottom end of the metal container workpiece 6. The metal container workpiece 6 is inflated with the help of the air pump 12, the connecting pipe 13 and the boost pipe 2. After inflation, the pressure gauge 14 is observed. After reaching the preset pressure, the air pump 12 stops working and waits. If the pressure gauge 14 stabilizes, the metal container workpiece 6 is not leaking. If the pressure gauge 14 continues to drop, the metal container workpiece 6 is leaking.

[0024] In this embodiment, specifically: a rubber pad 10 is bonded to the bottom of the pressing plate 9; by taking advantage of the softness of the rubber pad 10, hard contact between the pressing plate 9 and the metal container workpiece 6 is avoided, thereby effectively protecting the metal container workpiece 6.

[0025] In this embodiment, specifically: a connecting rod 16 is evenly and fixedly connected between the upper surface of the connecting tube 13 and the lower surface of the detection platform 1; the connection function of the connecting rod 16 increases the firmness and stability of the connecting tube 13.

[0026] In this embodiment, specifically: an exhaust pipe 17 is fixedly connected to the right side of the lower surface of the testing platform 1, the top of the exhaust pipe 17 extends out of the upper surface of the testing platform 1, and an automatic pressure relief valve 18 is installed at the bottom of the outer wall of the exhaust pipe 17; after the detection is completed, the automatic pressure relief valve 18 is opened to discharge the air inside the metal container workpiece 6 along the exhaust pipe 17, so that the internal pressure of the metal container workpiece 6 returns to normal, and the electric cylinder 8 drives the pressure plate 9 to lift, so as to facilitate the replacement of a new metal container workpiece 6 for leakage detection.

[0027] In this embodiment, specifically: a circular plate 20 is fixedly connected to the bottom end of the vertical pole 19 ; the circular plate 20 and the vertical pole 19 can provide support for the detection platform 1 .

[0028] In this embodiment, specifically: a rubber foot 21 is bonded to the bottom of the circular plate 20 to increase the anti-slip performance of the circular plate 20 .

[0029] In this embodiment, specifically: a control panel 15 is installed on the front side of the upper surface of the horizontal plate 11, and the control panel 15 is electrically connected to the electric cylinder 8, the air pump 12, the pressure gauge 14 and the automatic pressure relief valve 18 through wires, so as to facilitate the control of the working status of each electrical device.

[0030] The working principle of the utility model is: the metal container workpiece 6 is placed with its opening downward on the inner wall of the V-shaped silicone pad 5, one end of the piston rod of the electric cylinder 8 is extended to push the pressure plate 9 downward to press the metal container workpiece 6, and the V-shaped silicone pad 5 is squeezed and deformed to fill the gap between the metal container workpiece 6 and the sealing ring 3, thereby ensuring the sealing of the bottom end of the metal container workpiece 6, and the inside of the metal container workpiece 6 is inflated with the help of the air pump 12, the connecting pipe 13 and the boosting pipe 2. After inflation, the pressure gauge 14 is observed, and the air pump 12 stops working and waits after reaching the preset pressure. If the pressure gauge 14 stabilizes, the metal container workpiece 6 does not leak, and if the pressure gauge 14 continues to drop, the metal container workpiece 6 has a leak, thereby realizing automatic and accurate detection, avoiding the omission of visual inspection, and improving the accuracy of leakage detection work in the production process of metal containers.

[0031] Although embodiments of the present invention 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 invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A leak detection device for metal container production, characterized in that: The invention comprises a testing platform (1), wherein a boosting pipe (2) is fixedly connected to the lower surface of the testing platform (1), the top end of the boosting pipe (2) extends out of the upper surface of the testing platform (1), a sealing ring (3) is fixedly connected to the upper surface of the testing platform (1), a V-shaped groove (4) is provided on the upper surface of the sealing ring (3), a V-shaped silicone pad (5) is bonded to the inner side wall of the V-shaped groove (4), a metal container workpiece (6) is placed on the upper surface of the V-shaped silicone pad (5), and a fixing frame (7) is fixedly connected to the right side of the upper surface of the testing platform (1), and the fixing frame An electric cylinder (8) is installed on the top wall of the inner wall of (7), one end of the piston rod of the electric cylinder (8) is fixedly connected to a pressure plate (9), and four vertical rods (19) are symmetrically fixedly connected to the lower surface of the detection platform (1), wherein the left side walls of two of the vertical rods (19) are fixedly connected to a horizontal plate (11), an air pump (12) is installed on the left side of the upper surface of the horizontal plate (11), and a connecting pipe (13) is connected between one end of the air outlet of the air pump (12) and the lower surface of the boosting pipe (2), and a pressure gauge (14) is installed on the outer wall of the connecting pipe (13).

2. The metal container production leakage detection device according to claim 1, characterized in that: A rubber pad (10) is bonded to the bottom of the pressing plate (9).

3. The metal container production leakage detection device according to claim 2, characterized in that: A connecting rod (16) is evenly and fixedly connected between the upper surface of the connecting pipe (13) and the lower surface of the detection platform (1).

4. The metal container production leakage detection device according to claim 3, characterized in that: An exhaust pipe (17) is fixedly connected to the right side of the lower surface of the test platform (1), the top end of the exhaust pipe (17) extends out of the upper surface of the test platform (1), and an automatic pressure relief valve (18) is installed at the bottom of the outer side wall of the exhaust pipe (17).

5. The metal container production leakage detection device according to claim 4, characterized in that: A circular plate (20) is fixedly connected to the bottom end of the vertical rod (19).

6. The metal container production leakage detection device according to claim 5, characterized in that: A rubber foot (21) is bonded to the bottom of the circular plate (20).

7. The metal container production leakage detection device according to claim 6, characterized in that: A control panel (15) is installed on the front side of the upper surface of the horizontal plate (11), and the control panel (15) is electrically connected to the electric cylinder (8), the air pump (12), the pressure gauge (14) and the automatic pressure relief valve (18) through wires.

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