Device for detecting completeness of inner coating of barrel cover

Abstract

The utility model discloses a barrel cover inner coating integrity detection device which is characterized in that the device comprises a support, a detection frame is arranged in the support, an insulation box is fixedly installed on the inner bottom face of the detection frame, and electrolyte is placed in the insulation box; the top surface of the insulation box is provided with a plurality of placing grooves, the inner bottom surface of each placing groove is provided with a circulation hole, the inner bottom surface of the insulation box is fixedly provided with a first pole needle, through arrangement of a clamping block, after a detection person places the barrel cover in the placing grooves, the overturning assembly needs to overturn the detection frame, so that the electrolyte is in contact with the barrel cover, and the detection efficiency is improved; during overturning, a detector can pull and overturn the clamping blocks on the two sides towards the outer side and then push the clamping blocks to be clamped into the fixing grooves to fix the rotating disc, the situation that in the detection process, the detection frame shakes, the electrolyte shakes slightly, and electric conduction of the first pole needle is affected is prevented, fixing is conducted through the clamping blocks, and the accuracy of the detection result is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging detection, in particular to a device for detecting the integrity of inner coating of a barrel cover. Background Art

[0002] The inner surface of the can lid is coated to prevent the can lid from chemically reacting with the liquid inside. Therefore, it is necessary to test the integrity of the coating on the inner surface of the metal can lid to ensure reliable product quality. Most existing can lid coating integrity testers are composed of an operation panel, a fixture, a power supply, a test pole and a fixing fixture. By applying voltage to the can lid fixing fixture filled with electrolyte and measuring the test current value, if the inner coating is incomplete (damaged), the test current value will be very large, so a certain resistance value is measured and displayed on the panel.

[0003] According to the Chinese patent application number: CN201721806587.0, a surface coating integrity test device for can lids is disclosed, which includes a bracket and a flip-mounted test fixture, the test fixture includes a vertical plate, a conductive bottom plate, a conductive top plate, an insulating cup body, a cylinder, a conductive voltage plate, a first pole needle and a second pole needle, the vertical plate, the conductive bottom plate and the conductive top plate are fixedly installed in a U shape, the vertical plate is installed with the bracket, the insulating cup body is fixedly installed on the bottom plate, the bottom surface of the insulating cup body is a conductive cup bottom, the conductive cup bottom is fixed with the conductive bottom plate, the first pole needle located in the insulating cup body is installed on the conductive cup bottom, and the cup mouth of the insulating cup body is consistent with the shape of the can lid to be tested; the lower part of the conductive top plate is installed with a conductive voltage plate corresponding to the upper part of the insulating cup body through a cylinder, the conductive voltage plate is connected to one end of the second pole needle, and the other end of the second pole needle is connected to the conductive top plate. The surface coating integrity test device and test method of the utility model can avoid electrolyte leakage, simple operation, stable, convenient and accurate measurement.

[0004] At present, a device for testing the integrity of the surface coating of can lids still has some shortcomings. For example, during the test process, the test device is flipped over by the rotating shaft, but the rotating shaft is not fixed by a fixing component, resulting in slight shaking of the electrolyte in the cup during the test, affecting the conductivity of the first pole needle and affecting the test result. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a barrel cover inner coating integrity detection device, which solves the problem that when the test device is flipped over by a rotating shaft during the detection process, but the rotating shaft is not fixed by a fixing component, the electrolyte in the cup will shake slightly during the detection process, affecting the conductivity of the first pole needle and affecting the detection result.

[0006] The above technical objectives of the utility model are achieved through the following technical solutions:

[0007] A device for detecting the integrity of coating inside a barrel cover comprises: a bracket, a detection frame is arranged inside the bracket, an insulating box is fixedly installed on the inner bottom surface of the detection frame, and electrolyte is placed inside the insulating box; a plurality of placement grooves are provided on the top surface of the insulating box, a flow hole is provided on the inner bottom surface of the placement groove, and a first pole needle is fixedly installed on the inner bottom surface of the insulating box; a flip assembly, the flip assembly is arranged on both sides of the detection frame for flipping the detection frame, the flip assembly comprises two rotating holes, the two rotating holes are respectively provided on both sides of the bracket, a rotating shaft is fixedly installed on both sides of the detection frame, the rotating shaft and the rotating hole are rotatably installed together, one end of one of the rotating shafts is fixedly installed with a rotating disk, the outer circular wall surface of the rotating disk is provided with two fixed grooves, one side of the bracket is provided with two slide grooves, the inner sliding sleeve of the slide groove is provided with a clamping block, and the clamping block is movably clamped with the fixed groove.

[0008] By adopting the above technical solution and setting the card block, when the inspector places the barrel cover in the placement groove, the flipping component needs to flip the detection frame to make the electrolyte contact with the barrel cover and the first pole needle contact with the electrolyte, and the first pole needle does not directly contact with the barrel cover to form a passage. When flipping, the inspector can pull the card blocks on both sides outward, and after flipping, push the card blocks into the fixed grooves to fix the rotating disk to prevent the detection frame from shaking during the detection process, causing the electrolyte to shake slightly and affect the conductivity of the first pole needle. The card blocks are used to fix it to improve the accuracy of the detection results.

[0009] Preferably, a conductive top plate is fixedly mounted on the inner top surface of the detection frame, a cylinder is fixedly mounted on the bottom surface of the conductive top plate, a conductive pressure plate is fixedly connected to the telescopic shaft of the cylinder, a pressure block is fixedly mounted on the bottom surface of the conductive pressure plate, and a second pole needle is arranged on the bottom surface of the pressure block.

[0010] By adopting the above technical solution and setting a conductive voltage plate, when the barrel cover is placed in the placement groove, the cylinder is started, and the cylinder drives the conductive voltage plate to press down, so that the pressure block fixes the barrel cover. At the same time, the second pole needle contacts the barrel cover, presses the barrel cover tightly, and prevents the barrel cover from shaking when it is turned over.

[0011] Preferably, a top plate conductive pole needle is provided on one side of the conductive top plate, two through holes are provided on one side of the detection frame, the top plate conductive pole needle passes through the through holes and extends to the outside, a conductive bottom plate is fixedly installed on the inner bottom surface of the detection frame, a bottom plate conductive pole needle is provided on one side of the conductive bottom plate, the bottom plate conductive pole needle passes through the through holes and extends to the outside, the bottom end of the first pole needle is connected to the conductive bottom plate, and the end of the second pole needle embedded in the pressure block is connected to the conductive top plate.

[0012] By adopting the above technical solution, by setting the top plate conductive pole needle, flipping the conductive bottom plate and the conductive top plate, and the bottom plate conductive pole needle and the top plate conductive pole needle in contact with them, the circuit connection can be achieved after the test tool is flipped, and the detection circuit can be formed after the power switch is turned on. The operation is simple and the detection is convenient.

[0013] Preferably, the second pole needle is a telescopic pole needle.

[0014] By adopting the above technical solution and setting a second pole needle, when different barrel covers are inspected, if the barrel covers have inconsistent thicknesses and the barrel covers are too thick, the second pole needle may be damaged when it contacts the barrel covers. By retracting the pole needle, the second pole needle can be prevented from colliding with the barrel covers and being damaged.

[0015] Preferably, two adsorption holes are provided on the inner bottom surface of the placement groove, and a vacuum suction head is fixedly installed inside the adsorption holes.

[0016] By adopting the above technical solution and providing a vacuum suction head, the barrel cover can be prevented from being displaced before being fixed by the pressing block, thereby affecting the detection result.

[0017] Preferably, a display screen is fixedly mounted on one side of the bracket.

[0018] By adopting the above technical solution and setting a display screen, if the barrel cover is not damaged, the display screen will not display the blockage, and the display screen will display the blockage size, then the broken part will be painted inside the barrel cover, which is convenient for inspection personnel to check.

[0019] In summary, the utility model mainly has the following beneficial effects:

[0020] By setting the card block, when the inspector places the barrel cover in the placement slot, the flip assembly needs to flip the detection frame to make the electrolyte contact with the barrel cover and the first pole needle contact with the electrolyte. The first pole needle does not directly contact the barrel cover, and the conductive bottom plate and the conductive top plate are positioned, and the bottom plate conductive pole needle and the top plate conductive pole needle in contact with them. After the tester is flipped, the circuit connection can be achieved. After turning on the power switch, the detection circuit can be formed. When flipping, the inspector can pull the card blocks on both sides outward. After flipping, push the card block into the fixed slot to fix the rotating disk to prevent the detection frame from shaking during the detection process, causing the electrolyte to shake slightly, affecting the conductivity of the first pole needle, and fixing it through the card block to improve the accuracy of the detection result.

[0021] By setting the second pole needle, when different barrel covers are inspected, the barrel covers have inconsistent thicknesses. If the barrel covers are too thick, the second pole needle may be damaged when it contacts the barrel covers. By retracting the pole needle, the second pole needle can be prevented from colliding with the barrel cover and being damaged. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0023] Figure 2 It is a schematic diagram of the detection framework structure of the utility model;

[0024] Figure 3 It is a schematic diagram of the structure of the conductive voltage plate of the utility model;

[0025] Figure 4 It is a schematic diagram of the insulation box structure of the utility model.

[0026] Figure numerals: 1. bracket; 2. detection frame; 3. insulating box; 4. placement slot; 5. circulation hole; 6. first pole needle; 7. rotating hole; 8. rotating shaft; 9. rotating disk; 10. fixing slot; 11. slide slot; 12. block; 13. conductive top plate; 14. conductive bottom plate; 15. top plate conductive pole needle; 16. bottom plate conductive pole needle; 17. conductive voltage plate; 18. pressure block; 19. second pole needle; 20. display screen; 21. adsorption hole; 22. vacuum suction head; 23. cylinder; 24. through hole. DETAILED DESCRIPTION

[0027] 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. 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 creative work are within the scope of protection of the utility model.

[0028] refer to Figure 1 , Figure 2A device for detecting the integrity of coating inside a barrel cover comprises: a bracket 1, a detection frame 2 is arranged inside the bracket 1, an insulating box 3 is fixedly installed on the inner bottom surface of the detection frame 2, and an electrolyte is placed inside the insulating box 3; a plurality of placement grooves 4 are opened on the top surface of the insulating box 3, a flow hole 5 is opened on the inner bottom surface of the placement groove 4, and a first pole needle 6 is fixedly installed on the inner bottom surface of the insulating box 3; a flip assembly, the flip assembly is arranged on both sides of the detection frame 2, and is used to flip the detection frame 2, the flip assembly comprises two rotating holes 7, the two rotating holes 7 are respectively opened on both sides of the bracket 1, and a rotating shaft 8 is fixedly installed on both sides of the detection frame 2, and the rotating shaft 8 is rotatably installed together with the rotating hole 7, and a rotating disk 9 is fixedly installed on one end of one of the rotating shafts 8, and the outer circumferential wall surface of the rotating disk 9 is provided with two fixed grooves 1 0, one side of the bracket 1 is provided with two slide grooves 11, the internal sliding sleeve of the slide groove 11 is provided with a card block 12, the card block 12 is movably connected with the fixed groove 10, by setting the card block 12, when the inspector places the barrel cover in the placement groove 4, the flip assembly needs to flip the inspection frame 2, so that the electrolyte contacts the barrel cover, and the first pole needle 6 contacts the electrolyte, and the first pole needle 6 does not directly contact the barrel cover to form a passage. When flipping, the inspector can pull the card blocks 12 on both sides outward, and after flipping, push the card block 12 to be stuck in the fixed groove 10 to fix the rotating disk 9 to prevent the inspection frame 2 from shaking during the inspection process, so that the electrolyte will shake slightly, affecting the conductivity of the first pole needle 6, and fix it through the card block 12 to improve the accuracy of the inspection result.

[0029] refer to Figure 2 , Figure 3A conductive top plate 13 is fixedly installed on the inner top surface of the detection frame 2, and a cylinder 23 is fixedly installed on the bottom surface of the conductive top plate 13. A conductive voltage plate 17 is fixedly connected to the telescopic shaft of the cylinder 23. A pressing block 18 is fixedly installed on the bottom surface of the conductive voltage plate 17. A second pole needle 19 is arranged on the bottom surface of the pressing block 18. By arranging the conductive voltage plate 17, when the barrel cover is placed in the placement groove 4, the cylinder 23 is started, and the cylinder 23 drives the conductive voltage plate 17 to press down, so that the pressing block 18 fixes the barrel cover. At the same time, the second pole needle 19 contacts the barrel cover. After the barrel cover is pressed tightly, the barrel cover is prevented from shaking when it is turned over. A top plate conductive pole needle 15 is arranged on one side of the conductive top plate 13. Two through holes 24 are opened on one side of the detection frame 2. The top plate conductive pole needle 15 passes through the through holes 24 and extends to the outside. A conductive bottom plate 14 is fixedly installed on the inner bottom surface of the detection frame 2. A bottom plate conducting pole needle 16 is provided on one side of the bottom plate 14. The bottom plate conducting pole needle 16 passes through the through hole 24 and extends to the outside. The bottom end of the first pole needle 6 is connected to the conductive bottom plate 14. The second pole needle 19 is embedded in the end of the pressing block 18 and is connected to the conductive top plate 13. By setting the top plate conducting pole needle 15, the conductive bottom plate 14 and the conductive top plate 13 are flipped over, and the bottom plate conducting pole needle 16 and the top plate conducting pole needle 15 in contact with them, after the test tool is flipped over, the circuit connection can be realized. After turning on the power switch, the detection circuit can be formed. The operation is simple and the detection is convenient. The second pole needle 19 is a telescopic pole needle. By setting the second pole needle 19, when different barrel covers are detected, the barrel covers have inconsistent thicknesses. If the barrel covers are too thick, the second pole needle 19 may be damaged when it contacts the barrel cover. The telescopic pole needle can prevent the second pole needle 19 from colliding with the barrel cover and being damaged.

[0030] refer to Figure 1 , Figure 4 Two adsorption holes 21 are provided on the inner bottom surface of the placement groove 4, and a vacuum suction head 22 is fixedly installed inside the adsorption hole 21. By setting the vacuum suction head 22, the barrel cover is prevented from being displaced before being fixed by the pressing block 18, thereby affecting the detection result. A display screen 20 is fixedly installed on one side of the bracket 1. By setting the display screen 20, if the barrel cover is not damaged, the display screen 20 will not display the blockage. If the display screen 20 displays the blockage size, the barrel cover is coated with a broken place, which is convenient for the inspection personnel to check.

[0031] Working principle: Please refer to Figure 1-Figure 4As shown, when in use, first place the electrolyte inside the insulating box 3, place the bucket cover in the placement groove 4, use a vacuum pump to connect with the vacuum suction head 22, after the bucket cover is adsorbed, start the cylinder 23, drive the conductive voltage plate 17 to press down, so that the pressure block 18 fixes the bucket cover at the same time, and the second pole needle 19 contacts the bucket cover, and then the staff pulls open the card block 12, rotates the rotating disk 9, and flips the detection frame 2. After flipping, push the card block 12 into the fixed groove 10, fix the rotating disk 9, make the electrolyte contact with the bucket cover, the first pole needle 6 contacts the electrolyte, the first pole needle 6 does not directly contact the bucket cover, the conductive bottom plate 14 and the conductive top plate 13 are in position, and the bottom plate conductive pole needle 16 and the top plate conductive pole needle 15 in contact with them can realize the connection of the circuit, and after turning on the power switch, the detection circuit can be formed, the bucket cover is not damaged, the display screen 20 does not show the blocking, and the display screen 20 shows the blocking size, then the bucket cover is coated with broken places.

[0032] 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 barrel cover inner coating integrity detection device, characterized in that: include: A bracket (1), wherein a detection frame (2) is arranged inside the bracket (1), an insulating box (3) is fixedly mounted on the inner bottom surface of the detection frame (2), and electrolyte is placed inside the insulating box (3); a plurality of placement grooves (4) are provided on the top surface of the insulating box (3), a flow hole (5) is provided on the inner bottom surface of the placement groove (4), and a first pole needle (6) is fixedly mounted on the inner bottom surface of the insulating box (3); A flip assembly, wherein the flip assembly is arranged on both sides of a detection frame (2) and is used for flipping the detection frame (2). The flip assembly comprises two rotating holes (7), wherein the two rotating holes (7) are respectively arranged on both sides of a bracket (1), wherein rotating shafts (8) are fixedly installed on both sides of the detection frame (2), wherein the rotating shafts (8) and the rotating holes (7) are rotatably installed together, wherein a rotating disk (9) is fixedly installed on one end of one of the rotating shafts (8), wherein the outer circumferential wall surface of the rotating disk (9) is provided with two fixed grooves (10), wherein one side of the bracket (1) is provided with two slide grooves (11), wherein the internal sliding sleeve of the slide groove (11) is provided with a clamping block (12), wherein the clamping block (12) is movably clamped together with the fixed groove (10).

2. A barrel cover inner coating integrity detection device according to claim 1, characterized in that: A conductive top plate (13) is fixedly mounted on the inner top surface of the detection frame (2), a cylinder (23) is fixedly mounted on the bottom surface of the conductive top plate (13), a conductive pressure plate (17) is fixedly connected to the telescopic shaft of the cylinder (23), a pressure block (18) is fixedly mounted on the bottom surface of the conductive pressure plate (17), and a second pole needle (19) is arranged on the bottom surface of the pressure block (18).

3. A barrel cover inner coating integrity detection device according to claim 2, characterized in that: A top plate conducting pole needle (15) is provided on one side of the conductive top plate (13); two through holes (24) are provided on one side of the detection frame (2); the top plate conducting pole needle (15) passes through the through holes (24) and extends to the outside; a conductive bottom plate (14) is fixedly mounted on the inner bottom surface of the detection frame (2); a bottom plate conducting pole needle (16) is provided on one side of the conductive bottom plate (14); the bottom plate conducting pole needle (16) passes through the through holes (24) and extends to the outside; the bottom end of the first pole needle (6) is connected to the conductive bottom plate (14); and one end of the second pole needle (19) embedded in the pressure block (18) is connected to the conductive top plate (13).

4. A barrel cover inner coating integrity detection device according to claim 2, characterized in that: The second pole needle (19) is a telescopic pole needle.

5. The device for detecting the integrity of the inner coating of a barrel cover according to claim 1, characterized in that: Two adsorption holes (21) are provided on the inner bottom surface of the placement groove (4), and a vacuum suction head (22) is fixedly installed inside the adsorption hole (21).

6. The device for detecting the integrity of the inner coating of a barrel cover according to claim 1, characterized in that: A display screen (20) is fixedly mounted on one side of the bracket (1).

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