Air tightness automatic detection equipment for acoustic accessories

Abstract

According to the technical scheme, the automatic airtightness detection equipment comprises an equipment table and an equipment box, the equipment box is installed at the bottom of the equipment table, an electric expansion piece B is installed at the top in the equipment box, and a lifting plate is installed on an output shaft of the electric expansion piece B; a supporting frame is installed at the position, close to the rear surface, of the top of the equipment table, an electric expansion piece A is installed at the bottom in the supporting frame, and a pressing plate is installed on an output shaft of the electric expansion piece A. The utility model discloses automatic airtightness detection equipment for acoustic accessories, and solves the problems that the existing airtightness detection equipment for the acoustic accessories needs to manually clamp the acoustic accessories one by one for airtightness detection, and the airtightness of the acoustic accessories cannot be automatically detected in the production process; and the air tightness detection efficiency of the acoustic accessory of the automobile audio is improved, so that the production efficiency of the acoustic accessory of the automobile audio is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile audio production, in particular to an automatic air tightness detection device for acoustic accessories. Background Art

[0002] Car audio is a device for receiving and playing audio to relieve the boredom of drivers and passengers during travel. The earliest car audio was AM radio, followed by AM / FM radio and tape player, and then CD player and compatible DCC and DAT digital audio. Nowadays, car audio has reached a high standard in terms of timbre, operation and vibration resistance, and can cope with the bumps of the car on the rugged road, ensuring stable performance and perfect sound quality. In the production of car audio, it is necessary to test the airtightness of car audio accessories.

[0003] After searching, it is found that the detection device in the prior art is an acoustic device air tightness test device disclosed in publication number CN209841313U. The acoustic device air tightness test device obtained by the above design, when in use, places the acoustic device to be tested in the receiving groove of the test platform, applies pressure to the acoustic device through the back pressure component, and then blows air into the product through the vent to reach the set air pressure within a certain period of time, and then performs a pressure holding test. If the gas leakage value exceeds the preset value, the product air tightness is judged to be unqualified. The test method is simple and can quickly perform air tightness tests on multiple products.

[0004] The existing air tightness detection equipment for acoustic accessories requires manual clamping of acoustic accessories one by one to perform air tightness detection on them. It is impossible to automatically detect the air tightness of acoustic accessories during the production process, which affects the air tightness detection efficiency of the acoustic accessories of car audio. For this reason, we propose an automatic air tightness detection equipment for acoustic accessories. Utility Model Content

[0005] The purpose of the utility model is to provide an automatic airtightness detection device for acoustic accessories, which has the effect of automatically detecting the airtightness of acoustic accessories, so as to solve the problem that the existing airtightness detection equipment for acoustic accessories needs to manually clamp the acoustic accessories one by one to perform airtightness detection on them, and cannot automatically detect the airtightness of the acoustic accessories during the production process, which affects the airtightness detection efficiency of the acoustic accessories of car audio.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an automatic airtightness detection device for acoustic accessories, comprising an equipment table and an equipment box, wherein an equipment box is installed at the bottom of the equipment table, an electric retractor B is installed at the top of the equipment box, a lifting plate is installed on the output shaft of the electric retractor B, a support frame is installed on the top of the equipment table near the rear surface, an electric retractor A is installed at the bottom of the support frame, a pressure plate is installed on the output shaft of the electric retractor A, and sealing silicone is installed on the side adjacent to the lifting plate.

[0007] Preferably, a conveyor belt is provided on the top of the equipment table, and a clamping seat is installed on the top of the conveyor belt.

[0008] Preferably, a limiting rod is installed on one side of the top of the pressing plate, and the limiting rod runs through the interior of the supporting frame.

[0009] Preferably, a connecting seat is installed on one side of the support frame, a motor is installed at the bottom of the connecting seat, a flip frame is installed on the motor output shaft, a cylinder is installed on the top of the flip frame, a connecting plate is installed on the cylinder output shaft, and a vacuum suction cup is installed at the bottom of the connecting plate.

[0010] Preferably, a collection box is installed on the rear surface of the equipment table close to one side of the turning frame.

[0011] Preferably, pressure sensors are installed on the adjacent sides of the lifting plate and the pressing plate, and an alarm is installed on the top of the support frame.

[0012] Preferably, a controller is installed on one side of the bottom of the equipment box, an air pump is installed on the bottom of the equipment box, the input end of the air pump is connected to the inside of the lifting plate through a delivery pipe, and the output end of the air pump is connected to the outer surface of the equipment box through an exhaust pipe.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model achieves the effect of automatically detecting the air tightness of acoustic accessories by arranging a pressing plate, a lifting plate, sealing silicone and a pressure sensor, so as to solve the problem that the existing air tightness detection equipment of acoustic accessories needs to manually clamp the acoustic accessories one by one for air tightness detection, and the air tightness of the acoustic accessories cannot be automatically detected during the production process, which affects the air tightness detection efficiency of the acoustic accessories of the car audio. The air tightness detection efficiency of the acoustic accessories is improved, thereby improving the production efficiency of the acoustic accessories of the car audio.

[0015] 2. The utility model achieves the effect of removing abnormal acoustic accessories by setting a motor, a connecting seat, a flip frame, a cylinder and a vacuum suction cup, so as to solve the problem that the existing acoustic accessories need to be manually removed after abnormalities are detected, which has high labor intensity and increased production costs. It improves the removal efficiency of acoustic accessories and reduces the production cost of acoustic accessories. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0017] Figure 2 for Figure 1 The enlarged structural diagram of A;

[0018] Figure 3 It is a cross-sectional structural schematic diagram of the utility model;

[0019] Figure 4 for Figure 3 Schematic diagram of the enlarged structure of B.

[0020] Figure numerals: 1. Equipment table; 2. Equipment box; 3. Lifting plate; 4. Clamping seat; 5. Sealing silicone; 6. Press plate; 7. Support frame; 8. Limit rod; 9. Alarm; 10. Electric retractor A; 11. Collection box; 12. Conveyor belt; 13. Connecting seat; 14. Motor; 15. Vacuum suction cup; 16. Connecting plate; 17. Cylinder; 18. Flipping frame; 19. Controller; 20. Electric retractor B; 21. Air pump; 22. Conveying pipe; 23. Exhaust pipe; 24. Pressure sensor. DETAILED DESCRIPTION

[0021] The technical solution of the utility model is further described below in conjunction with the accompanying drawings and specific embodiments.

[0022] Embodiment 1

[0023] like Figure 1-Figure 4As shown, in order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: an automatic airtightness detection device for acoustic accessories, comprising an equipment table 1 and an equipment box 2, the equipment table 1 is installed with an equipment box 2 at the bottom, an electric telescopic device B20 is installed at the top of the equipment box 2, a lifting plate 3 is installed on the output shaft of the electric telescopic device B20, a support frame 7 is installed at the top of the equipment table 1 near the rear surface, an electric telescopic device A10 is installed at the bottom of the support frame 7, a pressing plate 6 is installed on the output shaft of the electric telescopic device A10, and sealing silica gel 5 is installed on the side adjacent to the pressing plate 6 and the lifting plate 3 to seal the acoustic accessories, and a conveying device is provided on the top of the equipment table 1. Belt 12, a clamping seat 4 is installed on the top of the conveyor belt 12, a limit rod 8 is installed on one side of the top of the pressure plate 6, the limit rod 8 runs through the inside of the support frame 7, and the setting of the limit rod 8 facilitates the stable movement of the pressure plate 6. Pressure sensors 24 are installed on the adjacent sides of the lifting plate 3 and the pressure plate 6. The pressure changes are sensed by the set pressure sensors 24. An alarm 9 is installed on the top of the support frame 7, a controller 19 is installed on one side of the bottom of the equipment box 2, and an air pump 21 is installed on the bottom of the equipment box 2. The input end of the air pump 21 is connected to the inside of the lifting plate 3 through a conveying pipe 22, and the output end of the air pump 21 is connected to the outer surface of the equipment box 2 through an exhaust pipe 23.

[0024] The working principle of an automatic airtightness detection device for acoustic accessories based on Example 1 is: after the utility model is installed, the acoustic accessories are placed on the top of the clamping seat 4, and then the conveyor belt 12 is used to drive the acoustic accessories to the bottom of the support frame 7, and then the electric retractor A10 and the electric retractor B20 are started, and the pressure plate 6 and the lifting plate 3 are driven to close by the electric retractor A10 and the electric retractor B20, thereby driving the sealing silicone rubber 5 on both sides to close, and then the acoustic accessories to be detected are sealed, and then the air pump 21 is started, and the external air is extracted through the air pump 21 and the exhaust pipe 23 and then transported to the middle of the sealing silicone rubber 5 through the delivery pipe 22, so as to maintain the pressure inside the sealing silicone rubber 5. After the ambient pressure of the sealing silicone rubber 5 reaches the set value, the internal pressure of the sealing silicone rubber 5 is monitored by the pressure sensor 24. After the pressure sensor 24 senses the change in the internal pressure of the sealing silicone rubber 5, an alarm is sounded through the alarm 9. At this point, the working process of this equipment is completed.

[0025] Embodiment 2

[0026] like Figure 1-Figure 4As shown, the utility model proposes an automatic airtightness detection device for acoustic accessories. Compared with the first embodiment, this embodiment also includes: a connecting seat 13 is installed on one side of the support frame 7, a motor 14 is installed at the bottom of the connecting seat 13, a flip frame 18 is installed on the output shaft of the motor 14, a cylinder 17 is installed on the top of the flip frame 18, a connecting plate 16 is installed on the output shaft of the cylinder 17, a vacuum suction cup 15 is installed at the bottom of the connecting plate 16, the acoustic accessories are clamped by the arranged vacuum suction cup 15, and a collection box 11 is installed on the rear surface of the equipment table 1 close to the flip frame 18.

[0027] In this embodiment, after an abnormal acoustic accessory appears, the cylinder 17 is started, and the vacuum suction cup 15 is driven downward by the cylinder 17, and the vacuum suction cup 15 is moved to the top of the acoustic accessory, and the acoustic accessory is clamped by the vacuum suction cup 15, and then the cylinder 17 is started, and the acoustic accessory is driven upward by the cylinder 17, and then the motor 14 is started, and the flip frame 18 is driven to rotate by the motor 14, and the acoustic accessory is moved to the inside of the collection box 11, and then the restriction on the acoustic accessory is released, and the acoustic accessory is collected by the collection box 11.

[0028] The above-mentioned specific embodiments are only several preferred embodiments of the present invention. Based on the technical solution of the present invention and the relevant inspiration of the above-mentioned embodiments, those skilled in the art can make various alternative improvements and combinations to the above-mentioned specific embodiments.

Claims

1. An automatic air tightness detection device for acoustic accessories, comprising a device table (1) and a device box (2), characterized in that: An equipment box (2) is installed at the bottom of the equipment platform (1), an electric telescopic device B (20) is installed at the top of the equipment box (2), and a lifting plate (3) is installed on the output shaft of the electric telescopic device B (20). A support frame (7) is installed at the top of the equipment platform (1) near the rear surface, an electric telescopic device A (10) is installed at the bottom of the support frame (7), and a pressure plate (6) is installed on the output shaft of the electric telescopic device A (10), and sealing silicone (5) is installed on the side adjacent to the lifting plate (3).

2. The automatic airtightness detection device for acoustic accessories according to claim 1, characterized in that: A conveyor belt (12) is provided on the top of the equipment platform (1), and a clamping seat (4) is installed on the top of the conveyor belt (12).

3. The automatic airtightness detection device for acoustic accessories according to claim 1, characterized in that: A limiting rod (8) is installed on one side of the top of the pressing plate (6), and the limiting rod (8) passes through the interior of the supporting frame (7).

4. The automatic airtightness detection device for acoustic accessories according to claim 1, characterized in that: A connecting seat (13) is installed on one side of the support frame (7), a motor (14) is installed at the bottom of the connecting seat (13), a turning frame (18) is installed on the output shaft of the motor (14), a cylinder (17) is installed on the top of the turning frame (18), a connecting plate (16) is installed on the output shaft of the cylinder (17), and a vacuum suction cup (15) is installed at the bottom of the connecting plate (16).

5. The automatic airtightness detection device for acoustic accessories according to claim 1, characterized in that: A collection box (11) is installed on the rear surface of the equipment table (1) near the turning frame (18).

6. The automatic airtightness detection device for acoustic accessories according to claim 1, characterized in that: A pressure sensor (24) is installed on one side adjacent to the lifting plate (3) and the pressing plate (6), and an alarm (9) is installed on the top of the support frame (7).

7. The automatic airtightness detection device for acoustic accessories according to claim 1, characterized in that: A controller (19) is installed on one side of the bottom of the equipment box (2), and an air pump (21) is installed on the bottom of the equipment box (2). The input end of the air pump (21) is connected to the inside of the lifting plate (3) through a delivery pipe (22), and the output end of the air pump (21) is connected to the outer surface of the equipment box (2) through an exhaust pipe (23).

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