Metal piece drying device for loudspeaker box production

Abstract

The utility model discloses a metal piece drying device for loudspeaker box production, relates to the technical field of loudspeaker box metal piece drying, and aims to solve the problems that in the using process of an existing device, in order to enable metal pieces in a containing frame to be evenly dried, gaps are generated between workpieces in a material frame vibrating mode, so that drying uniformity is guaranteed, and the drying time is shortened. However, when the workpieces stacked mutually vibrate, the surfaces of the workpieces make contact with each other, grinding cracks are easily generated, and the finished product degree is affected. The reversible motor is installed in the middle of the upper end of the drying device body, the output end of the reversible motor penetrates through and extends into the drying device body, and an air blowing impeller is installed at the output end of the reversible motor; the circulating air duct partition plates are installed on the two sides of the interior of the drying device body, and a plurality of electric heating pipes are installed between the upper ends of the circulating air duct partition plates on the two sides; and the trays are arranged in the middle of the interior of the drying device body, the number of the trays is multiple, and the multiple trays are arranged in a stacked mode.

Description

Technical Field

[0001] The utility model relates to the technical field of drying metal parts of speaker boxes, in particular to a metal part drying device for speaker box production. Background Art

[0002] A speaker is a device that converts electrical signals into sound signals and is an extremely important part of the sound system. It uses the power amplifier built into the box to amplify the audio signal and then plays it back through the speaker itself, making the sound louder. During the production process of the speaker, its metal parts need to be cleaned and dried.

[0003] An existing speaker metal parts drying device, such as announcement number CN214665778U, is named a metal parts drying device for speaker production. In view of the problems that the drying device in the prior art has a single structure, poor drying effect on metal parts, and low drying efficiency, the following scheme is proposed, which includes a shell, the top of the shell is provided with an opening, a plurality of heating rods are fixedly installed in the opening, a fixed cover is fixedly installed on the top of the shell, a motor is fixedly installed on the top of the fixed cover, the top of the first rotating shaft is fixedly connected to the output shaft of the motor, the bottom end of the first rotating shaft extends into the fixed cover and is fixedly installed with fan blades, and a second rotating shaft is rotatably installed on one side of the shell.

[0004] However, during the use of the above-mentioned device, in order to ensure that the metal parts in the placement frame can be dried evenly, it is necessary to use a vibrating material frame to create gaps between the workpieces to ensure uniform drying. However, when the workpieces stacked on each other vibrate, their surfaces contact each other and easily produce wear marks, which affects the product quality. Therefore, we have proposed a metal parts drying device for speaker production to solve the above-mentioned problems. Utility Model Content

[0005] The purpose of the utility model is to provide a metal parts drying device for speaker production, so as to solve the problem that during the use of the existing device proposed in the above background technology, in order to make the metal parts placed in the frame to be evenly dried, it is necessary to use a vibrating material frame to create gaps between the workpieces to ensure the uniformity of drying, but when the workpieces stacked on each other vibrate, the surfaces contact each other and easily produce wear marks, which affects the finished product quality.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a metal parts drying device for speaker production, comprising a drying device body, wherein the four corners of the lower end of the drying device body are equipped with supporting feet;

[0007] Also includes:

[0008] A reversible motor is installed at the middle position of the upper end of the drying device body, the output end of the reversible motor passes through and extends to the interior of the drying device body, and is equipped with a blower impeller;

[0009] Circulating air duct baffles are installed on both sides of the drying device body, and an electric heating tube is installed between the upper ends of the circulating air duct baffles on both sides, and a plurality of electric heating tubes are provided;

[0010] A tray is arranged at a middle position inside the main body of the drying device, a plurality of trays are provided, and the plurality of trays are stacked, and a ventilation mesh plate is arranged inside the tray;

[0011] An electrically controlled dehumidification valve is arranged on one side of the reversible motor, a temperature and humidity sensor is arranged at the front end of the electrically controlled dehumidification valve, and a detection end of the temperature and humidity sensor penetrates and extends to the interior of the drying device body;

[0012] An electrically controlled fresh air valve is arranged on the other side of the reversible motor. A pressure sensor is arranged at the front end of the electrically controlled fresh air valve, and a detection end of the pressure sensor penetrates and extends to the interior of the drying device body.

[0013] Preferably, the bottom surface of the inner wall of the drying device body and the four corners of the upper end of the tray are provided with connecting rods, and the four corners of the lower end of the tray are installed with positioning feet, and the interior of the positioning feet is provided with connecting grooves.

[0014] Preferably, handles are installed on both sides of the upper end of the tray.

[0015] Preferably, a ceramic insulation layer is provided on the inner wall of the drying device body.

[0016] Preferably, a door is installed at the front end of the drying device body, one side of the door is rotatably connected to the drying device body through a hinge, and the other side of the door is locked and connected to the drying device body through a pop-up lock.

[0017] Preferably, a controller is provided on one side of the drying device body.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] The utility model adopts a tray to lay out the metal parts of the speaker, and the tray adopts a ventilated mesh plate for support, which is convenient for hot air circulation. During drying, the controller first drives the reversible motor to rotate forward, driving the blower impeller to exhaust air downward, and cooperating with the electric heating pipe, hot air flowing from top to bottom is formed in the cavity. After the hot air reaches the bottom of the cavity, it can return to the blower impeller along the flow channel between the circulating air duct partitions on both sides to realize circulating heating, so as to reduce energy consumption. After running for a period of time, the controller drives the reversible motor to rotate reversely, driving the blower impeller to exhaust air upward, and cooperating with the electric heating pipe, hot air flowing from bottom to top is formed in the cavity, so that the metal parts are heated from the upper part to the lower part, and the hot air circulation is cooperated to improve the drying efficiency, which solves the problem that in the use of the existing device, in order to make the metal parts in the placement frame to be evenly dried, a vibrating material frame needs to be used to create gaps between the workpieces to ensure the drying uniformity, but when the workpieces stacked on each other vibrate, the surfaces contact each other and easily produce wear marks, which affects the finished product quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0022] Figure 3 This is a schematic diagram of the forward rotating wind direction of the reversible motor of the utility model;

[0023] Figure 4 This is a schematic diagram of the reverse rotation wind direction of the reversible motor of the utility model;

[0024] In the figure: 1. Drying device body; 2. Support feet; 3. Controller; 4. Box door; 5. Hinge; 6. Bounce lock; 7. Reversible motor; 8. Electric dehumidification valve; 9. Electric fresh air valve; 10. Temperature and humidity sensor; 11. Pressure sensor; 12. Ceramic insulation layer; 13. Circulating air duct partition; 14. Blower impeller; 15. Electric heating tube; 16. Tray; 17. Positioning feet; 18. Ventilation mesh; 19. Connecting rod; 20. Handle; 21. Connecting groove. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0026] See also Figure 1-4 The utility model provides an embodiment: a metal parts drying device for speaker production, comprising a drying device body 1, and support feet 2 are installed at the four corners of the lower end of the drying device body 1;

[0027] Also includes:

[0028] A reversible motor 7 is installed at the middle position of the upper end of the drying device body 1. The output end of the reversible motor 7 passes through and extends to the interior of the drying device body 1 and is equipped with a blower impeller 14.

[0029] The circulating air duct baffles 13 are installed on both sides of the drying device body 1, and an electric heating tube 15 is installed between the upper ends of the circulating air duct baffles 13 on both sides, and a plurality of electric heating tubes 15 are provided;

[0030] A tray 16 is disposed at a middle position inside the drying device body 1. A plurality of trays 16 are provided, and the plurality of trays 16 are stacked. A ventilation mesh plate 18 is provided inside the tray 16.

[0031] An electrically controlled dehumidification valve 8 is arranged on one side of the reversible motor 7. A temperature and humidity sensor 10 is arranged at the front end of the electrically controlled dehumidification valve 8, and a detection end of the temperature and humidity sensor 10 penetrates and extends to the interior of the drying device body 1;

[0032] The electrically controlled fresh air valve 9 is arranged on the other side of the reversible motor 7 . A pressure sensor 11 is arranged at the front end of the electrically controlled fresh air valve 9 , and the detection end of the pressure sensor 11 penetrates and extends to the interior of the drying device body 1 .

[0033] See also Figure 4 The bottom surface of the inner wall of the drying device body 1 and the four corners of the upper end of the tray 16 are provided with connecting rods 19, and the four corners of the lower end of the tray 16 are installed with positioning feet 17, and the interior of the positioning feet 17 is provided with connecting grooves 21. The bottom tray 16 can be plugged and connected with the connecting rod 19 on the bottom surface of the inner wall of the drying device body 1 through the connecting grooves 21 in the positioning feet 17 at the four corners of the lower end to ensure stability. Afterwards, the corresponding number of trays 16 can be stacked according to the number of metal parts, and the trays 16 are also plugged and connected through the connecting rod 19 at the top and the positioning feet 17 at the bottom.

[0034] See also Figure 2 Handles 20 are installed on both sides of the upper end of the tray 16. The arrangement of the handles 20 makes the tray 16 more convenient to carry.

[0035] See also Figure 2 A ceramic insulation layer 12 is provided on the inner wall of the drying device body 1, and the ceramic insulation layer 12 improves the heating and drying efficiency.

[0036] See also Figure 1 A door 4 is installed at the front end of the drying device body 1. One side of the door 4 is rotatably connected to the drying device body 1 through a hinge 5, and the other side of the door 4 is locked and connected to the drying device body 1 through a pop-up lock 6. The door 4 adopts a hinge 5 structure to cooperate with the pop-up lock 6 to open and close, which is easy to use.

[0037] See also Figure 1 A controller 3 is provided on one side of the drying device body 1, and the controller 3 is used to receive information fed back by the temperature and humidity sensor 10 and the pressure sensor 11, so as to control the switching of the electric-controlled dehumidification valve 8 and the electric-controlled fresh air valve 9 according to the parameter threshold, and can switch the rotation direction of the reversible motor 7.

[0038] Working principle: When in use, lay the metal parts of the speaker flat on the tray 16, open the door 4, and stack the trays 16 in the drying device in turn. When stacking, the bottom tray 16 can be plugged and connected with the connecting rod 19 on the bottom surface of the inner wall of the drying device body 1 through the connecting grooves 21 in the four corner positioning feet 17 at the lower end to ensure stability. Then, according to the number of metal parts, a corresponding number of trays 16 are stacked. The trays 16 are also plugged and connected through the connecting rod 19 at the top and the positioning feet 17 at the bottom. After completion, the door 4 is closed, and the reversible motor 7 is driven by the controller 3 to rotate forward, driving the blower impeller 14 to exhaust air downward, and cooperating with the electric heating tube 15, hot air flowing from top to bottom is formed in the cavity. After the hot air reaches the bottom of the chamber, it can return to the blower impeller 14 along the flow channel between the circulating air duct partitions 13 on both sides to achieve circulating heating to reduce energy consumption. During the process, the temperature and humidity sensor 10 and the pressure sensor 11 can detect the temperature, humidity and pressure conditions in the chamber in real time, and feed the data back to the controller 3. The controller 3 controls the electric control dehumidification valve 8 and the electric control fresh air valve 9 to autonomously switch and adjust based on the parameter threshold. After running for a period of time, the controller 3 drives the reversible motor 7 to rotate in reverse, driving the blower impeller 14 to draw air upward, and cooperating with the electric heating tube 15, so that hot air is formed from bottom to top in the chamber, so that the metal parts are heated from the top to the bottom, and the hot air circulation is coordinated to improve the drying efficiency.

[0039] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A metal parts drying device for speaker production, comprising a drying device body (1), wherein four corners of the lower end of the drying device body (1) are provided with supporting feet (2); Features: Also includes: A reversible motor (7) is installed at a middle position of the upper end of the drying device body (1), the output end of the reversible motor (7) passes through and extends into the interior of the drying device body (1), and is equipped with a blower impeller (14); Circulating air duct partitions (13) are installed on both sides of the drying device body (1), and an electric heating tube (15) is installed between the upper ends of the circulating air duct partitions (13) on both sides, and a plurality of electric heating tubes (15) are provided; A tray (16) is arranged at a middle position inside the drying device body (1), a plurality of trays (16) are provided, and the plurality of trays (16) are stacked, and a ventilation mesh plate (18) is arranged inside the tray (16); An electrically controlled dehumidification valve (8) is arranged on one side of the reversible motor (7), a temperature and humidity sensor (10) is arranged at the front end of the electrically controlled dehumidification valve (8), and a detection end of the temperature and humidity sensor (10) penetrates and extends into the interior of the drying device body (1); An electrically controlled fresh air valve (9) is arranged on the other side of the reversible motor (7), and a pressure sensor (11) is arranged at the front end of the electrically controlled fresh air valve (9), and a detection end of the pressure sensor (11) penetrates and extends into the interior of the drying device body (1).

2. The metal parts drying device for speaker production according to claim 1, characterized in that: Connecting rods (19) are provided on the bottom surface of the inner wall of the drying device body (1) and the four corners of the upper end of the tray (16). Positioning feet (17) are installed at the four corners of the lower end of the tray (16). The interior of the positioning feet (17) is provided with connecting grooves (21).

3. The metal parts drying device for speaker production according to claim 1 is characterized in that: Handles (20) are installed on both sides of the upper end of the tray (16).

4. The metal parts drying device for speaker production according to claim 1 is characterized in that: A ceramic heat-insulating layer (12) is provided on the inner wall of the drying device body (1).

5. The metal parts drying device for speaker production according to claim 1 is characterized in that: A door (4) is installed at the front end of the drying device body (1); one side of the door (4) is rotatably connected to the drying device body (1) via a hinge (5); and the other side of the door (4) is locked and connected to the drying device body (1) via a pop-up lock (6).

6. The metal parts drying device for speaker production according to claim 1, characterized in that: A controller (3) is provided on one side of the drying device body (1).

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