Drying device for magnetic core

Abstract

The utility model discloses a magnetic core drying device which comprises a workbench, a drying box is arranged on the upper portion of the workbench, a conveying belt conveying mechanism is arranged on the portion, on the inner side of the drying box, of the upper portion of the workbench in the transverse direction, a rectangular hollowed-out part is arranged in the middle of one longitudinal side of the drying box, and air heaters are arranged on the outer surface of the top of the drying box and located on the two transverse sides of the rectangular hollowed-out part. Air boxes are arranged on the inner surface of the top of the drying box and located on the two transverse sides of the rectangular hollow, and the output ends of the air heaters communicate with the interiors of the air boxes. The beneficial effects of the utility model are that the device is reasonable in design, is simple and stable in structure, and is high in practicality; the air heater is matched with the air bellow structure, so that the magnetic cores conveyed on the conveying belt conveying mechanism are dried; and meanwhile, the magnetic cores conveyed on the conveying belt conveying mechanism can be turned over by 180 degrees, the tops of the dried magnetic cores are turned over to make contact with the conveying belt conveying mechanism, the bottoms of the magnetic cores are turned over to the upper portion to be dried, and therefore the drying effect of the magnetic cores is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of magnetic core production and processing, in particular to a drying device for magnetic cores. Background Art

[0002] The magnetic core refers to a sintered magnetic metal oxide composed of a mixture of various iron oxides. It has extremely high resistivity, low magnetic permeability of less than a few hundred, and low loss characteristics. It is used in coils and transformers of various electronic devices. After the magnetic core has gone through the two processes of grinding and cleaning, water droplets will be stained on the surface of the magnetic core, which needs to be dried.

[0003] The drying equipment used for magnetic cores in the prior art has a single function, which is to simply dry the magnetic cores by blowing hot air toward them. However, the surface of the bottom of the magnetic cores that contacts the conveying mechanism cannot be effectively dried, resulting in poor drying effect of the magnetic cores, which needs further development and improvement. Utility Model Content

[0004] The purpose of the utility model is to provide a drying device for magnetic cores in order to solve the problem that the drying equipment for magnetic cores in the prior art simply dries the magnetic cores by blowing hot air onto the magnetic cores, but the surface of the bottom of the magnetic cores in contact with the conveying mechanism cannot be effectively dried, resulting in poor drying effect of the magnetic cores.

[0005] The utility model achieves the above-mentioned purpose through the following technical solutions: a drying device for magnetic cores, comprising a workbench, a drying box is arranged on the upper part of the workbench, a conveyor belt transmission mechanism is arranged horizontally on the upper part of the workbench inside the drying box, a rectangular hollow is arranged in the middle of one longitudinal side of the drying box, a hot air blower is arranged on the outer surface of the top of the drying box on both sides of the horizontal direction of the rectangular hollow, a bellows is arranged on the inner surface of the top of the drying box on both sides of the horizontal direction of the rectangular hollow, an output end of the hot air blower is connected to the inside of the bellows, a plurality of air outlets are equidistantly arranged on the bottom of the bellows, an L-shaped lifting support plate is slidably connected in the vertical direction between the inner surfaces on both sides of the horizontal direction of the rectangular hollow, a telescopic device is arranged on the outer surface of one longitudinal side of the L-shaped lifting support plate, a supporting mounting plate is installed on the output end of the telescopic device through the L-shaped lifting support plate, a rotating motor is arranged on the surface of the supporting mounting plate on the side away from the telescopic device in the longitudinal direction, an electromagnet is installed on the rotating motor, and a lifting device is arranged between the top of the L-shaped lifting support plate and the outer surface of one longitudinal side of the drying box.

[0006] Furthermore, a control device is provided on one longitudinal side of the workbench, and the hot air blower, the telescopic device, the rotating motor, the electromagnet and the lifting device are all electrically connected to the control device.

[0007] Furthermore, a position sensor is provided on the inner surface of the drying box longitudinally away from the rectangular hollow side corresponding to the position of the electromagnet and is electrically connected to the control device.

[0008] Furthermore, the support mounting plate is provided with a guide plug rod above the telescopic device, and the guide plug rod is plug-connected with the L-shaped lifting support plate.

[0009] Furthermore, a linear bushing is provided between the guide plug-in rod and the L-shaped lifting support plate.

[0010] Compared with the prior art, the beneficial effects of the utility model are: the utility model has a reasonable design, a simple and stable structure, and strong practicality; the hot air blower and the bellows structure are coordinated to achieve the drying of the magnetic cores transmitted on the conveyor belt transmission mechanism; the L-shaped lifting support plate, the telescopic device, the support mounting plate, the rotating motor, the electromagnet and the lifting device are coordinated to achieve a 180-degree flip of the magnetic cores transmitted on the conveyor belt transmission mechanism, the top of the dried magnetic core is flipped to contact with the conveyor belt transmission mechanism, and the bottom of the magnetic core is flipped to the top for drying, so as to improve the drying effect of the magnetic core, and is suitable for popularization and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0012] Figure 2 It is the front view of the utility model;

[0013] Figure 3 for Figure 2 Schematic diagram of the cross-section structure along AA;

[0014] Figure 4 for Figure 3 Enlarged view of part B in the middle.

[0015] In the figure: 1-workbench, 2-drying box, 3-conveyor belt transmission mechanism, 4-rectangular hollow, 5-hot air blower, 6-bellows box, 7-L-type lifting support plate, 8-telescopic device, 9-support mounting plate, 10-rotating motor, 11-electromagnet, 12-lifting device, 13-control device, 14-guide plug rod. DETAILED DESCRIPTION

[0016] 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.

[0017] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0018] Combination Figures 1 to 4 A drying device for magnetic cores shown in the figure comprises a workbench 1, a drying box 2 is arranged on the top of the workbench 1, a conveyor belt transmission mechanism 3 is arranged laterally on the upper part of the workbench 1 inside the drying box 2, a rectangular hollow 4 is arranged in the middle of one longitudinal side of the drying box 2, a hot air blower 5 is arranged on both lateral sides of the rectangular hollow 4 on the top outer surface of the drying box 2, a bellows 6 is arranged on both lateral sides of the rectangular hollow 4 on the top inner surface of the drying box 2, the output end of the hot air blower 5 is connected with the inside of the bellows 6, and a plurality of air outlets are equidistantly arranged at the bottom of the bellows 6, an L-shaped lifting support plate 7 is slidably connected along the vertical direction between the inner surfaces on both lateral sides of the rectangular hollow 4, a telescopic device 8 is arranged on the outer surface of one longitudinal side of the L-shaped lifting support plate 7, a supporting mounting plate 9 is installed on the output end of the telescopic device 8 through the L-shaped lifting support plate 7, a rotating motor 10 is arranged on the surface of the supporting mounting plate 9 on the side away from the telescopic device 8 in the longitudinal direction, an electromagnet 11 is installed on the rotating motor 10, and a lifting device 12 is arranged between the top of the L-shaped lifting support plate 7 and the outer surface of one longitudinal side of the drying box 2.

[0019] A control device 13 is provided on one longitudinal side of the workbench 1, and the hot air blower 5, telescopic device 8, rotating motor 10, electromagnet 11 and lifting device 12 are all electrically connected to the control device 13 to realize the control of the working state of the hot air blower 5, telescopic device 8, rotating motor 10, electromagnet 11 and lifting device 12, wherein the telescopic device 8 and the lifting device 12 are one of servo electric cylinders or electric telescopic rods, so as to control their stroke size; a position sensor is provided on the inner surface of the drying box 2 on the side away from the rectangular hollow 4 in the longitudinal direction, which is electrically connected to the control device 13, so as to monitor the position of the magnetic core on the conveyor belt transmission mechanism 3; a guide plug-in rod 14 is provided on the support mounting plate 9 above the telescopic device 8, and the guide plug-in rod 14 is plug-connected with the L-shaped lifting support plate 7, and a linear bushing is provided between the guide plug-in rod 14 and the L-shaped lifting support plate 7 to prevent the support mounting plate 9 from rotating during the longitudinal movement.

[0020] Working principle: The magnetic cores to be dried are arranged in equal intervals and placed on the upper part of the conveyor belt transmission mechanism for transmission. After the magnetic cores enter the drying box, the hot air blower and the bellows are coordinated to blow out hot air to dry the magnetic cores. When the magnetic cores pass through the rectangular hollow part and are detected by the position sensor, the conveyor belt transmission mechanism will be controlled to stop transmitting the magnetic cores, and the lifting device will be controlled to drive the L-shaped lifting support plate to rise and fall, so that the electromagnet will rise and fall to the same height position of the magnetic cores. Then the telescopic device will be controlled to drive the magnetic cores forward and contact with the magnetic cores, and the electromagnet will be controlled to be energized. It is adsorbed on the surface of one side of the magnetic core, and then the lifting device is controlled to drive the L-shaped lifting support plate to rise to the specified height, and then the rotating motor is used to drive the magnetic core to rotate 180 degrees, so that the top and bottom of the magnetic core are switched, and then the lifting device is controlled to drive the magnetic core to descend, so that the original top of the magnetic core contacts the conveyor belt transmission mechanism, the electromagnet is controlled to be powered off, and the telescopic device drives it to retreat, and then the conveyor belt transmission mechanism continues to drive its transmission, and the hot air blower and the bellows are used to cooperate to continue drying the magnetic core after the switching position to improve the drying effect of the magnetic core.

[0021] 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.

[0022] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A drying device for magnetic cores, comprising a workbench (1), characterized in that: A drying box (2) is arranged on the upper part of the workbench (1), a conveyor belt transmission mechanism (3) is arranged on the upper part of the workbench (1) inside the drying box (2) in the transverse direction, a rectangular hollow (4) is provided in the middle of one longitudinal side of the drying box (2), a hot air blower (5) is arranged on the outer surface of the top of the drying box (2) on both sides of the transverse side of the rectangular hollow (4), a wind box (6) is arranged on the inner surface of the top of the drying box (2) on both sides of the transverse side of the rectangular hollow (4), the output end of the hot air blower (5) is connected to the inside of the wind box (6), a plurality of air outlets are arranged at equal distances at the bottom of the wind box (6), and the rectangular hollow (4) is provided with a plurality of air outlets at equal distances. An L-shaped lifting support plate (7) is slidably connected between the inner surfaces of the two lateral sides of the hollow (4) in the vertical direction, and a telescopic device (8) is arranged on the outer surface of one longitudinal side of the L-shaped lifting support plate (7). The output end of the telescopic device (8) passes through the L-shaped lifting support plate (7) and is installed with a support mounting plate (9). A rotating motor (10) is arranged on the surface of the support mounting plate (9) on the side away from the telescopic device (8) in the longitudinal direction, and an electromagnet (11) is installed on the rotating motor (10). A lifting device (12) is arranged between the top of the L-shaped lifting support plate (7) and the outer surface of one longitudinal side of the drying box (2).

2. A drying device for magnetic cores according to claim 1, characterized in that A control device (13) is provided on one longitudinal side of the workbench (1); the hot air blower (5), the telescopic device (8), the rotating motor (10), the electromagnet (11) and the lifting device (12) are all electrically connected to the control device (13).

3. A drying device for magnetic cores according to claim 2, characterized in that A position sensor is provided on the inner surface of the drying box (2) at a side longitudinally away from the rectangular hollow (4) at a position corresponding to the electromagnet (11) and is electrically connected to the control device (13).

4. A drying device for magnetic cores according to claim 1, characterized in that The support mounting plate (9) is located above the telescopic device (8) and is provided with a guide plug-in rod (14), and the guide plug-in rod (14) is plug-connected with the L-shaped lifting support plate (7).

5. A drying device for magnetic cores according to claim 4, characterized in that A linear bushing is provided between the guide plug-in rod (14) and the L-shaped lifting support plate (7).

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