Electromagnetic induction heating device

Abstract

The utility model relates to the technical field of electromagnetic induction heating, and discloses an electromagnetic induction heating device which comprises a machine body, a coil is installed at the side end of the machine body, a translation mechanism is arranged in an installation groove, and two sets of limiting mechanisms used for limiting metal building materials are arranged at the outer end of the translation mechanism. According to the metal building material welding device, the coil, the translation mechanism, the limiting mechanisms and the abutting mechanisms are arranged in a matched mode, so that two sets of metal building materials to be welded can be directly located in the center of the coil after being installed in the coil, and the metal building materials to be welded can be conveniently welded. At the moment, the welding end surfaces of the two groups of metal building materials can be automatically aligned, so that when the machine body is started to heat and weld the two groups of metal building materials by the coil, the deviation condition is avoided, and the condition that the welding parts of the metal building materials are not uniformly heated when the coil is used for heating and welding the metal building materials is avoided; therefore, the welding quality is prevented from being influenced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electromagnetic induction heating, specifically, and relates to an electromagnetic induction heating device. BACKGROUND

[0002] An electromagnetic induction heating device is a device that converts electrical energy into heat energy using the principle of electromagnetic induction. The working principle of the electromagnetic induction heating device is based on Faraday's law of electromagnetic induction. When an alternating current flows through the coil of the heater, a changing magnetic field is generated around the coil. When conductive materials (such as metals) are placed in this changing magnetic field, eddy currents (i.e. closed current loops) are generated inside the materials. These eddy currents flow within the metal and generate heat due to the electrical resistance of the metal, thereby heating the metal. The electromagnetic induction heating device mainly consists of a coil, a power supply, a cooling system, and a control system. The electromagnetic induction heating device is widely used in various fields, including but not limited to: metal processing: such as hardening, annealing, welding, smelting, etc.; plastic and rubber manufacturing: for plastic welding, hot cutting, etc.; household and commercial kitchens: for heating cookware, such as frying pans, hot pots, etc.; medical devices: for sterilization and heating of medical equipment; other industrial fields: such as textiles, printing and dyeing, metallurgy, light industry, machinery, boilers, food processing, etc.

[0003] The existing electromagnetic induction heating device has difficulty in positioning the metal building material at the center of the coil during welding and processing of the metal building material. If the metal building material is offset within the coil, the coil may not evenly heat the welding part of the metal building material during welding, thereby affecting the welding quality. Therefore, an electromagnetic induction heating device is needed to solve the above problems. SUMMARY

[0004] The utility model discloses a kind of electromagnetic induction heating devices, to solve the problem that the existing electromagnetic induction heating device in prior art is difficult to make metal building material be located at the center of coil during welding and processing of the metal building material, if metal building material is offset within the coil, coil is heated and welded to the welding part of metal building material Easy to appear uneven heating, thereby affecting the welding quality.

[0005] The utility model provides the following technical scheme: a kind of electromagnetic induction heating device, including body, the side end of the body is vertically provided with installation slot, the side end of the body is installed with coil, the inside of the installation slot is equipped with translation mechanism, the outer end of the translation mechanism is equipped with two groups of limiting mechanism for limiting metal building material, the inner side of each group of limiting mechanism is equipped with several pressing mechanisms for pressing metal building material.

[0006] As the above technical scheme is preferred, the translation mechanism includes a motor, the motor is fixedly installed at the top end of the body, the output end of the motor is provided with a bidirectional threaded rod, the bidirectional threaded rod is rotatably arranged between the inner top end and the inner bottom end of the installation groove, and the outer end of the bidirectional threaded rod is threadedly connected with two groups of rectangular nuts.

[0007] As the above technical scheme is preferred, the limiting mechanism includes a connecting plate, the connecting plate is installed at the bottom end of the rectangular nut through bolts, the side end of the connecting plate is fixedly connected with an extension plate, and the side end of the extension plate is fixedly connected with a limiting ring.

[0008] As the above technical scheme is preferred, the inner side of the limiting ring is provided with a plurality of circular grooves, and the side end of each circular groove is provided with a circular port.

[0009] As the above technical scheme is preferred, the limiting mechanism includes a spring, the spring is fixedly connected at the inner side end of the circular groove, the side end of the spring is fixedly connected with a circular plate, and the side end of the circular plate is fixedly connected with a circular rod.

[0010] As the above technical scheme is preferred, the circular rod is inserted into the circular port, and the side end of the circular rod is provided in a circular head type.

[0011] As the above technical scheme is preferred, the extension plate is provided in an L-shaped form.

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

[0013] The utility model discloses a coil, translation mechanism, limiting mechanism and the cooperation of pressing mechanism, after the installation of two groups of metal building materials to be welded in the coil, can be directly located at the center portion of the coil, at this moment, the welding end face of two groups of metal building materials can also be automatically aligned, so when the body starts and the coil carries out heating welding between two groups of metal building materials, the offset situation does not appear, thereby avoiding the uneven heating of the metal building material welding part when the coil carries out heating welding to the metal building material, thereby avoiding the influence on the welding quality. ACCURACY OF DRAWINGS

[0014] Figure 1 It is a kind of electromagnetic induction heating device's overall structure schematic diagram;

[0015] Figure 2 It is a kind of electromagnetic induction heating device's limiting mechanism overall structure schematic diagram;

[0016] Figure 3 It is a kind of electromagnetic induction heating device's limiting mechanism sectional structure schematic diagram;

[0017] Figure 4 It is Figure 3 Local enlarged structure schematic diagram of A.

[0018] In the figure: 1, body; 101, mounting groove; 2, coil; 3, translation mechanism; 301, motor; 302, bidirectional threaded rod; 303, rectangular threaded sleeve; 4, limiting mechanism; 401, connecting plate; 402, extension plate; 403, limiting ring; 404, circular groove; 405, round port; 5, pressing mechanism; 501, spring; 502, circular plate; 503, circular rod. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the utility model.

[0020] As Figures 1-4 shown, the utility model provides a kind of technical scheme: a kind of electromagnetic induction heating device, including body 1, body 1 is electromagnetic induction heating device in prior art, the side end of body 1 is vertically provided with mounting groove 101, the side end of body 1 is equipped with coil 2, body 1 can be realized to the welding of metal building material in cooperation with coil 2, the inside of mounting groove 101 is equipped with translation mechanism 3, the outer end of translation mechanism 3 is equipped with two groups of limiting mechanism 4 for limiting metal building material, the inner side of each group of limiting mechanism 4 is equipped with several pressing mechanisms 5 for pressing metal building material, in implementation, by the cooperation of coil 2, translation mechanism 3, limiting mechanism 4 and pressing mechanism 5, after being installed in coil 2 after two groups of metal building materials to be welded, it can be directly located in the center portion of coil 2, at this time, the welding end surface of two groups of metal building materials can also be automatically aligned, so when body 1 starts and makes coil 2 heat welding between two groups of metal building materials, offset situation does not appear, so as to avoid the situation that metal building material welding portion is easily unevenly heated when coil 2 heats and welds metal building material, to avoid affecting welding quality.

[0021] As a kind of implementation in the embodiment, as Figure 1 、 Figure 2 and Figure 4As shown, the translation mechanism 3 comprises a motor 301 fixedly installed at the top end of the body 1, a bidirectional threaded rod 302 is installed at the output end of the motor 301, the bidirectional threaded rod 302 is rotationally arranged between the inner top end and the inner bottom end of the installation groove 101, two groups of rectangular nuts 303 are threadedly connected to the outer end of the bidirectional threaded rod 302, the limiting mechanism 4 comprises a connecting plate 401 which is installed at the bottom end of the rectangular nut 303 through bolts, the side end of the connecting plate 401 is fixedly connected with an extension plate 402, the extension plate 402 is L-shaped, the side end of the extension plate 402 is fixedly connected with a limiting ring 403, a plurality of circular grooves 404 are formed in the inner side of the limiting ring 403, a circular port 405 is formed in the side end of each circular groove 404, in the implementation process, the motor 301 is started to drive the bidirectional threaded rod 302 to rotate forward and reverse, at this time, since the shape of the two groups of rectangular nuts 303 is matched with the installation groove 101, when the bidirectional threaded rod 302 rotates forward and reverse, it can drive the two groups of rectangular nuts 303 to move closer or farther away in the installation groove 101, thereby driving the two groups of extension plates 402 and the two groups of limiting rings 403 to move closer or farther away, when the two groups of limiting rings 403 move closer, it is convenient for limiting and assisting welding of the shorter metal building materials, when the two groups of limiting rings 403 move farther away, it is convenient for limiting and assisting welding of the longer metal building materials, thereby the two groups of limiting rings 403 can limit the metal building materials of different lengths, so that the metal building materials of different lengths can be located at the central part of the coil 2, thereby facilitating welding of the metal building materials of different lengths.

[0022] As an embodiment in the present embodiment, as Figure 2 、 Figure 3 and Figure 4As shown, the pressing mechanism 5 comprises a spring 501 fixedly connected to the inner side end of the circular groove 404, the side end of the spring 501 is fixedly connected with a circular plate 502, the side end of the circular plate 502 is fixedly connected with a circular rod 503, the circular rod 503 is inserted into the circular opening 405, the side end of the circular rod 503 is provided in a round head type, in the implementation process, after the distance adjustment between the two sets of limiting rings 403 is completed, two sets of metal building materials with appropriate lengths are respectively placed in the top limiting ring 403 and the bottom limiting ring 403, when each set of metal building material is placed in each set of limiting ring 403, the end of the metal building material will contact the top end of each circular rod 503, since the side end of each circular rod 503 is provided in a round head type, therefore, when the end of the metal building material is inserted downward, it can conveniently press each circular rod 503 to drive each circular plate 502 to translate along the inside of the circular groove 404, at this time each circular plate 502 will press each spring 501 to shrink, at this time each circular rod 503 can press the side end of the metal building material through the springback force of the spring 501 on the circular plate 502, so as to conveniently limit the metal building materials with different thicknesses, so that the metal building materials with different thicknesses can be located at the center of the coil 2, since a plurality of circular rods 503 are arranged around the inner ring of each set of limiting ring 403, when each set of metal building material is installed in each set of limiting ring 403, it will be pressed in the center of the limiting ring 403 by the plurality of circular rods 503 in each set of limiting ring 403, and each set of limiting ring 403 is the same center as the coil 2, therefore, after the metal building material is installed in the coil 2 through the limiting ring 403, it will be directly located at the center of the coil 2, at this time the welding end face of the two sets of metal building materials can also be automatically aligned, therefore, when the machine body 1 starts to heat and weld the two sets of metal building materials through the coil 2, the offset will not occur.

[0023] Working principle: first, according to the length of the metal building materials to be welded, adjust the distance between the two sets of limiting ring 403, through the starting motor 301 drive bidirectional screw rod 302 positive and negative rotation, at this time, due to the two sets of rectangular nut 303 shape and installation groove 101 is adapted, so when the bidirectional screw rod 302 positive and negative rotation, can drive two sets of rectangular nut 303 in the installation groove 101 closer and farther, in turn, drive two sets of extension plate 402 and two sets of limiting ring 403 between the closer and farther, when the two sets of limiting ring 403 between the closer and farther, can be convenient for the shorter metal building materials for limiting auxiliary welding, when the two sets of limiting ring 403 between the farther and farther, can be convenient for the longer metal building materials for limiting auxiliary welding, when the distance between the two sets of limiting ring 403 adjustment is completed, the appropriate length of two sets of metal building materials are placed in the top limiting ring 403 and the bottom limiting ring 403, when each set of metal building materials placed in each limiting ring 403, the end of the metal building materials will contact each circular rod 503 top, because each circular rod 503 side end for round head type setting, thus can be convenient for metal building materials end downward insertion, each circular rod 503 drive each circular plate 502 along the circular groove 404 inside translation, at this time, each circular plate 502 will be pressed each spring 501 shrink, at this time, each circular rod 503 through the spring 501 on the rebound force of circular plate 502, so that each circular rod 503 can be pressed in the side end of the metal building materials, because each limiting ring 403 in the ring a week set several circular rod 503, therefore, when each set of metal building materials installed in each limiting ring 403, will be each limiting ring 403 in the center of the ring 403 of several circular rod 503, each limiting ring 403 and coil 2 is the same center, therefore, the metal building materials through the limiting ring 403 installed in the coil 2, will be directly located in the center of the coil 2, at this time, the welding end surface of the two sets of metal building materials can also be automatically aligned, therefore, when the machine body 1 start to make the coil 2 between the two sets of metal building materials for heating welding, will not appear deviation, thereby avoiding the coil 2 for metal building materials for heating welding, prone to uneven heating of metal building materials welding part, thereby avoiding affecting the welding quality.

[0024] The above examples are only used to illustrate the technical solutions of the present application, but not limited thereto.

Claims

1. An electromagnetic induction heating device, comprising a machine body (1), a mounting groove (101) is vertically formed at the side end of the machine body (1), and a coil (2) is mounted at the side end of the machine body (1), characterized in that: The inside of the mounting groove (101) is provided with a translation mechanism (3), the outer end of the translation mechanism (3) is provided with two sets of limiting mechanisms (4) for limiting metal building materials, the inner side of each set of limiting mechanisms (4) is provided with a plurality of pressing mechanisms (5) for pressing metal building materials.

2. An electromagnetic induction heating device according to claim 1, characterised in that: The translation mechanism (3) comprises a motor (301), the motor (301) is fixedly installed at the top end of the machine body (1), the output end of the motor (301) is provided with a bidirectional threaded rod (302), the bidirectional threaded rod (302) is rotatably arranged between the inside top end and the inside bottom end of the mounting groove (101), the outer end of the bidirectional threaded rod (302) is threadedly connected with two sets of rectangular screw sleeves (303).

3. An electromagnetic induction heating device according to claim 2, wherein: The limiting mechanism (4) comprises a connecting plate (401), the connecting plate (401) is installed at the bottom end of the rectangular screw sleeve (303) through bolts, the side end of the connecting plate (401) is fixedly connected with an extension plate (402), and the side end of the extension plate (402) is fixedly connected with a limiting ring (403).

4. An electromagnetic induction heating device according to claim 3, wherein: The inner side of the limiting ring (403) is provided with a plurality of circular grooves (404), and the side end of each circular groove (404) is provided with a circular opening (405).

5. An electromagnetic induction heating device according to claim 4, wherein: The pressing mechanism (5) comprises a spring (501), the spring (501) is fixedly connected to the inside side end of the circular groove (404), the side end of the spring (501) is fixedly connected with a circular plate (502), and the side end of the circular plate (502) is fixedly connected with a circular rod (503).

6. An electromagnetic induction heating device according to claim 5, wherein: The circular rod (503) is inserted into the circular opening (405), and the side end of the circular rod (503) is provided in a round head type.

7. An electromagnetic induction heating device according to claim 3, wherein: The extension plate (402) is provided in an L-shaped structure.

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