阅读说明：本技术 一种铁氧体磁芯热风循环烧结系统 (Ferrite core heated air circulation sintering system ) 是由 郭皓 黄刚 李崇华 于 2020-05-11 设计创作，主要内容包括：本发明涉及一种铁氧体磁芯热风循环烧结系统,包括烧结仓以及预热仓,所述烧结仓的开口端安装有隔离盖,所述烧结仓远离所述隔离盖的一端固定有出气管,每组所述气槽的侧面设置有多组排气口,每组所述排气口开设在所述预热仓的内壁上,所述预热仓安装所述进气管处开设有连接孔,所述连接孔一侧设置有多组连接管,所述连接管远离所述连接孔的一端安装在所述气槽的内部,所述烧结仓以及所述预热仓内部设置有多组固定架,所述固定架上滑动安装有磁芯放置架,通过打开球阀,使出气管和进气管之间接通,借助连接孔和连接管将热量输送到气槽的内部,通过气槽侧面设置的多组排气口,使热量均匀分布在预热仓的内部,对预热仓内部磁性进行均匀加热。(The invention relates to a ferrite core hot air circulation sintering system, which comprises a sintering bin and a preheating bin, wherein an isolation cover is arranged at the opening end of the sintering bin, an air outlet pipe is fixed at one end of the sintering bin, which is far away from the isolation cover, a plurality of groups of air outlets are arranged on the side surface of each group of air grooves, each group of air outlets is arranged on the inner wall of the preheating bin, a connecting hole is arranged at the position of the preheating bin, where the air inlet pipe is arranged, a plurality of groups of connecting pipes are arranged at one side of the connecting hole, one end of each connecting pipe, which is far away from the connecting hole, is arranged in each air groove, a plurality of groups of fixing frames are arranged in the sintering bin and the preheating bin, a magnetic core placing frame is slidably arranged on each fixing frame, the air outlet pipe and the air inlet pipe are communicated, the heat is uniformly distributed in the preheating bin, and the magnetism in the preheating bin is uniformly heated.)

1. The utility model provides a ferrite core heated air circulation sintering system, includes sintering storehouse (1) and preheating storehouse (4), its characterized in that: the sintering device is characterized in that an isolation cover (2) is installed at the open end of the sintering bin (1), one end of the sintering bin (1) far away from the isolation cover (2) is fixedly provided with an air outlet pipe (3), the side face of the sintering bin (1) is provided with preheating bins (4) side by side, one end of each preheating bin (4) is fixedly provided with an air inlet pipe (5), a ball valve (6) is installed between each air inlet pipe (5) and the air outlet pipe (3), a plurality of groups of air grooves (7) are formed in the preheating bin (4), a plurality of groups of air outlets (8) are formed in the side face of each group of air grooves (7), each group of air outlets (8) is formed in the inner wall of the preheating bin (4), the air inlet pipe (5) is installed in the preheating bin (4), a plurality of groups of connecting pipes (10) are arranged on one side of each connecting hole (9), one end of each connecting pipe (10) far away from the connecting, the sintering bin (1) and the preheating bin (4) are internally provided with a plurality of groups of fixing frames (11), and the fixing frames (11) are provided with magnetic core placing frames (12) in a sliding mode.

2. The ferrite core hot air circulation sintering system of claim 1, wherein: the sintering bin (1) is internally provided with a heating sintering device, the external shapes of the sintering bin (1) and the preheating bin (4) are the same, and the sintering bin (1) and the preheating bin (4) are symmetrically arranged relative to the ball valve (6).

3. The ferrite core hot air circulation sintering system of claim 1, wherein: the air outlet pipe (3) and the air inlet pipe (5) are connected with the ball valve (6) through bolts, and the built-in hole diameters of the air outlet pipe (3) and the air inlet pipe (5) are the same.

4. The ferrite core hot air circulation sintering system of claim 1, wherein: the interior of the preheating bin (4) is provided with a plurality of groups of air grooves (7) at equal angles, each group of air grooves (7) is provided with a plurality of groups of air outlets (8) at equal intervals, and the air outlets (8) are in a circular hole shape.

5. The ferrite core hot air circulation sintering system of claim 1, wherein: the preheating bin (4) is in a detachable structure formed between the connecting hole (9) and the air inlet pipe (5), and a plurality of groups of connecting pipes (10) are arranged on one side of the connecting hole (9) at equal angles.

6. The ferrite core hot air circulation sintering system of claim 1, wherein: the cross section of the connecting pipe (10) is of an arc-shaped structure, and the connecting pipe (10) and the preheating bin (4) are of an integrated structure.

7. The ferrite core hot air circulation sintering system of claim 1, wherein: the fixing frame (11) is distributed in the preheating bin (4) in a triangular shape, and a sliding structure is formed between the fixing frame (11) and the magnetic core placing frame (12).

Technical Field

The invention relates to the technical field of ferrite cores, in particular to a hot air circulation sintering system for a ferrite core.

Background

The ferrite magnetic core is a high-frequency magnetic conductive material, mainly comprises three metal elements of iron, manganese and zinc, is mainly applied to equipment such as a high-frequency transformer, a high-frequency magnetic ring and the like, and is used for increasing the magnetic permeability and improving the quality factor of inductance.

The sintering process directly influences the grain size, the pore size and the shape and the distribution of a grain boundary in the microstructure, further influences the performance of materials, and improves the performance of the magnetic core by sintering the magnetic core, thereby prolonging the service life of the magnetic core.

The existing device has the following defects:

1. an isolation mechanism is not arranged in the sintering device, and the isolation and the transmission of generated heat cannot be adjusted in real time;

2. in the process of sintering the magnetic core, the heat continuously generated in the sintering device can not uniformly preheat the magnetic core to be treated.

Disclosure of Invention

The invention provides a hot air circulation sintering system of a ferrite core, aiming at the technical problems in the prior art.

The technical scheme for solving the technical problems is as follows: a ferrite core hot air circulation sintering system comprises a sintering bin and a preheating bin, wherein an isolation cover is arranged at the opening end of the sintering bin, an air outlet pipe is fixed at one end of the sintering bin far away from the isolation cover, a preheating bin is arranged on the side surface of the sintering bin side by side, an air inlet pipe is fixed at one end of the preheating bin, a ball valve is arranged between the air inlet pipe and the air outlet pipe, a plurality of groups of air grooves are arranged in the preheating bin, a plurality of groups of air outlets are arranged on the side surface of each group of air grooves, each group of air outlets is arranged on the inner wall of the preheating bin, the preheating bin is provided with a connecting hole at the position where the air inlet pipe is arranged, one side of the connecting hole is provided with a plurality of groups of connecting pipes, the one end that the connecting pipe kept away from the connecting hole is installed the inside of gas tank, the sintering storehouse and the inside multiunit mount that is provided with of preheating storehouse, slidable mounting has the magnetic core rack on the mount.

Preferably, in the above ferrite core hot air circulation sintering system, a heating sintering device is disposed in the sintering bin, the external shapes of the sintering bin and the preheating bin are the same, and the sintering bin and the preheating bin are symmetrically arranged with respect to the ball valve.

Preferably, in the above hot air circulation sintering system for a ferrite core, the air outlet pipe and the air inlet pipe are connected with the ball valve through bolts, and the inner apertures of the air outlet pipe and the air inlet pipe are the same.

Preferably, in the above ferrite core heated air circulation sintering system, a plurality of groups of air grooves are formed in the preheating bin at equal angles, a plurality of groups of air outlets are formed in each group of air grooves at equal intervals, and the air outlets are circular holes.

Preferably, in the above ferrite core heated air circulation sintering system, the preheating chamber and the air inlet pipe form a detachable structure through the connecting hole, and a plurality of groups of connecting pipes are arranged at equal angles on one side of the connecting hole.

Preferably, in the above ferrite core heated air circulation sintering system, the cross section of the connecting pipe is of an arc structure, and the connecting pipe and the preheating bin are of an integrated structure.

Preferably, in the above ferrite core hot air circulation sintering system, the fixing frame is distributed in the preheating bin in a triangular shape, and a sliding structure is formed between the fixing frame and the core placing frame.

The invention has the beneficial effects that: through opening the ball valve, make the switch-on between outlet duct and the intake pipe, carry the inside of gas tank with the help of connecting hole and connecting pipe with the heat, through the multiunit gas vent that the gas tank side set up, make heat evenly distributed in the inside of preheating the storehouse, carry out the even heating to preheating the inside magnetism in storehouse, open the isolation lid that sintering storehouse set up before again, through closing the ball valve, switch-on between outlet duct and the intake pipe cuts off, make the inside heat in sintering storehouse not carrying the inside in preheating the storehouse.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic structural diagram of the sintering bin and the preheating bin of the present invention in an open state;

FIG. 3 is a schematic cross-sectional view of the preheating chamber according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a sintering bin; 2. an isolation cover; 3. an air outlet pipe; 4. preheating a bin; 5. an air inlet pipe; 6. a ball valve; 7. an air tank; 8. an exhaust port; 9. connecting holes; 10. a connecting pipe; 11. a fixed mount; 12. magnetic core rack.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.

As shown in fig. 1, fig. 2 and fig. 3, a ferrite core hot air circulation sintering system comprises a sintering bin 1 and a preheating bin 4, an isolation cover 2 is installed at the open end of the sintering bin 1, an air outlet pipe 3 is fixed at one end of the sintering bin 1 far away from the isolation cover 2, the preheating bin 4 is arranged on the side surface of the sintering bin 1 side by side, an air inlet pipe 5 is fixed at one end of the preheating bin 4, a ball valve 6 is installed between the air inlet pipe 5 and the air outlet pipe 3, a plurality of groups of air grooves 7 are formed in the preheating bin 4, a plurality of groups of exhaust ports 8 are arranged on the side surface of each group of air grooves 7, each group of exhaust ports 8 is arranged on the inner wall of the preheating bin 4, a connecting hole 9 is formed at the position where the air inlet pipe 5 is installed on the preheating bin 4, a plurality of groups of connecting pipes 10 are arranged on one side of, the magnetic core placing frame 12 is slidably mounted on the fixing frame 11.

As shown in fig. 1 and 2: sintering storehouse 1 built-in heating sintering device, sintering storehouse 1 is the same with the external shape who preheats storehouse 4, sintering storehouse 1 sets up about ball valve 6 symmetry with preheating storehouse 4, the heating sintering device through the inside setting in sintering storehouse carries out sintering treatment to the magnetic core, and then change the performance of magnetic core, magnetism before not sintering is through placing the inside of preheating storehouse 4 and carrying out the preliminary treatment, pass through bolted connection between outlet duct 3 and intake pipe 5 and the ball valve 6, outlet duct 3 is the same under 5 built-in aperture sizes of intake pipe, switch-on and closing between outlet duct 3 and the intake pipe 5 are controlled through ball valve 6, and then whether the inside heat of control sintering storehouse 1 transmits the inside of preheating storehouse 4.

As shown in fig. 2 and 3: the preheating bin 4 forms a detachable structure through the connecting hole 9 and the air inlet pipe 5, one side of the connecting hole 9 is provided with a plurality of groups of connecting pipes 10 at equal angles, one end of the air inlet pipe 5 is fixed through the connecting hole 9, so that the inside of the preheating bin 4 is conveyed with heat through the air inlet pipe 5, the heat is conveyed to each position inside the preheating bin 4 by the plurality of groups of connecting pipes 10, the cross section of each connecting pipe 10 is of an arc-shaped structure, the connecting pipe 10 and the preheating bin 4 are of an integral structure, the connecting pipes 10 arranged in the arc-shaped structure can reduce material loss, a plurality of groups of air grooves 7 are arranged at equal angles inside the preheating bin 4, a plurality of groups of exhaust ports 8 are arranged on each group of air grooves 7 at equal intervals, the exhaust ports 8 are in a circular hole shape, the plurality of groups of air grooves 7 and the plurality of groups of, to preheating the even preheating treatment of the inside magnetic core in storehouse 4, mount 11 becomes the inside that the triangle-shaped distributes preheating storehouse 4, constitutes sliding construction between mount 11 and the magnetic core rack 12, through placing the magnetic core on magnetic core rack 12, install sintering storehouse 1 and preheat storehouse 4 inside with the help of mount 11 with magnetic core rack 12, seal sintering storehouse 1 and preheating storehouse 4 through isolation lid 2, make sintering storehouse 1 and preheat storehouse 4 and sinter and preheat the magnetic core.

When a ferrite core hot air circulation sintering system is used, a magnetic core is placed on a magnetic core placing frame 12, the magnetic core placing frame 12 is installed inside a sintering bin 1 and a preheating bin 4 by means of a fixing frame 11, the sintering bin 1 and the preheating bin 4 are sealed by an isolation cover 2, then a heating sintering device arranged inside the sintering bin 1 is started to perform sintering treatment on the magnetic core, the performance of the magnetic core is changed, an air outlet pipe 3 and an air inlet pipe 5 are communicated by opening a ball valve 6, heat is conveyed to the inside of an air groove 7 by means of a connecting hole 9 and a connecting pipe 10, a plurality of groups of exhaust ports 8 arranged on the side face of the air groove 7 are used for enabling the heat to be uniformly distributed inside the preheating bin 4, the magnetic core inside the preheating bin 4 is subjected to preheating treatment by means of the overflowed heat, and after the magnetic core inside the sintering bin 1 is in sintering contact, the air outlet pipe 3 and the air, the dissipation of the heat inside the sintering bin 1 is reduced.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.