CN209783307U - lifting type preheating device for ferrite core sintering kiln - Google Patents
lifting type preheating device for ferrite core sintering kiln Download PDFInfo
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- CN209783307U CN209783307U CN201920117822.6U CN201920117822U CN209783307U CN 209783307 U CN209783307 U CN 209783307U CN 201920117822 U CN201920117822 U CN 201920117822U CN 209783307 U CN209783307 U CN 209783307U
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Abstract
The utility model discloses a ferrite core sintering kiln over-and-under type preheating device: the preheating device comprises a preheating box body, wherein a feeding port and a discharging port are respectively arranged on the left end surface and the right end surface of the preheating box body, and the vertical height from the discharging port to the bottom of the preheating box body is greater than the vertical height from the feeding port to the bottom of the preheating box body; a lifting structure is arranged in the preheating device, and a product to be sintered is lifted to the vertical height of the discharge port from the vertical height of the feed port through the lifting structure; the product to be sintered is lifted in the preheating box body through the lifting structure, the height of the product to be sintered on the feeding conveying belt is reduced, the product to be sintered does not need to be carried to a high position manually, and the safety of the product in the sintering process is also guaranteed by the efficiency of the product to be sintered.
Description
Technical Field
The utility model relates to a ferrite core sintering technical field especially relates to a ferrite core sintering kiln over-and-under type preheating device.
Background
Sintering is a traditional process for converting a powdery material into a compact. The technology has long been used for producing ceramics, powder metallurgy, refractory materials, ultrahigh temperature materials, industrial solid waste treatment and the like. Generally, after the powder is shaped, the dense body obtained by sintering is a polycrystalline material whose microstructure is composed of crystals, vitreous bodies and pores. The sintering process directly affects the grain size, pore size and grain boundary shape and distribution in the microstructure, thereby affecting the performance of the material.
In the sintering manufacturing of the ferrite magnetic core, in order to reach good sintering temperature, a plurality of layers of thick insulating bricks are arranged in a high-temperature sintering chamber of a sintering kiln, so that a sintering channel in the high-temperature sintering chamber is higher, a conveyor belt is higher away from the ground, a large amount of labor force of workers is consumed when the products to be sintered are conveyed to the conveyor belt, the sintering production efficiency of the products is reduced, and meanwhile, the workers can have great danger when the products to be sintered are conveyed to a higher position.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects existing in the prior art, the utility model provides a ferrite core sintering kiln lifting type preheating device which can better solve the problems.
the technical scheme is as follows: in order to achieve the above object, the utility model discloses a ferrite core sintering kiln over-and-under type preheating device: the preheating device comprises a preheating box body, wherein a feeding port and a discharging port are respectively arranged on the left end surface and the right end surface of the preheating box body, and the vertical height from the discharging port to the bottom of the preheating box body is greater than the vertical height from the feeding port to the bottom of the preheating box body; a lifting structure is arranged in the preheating box body, and a product to be sintered is lifted to the vertical height of the discharge port from the vertical height of the feed port through the lifting structure; the product to be sintered is lifted in the preheating box body through the lifting structure, the height of the feeding conveying belt is reduced, manual carrying to a high place is not needed, and the safety of the product in the sintering process is also guaranteed by the efficiency of the product to be sintered.
Furthermore, the lifting structure comprises a supporting seat and a lifting platform; the supporting seat is fixedly arranged at the bottom in the preheating box body, and the lifting platform is arranged above the supporting seat in a lifting manner through a hydraulic column; a limiting groove is formed in the upper surface of the lifting platform; a transmission belt moving from the feeding port to the discharging port is arranged in the limiting groove; the conveying belt is arranged on the lifting platform, so that the product preheated in the preheating box body can enter the high-temperature sintering rotary device under the driving of the conveying belt.
Furthermore, heating devices are arranged on the left side and the right side of the lifting structure, an air outlet pipe is arranged on the side surface, close to the lifting structure, of each heating device, and the air outlet pipe horizontally sprays air to the product to be sintered on the lifting structure vertically; an air outlet channel is arranged at the top in the preheating box body, and an air inlet of the air outlet channel is arranged right above the lifting structure; an air exhaust fan is arranged in the air outlet channel; the air is heated by the heating device and then sprayed out to the product to be sintered, and the product to be sintered is preheated by hot air.
Furthermore, a ventilation channel is arranged at the bottom in the heating device, and an air inlet of the ventilation channel penetrates through the heating device and is arranged below the outer bottom of the preheating box body; the air inlet of the ventilation channel is in threaded connection with a dustproof cover, and a filtering sponge is arranged in the dustproof cover; an air suction pump is arranged on the ventilation channel; an air outlet of the ventilation channel is communicated with an air inlet at the bottom of the heating cavity, and an air outlet at the top of the heating cavity is communicated with an air outlet pipe; a plurality of heating structures are arranged in the heating cavity, and air is heated by the heating structures and then sprayed to a product to be sintered on the lifting structure; the dustproof cover is arranged on the ventilation channel of the heating device, so that the air filtering effect can be achieved.
Furthermore, the heating structure comprises a fixed seat, a heating rod and a heat conducting fin; the fixed seat is connected and arranged on the side wall of the heating cavity through threads, one end of the heating rod is fixed on the fixed seat, the other end of the heating rod is horizontally suspended, the heat conducting sheet is fixedly arranged on the heating rod, and the blade surface of the heat conducting sheet is perpendicular to the flowing direction of air in the heating cavity; a plurality of vent holes are formed in the heat conducting sheet; the efficiency of heating the air by the heating structure is promoted, and the heating device is favorable for preheating the product to be sintered.
Has the advantages that: the utility model discloses a ferrite core sintering kiln over-and-under type preheating device, through the feed port that preheats the box be less than discharge port, and preheat the box inside and be provided with elevation structure, elevation structure has played the effect of high transfer station, has both guaranteed to send into the high temperature sintering indoor with waiting to sinter the product, can reduce the height of the feeding conveyer belt of sintering kiln again, finally realizes need not artifical transport waiting to sinter the product to eminence, has improved the efficiency of waiting to sinter the product and has also guaranteed the security of product in the sintering process; the heating device and the heating structure arranged in the heating device are arranged, so that the heating structure can heat air efficiently, and the heating device can preheat a product to be sintered.
Drawings
FIG. 1 is a schematic view of the overall structure of the preheating device of the present invention;
FIG. 2 is a schematic view of a first cross-sectional structure of the preheating device of the present invention;
FIG. 3 is a schematic diagram of a second cross-sectional structure of the preheating device of the present invention;
FIG. 4 is a schematic view of the internal structure of the heating device of the present invention;
Fig. 5 is a schematic structural diagram of the heating structure of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
The lifting type preheating device for the ferrite core sintering kiln is shown in the attached drawings 1-5: comprises a preheating box body 1 and a high-temperature sintering device 2; a feeding port 11 and a discharging port 12 are respectively arranged on the left end surface and the right end surface of the preheating box body 1, and the vertical height from the discharging port 12 to the bottom of the preheating box body 1 is greater than the vertical height from the feeding port 11 to the bottom of the preheating box body 1; a feeding conveying belt 3 is arranged at the feeding port 11 of the preheating device, the upper end surface of the feeding conveying belt 3 is horizontal to the feeding port 11 of the preheating device, and the high-temperature sintering device 2 is communicated with the discharging end 12 of the preheating device through a second horizontal conveying channel 21; the preheating box body 1 is internally provided with a lifting structure 13, and a product to be sintered is lifted to the vertical height of the discharge port 12 from the vertical height of the feed port 11 through the lifting structure 13. Promote through elevation structure 13 in preheating box 1 and treat the sintering product, reduced the height on the feeding transmission band 3, need not artifical transport to the eminence, improved the efficiency of treating the sintering product and also guaranteed the security of product in sintering process.
The lifting structure 13 comprises a supporting seat 131 and a lifting platform 134; the supporting seat 131 is fixedly arranged at the bottom in the preheating box body 1, the lifting platform 134 is arranged above the supporting seat 131 in a lifting mode through the hydraulic column 132, and the lifting platform 134 is lifted through the hydraulic column 132, so that the lifting platform is convenient and controllable; a limiting groove 1341 is formed in the upper surface of the lifting platform 134; a conveying belt 1342 moving from the feeding port 11 to the discharging port 12 is arranged in the limiting groove 1341, and the conveying belt 1342 can ensure that products to be sintered enter the high-temperature sintering device 2 under the driving of the conveying belt 1342 after the products to be sintered are preheated in the preheating box body 1; still include gag lever post 133, gag lever post 133 sets up the upper surface at supporting seat 131 along length direction is perpendicular, be provided with the spacing hole with gag lever post 133 matched with on the elevating platform 134, gag lever post 133 cover is established in the spacing downthehole of elevating platform 134, and gag lever post 131 plays spacing effect to the lift of elevating platform 134.
The left side and the right side of the lifting structure 13 are provided with heating devices 14, the side surface of the heating device 14 close to the lifting structure 13 is provided with an air outlet pipe 145, and the air outlet pipe 145 horizontally injects air to the product to be sintered on the lifting structure 13 vertically; an air outlet channel 15 is arranged at the top in the preheating box body 1, and an air inlet of the air outlet channel 15 is arranged right above the lifting structure 13; an air exhaust fan is arranged in the air outlet channel 15.
A ventilation channel 142 is arranged at the bottom in the heating device 14, and an air inlet of the ventilation channel 142 passes through the heating device 14 and is arranged below the outer bottom of the preheating box body 1; the air inlet of the ventilation channel 142 is provided with a dustproof cover 141 in a threaded connection manner, a filtering sponge is arranged in the dustproof cover 141, the ventilation channel 142 is provided with an air pump 143, air is pumped into the heating device 14 from the outside through the air pump 143, solid impurities in the air are filtered through the filtering sponge on the dustproof cover 141, and the air outlet pipe 145 of the heating structure 14 is prevented from being blocked; an air outlet of the ventilation channel 142 is communicated with an air inlet at the bottom of the heating cavity, and an air outlet at the top of the heating cavity is communicated with an air outlet pipe 145; a plurality of heating structures 144 are arranged in the heating cavity, and each heating structure 144 comprises a fixed seat 1441, a heating rod 1442 and a heat conducting sheet 1443; the fixing seat 1441 is arranged on the side wall of the heating cavity in a threaded connection manner, one end of the heating rod 1442 is fixed on the fixing seat 1441, the other end of the heating rod 1442 is horizontally suspended, the heat conducting sheet 1443 is fixedly arranged on the heating rod 1442, and the blade surface of the heat conducting sheet 1443 is perpendicular to the flowing direction of air in the heating cavity; the heat conducting sheet 1443 is provided with a plurality of vent holes 1444, so that air firstly contacts with the surface of the heat conducting sheet 1443 and then passes through the vent holes 1444, the air heating efficiency of the heating structure 144 is improved, and the air can reach the preheating temperature in the heating cavity and is sprayed to the product to be sintered on the lifting structure 13 by the air outlet pipe 145.
The specific use process of the device is as follows: the height of the lifting platform 134 is adjusted through the hydraulic column 132, so that the height of the limiting groove 1341 of the lifting platform 134 is the same as the height of the upper surface of the feeding conveying belt 3, a worker places a product to be sintered on the feeding conveying belt 3, the product to be sintered is conveyed to the lifting platform 134 of the lifting structure through the feeding conveying belt 3, and the height of the lifting platform 143 is adjusted so that the air outlet pipe 145 of the heating device 14 is opposite to the air outlet and is preheated on two sides of the product to be sintered; after the preheating is completed, the height of the lifting table 134 is adjusted to be the same as the height of the second horizontal conveying channel 21, and the preheated product is conveyed onto the second horizontal conveying channel 21 by the conveying belt 1342 on the lifting table 134 so as to enter the high-temperature sintering device 2.
The above description is only a preferred embodiment of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and enhancements can be made without departing from the principles of the invention, and such modifications and enhancements are intended to be within the scope of the invention.
Claims (5)
1. The utility model provides a ferrite core sintering kiln over-and-under type preheating device which characterized in that: the preheating device comprises a preheating box body (1), wherein a feeding port (11) and a discharging port (12) are respectively arranged on the left end face and the right end face of the preheating box body (1), and the vertical height from the discharging port (12) to the bottom of the preheating box body (1) is greater than the vertical height from the feeding port (11) to the bottom of the preheating box body (1); the preheating box body (1) is internally provided with a lifting structure (13), and a product to be sintered is lifted to the vertical height of the discharge port (12) from the vertical height of the feed port (11) through the lifting structure (13).
2. The lifting preheating device for the ferrite core sintering kiln as claimed in claim 1, wherein: the lifting structure (13) comprises a supporting seat (131) and a lifting platform (134); the supporting seat (131) is fixedly arranged at the bottom in the preheating box body (1), and the lifting platform (134) is arranged above the supporting seat (131) in a lifting mode through a hydraulic column (132); a limiting groove (1341) is formed in the upper surface of the lifting platform (134); a transmission belt (1342) moving from the feeding port (11) to the discharging port (12) is arranged in the limiting groove (1341).
3. The lifting preheating device for the ferrite core sintering kiln as claimed in claim 1, wherein: heating devices (14) are arranged on the left side and the right side of the lifting structure (13), an air outlet pipe (145) is arranged on the side face, close to the lifting structure (13), of each heating device (14), and the air outlet pipe (145) horizontally injects air to a product to be sintered on the lifting structure (13) vertically; an air outlet channel (15) is arranged at the top in the preheating box body (1), and an air inlet of the air outlet channel (15) is arranged right above the lifting structure (13); an air exhaust fan is arranged in the air outlet channel (15).
4. The lifting preheating device for the ferrite core sintering kiln as claimed in claim 3, wherein: a ventilation channel (142) is arranged at the bottom in the heating device (14), and an air inlet of the ventilation channel (142) penetrates through the heating device (14) and is arranged below the outer bottom of the preheating box body (1); the air inlet of the ventilation channel (142) is provided with a dustproof cover (141) in a threaded connection mode, and a filtering sponge is arranged in the dustproof cover (141); an air suction pump (143) is arranged on the ventilation channel (142); an air outlet of the ventilation channel (142) is communicated with an air inlet at the bottom of the heating cavity, and an air outlet at the top of the heating cavity is communicated with an air outlet pipe (145); a plurality of heating structures (144) are arranged in the heating cavity, and air is heated by the heating structures (144) and then sprayed to a product to be sintered on the lifting structure (13).
5. The lifting preheating device for the ferrite core sintering kiln as claimed in claim 4, wherein: the heating structure (144) comprises a fixed seat (1441), a heating rod (1442) and a heat conducting sheet (1443); the fixing seat (1441) is arranged on the side wall of the heating cavity in a threaded connection mode, one end of the heating rod (1442) is fixed to the fixing seat (1441), the other end of the heating rod (1442) is horizontally arranged in a suspended mode, the heat conducting sheet (1443) is fixedly arranged on the heating rod (1442), and the blade surface of the heat conducting sheet (1443) is perpendicular to the flowing direction of air in the heating cavity; the heat conducting sheet (1443) is provided with a plurality of vent holes (1444).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920117822.6U CN209783307U (en) | 2019-01-24 | 2019-01-24 | lifting type preheating device for ferrite core sintering kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920117822.6U CN209783307U (en) | 2019-01-24 | 2019-01-24 | lifting type preheating device for ferrite core sintering kiln |
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| Publication Number | Publication Date |
|---|---|
| CN209783307U true CN209783307U (en) | 2019-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920117822.6U Active CN209783307U (en) | 2019-01-24 | 2019-01-24 | lifting type preheating device for ferrite core sintering kiln |
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| CN (1) | CN209783307U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111378816A (en) * | 2020-04-08 | 2020-07-07 | 湖北微硕新材料有限公司 | Magnetic field heat treatment method and device for soft magnetic material magnetic core |
-
2019
- 2019-01-24 CN CN201920117822.6U patent/CN209783307U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111378816A (en) * | 2020-04-08 | 2020-07-07 | 湖北微硕新材料有限公司 | Magnetic field heat treatment method and device for soft magnetic material magnetic core |
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