CN210245302U

CN210245302U - Device for avoiding magnetic core sintering adhesion

Info

Publication number: CN210245302U
Application number: CN201921510257.6U
Authority: CN
Inventors: Shijie Lin; 林仕杰; Xinquan Song; 宋新全; Yangsheng Zheng; 郑仰胜
Original assignee: Zhuhai Jiaci Electronic Co ltd
Current assignee: Zhuhai Jiaci Electronic Co ltd
Priority date: 2019-09-11
Filing date: 2019-09-11
Publication date: 2020-04-03
Anticipated expiration: 2029-09-11

Abstract

The utility model discloses an avoid device of magnetic core sintering adhesion. A device for avoiding sintering and adhesion of magnetic cores comprises a vibrating disk, a heat-insulating cover positioned above the vibrating disk, a material guide groove positioned on one side of the vibrating disk, a heater positioned below the heat-insulating cover and a material receiving barrel; the vibrating plate comprises a rack, a material tray fixedly arranged at the upper end of the rack, a vibrator fixedly arranged on the lower end face of the material tray and a discharge chute fixedly arranged on the outer side wall of the rack and communicated with the material tray; the middle part of charging tray is equipped with the bolster. The utility model provides an avoid equipment of magnetic core sintering adhesion has equipment structure simple, convenient operation, and is with low costs, efficient, advantage that the product percent of pass is high.

Description

Device for avoiding magnetic core sintering adhesion

Technical Field

The utility model relates to an electronic components prepares technical field, especially relates to a device of avoiding magnetic core sintering adhesion.

Background

The high-performance nickel-zinc soft magnetic ferrite magnetic core element has the characteristics of low loss, high saturation magnetic flux density, high efficiency and the like under high frequency, and various inductors, transformers, chokes, filters, inverters and the like which are manufactured by taking the high-performance nickel-zinc soft magnetic ferrite magnetic core element as a core are widely applied to the fields of intelligent household appliances, communication, electric light sources, automobile electronics, new photovoltaic energy and the like.

At present, the production process of the nickel-zinc ferrite magnetic core generally comprises the steps of pulverizing, molding, sintering, grinding, sorting and packaging. In order to reduce the production cost, the magnetic core is generally subjected to stacking or stacking in the sintering process so as to improve the sintering efficiency. However, in the high-temperature sintering process, impurities are not easy to volatilize, and the magnetic core with compact discharge is easy to adhere, bend and deform, so that the product yield is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome prior art not enough, provide a device of avoiding magnetic core sintering adhesion, it can prevent that the magnetic core from taking place the adhesion in sintering process, improves the product percent of pass. The utility model adopts the technical proposal that:

a device for avoiding sintering and adhesion of magnetic cores comprises a vibrating disk, a heat-insulating cover positioned above the vibrating disk, a material guide groove positioned on one side of the vibrating disk, a heater positioned below the heat-insulating cover and a material receiving barrel; the vibrating plate comprises a rack, a material tray fixedly arranged at the upper end of the rack, a vibrator fixedly arranged on the lower end face of the material tray and a discharge chute fixedly arranged on the outer side wall of the rack and communicated with the material tray; the inside of charging tray is equipped with from the ascending ejection of compact track of bottom spiral gradually, the middle part of charging tray is equipped with the bolster.

Further, the heat preservation cover is arc-shaped, and one side of the heat preservation cover is connected with the upper end of the vibration disc through a connecting rod. The heat-insulating cover comprises a heat-insulating inner layer, a heat-insulating outer layer and a filling layer positioned between the heat-insulating inner layer and the heat-insulating outer layer. The surface of the heat-preservation inner layer is coated with a reflecting material coating, and the filling layer is vacuum or heat-preservation cotton.

Further, the bolster is including being fixed in the dead lever of charging tray bottom and cover establish cushion collar on the dead lever, one side that is being close to of cushion collar is equipped with the flange that upwards extends. The buffer sleeve can avoid the magnetic core to collide with the vibration disc when falling from the guide chute, and prevent the magnetic core from scraping, deforming and other damages in the conveying process.

Further, the heater is the bulb that generates heat, and bulb fixed mounting that generates heat is on the heat preservation cover or fixed mounting in vibration dish upper end, and the bulb that generates heat both can heat the magnetic core in the dry charging tray, can illuminate the condition of work piece department in the charging tray again simultaneously, makes things convenient for the staff to look over.

Furthermore, the material receiving barrel comprises an upper material receiving barrel and a lower material receiving barrel, and a grid is arranged at the bottom of the upper material receiving barrel. The connecting position of the upper material receiving barrel and the lower material receiving barrel is provided with a connecting piece, and the upper material receiving barrel and the lower material receiving barrel are detachably connected together through the connecting piece. The connecting piece is baffle plates which are symmetrically distributed along the circumference of the material collecting cylinder. Be stained with in the magnetic core with aluminium powder collects supreme receipts feed cylinder from the blown down tank of vibration dish, unnecessary aluminium powder that scatters can drop to receiving the feed cylinder down through the net in, the aluminium powder recycle of being convenient for practices thrift the cost.

The utility model provides an avoid device operation method of magnetic core sintering adhesion as follows:

s1, pouring a proper amount of aluminum powder into the middle of a tray of the vibrating tray, and opening a heating device on the heat-preserving cover;

s2, conveying the formed magnetic core to the middle part of a material tray through a material guide groove to enable the magnetic core to be in contact with aluminum powder;

s3, preliminarily drying the magnetic core with the aluminum powder adhered on the surface in a vibration disc, removing partial water, and gradually conveying the magnetic core from the lower part of the material disc to a discharge groove on the upper part of the material disc through a discharge rail of the vibration disc;

and S4, after entering the charging barrel through the discharging groove and being collected, the magnetic core enters the sintering furnace to be sintered.

Compared with the prior art, the utility model discloses following beneficial effect who is showing has:

the equipment and the method for avoiding the sintering adhesion of the magnetic core have simple equipment structure, convenient operation, low cost and high efficiency; through adding the aluminite powder in the vibration dish, mix the back with magnetic core and aluminite powder at the charging tray bottom to the charging tray micro-heating, detach the unnecessary moisture of magnetic core, be stained with the magnetic core upwards vibration ejection of compact gradually that attaches the aluminite powder, can avoid the magnetic core to be stained with and attach too much aluminite powder, cause the aluminite powder extravagant. Meanwhile, compared with traditional zirconium powder, the aluminum powder is low in cost, easy to clean and recycle and free of influence on the performance of the magnetic core.

Drawings

FIG. 1 is a schematic structural diagram of the apparatus for avoiding sintering and adhesion of magnetic cores according to the present invention;

FIG. 2 is a schematic view of the top view of the tray of the apparatus for preventing the magnetic core from sintering and adhering;

the labels in the figure are: 1-vibrating a disc; 2-a heat preservation cover; 3-a material guide groove; 4-a heating lamp; 5-collecting the barrel; 6-a frame; 7-material tray; 8-a vibrator; 9-a discharge chute; 10-a discharge rail; 11-a fixing bar; 12-a buffer sleeve; 13-a flange; 14-a connecting rod; 15-heat preservation inner layer; 16-heat preservation outer layer; 17-a filler layer; 19-charging the material receiving barrel; 20-discharging a material collecting barrel; 21-a grid; 22-a connector; 23-aluminum powder.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

As shown in fig. 1 and 2, the device for preventing sintering and adhesion of the magnetic cores comprises a vibration disk 1, a heat preservation cover 2 positioned above the vibration disk 1, a material guide chute 3 positioned at one side of the vibration disk 1, a heating lamp 4 positioned below the heat preservation cover 2 and a material receiving cylinder 5; the vibrating tray 1 comprises a rack 6, a material tray 7 fixedly arranged at the upper end of the rack 6, a vibrator 8 fixedly arranged on the lower end face of the material tray 7 and a discharge chute 9 fixedly arranged on the outer side wall of the rack 6 and communicated with the material tray 7; the inside of charging tray 7 is equipped with from the ascending ejection of compact track 10 of bottom spiral gradually, the middle part of charging tray 7 is equipped with the bolster. The buffer piece comprises a fixed rod 11 fixed on the material tray 7 and a buffer sleeve 12 sleeved on the fixed rod 11, and one side of the buffer sleeve 12 close to the material guide groove 3 is provided with an upward extending flange 13.

The heat preservation cover 2 is arc-shaped, and one side of the heat preservation cover 2 is connected with the upper end of the vibration plate 1 through a connecting rod 14. The heat-insulating cover 2 comprises a heat-insulating inner layer 15, a heat-insulating outer layer 16 and a filling layer 17 positioned between the heat-insulating inner layer 15 and the heat-insulating outer layer 16. The surface of the heat-preservation inner layer 15 is coated with a reflecting material coating, and the filling layer 17 is vacuum.

The material receiving barrel 5 comprises an upper material receiving barrel 19 and a lower material receiving barrel 20, and a grid 21 is arranged at the bottom of the upper material receiving barrel 19. The connecting position of the upper material receiving cylinder 19 and the lower material receiving cylinder 20 is provided with a connecting piece 22, and the upper material receiving cylinder 19 and the lower material receiving cylinder 20 are detachably connected together through the connecting piece 22. The connecting pieces 22 are baffle plates symmetrically distributed along the circumference of the material receiving cylinder 5. The magnetic cores stained with the aluminum powder are collected into the upper receiving barrel 19 from the discharge chute 9 of the vibrating disk 1, and the redundant scattered aluminum powder can fall into the lower receiving barrel 20 through the grids 21, so that the aluminum powder can be conveniently recycled, and the cost is saved.

s1, pouring a proper amount of aluminum powder 23 into the middle of the material tray 7 of the vibrating tray 1, and turning on the heater on the heat-preserving cover 2;

s2, conveying the formed magnetic core to the middle part of the material tray 7 through the material guide groove 3 to enable the magnetic core to be in contact with the aluminum powder 23;

s3, primarily drying the magnetic core with the aluminum powder adhered on the surface in the vibration disc 1, removing partial water, and gradually conveying the magnetic core from the lower part of the material disc 7 to the discharge groove 9 on the upper part of the material disc 7 through the discharge rail 10 of the vibration disc 1;

and S4, the magnetic core enters the material collecting barrel 5 through the discharging groove 9 to be collected, and then enters the sintering furnace to be sintered.

The present invention has been described in detail with reference to the specific embodiments. However, the present invention is not limited to the above description. Within the knowledge of a person skilled in the art, variations are possible without departing from the inventive concept, which falls within the scope of the invention.

Claims

1. The utility model provides a avoid device of magnetic core sintering adhesion which characterized in that: the device comprises a vibration disk, a heat preservation cover positioned above the vibration disk, a material guide groove positioned on one side of the vibration disk, a heater positioned below the heat preservation cover and a material receiving barrel; the vibrating plate comprises a rack, a material tray fixedly arranged at the upper end of the rack, a vibrator fixedly arranged on the lower end face of the material tray and a discharge chute fixedly arranged on the outer side wall of the rack and communicated with the material tray; the inside of charging tray is equipped with from the ascending ejection of compact track of bottom spiral gradually, the middle part of charging tray is equipped with the bolster.

2. The apparatus of claim 1, wherein the apparatus further comprises: the heat preservation cover is arc-shaped, and one side of the heat preservation cover is connected to the upper end of the vibration plate through a connecting rod.

3. The apparatus of claim 2, wherein the apparatus further comprises: the heat-insulating cover comprises a heat-insulating inner layer, a heat-insulating outer layer and a filling layer positioned between the heat-insulating inner layer and the heat-insulating outer layer.

4. The apparatus of claim 3, wherein the apparatus further comprises: the buffer piece comprises a fixed rod and a buffer sleeve, the fixed rod is fixed to the bottom of the material tray, the buffer sleeve is sleeved on the fixed rod, and a flange extending upwards is arranged on one side, close to the material guide groove, of the buffer sleeve.

5. The apparatus of claim 4, wherein the apparatus further comprises: the heater is a heating bulb which is fixedly arranged on the heat-insulating cover or at the upper end of the vibrating disk.

6. The apparatus of claim 5, wherein the apparatus further comprises: the material receiving barrel comprises an upper material receiving barrel and a lower material receiving barrel, and a grid is arranged at the bottom of the upper material receiving barrel; the connecting position of the upper material receiving barrel and the lower material receiving barrel is provided with a connecting piece, and the upper material receiving barrel and the lower material receiving barrel are detachably connected together through the connecting piece.