CN218646039U

CN218646039U - Multi-station discharge plasma sintering furnace

Info

Publication number: CN218646039U
Application number: CN202223133147.7U
Authority: CN
Inventors: 孙矿; 徐炜
Original assignee: Shanghai Chen Hua Technology Co ltd
Current assignee: Shanghai Chen Hua Technology Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-03-17
Anticipated expiration: 2032-11-24

Abstract

The utility model provides a multistation plasma fritting furnace that discharges, including work box and mounting bracket, work box fixed mounting is on the mounting bracket, the sintering cavity has been seted up in the work box, sintering cavity top is rotated and is equipped with the dwang, the vertical downwardly extending of the other end of dwang, fixed horizontally blowing dish that is equipped with on the dwang, still be equipped with in the sintering cavity and carry out the sintering subassembly that sinters to the material in the mould on the blowing dish, the work box bottom is equipped with the drive dwang and carries out pivoted drive assembly. The utility model has the advantages of convenient sintering of connecting a plurality of materials.

Description

Multi-station discharge plasma sintering furnace

Technical Field

The utility model relates to a fritting furnace designs technical field, especially relates to a multistation discharge plasma fritting furnace.

Background

The sintering furnace is a furnace which makes solid particles of ceramic green bodies mutually bonded at high temperature, the crystal grains grow up, gaps (air holes) and crystal boundaries gradually decrease, the total volume is shrunk and the density is increased through the transmission of substances, and finally, the sintering furnace becomes a compact polycrystalline sintering body with a certain microstructure.

In the prior art, for example, the invention patent with the publication number of CN 214666072U and the name of SPS sintering furnace pressure head structure discloses that one-time heating can only sinter and heat one part of material, and then the material is replaced by personnel and then placed into a high-temperature furnace body for sintering, because long-time cooling is needed after sintering, and a part of material needs to be cooled for a period of time after sintering to be taken out, the sintering processing time is long, the processing efficiency is low, and the high-efficiency production of a factory is not facilitated.

SUMMERY OF THE UTILITY MODEL

To exist not enough among the prior art, the utility model provides a multistation discharge plasma fritting furnace for the technical problem about fritting furnace machining efficiency among the prior art low that provides in the solution background art.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a multistation discharge plasma fritting furnace, includes work box and mounting bracket, work box fixed mounting is on the mounting bracket, the sintering cavity has been seted up in the work box, sintering cavity top is rotated and is equipped with the dwang, the vertical downwardly extending of the other end of dwang, the fixed horizontally blowing dish that is equipped with on the dwang, still be equipped with in the sintering cavity and carry out the sintering subassembly that sinters to the material in the mould on the blowing dish, the work box bottom is equipped with the drive dwang and carries out pivoted drive assembly.

The working principle is as follows:

the utility model relates to a multistation discharge plasma fritting furnace, mainly used is to the sintering process of crystal material. The sintering structure proposed in the present application refers to the disclosure of patent publication No. CN106238732B entitled spark plasma sintering system, and its specific sintering method is not repeated in this application.

During installation, materials to be processed are placed in the die, the die is placed on the material placing disc in the sintering cavity in the working box, and after the placement is completed, the sintering furnace can be operated to begin to sinter the materials in the die.

During the use, at first operate drive assembly, make drive assembly drive the dwang in the sintering cavity and rotate, the dwang can further drive the blowing dish on the dwang when rotating and rotate, mould on the blowing dish rotates to between the sintering subassembly, and sinter through the material of operation sintering subassembly in to one of them mould on the blowing dish, can pass through further operation drive assembly after the sintering is accomplished, make drive assembly drive dwang and blowing dish rotate, and sinter the material that has not sintered on the blowing dish.

The beneficial effects obtained are as follows:

first, be equipped with dwang and blowing dish, can effectively make the mould material place on the blowing dish to the rotation through the dwang drives the blowing dish and rotates.

And secondly, the sintering assembly is arranged, so that materials in the mould on the material placing disc can be effectively sintered through the sintering assembly, and the sintering process of the materials is realized.

The third, be equipped with drive assembly, can effectually drive the dwang through drive assembly and rotate to the blowing dish on the further drive dwang rotates, and convenient connects incessant sintering to a plurality of materials.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of the overall construction of the interior of the work box and drive assembly of FIG. 1;

fig. 3 is a schematic structural diagram of the placing tray.

In the above drawings: 1. a work box; 2. a mounting frame; 3. sintering the cavity; 4. rotating the rod; 5. placing a tray; 6. an upper pressure head; 7. an upper electrode; 8. a lower pressure head; 9. a lower electrode; 10. an upper cylinder; 11. a lower cylinder; 12. a drive motor; 13. a connecting shaft; 14. a first pulley; 15. a second pulley; 16. a belt; 17. mounting holes; 18. a water-cooling layer; 19. an infrared temperature measuring device; 20. a control cabinet; 21. a mold; 22. and (3) feeding.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.

Example (b):

referring to fig. 1-3, the utility model relates to a multistation discharge plasma fritting furnace, including work box 1 and mounting bracket 2, 1 fixed mounting of work box is on mounting bracket 2, sintering cavity 3 has been seted up in the work box 1, 3 tops of sintering cavity are rotated and are equipped with dwang 4, the vertical downwardly extending of the other end of dwang 4, the fixed horizontally blowing dish 5 that is equipped with on dwang 4, still be equipped with in the sintering cavity 3 and carry out the sintering subassembly that sinters to material 22 in the mould 21 on the blowing dish 5, the sintering subassembly includes last pressure head 6, last electrode 7, lower pressure head 8 and bottom electrode 9, 2 fixed being equipped with in top of mounting bracket 1 of flexible end goes up the last cylinder 10 that stretches out and draws back perpendicularly to work box 1, last electrode 7 fixed mounting is served in the flexible of last cylinder 10, go up pressure head 6 fixed mounting is in the bottom of last electrode 7, and this bottom vertical slip of last pressure head 6 stretches into in sintering cavity 3, the fixed being equipped with in the bottom of flexible end work box 1 of flexible end goes up the cylinder 11 and the cylinder 11, the lower pressure head 8 corresponds the top of the vertical slip of the lower pressure head and the lower pressure head 8 and the vertical pressure head of the lower pressure head 3. The discharging tray 5 is provided with a plurality of mounting holes 17 for placing the die 21, and the lower pressing head 8 can slide through the mounting holes 17 and is abutted against the bottom of the die 21. Set up like this to can be effectual through the circular telegram of upper electrode 7 and lower electrode 9 to operation upper air cylinder 10 and lower air cylinder 11 drive upper ram 6 and lower ram 8 respectively and move towards the top and the bottom of mould 21 respectively, until lower ram 8 passes mounting hole 17 with mould 21 jack-up and fix between upper ram 6 and lower ram 8, and carry out the sintering to material 22 in the mould 21.

As shown in fig. 2, 1 bottom of work box is equipped with the drive dwang 4 and carries out pivoted drive assembly, drive assembly includes driving motor 12, connecting axle 13, first band pulley 14, second band pulley 15 and belt 16, driving motor 12 fixed mounting is on mounting bracket 2, connecting axle 13 and dwang 4 are coaxial and rotate and install the bottom at work box 1, and the top of this connecting axle 13 upwards slide pass work box 1 the bottom and with sintering cavity 3 in the bottom fixed connection of dwang 4, first band pulley 14 fixed mounting is on driving motor 12's output, second band pulley 15 fixed mounting is located one section of work box 1 bottom at connecting axle 13, belt 16 cover is established between first band pulley 14 and second band pulley 15. Set up like this and can effectually drive first band pulley 14 through driving motor 12's rotation and rotate to drive second band pulley 15 and connecting axle 13 through belt 16 and rotate, when connecting axle 13 rotated, can drive dwang 4 in its tip sintering cavity 3 and rotate, and further blowing dish 5 on the drive dwang 4 rotates, realizes connecting incessant sintering to a plurality of materials 22.

As shown in fig. 1 and 2, a water cooling layer 18 for cooling the working box 1 is disposed on a side wall of the sintering cavity 3. The water cooling layer 18 is arranged to effectively cool the die 21 in the working box 1. The side wall of the working box 1 is provided with an infrared temperature measuring device 19 for monitoring and controlling the temperature of the material 22 in the mold 21, and the top of the mounting frame 2 is also provided with the infrared temperature measuring device 19 for monitoring and controlling the temperature of the material 22. The sintering furnace also comprises a control cabinet 20 for controlling the driving assembly and the sintering assembly, and the control cabinet 20 is fixedly connected with the mounting frame 2. The sintering furnace is also provided with a vacuum device for forming vacuum in the working box 1 and a cooling rotation for circularly changing water for the water cooling layer 18, and the vacuum device and the water cooling device are common technologies in the field, so that redundant description is omitted.

The working principle is as follows:

during installation, firstly, the material 22 to be processed is placed in the mold 21, the mold 21 is placed on the material placing disc 5 in the sintering cavity 3 in the working box 1, and after the placement is finished, the sintering furnace can be operated to start sintering the material 22 in the mold 21.

When the sintering device is used, firstly, the driving motor 12 is operated, the driving motor 12 drives the first belt wheel 14 to rotate, the second belt wheel 15 and the connecting shaft 13 are driven to rotate through the belt 16, when the connecting shaft 13 rotates, the rotating rod 4 in the sintering cavity 3 at the end part of the connecting shaft is driven to rotate, the discharging tray 5 on the rotating rod 4 is further driven to rotate, when one mold 21 on the discharging tray 5 rotates between the upper pressing head 6 and the lower pressing head 8, the upper pressing head 6 and the lower pressing head 8 are respectively driven to move towards the direction of the mold 21 through the upper air cylinder 10 and the lower air cylinder 11, the lower pressing head 8 upwards penetrates through the mounting hole 17 to fix the mold 21 between the upper pressing head 6 and the lower pressing head 8, the upper electrode 7 and the lower electrode 9 are further electrified to sinter a material 22 in the mold 21, the lower air cylinder 11 drives the lower pressing head 8 to reset after sintering is completed, the sintered mold 21 is placed on the discharging tray 5 again, and the driving motor 12 is further operated to enable the other mold 21 which is not sintered to rotate between the upper pressing head 6 and the lower pressing head 8.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides a multistation discharge plasma fritting furnace, includes work box (1) and mounting bracket (2), work box (1) fixed mounting is on mounting bracket (2), its characterized in that: set up sintering cavity (3) in work box (1), sintering cavity (3) top is rotated and is equipped with dwang (4), the vertical downwardly extending of the other end of dwang (4), dwang (4) are gone up the fixed horizontally blowing dish (5) that is equipped with, still be equipped with in sintering cavity (3) and carry out the sintering subassembly that sinters to blowing dish (5) interior material (22) of mould (21), work box (1) bottom is equipped with drive dwang (4) and carries out the pivoted drive assembly.

2. The multi-station discharge plasma sintering furnace according to claim 1, wherein: the sintering subassembly includes pressure head (6), last electrode (7), lower pressure head (8) and bottom electrode (9), mounting bracket (2) top is fixed to be equipped with flexible end and goes on last cylinder (10) that stretches out and draws back perpendicularly to work box (1) below, go up electrode (7) fixed mounting and serve at the flexible of last cylinder (10), go up pressure head (6) fixed mounting in the bottom of last electrode (7), and should go up the vertical slip in bottom of pressure head (6) and stretch into sintering cavity (3), the fixed lower cylinder (11) that is equipped with flexible end and goes up to work box (1) and stretch out and draw back perpendicularly that is served to bottom electrode (9) fixed mounting of lower cylinder (11), pressure head (8) fixed mounting is at the top of bottom electrode (9) down, and the vertical slip in top of this lower pressure head (8) stretches into sintering cavity (3) and corresponds with last pressure head (6).

3. The multi-station discharge plasma sintering furnace according to claim 2, wherein: drive assembly includes driving motor (12), connecting axle (13), first band pulley (14), second band pulley (15) and belt (16), driving motor (12) fixed mounting is on mounting bracket (2), connecting axle (13) and dwang (4) are coaxial and rotate the bottom of installing at work box (1), and the top of this connecting axle (13) upwards slide pass the bottom of work box (1) and with sintering cavity (3) in the bottom fixed connection of dwang (4), first band pulley (14) fixed mounting is on the output of driving motor (12), second band pulley (15) fixed mounting is located one section of work box (1) bottom at connecting axle (13), belt (16) cover is established between first band pulley (14) and second band pulley (15).

4. The multi-station discharge plasma sintering furnace according to claim 2, wherein: the discharging tray (5) is provided with a plurality of mounting holes (17) for placing the molds (21), and the lower pressing head (8) can slide through the mounting holes (17) and is abutted to the bottoms of the molds (21).

5. The multi-station discharge plasma sintering furnace according to claim 4, wherein: and a water cooling layer (18) for cooling the working box (1) is arranged on the side wall of the sintering cavity (3).

6. The multi-station discharge plasma sintering furnace according to claim 5, wherein: the infrared temperature measuring device is characterized in that an infrared temperature measuring device (19) for monitoring and controlling the temperature of materials (22) in the die (21) is arranged on the side wall of the working box (1), and an infrared temperature measuring device (19) for monitoring and controlling the temperature of the materials (22) is also arranged at the top of the mounting frame (2).

7. The multi-station discharge plasma sintering furnace according to claim 6, wherein: the sintering machine also comprises a control cabinet (20) for controlling the driving assembly and the sintering assembly, wherein the control cabinet (20) is fixedly connected with the mounting frame (2).