CN213614012U

CN213614012U - Nickel-titanium alloy continuous casting crystallization device

Info

Publication number: CN213614012U
Application number: CN202022446420.6U
Authority: CN
Inventors: 吴总
Original assignee: Shanghai Yifantai Technology Co ltd
Current assignee: Shanghai Yifantai Technology Co ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-07-06
Anticipated expiration: 2030-10-29

Abstract

The utility model discloses a nickel-titanium alloy continuous casting crystallization device, including the bale pot, the fixed pans that have installed of lower extreme of bale pot, the lower extreme fixed surface of pans is connected with the crystallizer, the lower extreme fixed surface of crystallizer is connected with the conticaster, the other end fixed surface of conticaster is connected with the heating furnace. A nickel titanium alloy continuous casting crystallization device, crystallizer structure through setting up, can be in nickel titanium alloy crystallization process, make it solidify into required specification gradually through omnidirectional water-cooling structure, utilize vibration wherein, make the billet shell break away from the crystallizer wall and not broken and the bleed-out, parameter through the adjustment crystallizer simultaneously, can ensure not to produce and take off the side, defects such as drum tripe and crackle, and can ensure the even stable production of billet shell, through the continuous casting ware that sets up, stable in structure, simplify the production process, the yield is received to production efficiency and metal has been improved, and can produce better steel billet.

Description

Nickel-titanium alloy continuous casting crystallization device

Technical Field

The utility model relates to an alloy founding technical field, in particular to nickel titanium alloy continuous casting crystallization device.

Background

The continuous casting machine continuously pours high-temperature molten steel into one or a group of crystallizers, the molten steel is gradually solidified into a billet shell along the periphery of the crystallizers, after the molten steel level rises to a certain height and the billet shell is solidified to a certain thickness, the withdrawal and straightening machine withdraws the billet, and the casting blank is completely solidified by water spray cooling in a secondary cooling area, and is cut into fixed length by a cutting device according to the steel rolling requirement, the process of directly casting high-temperature molten steel into steel billets is called continuous casting, and the appearance of the process fundamentally changes the steel ingot one-out rolling process which is dominated for a century, because the production process is simplified, the production efficiency and the metal yield are improved, the energy consumption is saved, the production cost is greatly reduced, the billet quality is good, and the like, the advantages are rapidly developed, and the allocation of a continuous casting machine almost becomes necessary in the current steelmaking enterprises, whether long-process steelmaking or short-process steelmaking; the existing nickel-titanium alloy continuous casting crystallization device has certain disadvantages when in use, wherein a crystallizer is easy to break when a blank shell is separated from the wall of the crystallizer, even steel leakage occurs, and the defects of bulging and cracks also occur on a finished product, and the production efficiency and the metal yield of the continuous casting device are not high, so that the use requirements cannot be met, and the nickel-titanium alloy continuous casting crystallization device is easy to occur.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a nickel titanium alloy continuous casting crystallization device, can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a nickel titanium alloy continuous casting crystallization device, includes the bale pot, the fixed pans that have installed of lower extreme of bale pot, the lower extreme fixed surface of pans is connected with the crystallizer, the lower extreme fixed surface of crystallizer is connected with the conticaster, the other end fixed surface of conticaster is connected with the heating furnace.

Preferably, a heat preservation layer is fixedly arranged inside the bale pot, a leakage hole is fixedly arranged at the bottom end of the bale pot, and a rotary table is fixedly connected to the surface of the bale pot.

Preferably, the vibrator is fixedly installed inside the intermediate tank, the control flow device is fixedly installed on the bottom end surface inside the intermediate tank, and the equal division baffle is fixedly installed inside the control flow device.

Preferably, the upper end surface of the crystallizer is fixedly provided with a butt joint pipe, the interior of the crystallizer is fixedly provided with an electromagnetic stirrer, the interior of the crystallizer is positioned on the surface of the electromagnetic stirrer and is fixedly provided with a water cooling structure, and the crystallizer is fixedly connected with the tundish through the butt joint pipe and a control flowmeter.

Preferably, a fixer is fixedly installed on the surface of the continuous casting machine, and a continuous casting pipe is fixedly connected to the surface of the fixer.

Preferably, the both ends fixed surface of heating furnace installs the furnace gate, the upper end fixed surface of heating furnace has installed exhaust duct, the inside fixed mounting of heating furnace has the heating urn, the inside of heating furnace is located the lower extreme fixed mounting who heats the urn and has the heater, the heating furnace passes through furnace gate and continuous casting pipe and conticaster fixed connection.

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

the utility model discloses in, through the crystallizer structure that sets up, can be in nickel titanium alloy crystallization process, make it solidify into required specification gradually through omnidirectional water-cooling structure, utilize vibration wherein, make the blank shell break away from the crystallizer wall and not broken and the bleed-out, parameter through the adjustment crystallizer simultaneously, can ensure not to produce and take off the side, defect such as drum tripe and crackle, and can ensure the even stable production of blank shell, through the continuous casting ware that sets up, stable in structure, simplify production processes, the yield is received to production efficiency and metal has been improved, and can produce better steel billet.

Drawings

FIG. 1 is a schematic view of the overall structure of a continuous casting and crystallizing device for nickel-titanium alloy of the present invention;

FIG. 2 is an enlarged structural diagram of a ladle pan of the nickel-titanium alloy continuous casting and crystallizing device of the present invention;

FIG. 3 is an enlarged schematic structural view of a tundish of the nickel-titanium alloy continuous casting crystallization device of the present invention;

FIG. 4 is an enlarged structural diagram of a crystallizer of the nickel-titanium alloy continuous casting crystallization device of the present invention;

FIG. 5 is an enlarged schematic view of a continuous casting machine of the nickel-titanium alloy continuous casting crystallization device of the present invention;

FIG. 6 is a schematic view of the cross-sectional structure of a heating furnace of the continuous casting and crystallizing device for nickel-titanium alloy of the present invention.

In the figure: 1. a big ladle pan; 101. a heat-insulating layer; 102. a leak hole; 103. a turntable; 2. an intermediate tank; 201. A vibrator; 202. controlling a flow rate device; 203. dividing the baffle equally; 3. a crystallizer; 301. butt-joint pipes; 302. An electromagnetic stirrer; 303. a water-cooling structure; 4. a continuous casting machine; 401. continuously casting a pipe; 402. a holder; 5. Heating furnace; 501. a furnace door; 502. an exhaust duct; 503. heating the vat; 504. a heater.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-6, a nickel-titanium alloy continuous casting crystallization device comprises a ladle pan 1, wherein a tundish 2 is fixedly arranged at the lower end of the ladle pan 1, a crystallizer 3 is fixedly connected to the surface of the lower end of the tundish 2, a continuous casting machine 4 is fixedly connected to the surface of the lower end of the crystallizer 3, and a heating furnace 5 is fixedly connected to the surface of the other end of the continuous casting machine 4;

the interior of the bale pot 1 is fixedly provided with a heat insulation layer 101, the bottom end of the bale pot 1 is fixedly provided with a leakage hole 102, and the surface of the bale pot 1 is fixedly connected with a rotary table 103; a vibrator 201 is fixedly installed inside the intermediate tank 2, a flow control device 202 is fixedly installed on the bottom end surface inside the intermediate tank 2, and an equal division baffle 203 is fixedly installed inside the flow control device 202; the upper end surface of the crystallizer 3 is fixedly provided with a butt joint pipe 301, the interior of the crystallizer 3 is fixedly provided with an electromagnetic stirrer 302, the interior of the crystallizer 3 positioned on the surface of the electromagnetic stirrer 302 is fixedly provided with a water cooling structure 303, and the crystallizer 3 is fixedly connected with the intermediate tank 2 through the butt joint pipe 301 and the flow control device 202; a fixer 402 is fixedly arranged on the surface of the continuous casting machine 4, and a continuous casting pipe 401 is fixedly connected to the surface of the fixer 402; the furnace 5 is fixedly provided with furnace doors 501 on the surfaces of two ends, the heating furnace 5 is fixedly provided with an exhaust pipeline 502 on the surface of the upper end, the heating furnace 5 is fixedly provided with a heating vat 503 inside, the heating furnace 5 is fixedly provided with a heater 504 on the lower end of the heating vat 503 inside, the heating furnace 5 is fixedly connected with a continuous casting machine 4 through the furnace doors 501 and a continuous casting pipe 401, when in use, firstly, the nickel-titanium alloy is melted into liquid and is conveyed into the ladle pot 1 through a transfer device, the ladle pot 1 can adjust the height and keep balance through a rotary table 103, the temperature of the molten steel inside can be prevented from being reduced and solidified while playing a heat insulation effect through the arranged heat insulation layer 101, the molten steel can slowly and stably fall into the intermediate tank 2 by utilizing the leakage hole 102 at the bottom, the vibrator 201 inside can vibrate continuously to control the falling flow rate of the molten steel by matching with the flow rate controller 202, and then, the inside electromagnetic agitator 302 of crystallizer 3 can make the shell break away from the crystallizer 3 wall and not broken and the bleed-out, cooperate the water-cooling structure 303 through the parameter of adjustment crystallizer 3 simultaneously, can ensure not to produce and take off the side, defects such as drum tripe and crackle, get into 4 backs of conticaster, cooperate the continuous casting pipe 401 of connection, on stable in structure's basis, simplify the production processes, production efficiency and metal yield have been improved, and can produce better steel billet, get into heating furnace 5 through furnace gate 501 at last, the thermally equivalent is in heating urn 503, can collect and retrieve the flue gas waste heat through exhaust duct 502, rethread heater 504 carries out high temperature heating.

It should be noted that the utility model relates to a nickel-titanium alloy continuous casting crystallization device, when using, at first melt nickel-titanium alloy into liquid, transport to bale pot 1 through the transfer device, bale pot 1 can adjust the height and keep balance through revolving platform 103, can play the thermal-insulated effect through the heat preservation 101 that sets up, prevent inside molten steel temperature to reduce and solidify, can slowly drop into tundish 2 steadily with the weeping hole 102 of bottom, its inside vibrator 201 can constantly vibrate, thereby cooperate with control flow 202 to control the flow of molten steel whereabouts, divide through the partition baffle 203 wherein and handle, the electromagnetic agitator 302 inside crystallizer 3 can make the shell of the blank break away from crystallizer 3 wall and not pulled apart and the bleed-out, cooperate with water-cooling structure 303 through adjusting the parameter of crystallizer 3 simultaneously, can ensure not to produce defects such as desquamation, belling and crackle, after entering the continuous casting machine 4, the continuous casting pipe 401 connected in a matching manner simplifies the production process on the basis of stable structure, improves the production efficiency and the metal yield, can produce better steel billets, finally enters the heating furnace 5 through the furnace door 501, is uniformly heated in the heating vat 503, can collect and recover the waste heat of the flue gas through the exhaust pipeline 502, and then is heated at high temperature through the heater 504.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A nickel titanium alloy continuous casting crystallization device is characterized in that: including bale pot (1), tundish (2) has been installed to the lower extreme of bale pot (1) is fixed, the lower extreme fixed surface of tundish (2) is connected with crystallizer (3), the lower extreme fixed surface of crystallizer (3) is connected with conticaster (4), the other end fixed surface of conticaster (4) is connected with heating furnace (5).

2. The nickel titanium alloy continuous casting crystallization device according to claim 1, characterized in that: the heat preservation layer (101) is fixedly arranged in the bale pan (1), the leak hole (102) is fixedly arranged at the bottom end of the bale pan (1), and the rotary table (103) is fixedly connected to the surface of the bale pan (1).

3. The nickel titanium alloy continuous casting crystallization device according to claim 1, characterized in that: the vibrating device is characterized in that a vibrator (201) is fixedly mounted inside the intermediate tank (2), a control flow meter (202) is fixedly mounted on the surface of the bottom end inside the intermediate tank (2), and an equal dividing baffle (203) is fixedly mounted inside the control flow meter (202).

4. The nickel titanium alloy continuous casting crystallization device according to claim 3, characterized in that: the upper end fixed surface of crystallizer (3) installs butt joint pipe (301), the inside fixed mounting of crystallizer (3) has electromagnetic stirrer (302), the inside fixed surface that is located electromagnetic stirrer (302) of crystallizer (3) installs water-cooling structure (303), crystallizer (3) are through butt joint pipe (301) and control flowmeter (202) and pans (2) fixed connection.

5. The nickel titanium alloy continuous casting crystallization device according to claim 1, characterized in that: the surface of the continuous casting machine (4) is fixedly provided with a fixer (402), and the surface of the fixer (402) is fixedly connected with a continuous casting pipe (401).

6. The nickel titanium alloy continuous casting crystallization device according to claim 5, characterized in that: the utility model discloses a heating furnace, including heating furnace (5), the both ends fixed surface of heating furnace (5) installs furnace gate (501), exhaust duct (502) have been installed to the upper end fixed surface of heating furnace (5), the inside fixed surface of heating furnace (5) installs heating vat (503), the inside lower extreme fixed mounting that is located heating vat (503) of heating furnace (5) has heater (504), heating furnace (5) are through furnace gate (501) and continuous casting pipe (401) and conticaster (4) fixed connection.