CN216282737U

CN216282737U - Vacuum induction smelting furnace prepared from aluminum-niobium intermediate alloy

Info

Publication number: CN216282737U
Application number: CN202122995350.4U
Authority: CN
Inventors: 王雷
Original assignee: Tangshan Kailai New Material Co ltd
Current assignee: Tangshan Kailai New Material Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-04-12
Anticipated expiration: 2031-12-01

Abstract

The utility model discloses a vacuum induction smelting furnace for preparing aluminum-niobium intermediate alloy, which comprises a furnace body, wherein a crucible is arranged in the furnace body through a connecting rod, an induction coil is arranged on the side wall of the crucible, a grate is arranged at the bottom of the crucible, a first material guide hopper is arranged in the furnace body below the grate, a discharging pipe is connected to the bottom of the first material guide hopper, a material storage box is arranged at the top of the furnace body, a top cover is covered at the top of the material storage box, a material adding hopper is arranged at the top of the top cover, a second material guide hopper is arranged in the material storage box, two material inlet pipes are symmetrically arranged at the bottom of the material storage box between the second material guide hoppers, a motor is arranged in the middle of the top cover, the end of an output shaft of the motor is connected with a rotating shaft, and two material distributing plates are arranged on the rotating shaft at the top of the material storage box. This feeding device of aluminium niobium interalloy preparation, operation flow is comparatively simple and convenient, can effectually guarantee the continuity of aluminium niobium interalloy preparation ejection of compact, and then improves production efficiency, increases the output of enterprise, guarantees the performance of enterprises.

Description

Vacuum induction smelting furnace prepared from aluminum-niobium intermediate alloy

Technical Field

The utility model relates to the technical field of aluminum-niobium intermediate alloy processing, in particular to a vacuum induction smelting furnace prepared from an aluminum-niobium intermediate alloy.

Background

The aluminum-niobium intermediate alloy is a refractory intermediate alloy compound formed by refractory metal niobium and metal aluminum, is an intermediate alloy developed on the basis of a solid solution material, has the characteristics of high melting point, low density, good high-temperature strength, creep resistance, high-temperature oxidation resistance, sulfuration resistance, wear and corrosion resistance and the like, and is more applied to some special fields such as aviation, aerospace and the like.

Traditional aluminium niobium intermediate alloy is mixed through refractory metal niobium and metallic aluminum in the inside hot melt of vacuum induction melting furnace, and the cold district that cools down again forms, and there is the drawback in the in-process of using in current vacuum induction melting furnace, and repeated uncapping is reinforced, and the closing cap is smelted through a period of time again, just can discharge the mixture of smelting the completion, and is longer from the time of feeding to between the ejection of compact, reduces production efficiency, and then influences the productivity. Therefore, we propose a vacuum induction melting furnace for preparing an aluminum-niobium intermediate alloy.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a vacuum induction melting furnace for preparing an aluminum-niobium intermediate alloy, which aims to solve the problems in the background technology.

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

a vacuum induction smelting furnace prepared from aluminum-niobium intermediate alloy is designed, and comprises a furnace body, wherein a crucible is arranged in the furnace body through a connecting rod, an induction coil is arranged on the side wall of the crucible, a grate is arranged at the bottom of the crucible, a first material guide hopper is arranged in the furnace body below the grate, a discharging pipe is connected to the bottom of the first material guide hopper, a material storage box is arranged at the top of the furnace body, a top cover is covered at the top of the material storage box, a material adding hopper is arranged at the top of the top cover, a second material guide hopper is arranged in the material storage box, two feeding pipes are symmetrically arranged at the bottom of the material storage box between the second material guide hoppers, a motor is arranged in the middle of the top cover, an output shaft of the motor is connected with an end rotating shaft, the rotating shaft extends into the furnace body, two material distributing plates are arranged on the rotating shaft at the top of the material storage box, and two baffle plates are arranged on the rotating shaft at the bottom of the feeding pipes, and the top of the furnace body beside the storage box is provided with a vacuumizing device, and the vacuumizing device is communicated with the inside of the furnace body through a pipe body.

Preferably, the top of the charging hopper is covered with a blocking cover.

Preferably, two inserting plates are inserted into the discharging pipe.

Preferably, the side wall of the storage box is provided with an observation window.

Preferably, four supporting legs are arranged at four corners of the bottom of the furnace body, the bottoms of the supporting legs are connected with mounting blocks, and mounting holes are formed in the mounting blocks.

Compared with the prior art, the utility model has the beneficial effects that: the vacuum induction melting furnace prepared from the aluminum-niobium intermediate alloy can store and mix raw materials through the storage box by arranging the storage box, the feeding pipe, the motor, the rotating shaft, the material distributing plate and the baffle plate, and then the rotating shaft is driven to rotate by the motor, the material distributing plate at the top of the feeding pipe is driven to rotate by the rotating shaft, the material is controlled to enter the feeding pipe by the material distributing plate, the baffle at the bottom of the feeding pipe is driven to rotate by the rotating shaft, the baffle plate controls the material in the feeding pipe to enter the crucible, so as to achieve intermittent feeding and keep the crucible to be continuously smelted, and then guarantee the effect of continuous ejection of compact for this feeding device of aluminium niobium interalloy preparation, structural design is reasonable, and the customization cost is not high, and operation flow is comparatively simple and convenient, can effectually guarantee the continuity of aluminium niobium interalloy preparation ejection of compact, and then improves production efficiency, increases the output of enterprise, guarantees the performance of enterprises.

Drawings

FIG. 1 is a sectional view of a vacuum induction melting furnace made of an Al-Nb intermediate alloy according to the present invention;

FIG. 2 is a front view of a vacuum induction melting furnace made of an Al-Nb intermediate alloy according to the present invention;

FIG. 3 is a top view of a feeding tube structure of a vacuum induction melting furnace made of an Al-Nb intermediate alloy according to the present invention;

fig. 4 is a bottom view of a feeding tube structure of a vacuum induction melting furnace made of an aluminum-niobium intermediate alloy according to the present invention.

In the figure: the furnace comprises a furnace body 1, a connecting rod 2, a crucible 3, an induction coil 4, a grate 5, a first material guide hopper 6, a discharge pipe 7, a material storage box 8, a top cover 9, a material adding hopper 10, a second material guide hopper 11, a feed pipe 12, a motor 13, a rotating shaft 14, a material distributing plate 15, a baffle plate 16, vacuumizing equipment 17, a blocking cover 18, a plug board 19, an observation window 20, supporting legs 21, an installation block 22 and an installation hole 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a vacuum induction smelting furnace prepared from an aluminum-niobium intermediate alloy comprises a furnace body 1, a crucible 3 is arranged in the furnace body 1 through a connecting rod 2, the crucible 3 is fixed in the furnace body 1 through the connecting rod 2 in a bolt mode, the strength of the crucible 3 can be ensured, the stability of the crucible 3 is improved, the crucible can be easily disassembled, the crucible 3 and an induction coil 4 on the side wall of the crucible are convenient to maintain or clean, the induction coil 4 is arranged on the side wall of the crucible 3, a wiring end of the induction coil 4 is externally connected with a power supply and a control switch through a wire, the start and stop of the induction coil 4 are controlled through the control switch, a grate 5 is arranged at the bottom of the crucible 3, the grate 5 is a high-temperature-resistant filter piece, unmelted raw materials can be prevented from falling off from the inside of the crucible 3, the quality of the raw materials smelted by the crucible 3 is ensured, a first guide hopper 6 is arranged in the furnace body 1 below the grate 5, the bottom of the first material guide hopper 6 is connected with a discharge pipe 7, the top of the furnace body 1 is provided with a material storage box 8, the top of the material storage box 8 is covered with a top cover 9, the top cover 9 is fixed on the top of the material storage box 8 through a hasp, not only can the strength of the top cover 9 be ensured, but also the top cover can be easily disassembled, so that the maintenance or cleaning of the components inside the material storage box 8 is convenient, the top of the top cover 9 is provided with a material adding hopper 10, the inside of the material storage box 8 is provided with a second material guide hopper 11, the bottom of the material storage box 8 between the second material guide hoppers 11 is symmetrically provided with two material inlet pipes 12, the top of the top cover 9 is provided with a motor 13 at the middle position, the motor 13 is a servo motor, the running state of the motor 13 can be accurately controlled through a terminal control cabinet, the wiring terminal of the motor 13 is externally connected with a power supply and a PLC controller through a wire, the start-stop of the motor 13 is controlled through the PLC controller, the output shaft end of the motor 13 is connected with a rotating shaft 14, the rotating shaft 14 extends into the furnace body 1, the rotating shaft 14 positioned at the top of the storage box 8 is provided with two material distributing plates 15, the rotating shaft 14 positioned at the bottom of the feeding pipe 12 is provided with two baffle plates 16, the top of the furnace body 1 positioned beside the storage box 8 is provided with a vacuumizing device 17, the vacuumizing device 17 is communicated with the inside of the furnace body 1 through a pipe body, a wiring terminal of the vacuumizing device 17 is externally connected with a power supply and a control switch through a wire, and the start and stop of the vacuumizing device 17 are controlled through the control switch;

specifically, by a control switch of the induction coil 4, a power supply is turned on, the induction coil 4 generates induction eddy, the crucible 3 is heated by the heat generated by the induction eddy, the vacuumizing device 17 is turned on again, the furnace body 1 is vacuumized by the vacuumizing device 17, the mixed raw materials are injected into the storage box 8 through the feeding hopper 10, the motor 13 is turned on again, the motor 13 drives the rotating shaft 14 to rotate, the material distributing plate 15 at the top of the feeding pipe 12 and the baffle 16 at the bottom are driven to rotate by the rotating shaft 14, so that the material distributing plate 15 is separated from the top of the feeding pipe 12, the baffle 16 is sealed at the bottom of the feeding pipe 12, the raw materials in the storage box 8 enter the feeding pipe 12, the material distributing plate 15 and the baffle 16 are driven to continuously rotate along with the motor 13, the material distributing plate 15 is further sealed with the feeding pipe 12, the baffle 16 is separated from the feeding pipe 12, and the raw materials stored in the feeding pipe 12 fall into the crucible 3, then raw materials are smelted through the heated crucible 3, and the smelted raw materials enter the first material guide hopper 6 through the grate 5, enter the discharge pipe 7 through the first material guide hopper 6 and are discharged from the discharge pipe 7.

The working principle is that the vacuum induction melting furnace prepared from the aluminum-niobium intermediate alloy is used in the process that: the external power supply of the smelting furnace is connected, the power supply is closed through the control switch of the induction coil 4, the induction coil 4 generates induction eddy, the crucible 3 is heated by the heat generated by the induction eddy, the vacuumizing device 17 is opened again, the furnace body 1 is vacuumized through the vacuumizing device 17, the mixed raw materials are injected into the storage box 8 through the feeding hopper 10, the motor 13 is controlled to be opened again, the motor 13 drives the rotating shaft 14 to rotate, the material distributing plate 15 at the top of the feeding pipe 12 and the baffle plate 16 at the bottom are driven to rotate through the rotating shaft 14, the material distributing plate 15 is separated from the top of the feeding pipe 12, the baffle plate 16 is sealed at the bottom of the feeding pipe 12, the raw materials in the storage box 8 enter the feeding pipe 12, the material distributing plate 15 and the baffle plate 16 are driven to continuously rotate along with the motor 13, the material distributing plate 15 is further sealed with the feeding pipe 12, the baffle plate 16 is separated from the feeding pipe 12, and the raw materials stored in the feeding pipe 12 fall into the crucible 3, then, the raw materials are smelted through the heated crucible 3, the smelted raw materials penetrate through the grate 5 and enter the first guide hopper 6, the raw materials enter the discharge pipe 7 through the first guide hopper 6, then the smelted raw materials are discharged from the discharge pipe 7 through sequentially controlling two inserting plates inside the discharge pipe 7, feeding is intermittently controlled through the material distributing plate 15, continuous smelting of the crucible 3 is kept, and continuous discharging of the vacuum induction smelting furnace is further guaranteed. Make this feeding device of aluminium niobium interalloy preparation, structural design is reasonable, and the customization cost is not high, and operation flow is comparatively simple and convenient, can effectually guarantee the continuity of aluminium niobium interalloy preparation ejection of compact, and then improves production efficiency, increases the output of enterprise, guarantees the performance of enterprises.

Further, the top of the charging hopper 10 is covered with a blocking cover 18, and the charging hopper 10 can be closed by the blocking cover 18, thereby preventing dust and the like from entering the interior of the smelting furnace.

Furthermore, two inserting plates 19 are inserted into the discharging pipe 7, and the two inserting plates 19 are matched with each other to smoothly discharge materials under the condition of ensuring the internal pressure of the furnace body 1.

Further, the observation window 20 is installed on the side wall of the storage box 8, and the raw material storage condition inside the storage box 8 can be visually observed through the observation window 20, so that the stability of raw material supply is ensured.

Further, four supporting legs 21 are arranged at four corners of the bottom of the furnace body 1, the bottoms of the four supporting legs 21 are connected with mounting blocks 22, and mounting holes 23 are formed in the mounting blocks 22.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A vacuum induction smelting furnace of aluminium niobium intermediate alloy preparation, includes furnace body (1), its characterized in that: the crucible furnace is characterized in that a crucible (3) is installed inside a furnace body (1) through a connecting rod (2), an induction coil (4) is arranged on the side wall of the crucible (3), a grate (5) is installed at the bottom of the crucible (3), a first material guide hopper (6) is arranged inside the furnace body (1) below the grate (5), a discharge pipe (7) is connected to the bottom of the first material guide hopper (6), a material storage box (8) is arranged at the top of the furnace body (1), a top cover (9) is covered at the top of the material storage box (8), a material adding hopper (10) is installed at the top of the top cover (9), a second material guide hopper (11) is arranged inside the material storage box (8), two material inlet pipes (12) are symmetrically installed at the bottom of the material storage box (8) between the second material guide hoppers (11), a motor (13) is arranged at the middle position of the top cover (9), an output shaft end of the motor (13) is connected with a rotating shaft (14), and axis of rotation (14) extend to inside furnace body (1), are located be equipped with two branch flitch (15) on axis of rotation (14) at storage case (8) top, be located install two baffle (16) on axis of rotation (14) of inlet pipe (12) bottom, be located furnace body (1) top next door of storage case (8) is equipped with evacuation equipment (17), and inside evacuation equipment (17) pass through body intercommunication furnace body (1).

2. The vacuum induction melting furnace for preparing the aluminum-niobium intermediate alloy as claimed in claim 1, characterized in that: the top of the feeding hopper (10) is covered with a blocking cover (18).

3. The vacuum induction melting furnace for preparing the aluminum-niobium intermediate alloy as claimed in claim 1, characterized in that: two inserting plates (19) are inserted into the discharging pipe (7).

4. The vacuum induction melting furnace for preparing the aluminum-niobium intermediate alloy as claimed in claim 1, characterized in that: an observation window (20) is arranged on the side wall of the material storage box (8).

5. The vacuum induction melting furnace for preparing the aluminum-niobium intermediate alloy as claimed in claim 1, characterized in that: furnace body (1) bottom four corners all is equipped with four landing legs (21), four landing leg (21) bottom all is connected with installation piece (22), installation piece (22) inside all is equipped with mounting hole (23).