CN204509437U - A kind of ESR ingot casting apparatus - Google Patents

Abstract

The invention relates to an electroslag ingot melting and casting device, which is characterized in that the melting and casting device includes a feeding device, a feeding device, a control device, a reaction device and a bottom water tank part, a feeding device is arranged above the feeding device, and the reaction The device is arranged between the control device and the sump tank part. Compared with the prior art, the advantages of the present invention are as follows: 1) The overall structure of the present invention is ingeniously designed, compact in structure and strong in practicability; 2) The electroslag ingot melting and casting device described in the technical solution can form steel ingots of different shapes, such as Circular, square, rectangular, cross-sectional shapes with a large proportion of wide and narrow surfaces to length, etc., have greater freedom and wider application range; 4) The device can also melt and cast castings of different shapes, such as hollow billets, high-pressure vessels, and large high-pressure valves etc.; 5) The cost of the technical solution is relatively low, which is convenient for large-scale popularization and application.

Description

An electroslag ingot melting and casting device

technical field

The invention relates to a melting and casting device, in particular to an electroslag ingot melting and casting device, belonging to the technical field of electroslag remelting equipment.

Background technique

Electroslag casting is an electroslag metallurgy process that completes metal refining and casting at one time to produce high-quality alloy castings. It uses the resistance heat generated by the current passing through the liquid slag to continuously melt the metal electrode, the molten metal gathers into droplets, passes through the slag layer and drops into the metal molten pool, and solidifies into a casting in a special-shaped water-cooled mold at the same time; Most of the large-scale electroslag remelting furnaces in the domestic electroslag metallurgy industry have complex structures and high costs, and the shape of the formed steel ingot is limited, and the degree of freedom is small; and the output current of the transformer is industrial frequency, the power factor, and the power consumption. , High-power transformers that use single-phase power in and out generally need to add dynamic compensation devices to reduce the impact on the power grid, but the investment is relatively large, and a new technical solution is urgently needed to solve the above technical problems.

Utility model content

The present invention aims at the technical problems existing in the prior art, and provides an electroslag ingot melting and casting device. The overall structure of the device is ingeniously designed, compact, and low in cost, and the device can form different steel ingots with a large degree of freedom.

In order to achieve the above object, the technical solution of the present invention is as follows, the electroslag ingot melting and casting device is characterized in that the melting and casting device includes a feeding device, a feeding device, a control device, a reaction device and a bottom water tank part, and the upper part of the feeding device A feeding device is provided, and the reaction device is arranged between the control device and the sump tank part.

As an improvement of the present invention, the feeding device includes a trough and a raw material quantifier, and the raw material quantifier is arranged below the trough.

As an improvement of the present invention, the feeding device includes a feeding pipe and a feeding pipe, the feeding pipe is arranged above the feeding pipe, and the feeding pipe is configured to be tapered.

As an improvement of the present invention, the control device includes an electrode wire, an electrode wire feeding head and an electrode wire reel, and the electrode wire feeding head is arranged between the electrode wire reel and the electrode wire.

As an improvement of the present invention, the reaction device includes a pool of molten slag and a pool of molten metal, and the pool of molten metal is arranged below the pool of molten slag.

As an improvement of the present invention, the bottom water tank component includes a bottom water tank, a bottom water tank rotation mechanism and a bottom water tank lowering mechanism, and the bottom water tank lowering mechanism is arranged between the bottom water tank and the bottom water tank rotation mechanism.

As an improvement of the present invention, the melting and casting device further includes a water-cooled crystallizer, and the water-cooled crystallizer is arranged outside the reaction device.

Compared with the prior art, the advantages of the present invention are as follows: 1) The overall structure of the present invention is ingeniously designed, compact in structure and strong in practicability; 2) The electroslag ingot melting and casting device described in the technical solution can form steel ingots of different shapes, such as Circular, square, rectangular, cross-sectional shapes with a large proportion of wide and narrow surfaces to length, etc., have greater freedom and wider application range; 4) The device can also melt and cast castings of different shapes, such as hollow billets, high-pressure vessels, and large high-pressure valves etc.; 5) The cost of the technical solution is relatively low, which is convenient for large-scale popularization and application.

Description of drawings

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

In the figure: 1. Water-cooled crystallizer, 2. Bottom water tank, 3. Bottom water tank rotation mechanism, 4. Bottom water tank lowering mechanism, 5. Electrode wire, 6. Electrode wire feeding head, 7. Electrode wire reel, 8 , different material pipe, 9, feeding pipe, 10, raw material quantifier, 11, trough, 12, molten slag pool, 13, molten metal pool, 14, steel ingot.

Detailed ways

In order to deepen the understanding and recognition of the present invention, the present invention will be further described and introduced below in conjunction with the accompanying drawings and specific embodiments.

Embodiment 1 : referring to Fig. 1, electroslag ingot melting and casting device, described melting and casting device comprises feeding device, feeding device, control device, reaction device and bottom water tank parts, the top of described feeding device is provided with feeding device, described The reaction device is arranged between the control device and the bottom tank part. The overall structural design of the present invention is ingenious, compact in structure and strong in practicability.

Embodiment 2 : Referring to FIG. 1 , as an improvement of the present invention, the feeding device includes a feeder 11 and a raw material quantifier 10, and the raw material quantifier is arranged below the feeder. The rest of the structures and advantages are exactly the same as in Embodiment 1.

Embodiment 3 : referring to Fig. 1, as a kind of improvement of the present invention, described feeding device comprises feed pipe 8 and feed pipe 9, and described feed pipe is arranged on the top of feed pipe, and described feed pipe is arranged as tapered . The rest of the structures and advantages are exactly the same as in Embodiment 1.

Embodiment 4 : Referring to Fig. 1, as an improvement of the present invention, the control device includes an electrode wire 5, an electrode wire feeding head 6 and an electrode wire reel 7, and the electrode wire feeding head is arranged on the electrode between the wire reel and the electrode wire. The rest of the structures and advantages are exactly the same as in Embodiment 1.

Embodiment 5 : Referring to FIG. 1 , as an improvement of the present invention, the reaction device includes a molten slag pool 12 and a molten metal pool 13 , and the molten metal pool 13 is arranged below the molten slag pool 12 . The rest of the structures and advantages are exactly the same as in Embodiment 1.

Embodiment 6 : referring to Fig. 1, as a kind of improvement of the present invention, described bottom water tank part comprises bottom water tank 2, bottom water tank rotation mechanism 3 and bottom water tank lowering mechanism 4, and described bottom water tank lowering mechanism is arranged on bottom water tank and bottom water tank Between the water tank rotating mechanism. The rest of the structures and advantages are exactly the same as in Embodiment 1.

Embodiment 7 : Referring to FIG. 1, as an improvement of the present invention, the melting and casting device further includes a water-cooled crystallizer 1, and the water-cooled crystallizer is arranged outside the reaction device. The rest of the structures and advantages are exactly the same as in Embodiment 1.

Working principle: see Figure 1. The electroslag ingot melting and casting device described in this technical solution has high working efficiency. When the power is turned on, the raw material enters from the trough 11, passes through the raw material quantifier 10, the feeding pipe 9, and the feeding pipe 8 in sequence. Entering, the current is passed from the electrode to the slag pool, the heat released when the current passes through the slag pool makes the electrode melt, and the electrode metal droplets fall to the bottom of the slag pool to form a metal pool 13, and the metal pool 13 is continuously formed in the water-cooled crystallizer 1 Congealed from bottom to top to form steel ingot 14 .

The present invention can also combine at least one of the technical features described in embodiments 2, 3, 4, 5, 6, and 7 with embodiment 1 to form a new implementation.

It should be noted that the above-mentioned embodiments are not used to limit the protection scope of the present invention, and equivalent transformations or substitutions made on the basis of the above-mentioned technical solutions all fall within the protection scope of the claims of the present invention.

Claims (7)

1. Electroslag ingot melting and casting device, it is characterized in that, described melting and casting device comprises feeding device, feeding device, control device, reaction device and bottom water tank parts, the top of described feeding device is provided with feeding device, and described reaction device Located between the control unit and sump tank components. 2. The electroslag ingot melting and casting device according to claim 1, characterized in that, the feeding device comprises a trough and a raw material quantifier, and the raw material quantifier is arranged below the trough. 3. The electroslag ingot melting and casting device according to claim 2, wherein the feeding device comprises a feeding pipe and a feeding pipe, the feeding pipe is arranged above the feeding pipe, and the feeding pipe is arranged as a cone shape. 4. The electroslag ingot melting and casting device according to claim 2 or 3, wherein the control device comprises an electrode wire, an electrode wire feeding head and an electrode wire reel, and the electrode wire feeding head is provided with Between the wire reel and the wire. 5 . The electroslag ingot melting and casting device according to claim 4 , wherein the reaction device comprises a molten slag pool and a molten metal pool, and the molten metal pool is arranged below the molten slag pool. 6. The electroslag ingot melting and casting device according to claim 5, wherein the bottom water tank part comprises a bottom water tank, a bottom water tank rotation mechanism and a bottom water tank lowering mechanism, and the bottom water tank lowering mechanism is arranged on the bottom water tank and the bottom water tank. Between the water tank rotating mechanism. 7. The electroslag ingot melting and casting device according to claim 5, characterized in that, the melting and casting device further comprises a water-cooled crystallizer, and the water-cooled crystallizer is arranged outside the reaction device.