CN215524159U - Suspension smelting furnace for continuous production of cast ingots - Google Patents
Suspension smelting furnace for continuous production of cast ingots Download PDFInfo
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- CN215524159U CN215524159U CN202121723404.5U CN202121723404U CN215524159U CN 215524159 U CN215524159 U CN 215524159U CN 202121723404 U CN202121723404 U CN 202121723404U CN 215524159 U CN215524159 U CN 215524159U
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Abstract
The utility model discloses a continuous production ingot casting suspension smelting furnace, which comprises a smelting finished product bin, a feeder and a smelting chamber, wherein one end of the finished product bin is provided with a finished product bin door and a first air release valve, the other end of the finished product bin is connected with a vacuum pump set, the smelting chamber is connected with the finished product bin, the feeder and the vacuum pump set, the smelting chamber is provided with a smelting chamber door, the feeder is provided with a feeder cover and a second air release valve, the other end of the feeder is connected with the vacuum pump set, a rotating shaft is arranged in the smelting chamber, a motor is arranged outside the smelting chamber to realize that the rotating shaft drives the crucible to rotate for 180 degrees, a first electric cylinder and a second electric cylinder are arranged in the smelting chamber and are positioned at two sides of the rotating shaft, U-shaped clamps are arranged at two ends of the first electric cylinder and the second electric cylinder, a split crucible is arranged between the U-shaped clamps and is fixed in the middle of the rotating shaft, a third electric cylinder is arranged at the bottom of the smelting chamber, and the third electric cylinder is connected with a conical support head; the design can realize continuous production of the ingot cooled along with the crucible, and the production efficiency is improved.
Description
Technical Field
The utility model relates to a suspension smelting furnace, in particular to a suspension smelting furnace for continuously producing cast ingots.
Background
The suspension smelting equipment is characterized in that a water-cooled oxygen-free copper crucible with a slit is placed in a high-frequency exchange magnetic field in a vacuum or protective gas filled state, and molten metal and the crucible wall are kept in a non-contact state by using electromagnetic force for smelting. Can greatly reduce the pollution of the crucible to the smelting metal and improve the metal purity. The high-frequency current penetrates through a magnetic field generated by a cutting seam of the crucible and is transmitted to a heated material, an induced current generated by the material heats the heated material, and the heated material and the magnetic field interact to generate a thrust force from the surface of the material to the center, the thrust force prevents the material from contacting with the wall of the crucible. After the ingot casting of the conventional suspension smelting furnace is finished, the alloy needs to be stopped in a vacuum chamber to be cooled for a certain time so as to prevent the high-temperature oxidation of the alloy, the vacuum is broken to take the material when the material is taken, then the next time of material discharging needs to be carried out again for vacuum-pumping smelting, the production period is longer, and the production efficiency is lower.
SUMMERY OF THE UTILITY MODEL
The utility model provides a continuous production cast ingot suspension smelting furnace, which aims to solve the problems and comprises a finished product bin, wherein one end of the finished product bin is provided with a finished product bin door and a first deflation valve;
a rotating shaft is installed in the smelting chamber, a first electric cylinder is installed at the left end of the rotating shaft, a second electric cylinder is installed at the right end of the rotating shaft, the first electric cylinder is connected with a first U-shaped clamp, the second electric cylinder is connected with a second U-shaped clamp, a split copper crucible is installed between the first U-shaped clamp and the second U-shaped clamp, and the copper crucible is connected with the rotating shaft; and a third electric cylinder is installed at the bottom of the smelting chamber and is connected with a conical support head.
Furthermore, the crucible is a split type water-cooling oxygen-free copper crucible.
Furthermore, the finished product bin, the feeder and the smelting chamber are all of double-layer water cooling structures.
Furthermore, the third electric cylinder is welded at the bottom of the smelting chamber through a steel beam.
Furthermore, the first U-shaped clamp and the second U-shaped clamp are made of insulating materials.
Furthermore, the crucible taking mode is a mechanical type, and the material is taken by the conical support head in the furnace.
Furthermore, the opening and closing of the crucible is controlled by the conical support head, the first U-shaped clamp and the second U-shaped clamp.
Furthermore, the finished product bin is an independent vacuum chamber, and the finished product bin can be independently used for taking materials without breaking the vacuum of other bins.
Further, the crucible can be rotated by 0 to 180 degrees.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model relates to a continuous production cast ingot suspension smelting furnace, which comprises a finished product bin, a feeder and a smelting chamber, wherein the finished product bin, the feeder and the smelting chamber are all made of double-layer water-cooled stainless steel, connecting parts are connected through a high-vacuum gate valve, the finished product bin, the feeder and the smelting chamber can form independent vacuum chambers, after vacuumizing is completed, smelting is started, the gate valve at the joint of the smelting chamber and a vacuum pipeline is closed, the gate valve at the joint of the finished product bin and a vacuum pump set is closed, and the gate valve at the joint of the feeder and the vacuum pump set is closed. After the raw materials in the first furnace are smelted, the alloy is crystallized and cooled along with the crucible, then the crucible is driven to rotate downwards by 180 degrees through the rotation of the rotating shaft, and the material taking operation is started. Descending the first electric cylinder and the second electric cylinder, withdrawing the first U-shaped clamp and the second U-shaped clamp which fix the crucible at the moment, ascending the third electric cylinder, expanding the crucible by ascending the expanding head, loosening the smelted cast ingot, descending the third electric cylinder, driving the expanding head to descend, then dropping the cast ingot along with the descending of the expanding head, dropping the cast ingot to a finished product bin through a gate valve at the joint of the finished product bin and the smelting chamber, and finishing the material taking operation. The design can realize continuous production of the ingot cooled along with the crucible, and the production efficiency is improved.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without making any inventive changes.
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic view of the interior of the melting chamber of the present invention.
In the figure, 1-a finished product bin, 101-a finished product bin gate, 102-a first deflation valve, 2-a vacuum pump group, 3-a smelting chamber, 4-a vacuum pumping pipe, 5-a feeder, 301-a smelting chamber gate, 501-a feeder cover, 502-a second deflation valve, 6-a rotating shaft, 7-a first electric cylinder, 8-a second electric cylinder, 9-a first U-shaped clamp, 10-a second U-shaped clamp, 11-a crucible, 12-a third electric cylinder and 13-a supporting head.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be described clearly and completely with reference to the accompanying drawings.
As shown in fig. 1 and 2, the suspension smelting furnace for continuous production of cast ingots comprises a finished product bin 1, wherein a finished product bin gate 101 and a first deflation valve 102 are arranged at one end of the finished product bin 1, which is far away from the finished product bin gate 101, is connected with a vacuum pump group 2 through a gate valve, the top of a smelted finished product is connected with a smelting chamber 3 through the gate valve, the smelting chamber 3 is connected with a vacuumizing tube 4 and a feeder 5 through the gate valve, the vacuumizing tube 4 is connected with the vacuum pump group 2, one end of the smelting chamber 3, which is far away from the vacuumizing tube 4, is provided with a smelting chamber door 301, the feeder 5 is provided with a feeder cover 501 and a second deflation valve 502, and the feeder 5 is connected with the vacuumizing tube 4 through the gate valve;
a rotating shaft 6 is installed in the smelting chamber 3, a first electric cylinder 7 is installed at the left end of the rotating shaft 6, a second electric cylinder 8 is installed at the right end of the rotating shaft 6, the first electric cylinder 7 is connected with a first U-shaped clamp 9, the second electric cylinder 8 is connected with a second U-shaped clamp 10, a split copper crucible 11 is installed between the first U-shaped clamp 9 and the second U-shaped clamp 10, and the copper crucible 11 is connected with the rotating shaft 6; the bottom of the smelting chamber 3 is provided with a third electric cylinder 12, and the third electric cylinder 12 is connected with a conical support head 13.
Specifically, the crucible 11 is a split water-cooled oxygen-free copper crucible 11.
Specifically, the finished product bin 1, the feeder 5 and the smelting chamber 3 are all of double-layer water cooling structures.
Specifically, the third electric cylinder 12 is welded at the bottom of the smelting chamber 3 through a steel beam.
Specifically, the first U-shaped clamp 9 and the second U-shaped clamp 10 are made of insulating materials.
Specifically, the crucible 11 is mechanically taken, and the material is taken by a conical support head 13 in the furnace.
Specifically, the crucible 11 is controlled by a conical support head 13, a first U-shaped clamp 9 and a second U-shaped clamp 10.
Specifically, the finished product bin 1 is an independent vacuum chamber, and can be independently taken without breaking the vacuum of other bins.
Specifically, the crucible 11 can be rotated by 0 to 180 °.
The working principle of the utility model is as follows: the utility model provides a continuous production ingot casting suspension smelting furnace, comprises finished product feed bin 1, charging means 5 and smelting chamber 3 triplex, and finished product feed bin 1, charging means 5 and smelting chamber 3 all adopt double-deck water-cooling structure, and charging means 5 passes through the push-pull valve with smelting chamber 3 and is connected, and finished product feed bin 1 passes through the push-pull valve with smelting chamber 3 and is connected. The finished product bin 1, the feeder 5 and the smelting chamber 3 are connected with the vacuum pump set 2 through gate valves.
The product silo 1, the feeder 5 and the smelting chamber 3 may all form independent vacuum chambers:
opening a gate valve at the connection part of the feeder 5 and the vacuum pipeline, closing the gate valve at the connection part of the feeder 5 and the smelting chamber 3, independently vacuumizing the feeder 5, closing the gate valve at the connection part of the feeder 5 and the vacuum pipeline, closing the gate valve at the connection part of the feeder 5 and the smelting chamber 3, opening a second deflation valve 502, and opening a feeder cover 501 when the internal air pressure of the feeder 5 is equal to the external atmospheric pressure so as to realize the supplement of materials in the feeder 5;
the gate valve at the joint of the smelting chamber 3 and the vacuum pipeline is opened, and the gate valve at the joint of the finished product bin 1 and the smelting chamber 3 is closed, so that the smelting chamber 3 can be independently vacuumized;
and opening a gate valve at the joint of the finished product bin 1 and the vacuum pump set 2, and closing the gate valve at the joint of the finished product bin 1 and the smelting chamber 3, so that the finished product bin 1 can be independently vacuumized.
When smelting is started, a first furnace material is placed in a crucible 11, then a smelting chamber door 301, a feeder cover 501 and a finished product bin door 101 are closed, a gate valve at the connection part of a feeder 5 and a vacuum pipeline is opened, and a gate valve at the connection part of the feeder 5 and a smelting chamber 3 is opened; opening a gate valve at the joint of the smelting chamber 3 and the vacuum pipeline, and opening a gate valve at the joint of the finished product bin 1 and the smelting chamber 3; and opening a gate valve at the joint of the finished product bin 1 and the vacuum pump set 2. The vacuum pump group 2 is then turned on and evacuation of the apparatus is started. And after the vacuumizing is finished, starting smelting, closing a gate valve at the joint of the smelting chamber 3 and the vacuum pipeline, closing a gate valve at the joint of the finished product bin 1 and the vacuum pump group 2, and closing a gate valve at the joint of the feeder 5 and the vacuum pump group 2.
After the raw materials in the first furnace are smelted, the alloy is crystallized and cooled along with the crucible 11, and then the rotating shaft 6 and the crucible 11 are rotated downwards by 180 degrees to start the material taking operation. Descend first electric jar 7 and second electric jar 8, the first U-shaped pincers 9 and the second U-shaped pincers 10 of fixed crucible 11 withdraw this moment, rise third electric jar 12 afterwards, prop head 13 and rise and strut crucible 11, it is not hard up to smelt the ingot casting, descend third electric jar 12 again, drive prop head 13 descends, then the ingot casting drops along with propping head 13 descends, drops to finished product feed bin 1 through the push-pull valve of finished product feed bin 1 and smelting chamber 3 junction, it finishes to get the material operation.
The rotating shaft 6 and the crucible 11 are rotated upwards by 180 degrees, the first electric cylinder 7 and the second electric cylinder 8 are lifted, the crucible 11 is returned and fixed by the first U-shaped pliers and the second U-shaped pliers, and then the steps are repeated to continue smelting, so that continuous production is realized.
When the finished product bin 1 is full or the material batch is replaced, closing a gate valve at the joint of the finished product bin 1 and the smelting chamber 33, opening a first air release valve 102 to inflate and break the finished product bin 1, opening a finished product bin gate 101, taking out the finished product inside, closing the finished product bin gate 101, opening a vacuum pump group 2 and a gate valve at the joint of the finished product bin 1 and the vacuum pump group 2, vacuumizing the finished product bin 1, closing the gate valve at the joint of the finished product bin 1 and the vacuum pump group 2 after vacuumizing to a certain vacuum degree, opening the gate valve at the joint of the finished product bin 1 and the smelting chamber 3, and then continuing production.
The finished product bin 1 is deflated through the first deflation valve 102, and the feeder 5 is deflated through the second deflation valve 502.
Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the utility model following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice in the art to which the utility model pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope of the disclosure being indicated by the following claims.
It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The above-described embodiments of the present application do not limit the scope of the present application.
Claims (9)
1. A suspension smelting furnace for continuously producing cast ingots comprises a finished product bin and is characterized in that a finished product bin gate and a first air release valve are arranged at one end of the finished product bin, one end, far away from the finished product bin gate, of the finished product bin is connected with a vacuum pump set through a gate valve, the top of the finished product bin is connected with a smelting chamber through a gate valve, the smelting chamber is connected with a vacuumizing pipe and a feeder through a gate valve, the vacuumizing pipe is connected with the vacuum pump set, one end, far away from the vacuumizing pipe, of the smelting chamber is provided with a smelting chamber gate, the feeder is provided with a feeder cover and a second air release valve, and the feeder is connected with the vacuumizing pipe through a gate valve;
a rotating shaft is installed in the smelting chamber, a first electric cylinder is installed at the left end of the rotating shaft, a second electric cylinder is installed at the right end of the rotating shaft, the first electric cylinder is connected with a first U-shaped clamp, the second electric cylinder is connected with a second U-shaped clamp, a split copper crucible is installed between the first U-shaped clamp and the second U-shaped clamp, and the copper crucible is connected with the rotating shaft; and a third electric cylinder is installed at the bottom of the smelting chamber and is connected with a conical support head.
2. The continuous production ingot suspension smelting furnace of claim 1, wherein the crucible is a split water-cooled oxygen-free copper crucible.
3. The continuous production ingot casting suspension smelting furnace of claim 1, wherein the finished product bin, the feeder and the smelting chamber are all double-layer water-cooled structures.
4. The continuous production ingot suspension smelting furnace of claim 1, wherein the third electric cylinder is welded to the bottom of the smelting chamber by a steel beam.
5. The continuous production ingot casting suspension smelting furnace of claim 1, wherein the first and second U-shaped tongs are made of an insulating material.
6. The continuous production ingot casting suspension smelting furnace of claim 1, wherein the crucible taking mode is mechanical, and the material is taken by the conical support head in the furnace.
7. The continuous production ingot suspension smelting furnace of claim 1, wherein the opening and closing of the crucible is controlled by the conical stay, the first U-shaped tong, and the second U-shaped tong.
8. The continuous production ingot casting suspension smelting furnace of claim 1, wherein the finished product bin is a single vacuum chamber, and material can be taken separately without breaking vacuum of other bins.
9. The continuous production ingot suspension smelting furnace of claim 1, wherein the crucible is rotatable by 0-180 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121723404.5U CN215524159U (en) | 2021-07-28 | 2021-07-28 | Suspension smelting furnace for continuous production of cast ingots |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121723404.5U CN215524159U (en) | 2021-07-28 | 2021-07-28 | Suspension smelting furnace for continuous production of cast ingots |
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| Publication Number | Publication Date |
|---|---|
| CN215524159U true CN215524159U (en) | 2022-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121723404.5U Active CN215524159U (en) | 2021-07-28 | 2021-07-28 | Suspension smelting furnace for continuous production of cast ingots |
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| CN (1) | CN215524159U (en) |
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2021
- 2021-07-28 CN CN202121723404.5U patent/CN215524159U/en active Active
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