CN110883322A - Frequency-conversion power-regulation detachable power-frequency coreless inductor continuous casting furnace and use method thereof - Google Patents
Frequency-conversion power-regulation detachable power-frequency coreless inductor continuous casting furnace and use method thereof Download PDFInfo
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- CN110883322A CN110883322A CN201911308342.9A CN201911308342A CN110883322A CN 110883322 A CN110883322 A CN 110883322A CN 201911308342 A CN201911308342 A CN 201911308342A CN 110883322 A CN110883322 A CN 110883322A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/14—Plants for continuous casting
- B22D11/145—Plants for continuous casting for upward casting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/04—Continuous casting of metals, i.e. casting in indefinite lengths into open-ended moulds
- B22D11/045—Continuous casting of metals, i.e. casting in indefinite lengths into open-ended moulds for horizontal casting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/10—Supplying or treating molten metal
- B22D11/11—Treating the molten metal
- B22D11/114—Treating the molten metal by using agitating or vibrating means
- B22D11/115—Treating the molten metal by using agitating or vibrating means by using magnetic fields
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/14—Plants for continuous casting
- B22D11/143—Plants for continuous casting for horizontal casting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/16—Controlling or regulating processes or operations
Abstract
The invention discloses a frequency conversion power-adjusting detachable power frequency coreless inductor continuous casting furnace and a use method thereof, relating to the technical field of metal casting, and the structure comprises an upper furnace body, wherein the bottom of the upper furnace body is communicated with a detachable power frequency coreless inductor; the top of the upper furnace body is provided with an upper continuous casting crystallizer, one side of the top of the upper furnace body is provided with a temperature sensor, and the temperature sensor is connected with a controller capable of adjusting the power of the detachable power frequency coreless inductor; the furnace chamber of the upper furnace body is used for placing melt, and the tail end of the temperature sensor is inserted into the melt; a horizontal continuous casting crystallizer is communicated with the side wall of the upper furnace body; and casting blank casting devices are arranged on the outer sides of the casting axis directions of the upward continuous casting crystallizer and the horizontal continuous casting crystallizer, and can draw solid casting blanks output from the upward continuous casting crystallizer and the horizontal continuous casting crystallizer. By adopting the frequency-conversion power-regulation detachable power-frequency coreless inductor continuous casting furnace provided by the invention, the inductor can be assembled in a detachable manner; and can realize continuous casting production, and the electric efficiency is high.
Description
Technical Field
The invention relates to the technical field of metal casting, in particular to a frequency conversion power-adjusting detachable power frequency coreless induction body continuous casting furnace and a using method thereof.
Background
Three types of industrial frequency concentric type, intermediate frequency coreless type and industrial frequency coreless type are available as the key preparation of the smelting furnace in metal casting production. With the development of metal casting production, particularly the need for near net shape horizontal continuous casting or up-drawing continuous casting production of non-ferrous multi-element alloys, the current induction body type melting and casting furnaces have prevented their widespread use because of the following problems.
1) The casting furnace adopting the power frequency cored inductor has the problems that a small-capacity furnace below 100Kg cannot be manufactured due to the structure of a melting channel, the frequent change of the components of a multi-element alloy furnace charge cannot be met, a short-time operation mode cannot be carried out, the time for opening or shutting down the furnace each time needs to be very long, the heat efficiency is low, metal burning loss and multi-element alloy segregation are easily caused, the stirring capacity is weak, the whole furnace can be scrapped once the melting channel is blocked or disconnected, and the like; 2) the operating frequency of the casting furnace adopting the intermediate-frequency coreless inductor is at least as high as 500HZ, and because the current penetration depth or the electromagnetic stirring force is in inverse proportion to the operating frequency, the casting furnace has the problems of low electrical efficiency, adverse effect on the uniformity of the components of the multi-component alloy furnace burden and the temperature of the melt and the like due to the obvious skin effect on the furnace burden and the reduction of the electromagnetic stirring capability; 3) the casting furnace adopting the power frequency coreless induction body is characterized in that the induction body of the power frequency coreless short coil induction furnace is only arranged at about 1/5 of the height of a molten pool due to the structural shape of the whole furnace, and the ratio L/D of the height L of the induction coil to the inner diameter D of a crucible is about 1; the method is not suitable for a small-capacity furnace, cannot be applied to horizontal continuous casting production needing to assemble a crystallizer on the side surface of the furnace, cannot assemble the crystallizer on the furnace for up-drawing continuous casting production due to the influence of electromagnetic induction, is easy to influence the measurement of melt temperature by electromagnetic induction interference, cannot continuously measure the temperature of a transmitted melt on line, can only adopt a short-time disposable temperature sensor for measurement, cannot realize detachable butt joint assembly and replacement of an inductor and the like.
Disclosure of Invention
The invention aims to provide a frequency conversion power-adjusting detachable power frequency coreless inductor continuous casting furnace and a using method thereof, which are used for solving the problems in the prior art and ensuring that an inductor can be detached; and can realize continuous casting production, and the electric efficiency is high.
In order to achieve the purpose, the invention provides the following scheme:
the invention provides a frequency conversion power-adjusting detachable power frequency coreless inductor continuous casting furnace, which comprises an upper furnace body, wherein the bottom of the upper furnace body is communicated with a detachable power frequency coreless inductor; the top of the upper furnace body is provided with an opening, an up-leading continuous casting crystallizer is arranged at the opening, one side of the top of the upper furnace body is provided with a temperature sensor, the temperature sensor is connected with a controller, and the controller can adjust the power of the detachable power frequency coreless inductor; the furnace hearth of the upper furnace body is used for placing furnace burden and melt, and the tail end of the temperature sensor is inserted into the melt; the side wall of the upper furnace body is communicated with a horizontal continuous casting crystallizer; and casting blank casting devices are arranged on the outer sides of the casting axis directions of the upper continuous casting crystallizer and the horizontal continuous casting crystallizer, and can draw solid casting blanks output from the upper continuous casting crystallizer and the horizontal continuous casting crystallizer.
Optionally, the detachable power frequency coreless inductor is of a detachable structure; the detachable power frequency coreless inductor comprises a crucible, an induction coil, a magnetizer, a butt flange and a bracket; the top of the crucible is communicated with the upper furnace body; the crucible outside is surrounded and is had induction coil, induction coil outside is surrounded and is had the magnetizer, crucible, induction coil and magnetizer set up in the support, the support top pass through flange with go up furnace body bottom detachable fixed connection.
Optionally, the detachable power frequency coreless inductor further comprises a refractory insulating layer, and the refractory insulating layer is filled among the crucible, the induction coil, the magnetizer, the flange and the bracket.
Optionally, the height of the crucible is greater than the heights of the support and the flange, and the upper part of the crucible is located above the support; the bottom of the upper furnace body is provided with a connecting port, the lower end of the connecting port is provided with a connecting groove matched with the cross section size of the crucible, and the upper part of the crucible is clamped in the connecting groove through the refractory insulating layer.
Optionally, the crucible is formed by isostatic pressing of a raw material containing a conductive component.
Optionally, the induction coil is formed by winding an insulated copper wire tube; the rated working frequency of the induction coil is power frequency, the crucible, furnace burden and melt of the crucible can be inductively heated by adjusting power through frequency conversion, and circulating cooling water can be introduced to dissipate heat of the detachable power frequency coreless inductor.
Optionally, the arrangement height of the induction coil is about three-fourths of the height of the crucible molten pool, and the ratio of the height L of the induction coil to the inner diameter D of the crucible is L/D more than or equal to 1.5.
Optionally, the refractory insulating layer is composed of quartz sand, refractory insulating bricks and a soft refractory insulating layer.
Optionally, the controller is connected to the temperature sensor and the induction coil, respectively, and is configured to adjust the power of the detachable power frequency coreless inductor and control the melt temperature; the controller comprises a power receiving part and an adjusting control part, wherein the power receiving part is used for inputting a three-phase power frequency main power supply, and the adjusting control part is used for receiving a control signal and outputting the control signal to the detachable power frequency coreless inductor to carry out alternating current single-phase or three-phase frequency conversion power regulation and control on the temperature of the melt.
The invention also provides a use method of the frequency-conversion power-regulation detachable power-frequency coreless inductor continuous casting furnace, which comprises the following steps:
step one; the upper furnace body is detachably and fixedly connected with the detachable power frequency coreless induction body and the horizontal continuous casting crystallizer respectively through the connecting flange;
step two; the controller adjusts the power of the detachable power frequency coreless induction body and controls the temperature of the melt according to the received signal of the temperature sensor;
step three; inserting an upward continuous casting crystallizer into a melt in a hearth of an upper furnace body to perform upward continuous casting production;
step four; and opening a horizontal continuous casting crystallizer to perform horizontal continuous casting production.
Compared with the prior art, the invention has the following technical effects:
the invention can realize the continuous casting production of the power frequency coreless induction furnace and improve the production efficiency; the frequency of the power frequency coreless induction furnace can be adjusted, namely the temperature of the melt can be controlled by adjusting power; the convenience of replacing the types of the fusion cast metals can be realized. The invention can enhance and regulate the electromagnetic stirring capability of the detachable power frequency coreless inductor by carrying out low-frequency range frequency conversion on the inductor, reduce metal burning loss and multi-element alloy segregation, ensure the uniform temperature of the molten liquid, be favorable for ensuring the continuous casting quality, be convenient for frequently changing the components of the multi-element alloy furnace burden of the production brand, be suitable for the short-time operation production mode, shorten the furnace opening and shutdown time of each furnace, eliminate the hidden trouble of damaging the furnace due to the blockage or disconnection of a melting channel and have moderate electric efficiency and thermal efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a frequency-conversion power-regulating detachable power-frequency coreless inductor continuous casting furnace provided by the invention;
wherein, 1 is a detachable power frequency coreless inductor, 101 is a crucible, 102 is an induction coil, 103 is a magnetizer, 104 is a bracket, 105 is a butt flange, 106 is a refractory insulating layer, 2 is an upper furnace body, 3 is a horizontal continuous casting crystallizer, 4 is a solid metal casting blank, 5 is a casting blank casting device, 6 is a temperature sensor, and 7 is an upward continuous casting crystallizer.
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.
The invention aims to provide a frequency conversion power-adjusting detachable power frequency coreless inductor continuous casting furnace and a using method thereof, which are used for solving the problems in the prior art and ensuring that an inductor can be detached; and can realize continuous casting production, and the electric efficiency is high.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
The invention provides a frequency-conversion power-regulation detachable power-frequency coreless induction body continuous casting furnace and a using method thereof, as shown in figure 1, the structure of the frequency-conversion power-regulation detachable power-frequency coreless induction body continuous casting furnace comprises a detachable power-frequency coreless induction body 1, an upper furnace body 2, a temperature sensor 6 and a controller for power-frequency conversion power regulation and melt temperature control, the controller is not shown in the figure, and the temperature sensor 6 is in wired or wireless connection with the controller. The detachable power frequency coreless inductor 1 comprises a crucible 101, an induction coil 102, a magnetizer 103, a butt flange 105, a support 104 and a refractory insulating layer 106, wherein the crucible 101 is surrounded by the induction coil 102, the induction coil 102 is surrounded by the magnetizer 103, the butt flange 102 is fixedly arranged at the top of the support 104, the support 104 and the butt flange 105 bear the weight of and fix the whole detachable power frequency coreless inductor 1 and can be butt-assembled with the upper furnace body 2 through the butt flange 105, and the refractory insulating layer 106 is filled among the crucible 101, the induction coil 102, the magnetizer 103, the butt flange 105 and the support 104; the crucible 101 is formed by isostatic pressing of a raw material containing a part of conductive components, the construction is not needed on site, the proper resistivity of the crucible can obviously reduce the reactive loss, and the crucible not only realizes the butt joint assembly function of a detachable power frequency coreless inductor, but also meets the use requirement of the detachable power frequency coreless inductor; the induction coil 102 is formed by winding an insulated copper conduit, the rated working frequency of the induction coil is power frequency, the induction coil can not only perform induction heating function by frequency conversion and power regulation, but also can meet the heat dissipation requirement of the detachable power frequency coreless inductor 1 by circulating cooling water, and can also meet the requirement of supporting and fixing the crucible 101; the butt flange 105 and the bracket 104 are made of steel components, the whole detachable power frequency coreless inductor 1 is borne fixedly, and the butt flange 105 also meets the requirements of butt joint and detachable assembly of the detachable power frequency coreless inductor 1 and the butt flange of the upper furnace body 2; the refractory insulation layer 106 is composed of quartz sand, refractory insulating bricks and a soft refractory insulation layer, and not only bears the refractory, heat preservation and insulation effects of the whole detachable power frequency coreless inductor 1, but also meets the soft connection buffer layer effect of the detachable assembly position of the butt flange of the upper furnace body 2, and the requirement that the butt detachable assembly position cannot leak melt and is convenient for the butt detachable assembly of the detachable power frequency coreless inductor 1 and the upper furnace body 2 is also met.
The upper furnace body 2 can be butted and assembled with the detachable power frequency coreless inductor 1 and can also be butted and configured with the horizontal continuous casting crystallizer 3, the upper furnace body is composed of a shell which is provided with a butting flange and is made of a steel plate component of a furnace side surface butting furnace panel and an internal fireproof and heat-insulating material, the furnace has casting functions of receiving, storing, standing, heat-insulating, heating, outputting and the like on a melt, the butting flange can be detachably butted and assembled with the detachable power frequency coreless inductor 1, the butting furnace panel on the side surface can be butted and assembled with the horizontal continuous casting crystallizer 3, the upper surface can receive the insertion of an upward continuous casting crystallizer 7 into the melt of a hearth, and the temperature sensor 6 can be used for continuously measuring and transmitting the temperature of the melt on line.
The temperature sensor 6 is inserted into the melt of the hearth of the upper furnace body 2, the influence of electromagnetic induction of the detachable power frequency coreless inductor 1 can be avoided, the melt temperature signal can be continuously measured and transmitted on line, and the temperature sensor 6 is connected with a power frequency variable frequency power regulation and temperature control controller in a wired or wireless mode.
The power frequency variable frequency power regulation and melt temperature control controller consists of a power receiving part and a regulation control part, wherein a main power supply input by the power receiving part is three-phase power frequency current, and the regulation control part outputs the three-phase power frequency current to the detachable power frequency coreless inductor 1 to be alternating current single-phase or three-phase variable frequency power regulation, which can adopt manual regulation and also adopt a melt temperature signal in the upper furnace body 2 which is measured and transmitted by the temperature sensor 6 to carry out artificial intelligent regulation and control; the removable industrial frequency coreless inductor 1 has an induction coil 102 disposed at a height approximately equal to 3/4 of the height of the molten bath, and the ratio L/D of the height L of the induction coil 102 to the inner diameter D of the crucible 101 is more than or equal to 1.5.
The invention can be applied to horizontal continuous casting production, upward continuous casting production and horizontal continuous casting and upward continuous casting production simultaneously by adopting the structure.
The invention provides a frequency conversion power-regulating temperature-controlled detachable power-frequency coreless induction body continuous casting furnace and a using method thereof, aiming at carrying out optimization improvement treatment by making good for each induction body type of the existing casting furnace according to the actual casting production condition, in particular to the requirements of near-net-shape horizontal continuous casting production and up-drawing continuous casting production of nonferrous metal multi-element alloy.
Specifically, the height of the induction coil 102 is three-quarters of the height of the molten pool, and the ratio L/D of the height L of the induction coil 102 to the inner diameter D of the crucible 101 is more than or equal to 1.5, so that the assembly of a butt flange with the upper furnace body 2 of the casting furnace can be conveniently realized on one hand, and the electromagnetic stirring function is fully exerted on the other hand; the side surface of the upper furnace body 2 can be butted with and provided with the horizontal continuous casting crystallizer 3 so as to reliably carry out the near-net-shape horizontal continuous casting production of the nonferrous metal multi-element alloy, or the upper continuous casting crystallizer 7 is inserted into the melt liquid level of the upper furnace body 2 from the top so that the upper continuous casting crystallizer 7 can reliably carry out the upper continuous casting production without being influenced by the electromagnetic induction of the power frequency coreless inductor 1, and the temperature measuring sensor 6 can be inserted into the melt of the upper furnace body 2 without being influenced by the electromagnetic induction of the power frequency coreless inductor 1 so as to measure and transmit the furnace body temperature in the upper furnace body 2 on line and ensure the accurate and continuous control of the temperature parameter of the casting process; and can be widely used. Wherein through carrying out power frequency conversion regulation power to detachable power frequency coreless inductor 1, strengthen and adjust control power frequency coreless inductor 1 electromagnetic stirring ability, reduce metal burning loss and many first alloy segregation, make the even favourable continuous casting quality of ensureing of melt temperature, the many first alloy furnace charge compositions of convenient frequent change production trade mark can adapt to the short-time operation production mode, the blow-in of every stove and the time of blowing out shorten, eliminate because of the hidden danger that the ditch blocks up or breaks off the damage stove, electric efficiency and thermal efficiency are moderate.
The magnetizer 103 is formed by stacking electrical steel sheets, plays a role in magnetic shielding to restrain leakage flux of the induction coil 102 from being dispersed outwards, prevents other metals from generating heat to improve the electric efficiency and power factor of the furnace, and meets the requirements of supporting and fixing the induction coil 102.
The furnace panel on the side surface of the upper furnace body 2 is detachably butted with the horizontal continuous casting crystallizer 3 through a flange without leakage; the upper furnace body 2 can receive the insertion of an upward continuous casting crystallizer 7 into the hearth melt; the temperature sensor 6 is inserted into the furnace melt of the upper furnace body 2 to measure the temperature of the melt therein, and transmits the temperature to the controller for adjusting power and controlling temperature by power frequency conversion, and the transmission mode is wired or wireless. The main input of the controller for power frequency variable frequency power regulation and temperature control is connected with an alternating current three-phase power frequency power supply, and the alternating current single-phase or three-phase low-frequency range variable frequency power regulation output is connected to the induction coil 102 of the detachable power frequency coreless inductor 1 through a cable; the control end of the controller for adjusting power frequency and controlling melt temperature can receive manual operation control signals, and can also select to receive melt temperature signals in the upper furnace body 2 transmitted by the temperature sensor 6 for artificial intelligent control, and the transmission mode is wired or wireless. The casting blank casting device 5 arranged on one side of the casting axis direction of the upper continuous casting mold 7 and the horizontal continuous casting mold 3 can play a role in pulling and casting the solid metal casting blank 4 forwards by sending out the solid metal casting blank 4. The frequency conversion power-regulating temperature control detachable power frequency coreless induction body continuous casting furnace device is suitable for production occasions where the melt multi-element alloy is easy to generate segregation, the melt temperature balance is required to be good, the melt temperature control precision is high, and the short-time operation is performed.
The principle and the implementation mode of the invention are explained by applying a specific example, and the description of the embodiment is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (10)
1. The utility model provides a power detachable power frequency coreless induction body continuous casting furnace which characterized in that: the device comprises an upper furnace body, wherein the bottom of the upper furnace body is communicated with a detachable power frequency coreless inductor; the top of the upper furnace body is provided with an opening, an up-leading continuous casting crystallizer is arranged at the opening, one side of the top of the upper furnace body is provided with a temperature sensor, the temperature sensor is connected with a controller, and the controller can adjust the power of the detachable power frequency coreless inductor; the furnace hearth of the upper furnace body is used for placing furnace burden and melt, and the tail end of the temperature sensor is inserted into the melt; the side wall of the upper furnace body is communicated with a horizontal continuous casting crystallizer; and casting blank casting devices are arranged on the outer sides of the casting axis directions of the upper continuous casting crystallizer and the horizontal continuous casting crystallizer, and can draw solid casting blanks output from the upper continuous casting crystallizer and the horizontal continuous casting crystallizer.
2. The frequency conversion power-regulating detachable power frequency coreless induction body continuous casting furnace of claim 1, wherein: the detachable power frequency coreless induction body is of a detachable structure; the detachable power frequency coreless inductor comprises a crucible, an induction coil, a magnetizer, a butt flange and a bracket; the top of the crucible is communicated with the upper furnace body; the crucible outside is surrounded and is had induction coil, induction coil outside is surrounded and is had the magnetizer, crucible, induction coil and magnetizer set up in the support, the support top pass through flange with go up furnace body bottom detachable fixed connection.
3. The frequency conversion power-regulating detachable power frequency coreless induction body continuous casting furnace of claim 2, wherein: the detachable power frequency coreless inductor further comprises a refractory insulating layer, and the refractory insulating layer is filled among the crucible, the induction coil, the magnetizer, the flange and the bracket.
4. The frequency conversion power-regulating detachable power frequency coreless induction body continuous casting furnace of claim 3, wherein: the height of the crucible is greater than that of the support and the flange, and the upper part of the crucible is positioned above the support; the bottom of the upper furnace body is provided with a connecting port, the lower end of the connecting port is provided with a connecting groove matched with the cross section size of the crucible, and the upper part of the crucible is clamped in the connecting groove through the refractory insulating layer.
5. The frequency conversion power-regulating detachable power frequency coreless induction body continuous casting furnace of claim 2, wherein: the crucible is formed by isostatic pressing of a raw material containing a conductive component.
6. The frequency conversion power-regulating detachable power frequency coreless induction body continuous casting furnace of claim 2, wherein: the induction coil is formed by winding an insulated copper wire conduit; the rated working frequency of the induction coil is power frequency, the crucible, furnace burden and melt of the crucible can be inductively heated by adjusting power through frequency conversion, and circulating cooling water can be introduced to dissipate heat of the detachable power frequency coreless inductor.
7. The frequency conversion power-regulating detachable power frequency coreless induction body continuous casting furnace of claim 2, wherein: the arrangement height of the induction coil is three quarters of the height of the crucible molten pool, and the ratio of the height L of the induction coil to the inner diameter D of the crucible is L/D more than or equal to 1.5.
8. The frequency conversion power-regulating detachable power frequency coreless induction body continuous casting furnace of claim 3, wherein: the fire-resistant insulating layer consists of quartz sand, fire-resistant insulating bricks and a soft fire-resistant insulating layer.
9. The frequency conversion power-regulating detachable power frequency coreless induction body continuous casting furnace of claim 2, wherein: the controller is respectively connected with the temperature sensor and the induction coil and is used for adjusting the power of the detachable power frequency coreless inductor and controlling the temperature of the melt; the controller comprises a power receiving part and an adjusting control part, wherein the power receiving part is used for inputting a three-phase power frequency main power supply, and the adjusting control part is used for receiving a control signal and outputting the control signal to the detachable power frequency coreless inductor to carry out alternating current single-phase or three-phase frequency conversion power regulation and control on the temperature of the melt.
10. The utility model provides a frequency conversion power regulation detachable power frequency coreless induction body continuous casting furnace use method which characterized in that: the method comprises the following steps:
step one; the upper furnace body is detachably and fixedly connected with the detachable power frequency coreless induction body and the horizontal continuous casting crystallizer respectively through the connecting flange;
step two; the controller adjusts the power of the detachable power frequency coreless induction body and controls the temperature of the melt according to the received signal of the temperature sensor;
step three; inserting an upward continuous casting crystallizer into a melt in a hearth of an upper furnace body to perform upward continuous casting production;
step four; and opening a horizontal continuous casting crystallizer to perform horizontal continuous casting production.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911308342.9A CN110883322A (en) | 2019-12-18 | 2019-12-18 | Frequency-conversion power-regulation detachable power-frequency coreless inductor continuous casting furnace and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911308342.9A CN110883322A (en) | 2019-12-18 | 2019-12-18 | Frequency-conversion power-regulation detachable power-frequency coreless inductor continuous casting furnace and use method thereof |
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| CN110883322A true CN110883322A (en) | 2020-03-17 |
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| CN201911308342.9A Pending CN110883322A (en) | 2019-12-18 | 2019-12-18 | Frequency-conversion power-regulation detachable power-frequency coreless inductor continuous casting furnace and use method thereof |
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