CN1258577A - Continuous casting process and continuous casting machine - Google Patents
Continuous casting process and continuous casting machine Download PDFInfo
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- CN1258577A CN1258577A CN98126369A CN98126369A CN1258577A CN 1258577 A CN1258577 A CN 1258577A CN 98126369 A CN98126369 A CN 98126369A CN 98126369 A CN98126369 A CN 98126369A CN 1258577 A CN1258577 A CN 1258577A
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Abstract
The present invention belongs to the field of metallurgical casting technology. The continuous casting process includes the following steps: loading material into melting and maintaining furnace, vacuum pumping the cylinder holding a melting and maintaining furnace and a crystallizer, and melting, temperature maintaining and continuous casting in vacuum state. The continuous casting machine designed based on the said continuous casting process has a melting and maintaining furnace and a crystallizer installed in the same cylinder, and can perform continuous casting in vacuum state or in protective gas. The present invention can raise the quality of cast blank of noble metal and precision alloy and raise material utilization.
Description
The invention discloses a kind of continuous casting process and conticaster, belong to the metallurgical casting technical field.
Common continuous casting is carried out in atmosphere, this common continuous casting technology incompatibility noble metal, the continuous casting requirement of Precise Alloy, because some noble metal is air-breathing easily, the easy oxidation of some Precise Alloy etc., in atmosphere when these noble metals of continuous casting, Precise Alloy, can with the pernicious gas haptoreaction in the atmosphere, make in the metal after the casting to have impurity, defectives such as pore, oxide, influence the quality of metal.In addition, noble metal, Precise Alloy require relatively stricter to composition, have many pollutants in the atmosphere, and during continuous casting, these pollutants can pollute noble metal, Precise Alloy, and metal quality is descended in atmosphere.In addition, relatively poor with common continuous casting gained cc billet surface quality, usually have oxide skin, defectives such as face crack, after generally needing to remove the epidermis of strand, just can carry out following process, do like this and reduced stock utilization, increased manufacturing cost, the metal influence higher to these prices such as noble metal, Precise Alloys is just bigger.
The objective of the invention is to design a kind of continuous casting process and realize the used conticaster of this technology, the continuous casting process is not exposed in the atmosphere, improve the inherent quality and the surface quality of strand.
The designed a kind of continuous casting process of the present invention comprises following operation:
(1) in the melting and heat preservation stove, adds raw material;
(2) tank body that melting and heat preservation stove and crystallizer will be installed vacuumizes, and vacuum is 500-10
-2Pa;
(3) fusing, fusion temperature is 500-2100 ℃, keeps vacuum during fusing;
(4) holding temperature is 500-2100 ℃, and temperature retention time is 20-50 minute, keeps vacuum during insulation;
(5) cast continuously through crystallizer, keep vacuum during continuous casting.
Carry out melting process in melting furnace, be incubated in the melting and heat preservation stove of then molten metal liquid being packed into, melting furnace is contained in the tank body.
Before melting process or behind the melting process, or after the insulation operation is finished, charge into protective gas in tank body, the blowing pressure is 0.001-1MPa.
After the crystallizer outlet, cooler is housed, strand is cooled off
Adopt intermediate frequency furnace or melting furnace made by Efco-Northrup furnace or/and the melting and heat preservation stove has opening in the middle part or the bottom of induction coil, plug for outlet is installed in opening.
Vacuum in the described tank body is 200～10
-2Pa.
Described fusion temperature is 800 ℃～1600 ℃,
Described holding temperature is 800 ℃～1600 ℃.
Described the blowing pressure is 0.01-0.2MPa.
A kind of conticaster of above-mentioned continuous casting process of realizing mainly is made up of melting and heat preservation stove, crystallizer and hauling machine, crystallizer is installed on the melting and heat preservation outlet of still, melting and heat preservation stove and crystallizer are installed in the tank body of sealing, vacuum suction interface tube, charge door, discharging opening, electrical connector and cooling water pipe interface are arranged on the tank body, sealing ring is equipped with at the discharging opening place, and hauling machine is installed in outside the discharging opening of tank body.
Described conticaster has melting furnace, melting furnace is contained in the sealed shell of tank, on the tank body of installation melting furnace the vacuum suction interface tube is arranged, charge door, discharging opening, electrical connector and cooling water pipe interface, valve is equipped with at the discharging opening place, and an end of valve links with the charge door that is equipped with on the tank body of melting and heat preservation stove.
Described melting furnace is installed in the tank body that the melting and heat preservation stove is housed, and melting furnace is installed in before the melting and heat preservation stove, on the tank body between melting furnace and the melting and heat preservation stove dividing plate and valve is housed.
The gas tube interface is housed on the described tank body.
Described melting furnace is or/and the melting and heat preservation stove is intermediate frequency furnace or Efco-Northrup furnace, the middle part or the bottom of its induction coil have opening, the coil-span of opening part has the spill section greater than the coil-span at other place on the coil on the coil of opening part, the coil of spill section is formed opening.
Opening part at coil is equipped with bucking coil.
Have induction coil in the outlet of described melting and heat preservation stove.
Described crystallizer is installed on the adjustable support, and adjustable support is made up of underframe, slide plate and screw rod, and vertical adjusting screw(rod), lateral adjustments screw rod and vertical adjustment screw rod are housed between slide plate and underframe, and crystallizer is contained on the slide plate.
In the crystallizer exit cooler is housed, cooler is made up of at least one pair of running roller and support, and running roller is contained on the support, is hollow in the middle of the running roller, and water inlet pipe and water outlet pipe is equipped with at the running roller two ends.
In the crystallization exit cooler is housed, cooler is made up of at least one pair of pressing plate and support, and pressing plate is a hollow, has water inlet pipe and water outlet pipe on the pressing plate, and pressing plate is rack-mount, has spring on the support, and spring is pressed on the pressing plate.
Described clamp surface has graphite cake.
Described melting furnace is or/and there are temperature transducer and temperature controller in the melting and heat preservation furnace zone.
The combined labyrinth and carbon gland that the sealing of described discharging opening is made up of packing seal.
Described conticaster has vavuum pump and valve, and vavuum pump is by valve and melting furnace is installed or/and the vacuum suction interface tube on the tank body of melting and heat preservation stove links.
Described conticaster has coiling machine.
When using designed continuous casting process of the present invention and conticaster thereof, following advantage is arranged:
1. vacuumize operation in the continuous casting process, fusing, insulation, the casting process of noble metal, Precise Alloy are all carried out under vacuum state, can prevent that noble metal, Precise Alloy from contacting with pernicious gas in the atmosphere, avoid the pollution of pollutant in the atmosphere, make the composition of noble metal, Precise Alloy accurate, reduce impurity, defectives such as pore, oxide, eliminate the surface oxidation and the crackle of strand, improved the inherent quality and the surface quality of noble metal, Precise Alloy strand.
2. can be increased in the operation of fusing under the protective gas, insulation, continuous casting in the continuous casting process; the continuous casting of noble metal, Precise Alloy is carried out under the atmosphere of protective gas; casting speed is accelerated, the strand cooling velocity is accelerated, thereby improve the production efficiency of continuous casting.Continuous casting under certain pressure can make the densification of metal inner tissue simultaneously, improves the cast metal quality.
3. can increase refrigerating work procedure in the continuous casting process, make the strand cooling velocity faster, the material structure densification strand.
4. adopt intermediate frequency furnace in the continuous casting process or melting furnace made by Efco-Northrup furnace or/and the melting and heat preservation stove, burn-off rate is fast, and can utilize function composite by electromagnetic stirring stirring molten metal body, makes metal ingredient even.
5. continuous casting process is applied widely, can satisfy multiple noble metal, the requirement of Precise Alloy continuous casting, can obtain high-quality noble metal, Precise Alloy continuous casting billet.
6. continuous casting process designed according to this invention requires and the conticaster of design, and following advantage is arranged:
1. melting and heat preservation stove, crystallizer are installed in the tank body of sealing, during continuous casting, air in the tank body is taken away by vavuum pump from vacuum exhaust pipe, form vacuum state in the tank body, thereby be implemented under the vacuum state melt, the technological requirement of insulation, continuous casting, avoid in atmosphere, carrying out the shortcoming of continuous casting, guaranteed the inherent quality and the surface quality of continuous casting billet.
2. have the gas tube interface on the tank body, can in jar, charge into protective gas, be implemented in the continuous casting process under the protective gas protection from this interface.Used protective gas or gases such as nitrogen or argon gas or carbon dioxide gas.
3. conticaster can have melting furnace, be provided with dividing plate and valve being provided with between the tank body of melting furnace and melting and heat preservation stove between valve or melting furnace in same tank body and the melting and heat preservation stove, the tank body of melting furnace and melting and heat preservation stove can be separated mutually or be communicated with, melting process and insulation operation are carried out on two stoves respectively, when the melting and heat preservation stove carries out continuous casting work, melting furnace is at the metal molten that carries out next stove, when metal liquid will use up in the melting and heat preservation stove, the metal liquid that has melted in the melting furnace in time adds in the melting and heat preservation stove, can realize the work of continuous uninterrupted continuous casting like this, improve the conticaster operating efficiency.
4. the melting furnace in the conticaster speeds up metal molten or/and the melting and heat preservation stove can adopt intermediate frequency furnace or Efco-Northrup furnace, and utilizes function composite by electromagnetic stirring stirring molten metal body, improves the uniformity of metal.
When in the outlet of melting and heat preservation stove, having induction coil, can keep the temperature in exit, metal liquid is flowed smoothly.
5. crystallizer is installed on the adjustable support, adjustable support is made up of underframe, slide plate and screw rod, have the screw rod of adjusting three directions on the slide plate, can make the relative base of slide plate carry out all around, three direction adjustment up and down, crystallizer is installed on the slide plate, by adjusting the position of slide plate, the crystallizer position on the slide plate is adjusted thereupon, crystallizer is correctly connected, to guarantee that continuous casting carries out smoothly with the plug for outlet of melting and heat preservation stove.
6. after crystallizer cooler can be installed, cooler has two kinds of forms, and roller type and clamping plate type, roller type are to clamp the metal strand by a pair of running roller, water flowing cooling in the running roller, and then cooling strand; Clamping plate type is to clamp the metal strand by two block pressur plates, and the metal strand slides in pressing plate, has cooling water pipe on the pressing plate, pressing plate is cooled off, and then the cooling strand.Use cooler, strand is cooled off rapidly, improve slab quality, can also avoid the sealing ring at the strand damage discharging opening place of heat.
7. melting furnace can link with temperature controller or/and have temperature transducer on the melting and heat preservation stove, and fusion temperature, holding temperature are controlled automatically.
8. conticaster can also have coiling machine, and coiling machine is installed in after the hauling machine, makes strand be rolled into volume automatically, is convenient to transport and deposit.
Fig. 1 is the structural representation of first kind of conticaster.
Fig. 2 is the structural representation of second kind of conticaster.
Fig. 3 is the structural representation of the third conticaster.
Below in conjunction with embodiment and accompanying drawing the present invention is done detailed explanation.
The designed conticaster of the present invention is used in a kind of continuous casting of Ag-28Cu alloy, and its technology is as follows:
(1) raw material is put into the melting and heat preservation stove;
(2) vacuumize after the tank body sealing of melting and heat preservation stove and crystallizer will be housed, vacuum is 80～10Pa;
(3) fusing adopts resistance furnace to make the melting and heat preservation stove, is warming up to 900 ± 60 ℃, and keeps a jar interior vacuum;
(4) insulation, insulation is 20 minutes under 900 ± 60 ℃ of temperature, and keeps a jar interior vacuum;
(5) cast continuously by crystallizer, and keep a jar interior vacuum.
When continuous casting, by hauling machine strand is drawn and to pull out.
The Ag-28Cu alloy generally increases with the content of Ag, and the air-breathing tendency of its liquid alloy is serious gradually, and during with common continuous casting technology continuous casting, alloy contains pore, influences slab quality.After adopting the designed continuous casting process of the present invention, the alloy inner air vent reduces, and has eliminated the oxide layer and the crackle of casting billet surface, makes the Ag-28Cu alloy mass reach requirement, and has improved the utilization rate of alloy.
A kind of continuous casting process of aluminium lithium-1420 alloy welding wire is as follows:
(1) raw material is put into the melting and heat preservation stove;
(2) tank body that melting and heat preservation stove and crystallizer will be housed vacuumizes, and vacuum is 230-70Pa;
(3) fusing, fusing is carried out with intermediate frequency furnace, and fusion temperature is 800 ± 50 ℃, and keeps a jar interior vacuum;
(4) insulation, holding temperature is 800 ± 50 ℃, is incubated about 30 minutes;
(5) inflation charges into argon gas in jar, and the blowing pressure is 0.1 ± 0.02MPa;
(6) cast continuously by crystallizer, and keep a jar interior inflation;
(7) with cooler strand is cooled off.
When continuous casting, with hauling machine strand is drawn and to pull out.
Aluminium lithium alloy is inhaled hydrogen easily when the fusing continuous casting, produce segregation, with the uncontrollable quality of common continuous casting process, adopt the designed continuous casting process of the present invention after, hydrogen content that can strict control alloy, eliminate segregation, and prevent the scaling loss of Volatile Elements, make the smooth continuous casting of aluminium lithium alloy.
A kind of monel metal continuous casting process is as follows:
(1) raw material is put into melting furnace;
(2) tank body that melting furnace, crystallizer and melting and heat preservation stove will be housed vacuumizes, and vacuum is 120-60Pa;
(3) inflation charges into nitrogen in jar, and the blowing pressure is 0.1 ± 0.02Mpa;
(4) the intermediate frequency furnace melted alloy is adopted in fusing, and fusion temperature is 1340 ± 30 ℃, and keeps a jar interior inflation;
(5) insulation is put into the melting and heat preservation stove with the alloy liquid in the melting furnace, and insulation is 40 minutes in the melting and heat preservation stove, and holding temperature is 1520 ± 40 ℃, and keeps a jar interior inflation;
(6) cast continuously by crystallizer, and keep a jar interior inflation;
(7) with cooler strand is cooled off.
When continuous casting, with hauling machine strand is drawn and to pull out.
Monel metal is in common fusing, casting process, and is air-breathing many, easily produces pore, and the casting billet surface oxidation is serious, and the material of strand just can carry out following process after need removing epidermis, and the utilization rate of material is lower.After adopting the designed continuous casting process of the present invention, eliminated the pore in the alloy, the densification of strand inner tissue, the casting billet surface non-scale has improved material inherent quality and surface quality.
Embodiment 4
A kind of continuous casting process of Pb-Ag-Cu alloy is as follows:
(1) raw material is put into the melting and heat preservation stove;
(2) tank body that melting and heat preservation stove and crystallizer will be housed vacuumizes, and vacuum is 10.3-13.3 * 10
-1Pa;
(3) fusing, Efco-Northrup furnace is adopted in fusing, and fusion temperature is 1000 ± 50 ℃, and keeps the vacuum in the tank body;
(4) insulation, holding temperature is 950 ± 15 ℃, is incubated 50 minutes, and keeps the vacuum in the tank body;
(5) charge into helium in jar, the blowing pressure is 0.005 ± 0.003MPa;
(6) carry out continuous casting by crystallizer, and keep the vacuum in the tank body.
When continuous casting, with hauling machine strand is drawn and to pull out.
The Pb-Ag-Cu alloy when fusing inspiratory phenomenon more serious, when adopting common continuous casting process, there is pore in alloy inside, influences slab quality.After adopting the designed continuous casting process of the present invention, eliminate the strand internal porosity, improved slab quality
The structural representation of the described conticaster of present embodiment is seen shown in Figure 1.
Conticaster mainly is made up of melting and heat preservation stove 1, crystallizer 2 and hauling machine 3, and melting and heat preservation stove 1 adopts resistance furnace, and resistance furnace is made up of crucible 5 and resistance wire 6, and crystallizer 2 is installed on the plug for outlet of melting and heat preservation stove 1.Melting and heat preservation stove 1 and crystallizer 2 all are installed in the tank body 7 of sealing, and vacuum suction interface tube 8 is arranged on the tank body 7, and sealing ring 9 is arranged on it, interface 8 usefulness pipelines link to each other with vavuum pump with valve (vavuum pump, valve do not draw in the drawings).Also have charge door 10 on the tank body 7, the loam cake 11 of tank body 7 is housed on it, sealing ring 12 is arranged between the two.Electrical connector 13 is arranged on the tank body 7, and electrical connector 13 links a resistance furnace in the jar and a jar outer power supply.Also has cooling water interface 14 on the tank body 7, in order to parts such as cooler crystallizer, bodies of heater.Also have discharging opening 15 on the tank body 7, sealing ring 16 is housed on the discharging opening 15, sealing between strand 17 that continuous casting can be gone out and the tank body 7.Hauling machine 3 is housed outside discharging opening 15, strand 17 is pulled out by hauling machine 3.
During conticaster work, earlier raw material is put into the crucible 5 of melting and heat preservation stove 1, loam cake 11 is connected sealing with tank body 7, then to vacuumizing in the tank body 7, connect the heating power supply of melting and heat preservation stove 1, melting and heat preservation stove 1 heat temperature raising melts raw material, after smelter is finished, be incubated in melting and heat preservation stove 1, carry out continuous casting by crystallizer 2 again, the strand 17 that continuous casting goes out is sent tank body 7 by discharging opening 15, and enter in the hauling machine 3, by hauling machine 3 strand is pulled straight.
Embodiment 6
The structural representation of the described conticaster of present embodiment is seen shown in Figure 2
The structure of the described conticaster of present embodiment and embodiment's 5 is basic identical, difference one is that melting and heat preservation stove 1 adopts intermediate frequency furnace, intermediate frequency furnace is made up of induction coil 4 and crucible 5, opening is arranged at the bottom of induction coil 4, have spill section 18 (seeing Fig. 2 and shown in Figure 3) on the coil of opening part, spill section 18 coils form opening, and the plug for outlet of crucible 5 is housed in the opening; The 2nd, crystallizer 2 is installed on the slide plate of adjustable support 19, vertical adjusting screw(rod) 20, lateral adjustments screw rod 21 and the vertical adjustment screw rod 22 of regulating fore-and-aft direction, left and right directions and above-below direction are arranged on the slide plate, utilize these adjusting screw(rod)s can regulate the plug for outlet position of crystallizer 2 relative crucibles 5, crystallizer 2 and plug for outlet are combined closely; The 3rd, gas tube interface 23 is arranged on the tank body 7, sealing ring 24 is arranged on it, gas tube interface 23 is not by pipe and valve and protective gas source link (protective gas source, valve draw in the drawings); The 4th, two coolers 25 are housed after crystallizer 2, two-layer coldplate 26 is up and down arranged in the cooler 25, logical cooling water is equipped with graphite cake 27 on the surface of coldplate 26 in the coldplate 26, between upper strata coldplate 26 and the support 28 spring 29 is housed; The 5th, the combination sealing 30 that the sealing of discharging opening 15 is made up of packing seal and sealing ring 16.
The operation principle of the described conticaster of present embodiment and embodiment 5 are described basic identical, and difference one is that heat temperature raising is fast owing to adopt intermediate frequency furnace to make melting and heat preservation stove 1, and fusing time is short, because function composite by electromagnetic stirring, alloy composition is even; The 2nd, have gas tube interface 23 on the tank body 7, can in tank body 7, charge into protective gas by this interface 23, can be implemented in fusing, insulation, continuous casting work under the protective gas protection, casting speed is fast, and the strand cooling is fast, the casting blank inner organization densification, quality is good; The 3rd, have cooler 25, strand 17 is forced cooling, good cooling results; The 4th, discharging opening 15 places use combination sealing 30, strengthen the sealing property of tank body 7.
The structural representation of the described conticaster of present embodiment is seen shown in Figure 3.
The structure of the described conticaster of present embodiment and embodiment 6 are described basic identical, difference one is to have increased melting furnace 31, with melting furnace 31 be installed in melting and heat preservation stove 1 above, crystallizer 2 is installed in the plug for outlet place of melting and heat preservation stove 1, and melting furnace 31 and melting and heat preservation stove 1 all adopt Efco-Northrup furnace; The 2nd, in the tank body 7 between melting furnace 31 and the melting and heat preservation stove 1 dividing plate 32 is arranged, valve 33 is housed above the dividing plate 32, between the plug for outlet of melting furnace 31 and valve 33, chute 34 is arranged, be used for melting furnace 31 molten metal liquid guide flows in melting and heat preservation stove 1, when valve 33 is opened, molten metal liquid can flow in the melting and heat preservation stove 1 by valve 33, when valve 33 is closed, the two parts up and down that tank body 7 can be divided into mutual isolation, these two parts can be respectively vacuum suction interface tube 8 by separately vacuumize, also can be respectively gas tube interface 23 by separately to the tank body inflation of part separately; The 3rd, cooler 25 is made up of a pair roller 35, and roller 35 is installed on the support 28, logical cooling water in the roller 35, and roller 35 is pressed on the strand 17, and strand 17 is forced cooling; The 4th, coiling machine 36 is housed after hauling machine 3, coiling machine 36 is with strand 17 bendings and coil rolling, so that carrying; The 5th, dress temperature transducer 37 on melting furnace 31 and melting and heat preservation stove 1, temperature transducer 37 links with temperature controller; The 6th, at the opening part of induction coil 4 bucking coil 38 is housed; The 7th, the plug for outlet of melting and heat preservation stove has induction coil 39.
The operation principle of the described conticaster of present embodiment and embodiment 6 are described basic identical, difference one is to have increased melting furnace 31 in the conticaster, after melting furnace 31 has melted metal, molten metal liquid can be delivered in the melting and heat preservation stove 1 and be incubated, carry out continuous casting by crystallizer 2 again, and melting furnace 31 can melt another stove metal, melting furnace 31 is used with melting and heat preservation stove 1, can realize continuous casting uninterruptedly, improve the production efficiency of conticaster; The 2nd, on melting furnace 31 and the melting and heat preservation stove 1 temperature transducer 37 is housed, can link with temperature controller, measure and control furnace temperature automatically; The 3rd, at the opening part of induction coil 4 bucking coil 38 is housed, can the opening part of induction coil 4 because of strengthening the magnetic field of reducing, coil distance be compensated; The 4th, the induction coil at the plug for outlet place of melting and heat preservation stove can be heated to plug for outlet, keeps the temperature at plug for outlet place, and metal liquid is flowed smoothly.
Claims (24)
1. continuous casting process is characterized in that: comprise following operation:
(1) in the melting and heat preservation stove, adds raw material;
(2) tank body that melting and heat preservation stove and crystallizer will be installed vacuumizes, and vacuum is 500-10
-2Pa;
(3) fusing, fusion temperature is 500-2100 ℃, keeps vacuum during fusing;
(4) holding temperature is 500-2100 ℃, and temperature retention time is 20-50 minute, keeps vacuum during insulation;
(5) cast continuously through crystallizer, keep vacuum during continuous casting.
2. a kind of continuous casting process according to claim 1 is characterized in that: carry out melting process in melting furnace, be incubated in the melting and heat preservation stove of then molten metal liquid being packed into, melting furnace is contained in the tank body.
3. a kind of continuous casting process according to claim 1 and 2 is characterized in that: before melting process or behind the melting process, or after the insulation operation is finished, charge into protective gas in tank body, the blowing pressure is 0.001-1MPa.
4. a kind of continuous casting process according to claim 1 and 2 is characterized in that: after the crystallizer outlet cooler is housed, strand is cooled off.
5. a kind of continuous casting process according to claim 1 and 2 is characterized in that: adopt intermediate frequency furnace or melting furnace made by Efco-Northrup furnace or/and the melting and heat preservation stove has opening in the middle part or the bottom of induction coil, plug for outlet is installed in opening.
6. a kind of continuous casting process according to claim 1 and 2 is characterized in that: the vacuum in the described tank body is 200～10
-2Pa.
7. a kind of continuous casting process according to claim 1 and 2 is characterized in that: described fusion temperature is 800 ℃～1600 ℃.
8. a kind of continuous casting process according to claim 1 and 2 is characterized in that: described holding temperature is 800 ℃～1600 ℃.
9. a kind of continuous casting process according to claim 3 is characterized in that: described the blowing pressure is 0.01-0.2MPa.
10. conticaster of realizing the described continuous casting process of claim 1, mainly form by melting and heat preservation stove, crystallizer and hauling machine, crystallizer is installed on the melting and heat preservation outlet of still, it is characterized in that: melting and heat preservation stove and crystallizer are installed in the tank body of sealing, vacuum suction interface tube, charge door, discharging opening, electrical connector and cooling water pipe interface are arranged on the tank body, sealing ring is equipped with at the discharging opening place, and hauling machine is installed in outside the discharging opening of tank body.
11. conticaster according to claim 10, it is characterized in that: described conticaster has melting furnace, melting furnace is contained in the sealed shell of tank, on the tank body of installation melting furnace the vacuum suction interface tube is arranged, charge door, discharging opening, electrical connector and cooling water pipe interface, valve is equipped with at the discharging opening place, and an end of valve links with the charge door that is equipped with on the tank body of melting and heat preservation stove.
12. conticaster according to claim 11 is characterized in that: melting furnace is installed in the tank body that the melting and heat preservation stove is housed, and melting furnace is installed in before the melting and heat preservation stove, on the tank body between melting furnace and the melting and heat preservation stove dividing plate and valve is housed.
13., it is characterized in that: the gas tube interface is housed on the tank body according to claim 10 or 11 described conticasters.
14. according to claim 10 or 11 described conticasters, it is characterized in that: described melting furnace is or/and the melting and heat preservation stove is intermediate frequency furnace or Efco-Northrup furnace, the middle part or the bottom of its induction coil have opening, the coil-span of opening part is greater than the coil-span at other place on the coil, have the spill section on the coil of opening part, the coil of spill section is formed opening.
15. conticaster according to claim 14 is characterized in that: the opening part at coil is equipped with bucking coil.
16. conticaster according to claim 14 is characterized in that: in the outlet of melting and heat preservation stove, have induction coil.
17. according to claim 10 or 11 described conticasters, it is characterized in that: crystallizer is installed on the adjustable support, adjustable support is made up of underframe, slide plate and screw rod, and vertical adjusting screw(rod), lateral adjustments screw rod and vertical adjustment screw rod are housed between slide plate and underframe, and crystallizer is contained on the slide plate.
18. according to claim 10 or 11 described conticasters, it is characterized in that: in the crystallizer exit cooler is housed, cooler is made up of at least one pair of running roller and support, and running roller is contained on the support, is hollow in the middle of the running roller, water inlet pipe and water outlet pipe is equipped with at the running roller two ends
19. according to claim 10 or 11 described conticasters, it is characterized in that: in the crystallization exit cooler is housed, cooler is made up of at least one pair of pressing plate and support, pressing plate is a hollow, has water inlet pipe and water outlet pipe on the pressing plate, and pressing plate is rack-mount, have spring on the support, spring is pressed on the pressing plate.
20. conticaster according to claim 19 is characterized in that: described clamp surface has graphite cake.
21. according to claim 10 or 11 described conticasters, it is characterized in that: described melting furnace is or/and there are temperature transducer and temperature controller in the melting and heat preservation furnace zone.
22., it is characterized in that: the combined labyrinth and carbon gland that the sealing of described discharging opening is made up of packing seal according to claim 10 or 11 described conticasters.
23. according to claim 10 or 11 described conticasters, it is characterized in that: described conticaster has vavuum pump and valve, vavuum pump is by valve and melting furnace is installed or/and the vacuum suction interface tube on the tank body of melting and heat preservation stove links.
24. according to claim 10 or 11 described conticasters, it is characterized in that: described conticaster has coiling machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98126369A CN1113713C (en) | 1998-12-30 | 1998-12-30 | Continuous casting process and continuous casting machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98126369A CN1113713C (en) | 1998-12-30 | 1998-12-30 | Continuous casting process and continuous casting machine |
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|---|---|
| CN1258577A true CN1258577A (en) | 2000-07-05 |
| CN1113713C CN1113713C (en) | 2003-07-09 |
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| CN98126369A Expired - Lifetime CN1113713C (en) | 1998-12-30 | 1998-12-30 | Continuous casting process and continuous casting machine |
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| CN102179493A (en) * | 2011-04-20 | 2011-09-14 | 钢铁研究总院 | Vacuum continuous casting apparatus for high-temperature alloy |
| CN102451893A (en) * | 2010-10-26 | 2012-05-16 | 苏州金江铜业有限公司 | Manufacturing method for alloy wire rod |
| CN102974795A (en) * | 2012-12-31 | 2013-03-20 | 无锡隆达金属材料有限公司 | Method for producing Monel alloy ingot by using horizontal continuous casting |
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| CN104923752A (en) * | 2015-07-08 | 2015-09-23 | 南京工业大学 | Titanium and titanium alloy low-cost continuous casting technology and equipment |
| CN105033200A (en) * | 2015-09-18 | 2015-11-11 | 山东钢铁股份有限公司 | Vacuum smelting-casting equipment and process |
| CN112743058A (en) * | 2020-12-31 | 2021-05-04 | 杭州华光焊接新材料股份有限公司 | Continuous casting machine and continuous casting method |
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1998
- 1998-12-30 CN CN98126369A patent/CN1113713C/en not_active Expired - Lifetime
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102451893A (en) * | 2010-10-26 | 2012-05-16 | 苏州金江铜业有限公司 | Manufacturing method for alloy wire rod |
| CN102451893B (en) * | 2010-10-26 | 2013-09-04 | 苏州金江铜业有限公司 | Manufacturing method for alloy wire rod |
| CN102179493A (en) * | 2011-04-20 | 2011-09-14 | 钢铁研究总院 | Vacuum continuous casting apparatus for high-temperature alloy |
| CN102179493B (en) * | 2011-04-20 | 2013-03-20 | 钢铁研究总院 | Vacuum continuous casting apparatus for high-temperature alloy |
| CN102974795A (en) * | 2012-12-31 | 2013-03-20 | 无锡隆达金属材料有限公司 | Method for producing Monel alloy ingot by using horizontal continuous casting |
| CN104117643A (en) * | 2014-07-17 | 2014-10-29 | 江西理工大学 | Continuous manufacturing device and method for zinc tin alloy rod |
| CN104117643B (en) * | 2014-07-17 | 2016-05-11 | 江西理工大学 | A kind of apparatus for continously production of Zinc-tin alloy bar and method |
| CN104923752A (en) * | 2015-07-08 | 2015-09-23 | 南京工业大学 | Titanium and titanium alloy low-cost continuous casting technology and equipment |
| CN104923752B (en) * | 2015-07-08 | 2017-04-26 | 南京工业大学 | Titanium or titanium alloy continuous casting technology and equipment |
| CN105033200A (en) * | 2015-09-18 | 2015-11-11 | 山东钢铁股份有限公司 | Vacuum smelting-casting equipment and process |
| CN112743058A (en) * | 2020-12-31 | 2021-05-04 | 杭州华光焊接新材料股份有限公司 | Continuous casting machine and continuous casting method |
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