CN114632926B - Three-strand continuous casting machine tundish and three-strand continuous casting machine - Google Patents
Three-strand continuous casting machine tundish and three-strand continuous casting machine Download PDFInfo
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- CN114632926B CN114632926B CN202011473020.2A CN202011473020A CN114632926B CN 114632926 B CN114632926 B CN 114632926B CN 202011473020 A CN202011473020 A CN 202011473020A CN 114632926 B CN114632926 B CN 114632926B
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- tundish
- frame
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- continuous 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
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
- B22D41/12—Travelling ladles or similar containers; Cars for ladles
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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
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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
- B22D2/00—Arrangement of indicating or measuring devices, e.g. for temperature or viscosity of the fused mass
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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
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
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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
- B22D45/00—Equipment for casting, not otherwise provided for
- B22D45/005—Evacuation of fumes, dust or waste gases during manipulations in the foundry
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Abstract
The invention discloses a tri-stream continuous casting machine tundish car and a tri-stream continuous casting machine, wherein the tri-stream continuous casting machine tundish car comprises a supporting frame (1) and a lifting frame (2), the lifting frame (2) is connected with the supporting frame (1) through a lifting hydraulic cylinder (4), the lifting frame (2) can support a tundish (3), the lifting hydraulic cylinder (4) can drive the tundish (3) and the lifting frame (2) to move up and down, the supporting frame (1) can move left and right, the supporting frame (1) comprises an outer arc side supporting beam (101) and an inner arc side supporting beam (102) which are arranged at intervals from front to back, and the outer arc side supporting beam (101) and the inner arc side supporting beam (102) are fixedly connected through four middle supporting beams which are arranged at intervals. The three-stream continuous casting machine tundish car can well support an ultra-long tundish of a three-stream slab continuous casting machine or a three-stream special-shaped blank continuous casting machine, and can achieve lifting, transverse fine adjustment, transportation and weighing of the tundish.
Description
Technical Field
The invention relates to the field of continuous casting equipment, in particular to a tundish car of a three-stream continuous casting machine or a three-stream continuous casting machine.
Background
In recent years, with the gradual development of converter equipment in the steel industry in China to large scale, the existing conventional double-flow slab continuous casting machine is produced according to the highest pulling speed, and cannot be matched with the rapid smelting period of a large converter, on the other hand, the pulling speed of the continuous casting machine is too high, so that adverse factors such as equipment abrasion aggravation, internal and external quality deterioration of casting blanks, increased steel leakage risk and the like are caused. Thus, a triple-strand slab caster or a triple-strand beam caster appears. The length of the tundish of the three-strand slab caster is relatively longer, and the amount of molten steel is more loaded.
Disclosure of Invention
In order to adapt to a tri-stream slab continuous casting machine or a tri-stream special-shaped blank continuous casting machine, the invention provides a tri-stream continuous casting machine tundish car and a tri-stream continuous casting machine, and the tri-stream continuous casting machine tundish car and the tri-stream continuous casting machine can well support an ultra-long tundish of the tri-stream slab continuous casting machine or the tri-stream special-shaped blank continuous casting machine, and can realize lifting, transverse fine adjustment, transportation and weighing of the tundish.
The technical scheme includes that the three-strand continuous caster tundish car comprises a supporting frame and a lifting frame, wherein the lifting frame is connected with the supporting frame through a lifting hydraulic cylinder, the lifting frame can support a tundish, the lifting hydraulic cylinder can drive the tundish and the lifting frame to move up and down, the supporting frame can move left and right, the supporting frame comprises an outer arc side supporting beam and an inner arc side supporting beam which are arranged at intervals back and forth, the outer arc side supporting beam and the inner arc side supporting beam are fixedly connected through four middle supporting beams which are arranged at intervals, and the four middle supporting beams are a first middle supporting beam, a second middle supporting beam, a third middle supporting beam and a fourth middle supporting beam in sequence along the direction from right to left.
The bottom of the middle tank is provided with three water flowing ports, the three water flowing ports are a first water flowing port, a second water flowing port and a third water flowing port in sequence along the direction from right to left, the first water flowing port is positioned outside the right side of the first middle supporting beam, the second water flowing port is positioned between the second middle supporting beam and the third middle supporting beam, and the third water flowing port is positioned outside the left side of the fourth middle supporting beam.
The lifting frame comprises an outer arc side lifting beam and an inner arc side lifting beam which are arranged at intervals from front to back, the outer arc side lifting beam and the inner arc side lifting beam are fixedly connected through a first middle lifting beam and a second middle lifting beam, and the first middle lifting beam and the second middle lifting beam are arranged at intervals from right to left.
The first middle lifting beam is positioned between the first middle supporting beam and the second middle supporting beam along the direction from right to left, and the second middle lifting beam is positioned between the third middle supporting beam and the fourth middle supporting beam.
The lifting frame is connected with the supporting frame through four lifting hydraulic cylinders, the four lifting hydraulic cylinders are symmetrically arranged in pairs, the upper ends of the two lifting hydraulic cylinders in front are connected with the lifting frame through sliding supports, and the upper ends of the two lifting hydraulic cylinders in the rear are connected with the lifting frame through fixing supports.
The tundish car of the three-stream continuous casting machine further comprises a transverse fine adjustment mechanism, the transverse fine adjustment mechanism can enable a tundish on the lifting frame to move back and forth, the transverse fine adjustment mechanism comprises a transverse fine adjustment hydraulic cylinder and a transverse fine adjustment support which are sequentially connected, a rib plate is fixedly connected to the outside of the tundish, one end of the transverse fine adjustment hydraulic cylinder is fixedly connected with the lifting frame, the other end of the transverse fine adjustment hydraulic cylinder is connected with the transverse fine adjustment support, the lower end of the transverse fine adjustment support is hinged to the lifting frame, the upper end of the transverse fine adjustment support is connected with a guide wheel, and the guide wheel is located in a clamping groove of the rib plate.
The lifting frame is provided with a plurality of supporting rollers for supporting the intermediate tank, each supporting roller comprises a rotating wheel, an axle and a wheel seat which are connected in sequence, the wheel seat is fixedly connected with the lifting frame, the axle is fixedly connected with the wheel seat, the axle of the axle is arranged along the left-right direction, and the axle is a weighing sensor.
The three-stream continuous casting machine middle tank car further comprises a low-rail travelling mechanism and a high-rail travelling mechanism which are arranged at intervals from front to back, wherein the low-rail travelling mechanism comprises low-rail wheels and low rails which are arranged up and down, the high-rail travelling mechanism comprises high-rail wheels and high rails which are arranged up and down, the low-rail wheels and the high-rail wheels are connected with a supporting frame, the number of the low-rail wheels is four, the four low-rail wheels are sequentially arranged from right to left, and two low-rail wheels on the left side and the right side are connected with wheel driving mechanisms.
The three-stream continuous casting machine tundish car further comprises three crystallizer smoke discharging devices, the three crystallizer smoke discharging devices are connected with the supporting frame, the three crystallizer smoke discharging devices are arranged in front-back one-to-one correspondence with the three water flowing ports, and the three crystallizer smoke discharging devices comprise smoke collecting covers and smoke discharging pipes which are connected in sequence.
The utility model provides a three continuous casting machine, three continuous casting machine includes ladle, tundish car and the three crystallizer that sets gradually, the tundish car is foretell three continuous casting machine tundish car, and lifting frame supports the tundish, and the bottom of tundish is equipped with three water gate, three water gate with three crystallizer upper and lower one-to-one.
The continuous casting machine tundish car and the continuous casting machine can well support the ultra-long tundish of the continuous casting machine or the continuous casting machine for the three-stream plate blank and realize lifting, transverse fine adjustment, transportation and weighing of the tundish. At the same time, each stream has sufficient outer arc side production operating space.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application.
Fig. 1 is a front view of a tundish car of a triple casting machine according to the present invention.
Fig. 2 is a top view of a tundish car of a triple casting machine according to the present invention.
Fig. 3 is a left side view of a tundish car of a triple casting machine according to the present invention.
Fig. 4 is a front view of the support frame.
Fig. 5 is a top view of the support frame.
Fig. 6 is a left side view of the support frame.
Fig. 7 is a front view of the lifting frame and the tundish.
Fig. 8 is a top view of the lifting frame and the tundish.
Fig. 9 is a left side view of the lifting frame and the tundish.
Fig. 10 is a schematic view of a lateral fine adjustment mechanism.
Fig. 11 is a schematic view of a lateral fine tuning cylinder and a lateral fine tuning support.
Fig. 12 is a schematic view of a rib site.
Fig. 13 is a schematic view of a support roller.
1. A support frame; 2, a lifting frame, 3, a middle tank, 4, a lifting hydraulic cylinder, 5, a transverse fine adjustment mechanism, 6, a supporting roller, 7, a low-rail travelling mechanism, 8, a high-rail travelling mechanism, 9, a crystallizer smoke exhaust device;
101. An outer arc side support beam; 102, inner arc side support beams, 103, a first middle support beam, 104, a second middle support beam, 105, a third middle support beam, 106, a fourth middle support beam;
201. An outer arc side lifting beam; 202, an inner arc side lifting beam, 203, a first middle lifting beam, 204, a second middle lifting beam;
301. A first runner port; 302, a second water flow port, 303, a third water flow port, 304, rib plates, 305 and clamping grooves;
501. A lateral fine tuning hydraulic cylinder; 502, a transverse fine adjustment bracket, 503, a guide wheel, 504 and a rotating shaft;
601. runner 602, wheel axle 603, wheel seat;
701. Low rail wheels 702, low rail;
801. 802, high rail;
901. a smoke collecting cover 902 and a smoke exhaust pipe.
Detailed Description
It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.
The utility model provides a tank car in middle of three stream continuous casting machine, includes braced frame 1 and lifting frame 2, and lifting frame 2 can support intermediate tank 3, and intermediate tank 3 can be located on lifting frame 2, and the bottom of intermediate tank 3 is equipped with three water filling port, three water filling port is arranged from left to right interval, and lifting frame 2 passes through lifting hydraulic cylinder 4 to be connected with braced frame 1, and lifting hydraulic cylinder 4 can drive intermediate tank 3 and lifting frame 2 and reciprocate in step, and braced frame 1 can control the removal, as shown in fig. 1 to 9.
According to the invention, the support frame 1 can drive the middle tank 3 and the lifting frame 2 to synchronously move left and right, the lifting hydraulic cylinder 4 can drive the middle tank 3 and the lifting frame 2 to synchronously move up and down, the distances between two adjacent pouring spouts in the three pouring spouts are the same, the three pouring spouts are in one-to-one correspondence with three crystallizers of the three-stream continuous casting machine, molten steel in the middle tank 3 can be discharged from the three pouring spouts, and the three-stream continuous casting machine middle tank truck can be well suitable for a three-stream slab continuous casting machine or a three-stream special-shaped blank continuous casting machine.
In this embodiment, the support frame 1 includes an outer arc side support beam 101 and an inner arc side support beam 102 that are disposed in parallel and spaced apart from each other, and the outer arc side support beam 101 and the inner arc side support beam 102 are connected and fixed by four intermediate support beams that are arranged in a spaced apart manner, and the four intermediate support beams are a first intermediate support beam 103, a second intermediate support beam 104, a third intermediate support beam 105, and a fourth intermediate support beam 106 in this order from right to left, as shown in fig. 4 to 6.
The outer arc side support beam 101, the inner arc side support beam 102, the first intermediate support beam 103, the second intermediate support beam 104, the third intermediate support beam 105 and the fourth intermediate support beam 106 are all elongated structures, the length directions of the outer arc side support beam 101 and the inner arc side support beam 102 are all left and right directions, and the length directions of the first intermediate support beam 103, the second intermediate support beam 104, the third intermediate support beam 105 and the fourth intermediate support beam 106 are all front and rear directions.
The first intermediate support beam 103, the second intermediate support beam 104, the third intermediate support beam 105 and the fourth intermediate support beam 106 are located in the same horizontal plane. The distance between the first intermediate support beam 103 and the second intermediate support beam 104 is equal to the distance between the third intermediate support beam 105 and the fourth intermediate support beam 106, and the distance between the first intermediate support beam 103 and the second intermediate support beam 104 is smaller than the distance between the second intermediate support beam 104 and the third intermediate support beam 105.
In this embodiment, the three water flow ports are a first water flow port 301, a second water flow port 302 and a third water flow port 303 in the direction from right to left, the first water flow port 301 is located outside the right side of the first middle supporting beam 103, the second water flow port 302 is located between the second middle supporting beam 104 and the third middle supporting beam 105, and the third water flow port 303 is located outside the left side of the fourth middle supporting beam 106, as shown in fig. 2. In this way, the three water spouts do not interfere with the lifting frame 2.
In the present embodiment, the lifting frame 2 includes an outer arc side lifting beam 201 and an inner arc side lifting beam 202 arranged in parallel at intervals from front to back, the outer arc side lifting beam 201 and the inner arc side lifting beam 202 are connected and fixed by a first intermediate lifting beam 203 and a second intermediate lifting beam 204, and the first intermediate lifting beam 203 and the second intermediate lifting beam 204 are arranged at intervals from right to left as shown in fig. 7 to 9.
The lifting frame 2 is substantially rectangular, and the outer arc side lifting beam 201, the inner arc side lifting beam 202, the first middle lifting beam 203 and the second middle lifting beam 204 are each of a long strip structure, and the length directions of the outer arc side lifting beam 201 and the inner arc side lifting beam 202 are both the left-right direction, and the length directions of the first middle lifting beam 203 and the second middle lifting beam 204 are both the front-back direction.
In the present embodiment, the first intermediate lifting beam 203 is located between the first intermediate support beam 103 and the second intermediate support beam 104 in the right-to-left direction, and the second intermediate lifting beam 204 is located between the third intermediate support beam 105 and the fourth intermediate support beam 106, as shown in fig. 2. In this way, the lifting frame 2 does not interfere with the supporting frame 1 and the lifting frame 2 during lifting.
In this embodiment, the lifting frame 2 is connected with the supporting frame 1 through four lifting hydraulic cylinders 4, the four lifting hydraulic cylinders 4 are symmetrically arranged in pairs, the four lifting hydraulic cylinders 4 are respectively located at four corners of a rectangle, the upper ends of the two lifting hydraulic cylinders 4 in front are connected with the lifting frame 2 through sliding supports, and the upper ends of the two lifting hydraulic cylinders 4 in rear are connected with the lifting frame 2 through fixed supports, as shown in fig. 2.
The four lifting hydraulic cylinders 4 are all in an upright state, the lower ends of piston rods of the four lifting hydraulic cylinders 4 are connected and fixed with the supporting frame 1, the upper ends of cylinders of the two lifting hydraulic cylinders 4 at the rear are connected with the lifting frame 2 through fixing supports (hydraulic cylinder fixing supports), the upper ends of cylinders of the two lifting hydraulic cylinders 4 at the front are connected with the lifting frame 2 through sliding supports (hydraulic cylinder sliding supports), trunnion blocks of the lifting hydraulic cylinders can slide in the sliding supports, and accordingly larger internal force caused by the fact that the lifting frame is unstable is prevented. The piston rod of the lifting hydraulic cylinder 4 should have a sufficient contact length with the cylinder barrel to serve as a guiding limit for the lifting frame and the intermediate tank during lifting.
In this embodiment, the tundish car of the triple continuous casting machine further includes a lateral fine adjustment mechanism 5, the lateral fine adjustment mechanism 5 can enable the tundish 3 on the lifting frame 2 to move back and forth, the lateral fine adjustment mechanism 5 includes a lateral fine adjustment hydraulic cylinder 501 and a lateral fine adjustment bracket 502 which are sequentially connected, a rib plate 304 is fixedly connected to the outside of the tundish 3, one end of the lateral fine adjustment hydraulic cylinder 501 is fixedly connected with the lifting frame 2, the other end of the lateral fine adjustment hydraulic cylinder 501 is connected with the lateral fine adjustment bracket 502, the lower end of the lateral fine adjustment bracket 502 is hinged with the lifting frame 2 through a rotating shaft 504, the upper end of the lateral fine adjustment bracket 502 is connected with a guide wheel 503, and the guide wheel 503 is located in a clamping groove 305 of the rib plate 304, as shown in fig. 10 to 12.
The two lateral fine tuning mechanisms 5 are symmetrically arranged left and right, the cylinder barrel of the lateral fine tuning hydraulic cylinder 501 is fixedly connected with the lifting frame 2, the lateral fine tuning support 502 is in an upright rod-shaped structure, the piston rod of the lateral fine tuning hydraulic cylinder 501 stretches and contracts to enable the lateral fine tuning support 502 to rotate a certain angle by taking the rotating shaft 504 as an axis, the upper end of the lateral fine tuning support 502 moves back and forth, the outer diameter of the guide wheel 503 is approximately the same as the width of the clamping groove 305, and therefore the rib plate 304 and the middle tank 3 are driven to move back and forth synchronously.
In this embodiment, a plurality of supporting rollers 6 for supporting the tundish 3 are arranged on the lifting frame 2, that is, the tundish 3 is located on the lifting frame 2 through the plurality of supporting rollers 6, the supporting rollers 6 comprise a rotating wheel 601, a wheel shaft 602 and a wheel seat 603 which are sequentially connected, as shown in fig. 13, the tundish 3 is in contact with the rotating wheel 601, the wheel seat 603 is fixedly connected with the lifting frame 2, the wheel shaft 602 is fixedly connected with the wheel seat 603, the rotating wheel 601 can rotate around the wheel shaft 602, the wheel shaft 602 does not rotate relative to the wheel seat 603, the axis of the wheel shaft 602 is arranged along the left-right direction, the wheel shaft 602 is a weighing sensor, and real-time weighing of the tundish can be realized through the wheel shaft 602.
The intermediate tank 3 is located on the lifting frame 2 through eight supporting rollers 6, the eight supporting rollers 6 are arranged on the lifting frame 2 in a four-four symmetrical mode, the intermediate tank 3 is in rolling friction connection with the supporting rollers 6, namely, friction force to be overcome when the transverse fine adjustment mechanism 5 drives the intermediate tank 3 to move forwards and backwards is rolling friction force, friction force to be overcome when the transverse fine adjustment mechanism 5 drives the intermediate tank 3 to move forwards and backwards is small, and therefore the transverse fine adjustment mechanism 5 can easily drive the intermediate tank 3 to move forwards and backwards. The axle 602 is provided with a strain gauge capable of sensing the bending deformation of the axle 602, which is proportional to the weight of the tundish 3, thereby calculating the weight of the tundish 3.
In this embodiment, the tundish car of the triple continuous casting machine further comprises a low rail running mechanism 7 and a high rail running mechanism 8, the low rail running mechanism 7 comprises low rail wheels 701 and low rails 702 which are arranged up and down, the high rail running mechanism 8 comprises high rail wheels 801 and high rails 802 which are arranged up and down, the low rail wheels 701 and the high rail wheels 801 are connected with the supporting frame 1, the number of the low rail wheels 701 is four, the four low rail wheels 701 are sequentially arranged from right to left, and two low rail wheels 701 on the left side and the right side are connected with wheel driving mechanisms. The low rail 702 and the high rail 802 each extend in the left-right direction.
The supporting frame 1, the lifting frame 2 and the middle tank 3 move left and right by means of the low-rail travelling mechanism 7 and the high-rail travelling mechanism 8, namely, the three-stream continuous casting machine middle tank truck moves left and right by means of the low-rail travelling mechanism 7 and the high-rail travelling mechanism 8. The four high rail wheels 801 are all driven wheels, i.e. none of the four high rail wheels 801 are connected to a wheel drive mechanism, and the middle two of the four low rail wheels 701 are driven wheels, i.e. none of the middle two of the four low rail wheels 701 are connected to a wheel drive mechanism.
In this embodiment, the tundish car of the three-stream continuous casting machine further comprises three crystallizer fume extractor devices 9, the three crystallizer fume extractor devices 9 are connected and fixed with the supporting frame 1, the three crystallizer fume extractor devices 9 are arranged in front-back one-to-one correspondence with the three water flowing ports, the three crystallizer fume extractor devices 9 comprise a fume collecting cover 901 and a fume extractor 902 which are sequentially connected, and the crystallizer fume extractor devices 9 can be used for exhausting fume at the upper port of the crystallizer to a fume exhaust pipeline.
The following introduces a triple continuous casting machine, the triple continuous casting machine is including ladle, tundish 3, middle tank car and the three crystallizer that set gradually, and this three crystallizer sets up along the horizontal direction side by side, the middle tank car is foretell triple continuous casting machine tundish car, is equipped with tundish 3 on the lifting frame 2, and lifting frame 2 supports tundish 3, and the bottom of tundish 3 is equipped with three runner, three runner with three crystallizer upper and lower one-to-one.
The operation of the tundish car of the triple-casting machine and the triple-casting machine will be described.
Molten steel in the ladle leaks into the tundish 3, and the low-rail travelling mechanism 7 and the high-rail travelling mechanism 8 drive the supporting frame 1, the lifting frame 2 and the tundish 3 to move to required positions along the left-right direction, so that molten steel transportation is realized. The lifting hydraulic cylinder 4 stretches and contracts to realize synchronous lifting of the lifting frame 2 and the middle tank 3. The horizontal fine tuning hydraulic cylinder 501 stretches out and draws back to realize that the intermediate tank 3 finely tunes the removal back and forth on the backing roll 6, and the backing roll 6 can weigh the weight of intermediate tank 3 in real time. The crystallizer fume extractor 9 can be used to extract the fume at the upper mouth of the crystallizer to a fume exhaust duct.
For ease of understanding and description, the present invention is expressed in terms of absolute positional relationship, in which the azimuth word "up" indicates the upper direction in fig. 1, "down" indicates the lower direction in fig. 1, "left" indicates the left direction in fig. 1, "right" indicates the right direction in fig. 1, "front" indicates the direction perpendicular to the paper surface of fig. 1 and directed to the inside of the paper surface, and "rear" indicates the direction perpendicular to the paper surface of fig. 1 and directed to the outside of the paper surface. The present invention is described using a user or reading perspective, but the above directional terms are not to be construed or interpreted as limiting the scope of the present invention.
The foregoing description of the embodiments of the invention is not intended to limit the scope of the invention, so that the substitution of equivalent elements or equivalent variations and modifications within the scope of the invention shall fall within the scope of the patent. In addition, the technical characteristics and technical characteristics, the technical characteristics and technical scheme and the technical scheme can be freely combined for use.
Claims (5)
1. The three-strand continuous casting machine tundish car is characterized by comprising a supporting frame (1) and a lifting frame (2), wherein the lifting frame (2) is connected with the supporting frame (1) through a lifting hydraulic cylinder (4), the lifting frame (2) can support a tundish (3), the lifting hydraulic cylinder (4) can drive the tundish (3) and the lifting frame (2) to move up and down, the supporting frame (1) can move left and right, the supporting frame (1) comprises an outer arc side supporting beam (101) and an inner arc side supporting beam (102) which are arranged at intervals from front to back, the outer arc side supporting beam (101) and the inner arc side supporting beam (102) are fixedly connected through four middle supporting beams which are sequentially a first middle supporting beam (103), a second middle supporting beam (104), a third middle supporting beam (105) and a fourth middle supporting beam (106) along the direction from right to left;
The bottom of the middle tank (3) is provided with three water flowing ports, namely a first water flowing port (301), a second water flowing port (302) and a third water flowing port (303) in sequence along the direction from right to left, wherein the first water flowing port (301) is positioned outside the right side of the first middle supporting beam (103), the second water flowing port (302) is positioned between the second middle supporting beam (104) and the third middle supporting beam (105), and the third water flowing port (303) is positioned outside the left side of the fourth middle supporting beam (106);
The lifting frame (2) comprises an outer arc side lifting beam (201) and an inner arc side lifting beam (202) which are arranged at intervals in the front-back direction, wherein the outer arc side lifting beam (201) and the inner arc side lifting beam (202) are fixedly connected through a first middle lifting beam (203) and a second middle lifting beam (204), and the first middle lifting beam (203) and the second middle lifting beam (204) are arranged at intervals in the right-left direction;
the first middle lifting beam (203) is positioned between the first middle supporting beam (103) and the second middle supporting beam (104) along the direction from right to left, and the second middle lifting beam (204) is positioned between the third middle supporting beam (105) and the fourth middle supporting beam (106);
The lifting frame (2) is connected with the supporting frame (1) through four lifting hydraulic cylinders (4), the four lifting hydraulic cylinders (4) are symmetrically arranged in pairs from front to back, the upper ends of the two lifting hydraulic cylinders (4) at the front are connected with the lifting frame (2) through sliding supports, and the upper ends of the two lifting hydraulic cylinders (4) at the rear are connected with the lifting frame (2) through fixed supports;
The tundish car of the three-stream continuous casting machine further comprises a transverse fine adjustment mechanism (5), the transverse fine adjustment mechanism (5) can enable the tundish (3) on the lifting frame (2) to move back and forth, the transverse fine adjustment mechanism (5) comprises a transverse fine adjustment hydraulic cylinder (501) and a transverse fine adjustment support (502) which are sequentially connected, a rib plate (304) is fixedly connected to the outside of the tundish (3), one end of the transverse fine adjustment hydraulic cylinder (501) is fixedly connected with the lifting frame (2), the other end of the transverse fine adjustment hydraulic cylinder (501) is connected with the transverse fine adjustment support (502), the lower end of the transverse fine adjustment support (502) is hinged to the lifting frame (2), the upper end of the transverse fine adjustment support (502) is connected with a guide wheel (503), and the guide wheel (503) is located in a clamping groove (305) of the rib plate (304).
2. The three-strand continuous casting machine tundish car according to claim 1, characterized in that a plurality of supporting rollers (6) for supporting the tundish (3) are arranged on the lifting frame (2), each supporting roller (6) comprises a rotating wheel (601), a wheel shaft (602) and a wheel seat (603) which are sequentially connected, each wheel seat (603) is fixedly connected with the lifting frame (2), each wheel shaft (602) is fixedly connected with each wheel seat (603), the axis of each wheel shaft (602) is arranged in the left-right direction, and each wheel shaft (602) is a weighing sensor.
3. The three-stream continuous casting machine tundish car according to claim 1, further comprising a low rail travelling mechanism (7) and a high rail travelling mechanism (8) which are arranged at intervals from front to back, wherein the low rail travelling mechanism (7) comprises low rail wheels (701) and low rails (702) which are arranged up and down, the high rail travelling mechanism (8) comprises high rail wheels (801) and high rails (802) which are arranged up and down, the low rail wheels (701) and the high rail wheels (801) are connected with the supporting frame (1), the number of the low rail wheels (701) is four, the four low rail wheels (701) are sequentially arranged from right to left, and two low rail wheels (701) on the left side and the right side are connected with wheel driving mechanisms.
4. The three-stream continuous casting machine tundish car according to claim 1, further comprising three crystallizer fume discharging devices (9), wherein the three crystallizer fume discharging devices (9) are connected with the supporting frame (1), the three crystallizer fume discharging devices (9) are arranged in front-back one-to-one correspondence with the three water flowing ports, and the three crystallizer fume discharging devices (9) comprise fume collecting covers (901) and fume discharging pipes (902) which are sequentially connected.
5. The three-stream continuous casting machine is characterized by comprising a ladle, a tundish (3), a tundish car and three crystallizers which are sequentially arranged, wherein the tundish car is the three-stream continuous casting machine tundish car according to claim 1, the lifting frame (2) supports the tundish (3), three water flowing ports are arranged at the bottom of the tundish (3), and the three water flowing ports correspond to the three crystallizers vertically one by one.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011473020.2A CN114632926B (en) | 2020-12-15 | 2020-12-15 | Three-strand continuous casting machine tundish and three-strand continuous casting machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011473020.2A CN114632926B (en) | 2020-12-15 | 2020-12-15 | Three-strand continuous casting machine tundish and three-strand continuous casting machine |
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| CN114632926A CN114632926A (en) | 2022-06-17 |
| CN114632926B true CN114632926B (en) | 2025-01-07 |
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| CN213997782U (en) * | 2020-12-15 | 2021-08-20 | 中冶京诚工程技术有限公司 | A three-strand continuous casting machine tundish car and three-strand continuous casting machine |
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| CN103464736A (en) * | 2013-09-30 | 2013-12-25 | 大连华锐重工集团股份有限公司 | Tundish car on continuous casting machine equipment |
| CN110508797A (en) * | 2019-09-24 | 2019-11-29 | 中国重型机械研究院股份公司 | One kind three flows double low rail tundish cars and its application method |
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2020
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN213997782U (en) * | 2020-12-15 | 2021-08-20 | 中冶京诚工程技术有限公司 | A three-strand continuous casting machine tundish car and three-strand continuous casting machine |
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| CN114632926A (en) | 2022-06-17 |
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