CN111570737B - Casting Machine - Google Patents
Casting Machine Download PDFInfo
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- CN111570737B CN111570737B CN202010583127.6A CN202010583127A CN111570737B CN 111570737 B CN111570737 B CN 111570737B CN 202010583127 A CN202010583127 A CN 202010583127A CN 111570737 B CN111570737 B CN 111570737B
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- circulating water
- crystallization
- water structure
- steel belt
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- 238000005266 casting Methods 0.000 title claims abstract description 54
- 238000002425 crystallisation Methods 0.000 claims abstract description 104
- 230000008025 crystallization Effects 0.000 claims abstract description 104
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 101
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 78
- 239000010959 steel Substances 0.000 claims abstract description 78
- 230000007246 mechanism Effects 0.000 claims abstract description 57
- 238000001816 cooling Methods 0.000 claims abstract description 44
- 239000011248 coating agent Substances 0.000 claims abstract description 33
- 238000000576 coating method Methods 0.000 claims abstract description 33
- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- 238000003825 pressing Methods 0.000 claims description 13
- 230000033001 locomotion Effects 0.000 claims description 8
- 238000007790 scraping Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 3
- 238000012937 correction Methods 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 abstract description 51
- 239000002184 metal Substances 0.000 abstract description 51
- 238000005253 cladding Methods 0.000 description 21
- 239000007788 liquid Substances 0.000 description 14
- 239000000498 cooling water Substances 0.000 description 12
- 230000000694 effects Effects 0.000 description 12
- 238000000034 method Methods 0.000 description 9
- 238000001125 extrusion Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000005096 rolling process Methods 0.000 description 5
- 238000007493 shaping process Methods 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 238000005452 bending Methods 0.000 description 3
- 238000009749 continuous casting Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000005058 metal casting Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 206010063659 Aversion Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Classifications
-
- 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
- B22D11/06—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars
- B22D11/0602—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars formed by a casting wheel and belt, e.g. Properzi-process
-
- 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
- B22D11/06—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars
- B22D11/0637—Accessories therefor
- B22D11/068—Accessories therefor for cooling the cast product during its passage through the mould surfaces
- B22D11/0682—Accessories therefor for cooling the cast product during its passage through the mould surfaces by cooling the casting wheel
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Continuous Casting (AREA)
Abstract
The invention belongs to the technical field of casting equipment, and relates to a casting machine, which comprises a crystallization wheel, a casting nozzle, a steel belt and a steel belt tensioning mechanism, wherein a transmission device is arranged on a machine case, the steel belt bypasses the crystallization wheel and is wrapped with a wheel surface of the crystallization wheel to form a coating cavity, the casting machine also comprises a cooling structure, the cooling structure is arranged on the crystallization wheel and comprises an inner circulating water structure, an outer circulating water structure and a precooling section, the precooling section is arranged between the outer circulating water structure and the casting nozzle, and the inner circulating water structure covers the precooling section on the crystallization wheel. Through the technical scheme, the problem that the cooling speed of molten metal in a crystallization wheel is low in the prior art is solved.
Description
Technical Field
The invention belongs to the technical field of casting equipment, and relates to a casting machine.
Background
A casting machine is an apparatus for shaping and crystallizing liquid metal melted from a boiler into a solid state, and then rolling the solid state into products of different specifications by a rolling mill. Casting machines can be classified in various forms, and if they are classified into vertical casting machines, vertical bending casting machines, arc casting machines with straight line segments, arc casting machines, multi-radius elliptical casting machines and horizontal casting machines according to the structural shape. With the development of casting technology, research on wheel type casting machines has been conducted. In addition, the continuous casting and rolling technology of nonferrous metals has been developed rapidly in more than thirty years in China, especially aluminum continuous casting and rolling is prior to other metals, the existing aluminum continuous casting and rolling production adopts a wheel type casting machine, the cooling speed of molten metal in a crystallization wheel is low, and the production efficiency is low.
Disclosure of Invention
The invention provides a casting machine, which solves the problem of low cooling speed of molten metal in a crystallization wheel in the prior art.
The technical scheme of the invention is as follows:
a casting machine comprises a crystallization wheel, a casting nozzle, a steel belt and a steel belt tensioning mechanism, wherein a transmission device is arranged on a machine box, the steel belt bypasses the crystallization wheel and is wrapped with the wheel surface of the crystallization wheel to form a coating cavity,
And also comprises
A cooling structure arranged on the crystallization wheel and comprising
The internal circulating water structure is circumferentially arranged in the inner cavity of the crystallization wheel,
The outer circulating water structure is arranged outside the crystallization wheel along the circumferential direction, the inner circulating water structure and the outer circulating water structure are respectively arranged at two sides of the cladding cavity,
The pre-cooling section is positioned between the outer circulating water structure and the casting nozzle, and the inner circulating water structure covers the pre-cooling section on the crystallization wheel.
As a further technical scheme, the method comprises the steps of,
The coverage angles of the outer circulating water structure and the inner circulating water structure along the circumferential direction of the crystallization wheel are smaller than 180 degrees.
As a further technical scheme, the method comprises the steps of,
The internal circulating water structure comprises
A plurality of second nozzles are uniformly distributed along the coating cavity,
A plurality of water inlet pipes are uniformly distributed and communicated with the second nozzles,
The outer circulating water structure comprises
The first nozzles are uniformly distributed along the coating cavity.
As a further technical scheme, the method comprises the steps of,
The scraping plate is arranged on the machine case and used for separating materials from the crystallization wheel.
As a further technical scheme, the method comprises the steps of,
The steel belt tensioning mechanism comprises
The belt pressing mechanism is arranged above the crystallization wheel and comprises
The first telescopic cylinder is arranged on the chassis,
A panel, the first telescopic cylinder is hinged with the panel, the first telescopic cylinder drives the panel,
A first pinch roller, a transmission device is arranged on the panel, the steel belt is coated on the first pinch roller,
The second pinch roller is arranged on the panel, the second pinch roller is coated with the steel belt, and the second pinch roller is arranged above the first pinch roller.
As a further technical scheme, the method comprises the steps of,
The steel belt tensioning mechanism further comprises
Tensioning mechanism, tensioning mechanism sets up in the crystallization wheel below, include
The mandrel and the transmission device are arranged on the chassis,
A connecting plate, the connecting plate is arranged on the mandrel,
A tensioning wheel, which is coated with the steel belt and is arranged on the connecting plate,
And the second telescopic cylinder drives the mandrel to rotate.
As a further technical scheme, the method comprises the steps of,
The steel belt tensioning mechanism further comprises
The deviation rectifying mechanism is arranged on the chassis and comprises
An adjusting structure comprising
A first adjusting wheel, which is coated with the steel belt,
A second adjusting wheel, which is coated with the steel belt,
An adjusting wheel connecting plate, one end of which is driven by the first adjusting wheel and the other end of which is driven by the second adjusting wheel,
The two ends of the adjusting shaft are arranged on the chassis, the shaft body is arranged on the adjusting wheel connecting plate, and the first adjusting wheel and the second adjusting wheel are respectively arranged on two sides of the adjusting shaft.
As a further technical scheme, the method comprises the steps of,
The deviation rectifying mechanism also comprises
The driving structure is used for driving the adjusting wheel connecting plate to swing and comprises
The limiting rod is arranged on the case,
Two positioning blocks are arranged on the limiting rod in a penetrating way,
The handle is arranged on the limiting rod in a penetrating way, is positioned between the two positioning blocks, the transmission device is arranged on the chassis,
The connecting shaft is arranged on the adjusting wheel connecting plate,
And one end of the connecting rod is arranged on the handle, and the other end of the connecting rod is arranged on the connecting shaft through a radial spherical plain bearing and is used for transmitting the movement of the handle to the connecting shaft.
As a further technical proposal, also comprises
The water return disc is positioned below the crystallization wheel and is arranged at the water outlet of the outer circulating water structure.
The working principle and the beneficial effects of the invention are as follows:
1. In the invention, the steel belt is wrapped on the crystallization wheel on the machine case and is wrapped with the wheel surface of the crystallization wheel to form the cladding cavity, the steel belt tensioning mechanism can tension the steel belt on the crystallization wheel, and during metal casting, molten metal from the casting nozzle can be cooled and crystallized in the cladding cavity, so that the crystallization speed of the casting machine is obviously accelerated compared with the prior art.
The method comprises the steps of arranging an inner circulating water structure and an outer circulating water structure at two sides of a coating cavity along the circumferential direction of a crystallization wheel, arranging a pre-cooling section between a casting nozzle and a liquid inlet of the coating cavity, pre-cooling metal liquid flowing out of the casting nozzle through the pre-cooling section, pre-cooling the metal liquid entering the coating cavity by the pre-cooling section on the crystallization wheel, arranging the inner circulating water structure in an inner cavity of the crystallization wheel along the circumferential direction, assisting in pre-cooling the metal liquid by arranging the inner circulating water structure below the pre-cooling section on the crystallization wheel, realizing rapid and uniform cooling crystallization of the metal liquid by the cooling structure, solving the problem that the cooling speed of the metal liquid in the crystallization wheel is slow in the prior art, and ensuring that the fluidity of the metal liquid is related to the temperature, through the precooling section, firstly contact with the crystallization wheel, and cool down in the precooling section of crystallization wheel, the mobility diminishes and adheres to on the crystallization wheel, avoid getting into the lump of molten metal when cladding chamber by extrusion displacement, guarantee that the lump of molten metal is by extrusion along with the rotation and the steel band effect of crystallization wheel, and the molten metal of upper strata is not directly cooled down in the precooling section, still better plasticity and mobility, can better shaping along with the extrusion of steel band and improve shaping face roughness, improve production quality, in addition, because the setting of precooling section, the entry in cladding chamber is kept away from to the casting mouth, molten metal outflow that the molten metal can be better is assisted to the above-mentioned effect of precooling section, avoid molten metal to pile up in casting mouth department, can accelerate production speed when reducing maintenance and use cost.
2. In the invention, the outer circulating water structure and the inner circulating water structure are arranged along the circumferential direction of the crystallization wheel, the cladding angles are smaller than 180 degrees, the outer circulating water structure and the inner circulating water structure are arranged in a staggered way, and the overlapping cooling coverage range of the outer circulating water structure and the inner circulating water structure exceeds 180 degrees, so that unnecessary layout is saved, a better cooling effect can be achieved, and the bending angle of the molten metal in the cladding cavity after crystallization is reduced due to the reduction of the cladding angle, and the later straightening is good.
3. In the invention, the inner circulating water structure comprises a plurality of second nozzles and water inlet pipes which are mutually communicated, the second nozzles and the water inlet pipes are uniformly distributed along the circumferential direction of the crystallization wheel, the outer circulating water structure comprises first nozzles, a water supply device is communicated with the first nozzles, the first nozzles are uniformly distributed along the circumferential direction of the crystallization wheel, when the inner circulating water structure works, cooling water coming from the water inlet pipes is sprayed to one side of a coating cavity on the crystallization wheel through the second nozzles, when the outer circulating water structure works, cooling water is sprayed to the other side of the coating cavity on the crystallization wheel through the first nozzles from the water supply device, molten metal in the coating cavity can be cooled, and the uniformly distributed second nozzles and the first nozzles are uniformly distributed along the flowing direction of the molten metal in the coating cavity.
4. In the invention, the scraping plate is arranged at the discharge hole of the coating cavity on the crystallization wheel, thus the solid metal plate which is crystallized at the position of the discharge hole can be separated, and the mechanism of the casting machine has high crystallization speed and good effect, so that the limit mechanism which is arranged at the position of the discharge hole of the coating cavity in the prior art can be omitted.
5. According to the invention, the first pinch roller and the second pinch roller are coated with the steel belt, the transmission device is arranged on the panel, the second pinch roller is arranged above the first pinch roller, the height of the steel belt can be raised, abrasion of the steel belt and the steel belt tensioning mechanism caused by the fact that the coating angle of the steel belt is too small is prevented, when the steel belt needs to be disassembled or tensioned, the panel is driven by the first telescopic cylinder to rotate around the hinging point, the panel can drive the first pinch roller and the second pinch roller to rotate together, the steel belt is convenient to disassemble, in the working process, molten metal enters the pre-cooling section, the inner circulating water structure at the lower side of the pre-cooling section can enable one side of the molten metal, which is in contact with the crystallization wheel, to be adhered to the crystallization wheel, so that the belt pressing mechanism is arranged above the feed inlet of the coating cavity of the crystallization wheel, the molten metal can be rolled and pre-cooled, the molten metal can be well contacted with the crystallization wheel, and can be well shaped before entering the coating cavity, and accumulation in the coating cavity can be prevented.
6. According to the invention, when the steel belt is disassembled, besides the belt pressing mechanism, the tensioning mechanism can be arranged below the crystallization wheel, the first telescopic cylinder of the belt pressing mechanism drives the first belt pressing wheel to rotate together with the second belt pressing wheel, the second telescopic cylinder of the tensioning mechanism drives the mandrel to rotate, the connecting plate on the mandrel is driven to swing, and the tensioning wheel arranged on the connecting plate swings, so that the steel belt is loosened, the steel belt is convenient to disassemble, and when the steel belt needs to be tensioned, the tensioning wheel can swing in the opposite direction through the tensioning mechanism, the steel belt is tensioned, and the casting process is smoothly carried out.
7. The steel belt tensioning mechanism further comprises a deviation rectifying mechanism, the deviation rectifying mechanism can rectify the wrapping angle of the steel belt, the deviation rectifying mechanism comprises an adjusting mechanism, a first adjusting wheel and a second adjusting wheel are respectively arranged at two ends of an adjusting wheel connecting plate in a driving mode, an adjusting shaft body is arranged on the adjusting wheel connecting plate, two ends of the adjusting shaft are fixed on a case, and therefore when the adjusting wheel connecting plate rotates, the adjusting shaft can limit the adjusting wheel connecting plate not to move along the axial direction of the adjusting shaft, only the axial direction of the adjusting shaft can be used as the center to swing, and further the first adjusting wheel and the second adjusting wheel are driven to swing, and the effect of rectifying the steel belt on the adjusting shaft is achieved.
8. The invention further comprises a driving structure which can drive the adjusting wheel connecting plate to swing, a handle in the driving structure is penetrated on the limiting rod, positioning blocks are arranged at two ends of the limiting rod and can be used for limiting the swinging angle of the handle, the handle is pulled, the movement is transmitted to the connecting rod, the connecting rod transmits the movement to the connecting shaft through the radial joint bearing, the purpose of driving the adjusting wheel connecting plate on the connecting shaft to swing is achieved, the handle, the connecting rod and the connecting shaft are connected to form a labor-saving lever, the connecting rod, the connecting shaft and the adjusting wheel connecting plate are also connected to form the labor-saving lever, two labor-saving levers are arranged, the action amplitude input at the handle is larger, but the swinging amplitude of the adjusting wheel connecting plate is smaller at the output end, thus the fine adjustment effect is achieved, the fine adjustment effect can be achieved without needing a large force, only one person to pull the handle is required to drive the adjusting structure, and after the positioning blocks are used for positioning the handle position, and the handle is prevented from swinging at will.
9. In the invention, the water return disc is arranged at the water outlet of the external circulating water structure, so that the cooling water can be reused, and the used cooling water does not pollute the working environment.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of the front of the structure of the present invention;
FIG. 2 is a schematic view of the reverse side of the structure of the present invention;
FIG. 3 is a schematic cross-sectional view of the structure of the present invention;
FIG. 4 is a schematic diagram of a deviation correcting mechanism in the structure of the present invention;
in the figure: the device comprises a crystallization wheel, a 2-casting nozzle, a 3-steel belt, a 4-cladding cavity, a 5-pre-cooling section, a 6-second nozzle, a 7-water inlet pipe, an 8-first nozzle, a 9-scraping plate, a 10-first telescopic cylinder, a 11-machine box, a 12-panel, a 13-first pinch roller, a 14-second pinch roller, a 15-mandrel, a 16-connecting plate, a 17-tensioning wheel, a 18-second telescopic cylinder, a 19-first adjusting wheel, a 20-second adjusting wheel, a 21-adjusting wheel connecting plate, a 22-adjusting shaft, a 23-limiting rod, a 24-positioning block, a 25-handle, a 26-connecting shaft, a 27-connecting rod, a 28-water return disc and a 29-water outlet.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-4, the invention proposes
A casting machine comprises a crystallization wheel 1, a casting nozzle 2, a steel belt 3 and a steel belt tensioning mechanism, wherein the transmission device is arranged on a machine case 11, the steel belt 3 bypasses the crystallization wheel 1 and winds with the wheel surface of the crystallization wheel 1 to form a coating cavity 4,
And also comprises
A cooling structure arranged on the crystallization wheel 1 and comprising
The internal circulating water structure is circumferentially arranged in the inner cavity of the crystallization wheel 1,
The outer circulating water structure is arranged outside the crystallization wheel 1 along the circumferential direction, the inner circulating water structure and the outer circulating water structure are respectively arranged at two sides of the coating cavity 4,
The precooling section 5 is positioned between the outer circulating water structure and the casting nozzle 2, and the inner circulating water structure covers the precooling section 5 on the crystallization wheel 1.
In this embodiment, the steel strip 3 is wrapped around the crystallization wheel 1 on the machine case 11 and forms a cladding cavity 4 with the wheel surface of the crystallization wheel 1, the steel strip 3 on the crystallization wheel 1 can be tensioned by the steel strip tensioning mechanism, and during metal casting, molten metal from the casting nozzle can be cooled and crystallized in the cladding cavity 4, so that the crystallization speed of the casting machine is remarkably increased compared with the prior art.
The specific scheme is that an inner circulating water structure and an outer circulating water structure are respectively arranged at two sides of a coating cavity 4 along the circumferential direction of a crystallization wheel 1, a pre-cooling section 5 is arranged between a casting nozzle and a liquid inlet of the coating cavity 4, the metal liquid coming out of the casting nozzle passes through the pre-cooling section 5, the pre-cooling section 5 on the crystallization wheel 1 is used for pre-cooling the metal liquid entering the coating cavity 4, and the inner circulating water structure is arranged in the inner cavity of the crystallization wheel 1 along the circumferential direction, so that the inner circulating water structure is arranged below the pre-cooling section 5 on the crystallization wheel 1, the metal liquid can be assisted to be cooled in advance, the cooling structure arranged in this way can realize rapid and uniform cooling crystallization of the metal liquid, the problem that the cooling speed of the metal liquid in the crystallization wheel 1 is slow in the prior art is overcome, and the fluidity of the metal liquid is related to the temperature, through precooling section 5, firstly with crystallization wheel 1 contact, and in the precooling section 5 of crystallization wheel 1 cooling, the mobility diminishes and adheres to on crystallization wheel 1, avoid getting into the lump of molten metal when cladding chamber 4 by extrusion aversion, guarantee that the lump of molten metal is by extrusion along with crystallization wheel 1's rotation and the effect of steel band 3, and the molten metal of upper strata is not directly cooled down in precooling section 5, still better plasticity and mobility, can better shaping and improve the shaping face planarization along with the extrusion of steel band 3, improve production quality, in addition because precooling section 5's setting, casting nozzle 2 keeps away from the entry in cladding chamber, the molten metal can be better flow out, be aided with precooling section 5 above-mentioned effect, avoid molten metal to pile up in casting nozzle 2 department, can accelerate the production speed when reducing maintenance and use cost.
Further, the coverage angles of the outer circulating water structure and the inner circulating water structure along the circumferential direction of the crystallization wheel 1 are smaller than 180 degrees.
In this embodiment, outer circulating water structure and inner circulating water structure set up along crystallization wheel 1 circumference, and cladding angle is less than 180, and outer circulating water structure and inner circulating water structure adopt dislocation set, and both superimposed cooling coverage exceeds 180, has practiced thrift unnecessary overall arrangement like this, also can reach better cooling effect, and owing to cover the reduction of angle, can make the bending angle after the molten metal crystallization in cladding chamber 4 reduce, later stage good alignment. Further, the internal circulation water structure comprises
A plurality of second nozzles 6 are uniformly distributed along the coating cavity 4,
A plurality of water inlet pipes 7 are uniformly distributed and communicated with the second nozzles 6,
An external circulating water structure comprising
The first nozzles 8 are distributed uniformly along the coating cavity 4.
In this embodiment, the inner circulating water structure includes a plurality of second nozzles 6 and inlet tubes 7 that are mutually connected, along the circumference equipartition setting of crystallization wheel 1, the outer circulating water structure includes first nozzle 8, there is water supply installation and first nozzle 8 intercommunication, first nozzle 8 also along crystallization wheel 1 circumference equipartition setting, during the operation of inner circulating water structure, cooling water from inlet tube 7 spouts cladding chamber 4 one side on crystallization wheel 1 through second nozzle 6, during the operation of outer circulating water structure, cooling water spouts the opposite side of cladding chamber 4 on crystallization wheel 1 through first nozzle 8 from water supply installation, can cool off cladding chamber 4 inside molten metal, evenly distributed's second nozzle 6 and first nozzle 8 water spray direction all are along the flow direction of molten metal in cladding chamber 4, the design can make the cooling water fall to crystallization wheel 1 below along cladding chamber like this, so although the inner circulating water structure does not cover cladding chamber 4 completely, in the region that does not cover, still can guarantee that there is better cooling effect of cooling water existence because of gravity of water.
Further, also include
The scraping plate 9 is arranged on the machine case 11 and is used for separating materials from the crystallization wheel 1.
In this embodiment, the scraping plate 9 is disposed at the discharge hole of the coating cavity 4 on the crystallization wheel 1, so that the solid metal plate crystallized at the discharge hole can be separated, and because of the existence of the pre-cooling section 5, the outer circulation water structure and the inner circulation water structure are in staggered arrangement, the outer cooling water structure is closer to the discharge hole, so that the limit mechanism required to be disposed at the discharge hole of the coating cavity 4 in the prior art can be omitted, the crystallized metal at the first crystallization surface, that is, the surface close to the crystallization wheel 1, can be crystallized to form a curved arc, and the curved arc force is generated in the opposite direction, so that the crystallized metal is straightened towards the opposite direction, and the scraping plate 9 is only required to separate the crystallized solid metal from the crystallization wheel 1, and because of the existence of the pre-cooling section 5, the outer circulation water structure and the inner circulation water structure are in staggered arrangement, and the outer cooling water structure is closer to the discharge hole, so that the other side is recrystallized after the metal is crystallized at the first crystallization wheel 1, the curved arc force is generated towards the opposite direction, and the metal is simply separated from the crystallization wheel 1.
Further, the steel belt tensioning mechanism comprises
A belt pressing mechanism arranged above the crystallization wheel 1 and comprising
A first telescopic cylinder 10, which is arranged on a chassis 11,
A panel 12, a first telescopic cylinder 10 hinged to the panel 12, the first telescopic cylinder 10 driving the panel 12,
A first pinch roller 13, on which the driving device is arranged on the face plate 12, on which the steel belt 3 is coated,
The second pinch roller 14, the transmission is on the faceplate 12, the second pinch roller 14 wraps the steel belt 3, set up above the first pinch roller 13.
In this embodiment, the first pinch roller 13 and the second pinch roller 14 are covered with the steel belt 3, the transmission device is arranged on the panel 12, the second pinch roller 14 is arranged above the first pinch roller 13, the height of the steel belt 3 can be raised, abrasion of the steel belt 3 and the steel belt tensioning mechanism caused by too small covering angle of the steel belt 3 is prevented, when the steel belt 3 needs to be disassembled or tensioned, the first telescopic cylinder 10 drives the panel 12 to rotate around a hinging point, the panel 12 drives the first pinch roller 13 and the second pinch roller 14 to rotate together, the steel belt 3 is convenient to disassemble, molten metal enters the pre-cooling section 5, the inner circulating water structure at the lower side of the pre-cooling section 5 can enable the molten metal to be adhered to the crystallization wheel 1 on one side contacted with the crystallization wheel 1, and in this way, the belt pressing mechanism is arranged above the feed inlet of the coating cavity 4 of the crystallization wheel 1, the molten metal can be rolled and pre-cooled, the molten metal can be well shaped before entering the coating cavity 4, and the accumulation can be prevented from happening in the coating cavity 4.
Further, the steel belt tensioning mechanism further comprises
Tensioning mechanism, tensioning mechanism sets up in crystallization wheel 1 below, includes
The mandrel 15, the transmission device is arranged on the chassis 11,
A connecting plate 16, the connecting plate 16 is arranged on the mandrel 15,
A tensioning wheel 17, the steel belt 3 is coated on the tensioning wheel 17, the tensioning wheel 17 is arranged on the connecting plate 16,
The second telescopic cylinder 18 drives the spindle 15 to rotate.
In this embodiment, when the steel strip 3 is disassembled, except for the belt pressing mechanism, a tensioning mechanism can be further arranged below the crystallization wheel 1, the first telescopic cylinder 10 of the belt pressing mechanism drives the first belt pressing wheel 13 to rotate together with the second belt pressing wheel 14, the second telescopic cylinder 18 of the tensioning mechanism drives the mandrel 15 to rotate, the connecting plate 16 on the mandrel is driven to swing, and the tensioning wheel 17 arranged on the connecting plate 16 swings, so that the steel strip 3 is loosened, and is convenient to disassemble, when the steel strip 3 needs to be tensioned, the tensioning mechanism can be used for enabling the tensioning wheel 17 to swing in the opposite direction, tensioning the steel strip 3 and enabling the casting process to be smoothly carried out.
Further, the steel belt tensioning mechanism further comprises
The correction mechanism is arranged on the chassis 11 and comprises
An adjusting structure comprising
A first adjusting wheel 19, on which the steel strip 3 is coated,
A second adjusting wheel 20, on which the steel belt 3 is coated,
An adjusting wheel connecting plate 21, one end of which is provided with a first adjusting wheel 19 and the other end of which is provided with a second adjusting wheel 20,
The adjusting shaft 22 is arranged on the chassis 11 at two ends, the shaft body is arranged on the adjusting wheel connecting plate 21, and the first adjusting wheel 19 and the second adjusting wheel 20 are respectively arranged at two sides of the adjusting shaft 22.
In this embodiment, the steel belt tensioning mechanism further includes a deviation rectifying mechanism, which can rectify the wrapping angle of the steel belt 3, the deviation rectifying mechanism includes an adjusting mechanism, two ends of an adjusting wheel connecting plate 21 are respectively driven by a first adjusting wheel 19 and a second adjusting wheel 20, an adjusting shaft 22 is axially arranged on the adjusting wheel connecting plate 21, two ends of the adjusting shaft 22 are fixed on the chassis 11, thus when the adjusting wheel connecting plate 21 rotates, the adjusting shaft 22 can limit the adjusting wheel connecting plate 21 not to move along the axial direction of the adjusting shaft 22, and only can swing with the axial direction of the adjusting shaft 22 as the center, thereby driving the first adjusting wheel 19 and the second adjusting wheel 20 to swing, and realizing the function of rectifying the steel belt 3 thereon.
Further, the deviation rectifying mechanism also comprises
A driving structure for driving the adjusting wheel connecting plate 21 to swing, the driving structure comprising
A limit rod 23, which is arranged on the case 11,
Two positioning blocks 24 are arranged on the limiting rod 23 in a penetrating way,
A handle 25, which is arranged on the limiting rod 23 in a penetrating way, is positioned between the two positioning blocks 24, a transmission device is arranged on the case 11,
A connecting shaft 26 provided on the regulating wheel connecting plate 21,
A link 27, one end of which is provided on the handle 25 and the other end of which is provided on the connecting shaft 26 through a radial spherical plain bearing, for transmitting the movement of the handle 25 to the connecting shaft 26.
In this embodiment, the deviation rectifying mechanism further includes a driving structure, which can drive the adjusting wheel connecting plate 21 to swing, the handle 25 in the driving structure is threaded on the limiting rod 23, the two ends of the limiting rod 23 are provided with the positioning blocks 24, which can be used for limiting the swinging angle of the handle 25, pulling the handle 25, the motion is transmitted to the connecting rod 27, the connecting rod 27 transmits the motion to the connecting shaft 26 through the centripetal joint bearing, thereby achieving the purpose of driving the adjusting wheel connecting plate 21 on the connecting shaft 26 to swing, the handle 25, the connecting rod 27 and the connecting shaft 26 are connected into a labor-saving lever, the connecting rod 27, the connecting shaft 26 and the adjusting wheel connecting plate 21 are connected into a labor-saving lever, so that the input motion amplitude at the handle 25 is larger, but the output end is smaller than the swinging amplitude of the adjusting wheel connecting plate 21, thereby realizing the fine tuning effect, and the position of the handle 25 can be positioned by using 24 after the adjustment is completed, and the free swinging of the positioning blocks 25 is prevented.
Further, also include
The water return disc 28 is arranged below the crystallization wheel 1 and is arranged at the water outlet 29 of the external circulating water structure.
In this embodiment, the water return disc 28 is disposed at the water outlet 29 of the external circulating water structure, so that the cooling water can be reused, and the used cooling water does not pollute the working environment.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (8)
1. A casting machine comprises a crystallization wheel (1), a casting nozzle (2), a steel belt (3) and a steel belt tensioning mechanism, wherein the crystallization wheel (1), the casting nozzle (2), the steel belt (3) and the steel belt tensioning mechanism are arranged on a machine case (11), the steel belt (3) bypasses the crystallization wheel (1) and forms a coating cavity (4) with the wheel surface of the crystallization wheel (1),
Characterized in that it also comprises
A cooling structure arranged on the crystallization wheel (1) and comprising
The internal circulating water structure is circumferentially arranged in the inner cavity of the crystallization wheel (1),
The outer circulating water structure is arranged outside the crystallization wheel (1) along the circumferential direction, the inner circulating water structure and the outer circulating water structure are respectively arranged at two sides of the coating cavity (4),
A pre-cooling section (5) positioned between the outer circulating water structure and the casting nozzle (2), wherein the inner circulating water structure covers the pre-cooling section (5) on the crystallization wheel (1),
The covering angles of the outer circulating water structure and the inner circulating water structure along the circumferential direction of the crystallization wheel (1) are smaller than 180 degrees, the outer circulating water structure and the inner circulating water structure are arranged in a staggered mode, and the overlapping cooling coverage range of the outer circulating water structure and the inner circulating water structure exceeds 180 degrees.
2. The casting machine of claim 1, wherein the internal circulating water structure comprises
A plurality of second nozzles (6) which are uniformly distributed along the coating cavity (4),
A plurality of water inlet pipes (7) which are uniformly distributed and communicated with the second nozzles (6),
The outer circulating water structure comprises
The first nozzles (8) are uniformly distributed along the coating cavity (4).
3. The casting machine of claim 2, further comprising
The scraping plate (9) is arranged on the machine box (11) and is used for separating materials from the crystallization wheel (1).
4. A casting machine according to any one of claims 1 to 3, wherein the steel belt tensioning mechanism comprises
The belt pressing mechanism is arranged above the crystallization wheel (1) and comprises
A first telescopic cylinder (10) arranged on the case (11),
A panel (12), wherein the first telescopic cylinder (10) is hinged with the panel (12), the first telescopic cylinder (10) drives the panel (12),
A first pinch roller (13) on the panel (12) of which the transmission is coated with the steel strip (3),
And a second pinch roller (14), wherein the transmission device is arranged on the panel (12), the second pinch roller (14) is coated with the steel belt (3), and the second pinch roller is arranged above the first pinch roller (13).
5. The casting machine of claim 4, wherein the steel belt tensioning mechanism further comprises
Tensioning means arranged below the crystallization wheel (1), comprising
A mandrel (15), a transmission device is arranged on the chassis (11),
A connecting plate (16), wherein the connecting plate (16) is arranged on the mandrel (15),
A tensioning wheel (17) which is coated with the steel belt (3), the tensioning wheel (17) is arranged on the connecting plate (16),
And the second telescopic cylinder (18) drives the mandrel (15) to rotate.
6. The casting machine of claim 5, wherein the steel belt tensioning mechanism further comprises
The correction mechanism is arranged on the chassis (11) and comprises
An adjusting structure comprising
A first adjusting wheel (19) on which the steel strip (3) is coated,
A second adjusting wheel (20) which is coated with the steel belt (3),
An adjusting wheel connecting plate (21), one end of which is driven to the first adjusting wheel (19) and the other end of which is driven to the second adjusting wheel (20),
The two ends of the adjusting shaft (22) are arranged on the chassis (11), the shaft body is arranged on the adjusting wheel connecting plate (21), and the first adjusting wheel (19) and the second adjusting wheel (20) are respectively arranged on two sides of the adjusting shaft (22).
7. The casting machine of claim 6, wherein the deviation rectifying mechanism further comprises
A driving structure for driving the adjusting wheel connecting plate (21) to swing, the driving structure comprising
A limit rod (23) arranged on the case (11),
Two positioning blocks (24) are arranged on the limiting rod (23) in a penetrating way,
A handle (25) which is arranged on the limiting rod (23) in a penetrating way and is positioned between the two positioning blocks (24), a transmission device is arranged on the chassis (11),
A connecting shaft (26) arranged on the adjusting wheel connecting plate (21),
And one end of a connecting rod (27) is arranged on the handle (25), and the other end of the connecting rod is arranged on the connecting shaft (26) through a centripetal joint bearing and is used for transmitting the movement of the handle (25) to the connecting shaft (26).
8. The casting machine of claim 7, further comprising
And the water return disc (28) is positioned below the crystallization wheel (1) and is arranged at a water outlet (29) of the outer circulating water structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010583127.6A CN111570737B (en) | 2020-06-23 | 2020-06-23 | Casting Machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010583127.6A CN111570737B (en) | 2020-06-23 | 2020-06-23 | Casting Machine |
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| CN111570737B true CN111570737B (en) | 2024-06-18 |
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| CN212384551U (en) * | 2020-06-23 | 2021-01-22 | 涿州北方重工设备设计有限公司 | Casting machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH639298A5 (en) * | 1979-02-13 | 1983-11-15 | Southwire Co | Continuous casting method |
| SI1057557T1 (en) * | 1999-06-03 | 2004-12-31 | Aluminium Rheinfelden Gmbh | Process and device for continuous casting of metal |
| US7874346B2 (en) * | 2004-10-15 | 2011-01-25 | Toshiba Battery Co., Ltd. | Method for producing manganese dry cell negative electrode zinc material |
| CN203281828U (en) * | 2013-04-16 | 2013-11-13 | 成都天宇创新科技有限公司 | Non-blind area cooling water system of aluminum rod continuous casting machine |
| CN203956038U (en) * | 2014-08-04 | 2014-11-26 | 伊东新(德阳)线缆设备有限公司 | Four-wheel-type horizontal continuity casting machine |
| CN204449243U (en) * | 2014-12-30 | 2015-07-08 | 天津三环乐喜新材料有限公司 | Strip condensing unit |
| DE102015112550B3 (en) * | 2015-07-30 | 2016-12-08 | Zollern Bhw Gleitlager Gmbh & Co. Kg | Process for the preparation of a monotectic alloy |
| CN205887998U (en) * | 2016-07-29 | 2017-01-18 | 焦作市圣昊铝业有限公司 | A wheel belt crystallization device for aluminium alloy plate takes continuous casting |
| CN206215882U (en) * | 2016-12-07 | 2017-06-06 | 安徽金林科技股份有限公司 | A kind of continuous casting crystallining system for copper rod machining |
| RU2712683C1 (en) * | 2019-10-10 | 2020-01-30 | Общество с ограниченной ответственностью "Объединенная Компания РУСАЛ Инженерно-технологический центр" | Crystallizer for continuous casting of workpiece |
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| CN212384551U (en) * | 2020-06-23 | 2021-01-22 | 涿州北方重工设备设计有限公司 | Casting machine |
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