CN109746404B - Electromagnetic stirring casting equipment convenient to maintain and process - Google Patents
Electromagnetic stirring casting equipment convenient to maintain and process Download PDFInfo
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- CN109746404B CN109746404B CN201910176792.0A CN201910176792A CN109746404B CN 109746404 B CN109746404 B CN 109746404B CN 201910176792 A CN201910176792 A CN 201910176792A CN 109746404 B CN109746404 B CN 109746404B
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Abstract
The invention discloses electromagnetic stirring casting equipment convenient to maintain and process, which comprises an electromagnetic crystal stirring assembly, wherein the electromagnetic crystal stirring assembly is arranged in an outer cover, the top of the outer cover is detachably connected with a casting flow disc, and the bottom of the casting flow disc, which is positioned at one side of the outer cover, is detachably connected with a casting blank. When the device is used, the electromagnetic crystallization stirring assembly is electrically connected with an external power supply, a good magnetic field environment can be formed under the condition of power-on, metal liquid in a casting blank is stirred, the device can be used for disassembling the second limiting ring plate through the bolt, so that a coil can be quickly disassembled and replaced, the coil is positioned on the convex electrode, the device can be used for large bars, the pressing plate can be extruded through screwing the threaded sleeve, the air bag and the spring can be correspondingly changed, the silicon steel sheet can be stably fixed with the connecting plate, and the device can be convenient to maintain and process.
Description
Technical Field
The invention belongs to the technical field of stirring equipment, and particularly relates to electromagnetic stirring casting equipment convenient to maintain and process.
Background
In order to improve the surface quality and the internal structure of a casting blank, magnetic stirring casting equipment is commonly used by related enterprises. The basic principle of electromagnetic stirring is that alternating current is conducted inside a stirrer to generate an alternating magnetic field in an induction mode, the alternating magnetic field can generate current in liquid metal in an induction mode, the current generated by induction and the alternating magnetic field interact to generate Lorentz force, and the Lorentz force acts on metal solution to enable the metal solution to move regularly in a certain direction, so that the effect of improving a molten steel flow field inside a crystallizer is achieved, defects such as inclusions and bubbles are removed conveniently, and the quality of a casting blank is improved.
The existing magnetic stirring casting equipment is used for winding a coil on a main magnetic flux when the equipment is used for production, the formed bar cannot be used, the formed electromagnetic strength is poor, the coil and the salient pole cannot be disassembled, so that the equipment is inconvenient to maintain and process, the cost of a user can be increased, the production efficiency can be influenced, and the requirement of an enterprise on the magnetic stirring casting equipment cannot be met.
Disclosure of Invention
The invention aims to: in order to solve the problems of inconvenient maintenance and processing, limited application range, poor formed electromagnetic strength and the like, the electromagnetic stirring casting equipment is convenient to maintain and process.
The technical scheme adopted by the invention is as follows: the utility model provides an electromagnetic stirring casting equipment convenient to maintain and processing, includes electromagnetic crystallization stirring subassembly, electromagnetic crystallization stirring subassembly is installed in the dustcoat, the top of dustcoat can be dismantled and is connected with the casting flow dish, one side that the bottom that the casting flow coiled is located the dustcoat can be dismantled and be connected with the casting blank, and seted up the discharge orifice in the casting blank, electromagnetic crystallization stirring subassembly contains salient pole and silicon steel sheet, the one end and the salient pole of silicon steel sheet are connected as an organic wholely, two threaded rods are connected to the opposite side of silicon steel sheet, two one side cover that is located the silicon steel sheet on the outer wall of threaded rod is equipped with the connecting plate, and the opposite side cover that is located the connecting plate on the outer wall of two threaded rods is equipped with two clamp plates to another end.
The outer wall of the salient pole is fixed with a first limit ring block, a second limit ring block is slidably sleeved on the outer wall of the salient pole on the left side of the first limit ring block, a coil is slidably sleeved on the outer wall of the salient pole between the first limit ring block and the second limit ring block, and the second limit ring block can be fixed through a screw to extrude and fix the coil.
The coil is composed of a tool and a coil winding, and the coil winding is wound in the tool.
Two limiting pipes are connected to two sides, located on two threaded rods, of one side of the connecting plate, two sliding rods are embedded in the centers of the other ends of the limiting pipes in a sliding mode, and one ends, located on the outer sides of the two limiting pipes, of the two sliding rods are connected with the two pressing plates.
Wherein, two the intraductal slip of spacing inlays and is equipped with two slides, two one side and two slide bar connection of slide to the removal through two slide bars drives two slides and slides in two spacing intraductal, and this structure is convenient for change the solenoid.
One side of the sliding plate, which is far away from the two sliding rods, is bonded with two air bags, the other ends of the two air bags are bonded with the inner walls of the two limiting pipes respectively, two springs are sleeved in the two limiting pipes on the outer wall of the sliding rod, and two ends of the two springs are connected with the two limiting pipes and the two sliding plates respectively.
The vertical section of the coil is of a circular ring structure, and the coil is electrically connected with an external power supply through a lead so as to form a traveling wave magnetic field.
The vertical sections of the two thread sleeves are of concave structures, so that the two thread sleeves can be screwed conveniently to extrude the two pressing plates.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. when the electromagnetic stirring device is used, the electromagnetic crystal stirring assembly is electrically connected with an external power supply, a good magnetic field environment can be formed under the condition of electrification, metal liquid in a casting blank acts, the metal liquid flows to touch a blank shell vertical to the metal liquid and then turns automatically, and then flows along the wall of the blank shell, so that the metal liquid forms circulation on the cross section, and the electromagnetic stirring effect is achieved.
2. According to the device, the second limiting ring plate can be detached through the screw, so that the coil can be detached and replaced, and the coil is located on the convex electrode, so that the device can be used for large bars.
3. According to the invention, the pressing plate can be extruded by screwing the threaded sleeve, the air bag and the spring can be correspondingly changed, the silicon steel sheets can be stably fixed with the connecting plate, a plurality of silicon steel sheets can be uniformly installed on the connecting plate, and the maintenance and the processing can be conveniently carried out.
Drawings
FIG. 1 is a schematic diagram of the structure of an electromagnetic crystallization stirring assembly according to the present invention;
FIG. 2 is a schematic view of the interior of the limiting tube according to the present invention;
FIG. 3 is a schematic view of the electromagnetic crystallization stirring assembly of the present invention after installation;
FIG. 4 is a schematic view of the internal structure of the coil of the present invention;
fig. 5 is a schematic structural view of a second retainer ring block according to the present invention.
The labels in the figure are: 1. an electromagnetic crystallization stirring component; 2. salient poles; 3. a first limit ring block; 4. a coil; 41. assembling; 42. a coil winding; 5. a second limit ring block; 6. silicon steel sheets; 7. a connecting plate; 8. a threaded rod; 9. pressing a plate; 10. a threaded sleeve; 11. a slide bar; 12. a limiting pipe; 13. a slide plate; 14. a spring; 15. an air bag; 16. a housing; 17. casting blanks; 18. and (5) casting the flow disc.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the first embodiment, referring to fig. 1 and 3, an electromagnetic stirring casting device convenient for maintenance and processing comprises an electromagnetic crystal stirring assembly 1, the electromagnetic crystal stirring assembly 1 is installed in an outer cover 16, the top of the outer cover 16 is detachably connected with a casting flow disc 18, one side of the bottom of the casting flow disc 18, which is positioned on the outer cover 16, is detachably connected with a casting blank 17, flow holes are formed in the casting blank 17, the electromagnetic crystal stirring assembly 1 comprises a salient pole 2 and a silicon steel sheet 6, one end of the silicon steel sheet 6 is connected with the salient pole 2, the other side of the silicon steel sheet 6 is connected with two threaded rods 8, one side of the outer walls of the two threaded rods 8, which is positioned on the silicon steel sheet 6, is sleeved with a connecting plate 7, the other side of the outer walls of the two threaded rods 8, which is positioned on the connecting plate 7, is sleeved with two pressing plates 9, the electromagnetic crystal stirring assembly 1 can be installed in the outer cover 16, and then the outer cover 16 is installed on the casting tray 18, so that the salient poles 2 are aligned to the quasi-meniscus in the casting blank 17, and the electromagnetic crystal stirring assembly 1 can generate a traveling wave magnetic field to make the molten metal in the casting blank 17 do linear motion. As the molten metal is incompressible continuous fluid and is confined in the casting blank 17, the fluid mechanics continuity law must be followed, so that the molten metal can automatically turn after flowing to the blank shell vertical to the molten metal and then flow along the wall of the blank shell, thereby forming a circular flow on the cross section of the molten metal to achieve the purpose of electromagnetic stirring of the molten metal, the electromagnetic stirring has the characteristics of non-contact, uniform distribution and the like, reduces pollution and unsafe factors, and is particularly suitable for special occasions such as high temperature and the like.
In the second embodiment, referring to fig. 1 and 4-5, a first limit ring block 3 is fixed on the outer wall of the salient pole 2, a second limit ring block 5 is slidably sleeved on the outer wall of the salient pole 2 on the left side of the first limit ring block 3, a coil 4 is slidably sleeved on the outer wall of the salient pole 2 between the first limit ring block 3 and the second limit ring block 5, the second limit ring block 5 can be fixed through a screw to extrude and fix the coil 4, the coil 4 is composed of a tool 41 and a coil winding 42, and the coil winding 42 is wound in the tool 41, so that the coil 4 can be replaced conveniently. When needing to dismantle change maintenance to solenoid 4, can twist off the screw of fixed second spacing ring piece 5, at this moment, second spacing ring piece 5 can slide on salient pole 2, can go off second spacing ring piece 5, because second spacing ring piece 5 no longer carries out spacing fixedly to solenoid 4, alright change maintenance with regard to solenoid 4.
In the third embodiment, referring to fig. 1 and 2, two limiting tubes 12 are connected to one side of a connecting plate 7 on both sides of two threaded rods 8, two sliding rods 11 are slidably embedded in the centers of the other ends of the two limiting tubes 12, one ends of the two sliding rods 11 outside the two limiting tubes 12 are fixed to two pressing plates 9, two sliding plates 13 are slidably embedded in the two limiting tubes 12, the sliding plates 13 can slide in the limiting tubes 12, the outer diameter of each sliding plate 13 is equal to the inner diameter of the corresponding limiting tube 12, one sides of the two sliding plates 13 are connected to the two sliding rods 11 so that the two sliding plates 13 can be driven to slide in the two limiting tubes 12 by the movement of the two sliding rods 11, two air bags 15 are connected to one sides of the two sliding plates 13 far away from the two sliding rods 11, the other ends of the two air bags 15 are respectively connected to the inner walls of the two limiting tubes 12, two springs 14 are sleeved on, two ends of two springs 14 are respectively connected with two limiting pipes 12 and two sliding plates 13, the vertical section of the coil 4 is of a circular ring structure, the coil 4 is electrically connected with an external power supply through a wire so as to form a traveling wave magnetic field, the vertical sections of the two thread sleeves 10 are of a concave structure so as to facilitate the two thread sleeves 10 to be screwed to extrude the two pressing plates 9, the thread sleeves 10 can be screwed to extrude the pressing plates 9 on the threaded rods 8, the extruded pressing plates 9 can drive the sliding rods 11 to move in the limiting pipes 12, the springs 14 are stretched, the air bags 15 are extruded, the connecting plates 7 can be stably connected with the silicon steel sheets 6 in a contact mode, the thread sleeves 10 can also be reversely screwed down, the silicon steel sheets 6 can be taken down together with the salient poles 2 and the threaded rods 8, and maintenance and processing are facilitated.
The working principle is as follows: the electromagnetic crystal stirring assembly 1 in the device is electrically connected with an external power supply, and when the device is electrified, the electromagnetic crystal stirring assembly 1 can generate a traveling wave magnetic field to enable molten metal in the casting blank 17 to move. Because the molten metal is incompressible continuous fluid and is confined in the casting blank 17, the continuous fluid must follow the law of continuity of hydrodynamics, so when the molten metal flows to the blank shell vertical to the molten metal and turns around, and then flows along the wall of the blank shell, the molten metal forms a circular flow on the cross section, thereby achieving the purpose of electromagnetic stirring of the molten metal, when the coil 4 needs to be maintained, the screw for fixing the second limit ring block 5 can be taken down, the second limit ring block 5 can be taken down from the salient pole 2, the coil 4 can be taken down from the salient pole 2 for replacement and maintenance without being extruded and limited by the first limit ring block 3 and the second limit ring block 5, the threaded sleeve 10 can be screwed, the threaded sleeve 10 can be taken down from the threaded rod 8, so that the silicon steel sheet 6 together with the salient pole 2 and the threaded rod 8 can be taken down from the connecting plate 7, namely the convenient replacement of the salient pole 2 can be realized, when the installation, can twist once more and move thread bush 10, thread bush 10 can extrude clamp plate 9, and pulling silicon steel sheet 6 extrudees with connecting plate 7 contact, moves along with twisting of thread bush 10, can make clamp plate 9 drive slide bar 11 and slide in spacing pipe 12, stretches spring 14, compresses gasbag 15 for connecting plate 7 is inseparabler with silicon steel sheet 6 is connected, can not take place not hard up.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The utility model provides an electromagnetic stirring casting equipment convenient to maintain and processing, includes electromagnetic crystallization stirring subassembly (1), install in dustcoat (16) electromagnetic crystallization stirring subassembly (1), the top of dustcoat (16) can be dismantled and is connected with casting runner plate (18), one side that the bottom of casting runner plate (18) is located dustcoat (16) can be dismantled and is connected with casting blank (17), and offers the discharge orifice in casting blank (17), its characterized in that: the electromagnetic crystallization stirring assembly (1) comprises a salient pole (2) and a silicon steel sheet (6), one end of the silicon steel sheet (6) is connected with the salient pole (2) into a whole, the other side of the silicon steel sheet (6) is connected with two threaded rods (8) through threads, a connecting plate (7) is sleeved on one side, located on the silicon steel sheet (6), of the outer walls of the two threaded rods (8), two pressing plates (9) are sleeved on the other side, located on the connecting plate (7), of the outer walls of the two threaded rods (8), and the other end, far away from the silicon steel sheet (6), of each threaded rod (8) is in threaded connection with two threaded sleeves (10); two limiting pipes (12) are connected to two sides of one side of the connecting plate (7) which are positioned on the two threaded rods (8), two sliding rods (11) are embedded in the centers of the other ends of the two limiting pipes (12) in a sliding mode, and one ends of the two sliding rods (11) which are positioned on the outer sides of the two limiting pipes (12) are welded with the two pressing plates (9); two sliding plates (13) are embedded in the two limiting tubes (12) in a sliding manner, one sides of the two sliding plates (13) are welded with the two sliding rods (11), so that the two sliding plates (13) are driven to slide in the two limiting tubes (12) through the movement of the two sliding rods (11); two one side that two slide bars (11) were kept away from in slide (13) is connected with two gasbag (15), and the other end of two gasbag (15) respectively with the inner wall connection of two spacing pipes (12), two it is equipped with two springs (14) to lie in two spacing pipe (12) endotheca on the outer wall of slide bar (11), and the both ends of two springs (14) are connected with two spacing pipes (12) and two slides (13) respectively.
2. An electromagnetic stir casting apparatus for facilitating maintenance and processing as defined in claim 1 wherein: be fixed with first spacing ring piece (3) on the outer wall of salient pole (2), and the left side slip cover that is located first spacing ring piece (3) on the outer wall of salient pole (2) is equipped with second spacing ring piece (5) to it is equipped with solenoid (4) to lie in the slip cover between first spacing ring piece (3) and second spacing ring piece (5) on the outer wall of salient pole (2), can fix the extrusion of realization to solenoid (4) through the bolt to second spacing ring piece (5).
3. An electromagnetic stir casting apparatus for facilitating maintenance and processing as defined in claim 2 wherein: the solenoid (4) comprises a tool (41) and a coil winding (42), and the coil winding (42) is wound in the tool (41), so that the solenoid (4) is convenient to replace.
4. An electromagnetic stir casting apparatus for facilitating maintenance and processing as defined in claim 2 wherein: the vertical section of the coil (4) is of a circular ring structure, and the coil (4) is electrically connected with an external power supply through a lead so as to form a traveling wave magnetic field.
5. An electromagnetic stir casting apparatus for facilitating maintenance and processing as defined in claim 1 wherein: the vertical sections of the two thread sleeves (10) are of concave structures, so that the two thread sleeves (10) can be screwed conveniently to extrude the two pressing plates (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910176792.0A CN109746404B (en) | 2019-03-08 | 2019-03-08 | Electromagnetic stirring casting equipment convenient to maintain and process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910176792.0A CN109746404B (en) | 2019-03-08 | 2019-03-08 | Electromagnetic stirring casting equipment convenient to maintain and process |
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| CN109746404A CN109746404A (en) | 2019-05-14 |
| CN109746404B true CN109746404B (en) | 2021-05-18 |
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2019
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| CN109746404A (en) | 2019-05-14 |
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