CN114277328B - Functional gradient material preparation equipment and method based on eddy current - Google Patents
Functional gradient material preparation equipment and method based on eddy current Download PDFInfo
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- CN114277328B CN114277328B CN202111569345.5A CN202111569345A CN114277328B CN 114277328 B CN114277328 B CN 114277328B CN 202111569345 A CN202111569345 A CN 202111569345A CN 114277328 B CN114277328 B CN 114277328B
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Abstract
The invention discloses equipment and a method for preparing a functional gradient material based on an eddy current, and the equipment comprises a gradient coil, wherein clamping plates are arranged on two sides of the gradient coil, a magnesium alloy plate is arranged on the inner sides of the two clamping plates close to the upper part of the gradient coil, an installation mechanism for fixing the magnesium alloy plate on the upper part of the gradient coil is arranged between the magnesium alloy plate and the clamping plates, and a gap is reserved between the gradient coil and the magnesium alloy plate; the invention aims to provide equipment and a method for preparing a functional gradient material based on eddy current, wherein the functional gradient material can be prepared by electric treatment within a few microseconds, compared with the traditional heat treatment, a large amount of time cost is saved, the processed magnesium alloy has a more excellent microstructure, the magnesium alloy plate is convenient to disassemble and assemble, and in addition, the equipment and the method have the function of correcting the magnesium alloy plate, so that the magnesium alloy plate is prevented from displacing during preparation.
Description
Technical Field
The invention relates to the technical field of gradient materials, in particular to equipment and a method for preparing a functional gradient material based on eddy current.
Background
Magnesium alloys are one of the lightest metal materials at present, with a density (1.8g/cm3) that is less than 25% of the density of steel (7.8g/cm 3). In addition, the magnesium alloy has higher specific strength and damping performance, so the magnesium alloy has great development prospect in industrial lightweight, however, the ductility, plasticity and corrosion resistance of the magnesium alloy are poor, so the industrial application and popularization of the magnesium alloy are hindered, researches find that the grain refinement is the only mode capable of simultaneously improving the metal plasticity and strength, and the grain refinement obtains a homogeneous microstructure, thereby being beneficial to inhibiting segregation and pore formation and improving the corrosion resistance.
For magnesium alloy in casting process (liquid), grain refiner is usually added, other substances such as carbon or FeCl3 are additionally added, and stirring and the like are adopted to realize grain refinement, for solid metal, a deformation mode is usually adopted, induction heating is adopted to reduce flow stress of magnesium alloy plate deformation and obviously enhance plasticity, but the heat treatment mode has long time and slow efficiency, and the refined degree of the processed magnesium alloy grain is poor.
The existing electric auxiliary processing modes can act on the whole magnesium alloy workpiece, the whole plate is finally hardened and is difficult to apply to a functional gradient material, and when the magnesium alloy plate workpiece is processed, the inclination of the placement position of the magnesium alloy plate workpiece can cause different component proportions in different areas, so that the quality of material preparation is unqualified.
Disclosure of Invention
The present invention is directed to an apparatus and method for preparing a functional gradient material based on eddy current to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a functional gradient material preparation equipment based on vortex, includes gradient coil, gradient coil's both sides are provided with the grip block, two magnesium alloy board is installed to the inboard top that is close to gradient coil of grip block, be provided with between magnesium alloy board and the grip block and be used for fixing the installation mechanism in the gradient coil top with the magnesium alloy board, leave the clearance between gradient coil and the magnesium alloy board, one side of grip block is provided with and is used for correcting the correction mechanism that the magnesium alloy board is in horizontal position, gradient coil's gradient is multistage.
Optionally, the clamping plate is made of an epoxy resin plate, and the clamping plate is connected with the gradient coil through a long bolt.
Optionally, the correcting mechanism includes a first fixing plate, a hydraulic rod is fixedly disposed on one side of the first fixing plate, and a hydraulic rod is fixedly disposed on one side of the hydraulic rod.
Optionally, a first push plate is fixedly arranged at the output end of the hydraulic rod, a first extrusion plate is fixedly arranged at the bottom of the first push plate, one end of the first extrusion plate is connected with a first fixing plate in a penetrating and sliding manner, a first sliding groove used for sliding the first extrusion plate is formed in the first fixing plate, the first extrusion plate is L-shaped, and one end of the first extrusion plate is arc-shaped.
Optionally, one end of the first push plate is connected with the clamping plate in a penetrating and sliding manner, a smoothing plate is fixedly arranged at one end of the first push plate, a second sliding groove used for sliding the first push plate is formed in the surface of the clamping plate, and the smoothing plate is movably connected with the magnesium alloy plate.
Optionally, one side of grip block is fixed and is provided with the second fixed plate, the inside of second fixed plate slides and is provided with the second stripper plate, the cross-section of second stripper plate is trapezoidal, just the second stripper plate is connected with first stripper plate sliding extrusion, the fixed second push pedal that is provided with of one end of second stripper plate, the second push pedal is L shape, just the one end and the grip block of second push pedal run through sliding connection, the gliding third spout that is used for the second push pedal is seted up to one side of grip block, the inside of third spout is fixed and is provided with first expanding spring, first expanding spring and second push pedal fixed connection, the fixed layer board that is provided with of one end of second push pedal, layer board and magnesium alloy board swing joint.
Optionally, the mounting mechanism includes two third fixed plates, the third fixed plate and grip block fixed connection, the fixed locating lever that is provided with in one side of third fixed plate, the locating lever runs through sliding connection with the smoothing plate, the surperficial slip of locating lever is provided with splint, splint and magnesium alloy board swing joint, one of them the fixed second expanding spring that is provided with in one side of third fixed plate, the one end and the splint fixed connection of second expanding spring.
Optionally, a rotating rod is arranged on the surface of one side of the clamping plate in a rotating mode, a second extrusion block and a first extrusion block are arranged on the surface of the rotating rod, and the second extrusion block is movably connected with the clamping plate.
Optionally, a fourth fixing plate is fixedly arranged on one side of the smoothing plate, a movable rod is arranged on the fourth fixing plate in a penetrating and sliding mode, a third expansion spring is fixedly arranged on one side of the fourth fixing plate, one end of the third expansion spring is fixedly connected with the connecting plate, one side of the connecting plate is fixedly connected with the movable rod, and one end of the movable rod is movably connected with the first extrusion block.
A preparation method of a functional gradient material based on eddy current adopts any one of the above preparation devices of the functional gradient material based on eddy current, and the specific method is as follows:
s1: fixing two clamping plates on two sides of the gradient coil through long bolts;
s2, fixing the magnesium alloy plate on the inner sides of the two clamping plates through the mounting mechanism, so that the magnesium alloy plate is mounted at a position above the gradient coil by a certain distance, or the magnesium alloy plate is attached to the trapezoidal coil, and an insulating sheet is placed at the attachment position;
s3: adjusting the magnesium alloy plate to a horizontal position through a correcting mechanism;
s4: the magnesium alloy plate above the gradient coil can be processed by applying pulse current to the gradient coil.
Compared with the prior art, the invention has the beneficial effects that:
1. the two clamping plates are fixed on two sides of the gradient coil, the magnesium alloy plate is fixed on the inner sides of the two clamping plates through the mounting mechanism, the magnesium alloy plate is mounted at a position above the gradient coil at a certain distance, the magnesium alloy plate is adjusted to the horizontal position through the correcting mechanism, pulse current is applied to the gradient coil, the magnesium alloy plate above the gradient coil can be processed, the plasticity and the hardness of the magnesium alloy plate can be obviously enhanced, the corrosion resistance of the magnesium alloy plate is enhanced, and the electric treatment is completed within hundred microseconds.
2. Can be fixed the magnesium alloy board through splint, third fixed plate and grip block, convenient dismantlement and installation.
3. When adjusting horizontal position, start the hydraulic stem, the hydraulic stem drives first push pedal and removes, first push pedal drives first stripper plate and removes, first stripper plate drives the second stripper plate through the extrusion and shifts up, the second stripper plate drives the second push pedal and shifts up, the second push pedal drives the layer board and shifts up and contact the extrusion with magnesium alloy board, and simultaneously, first push pedal drives and smooths the board and removes along the locating lever, level the position correction of magnesium alloy board horizontal position, smooth the board simultaneously and drive the fourth fixed plate and remove, the fourth fixed plate drives the movable rod and removes, the movable rod will extrude with first stripper block, first stripper block passes through the rotary rod and drives the rotation of second stripper block, second stripper block rotates and extrudees splint, make splint and magnesium alloy board extrude, avoid when correcting the magnesium alloy board, lead to splint not hard up the emergence displacement, cause the quality of magnesium alloy board unqualified.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an apparatus and method for preparing a functional gradient material based on eddy current according to the present invention;
FIG. 2 is a schematic view of a partial structure of an apparatus and a method for manufacturing a functional gradient material based on eddy current according to the present invention;
FIG. 3 is a partial cross-sectional view of one embodiment of an apparatus and method for producing a functional gradient material based on eddy currents according to the present invention;
FIG. 4 is a partial cross-sectional view of an apparatus and method for producing a functional gradient material based on eddy currents according to the present invention;
FIG. 5 is a third partial cross-sectional view of an apparatus and method for producing a functional gradient material based on eddy currents according to the present invention;
FIG. 6 is a schematic diagram of a second partial structure of an apparatus and a method for manufacturing a functional gradient material based on eddy current according to the present invention;
FIG. 7 is a schematic diagram of a gradient coil structure of an apparatus and a method for manufacturing a functional gradient material based on eddy current according to the present invention.
FIG. 8 is a schematic diagram of an assembly of a gradient coil structure of an apparatus and method for preparing a functional gradient material based on eddy current according to the present invention.
FIG. 9 is another schematic diagram of a gradient coil structure of an apparatus and method for preparing a functional gradient material based on eddy current according to the present invention.
FIG. 10 is another schematic diagram of a gradient coil structure of an apparatus and method for preparing an eddy current based functional gradient material according to the present invention.
In the figure: 1. a gradient coil; 2. a magnesium alloy plate; 3. a clamping plate; 4. a correction mechanism; 41. a first fixing plate; 42. a hydraulic lever; 43. a first push plate; 44. a first squeeze plate; 45. a second fixing plate; 46. a second compression plate; 47. a second push plate; 48. a first extension spring; 49. flattening the plate; 410. a pallet; 5. an installation mechanism; 51. a third fixing plate; 52. positioning a rod; 53. a splint; 54. a second extension spring; 55. a movable rod; 56. a fourth fixing plate; 57. a connecting plate; 58. a third extension spring; 59. rotating the rod; 510. a first extrusion block; 511. and a second extrusion block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Examples
Referring to fig. 1 to 10, the present invention provides an eddy current-based functional gradient material manufacturing apparatus, including a gradient coil 1, clamping plates 3 are disposed on two sides of the gradient coil 1, a magnesium alloy plate 2 is disposed on inner sides of the two clamping plates 3 near an upper side of the gradient coil 1, an installation mechanism 5 for fixing the magnesium alloy plate 2 on the gradient coil 1 is disposed between the magnesium alloy plate 2 and the clamping plates 3, a gap is left between the gradient coil 1 and the magnesium alloy plate 2, a correction mechanism 4 for correcting the horizontal position of the magnesium alloy plate 2 is disposed on one side of the clamping plates 3, the gradient of the gradient coil 1 is multi-step, the magnesium alloy plate 2 can be clamped by installing the clamping plates 3 on two sides of the gradient coil 1, the magnesium alloy plate 2 is fixed on inner sides of the two clamping plates 3 by the installation mechanism 5, so as to be conveniently disassembled and installed, the correction mechanism 4 and the magnesium alloy plate 2 are pressed to make the magnesium alloy plate 2 be in the horizontal position, the magnesium alloy plate 2 is prevented from being inclined during operation.
As shown in fig. 1, the clamping plate 3 is made of epoxy resin plate, and the clamping plate 3 is connected with the gradient coil 1 through a long bolt, so that the stability of connection between the gradient coil 1 and the clamping plate 3 can be maintained.
As shown in fig. 2, the correcting mechanism 4 includes a first fixing plate 41, a hydraulic rod 42 is fixedly provided on one side of the first fixing plate 41, and the hydraulic rod 42 is fixedly provided on one side of the hydraulic rod 42.
As shown in fig. 3 and 4, a first push plate 43 is fixedly arranged at an output end of the hydraulic rod 42, a first extrusion plate 44 is fixedly arranged at the bottom of the first push plate 43, one end of the first extrusion plate 44 is connected with the first fixing plate 41 in a penetrating and sliding manner, a first sliding groove for sliding the first extrusion plate 44 is formed in the first fixing plate 41, the first extrusion plate 44 is L-shaped, one end of the first extrusion plate 44 is arc-shaped, the first extrusion plate 44 is driven to move by the first push plate 43, and the arc-shaped design at one end of the first extrusion plate 44 prevents the first extrusion plate 44 from being clamped when moving.
As shown in fig. 3, 4, and 6, one end of the first pushing plate 43 is connected with the clamping plate 3 in a sliding manner, a smoothing plate 49 is fixedly arranged at one end of the first pushing plate 43, a second sliding groove for sliding the first pushing plate 43 is formed in the surface of the clamping plate 3, the smoothing plate 49 is movably connected with the magnesium alloy plate 2, the first pushing plate 43 drives the smoothing plate 49 to move, and the smoothing plate 49 can correct the magnesium alloy plate 2 to a horizontal position.
As shown in fig. 3, 4 and 6, a second fixing plate 45 is fixedly disposed on one side of the clamping plate 3, a second extrusion plate 46 is slidably disposed inside the second fixing plate 45, the cross section of the second extrusion plate 46 is trapezoidal, the second extrusion plate 46 is slidably and extrusion-connected with the first extrusion plate 44, one end of the second extrusion plate 46 is fixedly disposed with a second push plate 47, the second push plate 47 is L-shaped, one end of the second push plate 47 is slidably connected with the clamping plate 3 in a penetrating manner, one side of the clamping plate 3 is provided with a third sliding slot for sliding the second push plate 47, a first expansion spring 48 is fixedly disposed inside the third sliding slot, the first expansion spring 48 is fixedly connected with the second push plate 47, one end of the second push plate 47 is fixedly disposed with a support plate 410, the support plate 410 is movably connected with the magnesium alloy plate 2, the second extrusion plate 46 is driven by the first extrusion plate 44, the second extrusion plate 46 drives the second push plate 47 to move, the second push plate 47 drives the supporting plate 410 to move, the supporting plate 410 is in contact with the magnesium alloy plate 2 to be extruded, and when the leveling plate 49 is used for rectification, the supporting plate 410 can keep the magnesium alloy plate 2 stable.
As shown in fig. 5 and 6, the mounting mechanism 5 includes two third fixing plates 51, the third fixing plates 51 are fixedly connected to the holding plate 3, a positioning rod 52 is fixedly disposed on one side of each third fixing plate 51, the positioning rod 52 is slidably connected to the leveling plate 49 in a penetrating manner, a clamping plate 53 is slidably disposed on the surface of the positioning rod 52, the clamping plate 53 is movably connected to the magnesium alloy plate 2, a second expansion spring 54 is fixedly disposed on one side of one of the third fixing plates 51, one end of the second expansion spring 54 is fixedly connected to the clamping plate 53, and is pressed against the magnesium alloy plate 2 through sliding of the clamping plate 53, so that the magnesium alloy plate 2 can be conveniently mounted and dismounted, and the leveling plate 49 can slide along the positioning rod 52, so that the leveling plate 49 can be kept in a horizontal position all the time when sliding.
As shown in fig. 5 and 6, a rotating rod 59 is rotatably disposed on one side surface of the clamping plate 3, a second pressing block 511 and a first pressing block 510 are disposed on the surface of the rotating rod 59, and the second pressing block 511 is movably connected with the clamping plate 53.
As shown in fig. 5 and 6, a fourth fixed plate 56 is fixedly disposed on one side of the leveling plate 49, a movable rod 55 is slidably disposed through the fourth fixed plate 56, a third expansion spring 58 is fixedly disposed on one side of the fourth fixed plate 56, one end of the third expansion spring 58 is fixedly connected to a connecting plate 57, one side of the connecting plate 57 is fixedly connected to the movable rod 55, one end of the movable rod 55 is movably connected to a first pressing block 510, the fourth fixed plate 56 is driven by the leveling plate 49 to move, the movable rod 56 drives the movable rod 55 to move, the movable rod 55 is pressed by the first pressing block 510, so that the second pressing block 511 is pressed by the clamping plate 53, the magnesium alloy plate 2 is kept stable during rectification, when the movable rod 55 is pressed by the first pressing block 510, the movable rod 55 is slidably disposed through the fourth fixed plate 56 to drive the connecting plate 57 to move, when the fourth fixed plate 56 moves in the opposite direction, the movable rod 55 can be pressed by the first pressing block 510 all the movable rod 55 by the third expansion spring 58, while the second pressing block 511 is always pressed against the clamping plate 53.
The coil 1 to be clamped may be a trapezoidal coil,
A preparation method of a functional gradient material based on eddy current adopts the preparation equipment of the functional gradient material based on eddy current, and the specific method is as follows:
s1: fixing two clamping plates 3 on two sides of the gradient coil 1 through long bolts;
s2, fixing the magnesium alloy plate 2 on the inner sides of the two clamping plates 3 through the mounting mechanism 5, and enabling the magnesium alloy plate 2 to be mounted at a position above the gradient coil 1 by a certain distance; or the magnesium alloy plate is jointed with the trapezoidal coil, and an insulating sheet is placed at the joint position;
s3: adjusting the magnesium alloy plate 2 to a horizontal position through a correcting mechanism 4;
s4: the magnesium alloy plate 2 above the gradient coil 1 can be processed by applying a pulse current to the gradient coil 1.
It should be noted that, the clamping plate 3 is installed to two sides of the gradient coil 1 through the long bolt, then the magnesium alloy plate 2 is placed above the gradient coil 1 with a gap, the magnesium alloy plate 2 can be fixed through the clamping plate 53, the third fixing plate 51 and the clamping plate 3, when the horizontal position of the magnesium alloy plate 2 is adjusted, the hydraulic rod 42 is started, the hydraulic rod 42 drives the first pushing plate 43 to move, the first pushing plate 43 drives the first extruding plate 44 to move, the first extruding plate 44 drives the second extruding plate 46 to move upwards through extrusion, the second extruding plate 46 drives the second pushing plate 47 to move upwards, the second pushing plate 47 drives the supporting plate 410 to move upwards to contact and extrude the magnesium alloy plate 2, meanwhile, the first pushing plate 43 drives the leveling plate 49 to move along the positioning rod 52 to correct the position of the magnesium alloy plate 2 to a horizontal position, meanwhile, the leveling plate 49 drives the fourth fixing plate 56 to move, the fourth fixing plate 56 drives the movable rod 55 to move, the movable rod 55 extrudes the first extrusion block 510, the first extrusion block 510 drives the second extrusion block 511 to rotate through the rotating rod 59, and the second extrusion block 511 rotates to extrude the clamping plate 53, so that the clamping plate 53 and the magnesium alloy plate 2 are extruded, and the clamping plate 53 is prevented from moving when the magnesium alloy plate 2 is corrected.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a functional gradient material preparation equipment based on vortex, its characterized in that includes gradient coil (1), the both sides of gradient coil (1) are provided with grip block (3), two magnesium alloy board (2) are installed to the inboard top that is close to gradient coil (1) of grip block (3), be provided with between magnesium alloy board (2) and grip block (3) and be used for fixing magnesium alloy board (2) in installation mechanism (5) above gradient coil (1), leave the clearance between gradient coil (1) and magnesium alloy board (2), one side of grip block (3) is provided with and is used for correcting magnesium alloy board (2) and is in horizontal position correction mechanism (4), the gradient of gradient coil (1) is multistage.
2. The eddy current-based functional gradient material preparation equipment according to claim 1, wherein the clamping plate (3) is made of epoxy resin plate material, and the clamping plate (3) is connected with the gradient coil (1) through a long bolt.
3. An eddy current based functional gradient material preparation apparatus according to claim 1, wherein the straightening mechanism (4) comprises a first fixing plate (41), a hydraulic rod (42) is fixedly arranged on one side of the first fixing plate (41), and a hydraulic rod (42) is fixedly arranged on one side of the hydraulic rod (42).
4. The eddy-current-based functional gradient material preparation equipment according to claim 3, wherein a first push plate (43) is fixedly arranged at an output end of the hydraulic rod (42), a first extrusion plate (44) is fixedly arranged at the bottom of the first push plate (43), one end of the first extrusion plate (44) is connected with the first fixing plate (41) in a penetrating and sliding manner, a first sliding groove for the first extrusion plate (44) to slide is formed in the first fixing plate (41), the first extrusion plate (44) is L-shaped, and one end of the first extrusion plate (44) is arc-shaped.
5. The eddy-current-based functional gradient material preparation equipment according to claim 4, wherein one end of the first push plate (43) is connected with the clamping plate (3) in a penetrating and sliding manner, a stroking plate (49) is fixedly arranged at one end of the first push plate (43), a second sliding groove for sliding the first push plate (43) is formed in the surface of the clamping plate (3), and the stroking plate (49) is movably connected with the magnesium alloy plate (2).
6. The eddy current-based functional gradient material preparation apparatus according to claim 4, wherein a second fixing plate (45) is fixedly arranged on one side of the clamping plate (3), a second extrusion plate (46) is slidably arranged inside the second fixing plate (45), the cross section of the second extrusion plate (46) is trapezoidal, the second extrusion plate (46) is slidably connected with the first extrusion plate (44), a second push plate (47) is fixedly arranged at one end of the second extrusion plate (46), the second push plate (47) is L-shaped, one end of the second push plate (47) is slidably connected with the clamping plate (3) in a penetrating manner, a third sliding groove for sliding the second push plate (47) is formed in one side of the clamping plate (3), a first expansion spring (48) is fixedly arranged inside the third sliding groove, and the first expansion spring (48) is fixedly connected with the second push plate (47), and a supporting plate (410) is fixedly arranged at one end of the second push plate (47), and the supporting plate (410) is movably connected with the magnesium alloy plate (2).
7. The eddy current-based functional gradient material preparation equipment according to claim 5, wherein the mounting mechanism (5) comprises two third fixing plates (51), the third fixing plates (51) are fixedly connected with the clamping plate (3), a positioning rod (52) is fixedly arranged on one side of each third fixing plate (51), the positioning rod (52) is connected with the leveling plate (49) in a penetrating and sliding manner, a clamping plate (53) is slidably arranged on the surface of each positioning rod (52), the clamping plate (53) is movably connected with the magnesium alloy plate (2), a second expansion spring (54) is fixedly arranged on one side of one of the third fixing plates (51), and one end of the second expansion spring (54) is fixedly connected with the clamping plate (53).
8. The eddy-current-based functional gradient material preparation apparatus according to claim 7, wherein a rotating rod (59) is rotatably disposed on one side surface of the clamping plate (3), a second pressing block (511) and a first pressing block (510) are disposed on the surface of the rotating rod (59), and the second pressing block (511) is movably connected with the clamping plate (53).
9. The eddy-current-based functional gradient material preparation equipment according to claim 8, wherein a fourth fixing plate (56) is fixedly arranged on one side of the leveling plate (49), a movable rod (55) is slidably arranged on the fourth fixing plate (56) in a penetrating manner, a third expansion spring (58) is fixedly arranged on one side of the fourth fixing plate (56), one end of the third expansion spring (58) is fixedly connected with a connecting plate (57), one side of the connecting plate (57) is fixedly connected with the movable rod (55), and one end of the movable rod (55) is movably connected with the first extrusion block (510).
10. A method for preparing a functional gradient material based on eddy current, which is characterized in that the equipment for preparing the functional gradient material based on the eddy current, which is disclosed by any one of claims 1 to 9, is adopted, and the specific method is as follows:
s1: fixing two clamping plates (3) on two sides of the gradient coil (1) through long bolts;
s2, fixing the magnesium alloy plate (2) at the inner sides of the two clamping plates (3) through a mounting mechanism (5) to enable the magnesium alloy plate (2) to be mounted at a position above the gradient coil (1) by a certain distance; or the magnesium alloy plate is jointed with the trapezoidal coil, and an insulating sheet is placed at the joint position;
s3: adjusting the magnesium alloy plate (2) to a horizontal position through a correcting mechanism (4);
s4: pulse current is applied to the gradient coil (1), and the magnesium alloy plate (2) above the gradient coil (1) is processed.
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| CN202111569345.5A CN114277328B (en) | 2021-12-21 | 2021-12-21 | Functional gradient material preparation equipment and method based on eddy current |
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| CN202111569345.5A CN114277328B (en) | 2021-12-21 | 2021-12-21 | Functional gradient material preparation equipment and method based on eddy current |
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