CN113416858B - Aluminum alloy semi-solid slurry preparation device - Google Patents

Abstract

The invention discloses a preparation device of aluminum alloy semi-solid slurry, and relates to the technical field of semi-solid metal processing. This aluminium alloy semi-solid state thick liquids preparation facilities, including protecting sheathing, crucible, drive assembly and steady flow subassembly, the crucible rotates to be connected in protecting sheathing's inside, and drive assembly sets up between crucible bottom and protecting sheathing bottom inner wall, and the steady flow subassembly sets up the upper surface at the crucible. This aluminum alloy semi-solid slurry preparation facilities through being provided with drive assembly and steady flow component, has avoided the condition that the vortex appears when semi-solid aluminum alloy is rotatory in the single direction for semi-solid slurry liquid level is steady, can not arouse because of the vortex to breathe in, and this kind of mode shearing capacity is strong simultaneously, and the semi-solid aluminum alloy material grain structure of preparation is tiny, round, balling, has improved the quality and the performance of semi-solid aluminum alloy slurry and composite material fuse-element greatly.

Description

Aluminum alloy semi-solid slurry preparation device

Technical Field

The invention relates to the technical field of semi-solid metal processing, in particular to a device for preparing aluminum alloy semi-solid slurry.

Background

The semi-solid casting technology is green and environment-friendly, can effectively reduce the production cost, is favored by broad scholars and manufacturers at home and abroad, is recognized as the most promising processing technology in the 21 st century, the preparation of the semi-solid metal slurry is the basis and the key of the semi-solid forming technology, the preparation of the semi-solid metal slurry requires that the original structure of the slurry is a fine and uniform spherical non-dendritic crystal structure, most of the preparation of the semi-solid slurry adopts a mechanical stirring method, a stirring rod is utilized to carry out strong stirring to fully break solidified dendritic crystals so as to form non-dendritic crystal semi-solid slurry with granular solid phase uniformly distributed in a liquid phase, but the stirring rod does circular motion to generate centripetal reaction force in the semi-solid slurry, so that the liquid level of the semi-solid slurry can generate vortex under the reverse action force, the semi-solid slurry can cause the phenomenon of air suction, and the semi-solid slurry is more easily entrained with gas and impurities to generate defects, affecting the quality of the semi-solid slurry after production.

Disclosure of Invention

The invention aims to solve at least one technical problem in the prior art, and provides an aluminum alloy semi-solid slurry preparation device which can solve the problem of vortex generation in the process of rotating in a single direction.

In order to achieve the purpose, the invention provides the following technical scheme: the aluminum alloy semi-solid slurry preparation device comprises a protective shell, a crucible, a driving assembly and a flow stabilizing assembly, wherein the crucible is rotatably connected inside the protective shell, the driving assembly is arranged between the bottom of the crucible and the inner wall of the bottom of the protective shell, and the flow stabilizing assembly is arranged on the upper surface of the crucible;

the driving assembly comprises a movable block, the movable block is fixedly connected to the inner wall of the bottom of the protective shell, a supporting ball is fixedly connected to the lower end of the crucible, a movable groove matched with the supporting ball is formed in the upper surface of the movable block, and the crucible rotates on the movable block by taking the supporting ball as a rotating point;

the steady flow subassembly includes that two are the equal fixed connection of parallel form at the connecting rod of the upper surface of crucible, the upper end fixedly connected with go-between of two connecting rods, the last fixed surface of protecting sheathing is connected with the support frame that the structure is "n" word form, the go-between setting is between two straight boards of support frame, the lower surface of support frame diaphragm rotates respectively and is connected with two first gears and second gear, the meshing of second gear is connected between two first gears, two first gears all extend into the inner circle of go-between with the second gear, be provided with the engaging tooth who is connected with two first gear meshing respectively on the inner wall of go-between, the loose axle that the lower fixed surface of second gear is connected with the lower extreme and extends into in the crucible, the loose axle is located four steady flow boards that are the setting of circumference array form respectively on the surface of one end in the crucible.

Preferably, the outer surface of one end, close to the movable block, of the crucible is fixedly connected with an installation block of which the structure is in a reversed right-angle triangle shape, a permanent magnet is embedded on the inclined surface of the installation block, the inner wall of the bottom of the protective shell is fixedly connected with a bearing block of which the structure is in a right-angle trapezoid shape and the inclined surface faces the permanent magnet, and an electromagnet is arranged on the inclined surface of the bearing block.

Preferably, the outer surface of the crucible is fixedly connected with a connecting slide bar, the inner wall of the protective shell is provided with a limiting chute with an inverted T-shaped section, one end of the connecting slide bar, which is back to the crucible, extends into a vertical groove of the limiting chute, the connecting slide bar is in sliding connection with the limiting chute, and the upper side surface and the lower side surface of one end of the connecting slide bar, which is positioned in the vertical groove of the limiting chute, are provided with limiting wheels in sliding connection with the limiting chute.

Preferably, be provided with the subassembly that flow equalizes on the inner wall of crucible, the subassembly that flow equalizes includes that the structure is the shunting block of annular form, and shunting block inlays on the inner wall of crucible, and shunting block back to one side of crucible inner wall is seted up flutedly, and shunting block back to one side of crucible is four fixedly connected with respectively on the surface be the setting of circumference array form and the structure be the annular mounting panel of semicircle, the inner circle of mounting panel and the recess coincidence of shunting block.

Preferably, the inner wall of one side of reposition of redundant personnel piece recess towards the mounting panel on fixedly connected with runs through out the axis of rotation of mounting panel surface to reposition of redundant personnel piece one end back to, the axis of rotation is connected with the inner wall rotation of mounting panel, and the axis of rotation is located two slurcams that are the setting of circumference array form of fixedly connected with respectively on the surface of one end between mounting panel inner circle and the reposition of redundant personnel piece recess, and the axis of rotation is located one of mounting panel outer and serves fixedly connected with stirring fan blade.

Preferably, the pushing plate is arranged to be C-shaped, and the included angle of the pushing plate is arranged to be a right triangle.

Preferably, the groove of the shunting block is an arc chute, and the inner wall of the mounting plate is provided with a leak hole extending out of the outer surface of the mounting plate.

Compared with the prior art, the invention has the beneficial effects that:

(1) this aluminium alloy semi-solid slurry preparation facilities, through being provided with drive assembly and steady flow component, consequently there is drive assembly to drive the semi-solid aluminium alloy in the crucible and carry out forward stirring, and steady flow component carries out reverse stirring to the semi-solid aluminium alloy in the crucible, the condition of swirl has been avoided semi-solid aluminium alloy to appear when single direction is rotatory, make semi-solid slurry liquid level steady, can not arouse because of the swirl inhales, this kind of mode shearing capacity is strong simultaneously, the semi-solid aluminium alloy material grain structure of preparation is tiny, rounding, balling, the quality and the performance of semi-solid aluminium alloy slurry and composite material fuse-element have been improved greatly.

(2) This aluminium alloy semi-solid slurry preparation facilities, drive assembly adopt the electro-magnet to produce rotating magnetic field direct drive, have reduced the intermediate link, and conversion efficiency can improve, simultaneously because the electro-magnet can obtain the magnetic field intensity that is greater than permanent magnet through regulation voltage, electric current, crucible rotating torque is improved greatly, and the suitability is stronger, because there is not the mechanical motion of motor, has not only eliminated the noise when the motor moves but also has reduced the fault rate.

(3) This aluminium alloy semi-solid slurry preparation facilities through being provided with restriction wheel and restriction spout for restriction wheel forms the restriction effect to the crucible, has prevented that the crucible from appearing the condition of rocking when the protecting sheathing internal rotation, leads to the condition that crucible and protecting sheathing inner wall contacted, has further prevented to appear the dead condition of mechanical card between crucible and the protecting sheathing, has further ensured smoothness nature and stability when the crucible is rotatory.

(4) This aluminum alloy semi-solid slurry preparation facilities, through being provided with the reposition of redundant personnel subassembly, stirring fan blade in the reposition of redundant personnel subassembly rotates under the impact of semi-solid aluminum alloy velocity of flow, consequently the shearing force of semi-solid aluminum alloy has further been increased by stirring fan blade, it is tiny further to have improved semi-solid aluminum alloy material grain structure, round, the balling, the quality after semi-solid aluminum alloy material preparation has been ensured, this mode has also further weakened the centrifugal force that semi-solid slurry produced after rotatory simultaneously, consequently, semi-solid slurry liquid level is further ensured steady, this subassembly application simple and convenient structure realizes the conversion to natural resource simultaneously, the driving force that brings natural resource, accomplish the shearing force that increases semi-solid aluminum alloy, reach the utilization of the resources that lives unconsciously, moreover, the steam generator is simple in structure, the implementation cost is low, make the reposition of redundant personnel subassembly have fine environmental protection value, the waste of resources is avoided.

(5) This aluminium alloy semisolid slurry preparation facilities sets up the structure of slurcam into "C" word, and the contained angle of slurcam sets up to right angled triangle, makes slurcam concave surface atress be greater than the atress of slurcam contained angle face when being promoted by semisolid aluminum alloy through this kind of mode, and it is rotatory to continue to drive the axis of rotation like this under the semisolid aluminum alloy promotion that flows, has ensured the stability when this subassembly moves.

(6) This aluminium alloy semi-solid slurry preparation facilities, set up to the cambered surface chute through the recess with the reposition of redundant personnel piece, and set up the small opening that a plurality of extends the mounting panel surface on the inner wall of mounting panel, set up when not stirring in semi-solid aluminium alloy through this kind of mode, the semi-solid aluminium alloy that is located mounting panel and reposition of redundant personnel piece recess can be discharged along inclined plane or small opening under inertial effect, prevent semi-solid aluminium alloy gathering in mounting panel or reposition of redundant personnel piece, avoided causing the influence when carrying out semi-solid aluminium alloy slurry preparation next time, consequently, the quality of later stage semi-solid aluminium alloy slurry preparation has been ensured.

Drawings

The invention is further illustrated with reference to the following figures and examples:

FIG. 1 is a schematic structural view of an aluminum alloy semi-solid slurry preparation apparatus according to the present invention;

FIG. 2 is a schematic cross-sectional view of the protective housing of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is a schematic structural view of the movable block and the support according to the present invention;

FIG. 5 is a schematic view of a connection structure of the movable shaft according to the present invention;

fig. 6 is a schematic cross-sectional structural view of the diverter block of the present invention.

The reference numbers 1 are a protective shell, 2 crucibles, 3 driving assemblies, 4 flow stabilizing assemblies, 5 flow equalizing assemblies, 21 connecting slide rods, 22 limiting chutes, 23 limiting wheels, 31 movable blocks, 32 supporting balls, 33 movable grooves, 34 mounting blocks, 35 permanent magnets, 36 bearing blocks, 37 electromagnets, 41 connecting rods, 42 connecting rings, 43 supporting frames, 44 first gears, 45 second gears, 46 connecting teeth, 47 movable shafts, 48 flow stabilizing plates, 51 flow dividing blocks, 52 mounting plates, 53 rotating shafts, 54 pushing plates, 55 stirring blades and 56 leakage holes.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, greater than, less than, exceeding, etc. are understood as excluding the present numbers, and the above, below, inside, etc. are understood as including the present numbers. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

The first embodiment is as follows:

referring to fig. 1-6, the present invention provides a technical solution: the aluminum alloy semi-solid slurry preparation device comprises a protective shell 1, a crucible 2, a driving assembly 3 and a flow stabilizing assembly 4, wherein the crucible 2 is rotatably connected inside the protective shell 1, the upper surface of the crucible 2 is flush with the upper surface of the protective shell 1, the driving assembly 3 is arranged between the bottom of the crucible 2 and the inner wall of the bottom of the protective shell 1, and the flow stabilizing assembly 4 is arranged on the upper surface of the crucible 2;

the driving assembly 3 further comprises a movable block 31, the movable block 31 is fixedly connected to the inner wall of the bottom of the protective shell 1, a supporting ball 32 is fixedly connected to the lower end of the crucible 2, and a movable groove 33 matched with the supporting ball 32 is formed in the upper surface of the movable block 31, so that the crucible 2 rotates on the movable block 31 by taking the supporting ball 32 as a rotating point;

further, a plurality of mounting blocks 34 which are inverted right-angled triangular in structure are fixedly connected to the outer surface of one end, close to the movable block 31, of the crucible 2, the number of the mounting blocks 34 is set according to the actual outer side area of the crucible 2 and the distance between the mounting blocks 34, no limitation is made on the number, permanent magnets 35 are embedded on the inclined surfaces of the mounting blocks 34, the permanent magnets 35 are not described in detail herein for the existing structures, bearing blocks 36 which are the same in number as the mounting blocks 34 and are in right-angled trapezoidal shapes are fixedly connected to the inner wall of the bottom of the protective housing 1, electromagnets 37 are arranged on the inclined surfaces of the bearing blocks 36, and the electromagnets 37 are not described in detail herein for the existing structures;

in this embodiment, the inclined plane of the bearing block 36 is set to be the inclined plane facing the mounting block 34, and meanwhile, the opposite surfaces of the electromagnet 37 and the permanent magnet 35 are provided with the same magnetic pole, for example, both the magnetic poles are positive magnetic poles or negative magnetic poles, which is obtained according to the principle that like poles of the magnet repel each other, so that when the electromagnet 37 is energized to generate magnetism, repulsion force is generated between the electromagnet 37 and the permanent magnet 35, and the repulsion force can form thrust force on the permanent magnet 35, thereby pushing the crucible 2 to rotate in the protective housing 1 by using the support ball 32 as a rotation point, so that the semisolid aluminum alloy in the crucible 2 forms centrifugal force under the driving of the crucible 2, thereby causing mutual abrasion and shearing among crystal grains in the aluminum alloy and violent scouring of the crystal grains by liquid, so that dendrite arms are broken to form more fine crystal grains, the structure of the semisolid aluminum alloy gradually evolves in a rosette shape, and simultaneously, the temperature of the semisolid aluminum alloy can be accelerated in the rotation process, thus, the semi-solid aluminum alloy is continuously reduced along with the temperature, and finally the rosette structure is evolved into a simpler spherical structure;

in the mode, the electromagnet is adopted to generate a rotating magnetic field for direct driving, so that intermediate links are reduced, the conversion efficiency is improved, meanwhile, the electromagnet can obtain the magnetic field intensity larger than that of the permanent magnet by adjusting the voltage and the current, the rotating torque of the crucible 2 is greatly improved, the applicability is stronger, and the noise generated during the operation of the motor is eliminated and the failure rate is reduced because no motor moves mechanically;

further, the flow stabilizing assembly 4 comprises two connecting rods 41, the two connecting rods 41 are both fixedly connected to the upper surface of the crucible 2 in a parallel manner, the upper ends of the two connecting rods 41 are fixedly connected with a connecting ring 42, the upper surface of the protective casing 1 is fixedly connected with a support frame 43 with an "n" shape, the connecting ring 42 is arranged between two straight plates of the support frame 43, the lower surface of the horizontal plate of the support frame 43 is respectively and rotatably connected with two first gears 44 and a second gear 45, the second gear 45 is engaged and connected between the two first gears 44, the two first gears 44 and the second gear 45 are both arranged in the inner ring of the connecting ring 42, the inner wall of the connecting ring 42 is provided with connecting teeth 46 respectively engaged and connected with the two first gears 44, so when the crucible 2 rotates, the connecting ring 42 is synchronously driven by the connecting rods 41 to rotate, the two first gears 44 rotate in the same direction under the drive of the connecting teeth 46, so that the second gear 45 rotates in the opposite direction between the two first gears 44;

further, a movable shaft 47 with the lower end extending into the crucible 2 is fixedly connected to the lower surface of the second gear 45, and four flow stabilizing plates 48 arranged in a circumferential array are respectively and fixedly connected to the outer surface of one end of the movable shaft 47 positioned in the crucible 2, so that when the crucible 2 drives the semisolid aluminum alloy to rotate, the flow stabilizing plates 48 reversely rotate under the transmission of the second gear 45, and thus the flow stabilizing plates 48 form reverse acting force in the semisolid aluminum alloy, the vortex condition generated when the semisolid aluminum alloy rotates in a single direction is avoided, the liquid level of the semisolid slurry is stable, air suction caused by the vortex is avoided, and meanwhile, the shearing capacity of the method is strong, the grain structure of the prepared semisolid aluminum alloy material is fine, round and spheroidized, and the quality and performance of the semisolid aluminum alloy slurry and the composite material melt are greatly improved;

the scheme simultaneously provides an embodiment II:

referring to fig. 2-3, the second embodiment is a corresponding improvement on the basis of the first embodiment, and further, a plurality of connecting slide bars 21 are fixedly connected to the outer surface of the crucible 2, the number of the connecting slide bars 21 is limited according to the area of the outer ring of the crucible 2, the inner wall of the protective shell 1 is provided with a limiting chute 22 with an inverted T-shaped cross section, one end of the connecting slide bar 21, which is opposite to the crucible 2, extends into a vertical groove of the limiting chute 22, the connecting slide bar 21 is connected with the limiting chute 22 in a sliding manner, and the upper and lower side surfaces of one end of the connecting slide bar 21, which is located in the vertical groove of the limiting chute 22, are provided with limiting wheels 23 connected with the limiting chute 22 in a sliding manner;

by the mode, the limiting wheel 23 has a limiting effect on the crucible 2, so that the situation that the crucible 2 shakes during rotation in the protective shell 1 to cause the crucible 2 to be in contact with the inner wall of the protective shell 1 is prevented, the situation that the crucible 2 is mechanically locked with the protective shell 1 is further prevented, and the smoothness and the stability of the crucible 2 during rotation are further guaranteed;

the third embodiment is provided by the scheme:

referring to fig. 1-6, the third embodiment is a corresponding improvement on the basis of the first and second embodiments, further comprising a flow equalizing assembly 5 disposed on the inner wall of the crucible 2, wherein the flow equalizing assembly 5 includes a plurality of shunting blocks 51 having a ring-shaped structure, the shunting blocks 51 are embedded on the inner wall of the crucible 2, the number of the shunting blocks 51 is not limited according to the actual depth of the crucible 2, a groove is disposed on a side of the shunting block 51 opposite to the inner wall of the crucible 2, four mounting plates 52 having a circular array form and a semi-circular structure are respectively fixedly connected to a surface of the shunting block 51 opposite to the crucible 2, an inner ring of the mounting plate 52 is overlapped with the groove of the shunting block 51, a rotating shaft 53 extending through an outer surface of the mounting plate 52 opposite to one end of the shunting block 51 is fixedly connected to an inner wall of the shunting block 51 facing the mounting plate 52, the rotating shaft 53 is rotatably connected with the inner wall of the mounting plate 52, the outer surface of one end of the rotating shaft 53, which is positioned between the inner ring of the mounting plate 52 and the grooves of the shunting block 51, is fixedly connected with two pushing plates 54 which are arranged in a circumferential array form respectively, and the end of the rotating shaft 53, which is positioned outside the mounting plate 52, is fixedly connected with stirring fan blades 55, so that when the semi-solid aluminum alloy slides along the inner wall of the crucible 2 under the action of centrifugal force, the semi-solid aluminum alloy also slides along the grooves of the shunting block 51, and thus the semi-solid aluminum alloy can form pushing force on the pushing plates 54 on the rotating shaft 53, so that the pushing plates 54 can push the rotating shaft 53 to rotate, and the rotating shaft 53 synchronously drives the stirring fan blades 55 to rotate, thereby the shearing force of the semi-solid aluminum alloy is further increased by the stirring fan blades 55, and further the fine, round and spheroidized grain structure of the semi-solid aluminum alloy material is improved, the quality of the semi-solid aluminum alloy material after preparation is guaranteed, and meanwhile, the centrifugal force generated after the semi-solid slurry rotates is further weakened by the method, so that the stability of the liquid level of the semi-solid slurry is further guaranteed;

in the embodiment, the pushing plate 54 is further structurally arranged to be in a shape of a letter "C", and the included angle of the pushing plate 54 is arranged to be a right triangle, so that the stress of the concave surface of the pushing plate 54 is greater than the stress of the included angle surface of the pushing plate 54 when the pushing plate 54 is pushed by the semisolid aluminum alloy, and the pushing plate 54 continuously drives the rotating shaft 53 to rotate under the pushing of the flowing semisolid aluminum alloy, thereby ensuring the stability of the assembly during operation;

simultaneously in this embodiment the recess of reposition of redundant personnel piece 51 sets up to the cambered surface chute, set up the small opening 56 that a plurality of extends the mounting panel 52 surface on the inner wall of mounting panel 52, small opening 56 sets up here not doing the restriction in quantity according to the actual length of mounting panel 52, set up through this kind of mode when not stirring in the semi-solid aluminum alloy, the semi-solid aluminum alloy that is located mounting panel 52 and reposition of redundant personnel piece 51 recess can be discharged along inclined plane or small opening 56 under inertial effect, prevented that semi-solid aluminum alloy from gathering in mounting panel 52 or reposition of redundant personnel piece 51, avoided causing the influence when carrying out semi-solid aluminum alloy thick liquids preparation next time, consequently, the quality of later stage semi-solid aluminum alloy thick liquids preparation has been ensured.

The working principle is as follows: when the aluminum alloy semi-solid slurry preparation device is used;

the first step is as follows: when the electromagnet 37 is electrified to generate magnetism, a repulsive force is generated between the electromagnet 37 and the permanent magnet 35, so that the repulsive force can form thrust on the permanent magnet 35, and the crucible 2 is pushed to rotate in the protective shell 1 by taking the support ball 32 as a rotation point, so that the semisolid aluminum alloy in the crucible 2 forms centrifugal force under the driving of the crucible 2, and thus, crystalline grains in the semisolid aluminum alloy are mutually abraded and sheared, and liquid violently scours the crystalline grains;

the second step is that: when the crucible 2 rotates, the crucible 2 synchronously drives the connecting ring 42 to rotate through the connecting rod 41, the two first gears 44 respectively rotate in the same direction under the transmission of the connecting teeth 46, so that the second gear 45 rotates reversely between the two first gears 44, the flow stabilizing plate 48 rotates reversely under the transmission of the second gear 45, the flow stabilizing plate 48 forms reverse acting force in the semi-solid aluminum alloy, and the vortex condition of the semi-solid aluminum alloy in the rotation in a single direction is avoided;

the third step: when the semi-solid aluminum alloy slides along the inner wall of the crucible 2 under the centrifugal force, the semi-solid aluminum alloy can also slide along the groove of the shunting block 51, so the semi-solid aluminum alloy can form a pushing force on the pushing plate 54 on the rotating shaft 53, the pushing plate 54 can push the rotating shaft 53 to rotate, the rotating shaft 53 synchronously drives the stirring fan blades 55 to rotate, and the semi-solid aluminum alloy in the crucible 2 is stirred for the second time.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims (7)

1. The aluminum alloy semi-solid slurry preparation device is characterized in that: the crucible device comprises a protective shell (1), a crucible (2), a driving assembly (3) and a flow stabilizing assembly (4), wherein the crucible (2) is rotatably connected inside the protective shell (1), the driving assembly (3) is arranged between the bottom of the crucible (2) and the inner wall of the bottom of the protective shell (1), and the flow stabilizing assembly (4) is arranged on the upper surface of the crucible (2);

the driving assembly (3) comprises a movable block (31), the movable block (31) is fixedly connected to the inner wall of the bottom of the protective shell (1), a supporting ball (32) is fixedly connected to the lower end of the crucible (2), a movable groove (33) matched with the supporting ball (32) is formed in the upper surface of the movable block (31), and the crucible (2) rotates on the movable block (31) by taking the supporting ball (32) as a rotating point;

the flow stabilizing assembly (4) comprises two connecting rods (41) which are in parallel and fixedly connected to the upper surface of the crucible (2), the upper ends of the two connecting rods (41) are fixedly connected with a connecting ring (42), the upper surface of the protective shell (1) is fixedly connected with a supporting frame (43) which is in an n-shaped structure, the connecting ring (42) is arranged between two straight plates of the supporting frame (43), the lower surface of a transverse plate of the supporting frame (43) is respectively and rotatably connected with two first gears (44) and a second gear (45), the second gear (45) is meshed and connected between the two first gears (44), the two first gears (44) and the second gear (45) both extend into an inner ring of the connecting ring (42), connecting teeth (46) which are respectively meshed and connected with the two first gears (44) are arranged on the inner wall of the connecting ring (42), the lower surface of the second gear (45) is fixedly connected with a movable shaft (47) the lower end of which extends into the crucible (2), the outer surface of one end of the movable shaft (47) positioned in the crucible (2) is fixedly connected with four flow stabilizing plates (48) which are arranged in a circumferential array mode.

2. The aluminum alloy semi-solid slurry preparation apparatus according to claim 1, wherein: fixedly connected with structure is installation piece (34) for reversing triangle-shaped of right angle on the surface that crucible (2) are close to movable block (31) one end, inlays on the inclined plane of installation piece (34) and has permanent magnet (35), and fixedly connected with structure is right angle trapezoidal form and inclined plane to carrier block (36) of permanent magnet (35) on the bottom inner wall of protecting sheathing (1), is provided with electro-magnet (37) on the inclined plane of carrier block (36).

3. The aluminum alloy semi-solid slurry preparation apparatus according to claim 1, wherein: the crucible pot is characterized in that a connecting slide rod (21) is fixedly connected to the outer surface of the crucible pot (2), a limiting sliding groove (22) with a reversed T-shaped cross section is formed in the inner wall of the protective shell (1), one end, back to the crucible pot (2), of the connecting slide rod (21) extends into a vertical groove of the limiting sliding groove (22), the connecting slide rod (21) is connected with the limiting sliding groove (22) in a sliding mode, and limiting wheels (23) which are connected with the limiting sliding groove (22) in a sliding mode are arranged on the surfaces of the upper side and the lower side of one end, located in the vertical groove of the limiting sliding groove (22), of the connecting slide rod (21).

4. The aluminum alloy semi-solid slurry preparation apparatus according to claim 1, wherein: be provided with on the inner wall of crucible (2) subassembly (5) flow equalizes, subassembly (5) flow equalize is the reposition of redundant personnel piece (51) of annular form including the structure, reposition of redundant personnel piece (51) are inlayed on the inner wall of crucible (2), reposition of redundant personnel piece (51) one side back to crucible (2) inner wall is seted up flutedly, reposition of redundant personnel piece (51) one side back to crucible (2) is four fixedly connected with respectively on the surface and is circumference array form setting and structure for annular mounting panel (52) of semicircle, the inner circle of mounting panel (52) and the recess coincidence of reposition of redundant personnel piece (51).

5. An aluminum alloy semi-solid slurry preparation apparatus according to claim 4, wherein: the utility model discloses a stirring fan, including mounting panel (52), shunt piece (51), axis of rotation (53) that fixedly connected with runs through out mounting panel (52) surface back to shunt piece (51) one end on the one side inner wall of shunt piece (51) recess towards mounting panel (52), axis of rotation (53) are connected with the inner wall rotation of mounting panel (52), axis of rotation (53) are located two pushing plates (54) that are the setting of circumference array form of fixedly connected with respectively on the surface of mounting panel (52) inner circle and shunt piece (51) one end between the recess, axis of rotation (53) are located one of mounting panel (52) outer and serve fixedly connected with stirring fan blade (55).

6. An aluminum alloy semi-solid slurry preparation apparatus according to claim 5, wherein: the structure of the pushing plate (54) is arranged to be C-shaped, and the included angle of the pushing plate (54) is arranged to be a right triangle.

7. An aluminum alloy semi-solid slurry preparation apparatus according to claim 6, wherein: the groove of the shunting block (51) is an arc chute, and the inner wall of the mounting plate (52) is provided with a leak hole (56) extending out of the outer surface of the mounting plate (52).

Images