CN-224227166-U - Magnesium-based composite material preparation device

CN224227166UCN 224227166 UCN224227166 UCN 224227166UCN-224227166-U

Abstract

The utility model discloses a magnesium-based composite material preparation device which comprises a preparation smelting furnace, a heating component, a vacuum system, a stirring mechanism and a die, wherein the preparation smelting furnace comprises a shell capable of being sealed and a crucible arranged in the shell, the heating component is used for heating a magnesium material ingot blank in the crucible to liquefy the magnesium material ingot blank to form a magnesium melt, the vacuum system is used for enabling the magnesium melt to be in a vacuum state in the preparation smelting furnace, the stirring mechanism is used for stirring the magnesium melt to form turbulence, high-strength particles in the crucible can be rolled up and uniformly distributed in the magnesium melt to form a magnesium-based composite material, and the die is arranged in the shell. The magnesium-based composite material preparation device can ensure that high-strength particles are uniformly distributed in the magnesium melt, thereby effectively improving the performance of the magnesium-based composite material.

Inventors

YANG HONG
PAN XIAOHUAN
CHEN XIANHUA
Fan Jichuan
YUAN SHUAI
TAN ZHEN
PAN FUSHENG

Assignees

重庆大学

Dates

Publication Date: 20260512
Application Date: 20250604

Claims (7)

1. A magnesium-based composite material preparing apparatus, characterized by comprising: The method comprises the steps of preparing a smelting furnace, comprising a sealable shell and a crucible arranged in the shell; A heating component for heating the magnesium material ingot blank in the crucible to liquefy the ingot blank to form a magnesium melt; A vacuum system for creating a vacuum state within the preparation furnace; The stirring mechanism is used for stirring the magnesium melt to form turbulence, the turbulence can roll up high-strength particles in the crucible and uniformly distribute the high-strength particles in the magnesium melt to form a magnesium-based composite material, and And the die is arranged in the shell.
2. The apparatus for producing a magnesium-based composite material according to claim 1, wherein the stirring mechanism comprises at least two stirring rods and a stirring driver connected to the stirring rods, and the stirring rods are uniformly arranged circumferentially with respect to the central axis of the crucible, are inclined with respect to the bottom of the crucible, and can extend into the crucible.
3. The apparatus for preparing a magnesium-based composite material according to claim 2, wherein an angle between the stirring rod and the central axis of the crucible is more than 0 ° and less than 30 °.
4. The apparatus for preparing a magnesium-based composite material according to claim 1, further comprising a rotation mechanism rotatably provided in the housing, the rotation mechanism being connected to the crucible for driving the crucible to rotate about an axis parallel to the ground.
5. The apparatus according to claim 4, wherein the rotation mechanism comprises a rotation power source and a tilting shaft, the tilting shaft is rotatably disposed in the preparation furnace in parallel to the ground and connected to the crucible, and the rotation power source is configured to drive the tilting shaft to rotate, and when the tilting shaft rotates, the rotation power source is configured to drive the crucible to rotate.
6. The apparatus for preparing a magnesium-based composite material according to claim 1, wherein the heating means comprises a thermocouple and a heating module, the heating module is wrapped on the outer wall of the crucible, and the thermocouple can extend into the crucible from the outer shell to measure the temperature.
7. The magnesium-based composite material preparing apparatus according to claim 1, wherein the housing comprises a shaft and a cover, the cover being capable of being sealed with the shaft, the cover being provided with a second silo capable of feeding material into the shaft.

Description

Magnesium-based composite material preparation device Technical Field The utility model relates to the technical field of metal composite material preparation, in particular to a magnesium-based composite material preparation device. Background The magnesium-based composite material is obtained by taking a magnesium material as a matrix and taking high-strength ceramic or dissimilar metal as a reinforcement and combining the advantages of the magnesium material and the reinforcement, has particularly outstanding high strength and high toughness, and has great application prospect in the fields of aerospace engineering, automobile industry and the like. Among them, the high strength particle reinforced magnesium matrix composite has particularly outstanding comprehensive properties. However, the magnesium matrix and the high-strength particle reinforcement are mutually insoluble and have different densities, so that the high-strength particles are settled due to the action of gravity in the preparation process, the obtained high-strength particle reinforced magnesium matrix composite material has uneven reinforcement distribution, and finally has poor service performance and cannot be applied in further industrialization. The stirring casting is a preparation method of a magnesium-based composite material reinforced by high-strength particles, however, laminar flow generated in a magnesium melt by a traditional stirring device and method is difficult to roll up settled high-density high-strength particles, meanwhile, the problem of agglomeration of the high-strength particles cannot be solved, and finally the comprehensive mechanical property of the composite material is reduced. Accordingly, there is a need to provide an apparatus and method for effectively improving the dispersibility of high strength particles in magnesium-based composites. Disclosure of utility model Aiming at the defects existing in the prior art, the utility model aims to provide the magnesium-based composite material preparation device which can uniformly distribute high-strength particles in a magnesium melt so as to improve the performance of the magnesium-based composite material. In order to achieve the above object, the present utility model is realized by a technical scheme that a magnesium-based composite material preparation apparatus includes: The method comprises the steps of preparing a smelting furnace, comprising a sealable shell and a crucible arranged in the shell; A heating component for heating the magnesium material ingot blank in the crucible to liquefy the ingot blank to form a magnesium melt; A vacuum system for creating a vacuum state within the preparation furnace; The stirring mechanism is used for stirring the magnesium melt to form turbulence, the turbulence can roll up high-strength particles in the crucible and uniformly distribute the high-strength particles in the magnesium melt to form a magnesium-based composite material, and And the die is arranged in the shell. Further, the stirring mechanism comprises at least two stirring rods and a stirring driver connected with the stirring rods, wherein the stirring rods are uniformly arranged in the circumferential direction relative to the central shaft of the crucible, are inclined relative to the bottom of the crucible, and can extend into the crucible. Further, the angle between the stirring rod and the central axis of the crucible is greater than 0 DEG and less than 30 deg. Further, the crucible is rotatably arranged in the shell, and the rotating mechanism is connected with the crucible and used for driving the crucible to rotate around an axis parallel to the ground. Further, the rotating mechanism comprises a rotating power source and a tilting shaft, wherein the tilting shaft is parallel to the ground and rotatably arranged in the preparation furnace and is connected with the crucible, the rotating power source is used for driving the tilting shaft to rotate, and when the tilting shaft rotates, the crucible can be driven to rotate. Further, the heating component comprises a thermocouple and a heating module, wherein the heating module is wrapped on the outer wall of the crucible, and the thermocouple can extend into the crucible from the shell to measure the temperature. Further, the shell comprises a furnace body and a furnace cover, the furnace cover can be connected with the furnace body in a sealing mode, and the furnace cover is provided with a second bin capable of feeding materials into the furnace body. The utility model has the beneficial effects that: When the magnesium-based composite material preparation device is used, firstly, a magnesium material ingot is placed in a crucible, a vacuum system and a heating component are started until a magnesium material ingot blank is liquefied to form a magnesium melt, then, a stirring mechanism is started to stir the magnesium melt, so that multidirectional centrifugal acting force is generated on the