CN113579241A

CN113579241A - Metal liquefaction atomizing device

Info

Publication number: CN113579241A
Application number: CN202110888082.8A
Authority: CN
Inventors: 王敬海
Original assignee: Kunshan Xuanta Electronic Technology Co ltd
Current assignee: Kunshan Xuanta Electronic Technology Co ltd
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2021-11-02
Anticipated expiration: 2041-08-03
Also published as: CN113579241B

Abstract

The invention provides a metal liquefaction atomizing device, which belongs to nonferrous metal powder processing and manufacturing equipment; the turntable comprises a motor, a turntable and a connecting piece, wherein one end of the connecting piece is connected with the turntable, the other end of the connecting piece is connected with the motor, the motor drives the turntable to rotate, the turntable is cylindrical, the upper surface of the turntable is provided with a first radian, a second radian, a third radian and a fourth radian which gradually extend from the center to the outer side, the first radian is positioned at the center of the turntable, and the second radian, the third radian and the fourth radian are concentric rings which take the first radian as the center of a circle; the first radian is a concave arc, the second radian, the third radian and the fourth radian are convex arcs, and the arc heights of the second radian, the third radian and the fourth radian are sequentially reduced; through above-mentioned technical scheme, solve current metal liquefaction atomizing device production efficiency low, and the metal powder granule that produces and obtain too big, the inhomogeneous, many problems of dysmorphism granule of granule.

Description

Metal liquefaction atomizing device

Technical Field

The invention relates to non-ferrous metal powder processing and manufacturing equipment, in particular to a metal liquefaction atomization device.

Background

The atomization method is a method of directly crushing liquid metal or alloy into fine liquid droplets under the action of external force and rapidly condensing to prepare powder, and compared with mechanical crushing, the atomization method is a simpler and more convenient and economical powder production method.

The existing atomizing method processing equipment mainly comprises a heating pipeline 3, an atomizing disc 2 and a motor 1, wherein a flow nozzle is arranged on the heating pipeline 3, nonferrous metal is heated to be in a liquid state and flows into the atomizing disc 2 through the flow nozzle, the atomizing disc 2 rotates at a high speed under the driving of the motor 1, so that the nonferrous metal liquid is driven to rotate at a high speed along the atomizing disc 2, and fine particles are formed after the nonferrous metal liquid leaves the atomizing disc 2 under the action of centrifugal force.

The existing atomizing disk 2 is usually formed by processing carbon steel, the service life of the atomizing disk 2 is shortened due to the fact that the hardness and the toughness of the atomizing disk 2 are poor, the speed of the motor 1 is limited due to the single structure of the atomizing disk 2, the speed of the motor 1 is not higher than 4.6 thousands of revolutions per minute, and therefore the existing metal liquefaction atomizing device is low in production efficiency, and metal powder particles obtained by production are too large, uneven in particles and many in irregular particles.

Disclosure of Invention

In view of the above disadvantages of the prior art, an object of the present invention is to provide a metal liquefaction atomizer, which is used to solve the problems of low production efficiency of the existing metal liquefaction atomizer, and excessive, uneven and irregular metal powder particles produced by the existing metal liquefaction atomizer.

In order to achieve the above and other related objects, the present invention provides a metal liquefaction atomization device, which includes a motor, a turntable, and a connecting member, wherein one end of the connecting member is connected to the turntable, the other end of the connecting member is connected to the motor, the motor drives the turntable to rotate, the turntable is cylindrical, the upper surface of the turntable is provided with a first radian, a second radian, a third radian and a fourth radian, which gradually extend from the center to the outside, the first radian is located at the center of the turntable, and the second radian, the third radian and the fourth radian are concentric rings using the first radian as the center of a circle; the first radian is a concave arc, the second radian, the third radian and the fourth radian are convex arcs, and the arc heights of the second radian, the third radian and the fourth radian are sequentially reduced.

In an embodiment of the invention, the arc width of the first arc is 4-8mm, and the arc height of the first arc is 0.5-0.55 mm.

In an embodiment of the invention, the arc width of the second arc is 4-8mm, and the arc height of the second arc is 0.18-0.2 mm.

In an embodiment of the present invention, the single-sided arc length of the third arc is 10-12mm, and the arc height of the third arc is 0.1-0.15 m.

In an embodiment of the invention, the width of the single-sided arc of the fourth radian is 2-4 mm.

In an embodiment of the invention, the arc height of the fourth arc is 0.05-0.08mm lower than the arc height of the third arc.

In an embodiment of the invention, the fourth radian is a tangent arc of the third radian.

In an embodiment of the present invention, a heating pipeline is suspended on the turntable, a spout is disposed at the bottom of the heating pipeline, and an outlet of the spout vertically corresponds to the first radian of the turntable.

In an embodiment of the invention, the turntable is made of tungsten steel.

As described above, the metal liquefaction atomization device of the present invention has the following advantageous effects:

1. four sequentially-extending radians are arranged on the surface of the rotary disc, so that the movement track of the metal particles is attached to the surface of the rotary disc, a certain amount of liquid tin liquid is stored by utilizing the depression of the first radian, the sphericity of the metal particles is ensured by the second radian, the differentiation of the metal particles is completed by the third radian, and the particles are prevented from being scratched and scratched at the edges by the fourth radian, so that the uniformity of the particle size and the shape of the final metal powder particles is ensured.

2. The material of the turntable is improved, so that the rotating speed of the motor is increased, and the service life of the turntable is prolonged.

Drawings

FIG. 1 is a schematic view showing the structure of an atomization processing apparatus disclosed in the prior art of the present invention.

Fig. 2 is a schematic structural diagram of a metal liquefaction atomization device disclosed in the embodiment of the invention.

Description of the element reference numerals

1-a motor; 2-atomizing disk; 3-heating the pipeline; 4-a turntable; 5-a first arc; 6-second radian; 7-third radian; 8-fourth radian.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

Please refer to fig. 2. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

Referring to fig. 2, the present invention provides a metal liquefaction atomization apparatus, which includes a motor, a turntable 4 and a connecting member, wherein one end of the connecting member is connected to the turntable 4, and the other end is connected to the motor, and the motor drives the turntable 4 to rotate; a heating pipeline is arranged in a suspended manner on the rotary table 4, a flow nozzle is arranged at the bottom end of the heating pipeline, and an outlet of the flow nozzle vertically corresponds to the rotary table 4; the metal to be processed is heated in the heating pipeline to liquid and then is sprayed out to the center of the rotating disc 4 through the flow nozzle.

The turntable 4 is made of tungsten steel, is machined through the procedures of wire cutting, grinding, mirror surface discharging and the like, has the characteristics of high hardness and difficult deformation, can be repeatedly used, and has long service life.

Referring to fig. 2, the turntable 4 is a flat cylindrical disk, the upper surface of the turntable 4 is provided with a first radian 5, a second radian 6, a third radian 7 and a fourth radian 8 which gradually extend from the center to the outer side, the first radian 5 is located at the center of the turntable 4, and the second radian 6, the third radian 7 and the fourth radian 8 are concentric rings which take the first radian 5 as the center of a circle; first radian 5 is concave arc, and second radian 6, third radian 7 and fourth radian 8 are protruding type arc, and the arc height of second radian 6, third radian 7 and fourth radian 8 reduces in proper order.

The width of the first arc 5 is 4-8mm, preferably 4mm, and the depth of the first arc 5 is not less than 0.5mm and not more than 0.55 mm. The first arc 5 tank is sunken to store a certain amount of liquid tin liquid, and the liquid tin liquid rotates at a low speed vortex to prepare for subsequent work of metal particles.

The second arc 6 has an arc width of 4-8mm, preferably 4mm, and an arc height of the second arc 6 in the range of 0.18-0.2 mm. The second arc 6 ensures sphericity of the metal particles and prevents the metal particles from being elongated into an elliptical shape due to too fast acceleration.

The third radian 7 is an acceleration radian, and the unilateral arc length of the third radian 7 is 10-12mm, preferably 12 mm; the third arc 7 has an arc height of 0.1-0.15mm, preferably 0.1 mm. After entering the third radian 7, the metal particles are continuously differentiated and fly outwards at the fastest running speed.

The fourth radian 8 is a tangent arc of the third radian 7, the arc width of the fourth radian 8 is 2-4mm, preferably 2mm, and the arc height of the fourth radian 8 is 0.05mm lower than the arc height of the third radian 7, namely the arc height of the fourth radian 8 ranges from 0.05mm to 0.1 mm. The fourth arc 8 is not in contact with the metal particles, and the fourth arc 8 prevents the metal particles from being damaged and scratched at the edge.

In summary, four sequentially-extending radians are arranged on the surface of the rotary table 4, so that the movement track of the metal particles adhered to the surface of the rotary table 4 stores a certain amount of liquid tin liquid by utilizing the depressions of the first radian 5, the sphericity of the metal particles is ensured by the second radian 6, the metal particle differentiation is completed by the third radian 7, and the particles are prevented from being damaged by collision and scratched at the edge by the fourth radian 8, so that the uniform particle size and shape of the final metal powder particles are ensured; improve the material of carousel 4 thereby make the rotational speed that improves the motor, increase the life of carousel 4.

Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A metal liquefaction atomizing device comprises a motor, a rotary table (4) and a connecting piece, wherein one end of the connecting piece is connected with the rotary table (4), the other end of the connecting piece is connected with the motor, the motor drives the rotary table (4) to rotate, the rotary table (4) is cylindrical, a first radian (5), a second radian (6), a third radian (7) and a fourth radian (8) which gradually extend from the center to the outer side are arranged on the upper surface of the rotary table (4), the first radian (5) is positioned at the center of the rotary table (4), and the second radian (6), the third radian (7) and the fourth radian (8) are concentric rings which take the first radian (5) as the circle center; first radian (5) are concave arcs, and second radian (6), third radian (7) and fourth radian (8) are convex arcs, the arc height of second radian (6), third radian (7) and fourth radian (8) reduces in proper order.

2. Metal liquefaction atomizing device the metal liquefaction atomizing device of claim, characterized in that: the arc width of the first radian (5) is 4-8mm, and the arc height of the first radian (5) is 0.5-0.55 mm.

3. The metal liquefaction atomization device of claim 4, wherein: the single-side arc width of the second radian (6) is 4-8mm, and the arc height of the second radian (6) is 0.18-0.2 mm.

4. The metal liquefaction atomization device of claim, wherein: the unilateral arc length of the third radian (7) is 10-12mm, and the arc height of the third radian (7) is 0.1-0.15 m.

5. The metal liquefaction atomization device of claim, wherein: the unilateral arc width of the fourth radian (8) is 2-4 mm.

6. The metal liquefaction atomization device of claim 5, wherein: the arc height of the fourth radian (8) is 0.05-0.08mm lower than that of the third radian (7).

7. The metal liquefaction atomization device of claim 5 or 6, wherein: the fourth radian (8) is a tangent arc of the third radian (7).

8. The metal liquefaction atomization device of claim, wherein: the rotary table is characterized in that a heating pipeline is arranged in the suspension mode on the rotary table (4), a flow nozzle is arranged at the bottom of the heating pipeline, and an outlet of the flow nozzle vertically corresponds to a first radian (5) of the rotary table (4).

9. The metal liquefaction atomization device of claim, wherein: the turntable (4) is made of tungsten steel.