一种高效多功能超细金属粉末制备装置

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By using the grinding and sieving mechanisms inside the grinding box, the problems of wide particle size distribution and difficulty in classification after metal pulverization in the existing technology have been solved, and efficient preparation of ultrafine metal powder has been achieved.

CN224507203UActive Publication Date: 2026-07-17CHANGZHOU PULANSI SEMICON MATERIALS CO LTD

Patent Information

Authority / Receiving Office: CN · China
Patent Type: Utility models(China)
Current Assignee / Owner: CHANGZHOU PULANSI SEMICON MATERIALS CO LTD
Filing Date: 2025-08-12
Publication Date: 2026-07-17

AI Technical Summary

Technical Problem

Existing mechanical crushing methods have difficulty controlling the size of the crushed metal, resulting in a wide particle size distribution and difficulty in classification.

Method used

The grinding mechanism, pushing mechanism, and screening mechanism in the grinding box are used to crush metal by driving the grinding roller with a servo motor, the pushing plate flips the powder, and the screening mechanism screens and collects ultrafine metal powder that meets the particle size requirements.

Benefits of technology

It achieves efficient sieving and classification of metal powders, ensuring uniform particle size distribution and improving classification efficiency.

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Abstract

本实用属于超细金属粉末制备技术领域，具体涉及一种高效多功能超细金属粉末制备装置，包括研磨箱、推料机构和筛分机构，该实用新型通过设置推料机构，控制第二伺服电机带动螺纹杆转动配合导向杆可以对筛板顶面粉碎后的金属粉末进行来回翻动，提高筛板对金属粉末的筛分效果，通过设置筛分机构,筛分箱配合筛板可以对粉碎后的金属粉末进行接取和筛分，使符合粒径要求的超细金属粉末穿过筛板向下移动，实现对超细金属粉末的分级，操作人员同时拉动拉板带动插杆同时脱离筛分箱的插槽，可以解除对筛分箱的限位，方便移动筛分箱对筛板进行清理更换，或将粒径过大的金属粉末通过进料槽重新倒入研磨箱内部进行粉碎。

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Claims

1. A high-efficiency, multi-functional ultrafine metal powder preparation device, characterized in that: include: A grinding box (100) is provided with a grinding mechanism (200) inside the grinding box (100) and on the back of the grinding box (100). A feeding mechanism (300) is provided below the grinding mechanism (200). The feeding mechanism (300) is used to push the pulverized metal powder to move inside the grinding box (100). The screening mechanism (400) is located at the bottom of the feeding mechanism (300) and is used to screen and crush metal powder multiple times.

2. The device for preparing high-efficiency multifunctional ultrafine metal powder according to claim 1, characterized in that: The grinding box (100) includes a feed trough (101), an observation window (102), and a partition (103). The top surface of the grinding box (100) is provided with a feed inlet, and the grinding box (100) is connected to the feed trough (101) through the feed inlet. An observation window (102) is installed on the front of the grinding box (100), and symmetrical partitions (103) are fixedly provided on the inner walls of the left and right sides inside the grinding box (100).

3. The device for preparing high-efficiency multifunctional ultrafine metal powder according to claim 1, characterized in that: The grinding mechanism (200) includes a first U-shaped plate (201), a first servo motor (202), a drive gear (203), a first driven gear (204), a second driven gear (205), a rotating shaft (206), a grinding roller (207), and a guide plate (208). The first U-shaped plate (201) is fixedly disposed on the back of the grinding box (100). The first servo motor (202) is fixedly mounted on the back of the first U-shaped plate (201). The output end of the first servo motor (202) passes through the first U-shaped plate (201) and is rotatably connected to the first U-shaped plate (201). The drive gear (203) is fixedly disposed at the end of the output end of the first servo motor (202). The first driven gear (204) meshes with the outside of the drive gear (203). The first driven gear (204) is meshed with a second driven gear (205) on its outer side. The front sides of the first driven gear (204) and the second driven gear (205) are rotatably connected to the back side of the grinding box (100). The front sides of the first driven gear (204) and the second driven gear (205) are both fixedly provided with a rotating shaft (206). The rotating shaft (206) passes through the grinding box (100) and is rotatably connected to the grinding box (100). A grinding roller (207) is passed through the outer side of the rotating shaft (206). The rotating shaft (206) is fixedly connected to the grinding roller (207). The front and rear sides of the grinding roller (207) are rotatably connected to the front and rear sides of the interior of the grinding box (100). Symmetrical guide plates (208) are fixedly provided between the inner walls of the front and rear sides of the grinding box (100).

4. The high-efficiency multifunctional superfine metal powder preparation device according to claim 1, characterized in that: The feeding mechanism (300) includes a second servo motor (301), a threaded rod (302), a guide rod (303), a second U-shaped plate (304), and a feeding plate (305). The second servo motor (301) is fixedly installed on the back of the grinding box (100). The output end of the second servo motor (301) passes through the grinding box (100) to the inside of the grinding box (100) and is rotatably connected to the grinding box (100). A threaded rod (302) is fixedly provided at the end of the output end of the second servo motor (301). The other end of the threaded rod (302) is rotatably connected to the grinding box (100) through a bearing. A guide rod (303) is fixedly installed between the inner walls of the front and rear sides of the grinding box (100). A second U-shaped plate (304) is installed through the outer side of the threaded rod (302) and the guide rod (303). The second U-shaped plate (304) is composed of a horizontal part and a symmetrical vertical part fixedly connected. The threaded rod (302) is threadedly connected to the vertical part of the second U-shaped plate (304). The guide rod (303) is slidably connected to the vertical part of the second U-shaped plate (304). A pusher plate (305) is fixedly installed on the bottom surface of the horizontal part of the second U-shaped plate (304). The front side of the pusher plate (305) is provided with multiple through slots.

5. The high-efficiency multifunctional superfine metal powder preparation device according to claim 2, characterized in that: The screening mechanism (400) includes a screening box (401), a pull plate (402), a rod (403), a return spring (404), and a screen plate (405). The screening box (401) is slidably connected between the sides of the partitions (103) that are close to each other. The screening box (401) is provided with pull plates (402) at the front and rear. The pull plates (402) are fixedly provided with symmetrical rods (403) and return springs (404) on the sides of the pull plates (402) that are close to each other. The rods (403) penetrate the grinding box (100) to the inside of the grinding box (100) and are slidably connected to the grinding box (100). The screening box (401) is provided with slots for the rods (403) on the front and rear sides. The rods (403) are slidably connected to the screening box (401) through the slots. The screen plate (405) is fixedly installed on the bottom inner wall of the screening box (401).

6. The high-efficiency multifunctional ultrafine metal powder preparation device according to claim 5, characterized in that: The grinding box (100) has a material holding box (500) on its bottom surface, and the material holding box (500) is located below the screening mechanism (400).