Ball milling device for producing nanometer materials

Abstract

The utility model relates to the technical field of ball milling devices, in particular to a ball milling device for producing nano materials, which comprises a grinding cylinder, a mounting cover is detachably mounted at an upper opening of the grinding cylinder to seal the upper opening of the grinding cylinder, and a support plate is arranged in the grinding cylinder. According to the ball milling device for producing the nanometer materials, a mounting cover is opened, raw materials are placed in a grinding cylinder, then the mounting cover is covered, a motor is started to drive a mounting plate to rotate, the mounting plate drives a grinding roller to rotate, and grinding protrusions on the grinding roller are matched with grinding protrusions on a grinding cavity; meanwhile, the raw materials are fully ground through collision between the raw materials and a cylinder and the inner wall by turbulent flow formed by air flows with different air speeds fed by three air nozzles at the bottom of the device, so that particles meeting the standard are obtained, and after grinding is finished, the air pump is reversely started, so that chippings generated by grinding in the grinding cylinder are conveniently sucked into a dust collection box to be collected.

Description

TECHNICAL FIELD

[0001] The utility model relates to ball mill device technical field, specifically for a kind of ball mill device for producing nanometer material. BACKGROUND

[0002] With the continuous progress of science and technology, nanometer material technology has become a subject with extensive application prospect. The preparation of nanometer material can greatly affect its performance and texture, so it is particularly important.

[0003] Grinding is an important part of nanometer material preparation, mainly through ball mill operation. Traditional ball mill has certain defects, for example, there is a jamming phenomenon, poor uniformity, low efficiency and other problems, in order to improve production efficiency, a kind of improved nanometer material ball mill device is needed. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of ball mill device for producing nanometer material to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of ball mill device for producing nanometer material, including grinding cylinder, detachably installed with installation cover at the upper opening of grinding cylinder, the upper opening of closed grinding cylinder, the inside of grinding cylinder is provided with support plate, the outer surface of support plate is connected with annular screen, support plate is connected with the inner wall of grinding cylinder by annular screen, the inside of grinding cylinder is divided into working cavity and grinding cavity by support plate, working cavity is communicated with grinding cavity by annular screen, the inside of working cavity is fixedly installed with motor, the output shaft of motor penetrates and extends to the inside of grinding cavity, and fixedly installed with mounting plate, the upper surface edge of mounting plate is detachably installed with multiple grinding rollers.

[0007] Preferably, three air jets are fixedly installed in the inside of working cavity, one end of air jet extends to the lower side of grinding cylinder, and is fixedly connected with hose, valve and dust collection box are installed on the hose, multiple communication grooves are formed in the upper surface of installation cover, and top screen is detachably installed in the inside of communication groove.

[0008] Preferably, the upper surface of installation cover is fixedly installed with handle.

[0009] Preferably, grinding protrusion is fixedly connected with the outer surface of grinding roller and the side wall of grinding cavity.

[0010] Preferably, bearing seat is installed on the bottom surface of installation cover, clamping groove is formed in the inner ring surface of bearing seat, limit support plate is detachably installed on the upper surface of grinding roller, limit support plate is fixedly installed with clamping block on the upper surface, and clamping block is matched with clamping groove.

[0011] Compared with the prior art, the ball milling device for producing nanometer materials has the following beneficial effects:

[0012] The ball milling device for producing nanometer materials, the installation cover is opened, the raw materials are placed in the grinding cylinder, then the installation cover is closed, the motor is started, the mounting plate is driven to rotate, the mounting plate drives the grinding roller to rotate, the grinding protrusions on the grinding roller cooperate with the grinding protrusions on the grinding cavity, and the raw materials are fully ground through the collision with the cylinder and the inner wall by the turbulence formed by the air streams with different wind speeds sent by the three air injection ports at the bottom of the device, so that the granular materials meeting the standards are obtained. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a structural schematic view of the utility model;

[0014] Figure 2 It is a cross-sectional structural schematic view of the utility model;

[0015] Figure 3 It is a structural schematic view of the inside of the grinding cylinder of the utility model;

[0016] Figure 4 It is a structural schematic view of the grinding assembly of the utility model.

[0017] In the drawing: 1, grinding cylinder; 2, support plate; 3, annular screen; 4, installation cover; 5, handle; 6, communication groove; 7, top screen; 8, bearing seat; 9, clamping groove; 10, air injection port; 11, valve; 12, hose; 13, motor; 14, mounting plate; 15, grinding roller; 16, limiting support plate; 17, clamping block; 18, dust collection box. DETAILED DESCRIPTION

[0018] Please refer to Figures 1-4 A ball milling device for producing nanometer materials, comprising a grinding cylinder 1, an installation cover 4 being detachably installed at the upper opening of the grinding cylinder 1, the upper opening of the grinding cylinder 1 being closed, a support plate 2 being arranged inside the grinding cylinder 1, an annular screen 3 being connected to the outer surface of the support plate 2, the support plate 2 being connected to the inner wall of the grinding cylinder 1 through the annular screen 3, the inside of the grinding cylinder 1 being divided into a working cavity and a grinding cavity through the support plate 2, the working cavity being in communication with the grinding cavity through the annular screen 3, a motor 13 being fixedly installed inside the working cavity, the output shaft of the motor 13 penetrating and extending to the inside of the grinding cavity, and a mounting plate 14 being fixedly installed, a plurality of grinding rollers 15 being detachably installed at the edge of the upper surface of the mounting plate 14, a protective shell being arranged on the outer surface of the motor 13 for protecting the motor 13 from the influence of the debris of the grinding particles.

[0019] By starting the motor 13, the installation plate 14 is driven to rotate, and the installation plate 14 drives the grinding roller 15 to rotate to grind the raw materials.

[0020] Among them, the inside of the working cavity is fixedly provided with three air outlets 10, one end of each air outlet 10 extends to the lower side of the grinding cylinder 1, and each air outlet 10 is fixedly connected with a hose 12, one end of the hose 12 is connected with an air pump, the valve 11 and the dust collecting box 18 are mounted on the hose 12, the valve 11 is used for controlling the opening and closing of the air outlet, a plurality of communication grooves 6 are formed in the upper surface of the installation cover 4, and a top screen 7 is detachably mounted in each communication groove 6, the disturbance formed by the air streams with different wind speeds sent by the three air outlets 10 at the bottom of the device collides with the cylinder and the inner wall to fully grind the raw materials, so that the standard granular materials are obtained, and after the grinding is completed, the air pump is started in reverse to facilitate the collection of the debris generated in the grinding cylinder 1 into the dust collecting box 18.

[0021] A box door is mounted on the side surface of the dust collecting box 18, the inside of the box door is provided with a filter screen, and the filter screen is used for preventing the debris from entering the lower hose 12 and affecting the normal work of the air pump.

[0022] Among them, the screen of the top screen 7 can be adapted to different screen hole diameters according to the product particles, and different particles can be adapted by replacing the screen.

[0023] Preferably, a handle 5 is fixedly mounted on the upper surface of the installation cover 4, so as to facilitate the opening of the installation cover 4.

[0024] Among them, the side wall of the grinding cavity and the outer surface of the grinding roller 15 are fixedly connected with grinding protrusions, so as to improve the grinding effect of the device.

[0025] Further, a bearing seat 8 is mounted on the bottom surface of the installation cover 4, a clamping groove 9 is formed in the inner ring surface of the bearing seat 8, a limiting support plate 16 is detachably mounted on the upper surface of the grinding roller 15, a clamping block 17 is fixedly mounted on the upper surface of the limiting support plate 16, the clamping block 17 is matched with the clamping groove 9, when the installation cover 4 covers the grinding cylinder 1, the clamping block 17 is inserted into the clamping groove 9, and when the motor 13 is started to drive the grinding roller 15 to rotate, the limiting support plate 16 is used for assisting the support of the grinding roller 15, so as to ensure the stability of the grinding roller 15.

[0026] Working principle: the ball mill device for producing nanometer material, open installation cover 4, place raw materials in grinding cylinder 1, then cover installation cover 4, drive mounting plate 14 to rotate by starting motor 13, mounting plate 14 drives grinding roller 15 to rotate, grinding protrusions on grinding roller 15 and grinding protrusions on grinding cavity cooperate, at the same time, the raw materials are fully ground by the disturbance of the airflow with different wind speeds sent by three air injection ports 10 at the bottom of the device through collision with the cylinder and the inner wall, so that the granular materials meeting the standard are obtained, after grinding, the debris generated in the grinding of the inside of grinding cylinder 1 is conveniently sucked into dust collection box 18 for collection by starting the air pump in reverse.

Claims

1. A ball milling device for producing nanomaterials, comprising a milling cylinder (1), a mounting cover (4) being detachably mounted at the upper opening of the milling cylinder (1) to close the upper opening of the milling cylinder (1), characterized in that: The inside of the grinding cylinder (1) is provided with a support plate (2), the outer surface of the support plate (2) is connected with an annular screen (3), the support plate (2) is connected with the inner wall of the grinding cylinder (1) through the annular screen (3), the inside of the grinding cylinder (1) is divided into a working cavity and a grinding cavity through the support plate (2), the working cavity is communicated with the grinding cavity through the annular screen (3), a motor (13) is fixedly installed in the inside of the working cavity, the output shaft of the motor (13) penetrates and extends to the inside of the grinding cavity, and a mounting plate (14) is fixedly installed, a plurality of grinding rollers (15) are detachably installed at the edge of the upper surface of the mounting plate (14).

2. The ball milling device for producing nanomaterials according to claim 1, wherein: Three air injection ports (10) are fixedly installed in the inside of the working cavity, one end of the air injection port (10) extends to the lower side of the grinding cylinder (1), and a hose (12) is fixedly connected, a valve (11) and a dust collection box (18) are installed on the hose (12), a plurality of communication grooves (6) are formed in the upper surface of the mounting cover (4), and a top screen (7) is detachably installed in the inside of the communication groove (6).

3. The ball milling device for producing nanomaterials according to claim 1, wherein: A handle (5) is fixedly installed on the upper surface of the mounting cover (4).

4. The ball milling device for producing nanomaterials according to claim 1, wherein: Grinding protrusions are fixedly connected to the side wall of the grinding cavity and the outer surface of the grinding roller (15).

5. The ball milling device for producing nanomaterials according to claim 1, wherein: A bearing seat (8) is installed on the bottom surface of the mounting cover (4), a clamping groove (9) is formed in the inner ring surface of the bearing seat (8), a limiting support plate (16) is detachably installed on the upper surface of the grinding roller (15), a clamping block (17) is fixedly installed on the upper surface of the limiting support plate (16), and the clamping block (17) is matched with the clamping groove (9).

Images