CN223300082U - Device for preparing lithium niobate polycrystal powder for polarization - Google Patents

Abstract

The utility model relates to a device for preparing lithium niobate polycrystal powder for polarization, which comprises a box body, a crushing rotating shaft, a crushing assembly and a driving motor, wherein the crushing rotating shaft is connected in the box body in a shaft way, the crushing assembly is fixedly connected on the crushing rotating shaft, the driving motor is used for driving the crushing rotating shaft to rotate, a filter screen plate is arranged in the box body and positioned below the crushing assembly, a powder collecting drawer is arranged on the side surface of the box body and positioned below the filter screen plate, the upper end of the box body is communicated with a blanking box, a feeding hole is formed in the blanking box, a horizontal balance rotating shaft is connected in the blanking box in a shaft way, and balance baffles which incline downwards are fixedly connected on two sides of the balance rotating shaft.

Description

Device for preparing lithium niobate polycrystal powder for polarization

Technical Field

The utility model relates to the technical field of crushers, in particular to a device for preparing lithium niobate polycrystal powder for polarization.

Background

In the preparation process of lithium niobate polycrystal powder, the massive lithium niobate material needs to be crushed into powder, the current crushing means is not unified, the material enters from the feed inlet position of the existing crusher in the crushing process of the crusher through a grinder and is crushed into powder through a crushing mechanism, the powder often flies to the outside from the feed inlet position, so that the whole indoor environment is influenced, the whole indoor environment is influenced by human body inhalation, the health is influenced, in the crushing process, impurities which cannot be crushed are possibly mixed, the crushing cavity of the existing crusher is of an integral structure, and the entered impurities are difficult to take out.

Disclosure of utility model

The utility model provides a device for preparing lithium niobate polycrystal powder for polarization, aiming at the defects of the prior art.

The utility model provides a device for preparing lithium niobate polycrystal powder for polarization, which comprises a box body, a crushing rotating shaft, a crushing assembly and a driving motor, wherein the crushing rotating shaft is connected in the box body in a shaft mode, the crushing assembly is fixedly connected on the crushing rotating shaft, the driving motor is used for driving the crushing rotating shaft to rotate, a filter screen plate is arranged below the crushing assembly in the box body, a powder collecting drawer is arranged below the filter screen plate on the side face of the box body, the upper end of the box body is communicated with a blanking box, a feeding hole is formed in the blanking box, a horizontal balance rotating shaft is connected in the blanking box in a shaft mode, and balance baffles which incline downwards are fixedly connected on two sides of the balance rotating shaft.

As optimization, the box comprises a lower box body and an upper box body, one side of the upper box body is hinged with the lower box body, and the other side of the upper box body is connected with the lower box body through a detachable connecting piece.

As optimization, the detachable connecting piece comprises a screw rod hinged to the side face of the lower box body and a connecting plate fixedly connected to the side face of the upper box body, a screw rod accommodating groove is formed in one side, away from the upper box body, of the connecting plate, and a nut is arranged on the screw rod.

As optimization, the feed inlet is arranged on the side surface of the blanking box, and the side surface of the blanking box is fixedly connected with a feed inclined hopper.

As optimization, the feed inlet is provided with a switch door.

As optimization, the crushing assembly comprises a plurality of discs fixedly connected on the crushing rotating shaft side by side, a plurality of mounting shafts uniformly distributed along the circumferential direction of the crushing rotating shaft are arranged on the discs, a crushing connecting rod is hinged on the mounting shafts, and broken fragments are fixedly connected on the crushing connecting rod.

As optimization, a plurality of fixed crushing plates positioned above the crushing assembly are fixedly connected to the inner wall of the box body.

The device for preparing the lithium niobate polycrystal powder for polarization has the beneficial effects that the motor drives the crushing assembly to rotate, the crushing block rotates at high speed to impact and crush the material, and the powder crushed to a specified size enters the powder collecting drawer through the filter screen plate below, so that the powder is collected, the balance baffle is kept under the action of gravity, the upward flow of dust is prevented, the powder cannot float outwards from the feed inlet, and the damage to the body caused by the powder is prevented.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the case of the present utility model in an open state;

FIG. 3 is a front view of the present utility model;

FIG. 4 is a cross-sectional view taken along the B-B plane in FIG. 3 in accordance with the present utility model;

FIG. 5 is a schematic view of a crushing assembly according to the present utility model;

FIG. 6 is a schematic cross-sectional view of a crushing assembly of the present utility model;

FIG. 7 is an enlarged view of portion A of FIG. 1 in accordance with the present utility model;

The figure shows:

1. An upper box body, 2, a lower box body, 3, a detachable connecting piece, 31, a connecting screw rod, 32, a connecting plate, 33, nuts, 34 and a screw rod mounting shaft, 35 parts of mounting seat board, 4 parts of crushing rotating shaft, 5 parts of powder collecting drawer, 6 parts of driving motor, 7 parts of base, 8 parts of blanking box, 9, a feeding inclined hopper, 10, a switch door, 11, a disc, 12, a mounting shaft, 13, a crushing connecting rod, 14, broken pieces, 15, a limiting blocking shaft, 16, a fixed crushing plate, 17, a filter screen plate, 18, a balance rotating shaft, 19, a balance baffle plate, 20 and a guide plate.

Detailed Description

In order to clearly illustrate the technical characteristics of the scheme, the scheme is explained below through a specific embodiment.

As shown in fig. 1-7, the device for preparing lithium niobate polycrystalline powder for polarization comprises a box body, a crushing rotating shaft 4, a crushing assembly and a driving motor 6, wherein the crushing rotating shaft 4 is connected in the box body in a shaft mode, the crushing assembly is fixedly connected to the crushing rotating shaft 4, the driving motor 6 is used for driving the crushing rotating shaft 4 to rotate, the box body and the driving motor 6 are both arranged on a base 7, the rotating shaft is horizontally arranged, one end of the rotating shaft is fixedly connected with a driven belt wheel, and a driving belt wheel is fixedly connected to the rotating shaft of the driving motor 6, so that the rotation of the crushing rotating shaft 4 is realized through a driving belt.

The box comprises a lower box body 2 and an upper box body 1, wherein the lower box body 2 is fixed on a base 7, the butt joint surfaces of the two box bodies are horizontal planes, and one side of the upper box body 1 is hinged with the lower box body 2 through a hinge, so that the upper box body 1 can be turned upwards to be opened.

As shown in fig. 7, the other side of the upper case 1 is connected to the lower case 2 by a detachable connection member 3. The detachable connecting piece 3 comprises a screw rod 31 hinged to the side surface of the lower box body 2 and a connecting plate 32 fixedly connected to the side surface of the upper box body 1, two side-by-side mounting seat plates 35 are fixedly connected to the side surface of the lower box body 2, a horizontal screw rod mounting shaft 34 is connected between the two mounting seat plates 35, and the screw rod mounting shaft 34 penetrates through one end of the screw rod 31, so that the hinge joint of the screw rod 31 is realized.

The screw accommodation groove is opened to one side that the connecting plate 32 kept away from last box 1, and screw rod 31 can be placed in the screw accommodation groove after upwards swinging, be equipped with nut 33 on the screw rod 31, screw up nut 33 to the up end of connecting plate 32 this moment, can realize the connection of last box 1 and lower box 2.

The box is internally provided with a filter screen plate 17 positioned below the crushing assembly, the filter screen plate 17 is arc-shaped, the rotating excircle of the crushing assembly is concentric with the filter screen plate 17, so that crushed powder is screened out downwards, the inner wall of the upper box 1 is arc-shaped, the inner wall of the box is fixedly connected with a plurality of fixed crushing plates 16 positioned above the crushing assembly, and the fixed crushing plates 16 are circumferentially distributed along the crushing rotating shaft 4, so that the crushing effect is improved.

The side of the box body is provided with a powder collecting drawer 5 positioned below the filter screen plate 17 and used for containing powder, and the powder can be pumped out to realize pouring out of the powder.

As shown in fig. 5 and 6, the crushing assembly comprises a plurality of discs 11 fixedly connected on the crushing rotating shaft 4 side by side, wherein a plurality of mounting shafts 12 uniformly distributed along the circumferential direction of the crushing rotating shaft 4 are arranged on the discs 11, and each mounting shaft 12 penetrates through all the discs 11. The mounting shaft 12 and the disc 11 can be rotatably connected or fixedly connected.

The installation shaft 12 is hinged with a crushing connecting rod 13, the installation shaft 12 penetrates through one end of the crushing connecting rod 13, and the crushing connecting rod 13 is fixedly connected with a broken block 14.

In this embodiment, 4 mounting shafts 12 are provided. The disc 11 is provided with 4 limiting baffle shafts 15 which play a certain limiting role on the swing of the crushing connecting rod 13.

As shown in fig. 4, the upper end of the box body is communicated with a blanking box 8, the blanking box 8 is provided with a feed inlet, the feed inlet is arranged on the side surface of the blanking box 8, and the side surface of the blanking box 8 is fixedly connected with a feed inclined hopper 9. The bottom surface of the feeding inclined hopper 9 is an inclined surface, and the lower end of the feeding inclined hopper is connected with the lower end of the feeding hole.

The switch door 10 is arranged on the feeding hole, and when materials do not need to be added, the switch door 10 can be closed, so that dust is prevented from drifting out.

A horizontal balance rotating shaft 18 is axially connected in the blanking box 8, and balance baffles 19 inclining downwards are fixedly connected to two sides of the balance rotating shaft 18. The upper ends of the balance baffles 19 are fixedly connected with the balance rotating shaft 18, and the two balance baffles 19 are symmetrically arranged left and right, so that the balance state of the balance baffles is maintained.

The inner wall of the blanking box 8 below the feed inlet is fixedly connected with a guide plate 20, the swing path of the end part of one balance baffle plate 19 is tangential to the guide plate 20, and the swing path of the end part of the other balance baffle plate 19 is tangential to the inner wall of the blanking box 8 at the other side.

The application method of the utility model comprises the following steps:

During the use, the cubic material falls on feeding inclined hopper 9 to the whereabouts, in entering blanking box 8 from the feed inlet, thereby in falling the in-process pushes away balance baffle 19 and gets into the box, drive crushing subassembly rotatory through the motor, broken piece 14 high-speed rotation is strikeed the breakage to the material, the powder of appointed size is passed through the filter screen plate 17 of below and is got into powder and collect drawer 5, when the cubic material suspension adds, balance baffle 19 keeps balance under the effect of gravity to prevent that the dust from upwards flowing, thereby can't outwards drift from the feed inlet.

When cleaning and maintenance are required to be performed inside the case, the nut 33 is loosened, the connecting screw 31 is swung out from the screw accommodating groove, and the upper case 1 can be opened.

It should be understood that the foregoing embodiments and the accompanying drawings are only for illustrating the technical aspects of the present utility model, but not for limiting the present utility model, and that the present utility model is not limited to the preferred embodiments, and that the changes, modifications, additions or substitutions made by those skilled in the art within the spirit and scope of the present utility model will not depart from the spirit and scope of the present utility model as defined in the appended claims.

Claims (7)

1. The device for preparing lithium niobate polycrystal powder for polarization is characterized by comprising a box body, a crushing rotating shaft (4) connected in the box body in a shaft mode, a crushing assembly fixedly connected to the crushing rotating shaft (4) and a driving motor (6) for driving the crushing rotating shaft (4) to rotate, wherein a filter screen plate (17) positioned below the crushing assembly is arranged in the box body, a powder collecting drawer (5) positioned below the filter screen plate (17) is arranged on the side face of the box body, a blanking box (8) is communicated with the upper end of the box body, a feeding port is formed in the blanking box (8), a horizontal balance rotating shaft (18) is connected in the blanking box (8) in a shaft mode, and balance baffles (19) inclining downwards are fixedly connected to two sides of the balance rotating shaft (18).

2. The device for preparing lithium niobate polycrystal powder for polarization according to claim 1, wherein the case comprises a lower case (2) and an upper case (1), one side of the upper case (1) is hinged with the lower case (2), and the other side of the upper case (1) is connected with the lower case (2) through a detachable connecting piece (3).

3. The device for preparing lithium niobate polycrystal powder for polarization according to claim 2, wherein the detachable connecting piece (3) comprises a screw rod (31) hinged to the side surface of the lower case (2) and a connecting plate (32) fixedly connected to the side surface of the upper case (1), wherein a screw rod accommodating groove is formed in one side, far away from the upper case (1), of the connecting plate (32), and a nut (33) is arranged on the screw rod (31).

4. The device for preparing lithium niobate polycrystal powder for polarization according to claim 1, wherein the feeding port is arranged on the side surface of the blanking box (8), and the side surface of the blanking box (8) is fixedly connected with a feeding inclined hopper (9).

5. The apparatus for preparing lithium niobate polycrystal powder for polarization according to claim 1, wherein the opening and closing door (10) is installed on the feed port.

6. The device for preparing lithium niobate polycrystal powder for polarization according to claim 1, wherein the crushing assembly comprises a plurality of discs (11) fixedly connected on the crushing rotating shaft (4) side by side, the discs (11) are provided with a plurality of mounting shafts (12) uniformly distributed along the circumference of the crushing rotating shaft (4), the mounting shafts (12) are hinged with crushing connecting rods (13), and crushing blocks (14) are fixedly connected on the crushing connecting rods (13).

7. The apparatus for preparing lithium niobate polycrystal powder for polarization according to claim 1, wherein the inner wall of the case is fixedly connected with a plurality of fixed crushing plates (16) positioned above the crushing assembly.