CN211099455U

CN211099455U - Powder coating grinds apparatus for producing

Info

Publication number: CN211099455U
Application number: CN201921271922.0U
Authority: CN
Inventors: 李强
Original assignee: Hefei Pinguan Environmental Protection Technology Co ltd
Current assignee: Hefei Pinguan Environmental Protection Technology Co ltd
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-07-28
Anticipated expiration: 2029-08-07

Abstract

The utility model discloses a powder coating grinds apparatus for producing relates to coating production technical field. The utility model comprises a box body; a pre-crushing cavity and a grinding cavity are respectively arranged in the box body; one surface of the box body is rotatably connected with an outer shaft through a bearing; the inner wall of the outer shaft is rotatably connected with an inner shaft through a bearing; a blanking pipe is communicated with one surface of the pre-crushing cavity; the inner wall of the blanking pipe is fixedly connected with a filter plate; one end of the outer shaft and one end of the inner shaft penetrate through the filter plate and extend into the grinding cavity; the peripheral side surface of the blanking pipe is rotationally connected with an outer grinding cylinder through a bearing. The utility model discloses a set up two grinding zone promptly and break up chamber and grinding chamber in advance in the box, carry out the breakage in advance and the prefiltering of principle granule in the breakage chamber in advance, refine abrasive treatment to broken principle in advance in the grinding chamber, and through the coaxial two-way rotatory design of outer grinding vessel and interior grinding column, provide strong shearing force to the coating granule when grinding to help promoting grinding effect.

Description

Powder coating grinds apparatus for producing

Technical Field

The utility model belongs to the technical field of coating production, especially, relate to a powder coating grinds apparatus for producing.

Background

The coating is traditionally named as paint in China. The coating is a continuous film which is coated on the surface of an object to be protected or decorated and can form firm adhesion with the object to be coated, and is a viscous liquid which is prepared by taking resin, oil or emulsion as a main material, adding or not adding pigments and fillers, adding corresponding auxiliaries and using an organic solvent or water.

The coating material is often in the form of solid particles before use, and is not ready for use, so it is usually necessary to pulverize it. Its crushing effect of traditional reducing mechanism is not good, and last crushing granularity often can not obtain operation requirement, still need sieve out the great coating of granularity and smash again, has reduced the production efficiency of enterprise to a certain extent, has improved manufacturing cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a powder coating grinds apparatus for producing, through the design in the chamber of smashing in advance and grinding the chamber, has solved the current powder coating and has ground apparatus for producing and grind the not good problem of crushing effect.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a powder coating grinding production device, which comprises a box body; a pre-crushing cavity and a grinding cavity are respectively formed in the box body; one surface of the box body is rotatably connected with an outer shaft through a bearing; the inner wall of the outer shaft is rotatably connected with an inner shaft through a bearing; a discharging pipe is communicated with one surface of the pre-crushing cavity; the inner wall of the blanking pipe is fixedly connected with a filter plate; one end of each of the outer shaft and the inner shaft penetrates through the filter plate and extends into the grinding cavity;

the peripheral side surface of the blanking pipe is rotationally connected with an outer grinding cylinder through a bearing; a connecting seat is fixedly connected between the inner surfaces of the outer grinding cylinders; one end of the inner shaft is fixedly connected with the connecting seat; the inner wall of the outer grinding cylinder is fixedly connected with a plurality of groups of outer grinding rings; the peripheral side surface of the outer shaft is fixedly connected with a plurality of groups of pre-crushing cutters, scrapers and inner grinding columns respectively; one surface of the scraper is matched with the filter plate; the peripheral side surface of the inner grinding column is provided with a shearing area and a grinding area respectively; the circumferential side surface of the shearing area is fixedly connected with a plurality of inner grinding rings;

and the bottom of the box body is fixedly connected with a vibration motor.

Furthermore, a transmission motor and a protective cover are fixedly connected to one surface of the box body respectively; one end of the output shaft of the transmission motor is in transmission connection with the inner shaft and the outer shaft through belts respectively; the inner and outer shafts rotate in opposite directions.

Furthermore, a control switch is fixedly connected to one side surface of the box body; the bottom surface of the box body is fixedly connected with a damping tube; the top surface of the box body is communicated with a feeding pipe; one surface of the grinding cavity is communicated with a discharge pipe.

Furthermore, a plurality of groups of the outer grinding rings are distributed on one surface of the inner grinding column in a linear array; the outer grinding ring and the inner grinding ring are distributed at intervals in pairs.

Furthermore, the lengths of a plurality of groups of pre-crushing cutters are sequentially reduced from top to bottom along the axial direction of the outer shaft; the connecting seat is of a cross-shaped structure.

The utility model discloses following beneficial effect has:

1. the utility model discloses set up two grinding zone in the box and break up chamber and grinding chamber in advance promptly, carry out the breakage in advance and the prefiltering of principle granule in the breakage chamber in advance, refine abrasive treatment to broken principle in advance in the grinding chamber, and through outer grinding vessel and the coaxial two-way rotatory design of interior grinding column, provide strong shearing force to the coating granule when grinding to help promoting grinding effect.

2. The utility model discloses a set up the scraper blade, help in time cleaing away the impurity of adhesion on the filter plate, and then reduce the jam rate of filter plate, reduce its maintenance degree of difficulty, through vibrating motor's design, then help filter plate or outer grinding vessel to carry out the unloading, also help reducing the persistence rate of coating powder in the box simultaneously to reduce clean number of times.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic cross-sectional view of a powder coating grinding apparatus;

FIG. 2 is a schematic structural diagram of an outer shaft, an inner shaft, a blanking pipe, an outer grinding cylinder and an inner grinding column;

FIG. 3 is a schematic diagram of the structure of the shearing and grinding zones;

FIG. 4 is a schematic view of the inner grinding column and inner grinding ring;

FIG. 5 is a schematic structural view of the outer grinding cylinder, the outer grinding ring and the connecting seat;

in the drawings, the components represented by the respective reference numerals are listed below:

1-box, 2-pre-crushing cavity, 3-grinding cavity, 4-outer shaft, 5-inner shaft, 6-blanking pipe, 7-filter plate, 8-outer grinding cylinder, 9-connecting seat, 10-outer grinding ring, 11-pre-crushing cutter, 12-scraping plate, 13-inner grinding column, 14-shearing zone, 15-grinding zone, 16-inner grinding ring, 17-vibrating motor, 18-driving motor, 19-protective cover and 20-damping shock-absorbing pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention relates to a powder coating grinding production device, which comprises a box body 1; a pre-crushing cavity 2 and a grinding cavity 3 are respectively arranged in the box body 1; one surface of the box body 1 is rotatably connected with an outer shaft 4 through a bearing; the inner wall of the outer shaft 4 is rotatably connected with an inner shaft 5 through a bearing; the outer shaft 4 is a hollow shaft; the inner shaft 5 is a solid shaft, and one surface of the pre-crushing cavity 2 is communicated with a discharging pipe 6; the inner wall of the blanking pipe 6 is fixedly connected with a filter plate 7; the filter plate 7 is provided with filter holes for filtering; one end of each of the outer shaft 4 and the inner shaft 5 penetrates through the filter plate 7 and extends into the grinding cavity 3;

the peripheral side surface of the blanking pipe 6 is rotationally connected with an outer grinding cylinder 8 through a bearing; a connecting seat 9 is fixedly connected between the inner surfaces of the outer grinding cylinders 8; one end of the inner shaft 5 is fixedly connected with the connecting seat 9; the inner wall of the outer grinding cylinder 8 is fixedly connected with three groups of outer grinding rings 10; the peripheral side surface of the outer shaft 4 is respectively and fixedly connected with three groups of pre-crushing cutters 11, scrapers 12 and inner grinding columns 13; one surface of the scraping plate 12 is matched with the filter plate 7; the peripheral side surface of the inner grinding column 13 is respectively provided with a shearing area 14 and a grinding area 15; three groups of inner grinding rings 16 are fixedly connected to the peripheral side surface of the shearing area 14; scraper 12 is planar on the bottom and has cutting edges on the sides for pre-cutting the coating.

The bottom of the box body 1 is fixedly connected with a vibration motor 17.

Wherein, a transmission motor 18 and a protective cover 19 are respectively fixedly connected with one surface of the box body 1; one end of an output shaft of the transmission motor 18 is respectively in transmission connection with the inner shaft 5 and the outer shaft 4 through belts; the rotating directions of the inner shaft 5 and the outer shaft 4 are opposite, the belt connection mode of the outer shaft 4 for the transmission motor 18 is a normal belt connection mode, the belt connection mode of the inner shaft 5 and the transmission motor 18 is an 8-shaped belt connection mode, and then the inner shaft 5 and the outer shaft 4 rotate coaxially and bidirectionally.

As shown in fig. 1, a control switch is fixedly connected to one side of the box body 1; the control switch is used for controlling an electric power mechanism in the box body 1, and the bottom surface of the box body 1 is fixedly connected with a damping shock tube 20; the top surface of the box body 1 is communicated with a feeding pipe; one surface of the grinding cavity 3 is communicated with a discharge pipe, the discharge pipe is provided with a material gate for controlling discharge, and the three groups of outer grinding rings 10 are distributed on one surface of the inner grinding column 13 in a linear array; the outer grinding ring 10 and the inner grinding ring 16 are distributed at intervals; the coating can be subjected to strong shearing force during grinding through the interval distribution of the outer grinding ring 10 and the inner grinding ring 16; the lengths of the three groups of pre-crushing cutting knives 11 are gradually reduced from top to bottom along the axial direction of the outer shaft 4.

Wherein, the connecting seat 9 is in a cross-shaped structure, and when in use, all electric power mechanisms of the device are supplied by an external power supply.

One specific application of this embodiment is: when the grinding machine is used, the transmission motor 18 is controlled to work through the control switch, and then the transmission motor 18 drives the outer grinding cylinder 8 and the inner grinding column 13 to coaxially and bidirectionally rotate; coating raw material particles to be ground enter the pre-crushing cavity 2 through the feeding pipe, the coating to be ground is controlled to enter the pre-crushing cavity 2 according to the fractional component during feeding, namely the amount of the coating to enter the pre-crushing cavity 2 once is not more than one half of the bearing capacity of the pre-crushing cavity 2, after the raw material particles enter, the particle size of the particles is far larger than the filter hole on the filter plate 7, the particles cannot enter the grinding cavity 3 at the moment, the particles in the pre-crushing cavity 2 at the moment are cut and pre-crushed through three groups of pre-crushing cutting knives 11 and scraping plates 12, after the pre-crushing, the particles conforming to the particle size are gradually generated, the particles conforming to the particle size enter the grinding cavity 3 through the filter plate 7, the particles enter the shearing area 14 on the inner grinding column 13 firstly after entering the grinding cavity 3, the particles fall to the grinding area 15 under the action of the strong shearing of the outer grinding ring 10 and the inner grinding ring 16, the particle size is reduced again, and then falls, finally, the particles formed after grinding are discharged through a discharge pipe, wherein materials deposited or accumulated on the filter plate 7 can be timely scraped or cut due to the arrangement of the scraper 12, so that the blocking rate of the filter plate 7 is reduced, and when the grinding is to be completed, the vibrating motor 17 can be timely started, so that the residual materials in the box body 1 or the filter plate 7 can be conveniently taken out.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a powder coating grinds apparatus for producing, includes box (1), its characterized in that:

a pre-crushing cavity (2) and a grinding cavity (3) are respectively formed in the box body (1); one surface of the box body (1) is rotatably connected with an outer shaft (4) through a bearing; the inner wall of the outer shaft (4) is rotatably connected with an inner shaft (5) through a bearing; a blanking pipe (6) is communicated with one surface of the pre-crushing cavity (2); the inner wall of the blanking pipe (6) is fixedly connected with a filter plate (7); one end of each of the outer shaft (4) and the inner shaft (5) penetrates through the filter plate (7) and extends into the grinding cavity (3);

the peripheral side surface of the blanking pipe (6) is rotationally connected with an outer grinding cylinder (8) through a bearing; a connecting seat (9) is fixedly connected between the inner surfaces of the outer grinding cylinders (8); one end of the inner shaft (5) is fixedly connected with the connecting seat (9); the inner wall of the outer grinding cylinder (8) is fixedly connected with a plurality of outer grinding rings (10); the peripheral side surface of the outer shaft (4) is respectively and fixedly connected with a plurality of pre-crushing cutters (11), a scraper (12) and an inner grinding column (13); one surface of the scraper (12) is matched with the filter plate (7); the circumferential side surface of the inner grinding column (13) is respectively provided with a shearing area (14) and a grinding area (15); a plurality of inner grinding rings (16) are fixedly connected to the peripheral side surface of the shearing area (14);

the bottom of the box body (1) is fixedly connected with a vibration motor (17).

2. The grinding production device of powder coating according to claim 1, characterized in that a transmission motor (18) and a protective cover (19) are fixedly connected to one surface of the box body (1) respectively; one end of an output shaft of the transmission motor (18) is in transmission connection with the inner shaft (5) and the outer shaft (4) through belts respectively; the inner shaft (5) and the outer shaft (4) rotate in opposite directions.

3. The grinding production device of powder coatings according to claim 1, characterized in that a control switch is fixedly connected with one side of the box body (1); the bottom surface of the box body (1) is fixedly connected with a damping shock tube (20); the top surface of the box body (1) is communicated with a feeding pipe; one surface of the grinding cavity (3) is communicated with a discharge pipe.

4. A powder paint grinding production apparatus as claimed in claim 1, characterised in that a plurality of said outer grinding rings (10) are arranged in a linear array on a surface of the inner grinding cylinder (13); the outer grinding ring (10) and the inner grinding ring (16) are distributed at intervals.

5. The grinding production device of powder coating according to claim 1, wherein the lengths of the pre-crushing cutters (11) are gradually reduced from top to bottom along the axial direction of the outer shaft (4); the connecting seat (9) is of a cross-shaped structure.