CN220780502U

CN220780502U - Raw material grinding machine

Info

Publication number: CN220780502U
Application number: CN202322414595.2U
Authority: CN
Inventors: 潘洪根; 刘玉春; 张戈; 陈斌; 蔡斌
Original assignee: Zhejiang Hengyang Chemical Co ltd
Current assignee: Zhejiang Hengyang Chemical Co ltd
Priority date: 2023-09-06
Filing date: 2023-09-06
Publication date: 2024-04-16
Anticipated expiration: 2033-09-06

Abstract

The utility model belongs to the technical field of grinding equipment, and particularly relates to a raw material grinding machine, which comprises: the device comprises a cavity, wherein a feeding hole is formed in the top of the cavity, and a discharging hole is formed in the bottom of the cavity; the grinding device is arranged in the cavity and is positioned right below the feeding hole; the re-grinding device is arranged below the grinding device; the filter device is arranged in the cavity and is used for separating caking or larger particles in the raw materials; wherein, the below of grinder and compound grinder all is provided with filter equipment. The effect of separating the larger particles or the agglomerated raw materials from the qualified raw materials in the discharged raw materials and improving the quality of the coating product is achieved.

Description

Raw material grinding machine

Technical Field

The utility model belongs to the technical field of grinding equipment, and particularly relates to a raw material grinding machine.

Background

The paint is a material which can be coated on the surface of an object to form a tough protective film, has wear resistance, insulativity and rich colors, wherein one of the reasons for the rich colors is that in the production process of the paint, a producer adds pigment with colors and fillers for enhancing the coloring effect, such as red lead, talcum powder, calcium carbonate and the like, however, in the actual production process, part of raw materials have large particles or caking phenomenon and cannot be directly used, so that the raw materials need to be ground to enter the next production step.

The Chinese patent No. 219424563U discloses a raw material grinder for paint production, which grinds paint raw materials for the first time through a roll shaft, and the ground paint is ground for the second time through a re-grinding structure arranged under the roll shaft, but when the raw materials are re-ground through a grinding blade, the grinding blade cannot be completely attached to the inner part of a grinding cavity, so that part of raw materials which are not ground in place or agglomerated raw materials are discharged from a discharge port through a turnover baffle plate without re-grinding, and the quality of subsequent paint products is affected.

Disclosure of Invention

The utility model aims at solving the technical problems and provides a raw material grinder which achieves the effects of separating larger particles or caking raw materials in discharged raw materials from qualified raw materials and improving the quality of paint products.

In view of this, the present utility model provides a raw material grinder characterized in that the grinder comprises:

the device comprises a cavity, wherein a feeding hole is formed in the top of the cavity, and a discharging hole is formed in the bottom of the cavity;

the grinding device is arranged in the cavity and is positioned right below the feeding hole;

the re-grinding device is arranged below the grinding device;

the filter device is arranged in the cavity and is used for separating caking or larger particles in the raw materials;

wherein, the below of grinder and compound grinder all is provided with filter equipment.

In this technical scheme, in the cavity is placed into from the feed inlet to the raw materials after drying, can grind the raw materials through grinder, the raw materials after advancing grinds falls to filter equipment upper surface from grinder below, can filter the raw materials after grinding through filter equipment, the raw materials that will have great granule or caking separates with normal raw materials, the raw materials after filtering carries out secondary grinding through regrinding device again, further promote the refining degree of raw materials granule, the raw materials after regrinding device filters the back through filter equipment again, make qualified raw materials follow the discharge gate discharge, be favorable to guaranteeing the raw materials refining degree, avoid mixing with the raw materials that have great granule or caking in the raw materials that discharges from the discharge gate, improve the product quality of coating.

Further, the grinding device includes:

the grinding rollers are horizontally and symmetrically arranged in the cavity, and are closely arranged;

the first rotating motor is arranged outside the cavity, and the output shaft is coaxial with one of the grinding rollers;

the first gear is fixedly arranged on the output shaft of the first rotating motor;

and the second gear is arranged on the axis of the other grinding roller and is meshed with the first gear.

In this technical scheme, through first rotating electrical machines drive first gear rotation, make first gear drive the second gear rotation, make the grinding roller in the cavity rotate, the grinding roller is hugged closely the setting, through adjusting different gears, adjusts the rotational speed between the grinding roller, the degree of refining of control grinding raw materials makes the grinding roller rotate through the mode of meshing between the gears, when being favorable to grinding the higher raw materials of hardness, avoids the phenomenon that the grinding roller skidded.

Further, the regrind device includes:

the double grinding rollers are horizontally and symmetrically arranged in the cavity, and are closely arranged;

the second rotating motor is arranged outside the cavity, and the output shaft is coaxial with one of the double grinding rollers;

the third gear is fixedly arranged on the output shaft of the second rotating motor;

and the fourth gear is arranged on the axis of the other double grinding roller and is meshed with the third gear.

In the technical scheme, the regrinding device can further refine raw materials and improve the quality of subsequent paint production.

Further, the filtering device includes:

the filter plate is obliquely arranged in the cavity, a mounting groove is formed in the contact end of the cavity and the top of the filter plate, and a discharge port is formed in the lowest point of the mounting groove;

the vibration structure is arranged in the mounting groove and is used for vibrating the filter plate;

the recycling structure is arranged outside the cavity and is positioned at the discharge port;

wherein, the filter plate extends from the bin outlet to the recovery structure.

In this technical scheme, the raw materials after grinding or regrinding falls to the filter upper surface, make the raw materials of bigger granule or caking in the raw materials separate with qualified raw materials through the filter plate, make qualified raw materials drop from the filter plate lower surface, make the filter plate vibrations through vibrating structure for the filtration efficiency of filter plate, can also make the raw materials that have been separated on the filter plate remove to the lowest part of filter plate, through the bin outlet that sets up on the cavity, drop to retrieving in the structure, be convenient for collect and retrieve the raw materials that filters out, through vibrating structure, can accelerate the filterable speed of filter plate, improve the efficiency of production.

Further, the vibration structure includes:

the elastic piece is arranged between the filter plate and the mounting groove, and the elastic piece is arranged on the upper surface and the lower surface of the filter plate;

and the vibration motor is fixedly arranged on the lower surface of the filter plate.

In this technical scheme, make the filter plate vibrations through vibrating motor for the filtration efficiency of raw materials to reduce the phenomenon that the filter plate was blockked up to the raw materials, reduce operating personnel's change frequency to the filter plate, can carry out the shock attenuation through the elastic component, lifting means's stability.

Further, the recycling structure includes:

the recycling box is fixedly arranged on the side wall of the cavity, an avoidance port is arranged at the position matched with the discharge port, and an opening is formed in the front surface of the recycling box;

the collecting tank is arranged in the recovery tank and is in sliding connection with the recovery tank;

the handle is fixedly arranged on the outer wall of the collecting tank.

In this technical scheme, the raw materials of remaining on the filter plate falls into the collecting vat that sets up in the collection box through bin outlet and dodge the mouth, after a period of time, take out the collecting vat from the positive opening that sets up of collection box through the handle, the operating personnel of being convenient for handle the raw materials of filtering out, promotes the efficiency of production.

Further, a guide hopper is arranged at the feed inlet.

Further, a material guide plate is arranged above the regrinding device and is inclined and symmetrically arranged.

In this technical scheme, make through the stock guide after filter equipment filters can guide to the regrinding device directly over, make the raw materials all grind once more through regrinding device, promote the degree of consistency that raw materials exhaust granule refined, still be convenient for the raw materials through the slope setting from the stock guide down the landing, promote the efficiency of production.

Further, the side edges of the grinding roller and the regrinding roller are respectively provided with a scraping plate, and the end surfaces of the scraping plates are clung to the surfaces of the grinding roller and the regrinding roller.

In the technical scheme, the scraping plate can scrape the raw materials adhered on the grinding roller and the regrinding roller, so that the grinding efficiency of the grinding roller and the regrinding roller is improved.

Further, a heating plate is arranged on the inner wall of the cavity.

In this technical scheme, can dry the raw materials through the hot plate, reduce the phenomenon that the raw materials mixes with water and lead to the caking in the cavity.

The beneficial effects of the utility model are as follows:

1. after the raw materials after the regrinding device are filtered by the filtering device, qualified raw materials are discharged from the discharge hole, the refinement degree of the raw materials is guaranteed, the raw materials with larger particles or caking are prevented from being mixed in the raw materials discharged from the discharge hole, and the product quality of the coating is improved.

2. Through the bin outlet that sets up on the cavity, drop to retrieve in the structure, be convenient for collect and retrieve the raw materials that filters out, through vibration structure, can accelerate filter plate filterable speed, improve the efficiency of production.

3. Make the filter plate vibrations through vibrating motor for the filtration efficiency of raw materials to reduce the phenomenon of raw materials jam filter plate, reduce operating personnel's change frequency to the filter plate, can shock attenuation through the elastic component, promote equipment's stability.

Drawings

FIG. 1 is a front perspective view of the present utility model;

FIG. 2 is a rear perspective view of the present utility model;

FIG. 3 is a cross-sectional view of the present utility model;

FIG. 4 is an enlarged view of area A of FIG. 3 in accordance with the present utility model;

the label in the figure is:

1. a cavity; 2. a feed inlet; 3. a discharge port; 4. a grinding device; 401. a grinding roller; 402. a first rotating electric machine; 403. a first gear; 404. a second gear; 5. a regrind device; 501. a regrind roller; 502. a second rotating electric machine; 503. a third gear; 504. a fourth gear; 6. a filter plate; 7. a vibration motor; 8. a mounting groove; 9. a discharge port; 10. an elastic member; 11. an avoidance port; 12. a recovery box; 13. an opening; 14. a handle; 15. a collection tank; 16. a scraper; 17. a material guide plate; 18. a guide hopper; 19. and (5) heating the plate.

Detailed Description

Technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some of the embodiments of the present application, but not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application are within the scope of the protection of the present application.

In the description of the present application, it is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. For ease of description, the dimensions of the various features shown in the drawings are not drawn to actual scale. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present application are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present application may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type and not limited to the number of objects, e.g., the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.

It should be noted that, in the description of the present application, the terms "front, rear, upper, lower, left, right", "horizontal, vertical, horizontal", and "top, bottom", etc. generally refer to an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, and merely for convenience of description of the present application and simplification of the description, the azimuth terms do not indicate and imply that the apparatus or element referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present application; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

It should be noted that, in this application, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may also be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

Example 1:

as shown in fig. 1 to 3, the present embodiment provides a raw material grinder including: the device comprises a cavity 1, wherein a feed inlet 2 is formed in the top of the cavity 1, and a discharge outlet 3 is formed in the bottom of the cavity 1; the grinding device 4 is arranged in the cavity 1 and is positioned right below the feed inlet 2; a regrinding device 5, wherein the regrinding device 5 is arranged below the grinding device 4; the filtering device is arranged inside the cavity 1 and is used for separating caking or larger particles in the raw materials; wherein, the below of grinder 4 and compound grinder 5 all is provided with filter equipment.

The dried raw materials are placed into the cavity 1 from the feed inlet 2, the raw materials can be ground and refined through the grinding device 4, the ground raw materials fall to the upper surface of the filtering device from the lower part of the grinding device 4, the ground raw materials can be filtered through the filtering device, the raw materials with larger particles or caking are separated from the normal raw materials, the filtered raw materials are ground for the second time through the regrinding device 5, the refinement degree of the raw material particles is further improved, the qualified raw materials are discharged from the discharge port 3 after the raw materials are filtered through the filtering device through the regrinding device 5, the refinement degree of the raw materials is guaranteed, the raw materials with larger particles or caking are prevented from being mixed in the raw materials discharged from the discharge port 3, and the product quality of the coating is improved.

The polishing apparatus 4 includes: the grinding rollers 401 are horizontally and symmetrically arranged in the cavity 1, and the grinding rollers 401 are closely arranged; a first rotating electric machine 402, the first rotating electric machine 402 being disposed outside the cavity 1, and the output shaft being coaxial with one of the grinding rollers 401; a first gear 403, the first gear 403 being fixedly arranged on the output shaft of the first rotary electric machine 402; a second gear 404, the second gear 404 is disposed on the axis of the other grinding roller 401, and the second gear 404 is meshed with the first gear 403.

The first gear 403 is driven to rotate through the first rotating motor 402, the first gear 403 drives the second gear 404 to rotate, the grinding roller 401 in the cavity 1 rotates, the grinding roller 401 is in close contact arrangement, the rotating speed between the grinding rollers 401 is regulated through regulating different gears, the refining degree of grinding raw materials is controlled, the grinding roller 401 rotates through a meshing mode between the gears, and the phenomenon that the grinding roller 401 slips is avoided when raw materials with higher hardness are ground.

The regrind device 5 comprises: the re-grinding rollers 501 are horizontally and symmetrically arranged in the cavity 1, and the re-grinding rollers 501 are closely arranged; a second rotating electric machine 502, the second rotating electric machine 502 is arranged outside the cavity 1, and the output shaft is coaxial with one of the double grinding rollers 501; a third gear 503, the third gear 503 is fixedly arranged on the output shaft of the second rotating electrical machine 502; a fourth gear 504, the fourth gear 504 is disposed on the axis of the other grinding roller 501, and the fourth gear 504 is meshed with the third gear 503. The working principle of the regrinding device 5 is consistent with that of the grinding device 4, and raw materials can be further refined through the regrinding device 5, so that the quality of subsequent paint production is improved.

Example 2:

as shown in fig. 3 to 4, the present embodiment provides a raw material grinder having the following technical features in addition to the technical scheme including the above embodiment.

The filtering device comprises: the filter plate 6 is obliquely arranged in the cavity 1, a mounting groove 8 is formed in the contact end between the cavity 1 and the top of the filter plate 6, and a discharge port 9 is formed in the lowest point; a vibration structure provided in the installation groove 8 for vibrating the filter plate 6; the recycling structure is arranged outside the cavity 1 and is positioned at the discharge hole 9; wherein the filter plate 6 extends from the discharge opening 9 into the recovery structure.

The raw materials after grinding or regrinding fall to filter board 6 upper surface, make the raw materials of bigger granule or caking in the raw materials separate with qualified raw materials through filter board 6, make qualified raw materials drop from filter board 6 lower surface, make filter board 6 vibrations through the vibrations structure for filter board 6's filtration efficiency, can also make the raw materials that have been separated on the filter board 6 remove to filter board 6's the lowest department, through setting up the bin outlet 9 on cavity 1, drop to retrieving the structure, be convenient for collect and retrieve the raw materials that filters out, through the vibrations structure, can accelerate filter board 6 filterable speed, improve the efficiency of production.

The vibration structure comprises: the elastic piece 10 is arranged between the filter plate 6 and the mounting groove 8, and the elastic piece 10 is arranged on the upper surface and the lower surface of the filter plate 6; and the vibration motor 7 is fixedly arranged on the lower surface of the filter plate 6.

The filter plate 6 is vibrated through the vibration motor 7, so that the filtering efficiency of raw materials is accelerated, the phenomenon that the filter plate 6 is blocked by raw materials is reduced, the replacement frequency of an operator to the filter plate 6 is reduced, the vibration can be reduced through the elastic piece 10, and the stability of equipment is improved.

The recovery structure comprises: the recovery box 12 is fixedly arranged on the side wall of the cavity 1, an avoidance port 11 is arranged at the position matched with the discharge port 9, and an opening 13 is arranged on the front surface; the collecting tank 15 is arranged in the recovery tank 12, and is in sliding connection with the recovery tank 12; a handle 14, said handle 14 being fixedly arranged on the outer wall of the collecting tank 15.

The raw materials that remain on filter plate 6 is through bin outlet 9 and dodging mouthful 11, falls into the collecting vat 15 that sets up in collection box 12, after a period of time, takes out collecting vat 15 from the opening 13 that collection box 12 openly set up through handle 14, and the operating personnel of being convenient for handle the raw materials of filtering out, promotes the efficiency of production.

Example 3:

as shown in fig. 1 to 4, the present embodiment provides a raw material grinder having the following technical features in addition to the technical scheme including the above embodiment.

A guide hopper 18 is arranged above the feed inlet 2. The raw materials are conveniently added into the cavity 1 through the feed inlet 2.

The top of the regrinding device 5 is provided with a material guiding plate 17, and the material guiding plate 17 is inclined and symmetrically arranged. The raw materials that make after filter equipment filtration through the stock guide 17 can be through stock guide 17 guide to the regrinding device 5 directly over, makes the raw materials all grind once more through regrinding device 5, promotes the degree of consistency that raw materials exhaust granule refined, still is convenient for the raw materials from the downward landing on the stock guide 17 through the slope setting, promotes the efficiency of production.

The side edges of the grinding roller 401 and the regrinding roller 501 are respectively provided with a scraper 16, and the end surfaces of the scrapers 16 are clung to the surfaces of the grinding roller 401 and the regrinding roller 501. The scraper 16 can scrape off the raw materials adhered to the grinding roller 401 and the regrind roller 501, which is beneficial to improving the grinding efficiency of the grinding roller 401 and the regrind roller 501.

A heating plate 19 is arranged on the inner wall of the cavity 1. The raw materials can be dried through the heating plate 19, and the phenomenon that the raw materials are mixed with water in the cavity 1 to cause agglomeration is reduced.

The embodiments of the present application and the features of the embodiments may be combined without conflict, and the present application is not limited to the specific embodiments described above, which are merely illustrative, not restrictive, and many forms may be made by those of ordinary skill in the art, without departing from the spirit of the present application and the scope of the claims, which are also within the protection of the present application.

Claims

1. A raw material mill, the mill comprising:

the device comprises a cavity (1), wherein a feed inlet (2) is formed in the top of the cavity (1), and a discharge outlet (3) is formed in the bottom of the cavity (1);

the grinding device (4) is arranged in the cavity (1) and is positioned right below the feed inlet (2);

the secondary grinding device (5) is arranged below the grinding device (4);

the filtering device is arranged in the cavity (1) and is used for separating caking or larger particles in the raw materials;

wherein, filter devices are arranged below the grinding device (4) and the regrinding device (5).

2. A raw material grinding mill according to claim 1, characterized in that the grinding device (4) comprises:

the grinding rollers (401) are horizontally and symmetrically arranged in the cavity (1), and the grinding rollers (401) are closely arranged;

a first rotating motor (402), wherein the first rotating motor (402) is arranged outside the cavity (1), and the output shaft is coaxial with one of the grinding rollers (401);

a first gear (403), wherein the first gear (403) is fixedly arranged on an output shaft of a first rotating motor (402);

and a second gear (404), wherein the second gear (404) is arranged on the axis of the other grinding roller (401), and the second gear (404) is meshed with the first gear (403).

3. A raw material grinding mill according to claim 2, characterized in that the regrinding device (5) comprises:

the double grinding rollers (501) are horizontally and symmetrically arranged in the cavity (1), and the double grinding rollers (501) are closely arranged;

a second rotating motor (502), wherein the second rotating motor (502) is arranged outside the cavity (1), and the output shaft is coaxial with one of the double grinding rollers (501);

a third gear (503), wherein the third gear (503) is fixedly arranged on the output shaft of the second rotating motor (502);

and a fourth gear (504), wherein the fourth gear (504) is arranged on the axis of the other grinding roller (501), and the fourth gear (504) is meshed with the third gear (503).

4. A raw material mill according to claim 3, characterized in that the filtering means comprise:

the filter plate (6), the filter plate (6) is arranged in the cavity (1) in an inclined way, the contact end between the cavity (1) and the top of the filter plate (6) is provided with a mounting groove (8), and the lowest point is provided with a discharge port (9);

the vibration structure is arranged in the mounting groove (8) and is used for vibrating the filter plate (6);

the recycling structure is arranged outside the cavity (1) and is positioned at the discharge port (9);

wherein the filter plate (6) extends from the discharge opening (9) into the recovery structure.

5. The raw material mill of claim 4, wherein the vibration structure comprises:

the elastic piece (10) is arranged between the filter plate (6) and the mounting groove (8), and the elastic piece (10) is arranged on the upper surface and the lower surface of the filter plate (6);

and the vibration motor (7) is fixedly arranged on the lower surface of the filter plate (6).

6. The raw material mill of claim 5, wherein the recovery structure comprises:

the recycling box (12) is fixedly arranged on the side wall of the cavity (1), an avoidance opening (11) is formed in the position where the recycling box (12) is matched with the discharge opening (9), and an opening (13) is formed in the front surface of the recycling box;

the collecting tank (15) is arranged in the recovery tank (12) and is in sliding connection with the recovery tank (12);

and the handle (14) is fixedly arranged on the outer wall of the collecting tank (15).

7. A raw material grinding mill according to claim 1, characterized in that the regrinding device (5) is provided with a guide plate (17) above, the guide plate (17) being inclined and symmetrically arranged.

8. A raw material grinding mill according to claim 1, characterized in that a guide hopper (18) is provided at the feed opening (2).

9. A raw material grinding machine according to claim 2, characterized in that the grinding roller (401) and the regrinding roller (501) are provided with scrapers (16) on their sides, and the end surfaces of the scrapers (16) are in close contact with the surfaces of the grinding roller (401) and the regrinding roller (501).

10. A raw material grinding mill according to claim 1, characterized in that the inner wall of the cavity (1) is provided with heating plates (19).