CN113426532A

CN113426532A - Grinding device for sand mill

Info

Publication number: CN113426532A
Application number: CN202110797108.8A
Authority: CN
Inventors: 刘墨
Original assignee: Dongguan Grinder Equipment Co ltd
Current assignee: Dongguan Grinder Equipment Co ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2021-09-24

Abstract

The invention discloses a grinding device for a sand mill, which belongs to the technical field of sand mills and comprises a grinding cavity, wherein a feeding pipe is arranged on one side of the grinding cavity, a grinding cylinder is arranged in the grinding cavity, and a flow guide mechanism is arranged in the grinding cylinder; the flow guide mechanism comprises a supporting seat, a filter screen is fixedly connected to one side of the supporting seat, a barrel frame is installed on the inner side of the filter screen, a supporting rod is fixedly connected to the inside of the barrel frame, and a flow guide column is installed on one side of the supporting seat; a discharging pipe is fixedly inserted into one side of the barrel frame, a radiating shell is fixedly connected to the outer side of the discharging pipe, and a radiating pipe is fixedly inserted into the outer side of the radiating shell. Can be more high efficiency grind the material, not only guaranteed the efficiency of grinding, also guaranteed the quality of grinding, also make grinder use for a long time more simultaneously.

Description

Grinding device for sand mill

Technical Field

The invention relates to the technical field of grinding machines, in particular to a grinding device for a sand mill.

Background

The sand mill is a high-efficiency wet-process ultramicro grinding dispersion machine widely used in non-metal mineral industries of coating, dye, paint, printing ink, medicine, magnetic powder, ferrite, photosensitive film, pesticide, paper making and cosmetic, and is characterized by that it utilizes a material pump to transfer the solid-liquid phase mixed material undergone the process of predispersion and moistening treatment by stirrer into the cylinder body, and the material and grinding medium in the cylinder body are stirred together by means of high-speed rotating disperser, so that the solid particles and grinding medium in the material can produce stronger collision, friction and shearing action mutually, and can attain the goal of accelerating grinding particles and dispersing aggregate.

Along with the continuous development of the technical level, the technology of the grinding machine is mature continuously, the traditional grinding machine is difficult to achieve efficient treatment for grinding materials, and the ground materials often fail to reach the standard, so that the grinding device for the sand mill is particularly provided.

Disclosure of Invention

The invention aims to provide a grinding device for a sand mill, which can grind materials more quickly and efficiently, not only ensures the grinding efficiency, but also ensures the grinding quality, and simultaneously ensures that the grinding device can be used for a longer time.

In order to achieve the purpose, the invention provides the following technical scheme: a grinding device for a sand mill comprises a grinding cavity, wherein a feeding pipe is installed on one side of the grinding cavity, a grinding cylinder is installed inside the grinding cavity, and a flow guide mechanism is arranged inside the grinding cylinder;

the flow guide mechanism comprises a supporting seat, a filter screen is fixedly connected to one side of the supporting seat, a barrel frame is installed on the inner side of the filter screen, a supporting rod is fixedly connected to the inside of the barrel frame, and a flow guide column is installed on one side of the supporting seat;

a discharging pipe is fixedly inserted into one side of the barrel frame, a radiating shell is fixedly connected to the outer side of the discharging pipe, and a radiating pipe is fixedly inserted into the outer side of the radiating shell.

Preferably, a cooling plate is installed outside the grinding cavity, a shell is arranged outside the cooling plate, a water inlet pipe is fixedly inserted into one side of the shell, and a water outlet pipe is fixedly inserted into the other side of the shell.

Preferably, a feed inlet is formed in the outer side of the grinding cavity, and a feed pipe is fixedly inserted into the feed inlet.

Preferably, the two sides of the grinding cylinder are in threaded connection with fixed disks, the fixed disks are mounted on the inner side of the shell, a grinding groove is formed in the outer side of the grinding cylinder, and grinding beads are arranged in the grinding groove.

Preferably, a transmission shaft is installed on one side of the flow guide column, a belt pulley is fixedly connected to one side of the transmission shaft, and the flow guide column is located on the inner side of the supporting seat.

Preferably, the outer side of the transmission shaft is fixedly connected with a supporting cavity, and a grinding cylinder is arranged on the outer side of the supporting cavity.

Compared with the prior art, the invention has the beneficial effects that:

1. the cooling plate is arranged in the grinding cavity, so that the grinding cylinder can be cooled when working, the grinding cylinder can be ensured to be used for a long time, materials are fed to the surface of the grinding cylinder through the feeding pipe, the materials can be ground through the grinding beads in the grinding groove, and then the flow guide mechanism can be carried out, so that the materials can be ground and guided conveniently, the grinding quality is improved to a certain extent, the grinding efficiency is ensured, and the whole device is simple in structure and high in use efficiency;

2. according to the invention, ground materials can be more accurately and rapidly fed into the discharging pipe through the flow guide mechanism, the materials are greatly convenient to be led out, the ground materials reaching the standard can be screened through the filter screen in the flow guide mechanism, the discharging quality is ensured, the transmission shaft drives the flow guide columns to rotate, the ground materials are rapidly discharged through the discharging pipe, and the waste heat of the materials can be dissipated through the heat dissipation shell and the heat dissipation pipe arranged on the outer side of the discharging pipe.

Drawings

FIG. 1 is a schematic cross-sectional front view of the present invention;

FIG. 2 is a schematic cross-sectional view of a polishing chamber according to the present invention;

FIG. 3 is a schematic cross-sectional view of a flow guide mechanism according to the present invention;

FIG. 4 is an isometric view of the flow guide mechanism of the present invention;

FIG. 5 is a schematic illustration of a cross-sectional configuration of a tapping pipe according to the invention;

FIG. 6 is a perspective view of the grinding cylinder of the present invention.

In the figure: 1. a grinding chamber; 2. a cooling plate; 3. a grinding cylinder; 4. a feed inlet; 5. a discharge pipe; 6. a flow guide mechanism; 601. a flow guide column; 602. filtering with a screen; 603. a supporting seat; 604. a support bar; 605. a barrel frame; 7. a support cavity; 8. a drive shaft; 9. fixing the disc; 10. a grinding groove; 11. a heat dissipation housing; 12. a radiating pipe; 13. a feed pipe; 14. a housing; 15. a water inlet pipe; 16. a water outlet pipe; 17. a belt pulley.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a kind of grinder for sand mill, adopt the eccentric disc to grind the structure, and arrange according to certain order, this system has overcome the disadvantage that the traditional grinder grinds the medium and distributes unevenly, make it can get the biggest energy transfer to grind the medium, grind high efficiency, adopt the double-end face to take the mechanical seal of forced cooling, the sealed effect is good, operate reliably, the separation system adopts the high-flux LDC dynamic grid slit type separator, will not take place the discharge port to block up under the high-flux situation, the area of flow-through reaches, the gap range is 0.05-2.0mm, can use the grinding medium above 0.1 mm;

the grinding device comprises a grinding cavity 1, a feeding pipe 13 is installed on one side of the grinding cavity 1, materials can be gradually dispersed to the surface of a grinding cylinder 3 after entering from the feeding pipe 13, the grinding cylinder 3 is installed inside the grinding cavity 1, fixing discs 9 are in threaded connection with two sides of the grinding cylinder 3, the fixing discs 9 are installed on the inner side of a shell 14, a grinding groove 10 is formed in the outer side of the grinding cylinder 3, grinding beads are arranged inside the grinding groove 10, a flow guide mechanism 6 is arranged inside the grinding cylinder 3, a feeding port 4 is formed in the outer side of the grinding cavity 1, and the feeding pipe 13 is fixedly inserted into the feeding port 4;

the slurry entering the surface of the grinding cylinder 3 enables the slurry in which the solid materials are thinned to be qualified to pass through a filtering gap or a sieve pore smaller than the granularity of the grinding medium and flow out. The barrel part is provided with a cooling or heating device to prevent a large amount of heat from affecting the quality of products caused by mutual friction of materials, grinding media, discs and the like in the barrel or prevent the grinding efficiency from being affected by reduction of fluidity due to condensation of fed slurry, the grinding media can be proper natural sand or artificial glass beads with the particle size of 0.1-2 mm, and when the feeding particle size is smaller than 450 microns, the discharge particle size can reach below 1 micron;

the flow guide mechanism 6 comprises a supporting seat 603, a filter screen 602 is fixedly connected to one side of the supporting seat 603, a barrel frame 605 is mounted on the inner side of the filter screen 602, a supporting rod 604 is fixedly connected to the inside of the barrel frame 605, a flow guide column 601 is mounted on one side of the supporting seat 603, a transmission shaft 8 is mounted on one side of the flow guide column 601, a belt pulley 17 is fixedly connected to one side of the transmission shaft 8, and the flow guide column 601 is located on the inner side of the supporting seat 603;

a discharge pipe 5 is fixedly inserted and connected to one side of the barrel frame 605, a heat dissipation shell 11 is fixedly connected to the outer side of the discharge pipe 5, a heat dissipation pipe 12 is fixedly inserted and connected to the outer side of the heat dissipation shell 11, and the heat dissipation shell 11 is of an internal hollow structure, so that when the discharge pipe 5 discharges materials, the materials pass through the heat dissipation shell 11, air in the heat dissipation shell 11 can be circulated through the heat dissipation pipe 12, heat in the heat dissipation shell 11 can be dissipated, and when the discharge pipe 5 discharges materials, waste heat of the materials can be treated;

grind the externally mounted of chamber 1 and have cooling plate 2, can be when the material grinds, absorb the heat, the outside of cooling plate 2 is equipped with shell 14, one side of shell 14 is fixed to be pegged graft and is had inlet tube 15, the opposite side of shell 14 is fixed to be pegged graft and is had outlet pipe 16, can let in the coolant liquid through inlet tube 15, liquid is cold night when contacting cooling plate 2, can take away the heat that cooling plate 2 received, then these coolant liquids rethread outlet pipe 16 discharge, externally can also be equipped with the refrigerated equipment once more to the coolant liquid, just so can form a water-cooling circulation.

The outer side of the transmission shaft 8 is fixedly connected with a supporting cavity 7, the outer side of the supporting cavity 7 is provided with a grinding cylinder 3, the inner side of the grinding cylinder 3 is provided with an oxidation sleeve such as a ceramic material, so that materials cannot contact the oxidation sleeve, the filter screen 602 is supported by the supporting cavity 7, and the transmission shaft 8 serves as a driving part and rotates along with the belt pulley 17;

the material or grinding medium enters the inside of the casing 14 along the feeding pipe 13, and is located between the cooling plate 2 and the grinding cylinder 3, the cooling is performed by the cooling plate 2, the grinding cylinder 3 is ground, the material is gradually distributed on the surface of the material along the grinding cylinder 3, and enters the inside of the grinding groove 10, after being ground by grinding beads, the material enters the upper part of the filter screen 602, after being filtered by the filter screen 602, the material falls into the inside of the cylinder frame 605, and then the ground material is sent into the discharging pipe 5 by the flow guide column 601 and finally discharged.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A grinding device for a sanding machine, comprising a grinding chamber (1), characterized in that: a feeding pipe (13) is installed on one side of the grinding cavity (1), a grinding cylinder (3) is installed inside the grinding cavity (1), and a flow guide mechanism (6) is arranged inside the grinding cylinder (3);

the flow guide mechanism (6) comprises a supporting seat (603), a filter screen (602) is fixedly connected to one side of the supporting seat (603), a barrel frame (605) is installed on the inner side of the filter screen (602), a supporting rod (604) is fixedly connected to the inside of the barrel frame (605), and a flow guide column (601) is installed on one side of the supporting seat (603);

a discharging pipe (5) is fixedly inserted into one side of the barrel frame (605), a radiating shell (11) is fixedly connected to the outer side of the discharging pipe (5), and a radiating pipe (12) is fixedly inserted into the outer side of the radiating shell (11).

2. A grinding unit for a sanding machine according to claim 1, characterized in that: the grinding device is characterized in that a cooling plate (2) is mounted outside the grinding cavity (1), a shell (14) is arranged outside the cooling plate (2), a water inlet pipe (15) is fixedly inserted into one side of the shell (14), and a water outlet pipe (16) is fixedly inserted into the other side of the shell (14).

3. A grinding unit for a sanding machine according to claim 1, characterized in that: the grinding chamber is characterized in that a feeding hole (4) is formed in the outer side of the grinding chamber (1), and a feeding pipe (13) is fixedly inserted into the feeding hole (4).

4. A grinding unit for a sanding machine according to claim 1, characterized in that: the grinding device is characterized in that fixed disks (9) are connected to two sides of the grinding cylinder (3) in a threaded mode, the fixed disks (9) are installed on the inner side of the shell (14), a grinding groove (10) is formed in the outer side of the grinding cylinder (3), and grinding beads are arranged inside the grinding groove (10).

5. A grinding unit for a sanding machine according to claim 1, characterized in that: a transmission shaft (8) is installed on one side of the flow guide column (601), a belt pulley (17) is fixedly connected to one side of the transmission shaft (8), and the flow guide column (601) is located on the inner side of the supporting seat (603).

6. A grinding unit for a sanding machine according to claim 5, characterized in that: the outside fixedly connected with of transmission shaft (8) supports chamber (7), the outside that supports chamber (7) is equipped with grinding vessel (3).