CN216936173U

CN216936173U - Cement grinding device for cement production

Info

Publication number: CN216936173U
Application number: CN202123034754.3U
Authority: CN
Inventors: 李阳; 王娇阳; 徐卓; 丁世利; 刘新科; 马威
Original assignee: Hunan Taojiang Nanfang Cement Co ltd
Current assignee: Hunan Taojiang Nanfang Cement Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-07-12
Anticipated expiration: 2031-12-03

Abstract

The utility model discloses a cement grinding device for cement production, which relates to the field of cement and comprises a grinding cylinder, wherein a first fixing column is fixed inside the grinding cylinder, a first conical cavity is formed in the upper part of the first fixing column, a second conical cavity is formed in the bottom of the first fixing column, a feeding channel is arranged between the upper end of the second conical cavity and the lower end of the first conical cavity, a first conical grinding block is nested inside the second conical cavity, a second fixing column is fixed inside the grinding cylinder, a third conical cavity is formed in the upper part of the second fixing column, and a second conical grinding block is nested inside the third conical cavity. According to the utility model, the cement raw material is milled by the first conical milling block, milled by the second conical milling block and milled for two times, so that the grinding effect of the cement raw material is effectively improved, and the quality of a finished product after the cement raw material is ground is improved.

Description

Cement grinding device for cement production

Technical Field

The utility model relates to the field of cement, in particular to a cement grinding device for cement production.

Background

The cement is a powdery hydraulic inorganic cementing material, is added with water and stirred to form slurry, can be hardened in air or water, and can firmly cement materials such as sand, stone and the like together. The mixture of early lime and pozzolan is very similar to modern lime-pozzolan cement, and concrete made by cementing broken stones with it not only has higher strength after hardening, but also can resist erosion of fresh water or salt-containing water. As an important cementing material, the high-performance cement is widely applied to engineering such as civil construction, water conservancy, national defense and the like for a long time.

At present, most of the existing grinding devices grind at one time, the production efficiency of the grinding is low, the sizes of the finally formed powder are uneven, the grinding is not thorough, and the use effect of the final cement is seriously influenced.

Therefore, it is necessary to provide a cement grinding apparatus for cement production to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cement grinding device for cement production, which is provided with a first fixing column and a second fixing column, wherein a first conical grinding block and a first grinding funnel are arranged on the first fixing column, a second conical grinding block and a second grinding funnel are arranged on the second fixing column, cement raw materials are firstly ground by the first conical grinding block and then ground by the second conical grinding block, and grinding is carried out twice, so that the grinding effect of the cement raw materials is effectively improved, and the defects in the technology are overcome.

In order to achieve the above purpose, the utility model provides the following technical scheme: a cement grinding device for cement production comprises a grinding cylinder, wherein a first fixing column is fixed inside the grinding cylinder, a first conical cavity is formed in the upper portion of the first fixing column, the diameter of the first conical cavity is sequentially reduced from top to bottom, a second conical cavity is formed in the bottom of the first fixing column, the diameter of the second conical cavity is sequentially increased from top to bottom, a feeding channel is arranged between the upper end of the second conical cavity and the lower end of the first conical cavity, a first conical grinding block is nested inside the second conical cavity, a second fixing column is fixed inside the grinding cylinder, the second fixing column is located below the first fixing column, a third conical cavity is formed in the upper portion of the second fixing column, the diameter of the third conical cavity is sequentially reduced from top to bottom, and a second conical grinding block is nested inside the third conical cavity, the upper end of the second conical grinding block is fixed with an arc-shaped block, the upper end of the arc-shaped block is fixed with a connecting rod, the upper end of the connecting rod is fixedly connected with the bottom of the first conical grinding block, a servo motor is installed at the top of the flour grinding cylinder, the output end of the servo motor is connected with a rotating rod, the rotating rod is movably embedded in the flour grinding cylinder, the lower end of the rotating rod penetrates through the top end of the first conical cavity, the top end of the feeding channel and the first conical grinding block, and a feeding hole is formed in the top of the flour grinding cylinder.

Preferably, the packing auger is fixedly sleeved at the lower part of the rotating rod and is nested in the feeding channel.

Preferably, the inner wall of the second conical cavity is fixedly nested with a first grinding funnel, and the distance between the first conical grinding block and the inner wall of the first grinding funnel is gradually reduced from top to bottom.

Preferably, the inner wall of the third conical cavity is fixedly nested with a second grinding funnel, and the distance between the second conical grinding block and the inner wall of the second grinding funnel is gradually reduced from top to bottom.

Preferably, the second conical grinding block and the arc-shaped block are integrally machined and molded.

Preferably, the bottom of the flour milling barrel is conical, and the bottom of the flour milling barrel is provided with a discharging barrel.

Preferably, the fixed cover of the outer wall of a flour mill section of thick bamboo has connect the fixed disk, the outer wall of a flour mill section of thick bamboo has cup jointed the supporting disk, the supporting disk is located the below of fixed disk, install vibrating motor on the fixed disk, equidistant first buffer spring that is fixed with between fixed disk and the supporting disk.

Preferably, second buffer springs are fixed between the inner wall of the supporting disk and the outer wall of the grinding cylinder at equal intervals, supporting rods are fixed at the bottom of the supporting disk at equal intervals, and reinforcing bases are fixed at the bottom of the supporting rods.

In the technical scheme, the utility model has the following technical effects and advantages:

1. the first fixing column and the second fixing column are arranged, the first conical grinding block and the first grinding funnel are arranged on the first fixing column, the second conical grinding block and the second grinding funnel are arranged on the second fixing column, cement raw materials are firstly ground through the first conical grinding block and then ground through the second conical grinding block, grinding is carried out for two times, the grinding effect of the cement raw materials is effectively improved, and the quality of finished products after the cement raw materials are ground is improved;

2. through being provided with fixed disk, vibrating motor, supporting disk, first buffer spring and second buffer spring, can drive a grinding section of thick bamboo vibrations through vibrating motor work, can avoid the powder adhesion after cement raw materials or the shaping at the inner wall of first grinding funnel and second grinding funnel, the ejection of compact of the powder after the finished product of being convenient for avoids causing the waste.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings required in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a cross-sectional view of a first stationary post of the present invention;

FIG. 4 is a cross-sectional view of a second stationary post of the present invention;

fig. 5 is a schematic view of the structure of the support plate of the present invention.

Description of reference numerals:

1. a milling drum; 2. a first fixed column; 3. a first tapered cavity; 4. a second tapered cavity; 5. a feed channel; 6. a first conical abrasive segment; 7. a second fixed column; 8. a third tapered cavity; 9. a second conical grinding block; 10. an arc-shaped block; 11. a connecting rod; 12. a servo motor; 13. a rotating rod; 14. a feed inlet; 15. a packing auger; 16. a discharging barrel; 17. a first grinding funnel; 18. a second grinding funnel; 19. fixing the disc; 20. a support disc; 21. a vibration motor; 22. a first buffer spring; 23. a second buffer spring; 24. a support bar; 25. the base is reinforced.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

The utility model provides a cement grinding device for cement production as shown in fig. 1-4, which comprises a grinding cylinder 1, wherein a first fixed column 2 is fixed inside the grinding cylinder 1, a first conical cavity 3 is formed in the upper part of the first fixed column 2, the diameter of the first conical cavity 3 is sequentially reduced from top to bottom, a second conical cavity 4 is formed in the bottom of the first fixed column 2, the diameter of the second conical cavity 4 is sequentially increased from top to bottom, a feeding channel 5 is arranged between the upper end of the second conical cavity 4 and the lower end of the first conical cavity 3, a first conical grinding block 6 is nested inside the second conical cavity 4 to facilitate grinding of raw materials, a second fixed column 7 is fixed inside the grinding cylinder 1, the second fixed column 7 is positioned below the first fixed column 2, a third conical cavity 8 is formed in the upper part of the second fixed column 7, the diameter from the top down of third toper chamber 8 reduces in proper order, the inside nestification of third toper chamber 8 has second toper to grind piece 9, is convenient for carry out the secondary to the raw materials after grinding and grinds, the upper end of second toper is ground piece 9 and is fixed with arc piece 10, the upper end of arc piece 10 is fixed with connecting rod 11, the upper end of connecting rod 11 and the bottom fixed connection of first toper grinding piece 6, servo motor 12 is installed at the top of flour mill section of thick bamboo 1, servo motor 12's output is connected with bull stick 13, bull stick 13 activity nestification is in flour mill section of thick bamboo 1, the lower extreme of bull stick 13 runs through the top fixed connection of first toper chamber 3 and feed channel 5 and first toper grinding piece 6, feed inlet 14 has been seted up at the top of flour mill section of thick bamboo 1, the feeding of being convenient for.

The packing auger 15 is fixedly sleeved on the lower portion of the rotating rod 13, the packing auger 15 is nested in the feeding channel 5, and the packing auger 15 is driven to rotate through the rotation of the rotating rod 13, so that raw materials enter the second conical cavity 4 through the feeding channel 5.

The inner wall of the second conical cavity 4 is fixedly nested with a first grinding funnel 17, and the distance between the first conical grinding block 6 and the inner wall of the first grinding funnel 17 is gradually reduced from top to bottom, so that the grinding degree can be gradually improved, and the grinding effect is improved; the inner wall of the third conical cavity 8 is fixedly nested with a second grinding funnel 18, and the distance between the inner walls of the second conical grinding block 9 and the second grinding funnel 18 is gradually reduced from top to bottom, so that the grinding degree can be gradually improved, the grinding effect is improved, and the cement raw materials are thoroughly crushed.

Second toper is ground and is integrated machine-shaping between piece 9 and the arc piece 10, has improved the joint strength between second toper grinding piece 9 and the arc piece 10, the machine-shaping of being convenient for.

The bottom of the grinding barrel 1 is set to be conical, so that powder after being ground is concentrated at the bottom of the grinding barrel 1, the bottom of the grinding barrel 1 is provided with the discharging barrel 16, and the discharging of the powder and the discharging are facilitated through the discharging barrel 16.

The implementation mode is specifically as follows: pouring cement raw materials into a flour mill barrel 1 through a feeding hole 14, enabling the raw materials to enter a first conical cavity 3 on a first fixed column 2, enabling a servo motor 12 to work to drive a rotating rod 13 to rotate, enabling the rotating rod 13 to rotate to drive an auger 15 and a first conical grinding block 6 to rotate, enabling the auger 15 to rotate to convey the raw materials, enabling the raw materials to enter a second conical cavity 4 through a feeding channel 5, enabling the raw materials to enter a space between the first conical grinding block 6 and a first grinding funnel 17, enabling the raw materials to be ground into powder through the first conical grinding block 6, enabling the ground powder to enter a third conical cavity 8, enabling the ground powder to enter a space between a second conical grinding block 9 and a second grinding funnel 18, enabling the first conical grinding block 6 to rotate to drive the second conical grinding block 9 to rotate, enabling the second conical grinding block 9 to rotate to further grind the powder, effectively improving the powder degree, and grinding twice, the implementation mode particularly solves the problems that most of grinding devices in the prior art are used for grinding once, the production efficiency of the grinding device is low, the sizes of finally formed powder are uneven, the grinding is not thorough, and the use effect of the final cement is seriously influenced

As shown in fig. 1-2 and 5, the outer wall of the powder grinding cylinder 1 is fixedly sleeved with a fixed disc 19, the outer wall of the powder grinding cylinder 1 is sleeved with a supporting disc 20, the supporting disc 20 is located below the fixed disc 19, the fixed disc 19 is provided with a vibration motor 21, and first buffer springs 22 are fixed between the fixed disc 19 and the supporting disc 20 at equal intervals; the equidistant second buffer spring 23 that is fixed with between the inner wall of supporting disk 20 and the outer wall of a flour mill section of thick bamboo 1, the equidistant bracing piece 24 that is fixed with in bottom of supporting disk 20, the bottom of bracing piece 24 is fixed with strengthens base 25, can cushion the impact that flour mill section of thick bamboo 1 whole vibrations caused supporting disk 20 effectively through first buffer spring 22 and second buffer spring 23 to make supporting disk 20 can support flour mill section of thick bamboo 1 whole effectively.

The implementation mode is specifically as follows: the vibrating motor 21 is arranged on the fixed disc 19, the vibrating motor 21 can drive the whole powder grinding cylinder 1 to vibrate when working, so as to drive the first fixed column 2 and the second fixed column 7 to vibrate, the formed powder can be prevented from being adhered to the inner walls of the first powder grinding funnel 17 and the second powder grinding funnel 18, the formed powder can smoothly fall, and waste is avoided, the supporting disc 20 is arranged below the fixed disc 19, the supporting rods 24 are fixed at the bottom of the supporting disc 20 at equal intervals, the whole powder grinding cylinder 1 can be supported, the first buffer springs 22 are fixed between the supporting disc 20 and the fixed disc 19 at equal intervals, the second buffer springs 23 are fixed between the inner wall of the supporting disc 20 and the outer wall of the powder grinding cylinder 1 at equal intervals, and impact on the supporting disc 20 caused by the whole vibration of the powder grinding cylinder 1 can be effectively buffered through the first buffer springs 22 and the second buffer springs 23, thereby make supporting disk 20 can be effectively to the whole support of flour mill section of thick bamboo 1, improved the supporting effect, the powder adhesion after the shaping that exists among the prior art has specifically been solved to this embodiment is at grinding funnel's inner wall, is difficult for dropping, causes extravagant problem.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.

Claims

1. The utility model provides a cement grinding device for cement manufacture, includes a grinding section of thick bamboo (1), its characterized in that: a first fixing column (2) is fixed inside the powder grinding cylinder (1), a first conical cavity (3) is formed in the upper portion of the first fixing column (2), the diameter of the first conical cavity (3) is sequentially reduced from top to bottom, a second conical cavity (4) is formed in the bottom of the first fixing column (2), the diameter of the second conical cavity (4) is sequentially increased from top to bottom, a feeding channel (5) is arranged between the upper end of the second conical cavity (4) and the lower end of the first conical cavity (3), a first conical grinding block (6) is nested inside the second conical cavity (4), a second fixing column (7) is fixed inside the powder grinding cylinder (1), the second fixing column (7) is located below the first fixing column (2), a third conical cavity (8) is formed in the upper portion of the second fixing column (7), the diameter of the third conical cavity (8) is reduced from top to bottom in sequence, a second conical grinding block (9) is nested in the third conical cavity (8), an arc-shaped block (10) is fixed at the upper end of the second conical grinding block (9), a connecting rod (11) is fixed at the upper end of the arc-shaped block (10), the upper end of the connecting rod (11) is fixedly connected with the bottom of the first conical grinding block (6), the top of the powder grinding cylinder (1) is provided with a servo motor (12), the output end of the servo motor (12) is connected with a rotating rod (13), the movable rotary rod (13) is movably nested in the flour milling cylinder (1), the lower end of the rotary rod (13) penetrates through the first conical cavity (3), the feeding channel (5) and the top end of the first conical grinding block (6) to be fixedly connected, and the top of the flour milling cylinder (1) is provided with a feeding hole (14).

2. The cement grinding device for cement production according to claim 1, characterized in that: the packing auger (15) is fixedly sleeved on the lower portion of the rotating rod (13), and the packing auger (15) is nested in the feeding channel (5).

3. The cement grinding device for cement production according to claim 1, characterized in that: the inner wall of the second conical cavity (4) is fixedly nested with a first grinding funnel (17), and the distance between the first conical grinding block (6) and the inner wall of the first grinding funnel (17) is gradually reduced from top to bottom.

4. The cement grinding device for cement production according to claim 1, characterized in that: and a second grinding funnel (18) is fixedly nested on the inner wall of the third conical cavity (8), and the distance between the second conical grinding block (9) and the inner wall of the second grinding funnel (18) is gradually reduced from top to bottom.

5. The cement grinding device for cement production according to claim 1, characterized in that: and the second conical grinding block (9) and the arc-shaped block (10) are integrally machined and molded.

6. The cement grinding device for cement production according to claim 1, characterized in that: the bottom of the powder grinding cylinder (1) is conical, and the bottom of the powder grinding cylinder (1) is provided with a discharge cylinder (16).

7. The cement grinding device for cement production according to claim 1, characterized in that: the outer wall of a flour mill section of thick bamboo (1) is fixed to be cup jointed fixed disk (19), the outer wall of a flour mill section of thick bamboo (1) is cup jointed supporting disk (20), supporting disk (20) are located the below of fixed disk (19), install vibrating motor (21) on fixed disk (19), equidistant first buffer spring (22) of being fixed with between fixed disk (19) and supporting disk (20).

8. The cement grinding device for cement production according to claim 7, characterized in that: the powder grinding machine is characterized in that second buffer springs (23) are fixed between the inner wall of the supporting disk (20) and the outer wall of the powder grinding cylinder (1) at equal intervals, supporting rods (24) are fixed at the bottom of the supporting disk (20) at equal intervals, and reinforcing bases (25) are fixed at the bottom of the supporting rods (24).