CN219816442U

CN219816442U - Milling equipment for cement production

Info

Publication number: CN219816442U
Application number: CN202320782411.5U
Authority: CN
Inventors: 张民强; 窦社宾; 王少卫
Original assignee: Haicheng No1 Cement Co ltd
Current assignee: Haicheng No1 Cement Co ltd
Priority date: 2023-04-11
Filing date: 2023-04-11
Publication date: 2023-10-13
Anticipated expiration: 2033-04-11

Abstract

The utility model discloses grinding equipment for cement production, which relates to the technical field of cement production and solves the technical problems that the grinding mode of the traditional grinding equipment adopts a single grinding roller mode to grind once, so that the powder ground by raw materials is not fine enough, and the grinding yield of cement raw materials is reduced.

Description

Milling equipment for cement production

Technical Field

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

Background

Cement is a powdery hydraulic inorganic cementing material. The cement is added with water and stirred to form slurry, can be hardened in air or better hardened in water, can firmly bond sand, stone and other materials together, and the mixture of early lime and volcanic ash is very similar to the modern lime-volcanic ash cement, and the concrete made of cemented broken stone has higher strength after hardening, can resist the erosion of fresh water or saline water, is widely used as an important cementing material in civil construction, water conservancy, national defense and other engineering for a long time;

the cement needs to be crushed during production, in order to obtain finer powder, the cement principle needs to be subjected to grinding processing, for example, in the utility model patent named as a raw material grinding device for a cement grinding station and with publication number CN213254645U, a grinding device comprising a box body and an upper cover is designed, a grinding roller is arranged on the inner wall of the box body, a first supporting block is fixedly welded on the inner wall of the box body, a first screen is fixedly arranged on the upper end of the first supporting block, two groups of guide plates are symmetrically welded on the inner wall of the box body, the guide plates are positioned under the first screen, the grinding roller is positioned under the two groups of guide plates, two groups of second supporting blocks are fixedly welded on the inner wall of the box body, the two groups of second supporting blocks are obliquely arranged, and grinding equipment for the second screen is fixedly arranged at the upper end of the two groups of the second supporting blocks.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the grinding equipment for cement production, which solves the technical problems that the grinding mode of the existing grinding equipment adopts a single grinding roller mode to grind once, so that the powder ground by the raw materials is not fine enough, and the grinding yield of cement raw materials is reduced.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a milling equipment for cement manufacture, includes the box, box upper wall fixed mounting has feed channel, both sides wall respectively fixed mounting has the lug in the box, arc structure is personally submitted to the lug lateral wall, feed channel fixed mounting is between the lug upper end, fixed mounting has the lapping plate between the lug lower extreme, the lapping plate is arc structure, the centre of a circle of lapping plate is the same with the centre of a circle that arc structure is personally submitted to the lug lateral wall, the through-hole has been seted up on the lapping plate, box back wall fixed mounting has first motor, fixed mounting has the pivot on the first motor driving end, the pivot runs through in box back wall, fixed mounting has the connecting plate in the pivot, rotate on the connecting plate and install the compression roller, just be located lug below fixed mounting in the box, box outer lower wall fixed mounting has the carrier box, fixed mounting has the cylinder in the carrier box, fixed mounting has the second motor on the cylinder telescopic end, fixed mounting has the back shaft on the second motor driving end, set up the through-hole on the back shaft, the box runs through in the box lower wall, a pair of movable grinding disc is located between the outlet and the outlet, a pair of the outlet.

Preferably, the grinding port is formed in the lower wall surface of the fixed grinding disc, the grinding port is of a funnel-shaped structure, the inner diameter of the grinding port is gradually increased from top to bottom, the feeding port is formed in the upper wall surface of the fixed grinding disc, the feeding port is gradually reduced from top to bottom, the grinding port is communicated with the feeding port, the movable grinding disc is located in the grinding port, the section of the movable grinding disc is of an isosceles trapezoid structure, and the distance from the outer wall surface of the movable grinding disc to the inner wall surface of the grinding port is gradually reduced from top to bottom.

Preferably, the discharging assembly comprises a discharging box, the discharging box is fixedly arranged between a pair of discharging holes, a third motor is fixedly arranged on the side wall surface of the discharging box, the driving end of the third motor penetrates through the side wall surface of the discharging box, a screw rod is fixedly arranged at the driving end of the third motor, a screw rotary blade is fixedly arranged on the screw rod, and a discharging hopper is fixedly arranged on the lower wall surface of the discharging box.

Preferably, the discharge hopper is located below a discharge port far away from one end of the third motor.

Preferably, a protection box is fixedly arranged on the outer side wall surface of the discharge box, and the third motor is positioned in the protection box.

Preferably, supporting legs are respectively and fixedly arranged at four corners of the lower wall surface of the box body, and self-locking universal wheels are respectively arranged on the lower wall surfaces of the supporting legs.

Advantageous effects

The utility model provides a grinding device for cement production, which solves the technical problems that the grinding mode of the existing grinding device adopts a single grinding roller mode to grind once, so that the powder ground by raw materials is not fine enough, the grinding yield of cement raw materials is reduced, the utility model carries out primary material grinding by a mode of mutual extrusion of a compression roller and a grinding plate, the ground material is ground twice by a mode of mutual friction of a movable grinding disc and a movable grinding disc, the fine yield of material discharging is improved, and the height of the movable grinding disc is driven by a cylinder to adjust, the distance between the movable grinding disc and a fixed grinding disc is adjusted, so that the fineness of material grinding can be controlled, the diversification of cement material grinding is improved, and the ground powder is uniformly discharged by a discharging component _。

Drawings

Fig. 1 is a schematic structural view of a pulverizing apparatus for cement production according to the present utility model.

Fig. 2 is a schematic diagram of the structure of the movable millstone and the fixed millstone of the grinding device for cement production.

In the figure: 1. a case; 2. a feed channel; 3. a bump; 4. a grinding plate; 5. a through hole; 6. a rotating shaft; 7. a connecting plate; 8. a press roller; 9. a fixed grinding disc; 10. a carrying case; 11. a cylinder; 12. a second motor; 13. a support shaft; 14. a movable millstone; 15. a discharge port; 16. a grinding port; 17. a feed inlet; 18. a discharging box; 19. a third motor; 20. a screw rod; 21. spiral rotary blades; 22. and (5) discharging the hopper.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, the present utility model provides a technical solution: the grinding equipment for cement production comprises a box body 1, wherein a feeding channel 2 is fixedly arranged on the upper wall surface of the box body 1, a protruding block 3 is fixedly arranged on two side wall surfaces in the box body 1 respectively, the side wall of the protruding block 3 is of an arc structure, the feeding channel 2 is fixedly arranged between the upper ends of the protruding block 3, a grinding plate 4 is fixedly arranged between the lower ends of the protruding block 3, the grinding plate 4 is of an arc structure, the circle center of the grinding plate 4 is the same as the circle center of the arc structure of the side wall of the protruding block 3, a through hole 5 is formed in the grinding plate 4, a first motor is fixedly arranged on the rear wall surface of the box body 1, a rotating shaft 6 is fixedly arranged on the driving end of the first motor, the rotating shaft 6 penetrates through the rear wall surface of the box body 1, a connecting plate 7 is fixedly arranged on the rotating shaft 6, a pressing roller 8 is rotatably arranged on the connecting plate 7, a cylinder 10 is fixedly arranged on the lower wall surface of the box body 1 and is positioned below the protruding block 3, a cylinder 11 is fixedly arranged on the lower wall surface of the box body, the cylinder 11 is fixedly arranged on the lower wall surface of the box body, a first motor 11 is fixedly arranged on the upper end 12 of the cylinder 15, a supporting component is fixedly arranged on the lower end of the cylinder 15, a supporting end of the cylinder 15 is fixedly arranged on the upper end of the lifting box 13, and a supporting end of the lifting plate 13 is fixedly arranged on the upper end of the lifting plate 13, and a supporting end of the lifting plate 15, and a discharge port 15 is fixedly arranged on the upper end 13, and is fixedly arranged on the upper end 13 and matched end, and 13, and is fixedly arranged on the upper end and 13;

the material passes through feed channel 2 and gets into in the box 1, drive connecting plate 7 through pivot 6 and rotate, and then make compression roller 8 extrude crushing grinding to the material on the lapping plate 4, the fine and smooth material of grinding is discharged lapping plate 4 and is got into between fixed mill 9 and the movable mill 14 through-hole 5, adjust the clearance between fixed mill 9 and the movable mill 14 through cylinder 11, and then adjust the ejection of compact fineness of grinding material, drive the movable mill 14 through second motor 12 and rotate, and then make the material obtain further crocus processing, the material after the crocus is through in the leading-in discharging component of discharge gate 15, unified ejection of compact through discharging component.

Further, a grinding port 16 is formed in the lower wall surface of the fixed grinding disc 9, the grinding port 16 is of a funnel-shaped structure, the inner diameter of the grinding port 16 is gradually increased from top to bottom, a feed port 17 is formed in the upper wall surface of the fixed grinding disc 9, the inner diameter of the feed port is gradually reduced from top to bottom, the grinding port 16 is communicated with the feed port 17, the movable grinding disc 14 is positioned in the grinding port 16, the section of the movable grinding disc 14 is of an isosceles trapezoid structure, and the distance from the outer wall surface of the movable grinding disc 14 to the inner wall surface of the grinding port 16 is gradually reduced from top to bottom;

the material is gathered inwards under the action of the feed inlet 17, the material enters a gap between the movable grinding disc 14 and the grinding port 16, and the distance from the outer wall surface of the movable grinding disc 14 to the inner wall surface of the grinding port 16 is gradually reduced from top to bottom, so that the material is gradually finely ground.

Further, the discharging assembly comprises a discharging box 18, the discharging box 18 is fixedly arranged between a pair of discharging holes 15, a third motor 19 is fixedly arranged on the side wall surface of the discharging box 18, the driving end of the third motor 19 penetrates through the side wall surface of the discharging box 18, a screw rod 20 is fixedly arranged at the driving end of the third motor 19, a screw rotary blade 21 is fixedly arranged on the screw rod 20, and a discharging hopper 22 is fixedly arranged on the lower wall surface of the discharging box 18;

the third motor 19 drives the end to rotate, so that the screw rod 20 rotates, and as the screw rod 20 is fixedly provided with the screw rotary blade 21, the screw rotary blade 21 rotates, and the material moves along the path of the screw rotary blade 21 towards the discharge hopper 22.

Further, the discharge hopper 22 is located below the discharge port 15 far away from one end of the third motor 19, so that the materials are uniformly discharged below the discharge port 15 far away from the third motor 19.

Further, a protection box is fixedly installed on the outer side wall surface of the discharging box 18, and the third motor 19 is located in the protection box and plays a role in protecting and bearing the third motor 19.

Further, supporting legs are respectively and fixedly arranged at four corners of the lower wall surface of the box body 1, and self-locking universal wheels are respectively arranged on the lower wall surfaces of the supporting legs so that the box body 1 can move conveniently.

The detailed connection means are known in the art, and the following mainly describes the working principle and process, and the specific work is as follows.

Examples: according to the attached drawing, the material enters the box 1 through the feeding channel 2, the connecting plate 7 is driven to rotate through the rotating shaft 6, then the compression roller 8 extrudes, crushes and grinds the material on the grinding plate 4, the ground fine material is discharged out of the grinding plate 4 through the through hole 5 and enters between the fixed grinding disc 9 and the movable grinding disc 14, the gap between the fixed grinding disc 9 and the movable grinding disc 14 is regulated through the air cylinder 11, then the fine discharging degree of the ground material is regulated, the movable grinding disc 14 is driven to rotate through the second motor 12, further grinding processing is carried out on the material, the ground material is led into the discharging box 18 through the discharging hole 15, the third motor 19 is started, the driving end of the third motor 19 is rotated, then the spiral rod 20 is rotated, and as the spiral rotary blade 21 is fixedly installed on the spiral rod 20, then the spiral rotary blade 21 is rotated, the material moves along the path of the spiral rotary blade 21 to the direction of the discharging hopper 22, and the material is uniformly discharged.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

Claims

1. The utility model provides a milling equipment for cement manufacture, includes box (1), feed channel (2) are fixed mounting to box (1) upper wall, a serial communication port, both sides wall is fixed mounting respectively in box (1) has lug (3), arc structure is personally submitted to lug (3) lateral wall, feed channel (2) fixed mounting is between lug (3) upper end, fixed mounting has grinding plate (4) between lug (3) lower extreme, grinding plate (4) are arc structure, the centre of a circle of grinding plate (4) is the same with the centre of a circle of arc structure is personally submitted to lug (3) lateral wall, through-hole (5) have been seted up on grinding plate (4), the utility model discloses a novel grinding machine, which is characterized in that a first motor is fixedly arranged on the rear wall surface of a box body (1), a rotating shaft (6) is fixedly arranged at the driving end of the first motor, the rotating shaft (6) penetrates through the rear wall surface of the box body (1), a connecting plate (7) is fixedly arranged on the rotating shaft (6), a compression roller (8) is rotatably arranged on the connecting plate (7), a fixed grinding disc (9) is fixedly arranged in the box body (1) and below a convex block (3), a bearing box (10) is fixedly arranged on the outer lower wall surface of the box body (1), a cylinder (11) is fixedly arranged in the bearing box (10), a second motor (12) is fixedly arranged at the telescopic end of the cylinder (11), the utility model discloses a motor, including box (15) and bearing box, second motor (12) drive end is last fixed mounting has back shaft (13), back shaft (13) upper end runs through in box (1) lower wall, fixed mounting moves mill (14) on back shaft (13), move mill (14) and decide mill (9) assorted, a pair of discharge gate (15) have been seted up to box (1) lower wall, bear case (10) are located a pair of between discharge gate (15), a pair of be equipped with ejection of compact subassembly between discharge gate (15) lower extreme.

2. The grinding device for cement production according to claim 1, wherein the lower wall surface of the fixed grinding disc (9) is provided with a grinding port (16), the grinding port (16) is of a funnel-shaped structure, the inner diameter of the grinding port (16) is gradually increased from top to bottom, the upper wall surface of the fixed grinding disc (9) is provided with a feeding port (17), the inner diameter of the feeding port is gradually decreased from top to bottom, the grinding port (16) is communicated with the feeding port (17), the movable grinding disc (14) is positioned in the grinding port (16), the section of the movable grinding disc (14) is of an isosceles trapezoid structure, and the distance between the outer wall surface of the movable grinding disc (14) and the inner wall surface of the grinding port (16) is gradually decreased from top to bottom.

3. The grinding device for cement production according to claim 1, wherein the discharging assembly comprises a discharging box (18), the discharging box (18) is fixedly installed between a pair of discharging holes (15), a third motor (19) is fixedly installed on the side wall surface of the discharging box (18), the driving end of the third motor (19) penetrates through the side wall surface of the discharging box (18), a spiral rod (20) is fixedly installed on the driving end of the third motor (19), a spiral rotary blade (21) is fixedly installed on the spiral rod (20), and a discharging hopper (22) is fixedly installed on the lower wall surface of the discharging box (18).

4. A grinding plant for cement production according to claim 3, characterized in that the hopper (22) is located below the outlet (15) at the end remote from the third motor (19).

5. The grinding device for cement production according to claim 4, wherein a protective box is fixedly arranged on the outer side wall surface of the discharge box (18), and the third motor (19) is positioned in the protective box.

6. The grinding device for cement production according to claim 1, wherein supporting legs are fixedly arranged at four corners of the lower wall surface of the box body (1), and self-locking universal wheels are arranged on the lower wall surface of the supporting legs.