CN220531751U

CN220531751U - Cement grinding grading plant

Info

Publication number: CN220531751U
Application number: CN202321244766.5U
Authority: CN
Inventors: 莫道圣; 谢华; 辜晟鹏; 石全
Original assignee: Sinoma Suzhou Construction Co ltd
Current assignee: Sinoma Suzhou Construction Co ltd
Priority date: 2023-05-22
Filing date: 2023-05-22
Publication date: 2024-02-27
Anticipated expiration: 2033-05-22

Abstract

The utility model discloses a cement grinding grading device, and relates to the technical field of cement grinding; the device comprises a horizontally arranged transmission flat belt, side plates arranged on two sides of the transmission flat belt, a top plate arranged on the top of the side plates, a driving roller and a driven roller respectively arranged at two ends of the side plates, and a screening and grading mechanism and a driving mechanism sleeved on the outer sides of the driving roller and the driven roller; adopt one end slip gomphosis screening otter board as main hierarchical structure, arcuation shell fragment and spring, the external actuating mechanism of setting in the spout, cushion the shock attenuation to whole structure, the life of extension whole device makes whole device control more convenient, and the operation is simpler and easy, and application scope is wider.

Description

Cement grinding grading plant

Technical Field

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

Background

Cement grinding is the last step of cement manufacture and is also the most power-consuming step. The main function of the cement powder is to grind cement clinker (retarder, performance adjusting material and the like) to proper granularity (expressed by fineness, specific surface area and the like), form certain grain composition, increase hydration area, accelerate hydration rate, meet the requirements of cement paste coagulation and hardening, and screen the cement powder after grinding to screen proper grains.

The utility model discloses a discharging and screening device for a cement grinding station, which comprises a box body, wherein one side of an inner cavity of the box body is fixedly provided with a sliding rail, the inner cavity of the sliding rail is connected with a sliding block in a sliding way, one side of the sliding block penetrates through the sliding rail and extends to the outside of the sliding rail to fixedly provide a screen plate, the back surface of the box body is fixedly provided with a first motor, an output shaft of the first motor is fixedly provided with a cam, and the back surfaces of the sliding block and the screen plate are respectively fixedly provided with a rod body; through the setting of first motor and second motor, the output shaft of first motor drives the cam and rotates, and the rotation of cam drives the plate body and is reciprocating motion around, and the removal of plate body drives the body of rod and removes, and the removal of the body of rod drives sieve and slider and removes to sieve the material on sieve surface, the output shaft of second motor drives the auger and rotates, and the rotation of auger passes through the discharging pipe with the material after sieving outside discharge.

Discharge screening devices similar to the above application currently suffer from the following disadvantages:

when the cement after grinding is screened by the existing device, most of the cement is classified by adopting a reciprocating structure, the reciprocating channel is easily piled up by cement powder, the clamping condition is easy to occur, the reciprocating structure is caused to have faults, the screening is incomplete, and the classifying efficiency is low.

Accordingly, in view of the above, research and improvement are made to the existing structure and the defects, and a cement grinding and classifying device is proposed to achieve the purpose of having more practical value.

Disclosure of Invention

The utility model mainly solves the technical problem of providing a cement grinding grading device so as to achieve the aim of higher practical value.

In order to solve the technical problems, the utility model adopts a technical scheme that:

the cement grinding and grading device comprises a horizontally arranged transmission flat belt, side plates arranged on two sides of the transmission flat belt, and a top plate arranged on the top of the side plates, wherein a driving roller and a driven roller are respectively arranged at two ends of the side plates, the transmission flat belt is sleeved on the outer sides of the driving roller and the driven roller, and the cement grinding and grading device further comprises a screening and grading mechanism and a driving mechanism;

the screening classification mechanism comprises a grinding roller and a screening screen plate, wherein the screening screen plate is movably connected to the inner side of the side plate and is obliquely arranged above the conveying flat belt, one end of the high position of the screening screen plate is provided with a movable shaft rod, the movable shaft rod is slidably connected to the side plate, and the grinding roller is rotatably arranged at one end of the low position of the screening screen plate;

and the driving roller and the grinding roller are driven to synchronously rotate by the driving mechanism.

Further, a sliding groove is formed in the inner side of the side plate, and the movable shaft is connected to the sliding groove in a sliding mode.

Further, the chute is arranged along the height direction of the side plate, a spring is arranged in the chute, one end of the spring is connected to the top end of the inner wall of the chute, and the other end of the spring is connected with the movable shaft rod.

Further, a spring plate is arranged along the length direction of the grinding roller, and the section of the spring plate is arc-shaped.

Further, one side of the elastic sheet is fixedly connected with the grinding roller, and the other side of the elastic sheet is a free end.

Further, the elastic pieces are uniformly arranged in a plurality along the circumferential direction of the outer wall of the grinding roller.

Further, the driving mechanism comprises a driving belt pulley, a driven belt pulley, a belt and a driving motor, wherein the driving belt pulley is connected with the driving roller, the driven belt pulley is connected with the grinding roller, the belt is sleeved on the outer sides of the driving belt pulley and the driven belt pulley, and the driving motor is connected with the driving belt pulley.

Further, the driving mechanism is disposed outside the side plate.

The beneficial technical effects of the utility model are as follows:

1. the screening screen plate with one end in sliding fit is adopted as a main hierarchical structure, and is matched with a grinding roller arranged at the other end of the screening screen plate, grinding operation is carried out through the grinding roller, meanwhile, the screening screen plate is pushed to incline by using the shrapnel on the surface layer, so that the inclination angle is increased, and the shrapnels arranged at intervals along the circumferential direction are matched with the gravity of the screening screen plate, so that the intermittent vibration effect can be realized, and the classification treatment of the conveyed cement powder is realized;

2. the arc-shaped elastic sheet and the spring arranged in the chute respectively utilize the radian elasticity and the spring elasticity of the surface layer, so that the whole structure can be buffered and damped on the basis of reducing noise generated during grading operation, and the service life of the whole device is prolonged;

3. the external driving mechanism is adopted, the driving belt pulley and the belt transmission structure of the foundation are utilized, the transmission of the whole device is classified into one position, the synchronous rotation of the grinding roller and the driving roller is realized, the synchronous starting or stopping of the two operations of transmission and grinding can be realized, the whole device is controlled more conveniently, the operation is simpler, and the application range is wider.

Drawings

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

FIG. 2 is a schematic view of the internal cross-sectional structure of the present utility model;

FIG. 3 is a schematic view of a partial enlarged construction of a screening classification mechanism according to the present utility model;

FIG. 4 is a schematic diagram of the location and distribution structure of the spring plate according to the present utility model;

the parts in the drawings are marked as follows:

1. a side plate; 2. a top plate; 3. a transport flat belt; 4. a driving roller; 501. a driving pulley; 502. a driving motor; 503. a belt; 504. a driven pulley; 6. a grinding roller; 601. a spring plate; 701. screening the screen plate; 702. a movable shaft lever; 703. a chute; 704. and (3) a spring.

Detailed Description

In order that the manner in which the above recited features of the present utility model are attained and can be understood in detail, a more particular description of the utility model, briefly summarized below, may be had by reference to the appended drawings and examples, which are illustrated in their embodiments, but are not intended to limit the scope of the utility model.

The concrete embodiment discloses a cement grinding grading device in detail, as shown in fig. 1 to 4, the cement grinding grading device comprises a horizontally arranged transmission flat belt 3, side plates 1 arranged on two sides of the transmission flat belt, and a top plate 2 arranged on the top of the side plates, wherein two ends of the side plates are respectively provided with a driving roller 4 and a driven roller, the transmission flat belt is sleeved on the outer sides of the driving roller and the driven roller, and the cement grinding grading device further comprises a screening grading mechanism and a driving mechanism;

the screening and classifying mechanism comprises a grinding roller 6 and a screening screen 701, wherein the screening screen is movably connected to the inner side of the side plate and is obliquely arranged above the conveying flat belt, one end of the high position of the screening screen is provided with a movable shaft lever 702, the movable shaft lever is slidably connected to the side plate, and the grinding roller is rotatably arranged at one end of the low position of the screening screen;

Preferably, a sliding groove 703 is formed on the inner side of the side plate, and the movable shaft rod is slidably connected to the sliding groove.

Preferably, the sliding groove is arranged along the height direction of the side plate, a spring 704 is arranged in the sliding groove, one end of the spring is connected to the top end of the inner wall of the sliding groove, and the other end of the spring is connected with the movable shaft.

Adopt one end slip gomphosis screening otter board as main hierarchical structure to the grinding roller of screening otter board other end is arranged in the cooperation, carries out the grinding operation through the grinding roller, and utilizes the shell fragment on top layer to promote screening otter board and take place the slope simultaneously, causes inclination to grow, and the shell fragment cooperation screening otter board self gravity that circumference interval set up can realize intermittent vibration effect, causes the cement powder that is conveyed to realize hierarchical processing.

Preferably, a spring plate 601 is disposed along the length direction of the grinding roller, and the section of the spring plate is arc-shaped.

Preferably, one side of the elastic sheet is fixedly connected with the grinding roller, and the other side of the elastic sheet is a free end.

Preferably, the elastic pieces are uniformly arranged in a plurality along the circumferential direction of the outer wall of the grinding roller.

The arc-shaped elastic sheet and the spring arranged in the chute respectively utilize the radian elasticity and the spring elasticity of the surface layer, and can buffer and damp the whole structure and prolong the service life of the whole device on the basis of reducing noise generated during grading operation.

Preferably, the driving mechanism includes a driving pulley 501, a driven pulley 504, a belt 503 and a driving motor 502, the driving pulley is connected with the driving roller, the driven pulley is connected with the grinding roller, the belt is sleeved on the outer sides of the driving pulley and the driven pulley, and the driving motor is connected with the driving pulley.

Preferably, the driving mechanism is arranged on the outer side of the side plate, an external driving mechanism is adopted, and the transmission of the whole device is classified into one part by utilizing a basic driving belt pulley and a basic belt transmission structure, so that synchronous rotation of the grinding roller and the driving roller is realized, and two operations of transmission and grinding can be synchronously started or stopped, so that the whole device is more convenient to control, simpler and easier to operate and wider in application range.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "front", "rear", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, or detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and it should be noted that it is possible for those skilled in the art to make several improvements and modifications without departing from the technical principle of the present utility model, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims

1. The utility model provides a cement grinding grading plant which characterized in that: the device comprises a horizontally arranged transmission flat belt (3), side plates (1) arranged on two sides of the transmission flat belt, a top plate (2) arranged on the top of the side plates, a driving roller (4) and a driven roller respectively arranged on two ends of the side plates, and a screening grading mechanism and a driving mechanism sleeved on the outer sides of the driving roller and the driven roller;

the screening classification mechanism comprises a grinding roller (6) and a screening screen plate (701), wherein the screening screen plate is movably connected to the inner side of the side plate and is obliquely arranged above the conveying flat belt, one end of the high position of the screening screen plate is provided with a movable shaft lever (702), the movable shaft lever is slidably connected to the side plate, and the grinding roller is rotatably arranged at one end of the low position of the screening screen plate;

2. A cement grinding classification apparatus as defined in claim 1, wherein: the inner side of the side plate is provided with a sliding groove (703), and the movable shaft rod is connected with the sliding groove in a sliding way.

3. A cement grinding classification apparatus as claimed in claim 2, wherein: the sliding groove is arranged along the height direction of the side plate, a spring (704) is arranged in the sliding groove, one end of the spring is connected to the top end of the inner wall of the sliding groove, and the other end of the spring is connected with the movable shaft.

4. A cement grinding classification apparatus as defined in claim 1, wherein: an elastic sheet (601) is arranged along the length direction of the grinding roller, and the section of the elastic sheet is arc-shaped.

5. A cement grinding classification apparatus as defined in claim 4, wherein: one side of the elastic sheet is fixedly connected with the grinding roller, and the other side of the elastic sheet is a free end.

6. A cement grinding classification apparatus as defined in claim 4, wherein: the shell fragment is followed the outer wall circumference of grinding roller evenly is provided with a plurality of.

7. A cement grinding classification apparatus as defined in claim 1, wherein: the driving mechanism comprises a driving belt pulley (501), a driven belt pulley (504), a belt (503) and a driving motor (502), wherein the driving belt pulley is connected with the driving roller, the driven belt pulley is connected with the grinding roller, the belt is sleeved on the outer sides of the driving belt pulley and the driven belt pulley, and the driving motor is connected with the driving belt pulley.

8. A cement grinding classification apparatus as claimed in claim 2, wherein: the driving mechanism is arranged on the outer side of the side plate.