Graded cement clinker grinding device for cement production

Abstract

The utility model relates to the technical field of cement grinding and processing, and discloses a graded cement clinker grinding device for cement production, which comprises a crushing bin, the right end of the crushing bin is fixedly connected with a one-way motor, and the driving end of the one-way motor is fixedly connected with a first crushing wheel. The left end of the first crushing wheel is connected with a second crushing wheel through a straight gear set, the bottom end of the crushing bin is fixedly connected with a discharging plate, the bottom end of the discharging plate is fixedly connected with a first grinding bin, the bottom end of the first grinding bin is fixedly connected with a second grinding bin, and the outer wall of the front end of the second grinding bin is fixedly connected with a controller. According to the cement grinding device, the cement grinding effect is improved, more uniform particle size distribution and finer particles of cement are ensured, so that the physical performance and the chemical performance of the cement are improved, the moisture content in cement grinding materials can be reduced through drying, the viscosity of the cement materials during grinding is reduced, and the grinding quality is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cement grinding and processing, in particular to a cement clinker grinding device for graded cement production. Background Art

[0002] With the development of society, the requirements for urban infrastructure are constantly increasing. Cement plays a key role in road construction. After being processed by a cement mixer, it forms a slurry that can quickly harden and bond the materials together, thereby improving the speed and quality of road construction and supporting rapid urban development.

[0003] After searching, a graded cement clinker grinding device for cement production with announcement number CN217910594U relates to the field of cement production. The graded cement clinker grinding device for cement production comprises a processing box, two crushing rollers are arranged at the top of the inner cavity of the processing box, a plurality of crushing rollers are arranged at the bottom of the two crushing rollers, a plurality of grinding rollers are arranged in the inner cavity of the processing box, and mounting rods are fixedly connected at both ends of the crushing rollers, crushing rollers and grinding rollers. The graded cement clinker grinding device for cement production grinds the processed, crushed and pulverized cement raw materials into required particles, performs multi-stage processing on the cement raw materials through a plurality of crushing rollers, a plurality of crushing rollers and a plurality of grinding rollers, and divides the cement raw materials into three parts for processing, thereby ensuring the grinding efficiency of the cement raw materials inside the processing box, reducing the workload of the grinding rollers, and ensuring the service life of the grinding rollers.

[0004] Based on the above patent, cement raw materials are processed in multiple stages by multiple crushing rollers, multiple pulverizing rollers and multiple grinding rollers, and the cement raw materials are divided into three parts for processing, so as to ensure the grinding efficiency of cement raw materials inside the processing box, reduce the workload of grinding rollers, and ensure the service life of grinding rollers. After the cement raw materials inside the collecting box accumulate to a certain amount, the moving plate at the bottom of the collecting box pushes the spring to contract, so that the collecting box moves to the side of the empty slot, and the collecting box can be pulled out of the processing box, so as to ensure that the cement raw materials collected in the collecting box move quickly, and ensure that the cement raw materials inside the processing box are processed quickly and efficiently. However, when multiple grinding rollers are grinding cement blocks at the same time, the conveyor belts used will slip when encountering raw materials with higher hardness, causing the grinding rollers to be unable to be used normally, making the effect of cement grinding of the device worse, making it inconvenient for the device to finely grind the required cement, thereby reducing production efficiency and increasing production costs.

[0005] Therefore, in view of the problems that the existing devices have poor grinding effect on cement and are inconvenient to dry the moisture contained in cement during grinding, a graded cement clinker grinding device for cement production is needed to solve the above problems. Utility Model Content

[0006] In order to solve the problems in the prior art of poor cement grinding effect and inconvenience in drying the moisture contained in the cement during grinding, the present application provides a graded cement clinker grinding device for cement production.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] A cement clinker grinding device for graded cement production comprises a crushing bin, the right end of the crushing bin is fixedly connected to a unidirectional motor, the driving end of the unidirectional motor is fixedly connected to a first crushing wheel, the left end of the first crushing wheel is connected to a second crushing wheel through a spur gear set, the bottom end of the crushing bin is fixedly connected to a feeding plate, the bottom end of the feeding plate is fixedly connected to the first grinding bin, the bottom end of the first grinding bin is fixedly connected to the second grinding bin, the front end outer wall of the second grinding bin is fixedly connected to a controller, the front end outer wall of the first grinding bin is connected to a bellows through a drying assembly, the right end of the first grinding bin is connected to a bidirectional motor through a grinding assembly, the grinding assembly comprises a filter plate fixedly connected to the bottom ends of the inner walls of the first grinding bin and the second grinding bin, the driving shafts at the upper and lower ends of the bidirectional motor are respectively connected to a transmission rod and a connecting frame through a bevel gear set, and a plurality of grinding blades are fixedly connected to the upper and lower sides of the outer wall of the transmission rod and the front and rear sides of the inner wall of the connecting frame.

[0009] As a further improvement of the utility model, the drying component includes a dustproof net fixedly connected to the front end of the bellows, a circulating fan is installed on the inner wall of the bellows, connecting pipes are fixedly connected and penetrated at both upper and lower ends of the bellows, and heating wires are installed on the inner walls of the connecting pipes.

[0010] As a further improvement of the utility model, the spur gear set includes a second gear fixedly connected to the left end of the first crushing wheel and a first gear fixedly connected to the left end of the second crushing wheel, and the second gear and the first gear are meshingly connected.

[0011] As a further improvement of the present invention, the bevel gear set includes a second bevel gear fixedly connected to the outer wall of the right end of the connecting frame and the right end of the outer wall of the transmission rod, and a first bevel gear fixedly connected to both the upper and lower ends of the bidirectional motor, and the first bevel gear and the second bevel gear are in meshing connection.

[0012] As a further improvement of the present invention, the outer wall at the right end of the connecting frame is rotatably connected to the right ends of the inner walls of the first grinding chamber and the second grinding chamber respectively.

[0013] As a further improvement of the present invention, the outer walls of the transmission rods are rotatably connected to the inner walls of the connecting frame.

[0014] As a further improvement of the utility model, the other end of the connecting pipe is fixedly connected to the blanking plate and the front end of the second grinding bin respectively.

[0015] In summary, compared with the prior art, the present application includes at least one of the following beneficial technical effects:

[0016] 1. In the utility model, by using a bidirectional motor, a filter plate, a first bevel gear, a second bevel gear, a transmission rod, a connecting frame and a grinding blade in combination, the cement grinding effect is improved, ensuring that the particle size distribution of the cement is more uniform and the particles are finer, thereby improving the physical and chemical properties of the cement, improving the quality and stability of the product, improving the processing efficiency of the cement, and reducing the processing cost.

[0017] 2. In the utility model, the cement is dried by using a bellows, a dustproof net, a circulating fan, a connecting pipe and a heating wire in combination. Drying can reduce the moisture content in the cement grinding material, reduce the viscosity of the cement material during grinding, improve the quality during grinding, and prevent the moisture in the cement from corroding the device, thereby increasing the service life of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is an axonometric diagram of a graded cement clinker grinding device for cement production proposed by the utility model;

[0019] Figure 2 A half-section diagram of a crushing bin of a graded cement clinker grinding device for cement production proposed by the utility model;

[0020] Figure 3 A half-section view of the first grinding chamber of a graded cement clinker grinding device for cement production proposed by the utility model;

[0021] Figure 4 A half-section diagram of a connecting frame of a graded cement clinker grinding device for cement production proposed by the utility model;

[0022] Figure 5 This is a half-section diagram of the bellows of a graded cement clinker grinding device for cement production proposed by the utility model.

[0023] Legend:

[0024] 1. Crushing chamber; 2. One-way motor; 3. First crushing wheel; 4. Second crushing wheel; 5. Feeding plate; 6. First grinding chamber; 7. Second grinding chamber; 8. Controller; 9. Bellows; 10. Bidirectional motor; 11. Filter plate; 12. First bevel gear; 13. Second bevel gear; 14. Transmission rod; 15. Connecting frame; 16. Grinding blade; 17. Dustproof net; 18. Circulation fan; 19. Connecting pipe; 20. Heating wire; 21. First gear; 22. Second gear. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings here can be arranged and designed in various different configurations.

[0026] Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the present application for which protection is sought, but merely represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present application.

[0027] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0028] In the description of this application, it should be noted that if the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the product of the application is usually placed when in use. It is only for the convenience of describing this application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on this application. In addition, if the terms "first", "second", etc. appear in the description of this application, they are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0029] In addition, if the terms "horizontal" or "vertical" appear in the description of this application, it does not mean that the components are required to be absolutely horizontal or suspended, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0030] In the description of this application, it should also be noted that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0031] Embodiment 1: A cement clinker grinding device for graded cement production comprises a crushing bin 1, a one-way motor 2 is fixedly connected to the right end of the crushing bin 1, a first crushing wheel 3 is fixedly connected to the driving end of the one-way motor 2, a second crushing wheel 4 is connected to the left end of the first crushing wheel 3 through a spur gear set, a feeding plate 5 is fixedly connected to the bottom end of the crushing bin 1, a first grinding bin 6 is fixedly connected to the bottom end of the feeding plate 5, a second grinding bin 7 is fixedly connected to the bottom end of the first grinding bin 6, a controller 8 is fixedly connected to the front end outer wall of the second grinding bin 7, a bellows 9 is connected to the front end outer wall of the first grinding bin 6 through a drying assembly, and the first grinding bin 6 is fixedly connected to the second grinding bin 7 through a drying assembly. The right end of the grinding bin 6 is connected to a bidirectional motor 10 through a grinding assembly, the left end of the first crushing wheel 3 is fixedly connected to a second gear 22, and the left end of the second crushing wheel 4 is fixedly connected to a first gear 21, and the second gear 22 and the first gear 21 are meshingly connected. After the raw material is put into the crushing bin 1, the unidirectional motor 2 is started to allow the first crushing wheel 3 to cooperate with the second gear 22 and the first gear 21, so that the second crushing wheel 4 rotates relatively, so that the first crushing wheel 3 and the second crushing wheel 4 perform preliminary crushing on the raw material, and the crushed raw material will fall from the unloading plate 5 into the first grinding bin 6.

[0032] Embodiment 2: The bottom ends of the inner walls of the first grinding bin 6 and the second grinding bin 7 are fixedly connected with filter plates 11, and the driving shafts at the upper and lower ends of the bidirectional motor 10 are respectively connected with a transmission rod 14 and a connecting frame 15 through a bevel gear set. The upper and lower sides of the outer wall of the transmission rod 14 and the front and rear sides of the inner wall of the connecting frame 15 are fixedly connected with a plurality of grinding blades 16. The controller 8 controls the bidirectional motor 10 to start, so that the bidirectional motor 10 drives the first bevel gear 12 so that the second bevel gear 13 drives the connecting frame 15 and the transmission rod 14 to rotate synchronously in both directions, so that the grinding blades 16 between the two can further cut and grind the raw materials, and the raw materials that have been preliminarily cut fall into the second grinding bin 7 through the filter plate 11 for further grinding, so that the device can perform graded grinding, thereby improving the effect of cement grinding, ensuring that the particle size distribution of cement is more uniform and the particles are finer, thereby improving the physical and chemical properties of cement, improving the quality and stability of the product, improving the processing efficiency of cement, and reducing the processing cost.

[0033] Embodiment 3: A dust-proof net 17 is fixedly connected to the front end of the bellows 9, a circulating fan 18 is installed on the inner wall of the bellows 9, and connecting pipes 19 are fixedly connected and penetrated at both the upper and lower ends of the bellows 9, and heating wires 20 are installed on the inner wall of the connecting pipes 19. The controller 8 starts the circulating fan 18 to input air filtered by the dust-proof net 17, which is then transmitted to the connecting pipe 19 and heated with the heating wire 20 to form hot air, which is then infused into the unloading plate 5 and the second grinding bin 7 to dry the cement as it falls. Drying can reduce the moisture content in the cement grinding material, reduce the viscosity of the cement material during grinding, improve the quality of grinding, and prevent the moisture in the cement from corroding the device, thereby increasing the service life of the device.

[0034] like Figure 3-Figure 5 As shown, the right end outer wall of the connecting frame 15 and the right end of the outer wall of the transmission rod 14 are fixedly connected with the second bevel gear 13, and the upper and lower ends of the bidirectional motor 10 are fixedly connected with the first bevel gear 12, and the first bevel gear 12 and the second bevel gear 13 are in meshing connection. The first bevel gear 12 enables the second bevel gear 13 to drive the connecting frame 15 and the transmission rod 14 to rotate synchronously in both directions. The right end outer wall of the connecting frame 15 is rotationally connected to the right ends of the inner walls of the first grinding bin 6 and the second grinding bin 7 respectively, and the outer walls of the transmission rod 14 are rotationally connected to the inner wall of the connecting frame 15. The other ends of the connecting pipe 19 are fixedly connected to the front ends of the blanking plate 5 and the second grinding bin 7 respectively, so that the connecting pipe 19 can infuse hot air into the blanking plate 5 and the second grinding bin 7 to dry the cement.

[0035] Working principle: After the raw material is put into the crushing bin 1, the unidirectional motor 2 is started to make the first crushing wheel 3 rotate relatively with the cooperation of the second gear 22 and the first gear 21, so that the first crushing wheel 3 and the second crushing wheel 4 can preliminarily crush the raw material, and the crushed raw material will fall from the unloading plate 5 into the first grinding bin 6. The controller 8 controls the bidirectional motor 10 to start, so that the bidirectional motor 10 drives the first bevel gear 12 and the second bevel gear 13 drives the connecting frame 15 and the transmission rod 14 to rotate synchronously in both directions, so that the grinding blade 16 between the two can further cut and grind the raw material, and the raw material that has been preliminarily cut falls into the second grinding bin 7 through the filter plate 11 for further grinding, so that the device can perform graded grinding. , thereby improving the effect of cement grinding, ensuring that the particle size distribution of cement is more uniform and the particles are finer, thereby improving the physical and chemical properties of cement, improving the quality and stability of the product, improving the processing efficiency of cement, and reducing the processing cost. The controller 8 is used to start the circulating fan 18 to input the air filtered by the dustproof net 17, and then transmit it to the connecting pipe 19, and cooperate with the heating wire 20 for heating treatment to form hot air, so that the hot air is infused into the unloading plate 5 and the second grinding bin 7, so that the cement is dried when it falls. By drying, the moisture content in the cement grinding material can be reduced, the viscosity of the cement material during grinding can be reduced, the quality of grinding can be improved, and the moisture in the cement can be prevented from corroding the device, thereby increasing the service life of the device.

[0036] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A cement clinker grinding device for graded cement production, comprising a crushing bin (1), characterized in that: The right end of the crushing bin (1) is fixedly connected to a one-way motor (2), the driving end of the one-way motor (2) is fixedly connected to a first crushing wheel (3), the left end of the first crushing wheel (3) is connected to a second crushing wheel (4) via a spur gear set, the bottom end of the crushing bin (1) is fixedly connected to a discharge plate (5), the bottom end of the discharge plate (5) is fixedly connected to a first grinding bin (6), the bottom end of the first grinding bin (6) is fixedly connected to a second grinding bin (7), the front end outer wall of the second grinding bin (7) is fixedly connected to a controller (8), the first grinding bin (6) ) The front outer wall is connected to a bellows (9) through a drying component, the right end of the first grinding bin (6) is connected to a bidirectional motor (10) through a grinding component, the grinding component comprises a filter plate (11) fixedly connected to the bottom ends of the inner walls of the first grinding bin (6) and the second grinding bin (7), the upper and lower drive shafts of the bidirectional motor (10) are respectively connected to a transmission rod (14) and a connecting frame (15) through a bevel gear set, and a plurality of grinding blades (16) are fixedly connected to the upper and lower sides of the outer wall of the transmission rod (14) and the front and rear sides of the inner wall of the connecting frame (15).

2. The hierarchical cement clinker grinding device for cement production according to claim 1, characterized in that: The drying component comprises a dustproof net (17) fixedly connected to the front end of the bellows (9), a circulating fan (18) is installed on the inner wall of the bellows (9), and connecting pipes (19) are fixedly connected to and penetrate the upper and lower ends of the bellows (9), and heating wires (20) are installed on the inner walls of the connecting pipes (19).

3. The hierarchical cement clinker grinding device for cement production according to claim 1, characterized in that: The spur gear set comprises a second gear (22) fixedly connected to the left end of the first crushing wheel (3) and a first gear (21) fixedly connected to the left end of the second crushing wheel (4), and the second gear (22) and the first gear (21) are meshingly connected.

4. The hierarchical cement clinker grinding device for cement production according to claim 1, characterized in that: The bevel gear set comprises a second bevel gear (13) fixedly connected to the outer wall of the right end of the connecting frame (15) and the outer wall of the transmission rod (14), and a first bevel gear (12) fixedly connected to both the upper and lower ends of the bidirectional motor (10), wherein the first bevel gear (12) and the second bevel gear (13) are in meshing connection.

5. The hierarchical cement clinker grinding device for cement production according to claim 1, characterized in that: The outer wall of the right end of the connecting frame (15) is rotatably connected to the right ends of the inner walls of the first grinding bin (6) and the second grinding bin (7).

6. The hierarchical cement clinker grinding device for cement production according to claim 1, characterized in that: The outer walls of the transmission rods (14) are rotatably connected to the inner walls of the connecting frame (15).

7. The hierarchical cement clinker grinding device for cement production according to claim 2, characterized in that: The other end of the connecting pipe (19) is fixedly connected to the blanking plate (5) and the front end of the second grinding bin (7) respectively.

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