Cement millstone powder production device

Abstract

The utility model relates to the technical field of cement stone powder processing, in particular to a cement stone powder production device. According to the technical scheme, the device comprises a grinding box, a control box and a crushing box, the crushing box is embedded in the left end of the top of the grinding box, a feeding hopper is installed at the top of the crushing box, two crushing rollers are longitudinally and rotationally installed in the crushing box side by side, and crushing teeth are evenly installed on the two crushing rollers in a staggered mode; two crushing roller rotating shafts penetrate through the rear side of the crushing box and are provided with gears, the two gears are meshed and linked, a grinding base is installed at the bottom end in the grinding box, second grinding teeth are evenly installed on the upper surface of the grinding base, a grinding barrel is rotatably installed in the grinding box, first grinding teeth are evenly installed on the surface of the grinding barrel, and the first grinding teeth and the second grinding teeth are designed in a staggered mode; and a discharging opening is formed in the right end of the bottom of the grinding box, and a discharging nozzle is installed at the discharging opening. According to the utility model, cement stone powder raw materials are crushed into fine particles to enter the grinding cylinder for grinding, the grinding is smooth, and the grinding efficiency and effect are improved.

Description

Technical Field

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

[0002] Commonly used stone powders in cement include coal powder, limestone powder, slag powder and titanium dioxide powder. The amount of each stone powder added should be controlled according to the concrete strength grade and specific conditions. During the addition process, attention should be paid to the proportion and uniform mixing. At the same time, attention should also be paid to the dryness of the admixture and the control of the cement water-cement ratio. Stone powder needs to be ground during processing.

[0003] After extensive searching of the patent literature library, it is learned that: Application No. [CN201821806096.0]; Announcement No. [CN209076805U] A grinding device for cement production; comprising a chassis, a motor is fixed at one end of the upper surface of the chassis, a reducer is fixed at one end of the upper surface of the chassis close to the outer wall of the motor, an adjusting gear is fixed at one end of the upper surface of the chassis close to the outer wall of the reducer, a gear ring is rotatably connected to the upper side of the outer wall of the adjusting gear, a cylinder is fixed to the inner side wall of the gear ring, a support frame is rotatably connected to one end of the outer wall of the cylinder, a steel ball is slidably connected to the lower surface of the cylinder, a first baffle is fixed to the inner side wall of the cylinder close to the lower side of the steel ball, a second baffle is slidably connected to the inner side wall of the first baffle, a second groove is provided at the middle position of one end of the front surface of the first baffle, a third baffle is fixed to the other end of the outer side wall of the cylinder, an electric push rod is rotatably connected to the upper side of the outer wall of the third baffle, a wheel is rotatably connected to the bottom end of the electric push rod, and a hopper is rotatably connected to the inner side wall of the wheel.

[0004] The above-mentioned traditional grinding devices all directly add cement stone powder into the grinding device for grinding. Some of the cement stone powder raw materials have large blocks. Direct grinding will increase the grinding pressure of the grinding cylinder, reduce the grinding efficiency, and affect the grinding effect. Utility Model Content

[0005] The purpose of the utility model is to provide a cement grinding stone powder production device, which has the advantages of crushing cement stone powder raw materials into fine particles and grinding them in a grinding cylinder, with smooth grinding, improved grinding efficiency and effect, and solving the problems mentioned in the background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cement millstone powder production device, comprising a grinding box, a control box and a crushing box, a crushing box is embedded and installed at the left end of the top of the grinding box, a feed hopper is installed on the top of the crushing box, two crushing rollers are installed in the crushing box for longitudinal side-by-side rotation, crushing teeth are evenly and staggeredly installed on the two crushing rollers, the two crushing rollers have gears installed on their rotating shafts passing through the rear side of the crushing box, and the two gears are meshed and linked, a grinding seat is installed at the bottom end of the grinding box, grinding teeth 2 are evenly installed on the upper surface of the grinding seat, a grinding cylinder is rotatably installed inside the grinding box, grinding teeth 1 are evenly installed on the surface of the grinding cylinder, and grinding teeth 1 and grinding teeth 2 are staggered, a discharge port is provided at the right end of the bottom of the grinding box, and a discharge nozzle is installed at the discharge port.

[0007] Preferably, four supporting legs are installed in a rectangular array at the four corners of the bottom of the grinding box, and a reinforcing rod is installed between the lower ends of the four supporting legs. By installing the reinforcing rod between the lower ends of the four supporting legs, the supporting strength of the four supporting legs is increased.

[0008] Preferably, a second mounting plate is installed on the back of the crushing box, a crushing motor is installed on the upper surface of the second mounting plate, and the output shaft of the crushing motor is connected to the left crushing roller shaft through a flange. By setting the crushing motor, the two crushing rollers can be driven to rotate.

[0009] Preferably, a mounting plate 1 is installed on the right side of the grinding box, a grinding motor is installed on the mounting plate 1, and the output shaft of the grinding motor is connected to the grinding drum shaft through a flange. By setting the grinding motor, the grinding drum can be driven to rotate.

[0010] Preferably, the control box is installed at the upper end of the inner side of the left support leg, and the control box is electrically connected to the grinding motor and the crushing motor. By setting the control box, it is convenient to control the start and stop of the grinding motor and the crushing motor as a whole.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] When the utility model is used, cement stone powder raw materials are added into the crushing box from the feed hopper, the crushing motor drives the two crushing rollers to rotate, the crushing teeth on the two crushing rollers rotate alternately to crush the cement stone powder raw materials into fine particles, and the crushed cement stone powder raw materials enter the grinding box for grinding, thereby achieving the goal of crushing the cement stone powder raw materials into fine particles that enter the grinding cylinder for grinding, the grinding is smooth, and the grinding efficiency and effect are improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 This is the appearance diagram of the utility model;

[0015] Figure 3 This is a schematic diagram of the internal structure of the crushing box of the utility model.

[0016] In the figure: 1. discharge port; 2. discharge nozzle; 3. grinding box; 4. grinding seat; 5. grinding cylinder; 6. grinding tooth 1; 7. grinding tooth 2; 8. control box; 9. support leg; 10. crushing box; 11. feed hopper; 12. grinding motor; 13. mounting plate 1; 14. crushing roller; 15. crushing tooth; 16. gear; 17. mounting plate 2; 18. crushing motor. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figures 1 to 3 The utility model provides a technical solution for cement millstone powder production device: a cement millstone powder production device, including a grinding box 3, a control box 8 and a crushing box 10, four supporting legs 9 are installed in a rectangular array at the four corners of the bottom end of the grinding box 3, and a reinforcing rod is installed between the lower ends of the four supporting legs 9. The left end of the top of the grinding box 3 is embedded with a crushing box 10, and a feed hopper 11 is installed on the top of the crushing box 10. Two crushing rollers 14 are installed in the crushing box 10 to rotate side by side in the longitudinal direction, and crushing teeth 15 are evenly staggered on the two crushing rollers 14. The rotating shafts of the two crushing rollers 14 pass through the rear side of the crushing box 10, and a gear 1 is installed 6. Two gears 16 are meshed and linked. A mounting plate 2 17 is installed on the back of the crushing box 10. A crushing motor 18 is installed on the upper surface of the mounting plate 2 17. The output shaft of the crushing motor 18 is connected to the rotating shaft of the left crushing roller 14 through a flange. The cement stone powder raw material is added into the crushing box 10 from the feed hopper 11. The crushing motor 18 drives the left crushing roller 14 and the gear 16 to rotate. The rotation of the gear 16 drives another gear 16 meshed with it to rotate, thereby driving the two crushing rollers 14 to rotate. The crushing teeth 15 on the two crushing rollers 14 rotate alternately to crush the cement stone powder raw material into fine particles.

[0019] A grinding seat 4 is installed at the bottom end of the grinding box 3, and grinding teeth 2 7 are evenly installed on the upper surface of the grinding seat 4. A grinding cylinder 5 is rotatably installed inside the grinding box 3, and grinding teeth 1 6 are evenly installed on the surface of the grinding cylinder 5. The grinding teeth 1 6 and the grinding teeth 2 7 are staggered. A mounting plate 13 is installed on the right side of the grinding box 3, and a grinding motor 12 is installed on the mounting plate 13. The output shaft of the grinding motor 12 is connected with the rotating shaft of the grinding cylinder 5 through a flange. A discharge port 1 is provided at the right end of the bottom of the grinding box 3, and a discharge nozzle 2 is installed at the discharge port 1; the crushed cement stone powder raw material falls from the left end of the grinding box 3, and the grinding motor 12 drives the grinding cylinder 5 to rotate. The rotation of the grinding cylinder 5 drives the grinding teeth 1 6 thereon to rotate alternately between the grinding teeth 2 7 on the grinding seat 4, so as to grind the crushed fine cement stone powder particles, and the ground cement stone powder falls from the discharge port 1 and flows out of the grinding box 3 through the discharge nozzle 2. The control box 8 is installed at the upper end of the inner side of the left support leg 9 , and the control box 8 is electrically connected to the grinding motor 12 and the crushing motor 18 .

[0020] All motors of the utility model are designed with small servo motors - model 14HS2408. This model of motor is only used as a reference for personnel in the relevant technical field. Personnel in the relevant technical field can select motors with the same parameters and functions for installation, debugging and use according to actual production needs. This utility model will not elaborate on this.

[0021] When the utility model is used, the crushing motor 18 and the grinding motor 12 are started through the control box 8, and the cement stone powder raw material is added into the crushing box 10 from the feed hopper 11. The crushing motor 18 drives the left crushing roller 14 and the gear 16 to rotate, and the rotation of the gear 16 drives the other gear 16 meshing with it to rotate, thereby driving the two crushing rollers 14 to rotate, and the crushing teeth 15 on the two crushing rollers 14 rotate alternately to crush the cement stone powder raw material into fine particles, and the crushed cement stone powder raw material falls from the left end of the grinding box 3, and the grinding motor 12 drives the grinding drum 5 to rotate, and the rotation of the grinding drum 5 drives the grinding teeth 1 6 thereon to rotate alternately between the grinding teeth 2 7 on the grinding seat 4, so as to grind the crushed fine cement stone powder particles, and the ground cement stone powder falls from the discharge port 1 and flows out of the grinding box 3 through the discharge nozzle 2.

[0022] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A cement millstone powder production device, comprising a grinding box (3), a control box (8) and a crushing box (10), characterized in that: A crushing box (10) is embedded and installed at the left end of the top of the grinding box (3), and a feeding hopper (11) is installed on the top of the crushing box (10). Two crushing rollers (14) are installed in the crushing box (10) to rotate side by side in the longitudinal direction, and crushing teeth (15) are evenly and staggeredly installed on the two crushing rollers (14). The rotating shafts of the two crushing rollers (14) pass through the rear side of the crushing box (10) and are installed with gears (16). The two gears (16) are meshed and linked. A grinding seat (4) is installed at the bottom end of the grinding box (3), and grinding teeth 2 (7) are evenly installed on the upper surface of the grinding seat (4). A grinding cylinder (5) is rotatably installed inside the grinding box (3), and grinding teeth 1 (6) are evenly installed on the surface of the grinding cylinder (5). Grinding teeth 1 (6) and grinding teeth 2 (7) are staggered. A discharge port (1) is provided at the right end of the bottom of the grinding box (3), and a discharge nozzle (2) is installed at the discharge port (1).

2. The cement millstone powder production device according to claim 1, characterized in that: Four supporting legs (9) are installed in a rectangular array at the four corners of the bottom end of the grinding box (3), and a reinforcing rod is installed between the lower ends of the four supporting legs (9).

3. The cement millstone powder production device according to claim 1, characterized in that: The back of the crushing box (10) is provided with a second mounting plate (17), the upper surface of which is provided with a crushing motor (18), and the output shaft of the crushing motor (18) is connected to the rotating shaft of the left crushing roller (14) through a flange.

4. The cement millstone powder production device according to claim 1, characterized in that: A mounting plate 1 (13) is installed on the right side of the grinding box (3), a grinding motor (12) is installed on the mounting plate 1 (13), and an output shaft of the grinding motor (12) is connected to the rotating shaft of the grinding cylinder (5) through a flange.

5. The cement millstone powder production device according to claim 1, characterized in that: The control box (8) is installed at the upper end of the inner side of the left support leg (9), and the control box (8) is electrically connected to the grinding motor (12) and the crushing motor (18).

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