Screening machine for sodium carboxymethyl cellulose production

Abstract

The utility model provides a powder screening machine for sodium carboxymethyl cellulose production, and relates to the technical field of powder screening machines, the powder screening machine comprises a shell, the top surface of the shell is communicated with a feed hopper, the bottom end of the shell is fixedly provided with supporting legs, the surfaces of the supporting legs are fixedly provided with triangular plates, the top surface of each triangular plate is fixedly provided with a motor, and the motor is fixedly provided with a motor. A motor is installed on the shell, a striking roller and a grinding disc are installed at the output end of the motor, grinding strips are fixedly installed on the bottom face of the grinding disc, teeth are fixedly installed on the surface of the grinding disc, a groove is formed in the inner wall of the shell, a rolling wheel is rotationally connected to the inner wall of the groove, and the bottom face of the shell communicates with a discharging pipe. According to the utility model, the grinding wheel is additionally arranged, so that massive materials can be effectively pretreated before grinding, the working load of the grinding disc and the grinding strips is reduced, and the whole grinding process is more economical and efficient and higher in practicability because the materials are partially treated before entering the grinding disc.

Description

Technical Field

[0001] The utility model relates to the technical field of powder sieving machines, in particular to a powder sieving machine for producing sodium carboxymethyl cellulose. Background Art

[0002] Sodium carboxymethylcellulose is a carboxymethylated derivative of cellulose and is the main ionic cellulose gum.

[0003] Announcement No. CN212018127U discloses a sodium carboxymethyl cellulose production equipment, including a shell, a cover body is provided on the top of the shell, a feed port is provided on one side of the top of the cover body, a feed hopper is fixedly provided on the top of the feed port, a rotating shaft is inserted and connected in the middle of the bottom end of the shell, a plurality of impact rollers are fixedly provided on the top of the outer wall of the rotating shaft, a grinding disc is sleeved on the bottom of the outer wall of the rotating shaft, a discharge port is provided on one side of the bottom end of the shell, a plurality of supporting legs are fixedly provided at the edge of the bottom end of the shell, a bracket plate is fixedly provided at the bottom of the outer wall of the supporting leg, a driving motor is fixedly provided in the middle of the top of the bracket plate, and the output shaft of the driving motor is fixedly connected to the bottom end of the rotating shaft through a coupling. Although this kind of powder screening machine is beneficial to improving the quality of the finished sodium carboxymethyl cellulose, large pieces of sodium carboxymethyl cellulose will still enter under the grinding disc if it is only broken by the impact roller, so that the grinding disc and the grinding strip will bear a large workload, which not only increases the energy consumption of the equipment, but also accelerates wear and tear, affecting the service life and maintenance cost of the equipment. Therefore, it is necessary to make improvements. Utility Model Content

[0004] The purpose of the utility model is to solve the technical problems raised in the above background technology.

[0005] The utility model adopts the following technical scheme: a powder screening machine for the production of sodium carboxymethyl cellulose, comprising a shell, the top surface of the shell is connected with a feed hopper, the bottom end of the shell is fixedly installed with a support foot, the surface of the support foot is fixedly installed with a triangular plate, the top surface of the triangular plate is fixedly installed with a motor, the output end of the motor is installed with a striking roller and a grinding disc, the bottom surface of the grinding disc is fixedly installed with a grinding strip, the surface of the grinding disc is fixedly installed with teeth, the inner wall of the shell is provided with a groove, the inner wall of the groove is rotatably connected with a rolling wheel, and the bottom surface of the shell is connected with a discharge pipe.

[0006] Preferably, the teeth are arranged in a circular shape on the surface of the grinding disc, and the teeth are meshed with the grinding wheel.

[0007] Preferably, the grinding bars are arranged in a circular shape on the bottom surface of the grinding disc, and the impact rollers are evenly distributed at the output end of the motor.

[0008] Preferably, the number of the legs is three groups, and the three groups of legs are evenly distributed at the bottom of the shell, so that the shell can be stably supported.

[0009] Preferably, a filter screen is fixedly installed on the inner wall of the discharge pipe, where the powder can be filtered out.

[0010] Preferably, the output end of the motor is provided with a self-cleaning mechanism, the self-cleaning mechanism comprises a bent plate, the bent plate is installed at the output end of the motor, bristles are fixedly installed on the inner side of the bent plate, and reinforcing ribs are fixedly installed on the inner side of the bent plate. Here, the service life of the motor can be improved.

[0011] Preferably, the bristles are evenly distributed on the inner side of the curved plate.

[0012] Compared with the prior art, the advantages and positive effects of the utility model are:

[0013] 1. In the present utility model, when actually used, the agglomerated sodium carboxymethyl cellulose is loaded into the housing through the feed hopper, and then the motor drives the impact roller and the grinding disc to rotate. At this time, the impact roller will crush the blocky sodium carboxymethyl cellulose entering the housing from the feed hopper, and the crushed small pieces of sodium carboxymethyl cellulose will move downward and enter the bottom surface of the grinding disc through the edge of the grinding disc. Then, when the grinding disc rotates, it can drive the grinding bar to grind the small pieces of sodium carboxymethyl cellulose. At this time, the small pieces of sodium carboxymethyl cellulose can be ground into powder, and finally fall out from the discharge pipe through the filter screen, completing the powder screening operation. The grinding wheel can be used to grind the incoming block of sodium carboxymethyl cellulose, and the grinding wheel can grind the incoming block of sodium carboxymethyl cellulose, thereby reducing the load of the grinding bar and improving the grinding efficiency. The utility model can effectively pre-treat large blocks of material before grinding by adding a grinding wheel, thereby reducing the workload of the grinding wheel and the grinding bar, and because the material has been partially processed before entering the grinding wheel, the entire grinding process is more economical and efficient, and has higher practicality.

[0014] 2. In the utility model, during actual use, when the motor drives the impact roller and the grinding disc to rotate, it can synchronously drive the bending plate to rotate, and the bending plate then drives the bristles to move. At this time, the bristles can rub the surface of the motor. At this time, the surface of the motor can be cleaned by the bristles, thereby avoiding excessive stains on the surface of the motor and causing the motor to heat up, thereby increasing the service life of the motor. The utility model automatically drives the bristles to clean the surface of the motor through mechanical power, eliminating the need for manual cleaning, reducing maintenance costs and time, and ensuring continuous and efficient operation of the equipment. At the same time, keeping the surface of the motor clean can effectively prevent overheating caused by dust accumulation, reduce motor damage caused by excessive temperature, and thus significantly extend the service life of the motor. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model provides a schematic diagram of a powder sieving machine for the production of sodium carboxymethyl cellulose;

[0016] Figure 2 The utility model provides a cross-sectional view of a powder sifter for producing sodium carboxymethyl cellulose;

[0017] Figure 3 The utility model provides a cross-sectional view of a powder sifter for the production of sodium carboxymethyl cellulose from an upward angle;

[0018] Figure 4 The utility model proposes a powder screening machine for the production of sodium carboxymethyl cellulose Figure 3 Enlarged view of point A in the middle;

[0019] Figure 5 The utility model provides a side view of a powder sifter for producing sodium carboxymethyl cellulose.

[0020] Legend:

[0021] 1. Shell; 2. Feed hopper; 3. Support feet; 4. Triangle plate; 5. Motor; 6. Impact roller; 7. Grinding disc; 8. Grinding strip; 9. Teeth; 10. Grooves; 11. Rolling wheel; 12. Discharge pipe; 13. Filter screen; 14. Bending plate; 15. Brush; 16. Reinforcement ribs. DETAILED DESCRIPTION

[0022] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0023] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0024] Embodiment 1

[0025] See also Figure 1-5The utility model provides a technical solution: a powder screening machine for the production of sodium carboxymethyl cellulose, comprising a shell 1, the top surface of the shell 1 is connected with a feed hopper 2, the bottom end of the shell 1 is fixedly installed with a support leg 3, the support leg 3 can stably support the shell 1, the number of the support leg 3 is three groups, the three groups of support legs 3 are evenly distributed at the bottom end of the shell 1, the surface of the support leg 3 is fixedly installed with a triangular plate 4, the top surface of the triangular plate 4 is fixedly installed with a motor 5, the output end of the motor 5 is installed with a striking roller 6 and a grinding disc 7, the agglomerated sodium carboxymethyl cellulose is loaded into the shell 1 through the feed hopper 2, and then the striking roller 6 and the grinding disc 7 are driven to rotate by the motor 5, at this time, the striking roller 6 will crush the blocky sodium carboxymethyl cellulose entering the inside of the shell 1 from the feed hopper 2, the striking roller 6 is evenly distributed at the output end of the motor 5, the bottom surface of the grinding disc 7 is fixedly installed with a grinding bar 8, and the grinding bar 8 is arranged in a circle on the bottom surface of the grinding disc 7.

[0026] See also Figure 1-5 The surface of the grinding disc 7 is fixedly mounted with teeth 9, the inner wall of the housing 1 is provided with a groove 10, the inner wall of the groove 10 is rotatably connected with a rolling wheel 11, the teeth 9 are arranged in a circular shape on the surface of the grinding disc 7, the teeth 9 are meshed with the rolling wheel 11, when the grinding disc 7 rotates, the grinding disc 7 can drive the teeth 9 to move, and the teeth 9 can drive the rolling wheel 11 meshed therewith to rotate, during the rotation of the teeth 9 and the rolling wheel 11, the blocky sodium carboxymethyl cellulose entering can be rolled, so that In order to reduce the load of the grinding bar 8 and thus improve the grinding efficiency, the bottom surface of the shell 1 is connected to a discharge pipe 12, and a filter screen 13 is fixedly installed on the inner wall of the discharge pipe 12. The crushed small pieces of sodium carboxymethyl cellulose move downward, pass through the edge of the grinding disc 7 and enter the bottom surface of the grinding disc 7, and then when the grinding disc 7 rotates, it can drive the grinding bar 8 to grind the small pieces of sodium carboxymethyl cellulose. At this time, the small pieces of sodium carboxymethyl cellulose can be ground into powder, and finally fall out of the discharge pipe 12 through the filter screen 13, completing the powder screening operation.

[0027] Embodiment 2

[0028] See also Figure 5 A self-cleaning mechanism is provided at the output end of the motor 5, and the self-cleaning mechanism includes a bent plate 14, which is installed at the output end of the motor 5. Brushes 15 are fixedly installed on the inner side of the bent plate 14, and the bristles 15 are evenly distributed on the inner side of the bent plate 14. When the motor 5 drives the impact roller 6 and the grinding disc 7 to rotate, the bent plate 14 can be driven to rotate synchronously, and the bent plate 14 then drives the bristles 15 to move. At this time, the bristles 15 can rub the surface of the motor 5. At this time, the surface of the motor 5 can be cleaned by the bristles 15, thereby avoiding excessive stains on the surface of the motor 5 and causing the motor 5 to heat up, thereby increasing the service life of the motor 5. A reinforcing rib 16 is fixedly installed on the inner side of the bent plate 14, and the reinforcing rib 16 can increase the structural strength of the bent plate 14, thereby avoiding deformation and damage of the bent plate 14.

[0029] Working principle: The agglomerated sodium carboxymethyl cellulose is loaded into the shell 1 through the feed hopper 2, and then the motor 5 drives the impact roller 6 and the grinding disc 7 to rotate. At this time, the impact roller 6 breaks the block sodium carboxymethyl cellulose entering the shell 1 from the feed hopper 2, and the broken small pieces of sodium carboxymethyl cellulose move downward, enter the bottom surface of the grinding disc 7 through the edge of the grinding disc 7, and then when the grinding disc 7 rotates, it can drive the grinding bar 8 to grind the small pieces of sodium carboxymethyl cellulose. At this time, the small pieces of sodium carboxymethyl cellulose can be ground into powder, and finally fall out of the discharge pipe 12 through the filter screen 13, completing the powder screening operation, and when the grinding disc 7 rotates, the grinding disc 7 can drive the teeth 9 to move, and the teeth 9 can drive the meshing rolling wheel 11 to rotate. During the rotation of the teeth 9 and the rolling wheel 11, the entering block sodium carboxymethyl cellulose can be rolled, which can reduce the grinding bars. 8, thereby improving the grinding efficiency. The utility model can effectively pre-treat large pieces of material before grinding by adding the crushing wheel 11, reducing the workload of the grinding disc 7 and the grinding strip 8. When the motor 5 drives the impact roller 6 and the grinding disc 7 to rotate, it can synchronously drive the bending plate 14 to rotate, and the bending plate 14 then drives the bristles 15 to move. At this time, the bristles 15 can rub the surface of the motor 5. At this time, the surface of the motor 5 can be cleaned by the bristles 15, thereby avoiding excessive stains on the surface of the motor 5 causing the motor 5 to heat up, thereby increasing the service life of the motor 5. The utility model automatically drives the bristles 15 to clean the surface of the motor 5 through mechanical power, eliminating the need for manual cleaning, reducing maintenance costs and time, and ensuring continuous and efficient operation of the equipment. At the same time, keeping the surface of the motor 5 clean can effectively prevent overheating caused by dust accumulation.

[0030] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A powder sifter for producing sodium carboxymethylcellulose, comprising a housing (1), characterized in that: The top surface of the shell (1) is connected to a feed hopper (2), the bottom end of the shell (1) is fixedly mounted with a support foot (3), the surface of the support foot (3) is fixedly mounted with a triangular plate (4), the top surface of the triangular plate (4) is fixedly mounted with a motor (5), the output end of the motor (5) is mounted with a striking roller (6) and a grinding disc (7), the bottom surface of the grinding disc (7) is fixedly mounted with a grinding strip (8), the surface of the grinding disc (7) is fixedly mounted with teeth (9), the inner wall of the shell (1) is provided with a groove (10), the inner wall of the groove (10) is rotatably connected with a rolling wheel (11), and the bottom surface of the shell (1) is connected with a discharge pipe (12).

2. The powder sieving machine for sodium carboxymethylcellulose production according to claim 1, characterized in that: The teeth (9) are arranged in a circumferential shape on the surface of the grinding disc (7), and the teeth (9) are meshed with the rolling wheel (11).

3. The powder sifter for producing sodium carboxymethylcellulose according to claim 1, characterized in that: The grinding bars (8) are arranged in a circular shape on the bottom surface of the grinding disc (7), and the impact rollers (6) are evenly distributed at the output end of the motor (5).

4. The powder sifter for producing sodium carboxymethylcellulose according to claim 1, characterized in that: The number of the supporting feet (3) is three groups, and the three groups of supporting feet (3) are evenly distributed at the bottom end of the shell (1).

5. The powder sifter for producing sodium carboxymethylcellulose according to claim 1, characterized in that: A filter screen (13) is fixedly mounted on the inner wall of the discharge pipe (12).

6. The powder sifter for producing sodium carboxymethylcellulose according to claim 1, characterized in that: The output end of the motor (5) is provided with a self-cleaning mechanism, the self-cleaning mechanism comprising a bent plate (14), the bent plate (14) being mounted on the output end of the motor (5), bristles (15) being fixedly mounted on the inner side of the bent plate (14), and reinforcing ribs (16) being fixedly mounted on the inner side of the bent plate (14).

7. The powder sifter for producing sodium carboxymethylcellulose according to claim 6, characterized in that: The bristles (15) are evenly distributed on the inner side of the bent plate (14).

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