Airflow vortex ultrafine grinder for producing natural spherical graphite

Abstract

The utility model discloses an airflow vortex ultrafine grinder for producing natural spherical graphite, relates to the technical field of airflow grinders, and solves the technical problems of low grinding efficiency, low spheroidization degree, low product percent of pass and low recovery rate in the prior art. A grinding barrel is fixedly installed on the upper wall face of the stand column, a grinding disc is rotatably installed in the grinding barrel, an upper grinding disc is fixedly installed on the upper wall face of the grinding barrel, and a feeding pipe is connected between the upper grinding disc and the grinding barrel. According to the grinding machine, the percent of pass and the recovery rate of products can be increased, waste of raw materials is reduced, the production efficiency is improved, the equipment structure is more stable, the pressure in the working process can be better borne, fine grinding balls are arranged on the grinding disc, the raw materials can be processed more finely, and the quality and the market competitiveness of the products are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pulverizers, in particular to an airflow vortex ultrafine pulverizer for producing natural spherical graphite. Background Art

[0002] The utility model relates to a technical field in which an airflow vortex ultrafine pulverizer is a device for pulverizing and processing natural spherical graphite. It includes a grinding cylinder, a spherical graphite product generating box and other components. The grinding cylinder is fixed to the ground by a column, a motor is provided at the bottom, and a connecting pipe is provided at the top, through which the powder ground in the grinding cylinder is transported to the spherical graphite product generating box. A negative pressure fan is installed in the connecting pipe for conveying powder. A grinding disc is installed in the grinding cylinder, and a specially designed hammer head and grinding teeth are welded on the grinding disc, and a filter is provided above the grinding disc.

[0003] Traditional mills have problems such as low crushing efficiency, low spheroidization degree, low product qualification rate and low recovery rate when processing natural spherical graphite. This new airflow vortex ultrafine pulverizer can improve crushing efficiency and spheroidization degree through specially designed hammers, grinding teeth and filter screens on the grinding disc. At the same time, it solves the shortcomings of traditional mills and improves product qualification rate and recovery rate. It is a technological innovation. Summary of the invention

[0004] In view of the deficiencies of the prior art, the utility model provides an airflow vortex ultrafine pulverizer for producing natural spherical graphite, which solves the technical problems of low pulverizing efficiency, low spheroidization degree, low product qualification rate and low recovery rate in the prior art.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: an airflow vortex ultrafine pulverizer for producing natural spherical graphite, comprising a main base, a column is fixedly installed on the upper wall of the main base, a grinding cylinder is fixedly installed on the upper wall of the column, a grinding disc is rotatably installed in the grinding cylinder, an upper grinding disc is fixedly installed on the upper wall of the grinding cylinder, a feeding pipe is connected between the upper grinding disc and the grinding cylinder, a rotating drive structure is installed on the lower wall of the grinding cylinder, an air supply pipe is installed on the lower wall of the grinding cylinder, a discharge pipe is installed on the upper end of the side wall of the grinding cylinder, a screening cylinder is installed at one end of the discharge pipe, a fine screen plate is installed in the screening cylinder, and a negative pressure fan is installed on the side wall of the screening cylinder.

[0006] Preferably, the grinding cylinder is a butterfly-shaped structure, a support wheel is rotatably mounted on the lower wall surface of the grinding cylinder, and the grinding disc is rotatably mounted on the support wheel.

[0007] Preferably, an upper fine grinding ring is installed on the lower wall surface of the upper grinding disc, the upper wall surface of the grinding disc is an inverted cone surface, and fine grinding balls are provided on the grinding disc.

[0008] Preferably, the discharge pipe is an n-shaped pipe, and a primary screening plate is fixedly installed in the discharge pipe.

[0009] Preferably, the rotation driving structure comprises a first motor, the first motor is fixedly mounted on the upper wall of the main base, a main shaft is fixedly mounted on the driving end of the first motor, and one end of the main shaft is fixedly mounted on the lower wall of the grinding disc.

[0010] Preferably, an air supply fan is fixedly installed at one end of the air supply pipe, a dust filter frame is installed in the air supply pipe, and a dust exhaust pipe is fixedly installed on the opposite side of the air supply pipe.

[0011] Preferably, a coarse material pipe is fixedly mounted on the side wall of the screening cylinder, and a fine material pipe is arranged on the side wall of the screening cylinder and below the fine screening plate.

[0012] Beneficial Effects

[0013] The utility model provides an airflow vortex ultrafine pulverizer for producing natural spherical graphite. The utility model can improve the pulverization efficiency and spheroidization degree of natural spherical graphite, make the product quality more stable and excellent, improve the qualified rate and recovery rate of the product, reduce the waste of raw materials, improve production efficiency, the equipment structure is more stable, can better withstand the pressure in the working process, the grinding disc is provided with fine grinding balls, can realize more refined processing of raw materials, improve the quality of the product and the market competitiveness. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The utility model is a schematic diagram of the main cross-sectional structure of an airflow vortex ultrafine pulverizer for producing natural spherical graphite.

[0015] In the figure: 1. Main base; 2. Column; 3. Grinding cylinder; 4. Grinding disc; 5. Upper grinding disc; 6. Feeding pipe; 7. Air supply pipe; 8. Discharge pipe; 9. Screening cylinder; 10. Fine screening plate; 11. Negative pressure fan; 12. Support wheel; 13. Fine grinding ring; 14. Fine grinding balls; 15. Primary screening plate; 16. First motor; 17. Main shaft; 18. Dust filter frame; 19. Dust discharge pipe; 20. Coarse material pipe; 21. Fine material pipe; 22. Air supply fan; DETAILED DESCRIPTION

[0016] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the invention, the technical scheme in the embodiment of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiment of the present invention. Obviously, the described embodiment is only a part of the embodiment of the present invention, rather than all the embodiments. The detailed description is as follows.

[0017] See also Figure 1The utility model provides a technical solution: an air flow vortex ultrafine pulverizer for producing natural spherical graphite, comprising a main base 1, a column 2 is fixedly installed on the upper wall of the main base 1, a grinding cylinder 3 is fixedly installed on the upper wall of the column 2, a grinding disc 4 is rotatably installed in the grinding cylinder 3, an upper grinding disc 5 is fixedly installed on the upper wall of the grinding cylinder 3, a feeding pipe 6 is connected between the upper grinding disc 5 and the grinding cylinder 3, a rotating drive structure is installed on the lower wall of the grinding cylinder 3, an air supply pipe 7 is installed on the lower wall of the grinding cylinder 3, a discharge pipe 8 is installed on the upper end of the side wall of the grinding cylinder 3, a screening cylinder 9 is installed at one end of the discharge pipe 8, a fine screen plate 10 is installed in the screening cylinder 9, and a negative pressure fan 11 is installed on the side wall of the screening cylinder 9.

[0018] The present embodiment is further configured such that the grinding cylinder 3 is a butterfly-shaped structure, a support wheel 12 is rotatably mounted on the inner lower wall surface of the grinding cylinder 3 , and the grinding disc 4 is rotatably mounted on the support wheel 12 .

[0019] This embodiment is further configured such that an upper fine grinding ring 13 is installed on the lower wall surface of the upper grinding disc 5 , the upper wall surface of the grinding disc 4 is an inverted cone surface, and fine grinding balls 14 are provided on the grinding disc 4 .

[0020] The present embodiment is further configured such that the discharge pipe 8 is an n-shaped pipe, and a primary screening plate 15 is fixedly installed in the discharge pipe 8 .

[0021] This embodiment is further configured such that the rotation driving structure includes a first motor 16, the first motor 16 is fixedly mounted on the upper wall of the main base 1, a main shaft 17 is fixedly mounted on the driving end of the first motor 16, and one end of the main shaft 17 is fixedly mounted on the lower wall of the grinding disc 4.

[0022] This embodiment is further configured such that an air supply fan 22 is fixedly installed at one end of the air supply pipe 7 , a dust filter frame 18 is installed in the air supply pipe 7 , and a dust exhaust pipe 19 is fixedly installed on the opposite side of the air supply pipe 7 .

[0023] This embodiment is further configured such that a coarse material pipe 20 is fixedly mounted on the side wall of the screening drum 9 , and a fine material pipe 21 is arranged on the side wall of the screening drum 9 and below the fine screening plate 10 .

[0024] The detailed connection means are well known in the art; Figure 1 As shown, preparation work: First, you need to check the equipment to ensure that all parts are firmly installed and not loose. Check whether the power equipment such as motors and fans are operating normally. Clean the inside of the equipment to ensure that there are no foreign objects and impurities.

[0025] Feeding: The natural spherical graphite to be crushed is placed into the feeding pipe 6 and fed into the grinding cylinder 3 through the feeding pipe 6.

[0026] Start the equipment: Start the main motor, the main shaft 17 starts to rotate, driving the grinding disc 4 to rotate at high speed. At the same time, start the fan, and the wind force in the air supply pipe 7 blows the clean air into the grinding cylinder 3, forming an air flow vortex state.

[0027] Crushing and screening: In the grinding cylinder 3, the natural spherical graphite particles are crushed into ultrafine powder by the high-speed rotating grinding disc 4 and fine grinding balls 14. The powder is screened by the fine screening plate 10, the coarse material is discharged through the coarse material pipe 20, and the fine material is collected through the fine material pipe 21.

[0028] Cleaning and maintenance: After the crushing is completed, turn off the equipment and clean the powder and impurities remaining in the grinding cylinder 3. Regularly maintain the equipment, clean the dust filter frame 18, check the wear of the grinding disc and screening equipment, and replace the worn parts in time.

[0029] It should be noted that, in this document, relational terms such as first and second, etc. are merely used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations.

[0030] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Although the present invention has been disclosed as a preferred embodiment as above, it is not used to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. An airflow vortex ultrafine pulverizer for producing natural spherical graphite, comprising a main base (1), characterized in that: The upper wall surface of the main base (1) is fixedly mounted with a column (2), the upper wall surface of the column (2) is fixedly mounted with a grinding cylinder (3), a grinding disc (4) is rotatably mounted inside the grinding cylinder (3), an upper grinding disc (5) is fixedly mounted on the upper wall surface of the grinding cylinder (3), a feeding pipe (6) is connected between the upper grinding disc (5) and the grinding cylinder (3), a rotating driving structure is mounted on the lower wall surface of the grinding cylinder (3), an air supply pipe (7) is mounted on the lower wall surface of the grinding cylinder (3), a discharge pipe (8) is mounted on the upper end of the side wall surface of the grinding cylinder (3), and the discharge pipe (8) is A screening cylinder (9) is installed at one end, a fine screening plate (10) is installed in the screening cylinder (9), a negative pressure fan (11) is installed in the side wall of the screening cylinder (9), an upper fine grinding ring (13) is installed on the lower wall of the upper grinding disc (5), the upper wall of the grinding disc (4) is an inverted cone, and fine grinding balls (14) are provided on the grinding disc (4), an air supply fan (22) is fixedly installed at one end of the air supply pipe (7), a dust filter frame (18) is installed in the air supply pipe (7), and a dust exhaust pipe (19) is fixedly installed on the opposite side of the air supply pipe (7).

2. A kind of air flow vortex superfine pulverizer for producing natural spherical graphite according to claim 1, characterized in that The grinding cylinder (3) is a butterfly-shaped structure, a support wheel (12) is rotatably mounted on the inner lower wall of the grinding cylinder (3), and the grinding disc (4) is rotatably mounted on the support wheel (12).

3. A kind of air flow vortex superfine pulverizer for producing natural spherical graphite according to claim 1, characterized in that The discharge pipe (8) is an n-shaped pipe, and a primary screening plate (15) is fixedly installed in the discharge pipe (8).

4. A kind of air flow vortex superfine pulverizer for producing natural spherical graphite according to claim 1, characterized in that The rotation driving structure comprises a first motor (16), the first motor (16) is fixedly mounted on the upper wall of the main base (1), a main shaft (17) is fixedly mounted on the driving end of the first motor (16), and one end of the main shaft (17) is fixedly mounted on the lower wall of the grinding disc (4).

5. A kind of airflow vortex superfine pulverizer for producing natural spherical graphite according to claim 1, characterized in that A coarse material pipe (20) is fixedly mounted on the side wall of the screening cylinder (9), and a fine material pipe (21) is arranged on the side wall of the screening cylinder (9) below the fine screening plate (10).

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