Grinding disc with guiding function

Abstract

The utility model provides a millstone with a guiding function, which comprises an upper millstone, the upper millstone is arranged right above an outer shell, a discharging shell is arranged in the middle of the top of the upper millstone, a driving motor is arranged at the top of the discharging shell, a threaded feeding rod is arranged at the output end of the driving motor, and the threaded feeding rod is connected with the upper millstone. A mounting pipe is arranged at the bottom of the upper grinding disc, the threaded feeding rod is arranged in the mounting pipe, and the mounting pipe is arranged in the feeding groove. According to the utility model, the design is reasonable, pulverized coal after grinding can be collected through the arranged feed bin, the screen is arranged in the feed chute, pulverized coal smaller than 0.5 mm is filtered, pulverized coal larger than 0.5 mm is intercepted in the feed chute, and meanwhile, the drive motor drives the threaded feeding rod to rotate, so that the pulverized coal is fed into the feed chute. The pulverized coal in the feeding groove of the threaded feeding rod hole moves upwards to enter the lower grinding disc and the upper grinding disc again and then is ground for the second time, and repeated grinding of the pulverized coal of different sizes is achieved.

Description

Technical Field

[0001] The utility model mainly relates to the field of grinding discs, and in particular to a grinding disc with a guiding function. Background Art

[0002] Coal powder refers to fine-particle powder made by grinding coal, which is usually used for combustion to provide energy. The particle size of coal powder is less than 0.5 mm, with low density and good fluidity;

[0003] In the process of coal powder processing, a grinding disc is needed to grind the coal powder so that the particle size of the coal powder is less than 0.5 mm.

[0004] The inventor discovered the following defects during the operation of the specific embodiment:

[0005] After the coal powder is ground by the grinding disc, the toner is discharged from the grinding disc, but the coal powder larger than 0.5 mm needs to be screened and re-ground subsequently. The grinding disc cannot screen the ground coal powder, and cannot reintroduce coal powder larger than 0.5 mm into the grinding disc for secondary grinding.

[0006] It should be noted that the above contents belong to the technical cognition scope of the inventor. Since the technical contents in this field are vast and too complicated, the above contents of this application do not necessarily constitute prior art. Utility Model Content

[0007] 1. Technical problems to be solved by the utility model:

[0008] The utility model provides a grinding disc with a guiding function, which is used to solve the technical problems existing in the above-mentioned background technology.

[0009] 2. Technical solution:

[0010] To achieve the above object, the technical solution provided by the utility model is as follows: a grinding disc with a guiding function, comprising a shell, a lower grinding disc is arranged in the middle of the shell, a grinding groove is opened on the top of the lower grinding disc, a filtering baffle is arranged in the middle of the lower grinding disc, a feed groove is opened inside the filtering baffle, and a material dividing structure is arranged between the shell and the filtering baffle;

[0011] An upper grinding disc is arranged directly above the outer shell, a discharge shell is arranged in the middle of the top of the upper grinding disc, a driving motor is arranged on the top of the discharge shell, a threaded feeding rod is arranged at the output end of the driving motor, a mounting tube is arranged at the bottom of the upper grinding disc, the threaded feeding rod is arranged inside the mounting tube, and the mounting tube is arranged inside the feed trough.

[0012] Furthermore, the material distribution structure includes a material discharge trough, which is opened on the outer side of the top of the shell, and a material guide bin is provided at the bottom of the material discharge trough, one end of the material guide bin is connected to the filter baffle, and the material guide bin is connected to the feed trough.

[0013] Furthermore, a slider is provided on the outer wall of the upper grinding disc, and the number of the sliders is set to be multiple, and the multiple sliders are arranged in a ring array on the outer wall of the upper grinding disc, and a transmission gear ring is provided on the outer wall of the upper grinding disc.

[0014] Furthermore, the slider is slidably connected to the inner wall of the feed chute, and the slider is arranged in an arc shape.

[0015] Furthermore, a material distribution bin is provided inside the discharge shell, and the inside of the material distribution bin is connected to the top of the installation pipe.

[0016] Furthermore, a guide plate is arranged on one side of the top of the discharge shell, and the guide plate is arranged obliquely. A feed port is opened on the top of the discharge shell and the upper grinding disc.

[0017] 3. Beneficial effects:

[0018] Compared with the prior art, the technical solution provided by the utility model has the following beneficial effects:

[0019] The utility model can collect the ground coal powder through the feed bin, and the inside of the feed trough is provided with a screen to filter the coal powder smaller than 0.5 mm, and the coal powder larger than 0.5 mm is trapped in the feed trough, and at the same time, the driving motor drives the threaded feeding rod to rotate, and the coal powder in the feed trough through the hole of the threaded feeding rod moves upward and re-enters the lower grinding disc and the upper grinding disc for secondary grinding, so that the coal powder of different sizes can be repeatedly ground. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0021] Figure 2 It is a three-dimensional cross-sectional structural schematic diagram of the utility model;

[0022] Figure 3 It is a schematic diagram of the three-dimensional cross-sectional structure of the shell of the utility model;

[0023] Figure 4 It is a schematic diagram of the three-dimensional structure of the upper grinding disc of the utility model.

[0024] Reference numerals:

[0025] 1. Outer shell; 2. Lower grinding disc; 3. Grinding trough; 4. Filter baffle; 5. Feed trough; 6. Lower feeding trough; 7. Guide bin; 8. Upper grinding disc; 9. Mounting pipe; 10. Driving motor; 11. Threaded feeding rod; 12. Transmission gear ring; 13. Sliding block; 14. Discharge shell; 15. Distribution bin; 16. Guide plate; 17. Feed inlet. DETAILED DESCRIPTION

[0026] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. Several embodiments of the present invention are given in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0027] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "page", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0028] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0029] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed", "provided with", "provided on" and the like 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 an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. Example

[0030] See attached Figure 1-4A grinding disc with a guiding function comprises a shell 1, a lower grinding disc 2 is arranged in the middle of the shell 1, a grinding groove 3 is opened on the top of the lower grinding disc 2, a filtering baffle 4 is arranged in the middle of the lower grinding disc 2, a feeding groove 5 is opened inside the filtering baffle 4, and a material dividing structure is arranged between the shell 1 and the filtering baffle 4;

[0031] An upper grinding disc 8 is arranged directly above the outer shell 1, a discharge shell 14 is arranged in the middle of the top of the upper grinding disc 8, a driving motor 10 is arranged on the top of the discharge shell 14, a threaded feeding rod 11 is arranged at the output end of the driving motor 10, a mounting tube 9 is arranged at the bottom of the upper grinding disc 8, the threaded feeding rod 11 is arranged inside the mounting tube 9, and the mounting tube 9 is arranged inside the feed trough 5.

[0032] Furthermore, in the above technical solution, the material dividing structure includes a feed chute 6, which is opened on the outside of the top of the outer shell 1, and a material guide bin 7 is arranged at the bottom of the feed chute 6, one end of the material guide bin 7 is connected to the filter baffle 4, and the material guide bin 7 is connected to the feed chute 5. The coal powder is ground by the outer shell 1 and the upper grinding disc 8, and the ground coal powder re-enters the interior of the feed chute 5 through the feed chute 6 and the material guide bin 7 for screening.

[0033] Furthermore, in the above technical solution, a slider 13 is provided on the outer wall of the upper grinding disc 8, and the number of the sliders 13 is set to be multiple, and the multiple sliders 13 are arranged in a ring array on the outer wall of the upper grinding disc 8. The outer wall of the upper grinding disc 8 is provided with a transmission gear ring 12, and the slider 13 is slidably connected to the inner wall of the feed chute 6. The slider 13 is set to an arc shape. The slider 13 slides on the inner wall of the feed chute 6 to support the upper grinding disc 8. The slider 13 can also clean the coal powder attached to the inner wall of the feed chute 6 to allow the coal powder to enter the interior of the guide bin 7. The guide bin 7 is set for cleaning to allow the coal powder to enter the interior of the feed chute 5.

[0034] Furthermore, in the above technical scheme, a distribution bin 15 is provided inside the discharge shell 14, and the inside of the distribution bin 15 is connected to the top of the mounting pipe 9, and a guide plate 16 is provided on one side of the top of the discharge shell 14, and the guide plate 16 is inclined. A feed port 17 is provided on the top of the discharge shell 14 and the upper grinding disc 8, and coal powder larger than 0.5 mm is transported upward through the threaded feeding rod 11, and then the coal powder enters the inside of the distribution bin 15. At the same time, the external coal powder enters the inside of the distribution bin 15 through the guide plate 16 and enters between the outer shell 1 and the upper grinding disc 8 through the feed port 17.

[0035] In this embodiment, when the coal powder needs to be ground by the grinding disc, the motor drives the bottom outer shell 1 to rotate, and then the coal powder enters the interior of the distribution bin 15 through the guide plate 16 and enters between the outer shell 1 and the upper grinding disc 8 through the feed port 17 for grinding. The ground coal powder enters the interior of the lower trough 6, and then the coal powder enters the feed trough 5 in the filter baffle 4 through the guide bin 7 for collection. The feed trough 5 is provided with a screen to intercept coal powder larger than 0.5 mm. At the same time, the drive motor 10 is started, and the drive motor 10 drives the threaded feeding rod 11 to rotate, so that the threaded feeding rod 11 drives the coal powder larger than 0.5 mm to move upward and re-enter the interior of the distribution bin 15, and then enters the interior of the outer shell 1 and the upper grinding disc 8 for grinding.

[0036] The above-described embodiments only express a certain implementation method of the utility model, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that, for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the patent of the utility model shall be based on the attached claims.

Claims

1. A grinding disc with a guiding function, characterized in that: include A housing (1), a lower grinding disc (2) is arranged in the middle of the housing (1), a grinding groove (3) is provided on the top of the lower grinding disc (2), a filtering baffle (4) is arranged in the middle of the lower grinding disc (2), a feeding groove (5) is provided inside the filtering baffle (4), and a material dividing structure is arranged between the housing (1) and the filtering baffle (4); An upper grinding disc (8) is arranged directly above the outer shell (1); a discharge shell (14) is arranged in the middle of the top of the upper grinding disc (8); a driving motor (10) is arranged on the top of the discharge shell (14); a threaded feeding rod (11) is arranged at the output end of the driving motor (10); a mounting tube (9) is arranged at the bottom of the upper grinding disc (8); the threaded feeding rod (11) is arranged inside the mounting tube (9); and the mounting tube (9) is arranged inside the feed trough (5).

2. The grinding disc with a guiding function according to claim 1, characterized in that: The material distribution structure comprises a material discharge trough (6), wherein the material discharge trough (6) is opened on the outer side of the top of the housing (1), and a material guide bin (7) is arranged at the bottom of the material discharge trough (6), one end of the material guide bin (7) is connected to the filter baffle (4), and the material guide bin (7) is communicated with the feed trough (5).

3. The grinding disc with a guiding function according to claim 1, characterized in that: The outer wall of the upper grinding disc (8) is provided with a sliding block (13), the number of the sliding blocks (13) is set to be multiple, and the multiple sliding blocks (13) are arranged in a ring array on the outer wall of the upper grinding disc (8), and the outer wall of the upper grinding disc (8) is provided with a transmission gear ring (12).

4. The grinding disc with a guiding function according to claim 3, characterized in that: The slider (13) is slidably connected to the inner wall of the material discharge chute (6), and the slider (13) is arranged in an arc shape.

5. The grinding disc with a guiding function according to claim 1, characterized in that: A material distribution bin (15) is provided inside the discharge shell (14), and the inside of the material distribution bin (15) is connected to the top of the installation pipe (9).

6. The grinding disc with a guiding function according to claim 1, characterized in that: A guide plate (16) is provided on one side of the top of the discharge shell (14), and the guide plate (16) is arranged in an inclined manner. A feed port (17) is provided on the top of the discharge shell (14) and the upper grinding disc (8).

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