Multi-stage ore grinding mill

Abstract

The utility model relates to the technical field of flour mills, and discloses a multi-stage grinding ore flour mill which comprises a machine body, the top of the machine body is fixedly connected with a discharging hopper, two grinding rods are fixedly connected in the machine body, the peripheries of the two grinding rods are rotationally connected with a plurality of grinding rollers which are uniformly distributed, and the grinding rollers are fixedly connected with the discharging hopper. Two grinding discs are fixedly connected to the interior of the machine body, the multiple grinding rollers abut against the two grinding discs correspondingly, a driving assembly is arranged in the machine body, two screening assemblies are arranged in the machine body, and each screening assembly comprises a first screening plate and a second screening plate; the first sieve plate and the second sieve plate are both connected into the machine body in a sliding mode. According to the ore screening device, the motor, the transmission rod, the rotating disc, the connecting rod, the connecting plate, the connecting shaft, the connecting plate, the first screening plate and the second screening plate are matched with one another, the motor is used for driving the rotating disc to rotate, and the connecting plate rotates correspondingly, so that the first screening plate and the second screening plate reciprocate to screen fallen ore.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding mills, in particular to a multi-stage grinding ore grinding mill. Background Art

[0002] Ore grinding machine is a kind of equipment used to crush and grind ore. It is usually used in ore processing factories, metallurgy, building materials, chemical industry and other industries to convert the original ore into powder or fine particles through the process of crushing and grinding, so as to facilitate the subsequent smelting, refining or other processing.

[0003] Existing ore mills have good grinding effects, but some grinders do not have the function of multi-stage grinding, which can better control the size and distribution of particles. The lack of multi-stage grinding may lead to a large range of particle size differences in the powder, thus affecting the quality and stability of the product. Therefore, a multi-stage grinding ore mill is proposed to solve the above problems. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a multi-stage grinding ore grinding machine, which aims to improve the problem that some grinding machines in the prior art do not have the function of multi-stage grinding, and multi-stage grinding can better control the size and distribution of particles. The lack of multi-stage grinding may lead to a large range of particle size differences in the powder, thereby affecting the quality and stability of the product.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a multi-stage grinding ore grinding machine comprises a body, the top of the body is fixedly connected to a lower hopper, two grinding rods are fixedly connected inside the body, the outer peripheries of the two grinding rods are rotatably connected to a plurality of evenly distributed grinding rollers, two grinding discs are fixedly connected inside the body, and the plurality of grinding rollers are respectively abutted against the two grinding discs, a driving assembly is provided inside the body, two screening assemblies are provided inside the body, the screening assembly comprises sieve plate 1 and sieve plate 2, the sieve plate 1 and the sieve plate 2 are both slidably connected inside the body, the right sides of the sieve plate 1 and the sieve plate 2 are fixedly connected to a connecting plate, the interiors of the two connecting plates are rotatably connected to connecting shafts, two connecting shafts are provided inside the body, a cleaning assembly is provided inside the body, and a discharge pipe is fixedly connected to the bottom of the body.

[0006] Furthermore, the cleaning assembly includes an electric push rod, which is fixedly connected to the inner rear side of the machine body, and a cleaning shovel is fixedly connected to the front end of the electric push rod.

[0007] Furthermore, the driving assembly includes a motor, which is fixedly connected to the right side of the body, the output end of the motor is fixedly connected to a turntable, the inside of the turntable is fixedly connected to a connecting rod, the bottom periphery of the connecting rod is rotatably connected to a connecting plate, and the bottom of the connecting rod is fixedly connected to a transmission rod.

[0008] Furthermore, two discharge pipes are fixedly connected to the front side of the machine body.

[0009] Furthermore, the two cleaning shovels are slidably connected to the sieve plate 1 and the sieve plate 2 respectively.

[0010] Furthermore, the connecting plate is fixedly connected to the bottom periphery of the connecting shaft.

[0011] Furthermore, the diameter of the sieve holes formed in the sieve plate 1 is larger than the diameter of the sieve holes formed in the sieve plate 2.

[0012] Furthermore, two supporting feet are fixedly connected to the bottom of the left and right sides of the body.

[0013] The utility model has the following beneficial effects:

[0014] 1. In the utility model, through the mutual cooperation among the motor, the transmission rod, the turntable, the connecting rod, the connecting plate, the connecting shaft, the connecting plate, the sieve plate 1 and the sieve plate 2, the motor is used to drive the turntable to rotate, and the connecting plate generates a corresponding rotation, so that the sieve plate 1 and the sieve plate 2 reciprocate to screen the fallen ore.

[0015] 2. In the utility model, through the mutual cooperation between the electric push rod, the cleaning shovel and the discharge pipe, the electric push rod is used to move the cleaning shovel, and the remaining ore on the sieve plate 1 and the sieve plate 2 is cleaned out of the machine body, discharged from the discharge pipe, and ground again. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional schematic diagram of a multi-stage grinding ore grinding mill proposed by the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of a motor of a multi-stage grinding ore grinding machine proposed by the utility model;

[0018] Figure 3 The utility model discloses a structural schematic diagram of a cleaning shovel of a multi-stage grinding ore grinding machine.

[0019] Legend:

[0020] 1. Machine body; 2. Lower hopper; 3. Support feet; 4. Discharge pipe; 5. Motor; 6. Transmission rod; 7. Turntable; 8. Connecting rod; 9. Connecting plate; 10. Discharge pipe; 11. Connecting shaft; 12. Connecting plate; 13. Screen plate 1; 14. Screen plate 2; 15. Electric push rod; 16. Cleaning shovel; 17. Grinding rod; 18. Grinding roller; 19. Grinding disc. DETAILED DESCRIPTION

[0021] 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.

[0022] Reference Figure 1 - Figure 2 The utility model provides an embodiment: a multi-stage grinding ore grinding machine, including a body 1, a lower hopper 2 is fixedly connected to the top of the body 1, two grinding rods 17 are fixedly connected inside the body 1, and the outer peripheries of the two grinding rods 17 are rotatably connected to multiple uniformly distributed grinding rollers 18, two grinding discs 19 are fixedly connected inside the body 1, and multiple grinding rollers 18 are respectively abutted against the two grinding discs 19, a driving component is provided inside the body 1, and two screening components are provided inside the body 1, and the screening components include a sieve plate 13 and a sieve plate 2 14, and the sieve plate 13 and the sieve plate 2 14 are both slidably connected to the inside of the body 1, and the right sides of the sieve plate 13 and the sieve plate 2 14 are fixedly connected with a connecting plate 12, and the two The interior of each connecting plate 12 is rotatably connected with a connecting shaft 11, two connecting shafts 11 are arranged inside the body 1, a cleaning component is arranged inside the body 1, a discharge pipe 10 is fixedly connected to the bottom of the body 1, and the driving component includes a motor 5, the motor 5 is fixedly connected to the right side of the interior of the body 1, a turntable 7 is fixedly connected to the output end of the motor 5, a connecting rod 8 is fixedly connected to the interior of the turntable 7, a connecting plate 9 is rotatably connected to the bottom periphery of the connecting rod 8, a transmission rod 6 is fixedly connected to the bottom of the connecting plate 9, and the connecting plate 9 is fixedly connected to the bottom periphery of the connecting shaft 11, the sieve hole aperture of the sieve plate 13 is larger than the sieve hole aperture of the sieve plate 2 14, and two supporting feet 3 are fixedly connected to the bottom of the left and right sides of the body 1.

[0023] Specifically, the machine body 1 is used to accommodate internal parts, the grinding rod 17, the grinding roller 18, and the grinding disc 19 are used for grinding. Rolling the ore is a prior art and will not be described in detail here. The sieve plate 13 is used for primary screening, and the ore after roller grinding is initially screened. The sieve plate 2 14 is used for secondary screening. The ore after the first screening falls from both sides of the inside of the machine body 1 to another grinding disc 19 for grinding, and then is screened by the sieve plate 2 14 and discharged from the discharge pipe 10. The connecting plate 12 is used to connect the sieve plate 13 and the sieve plate 2 14. The shaft 11 is used to connect the connecting plate 12 and the connecting plate 9, the connecting rod 8 is used to connect the connecting plate 9 and the turntable 7, and the connecting rod 8 is located on one side of the turntable 7, so as to achieve an eccentric effect. When the turntable 7 rotates, the rotation range of the connecting rod 8 is greater than the diameter of the turntable 7. The transmission rod 6 is used to transmit motion. The bottom of the body 1 is provided with the same connecting rod 8 and the connecting plate 9, and the transmission rod 6 is used to connect the two connecting rods 8. The motor 5 is used to generate power to drive the turntable 7 to rotate, the supporting foot 3 is used to support the body 1, and the lower hopper 2 is used to facilitate the placement of ore.

[0024] Reference Figure 1 and Figure 3 The cleaning assembly includes an electric push rod 15, which is fixedly connected to the inner rear side of the body 1. A cleaning shovel 16 is fixedly connected to the front end of the electric push rod 15. Two discharge pipes 4 are fixedly connected to the front side of the body 1. The two cleaning shovels 16 are slidably connected to the sieve plate 1 13 and the sieve plate 2 14 respectively.

[0025] Specifically, the electric push rod 15 is used to generate power to move the cleaning shovel 16, and the cleaning shovel 16 is used to clean the ore remaining on the sieve plate 13 and the sieve plate 2 14. The discharge pipe 4 is used to discharge the ore. The cleaning shovel 16 is moved by the electric push rod 15, so that the cleaning shovel 16 will slide on the sieve plate 13 and the sieve plate 2 14, and push the sieved ore to the entrance of the discharge pipe 4, and be discharged from the discharge pipe 4.

[0026] Working principle: When in use, put the ore from the lower hopper 2 into the machine body 1, then start the grinding mill, the two grinding rods 17 drive the two grinding rollers 18 to rotate on the grinding disc 19, when the ore falls on the grinding disc 19, the grinding rollers 18 will roll and grind it, and in the process of continuous grinding, under the influence of centrifugal force, the ore will fall from the edge of the grinding disc 19 and fall onto the screen plate 13, then the motor 5, the motor 5 drives the transmission rod 6 to rotate, when the transmission rod 6 rotates, the turntable 7 drives the connecting rod 8 to rotate, and the connecting rod 8 will pull the connecting plate 9 to move, the connecting plate 9 is connected to the outer periphery of the connecting rod 8, so the connecting plate 9 will rotate around the connecting rod 8 when the connecting rod 8 rotates, and the connecting plate 9 will drive the connecting shaft 11 to move together when it moves, and the connecting plate 12 also rotates on the outer periphery of the connecting shaft 11, so the two connecting plates 12 will respectively drive the sieve plate 1 13 and the sieve plate 2 14 to reciprocate together to achieve the screening effect, and the ore that has not been screened will remain on the surface of the sieve plate 1 13 and the sieve plate 2 14. At this time, the electric push rod 15 is started, and the electric push rod 15 drives the cleaning shovel 16 to move, shoveling the ore to the discharge pipe 4, and discharged from the discharge pipe 4, and the ore powder screened by the sieve plate 2 14 will be discharged from the cleaning pipe.

[0027] 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 multi-stage grinding ore grinding machine, comprising a machine body (1), characterized in that: The top of the machine body (1) is fixedly connected to a lower hopper (2); two grinding rods (17) are fixedly connected inside the machine body (1); the outer circumferences of the two grinding rods (17) are rotatably connected to a plurality of evenly distributed grinding rollers (18); two grinding discs (19) are fixedly connected inside the machine body (1); the plurality of grinding rollers (18) are respectively in contact with the two grinding discs (19); a driving component is provided inside the machine body (1); two screening components are provided inside the machine body (1); the screening components include a screening plate One (13) and two sieve plates (14), the one (13) and the two (14) sieve plates are both slidably connected inside the machine body (1), the right sides of the one (13) and the two (14) sieve plates are both fixedly connected with connecting plates (12), the insides of the two connecting plates (12) are both rotatably connected with connecting shafts (11), the inside of the machine body (1) is provided with two connecting shafts (11), the inside of the machine body (1) is provided with a cleaning component, and the bottom of the machine body (1) is fixedly connected with a discharge pipe (10).

2. A multi-stage grinding ore grinding mill according to claim 1, characterized in that: The cleaning assembly comprises an electric push rod (15), the electric push rod (15) is fixedly connected to the inner rear side of the machine body (1), and a cleaning shovel (16) is fixedly connected to the front end of the electric push rod (15).

3. A multi-stage grinding ore grinding mill according to claim 2, characterized in that: The driving assembly comprises a motor (5), the motor (5) being fixedly connected to the right side of the interior of the machine body (1), the output end of the motor (5) being fixedly connected to a turntable (7), the interior of the turntable (7) being fixedly connected to a connecting rod (8), the bottom periphery of the connecting rod (8) being rotatably connected to a connecting plate (9), and the bottom of the connecting rod (8) being fixedly connected to a transmission rod (6).

4. The multi-stage grinding ore grinding mill according to claim 2, characterized in that: Two discharge pipes (4) are fixedly connected to the front side of the machine body (1).

5. The multi-stage grinding ore grinding mill according to claim 2, characterized in that: The two cleaning shovels (16) are slidably connected to the sieve plate one (13) and the sieve plate two (14) respectively.

6. The multi-stage grinding ore grinding mill according to claim 3, characterized in that: The connecting plate (9) is fixedly connected to the bottom periphery of the connecting shaft (11).

7. The multi-stage grinding ore grinding mill according to claim 1, characterized in that: The sieve hole diameter of the sieve plate 1 (13) is larger than the sieve hole diameter of the sieve plate 2 (14).

8. The multi-stage grinding ore grinding mill according to claim 1, characterized in that: Two supporting feet (3) are fixedly connected to the bottoms of the left and right sides of the machine body (1).

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