Feeding device of vertical mill

Abstract

The utility model discloses a feeding device of a vertical mill, which relates to the technical field of feeding equipment and comprises a shell and a chute obliquely arranged on the shell, a spiral feeding component is arranged in the chute, one end of the chute is connected with the shell through an elastic cylinder, and an angle adjusting component for driving the chute to rotate is arranged on the shell. The angle adjusting assembly adjusts the angle between the chute and the shell, stable movement of materials in the chute is achieved under the action of the spiral feeding assembly, then the materials with different water contents enter the shell stably, practicability is higher, the shell and the chute can be stably connected conveniently when the chute is adjusted to different angles through the arrangement of an elastic cylinder, and the service life of the chute is prolonged. Therefore, stable movement of the materials is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of feeding equipment, in particular to a vertical mill feeding device. Background Art

[0002] Vertical mills are now widely used in cement plants and grinding plants for grinding raw materials, clinker, slag, etc. It is a highly efficient and energy-saving industrial equipment with good economic benefits and energy-saving effects. When the moisture content of the material is too high, it will cause blockage, agglomeration, etc., causing the equipment to stop operating, resulting in a waste of resources and increasing the labor intensity of workers cleaning the materials.

[0003] For example, the publication number CN209810321U disclosed a vertical grinding mill for powdered materials on December 20, 2019, including a vertical grinding mill main unit, a disperser and a classifier, the dispersion casing of the disperser is installed on the main unit casing of the vertical grinding mill main unit, the classifier casing of the classifier is installed on the dispersion casing of the disperser, and the classifier casing is provided with a screw conveyor feeder extending between the classifier wheel of the classifier and the dispersion turntable of the disperser, the discharge port of the screw conveyor feeder corresponds to the center of the dispersion turntable, and an upper guide ring and a lower collecting hopper are provided in the dispersion casing below the dispersion turntable, the lower end discharge port of the collecting hopper corresponds to the center of the grinding disc of the vertical grinding mill main unit, the upper and lower parts of the guide ring are respectively a material guide cone ring with a larger upper part and a smaller lower part, and an air guide cone ring with a smaller upper part and a larger lower part, the upper opening diameter of the material guide cone ring is larger than the diameter of the dispersion turntable, and the lower opening diameter of the air guide cone ring is larger than the diameter of the upper feeding port of the collecting hopper. When the chute of the mill disclosed above is in use, the materials cannot move stably in the chute due to the different moisture contents of different materials. Summary of the invention

[0004] The utility model aims to provide a vertical mill feeding device for convenient material movement. The utility model adjusts the angle of the chute through an angle adjustment component, thereby facilitating the convenient movement of materials in the chute, thereby ensuring that materials with different moisture contents stably enter the vertical mill.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the utility model to solve its technical problem is: a vertical mill feeding device, including a shell and a chute obliquely arranged on the shell, a spiral feeding assembly is arranged in the chute, one end of the chute is connected to the shell through an elastic tube, and the shell is provided with an angle adjustment assembly for driving the chute to rotate.

[0006] As a further solution of the utility model, fixed blocks are provided on the chute and the shell, a rotating rod is provided between the two fixed blocks, one end of the rotating rod is hinged to one fixed block, and the other end of the rotating rod is hinged to the other fixed block.

[0007] As a further solution of the utility model, first connecting flanges are provided at both ends of the elastic tube, second connecting flanges are provided on the shell and the chute, and the first connecting flange is connected to the second connecting flange by bolts.

[0008] As a further solution of the utility model, the spiral feeding assembly includes a reduction motor, a rotating shaft, spiral blades and a fixed column. The reduction motor is connected to the chute, the fixed column is arranged in the chute, the rotating shaft is connected to the spiral blades, one end of the rotating shaft is connected to the fixed column, and the other end of the rotating shaft extends outside the chute and is connected to the power output shaft of the reduction motor.

[0009] As a further solution of the utility model, a fixing seat is provided on the shell, and the angle adjustment component is connected to the fixing seat.

[0010] As a further solution of the utility model, the angle adjustment component is an adjustment rod, one end of the adjustment rod is hinged to the chute, and the other end of the adjustment rod is clamped to the fixing seat.

[0011] As a further solution of the utility model, the fixing seat is provided with an adjustment groove which is clamped with the end of the adjustment rod.

[0012] As a further solution of the utility model, the angle adjustment component is a hydraulic cylinder, the piston of the hydraulic cylinder is hinged to the chute, and the cylinder body of the hydraulic cylinder is hinged to the fixed seat.

[0013] As a further solution of the utility model, the elastic tube is made of nitrile rubber.

[0014] As a further solution of the utility model, a feed port is provided on the chute.

[0015] The beneficial effects of the utility model are:

[0016] The angle adjustment component adjusts the angle between the chute and the shell, and the material can be stably moved in the chute under the action of the spiral feeding component, so that the material with different water content can be stably fed into the shell. The practicability is higher, and the elastic cylinder is set to facilitate the stable connection between the shell and the chute when the chute is adjusted to different angles, thereby ensuring the stable movement of the material.

[0017] The angle adjustment of the chute is achieved through the cooperation of the adjusting rod and the adjusting groove on the fixed seat, and the adjusting rod as an angle adjustment component has a simple structure and low manufacturing cost. The hydraulic cylinder as an angle adjustment component makes the angle adjustment of the chute convenient and quick, without manual operation, and has higher practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the vertical mill feeding device of the utility model.

[0019] Figure 2 for Figure 1 A schematic structural diagram of another embodiment of a vertical mill feeding device.

[0020] In the attached drawings: 1-shell, 2-chute, 3-feeding port, 4-elastic cylinder, 5-acceleration and deceleration motor, 6-rotating shaft, 7-spiral blade, 8-fixing column, 9-first connecting flange, 10-second connecting flange, 11-fixing block, 12-rotating rod, 13-fixing seat, 14-adjusting rod, 15-adjusting groove, 16-hydraulic cylinder. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0022] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0023] like Figure 1 As shown, the vertical mill feeding device comprises a shell 1 and a chute 2 obliquely arranged on the shell 1. The shell 1 is the shell of the vertical mill. A spiral feeding component is arranged in the chute 2. One end of the chute 2 is connected to the shell 1 through an elastic cylinder 4. An angle adjustment component for driving the chute 2 to rotate is arranged on the shell 1. The elastic cylinder 4 is arranged so that when the chute 2 is adjusted to different angles, the shell 1 and the chute 2 can be stably connected.

[0024] When in use, the material enters the chute 2, and the spiral feeding component in the chute 2 works, thereby realizing the movement of the material from the chute 2 to the shell 1, and the angle adjustment component works according to the moisture content of the material to be transported, and adjusts the angle between the chute 2 and the shell 1, thereby realizing the stable movement of the material in the chute 2, and realizing the stable entry of materials with different moisture contents into the shell, which is more practical.

[0025] A fixed block 11 is provided on both the chute 2 and the shell 1, and a rotating rod 12 is provided between the two fixed blocks 11. One end of the rotating rod 12 is hinged to one fixed block 11, and the other end of the rotating rod 12 is hinged to the other fixed block 11. The chute 2 is rotatably connected to the shell 1 through the cooperation of the rotating rod 12 and the fixed block 11, so that the angle adjustment component can adjust the angle of the chute 2.

[0026] A first connecting flange 9 is provided at both ends of the elastic tube 4, and a second connecting flange 10 is provided on the shell 1 and the chute 2. The first connecting flange 9 is connected to the second connecting flange 10 by bolts. The first connecting flange 9 and the second connecting flange 10 are matched to achieve a stable connection of the elastic tube 4. Specifically, through holes for the bolts to pass through are provided on the first connecting flange 9 and the second connecting flange 10.

[0027] The spiral feeding assembly includes a reduction motor 5, a rotating shaft 6, a spiral blade 7 and a fixed column 8. The reduction motor 5 is connected to the chute 2, and the fixed column 8 is arranged in the chute 2. The rotating shaft 6 is connected to the spiral blade 7. One end of the rotating shaft 6 is connected to the fixed column 8, and the other end of the rotating shaft 6 extends outside the chute 2 and is connected to the power output shaft of the reduction motor 5. When the reduction motor 5 is working, the power output shaft of the reduction motor 5 rotates to drive the rotating shaft 6 to rotate in the chute 2. The rotation of the rotating shaft 6 enables the spiral blade 7 to move the material entering the chute 2, and the fixed column 8 arranged in the chute 2 supports the rotation of the rotating shaft 6. In this embodiment, the reduction motor 5 is connected to the chute 2 by bolts, and the fixed column 8 is provided with a bearing that cooperates with the rotating shaft 6.

[0028] A fixing seat 13 is provided on the shell 1, and the angle adjustment component is connected to the fixing seat 13. The fixing seat 13 is welded to the shell 1, and the setting of the fixing seat 13 supports the angle adjustment component.

[0029] Reference Figure 1 The angle adjustment component is an adjustment rod 14, one end of the adjustment rod 14 is hinged to the chute 2, and the other end of the adjustment rod 14 is clamped with the fixed seat 13. The adjustment rod 14 is rotated to adjust the angle of the chute 2. After the angle adjustment is completed, the adjustment rod 14 is moved so that the adjustment rod 14 is clamped with the fixed seat 13. The adjustment rod 14 supports the chute 2 after the angle adjustment.

[0030] The fixing seat 13 is provided with an adjustment slot 15 which is engaged with the end of the adjustment rod 14 . There are five adjustment slots 15 which are arranged at equal intervals on the fixing seat 13 , so as to ensure that the adjustment rod 14 cooperates with the adjustment slots 15 at different positions.

[0031] Reference Figure 2 The angle adjustment component is a hydraulic cylinder 16, the piston of the hydraulic cylinder 16 is hinged to the chute 2, the cylinder body of the hydraulic cylinder 16 is hinged to the fixed seat 13, and the operation of the hydraulic cylinder 16 causes the piston chute 2 to rotate, thereby realizing the angle adjustment of the chute 2.

[0032] The elastic tube 4 is made of nitrile rubber, thereby ensuring that the elastic tube 4 can stably perform the connection work after the chute 2 is rotated to different angles.

[0033] A feed port 3 is provided on the chute 2 , and the material enters the chute 2 through the feed port 3 .

[0034] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A vertical mill feeding device, comprising a housing (1) and a chute (2) obliquely arranged on the housing (1), characterized in that: A spiral feeding assembly is provided in the chute (2); one end of the chute (2) is connected to the housing (1) via an elastic tube (4); and an angle adjustment assembly for driving the chute (2) to rotate is provided on the housing (1).

2. The vertical mill feeding device according to claim 1, characterized in that: The chute (2) and the shell (1) are both provided with fixed blocks (11), a rotating rod (12) is provided between the two fixed blocks (11), one end of the rotating rod (12) is hinged to one fixed block (11), and the other end of the rotating rod (12) is hinged to the other fixed block (11).

3. The vertical mill feeding device according to claim 2, characterized in that: The elastic tube (4) is provided with first connecting flanges (9) at both ends, the housing (1) and the chute (2) are provided with second connecting flanges (10), and the first connecting flange (9) is connected to the second connecting flange (10) by bolts.

4. The vertical mill feeding device according to any one of claims 1 to 3, characterized in that: The spiral feeding assembly comprises a reduction motor (5), a rotating shaft (6), a spiral blade (7) and a fixed column (8), wherein the reduction motor (5) is connected to the chute (2), the fixed column (8) is arranged in the chute (2), the rotating shaft (6) is connected to the spiral blade (7), one end of the rotating shaft (6) is connected to the fixed column (8), and the other end of the rotating shaft (6) extends outside the chute (2) and is connected to the power output shaft of the reduction motor (5).

5. The vertical mill feeding device according to claim 4, characterized in that: A fixing seat (13) is provided on the housing (1), and the angle adjustment component is connected to the fixing seat (13).

6. The vertical mill feeding device according to claim 5, characterized in that: The angle adjustment component is an adjustment rod (14), one end of the adjustment rod (14) is hinged to the chute (2), and the other end of the adjustment rod (14) is clamped to the fixing seat (13).

7. The vertical mill feeding device according to claim 6, characterized in that: The fixing seat (13) is provided with an adjustment groove (15) which is clamped with the end of the adjustment rod (14).

8. The vertical mill feeding device according to claim 5, characterized in that: The angle adjustment component is a hydraulic cylinder (16), the piston of the hydraulic cylinder (16) is hinged to the chute (2), and the cylinder body of the hydraulic cylinder (16) is hinged to the fixed seat (13).

9. The vertical mill feeding device according to claim 8, characterized in that: The elastic tube (4) is made of nitrile rubber.

10. The vertical mill feeding device according to claim 1, characterized in that: The chute (2) is provided with a feed port (3).

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