Dry ore grinding device for iron ore

Abstract

The utility model relates to the technical field of iron ore dry grinding equipment, in particular to an iron ore dry grinding device which comprises a box body and a feed port formed in the top surface of the box body in a penetrating mode, the top surface of the box body is fixedly connected with a rotating motor, and the bottom surface of the box body is connected with a horizontal plate in an attached and sliding mode. A supporting base is fixedly connected to the bottom surface of the horizontal plate, an inclined electric push rod is arranged above the supporting base, and a supporting rod is fixedly connected to the top surface of the supporting base; by arranging the inclined electric push rod, the supporting rod, the shielding electric push rod, the shielding plate, the material guide plate, the treatment box, the crushing roller, the treatment motor, the servo motor, the sliding rail box, the threaded rod, the left electric push rod and the right electric push rod, large iron ore which cannot be pressed and ground can be conveniently discharged from the surface of the top of the filter plate; and the discharged iron ore can be crushed again and fed into the feeding hole in the top of the box body again, so that the grinding effect of the iron ore is guaranteed.

Description

Technical Field

[0001] The utility model relates to an iron ore dry grinding device, belonging to the technical field of iron ore dry grinding equipment. Background Art

[0002] Iron is the most common metal with a wide range of uses. Iron is extracted from iron ore, which refers to a well or mountain containing rocks or sediments that can be refined into iron compounds. In the mining process of iron ore, in order to improve the extraction of iron, the iron ore needs to be crushed and ground into small particles, which is conducive to the efficient extraction of iron in the later stage. Generally, dry grinding equipment is used to operate, and large pieces of iron ore are ground into small particles. After filtering through the filter plate, the iron ore of the required size is obtained.

[0003] The existing technology has the following problems:

[0004] In the actual application of the existing iron ore dry grinding device, researchers have found that during the pressing process, large particles of iron ore that are difficult to press successfully will appear. At this time, they need to be removed in time, which is very time-consuming and labor-intensive. After being removed, it is difficult to crush and put it back into the pressing box conveniently, which has a poor effect on the grinding of the iron ore. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides an iron ore dry grinding device.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an iron ore dry grinding device, comprising a box body and a feed port extending through the top surface of the box body, a rotating motor fixedly connected to the top surface of the box body, a horizontal plate slidably connected to the bottom surface of the box body, a support base fixedly connected to the bottom surface of the horizontal plate, an inclined electric push rod is provided above the support base, a support rod is fixedly connected to the top surface of the support base, a shielding plate is slidably connected to the outer surface of the box body, and a shielding electric push rod is fixedly connected to the top surface of the shielding plate. The outer surface of the box body is fixedly connected to a material guide plate, and a processing box is provided under the material guide plate. The front surface of the processing box is fixedly connected to a gear box, and the front surface of the gear box is fixedly connected to a processing motor. The front and rear surfaces of the inner cavity of the processing box are movably connected to crushing rollers through bearings. One side surface of the processing box is fixedly connected to left and right electric push rods, and the rear surfaces of the left and right electric push rods are fixedly connected to a moving plate. The rear surface of the moving plate is fitted with a slide rail box for sliding connection. The top surface of the slide rail box is fixedly connected to a servo motor, and a threaded rod is provided in the inner cavity of the slide rail box.

[0007] Preferably, the output end of the rotating motor is fixedly connected to a rotating rod, the outer surface of the rotating rod is fixedly connected to a grinding roller, the bottom surface of the grinding roller is slidingly connected to a filter plate, and the outer surface of the filter plate is fixedly connected to the box.

[0008] Preferably, a discharge port is provided through the box body near the position of the baffle plate, the telescopic end of the shielding electric push rod is fixedly connected to the baffle plate, and the outer surface of the sleeve end of the shielding electric push rod is fixedly connected to the box body.

[0009] Preferably, the top end of the support rod and the telescopic end of the tilt electric push rod are both movably connected to the box body via a rotating shaft, and the sleeve end of the tilt electric push rod is movably connected to the support base via a rotating shaft.

[0010] Preferably, the front and rear side surfaces of the inner cavity of the gear box are movably connected to the driving gear plate through bearings, the outer surface of the driving gear plate is meshedly connected to the passive gear plate, the front and rear ends of the passive gear plate are movably connected to the gear box through bearings, the front surface of the driving gear plate is fixedly connected to the output end of the processing motor, there are two crushing rollers, and the front surfaces of the two crushing rollers are respectively fixedly connected to the driving gear plate and the passive gear plate through fixing rods.

[0011] Preferably, a sliding block is fixedly connected to the rear surface of the moving plate, and the sliding block is threadedly connected to the outer surface of the threaded rod. A sliding groove matching the structural size of the sliding block is provided on the front surface of the slide rail box, and the bottom surface of the slide rail box is fixedly connected to the support base.

[0012] Preferably, one end of the threaded rod is fixedly connected to the output end of the servo motor, and one end of the threaded rod away from the servo motor is movably connected to the slide rail box through a bearing.

[0013] The beneficial effects of the utility model are:

[0014] The utility model is provided with an inclined electric push rod, a support rod, a shielding electric push rod, a shielding plate, a material guide plate, a processing box, a crushing roller, a processing motor, a servo motor, a slide box, a threaded rod and left and right electric push rods, which can conveniently discharge the large pieces of iron ore that have not completed the pressing and grinding from the top surface of the filter plate, and the discharged iron ore can be crushed again and put into the feed port on the top of the box body, thereby ensuring the grinding effect of the iron ore. When in use, the contraction of the shielding electric push rod is controlled to drive the raising of the shielding plate to expose the discharge port, and the extension of the inclined electric push rod is controlled to make the box body tilt , and conveniently discharge the large pieces of iron ore that have not been pressed and ground on the top surface of the filter plate into the processing box through the guide plate. Further, the servo motor is controlled to drive the rotation of the threaded rod. At this time, the sliding block connected to the surface of the moving plate on the rear side of the left and right electric push rods is threadedly connected to the outer surface of the threaded rod. As the threaded rod rotates, the left and right electric push rods and the processing box assembly rises, and the left and right electric push rods are controlled to extend, and the discharge pipe at the bottom of the processing box is aligned with the feed port on the top of the box. Driven by the processing motor, the two grinding rollers rotate, and the iron ore is crushed and put back into the box for the grinding operation to be performed again. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the specific embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation to the present invention.

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure inside the box body of the present invention;

[0018] Figure 3 This is a schematic diagram of the internal details of the processing box in the present invention;

[0019] Figure 4 This is a schematic structural diagram of the internal details of the gear box in the present invention;

[0020] Figure 5 This is a structural diagram of the details of the sliding block in the present invention;

[0021] Figure 6 This is a schematic diagram of the internal details of the slide rail box in the present invention;

[0022] In the figure: 1. Box body; 2. Feed inlet; 3. Rotating motor; 4. Horizontal plate; 5. Support base; 6. Tilting electric push rod; 7. Support rod; 8. Shielding plate; 9. Shielding electric push rod; 10. Guide plate; 11. Processing box; 12. Gear box; 13. Processing motor; 14. Crushing roller; 15. Left and right electric push rods; 16. Moving plate; 17. Slide box; 18. Servo motor; 19. Threaded rod; 20. Rotating rod; 21. Grinding roller; 22. Filter plate; 24. Driving gear plate; 25. Passive gear plate; 26. Sliding block. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] Example 1

[0025] See also Figure 1-6 The utility model provides the following technical solutions: an iron ore dry grinding device, comprising a box body 1 and a feed port 2 extending through the top surface of the box body 1, a rotating motor 3 fixedly connected to the top surface of the box body 1, a horizontal plate 4 slidingly connected to the bottom surface of the box body 1, a support base 5 fixedly connected to the bottom surface of the horizontal plate 4, an inclined electric push rod 6 is provided above the support base 5, a support rod 7 is fixedly connected to the top surface of the support base 5, a shielding plate 8 slidingly connected to the outer surface of the box body 1, a shielding electric push rod 9 fixedly connected to the top surface of the shielding plate 8, and a shielding electric push rod 9 fixedly connected to the outer surface of the box body 1 There is a material guide plate 10, and a processing box 11 is provided under the material guide plate 10. The front surface of the processing box 11 is fixedly connected to a gear box 12, and the front surface of the gear box 12 is fixedly connected to a processing motor 13. The front and rear surfaces of the inner cavity of the processing box 11 are movably connected to a crushing roller 14 through a bearing. One side surface of the processing box 11 is fixedly connected to left and right electric push rods 15, and the rear surfaces of the left and right electric push rods 15 are fixedly connected to a moving plate 16. The rear surface of the moving plate 16 is fitted with a slide box 17 for sliding connection, and the top surface of the slide box 17 is fixedly connected to a servo motor 18. The inner cavity of the slide box 17 is provided with a threaded rod 19.

[0026] When in use, first place the device in a suitable position, then put the iron ore into the box body 1 through the feed port 2, control the start of the rotating motor 3, drive the rotation of the rotating rod 20 and the grinding roller 21, and perform a grinding operation on the iron ore on the top surface of the filter plate 22. At this time, small particles of iron ore are filtered through the filter plate 22 and fall to the bottom of the inner cavity of the box body 1.

[0027] It should be noted that a discharge pipe is fixedly connected to the bottom surface of the processing box 11, and a well-known switch valve structure is provided on the outer surface of the discharge pipe. When the switch valve is opened, the crushed iron ore in the processing box 11 is discharged through the discharge pipe. This is an existing well-known technical means and will not be explained in detail here.

[0028] As an optimal technical solution for an iron ore dry grinding device of the present invention, the output end of the rotating motor 3 is fixedly connected to a rotating rod 20, the outer surface of the rotating rod 20 is fixedly connected to a grinding roller 21, the bottom surface of the grinding roller 21 is slidingly connected to a filter plate 22, and the outer surface of the filter plate 22 is fixedly connected to the box body 1; the start-up of the rotating motor 3 drives the rotation of the rotating rod 20 and the grinding roller 21, and performs a grinding operation on the iron ore on the top surface of the filter plate 22.

[0029] As an optimal technical solution for an iron ore dry grinding device of the utility model, a discharge port is opened through the box body 1 near the baffle plate 8, the telescopic end of the shielding electric push rod 9 is fixedly connected to the baffle plate 8, and the outer surface of the sleeve end of the shielding electric push rod 9 is fixedly connected to the box body 1; the extension and retraction of the shielding electric push rod 9 can drive the movement of the baffle plate 8.

[0030] As an optimal technical solution for an iron ore dry grinding device of the present invention, the top end of the support rod 7 and the telescopic end of the tilting electric push rod 6 are both movably connected to the box body 1 through a rotating shaft, and the sleeve end of the tilting electric push rod 6 is movably connected to the support base 5 through a rotating shaft; the tilting electric push rod 6 and the support rod 7 are further explained.

[0031] As an optimal technical solution for an iron ore dry grinding device of the present invention, the front and rear side surfaces of the inner cavity of the gear box 12 are movably connected to the driving gear plate 24 through bearings, and the outer surface of the driving gear plate 24 is meshed with the driven gear plate 25. The front and rear ends of the driven gear plate 25 are movably connected to the gear box 12 through bearings, and the front surface of the driving gear plate 24 is fixedly connected to the output end of the processing motor 13. There are two crushing rollers 14, and the front surfaces of the two crushing rollers 14 are respectively fixedly connected to the driving gear plate 24 and the driven gear plate 25 through fixing rods; the fixing rod connected to the crushing roller 14 is movably connected to the gear box 12 through a bearing, and after the processing motor 13 drives the rotation of the driving gear plate 24, it drives the rotation of the driven gear plate 25. At this time, the crushing roller 14 rotates under the rotation of the driving gear plate 24 and the driven gear plate 25.

[0032] Example 2

[0033] See also Figure 5 and Figure 6 The difference between this embodiment and embodiment 1 is that:

[0034] A sliding block 26 is fixedly connected to the rear surface of the moving plate 16, and the sliding block 26 is threadedly connected to the outer surface of the threaded rod 19. A sliding groove matching the structural size of the sliding block 26 is provided on the front surface of the slide box 17, and the bottom surface of the slide box 17 is fixedly connected to the support base 5; one end of the threaded rod 19 is fixedly connected to the output end of the servo motor 18, and the end of the threaded rod 19 away from the servo motor 18 is movably connected to the slide box 17 through a bearing; the servo motor 18 is controlled to drive the rotation of the threaded rod 19, and as the direction of rotation of the threaded rod 19 is different, the left and right electric push rods 15 and the processing box 11 combination are raised or lowered.

[0035] It should be noted that: through personnel in this field, all electrical components in this case, such as the rotating motor 3, the tilting electric push rod 6, the shielding electric push rod 9, the processing motor 13, the left and right electric push rods 15, the servo motor 18, etc., are connected to their corresponding power supplies through wires, and a suitable controller, such as a PLC controller or a single-chip microcomputer, should be selected according to actual conditions to meet the control requirements. The specific connection and control sequence should refer to the following working principle, and the electrical connection between the electrical components is completed in the working order. The detailed connection means are well known in this field. The following mainly introduces the working principle and process, and no longer explains the electrical control.

[0036] The working principle and usage process of the present invention are as follows: when it is necessary to discharge the large piece of iron ore that has not completed the pressing and grinding from the top surface of the filter plate 22, the contraction of the shielding electric push rod 9 is controlled to drive the rising of the shielding plate 8 to expose the discharge port. At the same time, the extension of the tilting electric push rod 6 is controlled to tilt the box body 1, so that the large piece of iron ore that has not been pressed and ground on the top surface of the filter plate 22 can be conveniently discharged into the processing box 11 through the guide plate 10. Further, the servo motor 18 is controlled to drive the rotation of the threaded rod 19. At this time, the sliding block 26 connected to the surface of the moving plate 16 on the rear side of the left and right electric push rods 15 is sleeved and threadedly connected to the outer surface of the threaded rod 19. As the threaded rod 19 rotates, the left and right electric push rods 15 and the processing box 11 assembly are raised, and the extension of the left and right electric push rods 15 is controlled to align the discharge pipe at the bottom of the processing box 11 with the feed port 2 at the top of the box body 1. Driven by the processing motor 13, the two grinding rollers 21 rotate, and the iron ore is crushed and put back into the box body 1, and the pressing and grinding operation is performed again.

[0037] Finally, it should be noted that the above description is merely 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 will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

[0038] In this document, relational terms such as first and second, etc., are used solely 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. Furthermore, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not expressly listed or that are inherent to such process, method, article, or apparatus.

Claims

1. An iron ore dry grinding device, comprising a housing (1) and a feed inlet (2) extending through the top surface of the housing (1), characterized in that: The top surface of the box body (1) is fixedly connected to a rotating motor (3); the bottom surface of the box body (1) is slidably connected to a horizontal plate (4); the bottom surface of the horizontal plate (4) is fixedly connected to a supporting base (5); an inclined electric push rod (6) is provided above the supporting base (5); the top surface of the supporting base (5) is fixedly connected to a supporting rod (7); the outer surface of the box body (1) is slidably connected to a shielding plate (8); the top surface of the shielding plate (8) is fixedly connected to a shielding electric push rod (9); the outer surface of the box body (1) is fixedly connected to a material guide plate (10); a processing box (11) is provided below the material guide plate (10). The front surface of the processing box (11) is fixedly connected to a gear box (12), the front surface of the gear box (12) is fixedly connected to a processing motor (13), the front and rear surfaces of the inner cavity of the processing box (11) are movably connected to a crushing roller (14) through a bearing, the side surface of the processing box (11) is fixedly connected to left and right electric push rods (15), the rear surfaces of the left and right electric push rods (15) are fixedly connected to a moving plate (16), the rear surface of the moving plate (16) is slidably connected to a slide rail box (17), the top surface of the slide rail box (17) is fixedly connected to a servo motor (18), and the inner cavity of the slide rail box (17) is provided with a threaded rod (19).

2. The iron ore dry grinding device according to claim 1, characterized in that: The output end of the rotating motor (3) is fixedly connected to a rotating rod (20), the outer surface of the rotating rod (20) is fixedly connected to a grinding roller (21), the bottom surface of the grinding roller (21) is slidably connected to a filter plate (22), and the outer surface of the filter plate (22) is fixedly connected to the box (1).

3. The iron ore dry grinding device according to claim 1, characterized in that: The box body (1) is provided with a discharge port at a position close to the shielding plate (8); the telescopic end of the shielding electric push rod (9) is fixedly connected to the shielding plate (8); and the outer surface of the sleeve end of the shielding electric push rod (9) is fixedly connected to the box body (1).

4. The iron ore dry grinding device according to claim 1, characterized in that: The top end of the support rod (7) and the telescopic end of the tilting electric push rod (6) are both movably connected to the box body (1) via a rotating shaft, and the sleeve end of the tilting electric push rod (6) is movably connected to the support base (5) via a rotating shaft.

5. The iron ore dry grinding device according to claim 1, characterized in that: The front and rear side surfaces of the inner cavity of the gear box (12) are movably connected to a driving gear plate (24) via bearings, and the outer surface of the driving gear plate (24) is meshingly connected to a passive gear plate (25). The front and rear ends of the passive gear plate (25) are movably connected to the gear box (12) via bearings, and the front side surface of the driving gear plate (24) is fixedly connected to the output end of the processing motor (13). There are two crushing rollers (14), and the front side surfaces of the two crushing rollers (14) are respectively fixedly connected to the driving gear plate (24) and the passive gear plate (25) via fixing rods.

6. The iron ore dry grinding device according to claim 1, characterized in that: A sliding block (26) is fixedly connected to the rear surface of the moving plate (16), and the sliding block (26) is threadedly connected to the outer surface of the threaded rod (19). A sliding groove matching the structural dimensions of the sliding block (26) is provided on the front surface of the slide rail box (17), and the bottom surface of the slide rail box (17) is fixedly connected to the support base (5).

7. The iron ore dry grinding device according to claim 1, characterized in that: One end of the threaded rod (19) is fixedly connected to the output end of the servo motor (18), and one end of the threaded rod (19) away from the servo motor (18) is movably connected to the slide rail box (17) through a bearing.

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