Iron ore concentrate crushing equipment

Abstract

The utility model discloses crushing equipment for iron ore concentrate, and belongs to the technical field of ore crushing. Iron ore concentrate crushing equipment comprises a crushing box with a feeding port, a crushing roller is rotationally connected in a cavity of the crushing box, the iron ore concentrate crushing equipment further comprises a guide plate fixedly connected in the crushing box, the guide plate is arranged below the discharging end of the crushing roller, and a crushing stamping part is arranged at the bottom of the guide plate; the partition plate is fixedly connected into the crushing box, the partition plate and the guide plate are arranged at intervals in a shape like a Chinese character'ba ', a push plate is slidably connected to the partition plate, and the push plate is attached to the inner bottom of the crushing box; the pushing plate is matched with the stamping sharp plate, the pushing plate can push other iron ore concentrates to the position below the stamping sharp plate to be repeatedly and continuously crushed, the iron ore concentrates which do not meet the crushing requirement can be repeatedly crushed by the crushing stamping part, and the crushing effect of the iron ore concentrates is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to ore crushing technical field especially relates to a kind of crushing equipment of iron ore concentrate. BACKGROUND

[0002] Iron ore concentrate refers to the mineral with high iron content obtained by ore processing, and the main component is iron oxide. In the steelmaking and other metallurgical industries, iron ore concentrate is one of the important raw materials. Iron ore concentrate is usually extracted from iron ore such as hematite and magnetite. After crushing, grinding, and concentration processes, impurities are removed to increase the iron content to a certain level.

[0003] In the prior art, iron ore concentrate is fed at one time and crushed by the crushing roller inside the crusher. The crushing of the ore is not sufficient, and the ore particles that do not meet the crushing requirements are also discharged from the discharge hopper, reducing the crushing effect of the ore. UTILITY MODEL CONTENT

[0004] The utility model aims to solve the problem of fixed size of the feed inlet in the prior art, so that a part of the large iron ore concentrate needs to be manually broken by the staff before entering the iron ore concentrate crushing device, affecting the crushing efficiency. A kind of crushing equipment of iron ore concentrate is proposed.

[0005] To achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A kind of crushing equipment of iron ore concentrate, including the crushing box with inlet, the crushing roller is rotatably connected in the cavity of the crushing box, further including: guide plate fixedly connected in the crushing box, wherein the guide plate is arranged below the discharge end of the crushing roller, and the guide plate bottom is provided with a crushing stamping part;The partition plate is fixedly connected in the crushing box, wherein the partition plate is arranged in an outer eight character interval with the guide plate, the push plate is slidably connected on the partition plate, and the push plate is attached to the bottom of the crushing box.

[0007] In order to facilitate the lifting and moving of the stamping sharp plate, preferably, the crushing stamping part includes a stamping sharp plate, the sharp ends on the stamping sharp plate are arranged in a ladder shape, the crushing box is rotatably connected with a shaft, the shaft is fixedly connected with a cam, the cam is rotatably connected with a connecting rod, the stamping sharp plate is rotatably connected with a connecting rod, and the two connecting rods are connected by a connecting plate.

[0008] In order to improve the limiting effect of the stamping sharp plate, further, the bottom of the partition plate is fixedly connected with a limiting plate, and the side wall of the stamping sharp plate is attached to the limiting plate.

[0009] In order to facilitate the driving of the stamping sharp plate, preferably, the guide plate bottom is fixedly connected with a booster cylinder, the booster cylinder is slidably connected with a booster rod, one end of the booster rod is provided with a piston, and the piston is attached to the inner wall of the booster cylinder, the other end of the booster rod is fixedly connected to the stamping sharp plate, the guide cylinder is fixedly connected in the crushing box, the guide cylinder is slidably connected with a guide rod, one end of the guide rod is provided with a piston, and the piston is attached to the inner wall of the guide cylinder, the other end of the guide rod is fixedly connected to the push plate, and the guide cylinder and the booster cylinder are communicated through the pipeline.

[0010] In order to facilitate the rotation of the crushing roller, preferably, the crushing box is rotatably connected with a connecting shaft, the crushing roller is fixedly connected to the connecting shaft, the connecting shaft extending to the outer wall of the crushing box is fixedly connected with a main gear, the connecting shaft extending to the outer wall of the crushing box is fixedly connected with an auxiliary gear, and the main gear is engaged with the auxiliary gear.

[0011] In order to facilitate the driving of the connecting shaft to rotate, further, the outer wall of the crushing box is fixedly connected with a driving machine, the output end of the driving machine is provided with a connecting rod, and the other end of the connecting rod is fixedly connected to the main gear.

[0012] Compared with the prior art, the utility model provides a kind of iron ore concentrate crushing equipment, with the following beneficial effects:

[0013] 1、the iron ore concentrate crushing equipment, push plate and stamping sharp plate cooperate, push plate will drive other iron ore concentrate to the lower part of stamping sharp plate to repeat sustainable crushing, so that the iron ore concentrate that does not reach the crushing requirement is repeatedly crushed by crushing stamping part, improve the crushing effect of iron ore concentrate.

[0014] 2、the iron ore concentrate crushing equipment, the sharp end on stamping sharp plate is arranged in ladder shape transversely, which can repeatedly crush iron ore concentrate, when push plate pushes iron ore concentrate to move, the sharp end at different positions on stamping sharp plate will repeatedly crush iron ore concentrate, to improve the subsequent crushing effect.

[0015] The part not involved in the device is the same as the prior art or can be realized by using the prior art, the push plate in the utility model cooperates with the stamping sharp plate, the push plate will drive other iron ore concentrate to the lower part of the stamping sharp plate to repeat sustainable crushing, so that the iron ore concentrate that does not reach the crushing requirement is repeatedly crushed by crushing stamping part, improve the crushing effect of iron ore concentrate. ACCURACY

[0016] Figure 1 A kind of iron ore concentrate crushing equipment first visual angle structure schematic view is proposed for the utility model;

[0017] Figure 2A second visual angle structure schematic view of the iron concentrate crushing equipment is provided in the utility model.

[0018] Figure 3 A section structure schematic view of the iron concentrate crushing equipment is provided in the utility model.

[0019] Figure 4 A local structure schematic view of the iron concentrate crushing equipment is provided in the utility model.

[0020] In the drawing: 1, crushing box; 2, connecting shaft; 201, main gear; 3, crushing roller; 4, guide plate; 5, limiting plate; 6, partition plate; 7, rotating shaft; 701, auxiliary gear; 8, cam; 9, connecting plate; 10, stamping pointed plate; 11, booster cylinder; 12, booster rod; 13, driving machine; 14, push plate; 15, guide cylinder; 16, guide rod. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model.

[0022] In the description of the utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0023] Embodiment:

[0024] Reference Figures 1-4 A kind of iron concentrate crushing equipment, including the crushing box 1 with inlet, rotatingly connected in the cavity of crushing box 1 with crushing roller 3, still include: guide plate 4 is fixedly connected in crushing box 1, wherein, guide plate 4 is arranged below the discharge end of crushing roller 3, and guide plate 4 bottom is provided with crushing stamping part;Partition plate 6 is fixedly connected in crushing box 1, wherein, partition plate 6 is spaced apart with guide plate 4 and is arranged as outer eight characters, and push plate 14 is slidably connected on partition plate 6, and push plate 14 is attached to the bottom of crushing box 1.

[0025] In addition, push plate 14 is pushed to the below of crushing stamping part in the process of sliding, when crushing stamping part further crushes the iron concentrate of crushing roller 3, reference Figure 1As shown in the figure, the push plate 14 will move from the right side to the left side in the cavity of the crushing box 1 to reserve the stamping space for the crushing stamping part, and when the crushing stamping part completes the secondary crushing of the iron concentrate, the push plate 14 will move from the left side to the right side in the cavity of the crushing box 1, in the process, the crushing stamping part resets and moves, and by putting the large pieces of iron concentrate into the feeding port of the crushing box 1, the crushing roller 3 will crush the iron concentrate, and the crushing roller 3 is provided with two groups, and the rotating directions of the crushing roller 3 are opposite, which is the prior art. The crushed iron concentrate will be transported to the position of the push plate 14 under the guidance of the guide plate 4 and the partition plate 6, and the push plate 14 cooperates with the crushing stamping part, and the iron concentrate that does not meet the crushing requirement will be repeatedly crushed by the crushing stamping part, thereby improving the crushing effect of the iron concentrate.

[0026] Further, in order to facilitate the crushing effect of the iron concentrate, the above-mentioned crushing stamping part comprises a stamping sharp plate 10, the sharp ends on the stamping sharp plate 10 are arranged in a ladder shape in the transverse direction, the crushing box 1 is rotatably connected with a rotating shaft 7, the rotating shaft 7 is fixedly connected with a cam 8, the cam 8 is rotatably connected with a connecting rod, the stamping sharp plate 10 is rotatably connected with the connecting rod, and the two groups of connecting rods are connected through a connecting plate 9, and the two groups of connecting rods and the connecting plate 9 are rotatably connected, the bottom of the partition plate 6 is fixedly connected with a limiting plate 5, and the side wall of the stamping sharp plate 10 is in contact with the limiting plate 5.

[0027] When the rotating shaft 7 rotates, the cam 8 will rotate, thereby causing the connecting plate 9 to swing and drive the stamping sharp plate 10 to reciprocate on the side wall of the limiting plate 5, so that the stamping sharp plate 10 can ascend and descend, and the sharp ends on the stamping sharp plate 10 arranged in a ladder shape in the transverse direction can repeatedly crush the iron concentrate. At this point, when the push plate 14 pushes the iron concentrate to move, the sharp ends at different positions on the stamping sharp plate 10 will repeatedly crush the iron concentrate, thereby improving the subsequent crushing effect.

[0028] It should be explained that in order to drive the stamping sharp plate 10 to move, a connecting shaft 2 is rotatably connected in the crushing box 1, the crushing roller 3 is fixedly connected on the connecting shaft 2, the connecting shaft 2 extends to the outer wall of the crushing box 1 and is fixedly connected with a main gear 201, the rotating shaft 7 extends to the outer wall of the crushing box 1 and is fixedly connected with an auxiliary gear 701, and the main gear 201 is engaged with the auxiliary gear 701. The outer wall of the crushing box 1 is fixedly connected with a driving machine 13, the output end of the driving machine 13 is provided with a connecting rod, and the other end of the connecting rod is fixedly connected to the main gear 201.

[0029] The driving machine 13 can be a large-torque hydraulic motor for driving the main gear 201 to rotate, thereby driving the connecting shaft 2 to rotate the crushing roller 3, and the auxiliary gear 701 engaged with the main gear 201 will drive the rotating shaft 7 to rotate.

[0030] Further, in order to make the push plate 14 and the stamping sharp plate 10 cooperate, the bottom of the guide plate 4 is fixedly connected with a booster cylinder 11, the booster cylinder 11 is slidably connected with a booster rod 12, one end of the booster rod 12 is provided with a piston, the piston is attached to the inner wall of the booster cylinder 11, the other end of the booster rod 12 is fixedly connected with the stamping sharp plate 10, the crushing box 1 is fixedly connected with a guide cylinder 15, the guide cylinder 15 is slidably connected with a guide rod 16, one end of the guide rod 16 is provided with a piston, the piston is attached to the inner wall of the guide cylinder 15, the other end of the guide rod 16 is fixedly connected with the push plate 14, the guide cylinder 15 and the booster cylinder 11 are connected through a pipeline, and the guide cylinder 15 and the booster cylinder 11 are provided with oil.

[0031] When the stamping sharp plate 10 moves towards the iron concentrate, the booster rod 12 drives the piston to descend, negative pressure is generated in the booster cylinder 11, and then the oil in the guide cylinder 15 is transported into the booster cylinder 11, at this time, the push plate 14 moves towards the opposite direction of the stamping sharp plate 10, and provides a stamping space for the stamping sharp plate 10.

[0032] When the push plate 14 moves towards the stamping sharp plate 10, the guide rod 16 drives the piston to move, negative pressure is generated in the guide cylinder 15, and then the oil in the booster cylinder 11 is transported into the guide cylinder 15, at this time, the stamping sharp plate 10 resets, and the push plate 14 pushes other iron concentrate to the lower part of the stamping sharp plate 10 for repeated and sustainable crushing.

[0033] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. An iron ore crushing device, comprising a crushing box (1) with a feed port, wherein a crushing roller (3) is rotatably connected to the cavity of the crushing box (1), characterized in that: Also includes: A guide plate (4) fixedly connected to the crushing box (1), The guide plate (4) is arranged below the discharge end of the crushing roller (3), and a crushing punching portion is provided at the bottom of the guide plate (4); A partition (6) fixedly connected to the crushing box (1), The partition (6) and the guide plate (4) are arranged in an outward-facing "X" shape, and a push plate (14) is slidably connected to the partition (6), and the push plate (14) is in contact with the bottom of the crushing box (1).

2. The iron ore crushing equipment according to claim 1, characterized in that: The crushing punching part includes a punching tip plate (10), the tips of the punching tip plate (10) are arranged in a stepped manner in a transverse direction, the crushing box (1) is rotatably connected to a rotating shaft (7), the rotating shaft (7) is fixedly connected to a cam (8), the cam (8) is rotatably connected to a connecting rod, the punching tip plate (10) is rotatably connected to a connecting rod, and the two groups of connecting rods are connected via a connecting plate (9).

3. The iron ore crushing equipment according to claim 2, characterized in that: The bottom of the partition (6) is fixedly connected to the limiting plate (5), and the side wall of the punching tip plate (10) is in contact with the limiting plate (5).

4. The iron ore crushing equipment according to claim 2, characterized in that: The bottom of the guide plate (4) is fixedly connected to a booster cylinder (11), and a booster rod (12) is slidably connected to the booster cylinder (11). A piston is provided at one end of the booster rod (12), and the piston fits the inner wall of the booster cylinder (11). The other end of the booster rod (12) is fixedly connected to the punching tip plate (10). A guide cylinder (15) is fixedly connected to the crushing box (1), and a guide rod (16) is slidably connected to the guide cylinder (15). A piston is provided at one end of the guide rod (16), and the piston fits the inner wall of the guide cylinder (15). The other end of the guide rod (16) is fixedly connected to the push plate (14), and the guide cylinder (15) and the booster cylinder (11) are connected through a pipeline.

5. The iron ore crushing equipment according to claim 2, characterized in that: A connecting shaft (2) is rotatably connected inside the crushing box (1), the crushing roller (3) is fixedly connected to the connecting shaft (2), the connecting shaft (2) extends to the outer wall of the crushing box (1) and is fixedly connected to a main gear (201), the rotating shaft (7) extends to the outer wall of the crushing box (1) and is fixedly connected to an auxiliary gear (701), and the main gear (201) and the auxiliary gear (701) are meshed.

6. The iron ore crushing equipment according to claim 5, characterized in that: A driving machine (13) is fixedly connected to the outer wall of the crushing box (1), and a connecting rod is provided at the output end of the driving machine (13), and the other end of the connecting rod is fixedly connected to the main gear (201).

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