Scrap steel recovery magnetic separation device

Abstract

The utility model discloses a scrap steel recovery magnetic separation device which comprises a magnetic separation conveyor, and the bottom surface of the magnetic separation conveyor is fixedly connected with an auxiliary material distribution mechanism; the magnetic separation conveyor comprises two side plates arranged in a left-right mirror symmetry mode, two belt driving rollers rotationally connected to the front area and the rear area of the sides, close to each other, of the side plates, and a belt arranged on the outer rings of the belt driving rollers in a winding mode, and a magnetic roller is fixed in an inner cavity of the belt driving roller on the front side. According to the technical scheme, the auxiliary material distributing mechanism is arranged at the bottom of the magnetic separation conveyor, in the stage that waste steel is adsorbed by a magnetic roller and is about to be separated, air flow of the air blower is guided to be blown to the front side area of the bottom surface of the belt through the exhaust holes in the transverse pipe, so that the steel which is separated from magnetic adsorption and freely falls is blown by the air flow; and sundries such as plastics and paper scraps mingled between the waste steel are separated from the steel, so that the problem that the magnetic separation effect is reduced due to the fact that the sundries are mingled between the steel due to entrainment of the waste steel is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of magnetic separation equipment, and particularly relates to a magnetic separation device for waste steel recycling. Background Art

[0002] Magnetic separators are widely used in the mining and metallurgical industries for processes such as ore extraction, separation, concentration, and processing. With the development of magnetic separators, they are gradually used in various sorting operations, such as using magnetic separators to separate waste steel, separating steel and plastic parts through the action of magnetic force. However, it is found in the use process that due to the irregular shape of waste steel, during the transportation by the magnetic separator, plastics, paper, etc. will be wrapped in it due to the mutual stacking of waste steel, and will not be well screened out because the waste steel is clamped to each other when passing through the magnetic roller, resulting in the final sorting result still containing a part of plastics and paper. Therefore, those skilled in the art put forward a magnetic separation device for waste steel recycling that can solve the above problems according to the above viewpoints. Content of the Utility Model

[0003] The purpose of the utility model is to provide a technical solution of a magnetic separation device for waste steel recycling to solve the deficiencies mentioned in the background art. In order to solve the drawbacks and defects described in the background art, the technical solution has the following content:

[0004] It includes a magnetic separation conveyor, and an auxiliary material distribution mechanism is fixedly connected to the bottom surface of the magnetic separation conveyor; the magnetic separation conveyor includes two side plates arranged symmetrically left and right, two belt driving rollers rotatably connected to the front and rear regions on the side close to each other of the side plates, and a belt wound around the outer circle of the belt driving rollers, and a magnetic roller is fixed in the inner cavity of the front belt driving roller;

[0005] A front sprocket is rotatably penetrated through the front side of the left surface of the left side plate, a rear sprocket is rotatably penetrated through the rear side of the left surface of the left side plate, a chain is wound between the front sprocket and the rear sprocket, and a driving motor is also fixedly connected to the left surface of the left side plate, and the output shaft of the driving motor is fixedly connected to the left end of the rear sprocket through a coupling;

[0006] The auxiliary material distribution mechanism includes a bottom plate, a metal part storage groove fixed on the top surface of the bottom plate, and an impurity storage groove fixed on the front surface of the metal part storage groove, and a blower is fixedly connected to the left surface of the bottom plate, and the air outlet end of the blower is connected to a horizontal pipe located above the metal part storage groove through a pipe joint, and 10 - 16 exhaust holes are opened on the front surface of the horizontal pipe.

[0007] As a preferred solution of the present utility model, round holes for the left and right ends of the belt driving roller to penetrate and rotate are provided on both the front and rear sides inside the side plates, and the right end of the rear sprocket is fixedly connected to the left end of the rear belt driving roller, and the right end of the front sprocket is fixedly connected to the left end of the front belt driving roller.

[0008] As a preferred solution of the present utility model, the front end face of the belt is flush with the front surface of the metal part storage groove.

[0009] As a preferred solution of the present utility model, a support vertical beam is fixedly provided at each of the four corners of the top surface of the bottom plate, and the top end of the support vertical beam is fixedly connected to the bottom surface of the side plate.

[0010] As a preferred solution of the present utility model, a fixing plate is fixedly connected to the bottom region of the side surfaces of the side plates close to each other, the right end of the horizontal pipe is fixedly connected to the left surface of the right fixing plate, and the horizontal pipe penetrates out from the inside of the left fixing plate.

[0011] As a preferred solution of the present utility model, a vertical plate is fixedly connected to the left surface of the bottom plate, and the left surface of the vertical plate is fixedly connected to the base of the blower.

[0012] As a preferred solution of the present utility model, an included angle of 20-30° is provided between the axis of the exhaust hole and the horizontal plane, so that the air flow direction of the exhaust hole faces the front region of the bottom surface of the belt.

[0013] As a preferred solution of the present utility model, a slope with a front-high and rear-low shape is provided on the top end face of the impurity storage groove.

[0014] In the above technical solution, the technical effects and advantages provided by the present utility model are as follows:

[0015] In this technical solution, by providing an auxiliary material distribution mechanism at the bottom of the magnetic separation conveyor, at the stage when the waste steel is adsorbed by the magnetic roller and about to be separated, the air flow of the blower is guided by the exhaust holes on the horizontal pipe to blow to the front region of the bottom surface of the belt, so that the steel that falls freely after being separated from the magnetic adsorption is blown by the air flow, and the plastics, paper scraps and other sundries mixed among the waste steel are separated from the steel, avoiding the problem that the sundries are mixed among the steel due to the entrainment of the waste steel, resulting in the reduction of the magnetic separation effect. Description of the Drawings

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required to be used in the embodiments. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings.

[0017] Figure 1 It is a schematic diagram of the overall structure of the scrap magnetic separation mechanism;

[0018] Figure 2 It is a schematic diagram of the magnetic separation conveyor;

[0019] Figure 3 It is a schematic diagram of the auxiliary material distribution mechanism.

[0020] Explanation of the reference numerals in the drawings:

[0021] 1. Magnetic separation conveyor; 11. Side plate; 12. Belt; 13. Belt driving roller; 14. Rear sprocket; 15. Driving motor; 16. Chain; 17. Front sprocket; 18. Magnetic roller; 2. Auxiliary material distribution mechanism; 21. Bottom plate; 22. Blower; 23. Support vertical beam; 24. Exhaust hole; 25. Horizontal pipe; 26. Fixed plate; 27. Metal part storage groove; 28. Impurity storage groove. Specific implementation manners

[0022] In order to make a clearer explanation and illustration of the technical solutions and implementation manners of the present utility model, several preferred specific embodiments for implementing the technical solutions of the present utility model are introduced below.

[0023] The following description is essentially exemplary only and is not intended to limit the present disclosure, application, and uses. It should be understood that in all these drawings, the same or similar reference numerals indicate the same or similar parts and features. Each drawing only schematically shows the concept and principle of the implementation manner of the present disclosure, and does not necessarily show the specific dimensions and their ratios of each implementation manner of the present disclosure. In a specific part of a specific drawing, the relevant details or structures of the implementation manner of the present disclosure may be illustrated in an exaggerated manner. The disclosed contents of various publications, patents, and published patent specifications cited herein are incorporated herein by reference in their entirety. Below, in conjunction with the embodiments of the present utility model, the technical solutions of the present utility model will be described clearly and completely. Obviously, the described embodiments are only a part of the embodiments of the present utility model.

[0024] Embodiment, a preferred technical solution of a scrap recycling magnetic separation device, includes the following:

[0025] Refer to the attached drawings of the specification Figure 2As shown in the figure; it includes a magnetic separation conveyor 1, and an auxiliary material distribution mechanism 2 is fixedly connected to the bottom surface of the magnetic separation conveyor 1; the magnetic separation conveyor 1 includes two side plates 11 arranged symmetrically left and right, two belt driving rollers 13 rotatably connected to the front and rear areas on the side close to each other of the side plates 11, and a belt 12 wound around the outer circle of the belt driving rollers 13, and a magnetic roller 18 is fixed in the inner cavity of the front belt driving roller 13; a front sprocket 17 is rotatably penetrated through the front side of the left surface of the left side plate 11, a rear sprocket 14 is rotatably penetrated through the rear side of the left surface of the left side plate 11, a chain 16 is wound between the front sprocket 17 and the rear sprocket 14, and a driving motor 15 is also fixed on the left surface of the left side plate 11, and the output shaft of the driving motor 15 is fixedly connected to the left end of the rear sprocket 14 through a coupling; circular holes for the left and right ends of the belt driving rollers 13 to penetrate and rotate are opened on both the front and rear sides inside the side plates 11, and the right end of the rear sprocket 14 is fixedly connected to the left end of the rear belt driving roller 13, and the right end of the front sprocket 17 is fixedly connected to the left end of the front belt driving roller 13.

[0026] Refer to the attached drawings of the specification Figure 3 As shown in the figure; the auxiliary material distribution mechanism 2 includes a bottom plate 21, a metal part storage groove 27 fixed on the top surface of the bottom plate 21, and an impurity storage groove 28 fixed on the front surface of the metal part storage groove 27, and a blower 22 is fixed on the left surface of the bottom plate 21, the air outlet end of the blower 22 is connected through a pipe joint to a horizontal pipe 25 located above the metal part storage groove 27, 10 - 16 exhaust holes 24 are opened on the front surface of the horizontal pipe 25, and a slope with a front - high - rear - low profile is opened on the top end surface of the impurity storage groove 28. The front end surface of the belt 12 is flush with the front surface of the metal part storage groove 27. A support upright beam 23 is fixed at each of the four corners of the top surface of the bottom plate 21, and the top end of the support upright beam 23 is fixedly connected to the bottom surface of the side plate 11. A fixing plate 26 is fixedly connected to the bottom area of the side surfaces of the side plates 11 close to each other, and the right end of the horizontal pipe 25 is fixedly connected to the left surface of the right fixing plate 26, and the horizontal pipe 25 penetrates out from the inside of the left fixing plate 26. A vertical plate is fixedly connected to the left surface of the bottom plate 21, and the left surface of the vertical plate is fixedly connected to the base of the blower 22. The axis of the exhaust hole 24 has an angle of 20 - 30° with the horizontal plane, so that the air flow direction of the exhaust hole 24 faces the front - side area of the bottom surface of the belt 12.

[0027] According to the above - mentioned preferred technical solution, the working process of this technical solution is described as follows:

[0028] When the scrap steel is slowly transported by the drive of the belt 12 and the belt drive roller 13, it is affected by the magnetic roller 18 inside the front belt drive roller 13 and is adsorbed. As the belt 12 continues to run, sundries such as plastics and paper between the scrap steels gradually fall off. And for the sundries wrapped in the scrap steel due to stacking, during the process that the steel falls freely into the interior of the metal part storage tank 27 after being separated from the adsorption of the magnetic roller 18, the air provided by the blower 22 into the interior of the horizontal pipe 25 is discharged outward through the exhaust holes 24, so as to blow the sundries wrapped between the scrap steels forward by the air flow and collect them into the interior of the impurity storage tank 28.

[0029] Only some exemplary embodiments of the present utility model are described by way of illustration above. Undoubtedly, for those of ordinary skill in the art, the described embodiments can be modified in various different ways without departing from the spirit and scope of the present utility model. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the protection scope of the claims of the present utility model.

Claims

1. A waste steel recycling magnetic separation device, including a magnetic separation conveyor (1), characterized in that: The bottom surface of the magnetic separation conveyor (1) is fixedly connected with an auxiliary material distributing mechanism (2); the magnetic separation conveyor (1) includes two side plates (11) which are symmetrically arranged left and right in a mirror image, two belt driving rollers (13) rotatably connected to the front and rear regions on the side where the side plates (11) are close to each other, and a belt (12) wound around the outer circumference of the belt driving rollers (13), and a magnetic roller (18) is fixed in the inner cavity of the front belt driving roller (13). A front sprocket (17) is rotatably penetrated through the front side of the left surface of the left side plate (11), a rear sprocket (14) is rotatably penetrated through the rear side of the left surface of the left side plate (11), a chain (16) is wound between the front sprocket (17) and the rear sprocket (14), and a driving motor (15) is further fixed on the left surface of the left side plate (11), and the output shaft of the driving motor (15) is fixedly connected with the left end of the rear sprocket (14) through a coupling. The auxiliary material distributing mechanism (2) includes a bottom plate (21), a metal part receiving groove (27) fixed on the top surface of the bottom plate (21), and an impurity receiving groove (28) fixed on the front surface of the metal part receiving groove (27), and a blower (22) is fixed on the left surface of the bottom plate (21), the air outlet end of the blower (22) is connected with a horizontal pipe (25) located above the metal part receiving groove (27) through a pipe joint, and 10 - 16 exhaust holes (24) are formed on the front surface of the horizontal pipe (25).

2. The waste steel recycling magnetic separation device according to claim 1, characterized in that: A circular hole for the left and right ends of the belt driving roller (13) to penetrate through and rotate is formed in both the front and rear sides inside the side plate (11), and the right end of the rear sprocket (14) is fixedly connected with the left end of the rear belt driving roller (13), and the right end of the front sprocket (17) is fixedly connected with the left end of the front belt driving roller (13).

3. A scrap steel recycling magnetic separation device according to claim 1, characterized in that: The front end face of the belt (12) is flush with the front surface of the metal part receiving groove (27).

4. A scrap steel recycling magnetic separation device according to claim 1, characterized in that: A support upright beam (23) is fixed at each of the four corners of the top surface of the bottom plate (21), and the top end of the support upright beam (23) is fixedly connected with the bottom surface of the side plate (11).

5. A scrap steel recycling magnetic separation device according to claim 1, characterized in that: A fixing plate (26) is fixedly connected to the bottom region of the side surfaces of the side plates (11) close to each other, the right end of the horizontal pipe (25) is fixedly connected with the left surface of the right fixing plate (26), and the horizontal pipe (25) penetrates out from the inside of the left fixing plate (26).

6. The waste steel recycling magnetic separation device according to claim 1, characterized in that: A vertical plate is fixedly connected to the left surface of the bottom plate (21), and the left surface of the vertical plate is fixedly connected with the base of the blower (22).

7. A scrap steel recycling magnetic separation device according to claim 1, characterized in that: The axis of the exhaust hole (24) has an included angle of 20 - 30° with the horizontal plane, so that the air flow direction of the exhaust hole (24) faces the front side region of the bottom surface of the belt (12).

8. A scrap steel recycling magnetic separation device according to claim 1, characterized in that: The top end face of the impurity receiving groove (28) is provided with a slope with a front - high - rear - low shape.

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