Magnetic separator for conductive steel ring raw materials

By introducing a dispersing mechanism into the magnetic separator, the conductive steel ring raw material is fed in a dispersed manner, which solves the problem of low magnetic separation efficiency caused by the accumulation of conductive steel ring raw material, improves the adsorption effect of magnetic materials, and enhances the processing efficiency of the magnetic separator.

CN224142460UActive Publication Date: 2026-04-21HENAN JINGTAI DIAMOND MATERIAL TECHNOLOGY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HENAN JINGTAI DIAMOND MATERIAL TECHNOLOGY CO LTD
Filing Date
2025-03-25
Publication Date
2026-04-21

AI Technical Summary

Technical Problem

In existing magnetic separators for conductive steel ring raw materials, the conductive steel ring raw materials tend to accumulate when falling onto the top of the cylinder through a single channel, which affects the rapid adsorption of magnetic materials and leads to a reduction in magnetic separation efficiency.

Method used

The dispersion mechanism, including a slide bar, dispersion bucket, drive shaft and drive gear, is adopted. The dispersion bucket moves longitudinally and periodically through a motor-driven pulley mechanism, thereby dispersing and feeding the conductive steel ring raw material and ensuring that the magnetic material is quickly and fully adsorbed onto the outer wall of the cylinder.

Benefits of technology

This improves the magnetic separation efficiency of conductive steel ring raw materials, ensuring that magnetic materials can be quickly and fully adsorbed, thus enhancing the processing capacity of the magnetic separator.

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Abstract

The utility model discloses a magnetic separator for conductive steel ring raw materials, which comprises a magnetic separation bin, a feeding bin arranged at the upper end of the magnetic separation bin, a driving bin arranged at the left end of the feeding bin, and a dispersing mechanism, the dispersing mechanism comprises sliding rods, dispersing hoppers, a driving shaft and a driving gear, the sliding rods are symmetrically and fixedly connected to the interior of the feeding bin, the dispersing hoppers are slidably connected between every two transversely adjacent sliding rods, rack plates are fixedly connected to the left ends of the lower surfaces of the dispersing hoppers, and the driving shaft is rotationally connected to the left end of the feeding bin; according to the magnetic separator for the conductive steel ring raw materials, dispersed feeding of the conductive steel ring raw materials can be achieved, the conductive steel ring raw materials are scattered to the upper end of the cylinder as much as possible, so that magnetic substances can be rapidly and fully adsorbed to the outer wall of the cylinder, and the magnetic separation efficiency is improved. The magnetic separation efficiency of conductive steel ring raw materials is improved.
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Description

Technical Field

[0001] This utility model relates to the field of conductive steel ring production technology, specifically a magnetic separator for conductive steel ring raw materials. Background Technology

[0002] Conductive steel rings, as the name suggests, are steel ring products with good electrical conductivity. They are made by adding specific alloying elements to ordinary steel or by undergoing special heat treatment processes, so that the steel can have excellent electrical conductivity while maintaining a certain mechanical strength. Magnetic separators are machines that use the differences in magnetic properties of different substances to separate magnetic and non-magnetic substances. Their basic principle is to use a magnetic field to exert a force on the material and separate substances with different magnetic permeabilities. For the magnetic separation of conductive steel ring raw materials, magnetic separators can effectively remove ferromagnetic impurities and improve the purity of the raw materials.

[0003] The existing magnetic separator for conductive steel ring raw materials injects the conductive steel ring raw material into the inside of the feed hopper. The conductive steel ring raw material falls into the upper end of the inner cylinder of the magnetic separator through a single channel. Under the action of the permanent magnet system generated by the permanent magnet, the magnetic substances (such as ferromagnetic impurities) in the raw material are attracted by the magnetic force. The magnetic substances are adsorbed on the surface of the cylinder and rotate with the cylinder. Then the magnetic substances are removed through the discharge port. With the continuous feeding of raw materials and the continuous separation of magnetic substances, the magnetic separator can efficiently process the conductive steel ring raw materials and remove the ferromagnetic impurities.

[0004] There are some problems with magnetic separators for this type of conductive steel ring raw material. For example, the conductive steel ring raw material falls into the upper part of the cylinder through a single channel, which can easily cause it to accumulate on the outer surface of the cylinder. This affects the permanent magnet system's rapid magnetic attraction of the magnetic material inside the conductive steel ring raw material, and to some extent limits the magnetic separation efficiency of the conductive steel ring raw material. Utility Model Content

[0005] The technical problem to be solved by this utility model is to overcome the existing defects and provide a magnetic separator for conductive steel ring raw materials. This separator can realize the dispersed feeding of conductive steel ring raw materials, and the conductive steel ring raw materials are scattered as much as possible at the upper end of the cylinder, so that the magnetic material can be quickly and fully adsorbed on the outer wall of the cylinder, thereby improving the magnetic separation efficiency of the conductive steel ring raw materials and effectively solving the problems in the background art.

[0006] To achieve the above objectives, the present invention provides the following technical solution: a magnetic separator for conductive steel ring raw materials, including a magnetic separator chamber, a feeding chamber at the upper end of the magnetic separator chamber, a drive chamber at the left end of the feeding chamber, and a dispersing mechanism;

[0007] The dispersing mechanism includes a slide bar, a dispersing hopper, a drive shaft, and a drive gear. The slide bars are symmetrically and fixedly connected inside the feed hopper. Dispersing hoppers are slidably connected between two horizontally adjacent slide bars. A rack plate is fixedly connected to the left end of the lower surface of each dispersing hopper. The drive shaft is rotatably connected to the left end of the feed hopper, and a drive gear is fixedly connected to the right end of the drive shaft. Both rack plates are meshed with the drive gear, which enables the dispersed feeding of conductive steel ring raw materials. The conductive steel ring raw materials are scattered as much as possible to the upper end of the cylinder, so that the magnetic material can be quickly and fully adsorbed onto the outer wall of the cylinder, improving the magnetic separation efficiency of the conductive steel ring raw materials.

[0008] Furthermore, the dispersing mechanism also includes a transmission gear, a rotating shaft, a third gear, and a drive pulley. The transmission gear is fixedly connected to the left end of the drive shaft, and the rotating shaft is symmetrically rotatably connected to the inside of the drive chamber. The right end of the rotating shaft is fixedly connected to a third gear, and both third gears are installed in conjunction with the transmission gear. The left end of the rear rotating shaft is fixedly connected to a drive pulley, and the left end of the front rotating shaft is fixedly connected to a driven pulley. The driven pulley and the drive pulley are connected by a V-belt to achieve longitudinal periodic movement of the two dispersing buckets.

[0009] Furthermore, a control switch group is provided on the right end of the front surface of the magnetic separator. The input end of the control switch group is electrically connected to an external power supply to control various electrical appliances.

[0010] Furthermore, the dispersing mechanism also includes a motor, which is located at the left end of the drive chamber. The right end of the output shaft of the motor is fixedly connected to the left end of the rear rotating shaft, and the input end of the motor is electrically connected to the output end of the control switch group to provide driving force for the longitudinal periodic movement of the two dispersing buckets.

[0011] Furthermore, a fixed shaft is fixedly connected inside the magnetic separation chamber, and a fixed frame is fixedly connected to the middle of the fixed shaft. The inner wall of the fixed frame is provided with uniformly distributed permanent magnet blocks. A cylinder is rotatably connected inside the magnetic separation chamber. The fixed shaft and the fixed frame are both located inside the cylinder. A waste port is provided at the right end of the magnetic separation chamber. A scraper is fixedly connected inside the waste port. The scraper is installed in conjunction with the outer surface of the cylinder. An arc-shaped screen plate is fixedly connected to the middle of the inside of the magnetic separation chamber to realize the magnetic separation of conductive steel ring raw materials.

[0012] Furthermore, the front end of the cylinder extends to the outside of the magnetic separation chamber, and a driven pulley two is fixedly connected to the front end of the cylinder. A motor two is provided at the left end of the magnetic separation chamber. A drive pulley two is fixedly connected to the front end of the output shaft of the motor two. The drive pulley two and the driven pulley two are connected by a V-belt two. The input end of the motor two is electrically connected to the output end of the control switch group to provide driving force for the rotation of the cylinder.

[0013] Furthermore, a discharge bin is provided at the lower end of the magnetic separation bin. A rotating shaft is rotatably connected inside the discharge bin, and a spiral blade is fixedly connected to the outer surface of the rotating shaft. A motor is provided at the front end of the discharge bin. The rear end of the output shaft of the motor is fixedly connected to the front end of the rotating shaft. The input end of the motor is electrically connected to the output end of the control switch group to realize the discharge of the conductive steel ring raw material.

[0014] Compared with the prior art, the beneficial effects of this utility model are as follows: The magnetic separator for the conductive steel ring raw material has the following advantages:

[0015] A motor drives a pulley mechanism, which in turn causes a gear mechanism to operate, enabling the two dispersing buckets to move longitudinally and periodically in opposite directions. This disperses the conductive steel ring material, allowing it to fall as far as possible onto the upper part of the cylinder, so that the magnetic material can be quickly and fully adsorbed onto the outer wall of the cylinder, thus improving the magnetic separation efficiency of the conductive steel ring material. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the structure of this utility model;

[0017] Figure 2 This is a cross-sectional view of the internal structure of this utility model;

[0018] Figure 3 This is a cross-sectional view of the upper side of the present invention;

[0019] Figure 4 This is a cross-sectional view of the structure on the right side of this utility model;

[0020] Figure 5 This is an enlarged structural diagram of point A in this utility model.

[0021] In the diagram: 1 Magnetic separator, 2 Feed bin, 3 Discharge bin, 4 Drive bin, 5 Dispersion mechanism, 51 Motor 1, 52 Slide bar, 53 Dispersion hopper, 54 Drive shaft, 55 Drive gear, 56 Transmission gear, 57 Rotary shaft, 58 One-third gear, 59 Drive pulley 1, 6 Fixed shaft, 7 Fixed frame, 8 Permanent magnet, 9 Cylinder, 10 Driven pulley 2, 11 Drive pulley 1, 12 Motor 2, 13 Rotary shaft, 14 Spiral blade, 15 Motor 3, 16 Scraper, 17 Control switch group. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0023] Please see Figure 1-5 This embodiment provides a technical solution: a magnetic separator for conductive steel ring raw materials, including a magnetic separation chamber 1, a feeding chamber 2 is provided at the upper end of the magnetic separation chamber 1, the feeding chamber 2 is vertically located on the left side of the central axis of the cylinder 9 to prevent the conductive steel ring raw materials from sliding to the right on the outer surface of the cylinder 9, a drive chamber 4 is provided at the left end of the feeding chamber 2, a control switch group 17 is provided at the right end of the front surface of the magnetic separation chamber 1, the input end of the control switch group 17 is electrically connected to an external power supply, and a dispersion mechanism 5 is also included;

[0024] Dispersion mechanism 5 includes a slide bar 52, a dispersing hopper 53, a drive shaft 54, and a drive gear 55. The slide bars 52 are symmetrically and fixedly connected inside the feed hopper 2. Dispersing hoppers 53 are slidably connected between two horizontally adjacent slide bars 52. A rack plate is fixedly connected to the left end of the lower surface of each dispersing hopper 53. The drive shaft 54 ​​is rotatably connected to the left end of the feed hopper 2. The drive gear 55 is fixedly connected to the right end of the drive shaft 54. Both rack plates are meshed with the drive gear 55. The dispersion mechanism 5 also includes a transmission gear 56, a rotating shaft 57, a third-order gear 58, and a drive pulley 59. The transmission gear 56 is fixedly connected to the left end of the drive shaft 54. The rotating shaft 57 is symmetrically and rotatably connected inside the drive hopper 4. A third-order gear 59 is fixedly connected to the right end of each rotating shaft 57. Wheel 58, two one-third gears 58 are both installed in conjunction with transmission gear 56. The left end of the rear rotating shaft 57 is fixedly connected to drive pulley 59, and the left end of the front rotating shaft 57 is fixedly connected to driven pulley 59. Driven pulley 59 and drive pulley 59 are connected by a V-belt. The dispersing mechanism 5 also includes motor 51, which is located at the left end of the drive chamber 4. The right end of the output shaft of motor 51 is fixedly connected to the left end of the rear rotating shaft 57. The input end of motor 51 is electrically connected to the output end of control switch group 17. Conductive steel ring raw materials are injected into the feed chamber 2 through the feed port of feed chamber 2. At the same time, motor 51 is turned on by control switch group 17. The output shaft of motor 51 rotates, driving the rear rotating shaft 57. The rear shaft 57 rotates, driving the drive pulley 59 to rotate. The drive pulley 59 drives the driven pulley 59 to rotate via the V-belt 51, which in turn drives the front shaft 57 to rotate. The two shafts 57 rotate synchronously, and each rotation of the shafts 57 drives the adjacent one-third gear 58 to rotate. When the rear one-third gear 58 contacts the transmission gear 56, the transmission gear 56 rotates counterclockwise, which in turn drives the drive gear 55 to rotate counterclockwise via the drive shaft 54. The counterclockwise rotating drive gear 55 acts on the two rack plates, causing the upper dispersion bucket 53 to slide backward under the guidance of the corresponding slide rod 52, and the lower dispersion bucket 53 to slide forward under the guidance of the corresponding slide rod 52. When the rear one-third gear 58 contacts the transmission gear 56, the transmission gear 56 rotates counterclockwise, which in turn drives the drive gear 55 to rotate counterclockwise via the drive shaft 54. When the transmission gear 56 and the front third gear 58 come into contact with the transmission gear 56, the transmission gear 56 rotates clockwise, which in turn drives the drive gear 55 to rotate clockwise through the drive shaft 54. The clockwise rotating drive gear 55 acts on the two rack plates, which causes the upper dispersion bucket 53 to slide forward under the guidance of the corresponding slide rod 52, and the lower dispersion bucket 53 to slide backward under the guidance of the corresponding slide rod 52. As the rotating shaft 57 rotates in a circular motion, the two third gears 58 alternately come into contact with the transmission gear 56, causing the two dispersion buckets 53 to move longitudinally periodically, and the two dispersion buckets 53 move in opposite directions, so that the conductive steel ring material falling into the dispersion bucket 53 is evenly dispersed to the upper end of the cylinder 9.

[0025] The magnetic separation chamber 1 is internally fixedly connected to a fixed shaft 6. A fixed frame 7 is fixedly connected to the middle of the fixed shaft 6. Evenly distributed permanent magnet blocks 8 are arranged on the inner wall of the fixed frame 7. A cylinder 9 is rotatably connected inside the magnetic separation chamber 1. The central axes of the fixed shaft 6 and the cylinder 9 coincide. Both the fixed shaft 6 and the fixed frame 7 are located inside the cylinder 9. A waste outlet is located at the right end of the magnetic separation chamber 1. A scraper 16 is fixedly connected inside the waste outlet and is fitted to the outer surface of the cylinder 9. An arc-shaped screen plate is fixedly connected to the middle of the interior of the magnetic separation chamber 1. The front end of the cylinder 9 extends to the outside of the magnetic separation chamber 1. A driven pulley 10 is fixedly connected to the front end of the cylinder 9. A motor 12 is located at the left end of the magnetic separation chamber 1. A drive pulley 11 is fixedly connected to the front end of the output shaft of the motor 12. The drive pulley 11 and the driven pulley 10 are connected by a V-belt. The input end of motor 12 is electrically connected to the output end of control switch group 17. Motor 12 is operated by control switch group 17. The output shaft of motor 12 rotates, which drives drive pulley 11 to rotate. Drive pulley 11 drives driven pulley 10 to rotate through V-belt 2. Driven pulley 10 rotates, which drives cylinder 9 to rotate. Under the action of permanent magnet system composed of permanent magnet blocks 8 in fixed position, the magnetic material inside the conductive steel ring raw material is attracted to the outer surface of cylinder 9 under the action of magnetic force. The rotating cylinder 9 rotates the magnetic material to the right. The upper end of scraper 16 contacts the outer surface of cylinder 9 and scrapes out the magnetic material. Then the magnetic material is removed through the waste port. At the same time, the conductive steel ring raw material falls into the upper end of the arc screen plate at the left end inside the magnetic separation chamber 1. The arc screen plate reduces the falling speed of the conductive steel ring raw material, which facilitates the full magnetic separation of the conductive steel ring raw material.

[0026] The magnetic separation chamber 1 has a discharge chamber 3 at its lower end. A rotating shaft 13 is rotatably connected inside the discharge chamber 3. A spiral blade 14 is fixedly connected to the outer surface of the rotating shaft 13. A motor 15 is installed at the front end of the discharge chamber 3. The rear end of the output shaft of the motor 15 is fixedly connected to the front end of the rotating shaft 13. The input end of the motor 15 is electrically connected to the output end of the control switch group 17. The motor 15 is operated by the control switch group 17. The rotation of the output shaft of the motor 15 drives the rotating shaft 13 to rotate. The rotation of the rotating shaft 13 drives the spiral blade 14 to rotate. The shearing force generated by the spiral blade 14 and the inner wall of the discharge chamber 3 realizes the spiral conveying of the conductive steel ring raw material, so that the conductive steel ring raw material is removed through the discharge port of the discharge chamber 3.

[0027] The working principle of the magnetic separator for conductive steel ring raw materials provided by this utility model is as follows: During operation, the operator first places the magnetic separation chamber 1, the feeding chamber 2, and other mechanisms stably in the horizontal working area. After stable placement, the operator injects the conductive steel ring raw material into the feeding chamber 2 through the feeding port. Simultaneously, the operator controls the switch group 17 to start the motor 51. The output shaft of the motor 51 rotates, driving the rear rotating shaft 57 to rotate. The rotation of the rear rotating shaft 57 drives the drive pulley 59 to rotate. The drive pulley 59 drives the driven pulley 59 to rotate through the V-belt, which in turn drives the front rotating shaft 57 to rotate. The two rotating shafts 57 rotate synchronously, and the rotation of the rotating shafts 57 drives the adjacent transverse one-third gear 58 to rotate. When the rear third-third gear 58 contacts the transmission gear 56, the transmission gear 56 rotates counterclockwise, which in turn drives the drive gear 55 to rotate counterclockwise via the drive shaft 54. The counterclockwise rotating drive gear 55 acts on the two rack plates, causing the upper dispersion bucket 53 to slide backward under the guidance of the corresponding slide rod 52, and the lower dispersion bucket 53 to slide forward under the guidance of the corresponding slide rod 52. When the rear third-third gear 58 finishes contacting the transmission gear 56, and the front third-third gear 58 contacts the transmission gear 56, the transmission gear 56 rotates clockwise, which in turn drives the drive gear 55 to rotate clockwise via the drive shaft 54. The clockwise rotating drive gear 55 acts on the two rack plates, causing the upper dispersion bucket 53 to slide backward under the guidance of the corresponding slide rod 52, and the lower dispersion bucket 53 to slide forward under the guidance of the corresponding slide rod 52. The first dispersion hopper 53 slides forward under the guidance of the corresponding slide rod 52, while the second dispersion hopper 53 slides backward under the guidance of the corresponding slide rod 52. As the rotating shaft 57 rotates in a circular motion, the two one-third gears 58 alternately contact the transmission gear 56, causing the two dispersion hoppers 53 to move longitudinally and periodically in opposite directions. This evenly disperses the conductive steel ring material falling into the dispersion hopper 53 to the upper end of the cylinder 9. Simultaneously, the control switch group 17 activates the second motor 12. The output shaft of the second motor 12 rotates, driving the second drive pulley 11 to rotate. The second drive pulley 11 drives the second driven pulley 10 to rotate via the second triangular belt. The rotation of the second driven pulley 10 drives the cylinder 9 to rotate. Under the action of the permanent magnet system composed of fixed permanent magnet blocks 8, the magnetic material inside the conductive steel ring raw material is attracted to the outer surface of the cylinder 9 under the action of magnetic force. The rotating cylinder 9 rotates the magnetic material to the right, and the upper end of the scraper 16 contacts the outer surface of the cylinder 9, scraping out the magnetic material. Then the magnetic material is removed through the waste port. At the same time, the conductive steel ring raw material falls into the upper end of the arc-shaped screen plate at the left end inside the magnetic separation chamber 1. The arc-shaped screen plate reduces the falling speed of the conductive steel ring raw material, which facilitates the full magnetic separation of the conductive steel ring raw material. Then the conductive steel ring raw material falls into the interior of the discharge chamber 3. The operator controls the motor 15 to operate through the control switch group 17. The output shaft of the motor 15 rotates, driving the rotating shaft 13 to rotate. The rotating shaft 13 rotates, driving the spiral blade 14 to rotate.The shearing force generated by the spiral blade 14 and the inner wall of the discharge bin 3 enables the spiral conveying of the conductive steel ring raw material, which then exits through the discharge port of the discharge bin 3.

[0028] It is worth noting that the control switch group 17 disclosed in the above embodiments is provided with control buttons that correspond one-to-one with motor 1 51, motor 2 12 and motor 3 15 and control their switching.

[0029] The above description is merely an embodiment of this utility model and does not limit the patent scope of this utility model. Any equivalent structural or procedural transformations made based on the description and drawings of this utility model, or direct or indirect applications in other related technical fields, are similarly included within the patent protection scope of this utility model.

Claims

1. A magnetic separator for conductive steel ring raw materials, comprising a magnetic separation chamber (1), a feeding chamber (2) disposed at the upper end of the magnetic separation chamber (1), and a drive chamber (4) disposed at the left end of the feeding chamber (2), characterized in that: It also includes decentralized institutions (5); Dispersion mechanism (5): It includes a slide bar (52), a dispersion hopper (53), a drive shaft (54), and a drive gear (55). The slide bar (52) is symmetrically fixedly connected to the inside of the feed hopper (2). Dispersion hoppers (53) are slidably connected between two horizontally adjacent slide bars (52). A rack plate is fixedly connected to the left end of the lower surface of the dispersion hopper (53). The drive shaft (54) is rotatably connected to the left end of the feed hopper (2). The drive gear (55) is fixedly connected to the right end of the drive shaft (54). Both rack plates are meshed with the drive gear (55).

2. A magnetic separator for electrically conductive steel ring stock material according to claim 1, characterized in that: The dispersing mechanism (5) also includes a transmission gear (56), a rotating shaft (57), a third gear (58), and a drive pulley (59). The transmission gear (56) is fixedly connected to the left end of the drive shaft (54). The rotating shaft (57) is symmetrically rotatably connected to the inside of the drive chamber (4). The right end of the rotating shaft (57) is fixedly connected to a third gear (58). Both third gears (58) are installed in conjunction with the transmission gear (56). The left end of the rear rotating shaft (57) is fixedly connected to a drive pulley (59). The left end of the front rotating shaft (57) is fixedly connected to a driven pulley. The driven pulley and the drive pulley (59) are connected by a V-belt.

3. A magnetic separator for electrically conductive steel ring stock material according to claim 2, characterized in that: A control switch group (17) is provided on the right end of the front surface of the magnetic separator (1), and the input end of the control switch group (17) is electrically connected to an external power supply.

4. A magnetic separator for electrically conductive steel ring stock material according to claim 3, characterized in that: The dispersing mechanism (5) also includes a motor (51), which is located at the left end of the drive compartment (4). The right end of the output shaft of the motor (51) is fixedly connected to the left end of the rear rotating shaft (57), and the input end of the motor (51) is electrically connected to the output end of the control switch group (17).

5. A magnetic separator for electrically conductive steel ring stock material according to claim 3, characterized in that: The magnetic separation chamber (1) is fixedly connected to a fixed shaft (6), and a fixed frame (7) is fixedly connected to the middle of the fixed shaft (6). The inner wall of the fixed frame (7) is provided with uniformly distributed permanent magnet blocks (8). The magnetic separation chamber (1) is rotatably connected to a cylinder (9). The fixed shaft (6) and the fixed frame (7) are both located inside the cylinder (9). The right end of the magnetic separation chamber (1) is provided with a waste port. A scraper (16) is fixedly connected inside the waste port. The scraper (16) is installed in conjunction with the outer surface of the cylinder (9). An arc-shaped screen plate is fixedly connected to the middle of the magnetic separation chamber (1).

6. A magnetic separator for electrically conductive steel ring stock material according to claim 5, characterized in that: The front end of the cylinder (9) extends to the outside of the magnetic separation chamber (1). A driven pulley two (10) is fixedly connected to the front end of the cylinder (9). A motor two (12) is provided at the left end of the magnetic separation chamber (1). A drive pulley two (11) is fixedly connected to the front end of the output shaft of the motor two (12). The drive pulley two (11) and the driven pulley two (10) are connected by a V-belt two. The input end of the motor two (12) is electrically connected to the output end of the control switch group (17).

7. A magnetic separator for electrically conductive steel ring stock material as defined in claim 3, characterized in that: The lower end of the magnetic separator (1) is provided with a discharge chamber (3). The discharge chamber (3) is rotatably connected to a rotating shaft (13). The outer surface of the rotating shaft (13) is fixedly connected with a spiral blade (14). The front end of the discharge chamber (3) is provided with a motor (15). The rear end of the output shaft of the motor (15) is fixedly connected to the front end of the rotating shaft (13). The input end of the motor (15) is electrically connected to the output end of the control switch group (17).