Magnetic frame cleaning device

Abstract

The utility model provides a magnetic frame cleaning device which comprises a hollow cylinder with the upper end and the lower end sealed, a rotary supporting mechanism is arranged at the bottom of the cylinder, a rotary driving mechanism is arranged at the top of the cylinder, a magnetic frame to be cleaned is arranged in the cylinder, the lower end of the magnetic frame is connected with the rotary supporting mechanism, the upper end of the magnetic frame is connected with the rotary driving mechanism, and the magnetic frame can rotate in situ. A plurality of purging gas inlets are uniformly formed in the side wall of the cylinder body along the longitudinal direction; and a material extraction opening is formed in the side wall of the cylinder body. Through the arrangement of structures such as the rotary support, the rotary drive and the purging device, the magnetic frame is fixed in the cleaning device, the magnetic frame is prevented from moving or shaking in the cleaning process, the magnetic frame can rotate in situ, it is ensured that purging gas can be purged to each corner, the dead-corner-free purging effect is achieved, the purged impurities are discharged and collected, and the cleaning efficiency is improved. Pollution caused by direct scattering into the environment is avoided; the device is simple in structure, reasonable in design, easy and convenient to operate, clean, environmentally friendly and wide in application range.

Description

TECHNICAL FIELD

[0001] The utility model belongs to magnetic equipment technical field relates to a magnetic force frame cleaning device. BACKGROUND

[0002] Magnetic material is one of the commonly used materials in modern industrial society, based on the characteristics of magnetic material, magnetic material and non-magnetic material need to be separated in many application occasions, which can be called demagnetization process. For example, in the lithium battery industry, the production of battery materials often needs to go through demagnetization process, which usually needs to use demagnetization equipment. After long time use of demagnetization equipment, magnetic impurities adhere or gather on the demagnetization assembly in the equipment, which needs to be cleaned in time, otherwise it will affect the demagnetization process and the quality of electrode material.

[0003] Magnetic force frame is one of the most commonly used demagnetization assemblies in demagnetization equipment. At present, the cleaning of magnetic force frame is usually carried out manually, for example, the magnetic force frame is disassembled from the demagnetization equipment and then cleaned manually. Manual cleaning needs a long time, has low operation efficiency, and has high labor intensity. Due to the limitation of manual operation, it is difficult to clean all impurities completely, and there is a problem of cleaning dead angle. At the same time, due to the different skill levels of different operators, the cleaning effect is uneven, which may affect the product quality. During the manual cleaning of magnetic force frame, impurities may scatter into the environment, causing dust and adversely affecting the environment. Therefore, it is necessary to use a cleaning device to remove magnetic substances on the demagnetization assembly. Through the structural design of the cleaning device, the cleaning efficiency and cleaning quality can be improved, automatic cleaning can be realized, and the impact on the environment can be avoided. SUMMARY

[0004] In view of the problems existing in the prior art, the purpose of the utility model is to provide a magnetic force frame cleaning device. The device is fixed by rotating support, rotating drive and blowing structure, so that the magnetic force frame does not move or shake during cleaning, and the magnetic force frame can rotate to achieve the effect of cleaning without dead angle, ensure that the impurities on the magnetic force frame can be cleaned completely, and improve the cleaning efficiency.

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

[0006] The utility model provides a magnetic force frame cleaning device, the magnetic force frame cleaning device includes the hollow cylinder of up and down end seal, the bottom of cylinder is equipped with rotating support mechanism, the top of cylinder is equipped with rotating drive mechanism, the magnetic force frame to be cleaned is arranged in the cylinder, and the lower end is connected with the rotating support mechanism, the upper end is connected with the rotating drive mechanism, and can rotate in situ;The side wall of cylinder is uniformly provided with a plurality of blowing gas inlets along the longitudinal direction, and the side wall of cylinder is provided with a material outlet.

[0007] The utility model discloses a cleaning device for magnetic material on the magnetic force frame, which is characterized by simple structure, reasonable design, convenient operation, environmental protection, wide application range and the like.

[0008] The following is the preferred technical scheme of the utility model, but not the limitation of the technical scheme provided by the utility model, through the following technical scheme, the technical purpose and beneficial effect of the utility model can be better achieved and realized.

[0009] As the preferred technical scheme of the utility model, the barrel body is in the shape of a cylinder, the upper end of the barrel body is of an open-close type structure, and a support is arranged below the lower end of the barrel body.

[0010] As the preferred technical scheme of the utility model, the rotating support mechanism comprises a first bearing, a fixed seat, a fastening bolt and a shaft sleeve, the fixed seat is in the shape of L, one side of the fixed seat is fixed to the inner wall of the barrel body, the other side of the fixed seat is provided with a groove, the outer ring of the first bearing is connected to the fixed seat, the inner ring of the first bearing is connected to the groove, and the shaft sleeve is embedded in the groove.

[0011] In the utility model, according to the structure assembly of the rotating support mechanism, when the fixed seat is in the shape of L, one side of the fixed seat is fixed to the stable support surface of the inner wall of the barrel body of the cleaning device through a bolt, the other side of the fixed seat is provided with a groove, and the shaft sleeve is embedded in the groove, the outer ring of the first bearing is connected to the fixed seat, and the inner ring of the first bearing is connected to the groove.

[0012] As the preferred technical scheme of the utility model, the rotating drive mechanism includes drive motor, conveying belt, pulley and bearing assembly, the pulley includes driving pulley and driven pulley, the driving pulley is installed on the output shaft of drive motor, the driven pulley is fixed on the corresponding position of the shaft on magnetic frame, the conveying belt is around between driving pulley and driven pulley, and drives magnetic frame to rotate;The bearing assembly includes second bearing and matched bearing seat, and is installed on the upper end of the shaft on magnetic frame.

[0013] In the utility model, the drive motor in rotating drive mechanism is servo motor that can accurately speed-regulate, can flexibly control rotational speed according to cleaning demand, and is provided with driving pulley on output shaft;The driven pulley is fixed on the corresponding position of the shaft on magnetic frame, and transmission belt is around between driving pulley and driven pulley, so that the power of motor is transmitted to shaft, and preliminary rotating drive is realized.

[0014] The bearing assembly is composed of deep groove ball bearing and matched bearing seat, is installed on the upper end of the shaft, stably supports the shaft, reduces radial runout in rotating process, ensures that magnetic frame is stable and smooth when rotating, and further efficiently drives magnetic frame to rotate and carry out cleaning operation.

[0015] As the preferred technical scheme of the utility model, the purge gas inlet includes continuous gas inlet and pulse gas inlet, and is respectively located at the two ends of the radial of the side wall of the cylinder.

[0016] In the utility model, the purge gas inlet is only arranged on the two opposite axes of the cylinder, and since the magnetic frame can rotate, the gas inlet does not need to be arranged in a ring.

[0017] As the preferred technical scheme of the utility model, the pulse gas inlet is uniformly arranged along the axial direction, and the number thereof is 3-6, for example, 3, 4, 5 or 6, and each pulse gas inlet is independently ventilated.

[0018] As the preferred technical scheme of the utility model, the continuous gas inlet is a plurality of openings arranged on the continuous gas pipeline, the openings are directed to the position of the central axis of the cylinder, and are uniformly arranged on the continuous gas pipeline, the diameter of the opening is 1.8-2.2 mm, for example, 1.8 mm, 1.9 mm, 2.0 mm, 2.1 mm or 2.2 mm, and the spacing between the adjacent two openings is 2.8-3.2 mm, for example, 2.8 mm, 2.9 mm, 3.0 mm, 3.1 mm or 3.2 mm, but is not limited to the listed values, and other values not listed in the respective value range are also applicable.

[0019] In the utility model, the size and position of the opening on the continuous gas pipeline are arranged so that the gas can be uniformly sprayed on the surface of the magnetic frame.

[0020] As the preferred technical scheme of the utility model, the continuous gas pipeline is arranged along the inner side of the cylinder and extends from the upper part of the cylinder to the lower part of the cylinder.

[0021] In the utility model, the impurities on the magnetic stand can be effectively removed by purging with compressed gas, in order to achieve better cleaning effect, two modes of continuous and intermittent purging can be used, that is, two purging pipelines are divided, the compressed gas is continuously introduced in the continuous purging pipeline, the gas pressure of continuous purging is 0.5-0.7 MPa, for example, 0.5 MPa, 0.55 MPa, 0.6 MPa, 0.65 MPa or 0.7 MPa, etc., in order to maintain the basic clean state, the compressed gas is pulsed in the intermittent purging pipeline, the gas pressure of pulse purging is 0.7-0.9 MPa, for example, 0.7 MPa, 0.75 MPa, 0.8 MPa, 0.85 MPa or 0.9 MPa, etc., in order to carry out high-strength purging to remove stubborn impurities.

[0022] As the preferred technical scheme of the utility model, the magnetic stand cleaning device further comprises a gas-solid separator and a negative pressure equipment, the material extraction outlet is connected with the inlet of the gas-solid separator, the gas outlet of the gas-solid separator is connected with the negative pressure equipment.

[0023] As the preferred technical scheme of the utility model, the gas-solid separator further comprises a sealed storage tank, and the solid outlet of the gas-solid separator is connected with the sealed storage tank.

[0024] In the utility model, due to the arrangement of the negative pressure equipment, the impurities cleaned by purging can be extracted, and after gas-solid separation, the solid impurities are collected in the sealed container, so as to prevent the pollution caused by scattering into the environment.

[0025] Compared with the prior art, the utility model has the following beneficial effects:

[0026] (1) The device fixes the magnetic stand at the middle position of the cleaning device through the arrangement of the rotating support, rotating drive and purging structures, avoids the movement or shaking of the magnetic stand during the cleaning process, and can rotate in place, ensures that the purging gas can purge every corner, and achieves the purging effect without dead angle.

[0027] (2) The arrangement of the purging gas inlet and the material extraction outlet in the utility model ensures that the compressed gas can be uniformly blown in, and the impurity particles cleaned by purging can be discharged and collected in time, avoids the re-adhesion of the impurity particles to the magnetic stand, and also avoids the pollution caused by direct scattering into the environment.

[0028] (3) The device has simple structure, reasonable design, simple operation, clean environment and wide application range. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 is a structure schematic view of the magnetic frame cleaning device provided in Embodiment 1 of the present application;

[0030] Figure 2 is a longitudinal section structure schematic view of the magnetic frame cleaning device provided in Embodiment 1 of the present application;

[0031] Wherein, 1-cylinder, 2-rotary support mechanism, 21-first bearing, 22-fixed seat, 23-fastening bolt, 24-shaft sleeve, 3-rotary drive mechanism, 31-driving motor, 32-driving pulley, 33-following pulley, 34-bearing assembly, 4-pulse gas inlet, 5-continuous gas pipeline, 6-material suction outlet, 7-magnetic frame. DETAILED DESCRIPTION

[0032] In order to better illustrate the present application, the technical scheme of the present application is understood, the present application is further described in detail below, but the following examples are only simple examples of the present application, and do not represent or limit the protection scope of the present application, the protection scope of the present application is subject to the claims.

[0033] The following is a typical but non-limiting embodiment of the present application:

[0034] Embodiment 1:

[0035] The present embodiment provides a kind of magnetic frame cleaning device, the structure schematic view of the magnetic frame cleaning device as shown in Figure 1 As shown in Figure 2 The hollow cylinder 1 of upper and lower end, the bottom of the cylinder 1 is equipped with rotary support mechanism 2, the top of the cylinder 1 is equipped with rotary drive mechanism 3, the magnetic frame 7 to be cleaned is arranged in cylinder 1, and the lower end is connected with rotary support mechanism 2, and the upper end is connected with rotary drive mechanism 3, which can be rotated in situ;Multiple blow-swept gas inlets are evenly arranged on the side wall of the cylinder 1 along the longitudinal direction, and the side wall of the cylinder 1 is provided with material suction outlet 6.

[0036] The cylinder 1 is cylindrical, the upper end of the cylinder 1 is of open-close type structure, and the lower end of the cylinder 1 is provided with a support below.

[0037] The rotary support mechanism 2 includes first bearing 21, fixed seat 22, fastening bolt 23 and shaft sleeve 24, the fixed seat 22 is L-shaped, one side is fixed to the inner wall of the cylinder 1, the other side has a groove, the fixed seat 22 is connected with the outer ring of first bearing 21, the inner ring of first bearing 21 is connected with the groove, and the shaft sleeve 24 is embedded in the groove;The shaft of the magnetic frame 7 is provided with a shaft, the shaft passes through the matched shaft sleeve 24, and the two are fixedly connected by fastening bolt 23.

[0038] The rotating drive mechanism 3 comprises a driving motor 31, a transmission belt, a pulley and a bearing assembly 34, the pulley comprises a driving pulley 32 and a driven pulley 33, the driving pulley 32 is installed on the output shaft of the driving motor 31, the driven pulley 33 is fixed on the corresponding position of the shaft on the magnetic frame 7, the transmission belt is wound between the driving pulley 32 and the driven pulley 33 to drive the magnetic frame 7 to rotate, and the bearing assembly 34 comprises a second bearing and a matching bearing seat, which are installed on the upper end of the shaft on the magnetic frame 7.

[0039] The purge gas inlet comprises a continuous gas inlet and a pulse gas inlet 4, which are respectively located at the two ends of the radial side wall of the cylinder body 1.

[0040] The pulse gas inlet 4 is uniformly arranged in the axial direction, and the number of the pulse gas inlets 4 is four, each pulse gas inlet 4 independently circulates and ventilates, the pressure of the pulse gas is 0.8 MPa, the purge time of a single pulse gas inlet 4 is 1 s, and the purge interval is 30 s.

[0041] The continuous gas inlet is a plurality of openings arranged on the continuous gas pipeline 5, the openings are directed to the position of the central axis of the cylinder body 1, and the openings are uniformly arranged on the continuous gas pipeline 5, the diameter of the opening is 2.0 mm, the distance between two adjacent openings is 3.0 mm, and the pressure of the continuous gas is 0.6 MPa.

[0042] The continuous gas pipeline 5 is arranged along the inner side of the cylinder body 1 and extends from the upper part of the cylinder body 1 to the lower part of the cylinder body 1.

[0043] The magnetic frame cleaning device further comprises a gas-solid separator and a negative pressure equipment, the material extraction outlet 6 is connected with the inlet of the gas-solid separator, and the gas outlet of the gas-solid separator is connected with the negative pressure equipment; the negative pressure equipment comprises an air extractor.

[0044] The magnetic frame cleaning device further comprises a sealed storage tank, and the solid outlet of the gas-solid separator is connected with the sealed storage tank.

[0045] Example 2:

[0046] The magnetic frame cleaning device comprises a hollow cylinder body 1 with upper and lower closed ends, a rotating support mechanism 2 is arranged at the bottom of the cylinder body 1, a rotating drive mechanism 3 is arranged at the top of the cylinder body 1, a magnetic frame 7 to be cleaned is arranged in the cylinder body 1, the lower end of the magnetic frame 7 is connected with the rotating support mechanism 2, and the upper end of the magnetic frame 7 is connected with the rotating drive mechanism 3, so that the magnetic frame 7 can be rotated in situ; a plurality of purge gas inlets are uniformly arranged on the side wall of the cylinder body 1 in the longitudinal direction, and a material extraction outlet 6 is arranged on the side wall of the cylinder body 1.

[0047] The cylinder body 1 is in a cylindrical shape, the upper closed end of the cylinder body 1 is of an open-close structure, and a support is arranged below the lower closed end of the cylinder body 1.

[0048] The rotating support mechanism 2 comprises a first bearing 21, a fixed seat 22, a fastening bolt 23 and a shaft sleeve 24. The fixed seat 22 is L-shaped, one side of which is fixed to the inner wall of the cylinder 1, and the other side of which is provided with a groove. The fixed seat 22 is connected to the outer ring of the first bearing 21, the inner ring of the first bearing 21 is connected to the groove, and the shaft sleeve 24 is embedded in the groove. The magnetic frame 7 is provided with a shaft, the shaft passes through the matching shaft sleeve 24, and the two are fixedly connected by the fastening bolt 23.

[0049] The rotating drive mechanism 3 comprises a drive motor 31, a transmission belt, pulleys and a bearing assembly 34. The pulleys comprise a driving pulley 32 and a driven pulley 33. The driving pulley 32 is installed on the output shaft of the drive motor 31, the driven pulley 33 is fixed to the corresponding position of the shaft on the magnetic frame 7, and the transmission belt is wound between the driving pulley 32 and the driven pulley 33 to drive the magnetic frame 7 to rotate. The bearing assembly 34 comprises a second bearing and a matching bearing seat, which are installed on the upper end of the shaft on the magnetic frame 7.

[0050] The purge gas inlet comprises a continuous gas inlet and a pulse gas inlet 4, which are respectively located at the two ends of the radial side wall of the cylinder 1.

[0051] The pulse gas inlet 4 is uniformly arranged in the axial direction, and the number of pulse gas inlets 4 is three. Each pulse gas inlet 4 independently circulates and ventilates. The pressure of the pulse gas is 0.9 MPa, the purge time of a single pulse gas inlet 4 is 1 s, and the purge interval is 40 s.

[0052] The continuous gas inlet is a plurality of openings provided on the continuous gas pipeline 5. The openings are directed towards the central axis position of the cylinder 1, and are uniformly arranged on the continuous gas pipeline 5. The diameter of the openings is 1.8 mm, and the distance between adjacent two openings is 2.8 mm. The pressure of the continuous gas is 0.7 MPa.

[0053] The continuous gas pipeline 5 is arranged along the inner side of the cylinder 1, extending from the upper part of the cylinder 1 to the lower part of the cylinder 1.

[0054] The magnetic frame cleaning device further comprises a gas-solid separator and a negative pressure device. The material extraction outlet 6 is connected to the inlet of the gas-solid separator, and the gas outlet of the gas-solid separator is connected to the negative pressure device. The negative pressure device comprises an air extractor.

[0055] The magnetic frame cleaning device further comprises a sealed storage tank, and the solid outlet of the gas-solid separator is connected to the sealed storage tank.

[0056] Example 3:

[0057] The embodiment provides a magnetic frame cleaning device, which comprises a hollow cylinder 1 with upper and lower ends, a rotating support mechanism 2 arranged at the bottom of the cylinder 1, and a rotating drive mechanism 3 arranged at the top of the cylinder 1; a magnetic frame 7 to be cleaned is arranged in the cylinder 1, and the lower end of the magnetic frame 7 is connected with the rotating support mechanism 2, and the upper end of the magnetic frame 7 is connected with the rotating drive mechanism 3, so that the magnetic frame 7 can rotate in situ; a plurality of blowing gas inlets are evenly arranged on the side wall of the cylinder 1 in the longitudinal direction, and a material outlet 6 is arranged on the side wall of the cylinder 1.

[0058] The cylinder 1 is in a cylindrical shape, the upper end of the cylinder 1 is of an open-close type structure, and a support is arranged below the lower end of the cylinder 1.

[0059] The rotating support mechanism 2 comprises a first bearing 21, a fixed seat 22, a fastening bolt 23 and a shaft sleeve 24; the fixed seat 22 is in an L shape, is fixed to the inner wall of the cylinder 1 on one side, and is provided with a groove on the other side; the fixed seat 22 is connected with the outer ring of the first bearing 21, the inner ring of the first bearing 21 is connected with the groove, and the shaft sleeve 24 is embedded in the groove; a shaft is arranged on the magnetic frame 7, the shaft passes through the matched shaft sleeve 24, and the shaft and the shaft sleeve 24 are fixedly connected by the fastening bolt 23.

[0060] The rotating drive mechanism 3 comprises a driving motor 31, a transmission belt, a belt wheel and a bearing assembly 34; the belt wheel comprises a driving belt wheel 32 and a driven belt wheel 33; the driving belt wheel 32 is installed on the output shaft of the driving motor 31, the shaft on the magnetic frame 7 is fixed with the driven belt wheel 33 at a corresponding position, the transmission belt is wound between the driving belt wheel 32 and the driven belt wheel 33, and the magnetic frame 7 is driven to rotate; the bearing assembly 34 comprises a second bearing and a matched bearing seat, and is installed on the upper end of the shaft on the magnetic frame 7.

[0061] The blowing gas inlets comprise continuous gas inlets and pulse gas inlets 4, which are respectively arranged at the two ends of the radial direction of the side wall of the cylinder 1.

[0062] The pulse gas inlets 4 are evenly arranged in the axial direction, and the number of the pulse gas inlets 4 is six; the pulse gas inlets 4 are independently circulated; the pressure of the pulse gas is 0.7 MPa; the blowing time of a single pulse gas inlet 4 is 1 s, and the blowing interval is 20 s.

[0063] The continuous gas inlets are a plurality of openings arranged on a continuous gas pipeline 5; the openings are arranged towards the central axis position of the cylinder 1 and are evenly arranged on the continuous gas pipeline 5; the diameter of the openings is 2.2 mm, and the interval between two adjacent openings is 3.2 mm; the pressure of the continuous gas is 0.5 MPa.

[0064] The continuous gas pipeline 5 is arranged along the inner side of the cylinder 1 and extends from the upper part of the cylinder 1 to the lower part of the cylinder 1.

[0065] The magnetic frame cleaning device further comprises a gas-solid separator and a negative pressure device, the material extraction port 6 is connected with an inlet of the gas-solid separator, a gas outlet of the gas-solid separator is connected with the negative pressure device; the negative pressure device comprises an air extractor.

[0066] The magnetic frame is cleaned by using the cleaning device in the above embodiment, and the operation process comprises the following steps:

[0067] The magnetic frame to be cleaned is fixed in the cleaning device so as to be unable to shake and be able to rotate, after the rotating driving mechanism is started, the magnetic frame is driven to rotate, compressed gas is sprayed from the continuous gas pipeline, and the impurities on the magnetic frame are continuously blown away, after the basic blowing is completed, the compressed gas is intermittently introduced from the pulse gas inlet, high-intensity blowing is performed, and stubborn impurities are removed; after the blowing is started, the negative pressure device is started, the impurities cleaned and the introduced gas are extracted, the impurities are collected to the closed container after the gas-solid separation.

[0068] It can be seen from the above embodiments that the device fixes the magnetic frame at the middle position of the cleaning device through the setting of the rotating support, the rotating driving and the blowing structure, avoids the movement or shaking of the magnetic frame during the cleaning process, and can rotate in situ, ensures that the blowing gas can blow into every corner, and achieves the blowing effect without dead angle; the setting of the blowing gas inlet and the material extraction port in the cleaning device ensures that the compressed gas can be uniformly blown in, and the impurity particles blown away are discharged and collected in time, avoids the re-adhesion of the impurity particles to the magnetic frame, and also avoids the direct scattering of the impurity particles to the environment to cause pollution; the device has simple structure, reasonable design, simple operation, clean environmental protection, and wide application range.

[0069] The applicant declares that the detailed device of the utility model is illustrated by the above embodiments, but the utility model is not limited to the above detailed device, that is, it does not mean that the utility model must depend on the above detailed device to be implemented. It should be understood by those skilled in the art that any improvement of the utility model, equivalent replacement of the utility model device, addition of auxiliary devices, selection of specific modes and the like fall within the protection range and the disclosure range of the utility model.

Claims

1. A magnetic stand cleaning device, characterized by, The magnetic frame cleaning device comprises a hollow cylinder with upper and lower ends, a rotating support mechanism is arranged at the bottom of the cylinder, a rotating drive mechanism is arranged at the top of the cylinder, the magnetic frame to be cleaned is arranged in the cylinder and connected with the rotating support mechanism at the lower end and connected with the rotating drive mechanism at the upper end, and the magnetic frame can rotate in situ; a plurality of blowing gas inlets are uniformly arranged on the side wall of the cylinder in the longitudinal direction, and a material extraction outlet is arranged on the side wall of the cylinder.

2. The magnetic stand cleaning device of claim 1, wherein, The cylinder is in a cylindrical shape, the upper end of the cylinder is of an open-close structure, and a support is arranged below the lower end of the cylinder.

3. The magnetic stand cleaning device of claim 1, wherein, The rotating support mechanism comprises a first bearing, a fixed seat, a fastening bolt and a shaft sleeve, the fixed seat is in an L shape, one side of the fixed seat is fixed to the inner wall of the cylinder, the other side of the fixed seat is provided with a groove, the fixed seat is connected with the outer ring of the first bearing, the inner ring of the first bearing is connected with the groove, and the shaft sleeve is embedded in the groove; a shaft is arranged on the magnetic frame, the shaft passes through the shaft sleeve matched therewith, and the shaft and the shaft sleeve are fixedly connected by the fastening bolt.

4. The magnetic stand cleaning device of claim 1, wherein, The rotating drive mechanism comprises a driving motor, a transmission belt, a belt wheel and a bearing assembly, the belt wheel comprises a driving belt wheel and a driven belt wheel, the driving belt wheel is mounted on the output shaft of the driving motor, the shaft on the magnetic frame is fixed with the driven belt wheel at a corresponding position, the transmission belt is wound between the driving belt wheel and the driven belt wheel, and the magnetic frame is driven to rotate; The bearing assembly comprises a second bearing and a matched bearing seat, and the bearing assembly is installed at the upper end of the shaft on the magnetic frame.

5. The magnetic stand cleaning device of claim 1, wherein, The blowing gas inlets comprise continuous gas inlets and pulse gas inlets, and the continuous gas inlets and the pulse gas inlets are respectively arranged at the two ends in the radial direction of the side wall of the cylinder.

6. The magnetic stand cleaning device of claim 5, wherein, The pulse gas inlets are uniformly arranged in the axial direction, the number of the pulse gas inlets is 3-6, and each pulse gas inlet is independently ventilated.

7. The magnetic stand cleaning device of claim 5, wherein, The continuous gas inlets are a plurality of openings arranged on a continuous gas pipeline, the openings are directed to the position of the central axis of the cylinder, the openings are uniformly arranged on the continuous gas pipeline, the diameter of the openings is 1.8-2.2 mm, and the distance between two adjacent openings is 2.8-3.2 mm.

8. The magnetic stand cleaning device of claim 7, wherein, The continuous gas pipeline is arranged along the inner side of the cylinder and extends from the upper part of the cylinder to the lower part of the cylinder.

9. The magnetic stand cleaning device of claim 1, wherein, The magnetic frame cleaning device further comprises a gas-solid separator and a negative pressure device, the material extraction outlet is connected with the inlet of the gas-solid separator, the gas outlet of the gas-solid separator is connected with the negative pressure device, and the negative pressure device comprises an air extractor.

10. The magnetic stand cleaning device of claim 9, wherein, The magnetic frame cleaning device further comprises a sealed storage tank, and the solid outlet of the gas-solid separator is connected with the sealed storage tank.

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