104 results about "Demagnetizing device" patented technology

The utility model belongs to the technical field of material treatment, and particularly relates to a demagnetizing device for a carbon nano tube, which comprises a box body, a demagnetizing device, a demagnetizing device, a demagnetizing device and a demagnetizing device, the at least two demagnetizing assemblies are the same in structure; any one of the demagnetizing assemblies is arranged obliquely below the other demagnetizing assembly; the demagnetizing assembly comprises a rotating shaft connected with a bearing of the box body, two fixing plates arranged on the rotating shaft in a sleeving manner, and at least three trapezoidal magnets arranged between the two fixing plates; wherein the bevel edges of the trapezoidal magnets are in contact with one another in sequence so as to be matched with the two fixing plates to form a polygon; according to the demagnetizing device for the carbon nanotubes, the plurality of demagnetizing assemblies are arranged, so that when the carbon nanotubes enter the box body from the feeding port, magnetic impurities are captured step by step when the carbon nanotubes pass through the plurality of demagnetizing assemblies, and the carbon nanotubes are separated from the box body, so that the carbon nanotubes are separated from the box body. Therefore, the efficient and deep demagnetizing effect is achieved.

The utility model discloses a sagger vibration demagnetizing device which comprises a demagnetizing assembly and a vibration assembly, and the demagnetizing assembly comprises a cover plate and a magnet fixed to the cover plate; the vibration assembly is arranged below the cover plate and comprises a supporting plate, a vibrator and a jacking mechanism, the supporting plate is used for supporting a sagger, the vibrator is fixed to the supporting plate and used for vibrating the sagger supported on the supporting plate so that materials in the sagger can be filled and leveled up, and the jacking mechanism drives the supporting plate to be close to the cover plate. Therefore, the cover plate abuts against and covers the opening of the sagger. According to the sagger vibration demagnetizing device, the sagger is driven by the jacking mechanism to move towards the cover plate, so that the cover plate can cover the opening of the sagger during vibration, dust raising is prevented, and the situation that more materials are vibrated out of the sagger is prevented.

The utility model belongs to the field of powder impurity removal, and particularly relates to wet type demagnetizing equipment. The utility model relates to wet type demagnetizing equipment, which comprises a shell, a demagnetizing device, a demagnetizing device, a demagnetizing device and a demagnetizing device, the upper end cover is attached to the shell on the upper portion; the magnetic rod fixing plate is positioned above the upper end cover and is fixedly connected with a plurality of vertically arranged magnetic rods; the number of the magnetic bar sleeves is equal to that of the magnetic bars, the magnetic bar sleeves are fixed in the cavity of the shell, and the magnetic bars can penetrate through the upper end cover to be inserted into the corresponding magnetic bar sleeves; the slurry inlet, the slurry outlet and the drain outlet are arranged in parallel, the slurry inlet and the slurry outlet are arranged on one side of the shell, and the drain outlet is arranged on the other side of the shell; and the magnetic bar fixing plate drives the magnetic bar to move up and down in the corresponding magnetic bar sleeve through a lifting device. According to the utility model, positive electrode material particles can be dispersed, the magnetic bar is made of a permanent magnet material and does not need to be magnetized and demagnetized, the equipment structure is simplified, and the equipment is small in size, light in weight and wide in application range.

The utility model belongs to the field of demagnetization, and particularly relates to a mixed grassland material demagnetization device which comprises a feeding pipe and a demagnetization bin, the feeding pipe is located above the demagnetization bin, and a mounting opening is formed in one side of the demagnetization bin; an electromagnet is further included, the electromagnet is located in the mounting opening, the electromagnet is sleeved with a protective sleeve, the side, away from the electromagnet, of the protective sleeve is fixedly connected with a drawing structure, the drawing structure comprises an outer frame and a drawing handle, and the drawing handle is slidably connected with the outer frame; the outer frame and the mounting opening are locked through the lock rod; according to the electromagnet assembly and disassembly device, the outer frame and the installation opening can be locked through the arranged locking rod, a worker can better exert force when stretching the pulling handle, through the arranged disassembly opening, when the worker disassembles the electromagnet in the later period, the worker can conveniently disassemble the electromagnet, and the labor intensity of the worker is reduced. And the electromagnet can be warped out of the disassembly port by using a tool, so that the disassembly process is simplified.

Embodiments of the present disclosure provide a demagnetization device and a demagnetization method for a Hall current sensor. The demagnetization device includes a reference sensor and a signal processing unit. When the magnetic field signal corresponding to the primary current flowing through the primary current bus collected by the reference sensor is zero and the magnetic flux of the magnetic core component detected by the Hall chip is non-zero under the condition that the primary current bus is powered off, the signal processing unit generates a demagnetization signal with a decreasing amplitude and alternating positive and negative directions and applies the demagnetization signal to the primary current bus, so that the hysteresis magnetic field of the magnetic core component gradually decreases until it becomes zero to achieve demagnetization. Compared with related demagnetization technologies such as heating demagnetization or applying a reverse magnetic field, it has the advantages of simple structure, convenient operation, and good demagnetization effect.

The utility model relates to a logistics line air shower demagnetizing device and a battery production line, the logistics line air shower demagnetizing device comprises an air shower body, the air shower body is provided with an inlet, the inlet is provided with an opening and closing door, the two opposite inner side walls of the air shower body are provided with an air outlet and an air return opening, and the air outlet is located above the air return opening; the conveying device is installed on the inner bottom wall of the air shower body, and the conveying device can convey materials into the air shower body; the number of the magnetic material devices is two, and the two magnetic material devices correspond to the two opposite inner side walls of the air shower body in a one-to-one mode and are installed on the corresponding inner side walls. When air blown from the air outlet of the air shower body returns to the air return port through the material surface, the magnetic material device can adsorb dust and magnetic particle substances brought out during circulation of a small environment air field, so that the purposes of dust removal and magnetism removal are achieved, and the risk that dust and magnetic particle foreign matter are brought in is reduced.

This application relates to a demagnetizing device, a coating equipment, and a coating method for battery electrode sheets. The demagnetizing device includes: a guiding mechanism disposed on a slit-type processing device; a movable component slidably mounted on the guiding mechanism; a magnet unit connected to the movable component, which has the ability to attract magnetic impurities; a transmission component connected to the movable component; and at least one driving mechanism disposed outside the slit-type processing device for driving the transmission component and the movable component. During the driving of the transmission component and the movable component, the magnet unit reciprocates along the guiding mechanism near the workpiece to be demagnetized. This application has advantages such as high demagnetizing safety, high efficiency, and low difficulty in arrangement and operation.

The utility model provides an adjustable demagnetizing cart, which relates to the technical field of demagnetizing in production environments and comprises a handle, a magnet box and a gantry crane. The magnet box is mounted at the lower end of the gantry crane; the handle is connected with the top of the gantry crane; a rotary damper is connected between the gantry crane frame and the magnet box; the gantry crane comprises a portal frame, universal wheels, universal wheel supports and height adjusters, and the height adjusters are installed at the two ends of the portal frame. The universal wheels are arranged at the lower ends of the universal wheel supports. The demagnetizing device is suitable for corner areas where demagnetizing is inconvenient for original demagnetizing equipment, and demagnetizing of the corner areas is more convenient; the height between the magnet box and the ground is adjusted, and the demagnetizing effect on the uneven area of the ground is better.

The utility model relates to the technical field of steel bar turning and demagnetizing, and discloses a steel bar turning and demagnetizing device which comprises a working table, a base is installed at the bottom of the working table, a moving plate is arranged in the middle of the upper portion of the working table, a first sliding mechanism is arranged on the moving plate, and a clamping block is arranged on the first sliding mechanism. A second sliding mechanism and a transmission mechanism are arranged in the middle of the workbench, two symmetrical first guide plates are arranged on the two sides of the upper portion of the workbench respectively, and second guide plates are fixedly connected to the side walls, opposite in pairs, of the four first guide plates. According to the steel bar detection device, the motor is started, so that a placed steel bar can continue to move, the steel bar is detected through the magnetic detection head, when detection is completed, the steel bar is in a continuous moving state, and therefore the moving plate is also movable; at the moment, a moving block mounted on a moving plate can extrude an inclined block to horizontally move under the assistance of a sliding block and a sliding groove, so that the magnetic detection head can be far away from the steel bar, and demagnetization detection work is completed.

The utility model discloses a demagnetizing device, which relates to the technical field of superconducting magnetic separators, is used for demagnetizing mineral particles remained on a superconducting magnetic separator and adhered on magnetic conductive stainless steel wool inside a separating tank, and comprises a magnet ring, an electromagnetic coil and a control cabinet, and an electromagnetic coil is arranged at the top of the magnet ring, is electrically connected with the control cabinet, is electrified and generates a reverse magnetic field under the interaction of the magnet ring. The device has the effects of solving the problem of adhesion of mineral particles, improving the flushing efficiency and guaranteeing the treatment quality of subsequent products.

The invention belongs to the technical field of drilling fluid deironing equipment, and provides a drilling fluid demagnetizing device parameter optimization method based on a genetic algorithm and a related device.The method comprises the steps that structure and process parameters of a drilling fluid demagnetizing device are obtained and converted into individual codes of the genetic algorithm, design parameters of the drilling fluid demagnetizing device are obtained and serve as gene codes, and the genetic algorithm is used as the individual codes of the drilling fluid demagnetizing device; each individual represents a device configuration parameter; constructing a fitness function based on the adsorption efficiency, the processing capacity and the cost of the drilling fluid demagnetizing device; and based on the fitness function, evaluating the fitness of each individual, performing selection, crossover and mutation operation on the population to generate a new generation of individuals, and when a predetermined evolution algebra is reached or the fitness reaches a predetermined threshold, completing optimization. Various parameters are allowed to be adjusted according to actual conditions by adopting a parameter optimization algorithm so as to adapt to different types of fluids containing magnetic substances, the flexibility is high, and the application field is wider.

The utility model relates to the technical field of excitation systems, in particular to an automatic field suppression device and an excitation system, comprising a primary excitation power supply which is electrically connected with a generator rotor according to a current output direction; the de-excitation loop comprises a de-excitation switch and a de-excitation resistor which are sequentially connected between the positive electrode and the negative electrode of the primary excitation power supply, and the de-excitation resistor is connected with the generator rotor in parallel; and the overvoltage protection loop is connected in parallel with the de-excitation resistor and comprises an overvoltage jumper and an overvoltage resistor which are connected in sequence. According to the utility model, the primary excitation power supply, the field suppression circuit and the overvoltage protection circuit are used in cooperation, overvoltage protection can be provided for the field suppression circuit, the reset button is used in cooperation with the remote / local control module, manual reset is realized, and the problem of remote and local control switching is solved.

The utility model relates to the field of blade box processing equipment, in particular to a blade box labeling degaussing device, which comprises a labeling component, a degaussing component, a conveying component and an overturning component, during labeling, a blade box is conveyed to the starting point of the first conveying component from a front procedure, and a blocking cylinder controls a blocking rod to move to abut against the blade box. The overturning air cylinder controls the clamping jaw to clamp the blade box to overturn by 180 degrees, and then conveying and labeling are conducted. And the first conveying assembly conveys the labeled blade box to the starting point of the second conveying assembly, an overturning air cylinder at the position of the second conveying assembly repeats the actions, after the blade box is overturned by 180 degrees, the blade box recovers the state that the front face faces upwards, and then demagnetization is conducted through the demagnetization assembly. Therefore, the bottom surface of the blade box can be labeled, and the final delivery of the blade box is not influenced. Compared with multi-angle adjustment of a labeling manipulator in the prior art, the requirement for the manipulator is lowered, the labeling time of the manipulator does not need to be increased, and therefore the labeling efficiency is improved.

This utility model discloses a filtration and demagnetization device for an electrolytic copper foil liquid preparation pipeline, comprising a core unit. The core unit has a detachable maintenance cover on its top, and a support plate is connected to the bottom of the maintenance cover. A magnetic component is fixedly connected below the support plate, and an anti-erosion filter barrel is sleeved around the magnetic component. The outer wall of the anti-erosion filter barrel is provided with equiangularly distributed grid-like filter holes. The diameter of the grid-like filter holes on the output side of the core unit is smaller than that on the input side of the core unit. This utility model is installed at the rear end of the filtration equipment via a left and right connecting end. The magnetic component actively adsorbs ferromagnetic impurities in the electrolyte, compensating for the shortcomings of traditional filtration processes in handling magnetic impurities. The maintenance cover is threaded to the top of the core unit via a lifting eye nut and screws, allowing for quick disassembly without special tools. This enables the magnetic component and the anti-erosion filter barrel to be removed as a whole, significantly reducing maintenance time.

A conductive powder material pipeline filtering and demagnetizing device comprises a pipeline filter shell, flange rings are arranged at the two ends of the pipeline filter shell, a strong magnetic bar chuck type fixing opening is formed in the pipeline filter shell, and a strong magnetic bar is installed at the strong magnetic bar chuck type fixing opening. In conclusion, the problems that in a conveying pipeline, magnetic substances exceed the standard, metal impurities make contact with materials to cause pollution, and metal foreign matter enters and makes contact with ceramic equipment to damage the ceramic equipment are effectively solved, use is convenient, disassembly and cleaning are easy, harm to the ceramic equipment is greatly reduced, product disqualification caused by pollution is avoided, and benefits are improved.

The utility model relates to the technical field of magnetizing and demagnetizing devices, and discloses a novel demagnetizing and magnetizing device which comprises a magnetizing and demagnetizing box body, an installation block is fixedly installed on the back face of the magnetizing and demagnetizing box body, connecting sliding holes are formed in the left end and the right end of the top of the installation block respectively, an adjusting pull rod is arranged at the top of the installation block, and the adjusting pull rod is in an inverted U shape. The left end and the right end of an adjusting pull rod are connected into the corresponding connecting sliding holes in a sliding mode respectively, universal wheels are fixedly installed at the positions, close to the four corners, of the bottom of the magnetizing and demagnetizing box body respectively, each universal wheel has a braking function, and an auxiliary handle used for lifting the magnetizing and demagnetizing box body is fixedly installed in the middle of the top of the magnetizing and demagnetizing box body. According to the utility model, the moving modes can be flexibly switched according to different moving scenes, and the applicability is improved.

The utility model discloses a demagnetization device, which relates to the technical field of demagnetization, and comprises a rack, a demagnetization device, a demagnetization device and a demagnetization device, and is characterized in that the rack is used for placing parts; the demagnetizing assembly is mounted on the rack and used for demagnetizing the parts; the driving assembly is installed on the rack so that the demagnetizing assembly can move relative to the part; and the detection part is mounted on the rack, is electrically connected with the demagnetization assembly, can move relative to the part, and is used for detecting the demagnetized part. According to the technical scheme provided by the utility model, the problems that the existing part demagnetization consumes more manpower and the demagnetization effect is not ideal can be solved.

The invention discloses a demagnetizing and filtering trolley, and relates to the technical field of circulating water filtration, the demagnetizing and filtering trolley comprises a trolley body and a demagnetizing device, ball valves are symmetrically arranged right above the trolley body, the output ends of the ball valves are connected with injection pipe fittings, the outer sides of the injection pipe fittings are connected with a supporting frame, the supporting frame is arranged right above the trolley body, and the demagnetizing device is arranged on the trolley body. A circulation mechanism is arranged over the vehicle body and drives liquid to flow through the demagnetizer, and a high-intensity magnetic field environment is constructed through a built-in magnet assembly of the circulation mechanism. When slag needs to be discharged, power is cut off to demagnetize the magnet assembly, and under the action of fluid pressure or gravity, metal particles adsorbed on the surface of the magnet flow to the blow-down valve along with liquid to complete impurity emptying operation. The circulating mechanism drives the liquid to continuously flow through the demagnetizer to form a circulating flow path, so that ferromagnetic impurities in the liquid have more opportunities to be in contact with a high-intensity magnetic field area, the demagnetizing effect is further improved, and it is ensured that the ferromagnetic impurities in the liquid are fully adsorbed.

An earthquake-proof damping structure and earthquake-proof control method for industrial buildings, the earthquake-proof damping joints of which are composed of columns, cross beams, leaf springs, and viscous dampers. The columns include hollow concrete square columns and square steel columns located inside the hollow concrete square columns, and a plurality of through square holes are provided on the hollow concrete square columns. Inclined planes are provided on four planes at the lower part of the square steel column, and four wedge-shaped hanging blocks are suspended by steel wires at the upper part of the square steel column. The cross beam is supported in the square hole and is elastically connected to the square steel column through a leaf spring. The viscous damper is obliquely hinged between the cross beam and the square steel column, and it has a demagnetization device and a magnetization device, which can change the viscous characteristics of the viscous damper. The present invention has good shock absorption performance. Before the arrival of the earthquake shear wave, it can make the viscous damper have viscous characteristics matching the earthquake intensity level, respond specifically to the destructiveness of the earthquake, and minimize the degree of damage, truly achieving "not collapsing in major earthquakes, being repairable in moderate earthquakes, and not being damaged in minor earthquakes".

The present invention relates to the technical field of demagnetization devices, and discloses a semi-automatic reciprocating demagnetization device, comprising a base, a demagnetization mechanism fixedly connected to the right end of the top of the base, a reciprocating mechanism fixedly connected to the left end of the back of the base, and a pushing mechanism fixedly connected to the front of the reciprocating mechanism; the demagnetization mechanism comprises a cylinder, the cylinder fixedly connected to the right end of the top of the base, a push rod fixedly connected to the left end of the cylinder, a bottom plate fixedly connected to the left end of the top of the base, and limit plates fixedly connected to the front and rear ends of the top of the bottom plate, respectively, and an adjustment block provided on the top of the limit plate. The semi-automatic reciprocating demagnetization device reduces the danger of manual operation and improves work efficiency by providing a demagnetization mechanism. In addition, when producing small batch orders, compared with fully automatic structure devices, the device can frequently switch back and forth according to the type, size, and specifications of the magnets or the corresponding orders.

The utility model discloses a nine-nickel steel demagnetizing device, which relates to the technical field of demagnetizing equipment, and comprises a first conveying mechanism, a second conveying mechanism and a demagnetizing mechanism, and the demagnetizing mechanism comprises a demagnetizing component; the first conveying mechanism and the second conveying mechanism are arranged on the two sides of the demagnetizing assembly respectively and each composed of a plurality of conveying assemblies arranged side by side. The conveying assembly comprises a mounting seat, a conveying belt and a driving part, the conveying belt is wound on the mounting seat, and the driving part drives the conveying belt to move on the mounting seat; when the nine-nickel steel demagnetizing device is used, nine-nickel steel is placed on the conveying belts of the conveying assemblies of the first conveying mechanism, the nine-nickel steel is conveyed into the demagnetizing channel through the first conveying mechanism, the nine-nickel steel is demagnetized through the demagnetizing assemblies, and the demagnetized nine-nickel steel reaches the conveying belt of the conveying assembly of the second conveying mechanism; the device is conveyed out through the second conveying mechanism, so that demagnetization of the nine-nickel steel is completed, the operation is simple and convenient, and the efficiency is high.

The invention belongs to the technical field of magnetic material degaussing, and particularly relates to a degaussing device with degaussing coils distributed diagonally, comprising a magnetic shielding box which is of a regular hexahedron structure and is provided with six winding surfaces and twelve ridges; the degaussing coil is wound inside and outside the magnetic shielding box, and the magnetic shielding box divides the degaussing coil into a plurality of degaussing sections; the degaussing sections arranged on the inner side and the outer side of the same winding surface are symmetrical; and the degaussing sections on the two sides of the same ridge are symmetrical. According to the degaussing coil structure, the distribution directions of the coils on any two adjacent winding surfaces are inconsistent. The magnetic circuit generated on each plane and the direction of the demagnetization induction intensity can be staggered, the situation that the demagnetization effect is reduced due to the influence of the magnetic circuits on the adjacent faces is avoided, meanwhile, each coil can surround all the planes of the magnetic shielding box through the coil surrounding mode, and all the planes of the magnetic shielding box can be demagnetized at the same time.

The invention relates to the technical field of workpiece flaw detection, in particular to a magnetic retreating device and a magnetic retreating method for bell-shaped workpiece flaw detection. Wherein the demagnetizing device comprises a placement platform, a base and a demagnetizing coil, the placement platform is arranged at the top of the base, a flaw detection space for a bell-shaped workpiece to pass through is reserved between the placement platform and the base, a through hole is formed in the surface of the placement platform, the demagnetizing coil is vertically arranged on the placement platform, and the demagnetizing coil and the through hole are coaxial; the demagnetizing device for flaw detection of the bell-shaped workpiece is adopted in the demagnetizing method. The magnetic retreating device and the magnetic retreating method for flaw detection of the bell-shaped workpiece are good in demagnetization effect and can avoid failure of the workpiece.

1. Name of the designed product: demagnetizing device (high efficiency). 2. Use of the designed product: for slurry demagnetization. 3. Design points of the designed product: in the overall shape of the product. 4. Picture or photo best indicating the design points: perspective view 1.

The invention relates to the technical field of power equipment detection, in particular to an evaluation device for a transformer degaussing device, which comprises a transformer degaussing instrument, an iron core, a coil, a magnet, a digital tensile machine, a first selection switch, a second selection switch, a third selection switch, a fourth selection switch and a direct current generator, the coil is wound outside the iron core; the transformer degaussing device comprises an iron core, a magnet and a digital tensile machine, the magnet is arranged on the lower portion of the iron core, the distance between the magnet and the iron core is 3 cm, and the digital tensile machine is connected with the magnet and used for detecting the tensile force borne by the magnet. The blank that the degaussing device lacks network access detection means in the prior art is filled; by means of the system, the degaussing devices of any manufacturer in the market can be detected in a unified standard mode, inferior devices caused by no detection means are prevented from flowing into the market, and the degaussing quality of the transformer is guaranteed from the source.

The invention relates to nondestructive testing equipment which comprises a machine frame, a correcting device, a magnetic saturation device, a marking device and a demagnetizing device, the correcting device, the magnetic saturation device, the marking device and the demagnetizing device are arranged on the machine frame, the correcting device is used for clamping a special-shaped steel wire, the magnetic saturation device is used for magnetizing the special-shaped steel wire, and the marking device is used for marking a damaged area of the special-shaped steel wire. The demagnetizing device is used for eliminating the magnetism on the special-shaped steel wire after detection; an assembling groove is formed in an auxiliary pipe of the correcting device to assemble the special-shaped steel wire, the auxiliary pipe is clamped by a plurality of rollers, and the rollers are moved through a plurality of sliding blocks to drive the auxiliary pipe and the special-shaped steel wire to move, so that the position of the special-shaped steel wire is corrected. Compared with the prior art, the auxiliary pipe is arranged to assemble the special-shaped steel wire, the auxiliary pipe is clamped by the multiple rollers, the rollers are driven by the sliding blocks to slide along the guide rails, stable conveying and position correction of the special-shaped steel wire are achieved, and normal completion of nondestructive testing is ensured.

The invention relates to a novel sintering mixture moisture detection process, which is characterized in that transverse rotary cutting and sampling equipment with a material taking hopper is arranged in the middle of a sintering mixture belt, a small belt special for moisture detection is arranged, and an iron removal device, a demagnetization device, a scraping device and a microwave moisture meter receiver are sequentially arranged on the small belt special for moisture detection. The microwave moisture meter emitter is arranged at a part which is below the working layer of the special small belt for moisture detection and corresponds to the microwave moisture meter receiver above the working layer of the special small belt through the small belt; a material stacking device is further mounted on the mixture belt and in front of the rotating area of the material taking hopper; a belt radian keeping device is further mounted at the position, corresponding to the rotating area of the upper material taking hopper, below the working layer of the mixture belt; in order to keep the measured moisture data lasting and accurate, a mechanism for calibrating by using a drying method is also configured in the detection process, and the mechanism comprises a microcomputer, a mechanical arm, a manipulator, an electronic scale with a drying device, a sampling disc and a rotary brush; through the configuration, a novel process and equipment configuration for detecting the moisture of the sintering mixture are formed.

The utility model relates to a steam turbine generator rotor degaussing circuit and degaussing device.The degaussing circuit comprises a degaussing winding, a direct current degaussing sub-circuit and an alternating current degaussing sub-circuit, the degaussing winding is used for providing a degaussing direct current magnetic field or alternating current magnetic field, and the degaussing winding is wound on the surface of a steam turbine generator rotor; the output end of the direct current degaussing sub-circuit is connected with the degaussing winding, and the direct current degaussing sub-circuit is used for providing direct current and degaussing the first part of the steam turbine generator rotor; the output end of the alternating current degaussing sub-circuit is connected with the degaussing winding, the alternating current degaussing sub-circuit is used for providing alternating current and degaussing a second part of the steam turbine generator rotor, and the cross sectional area of the second part is smaller than that of the first part. According to the rotor demagnetizing circuit of the steam turbine generator, the problem that different magnetized parts of the rotor are difficult to demagnetize by using the same equipment can be solved, so that the rotor demagnetizing work of the steam turbine generator becomes simple, convenient and efficient.

The utility model provides a bearing demagnetization device, which belongs to the field of bearing demagnetization processing equipment, and comprises supports, the supports are symmetrically arranged, the supports are connected with a conveying assembly, the conveying assembly is connected with a limiting clamping assembly, and the supports are connected with a frame type demagnetizer. Then, the clamping plate at one end is pulled, when the clamping plate is pulled, the clamping plate drives the connecting rod to slide in the through hole, one end of the connecting rod extrudes the spring, the clamping plate is used for clamping and fixing materials needing to be clamped, and when the clamping plate is loosened, the spring rebounds to release pressure, the connecting rod is pulled back, and the materials needing to be clamped are clamped and fixed. A clamping plate connected to a connecting rod is attached to the surface of a material needing to be demagnetized, the material is clamped and fixed, after the material is clamped to a limiting clamping assembly, a driving motor is started, the output end of the driving motor drives a rotating shaft to rotate, the rotating shaft drives a chain wheel to rotate, the chain wheel drives a synchronous belt to move, and the synchronous belt drives a placement plate to move.

To provide a quick magnetization device or a demagnetization device for a driver or a wrench which is capable of promptly magnetizing or demagnetizing a driver or a wrench even if a small number of components is adopted, and applicable to a hand tool having a small diameter.SOLUTION: A quick magnetization or demagnetization device for a driver or a wrench includes a first main body 1, a second main body 2 and two sets of strong magnets 3 and 4. A first slide part 13 and a first slide groove part 15 are provided on a first pedestal 11 of the first main body, and a second slide part 23 and a second slide groove part 25 are provided in the second main body. The strong magnets are assembled in centers of the first main body and the second main body, and a slide stroke making a storage space A adjustable is formed in the first slide part and the second slide part. Thus, an available diameter can be made small, the device can be uniformly adsorbed to the driver or the wrench, and a jump during use can be avoided.SELECTED DRAWING: Figure 3