CN112885557B - High-power strong-magnetic rotor segmented integral magnetizing equipment and magnetizing method thereof - Google Patents
High-power strong-magnetic rotor segmented integral magnetizing equipment and magnetizing method thereof Download PDFInfo
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- CN112885557B CN112885557B CN202110043554.XA CN202110043554A CN112885557B CN 112885557 B CN112885557 B CN 112885557B CN 202110043554 A CN202110043554 A CN 202110043554A CN 112885557 B CN112885557 B CN 112885557B
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000006073 displacement reaction Methods 0.000 claims description 30
- 230000001360 synchronised effect Effects 0.000 claims description 19
- 230000005415 magnetization Effects 0.000 claims description 13
- 239000000523 sample Substances 0.000 claims description 12
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 10
- 229910052782 aluminium Inorganic materials 0.000 claims description 10
- 239000004411 aluminium Substances 0.000 claims description 9
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 7
- 230000005294 ferromagnetic effect Effects 0.000 claims description 7
- 230000005291 magnetic effect Effects 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 230000011218 segmentation Effects 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 3
- KPLQYGBQNPPQGA-UHFFFAOYSA-N cobalt samarium Chemical compound [Co].[Sm] KPLQYGBQNPPQGA-UHFFFAOYSA-N 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 abstract description 10
- 230000000694 effects Effects 0.000 description 15
- 239000000463 material Substances 0.000 description 10
- 239000003990 capacitor Substances 0.000 description 8
- 238000009434 installation Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 238000013519 translation Methods 0.000 description 5
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 4
- -1 aluminum cobalt nickel Chemical compound 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 229910001172 neodymium magnet Inorganic materials 0.000 description 4
- 229910052761 rare earth metal Inorganic materials 0.000 description 4
- 150000002910 rare earth metals Chemical class 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 229910000859 α-Fe Inorganic materials 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F13/00—Apparatus or processes for magnetising or demagnetising
- H01F13/003—Methods and devices for magnetising permanent magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
- H02K15/03—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Motors, Generators (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The invention discloses a large-power strong-magnetism rotor segmented integral magnetizing device and a magnetizing method thereof, wherein the large-power strong-magnetism rotor segmented integral magnetizing device comprises a cabinet body, the cabinet body is provided with a magnetizing device and a moving device, the moving device is provided with a first bracket device and a second bracket device, a rotor is clamped between the first bracket device and the second bracket device, the magnetizing device is provided with a magnetizing guide pipe, the rotor penetrates through the magnetizing guide pipe, the magnetizing device moves to a first magnetizing area to magnetize the rotor, the moving device axially moves along the magnetizing guide pipe, the magnetizing device moves to a second magnetizing area to magnetize the rotor, the moving device moves again, and the magnetizing device moves to a residual magnetizing area to magnetize a part of the rotor, which is not magnetized, until the magnetizing of all parts of the rotor is completed. The device can be used for carrying out sectional automatic magnetizing on rotors with different sizes, especially on large-size rotors such as samarium cobalt, and the sectional magnetizing device enables the device to be multipurpose, reduces production cost and greatly reduces operation labor intensity of personnel.
Description
Technical Field
The invention belongs to the technical field of rotor magnetizing, and particularly relates to a high-power strong-magnetic rotor sectional integral magnetizing device.
Background
At present, the magnetizing of the permanent magnet motor rotor is divided into a pre-magnetizing mode and a post-magnetizing mode, but when the rotor with each magnetic pole composed of a plurality of magnets is in the pre-magnetizing mode, the operation is unchanged due to the mutual repulsive force among the magnets during bonding, the working efficiency is affected, the personnel can be clamped and injured when the strong-magnetic material is assembled, and the loss of the material is large, so that the rotor adopts the post-magnetizing mode, namely the magnets are integrally magnetized after being bonded.
For small-batch permanent magnet rotors with lighter weight, the whole magnetization of a manual magnetizing machine is not problematic, but for large-batch or heavy-weight permanent magnet rotors, when the manual magnetization is performed again, the labor intensity of operators is high, the production efficiency is low, and meanwhile, after the manual magnetization, the detection of the magnetization of the permanent magnet rotors is also performed manually, so that hidden danger of missed detection exists, particularly for large-size samarium cobalt material rotors, the magnetizing process is very complex, and the cost and the efficiency are low.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a high-power strong-magnetic rotor segmented integral magnetizing device and a magnetizing method thereof. The device has the advantages that the charging and discharging speed is high, the nonpolar power capacitor is used, the loss of the whole device is small, the semiconductor module is used for stepless voltage regulation, the device has the capacitor overvoltage automatic protection function, the shutdown high-voltage automatic release function can magnetize rare earth materials such as ferrite materials, neodymium iron boron, aluminum cobalt nickel, samarium cobalt and the like with different sizes, especially the samarium cobalt type large-size rotor is magnetized, the device can be multipurpose by sectionally magnetizing, the flexibility is high, the production cost is reduced, the rotor is sectionally automatically magnetized by the special coils of different types which can be matched with the production of the device, the labor intensity of personnel is greatly reduced, the operation safety is ensured, the working efficiency of working equipment is improved to a certain extent, the application range is wider, and the magnetizing safety of the rotor is greatly improved.
In order to solve the technical problems, the invention adopts the following technical scheme:
The utility model provides a whole equipment that magnetizes of high-power strong magnetic rotor segmentation, includes the frame, its characterized in that: the frame is equipped with the device that magnetizes and mobile device, mobile device is equipped with first support device and second support device, it is equipped with the rotor to press from both sides between first support device and the second support device, the device that magnetizes is equipped with the pipe that magnetizes, the rotor wears to locate in the pipe that magnetizes, after the device that magnetizes moves to first region that magnetizes to magnetize the rotor, mobile device moves to the second region that magnetizes to magnetize the rotor back, mobile device moves once more, the device that magnetizes moves to remaining region that magnetizes to the rotor and continues to segment the portion that magnetizes that does not magnetize, until accomplish the magnetization of all needs portions of rotor. The moving device is additionally arranged, relative displacement can be generated between the moving device and the magnetizing device, the moving device is provided with a first bracket device and a second bracket device, the rotor can be clamped between the first bracket device and the second bracket device, the rotor penetrates through the magnetizing device, the displacement of the moving device changes the relative position between the rotor and the magnetizing device, and segmented magnetizing of the rotor is realized. The device has the advantages that the charging and discharging speed is high, the nonpolar power capacitor is used, the loss of the whole device is small, the semiconductor module is used for stepless voltage regulation, the device has the capacitor overvoltage automatic protection function, the shutdown high-voltage automatic release function can magnetize rare earth materials such as ferrite materials, neodymium iron boron, aluminum cobalt nickel, samarium cobalt and the like with different sizes, especially the samarium cobalt type large-size rotor is magnetized, the size of the magnetizing device is also increased, the research and development cost and the production cost are improved, the segmented magnetizing device is multipurpose, the flexibility is high, the rotor can be sectionally and automatically magnetized by different types of special coils produced by the factory, the operation labor intensity of personnel is greatly reduced, the operation safety is ensured, the working efficiency of working equipment is improved to some extent, the application range is wider, and the magnetizing safety of the rotor is greatly improved.
Further, the magnetizing device comprises a magnetizing support, the magnetizing support is provided with a displacement hole, the moving device penetrates through the displacement hole, the magnetizing guide tube is connected with a silicon steel sheet, and the silicon steel sheet is used for winding a magnetizing coil. The magnetizing device is arranged between the first bracket device and the second bracket device, the rotor is firstly penetrated into the magnetizing device, and then the relative positions of the first bracket device and the second bracket device are adjusted, so that the rotor is clamped by the first bracket device and the second bracket device, and the relative positions of the rotor between the magnetizing devices are changed by moving the moving device, so that the segmented magnetizing of the rotor is realized. The rotor has better stability and accuracy in magnetizing, and the magnetizing efficiency of the rotor is greatly improved. The water cooling system is arranged on the magnetizing coil in a matching way, so that the temperature of the coil in the magnetizing process is not too high.
Further, the mobile device includes first layer board, the frame is equipped with first slide rail, first layer board is equipped with first slider, first slide rail and first slider sliding connection, the frame is equipped with first lead screw fixing base, first lead screw fixing base rotates and is connected with first lead screw, first lead screw connection has first servo motor, first lead screw threaded connection has first nut, first nut and first layer board fixed connection, first support is fixed in on the first layer board, first layer board is equipped with the second slide rail, second support device is equipped with the second slider, second slide rail and second slider sliding connection, first layer board is equipped with the second lead screw fixing base, the second lead screw fixing base rotates and is connected with the second lead screw, second lead screw connection has second servo motor, second lead screw threaded connection has the second nut, second nut and second support device fixed connection. The second servo motor can control the second support device to displace on the first support plate, so that the relative position between the first support device and the second support device is changed for clamping the rotor, the second servo motor controls the displacement of the first support plate, so that the magnetizing device segments the rotor, and the first servo motor and the second servo motor enable the moving device to automatically complete clamping and magnetizing operation of the rotor, and extremely high displacement accuracy is achieved. The first sliding block and the second sliding block are all provided with a plurality of sliding blocks, so that the translation of the first supporting plate and the second supporting frame device is stable, and the stability of the device during operation is improved.
Further, the first supporting plate is provided with a size strip, the frame is provided with a scale, the scale is attached to the size strip, and when the first supporting plate is displaced, the size strip and the scale relatively move, and the displacement of the rotor in the magnetizing device is calculated. The rotor can be segmented and magnetized according to the effective size range of the magnetizing coil, the function of monitoring the magnetizing progress of the rotor can be achieved, and the problem can be fed back at the first time.
Further, first support device includes first support body, first support body rotates and is connected with first clamping mechanism, first clamping mechanism includes first pivot, the other end of first pivot is equipped with first circular cone hole, be equipped with first self-centering chuck in the first circular cone hole, first pivot is equipped with first through-hole, be equipped with first bolt in the first through-hole, the one end and the first self-centering chuck threaded connection of first bolt, first self-centering chuck includes first chuck piece, first chuck piece is equipped with first chuck hole, the rotor is equipped with the third pivot, the third pivot is located in the first chuck hole, first chuck piece is equipped with conical first top silo, the rotor is equipped with first cushion, first cushion is equipped with first conical surface, first conical surface is laminated mutually with first top silo. During operation, the rotating shaft of the rotor is inserted into the first clamping mechanism, the rotor needs to rotate during magnetizing, and the first self-centering chuck is arranged to prevent the rotor from deviating in angle during rotation, so that the magnetizing effect of the rotor is ensured; the first bolt is arranged, so that the first self-centering chuck is more convenient to install and detach; the setting of first top silo not only plays the effect of direction when the installation rotor for the operation of installation rotor is more convenient, can cooperate with the first cushion on the rotor moreover, makes the cooperation of rotor and first clamping mechanism more inseparable.
Further, first support device is equipped with drive arrangement, drive arrangement includes third motor and sliding seat, the third motor is equipped with initiative carousel, first pivot fixedly connected with driven carousel, initiative carousel meshes with driven carousel, the third motor is equipped with the third slider, first support device is equipped with the third slide rail, third slider and third slide rail sliding connection, the sliding seat is equipped with the slide hole, slide hole sliding connection has the slide bar, slide bar and third motor fixed connection, the sliding seat rotates and is connected with the pendulum rod, the pendulum rod rotates and is connected with the connecting rod, the connecting rod rotates round the sliding seat, drive the connecting rod displacement, the connecting rod drives the slide bar and slides in the slide hole for third motor is along third slide rail displacement, make driven carousel and initiative carousel meshing or separation. The driving device is used for rotating the rotor when magnetizing, the third sliding block and the third sliding rail are arranged to enable the third motor to generate translation, so that the driven turntable and the driving turntable are meshed and separated more conveniently, the swinging rod and the sliding seat are arranged to enable the sliding operation of the third motor to be more convenient, the operation personnel are facilitated greatly, and the working efficiency is too high.
Further, the second support device comprises a second support body, the second support body is rotationally connected with a second clamping mechanism, the second clamping mechanism comprises a second rotating shaft, the other end of the second rotating shaft is provided with a second conical hole, a second self-centering chuck is arranged in the second conical hole, the second rotating shaft is provided with a second through hole, a second bolt is arranged in the second through hole, one end of the second bolt is in threaded connection with the second self-centering chuck, the second self-centering chuck comprises a second chuck block, the second chuck block is provided with a second chuck hole, the other third rotating shaft is arranged in the second chuck hole, the second chuck block is provided with a conical second ejection groove, the rotor is provided with a second cushion block, the second cushion block is provided with a second conical surface, and the second conical surface is attached to the second ejection groove. During operation, the rotating shaft of the rotor is inserted into the second clamping mechanism, the rotor needs to rotate during magnetizing, and the second self-centering chuck is arranged to prevent the rotor from angular deviation during rotation, so that the magnetizing effect of the rotor is ensured; the second bolt is arranged, so that the second self-centering chuck is more convenient to install and detach; the setting of second top silo not only plays the effect of direction when the installation rotor for the operation of installation rotor is more convenient, can cooperate with the second cushion on the rotor moreover, makes the rotor more inseparable with the cooperation of second clamping mechanism.
Further, the second support device is connected with the electromagnetism and is embraced the brake, and the second pivot wears to locate in the electromagnetism and is embraced the brake, and the electromagnetism is embraced the brake and is used for fixing the circumference of second pivot, guarantees the stability of rotor in magnetizing the in-process. The electromagnetic brake is not started in a pre-compression state, at the moment, the rotor can rotate in an angle to perform an automatic pole-matching function, and the electromagnetic brake is started before magnetizing in a compression state so as to fix the rotor for magnetizing. The stability of the device during magnetizing is improved, and the magnetizing effect of the rotor is guaranteed.
Further, the second pivot is connected with the encoder, and the second pivot is fixed with first synchronous pulley, and the encoder is connected with the second synchronous pulley, is connected through the hold-in range between first synchronous pulley and the second synchronous pulley. The encoder is used for measuring the rotation angle of the rotor, and the arrangement of the first synchronous belt pulley and the second synchronous belt pulley enables the rotation feedback of the rotation angle of the rotor to be more accurate.
Further, the frame is equipped with measuring device, measuring device includes the base, the base is connected with first linear module, first linear module and rotor parallel arrangement, sliding fit is connected with sliding angle aluminium on the first linear module, sliding angle aluminium carries out linear displacement along first linear module, sliding angle aluminium fixedly connected with second linear module, the upper surface of second linear module perpendicular to frame, second linear module sliding connection has the probe mounting panel, the probe mounting panel carries out linear displacement along the second linear module, the front end rotation of probe mounting panel is connected with the measuring head fixed block, the measuring head fixed block card is equipped with the measuring head, the measuring head is laminated mutually with the rotor surface, the measuring head is used for measuring rotor surface magnetic induction intensity. The measuring device is provided with a first transverse linear module and a second vertical linear module, so that the measuring head can be adjusted transversely and vertically; the measuring head fixing block is rotationally connected with the probe mounting plate, so that the included angle between the measuring head and the rotor can be adjusted; the measuring head can be better fitted with the rotor. The measuring head can measure the surface magnetic waveform diagram after approaching the rotor, so as to judge whether the magnetizing effect of the rotor meets the requirement.
The magnetizing method of the large-power strong-magnetic rotor segmented integral magnetizing equipment is characterized by comprising the following steps of: the rotor is divided into a plurality of magnetizing units along the axial direction, and then the rotor is arranged in the magnetizing device in a penetrating way, and each magnetizing unit is independently magnetized by the magnetizing device until the magnetization of the whole rotor is completed. The device that samarium cobalt class jumbo size rotor was magnetized is bigger, and the cost is very high, does not have a better mode in the prior art and can solve this problem, changes the rotor into the mode that segmentation was magnetized and has better solution effect to this problem, and this device can also a tractor serves several purposes, and the flexibility is strong, has reduced manufacturing cost.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
The moving device is additionally arranged, relative displacement can be generated between the moving device and the magnetizing device, the moving device is provided with a first bracket device and a second bracket device, the rotor can be clamped between the first bracket device and the second bracket device, the rotor penetrates through the magnetizing device, the displacement of the moving device changes the relative position between the rotor and the magnetizing device, and segmented magnetizing of the rotor is realized. The device has the advantages that the charging and discharging speed is high, the nonpolar power capacitor is used, the loss of the whole device is small, the semiconductor module is used for stepless voltage regulation, the device has the capacitor overvoltage automatic protection function, the shutdown high-voltage automatic release function can magnetize rare earth materials such as ferrite materials, neodymium iron boron, aluminum cobalt nickel, samarium cobalt and the like with different sizes, especially the samarium cobalt type large-size rotor is magnetized, the device can be multipurpose by sectionally magnetizing, the flexibility is high, the production cost is reduced, the rotor is sectionally automatically magnetized by the special coils of different types which can be matched with the production of the device, the labor intensity of personnel is greatly reduced, the operation safety is ensured, the working efficiency of working equipment is improved to a certain extent, the application range is wider, and the magnetizing safety of the rotor is greatly improved.
The second servo motor can control the second support device to displace on the first support plate, so that the relative position between the first support device and the second support device is changed for clamping the rotor, the second servo motor controls the displacement of the first support plate, so that the magnetizing device segments the rotor, and the first servo motor and the second servo motor enable the moving device to automatically complete clamping and magnetizing operation of the rotor, and extremely high displacement accuracy is achieved. The first sliding block and the second sliding block are all provided with a plurality of sliding blocks, so that the translation of the first supporting plate and the second supporting frame device is stable, and the stability of the device during operation is improved.
Drawings
The invention is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of a sectional overall magnetizing apparatus for a high-power ferromagnetic rotor according to the present invention;
FIG. 2 is a schematic diagram of a magnetizing apparatus according to the present invention;
FIG. 3 is a schematic diagram of the inside of the magnetizing apparatus according to the present invention;
FIG. 4 is a schematic view of a structure of a rotor clamped by a first bracket device and a second bracket device according to the present invention;
FIG. 5 is an exploded view of the first pallet of the present invention separated from the frame;
FIG. 6 is an enlarged view of FIG. 1 at A;
FIG. 7 is a cross-sectional view of a first stent device and a second stent device according to the present invention;
FIG. 8 is a schematic view of a first bracket device according to the present invention;
FIG. 9 is a schematic view of a second bracket device according to the present invention;
FIG. 10 is a schematic diagram of a measuring device according to the present invention;
FIG. 11 is a schematic view of the positions of a first magnetization region, a second magnetization region, and a remaining magnetization region according to the present invention;
in the figure, a 1-rack; 2-magnetizing device; 3-a mobile device; 4-a first stent device; 5-a second stent device; 6-rotor; 7-magnetizing the catheter; 8-magnetizing a bracket; 9-displacement holes; 10-silicon steel sheets; 11-a first pallet; 12-a first slide rail; 13-a first slider; 14-a first screw fixing seat; 15-a first lead screw; 16-a first servomotor; 17-a second slide rail; 18-a second slider; 19-a second screw fixing seat; 20-a second lead screw; 21-a second servo motor; 22-size bars; 23-scale; 24-a first frame body; 25-a first rotating shaft; 26-a first self-centering collet; 27-a first bolt; 28-a first chuck block; 29-a rotating shaft; 30-a first cushion block; 31-an electric motor; 32-a sliding seat; 33-a driving turntable; 34-driven turntable; 35-a third slider; 36-a third slide rail; 37-slide bar; 38-swinging rod; 39-connecting rods; 40-a second frame; 41-a second rotating shaft; 42-a second self-centering collet; 43-a second bolt; 44-a second chuck block; 45-a second cushion block; 46-a synchronous belt; a 47-encoder; 48-electromagnetic braking; 49-measuring means; 50-a base; 51-a first linear module; 52-a second linear module; 53-a probe mounting plate; 54-measuring head fixing blocks; 55-measuring head; 56—sliding angle aluminum; 57-a first magnetization region; 59-a second magnetization region; 60-remaining magnetized area.
Detailed Description
As shown in fig. 1 to 11, the large-power strong-magnetic rotor segmented integral magnetizing apparatus of the present invention comprises a frame 1, wherein the frame 1 is provided with a magnetizing device 2 and a moving device 3, the moving device 3 is provided with a first bracket device 4 and a second bracket device 5, a rotor 6 is sandwiched between the first bracket device 4 and the second bracket device 5, the magnetizing device 2 is provided with a magnetizing conduit 7, the rotor 6 is penetrated in the magnetizing conduit 7, after the magnetizing device 2 moves to a first magnetizing area 57 to magnetize the rotor 6, the moving device 3 moves along the axial direction of the magnetizing conduit 7, after the magnetizing device 2 moves to a second magnetizing area 58 to magnetize the rotor 6, the moving device 3 moves again, and the magnetizing device 2 moves to a residual magnetizing area 60 to magnetize the non-magnetized part of the rotor 6 in a segmented manner until the magnetizing of all parts of the rotor 6 is completed. The moving device 3 is additionally arranged, relative displacement can be generated between the moving device 3 and the magnetizing device 2, the moving device 3 is provided with a first bracket device 4 and a second bracket device 5, the rotor 6 can be clamped between the first bracket device 4 and the second bracket device 5, the rotor 6 is arranged in the magnetizing device 2 in a penetrating way, and the displacement of the moving device 3 changes the relative position between the rotor 6 and the magnetizing device 2, so that segmented magnetizing of the rotor 6 is realized. The device has the advantages that the charging and discharging speed is high, the nonpolar power capacitor is used, the loss of the whole machine is small, the semiconductor module is used for stepless voltage regulation, the device has the capacitor overvoltage automatic protection function, the shutdown high-voltage automatic release function can magnetize rare earth materials such as ferrite materials, neodymium iron boron, aluminum cobalt nickel, samarium cobalt and the like with different sizes, particularly the samarium cobalt type large-size rotor 6 is magnetized, the device can be multipurpose by sections, the flexibility is high, the production cost is reduced, the rotor 6 can be automatically magnetized in sections by the special coils of different types which can be matched with the production of the device, the labor intensity of personnel is greatly reduced, the operation safety is ensured, the working efficiency of working equipment is improved to some extent, the application range is wider, the magnetizing safety of the rotor 6 is greatly improved, and the magnetizing saturation is better.
The magnetizing device 2 comprises a magnetizing support 8, the magnetizing support 8 is provided with a displacement hole 9, the moving device 3 is arranged in the displacement hole 9 in a penetrating mode, the magnetizing guide tube 7 is connected with a silicon steel sheet 10, and the silicon steel sheet 10 is used for winding a magnetizing coil. The magnetizing device 2 is arranged between the first bracket device 4 and the second bracket device 5, the rotor 6 is firstly penetrated into the magnetizing device 2, and then the relative positions of the first bracket device 4 and the second bracket device 5 are adjusted, so that the rotor 6 is clamped by the first bracket device 4 and the second bracket device 5, and the relative positions of the rotor 6 between the magnetizing devices 2 are changed by the movement of the moving device 3, so that the segmented magnetizing of the rotor 6 is realized. The rotor 6 has better stability and accuracy in magnetizing, and the magnetizing efficiency of the rotor 6 is greatly improved. The water cooling system is arranged on the magnetizing coil in a matching way, so that the temperature of the coil in the magnetizing process is not too high.
The moving device 3 comprises a first supporting plate 11, a first sliding rail 12 is arranged on the frame 1, a first sliding block 13 is arranged on the first supporting plate 11, the first sliding rail 12 is in sliding connection with the first sliding block 13, a first screw rod fixing seat 14 is arranged on the frame 1, a first screw rod 15 is rotationally connected with the first screw rod fixing seat 14, the first screw rod 15 is connected with a first servo motor 16, a first nut is in threaded connection with the first supporting plate 11, the first nut is fixedly connected with the first supporting plate 11, a first bracket device 4 is fixed on the first supporting plate 11, a second sliding rail 17 is arranged on the first supporting plate 11, a second sliding block 18 is arranged on the second bracket device 5, the second sliding rail 17 is in sliding connection with the second sliding block 18, a second screw rod fixing seat 19 is arranged on the first supporting plate 11, a second screw rod 20 is rotationally connected with the second screw rod fixing seat 19, the second screw rod 20 is rotationally connected with a second servo motor 21, the second screw rod 20 is in threaded connection with a second nut, and the second nut is fixedly connected with the second bracket device 5. The second servo motor 21 can control the second bracket device 5 to displace on the first supporting plate 11, so that the relative position between the first bracket device 4 and the second bracket device 5 is changed for clamping the rotor 6, the second servo motor 21 controls the displacement of the first supporting plate 11, so that the magnetizing device 2 segments the rotor 6, and the arrangement of the first servo motor 16 and the second servo motor 21 enables the moving device 3 to automatically complete the clamping and magnetizing operation of the rotor 6, and extremely high displacement accuracy is achieved. The first sliding block 13 and the second sliding block 18 are respectively provided with a plurality of sliding blocks, so that the translation of the first supporting plate 11 and the second supporting frame device 5 is more stable, and the stability of the device during operation is improved.
The first supporting plate 11 is provided with a size strip 22, the frame 1 is provided with a scale 23, the scale 23 is attached to the size strip 22, and when the first supporting plate 11 is displaced, the size strip 22 and the scale 23 relatively move, so that the displacement of the rotor 6 in the magnetizing device 2 is measured. The rotor 6 can be segmented and magnetized according to the effective size range of the magnetizing coil, the function of monitoring the magnetizing progress of the rotor 6 can be achieved, and the problem can be fed back at the first time.
The first bracket device 4 comprises a first bracket body 24, the first bracket body 24 is rotationally connected with a first clamping mechanism, the first clamping mechanism comprises a first rotating shaft 25, the other end of the first rotating shaft 25 is provided with a first conical hole, a first self-centering chuck 26 is arranged in the first conical hole, the first rotating shaft 25 is provided with a first through hole, a first bolt 27 is arranged in the first through hole, one end of the first bolt 27 is in threaded connection with the first self-centering chuck 26, the first self-centering chuck 26 comprises a first chuck block 28, the first chuck block 28 is provided with a first chuck hole, the rotor 6 is provided with a third rotating shaft 29, the third rotating shaft 29 is arranged in the first chuck hole, the first chuck block 28 is provided with a first conical ejection groove, the rotor 6 is provided with a first cushion block 30, the first cushion block 30 is provided with a first conical surface, and the first conical surface is attached to the first ejection groove. During operation, the third rotating shaft 29 of the rotor 6 is inserted into the first clamping mechanism, the rotor 6 needs to rotate during magnetizing, and the first self-centering chuck 26 is arranged to prevent the rotor 6 from angular deviation during rotation, so that the magnetizing effect of the rotor 6 is ensured; the arrangement of the first bolt 27 facilitates the installation and the disassembly of the first self-centering chuck 26; the setting of first top silo not only plays the effect of direction when installing rotor 6 for the operation of installation rotor 6 is more convenient, can cooperate with the first cushion 30 on the rotor 6 moreover, makes the cooperation of rotor 6 and first clamping mechanism more inseparable.
The first bracket device 4 is provided with a driving device, the driving device comprises a third motor 31 and a sliding seat 32, the third motor 31 is provided with a driving turntable 33, the first rotating shaft 25 is fixedly connected with a driven turntable 34, the driving turntable 33 is meshed with the driven turntable 34, the third motor 31 is provided with a third sliding block 35, the first bracket device 4 is provided with a third sliding rail 36, the third sliding block 35 is in sliding connection with the third sliding rail 36, the sliding seat 32 is provided with a sliding hole, the sliding hole is in sliding connection with a sliding rod 37, the sliding rod 37 is fixedly connected with the third motor 31, the sliding seat 32 is rotationally connected with a swinging rod 38, the swinging rod 38 is rotationally connected with a connecting rod 39, the connecting rod 39 is rotationally connected with the sliding rod 37, the swinging rod 38 rotates around the sliding seat 32 to drive the connecting rod 39 to move, the connecting rod 39 drives the sliding rod 37 to slide in the sliding hole, the third motor 31 is enabled to move along the third sliding rail 36, and the driven turntable 34 is meshed with or separated from the driving turntable 33. The driving device is used for rotating the rotor 6 when magnetizing, the third sliding block 35 and the third sliding rail 36 are arranged to enable the third motor 31 to generate translation, so that the driven turntable 34 and the driving turntable 33 are meshed and separated more conveniently, the swinging rod 38 and the sliding seat 32 are arranged to enable the sliding operation of the third motor 31 to be more convenient, the operator is facilitated greatly, and the working efficiency is too high.
The second bracket device 5 comprises a second bracket body 40, the second bracket body 40 is rotationally connected with a second clamping mechanism, the second clamping mechanism comprises a second rotating shaft 41, the other end of the second rotating shaft 41 is provided with a second conical hole, a second self-centering chuck 42 is arranged in the second conical hole, the second rotating shaft 41 is provided with a second through hole, a second bolt 43 is arranged in the second through hole, one end of the second bolt 43 is in threaded connection with the second self-centering chuck 42, the second self-centering chuck 42 comprises a second chuck block 44, the second chuck block 44 is provided with a second chuck hole, the other third rotating shaft 29 is arranged in the second chuck hole, the second chuck block 44 is provided with a conical second ejection groove, the rotor 6 is provided with a second cushion block 45, the second cushion block 45 is provided with a second conical surface, and the second conical surface is attached to the second ejection groove. During operation, the rotating shaft 29 of the rotor 6 is inserted into the second clamping mechanism, the rotor 6 needs to rotate during magnetizing, and the second self-centering chuck 42 is arranged to prevent the rotor 6 from angular deviation during rotation, so that the magnetizing effect of the rotor 6 is ensured; the arrangement of the second bolt 43 facilitates the installation and the disassembly of the second self-centering chuck 42; the setting of second top silo not only plays the effect of direction when installing rotor 6 for the operation of installation rotor 6 is more convenient, can cooperate with the second cushion 45 on the rotor 6 moreover, makes the cooperation of rotor 6 and second clamping mechanism more inseparable.
The second bracket device 5 is connected with an electromagnetic brake 48, the second rotating shaft 41 is arranged in the electromagnetic brake 48 in a penetrating manner, and the electromagnetic brake 48 is used for fixing the second rotating shaft 41 in the circumferential direction, so that the stability of the rotor 6 in the magnetizing process is ensured. The electromagnetic brake 48 is not started in the pre-compression state, and the rotor 6 can perform angular rotation to perform an automatic pole-matching function, and is started before magnetizing in the compression state, so as to fix the rotor 6 for magnetizing. The stability of the device during magnetizing is improved, and the magnetizing effect of the rotor 6 is ensured.
The second rotating shaft 41 is connected with an encoder 47, the second rotating shaft 41 is fixed with a first synchronous pulley, the encoder 47 is connected with a second synchronous pulley, and the first synchronous pulley is connected with the second synchronous pulley through a synchronous belt 46. The encoder 47 is used for measuring the rotation angle of the rotor 6, and the arrangement of the first synchronous pulley and the second synchronous pulley enables the rotation angle feedback of the rotor 6 to be more accurate.
The frame 1 is equipped with measuring device 49, measuring device 49 includes base 50, base 50 is connected with first linear module 51, first linear module 51 and rotor 6 parallel arrangement, sliding fit is connected with sliding angle aluminium 56 on the first linear module 51, sliding angle aluminium 56 carries out linear displacement along first linear module 51, sliding angle aluminium 56 fixedly connected with second linear module 52, the upper surface of second linear module 52 perpendicular to frame 1, second linear module 52 sliding connection has probe mounting panel 53, probe mounting panel 53 carries out linear displacement along second linear module 52, the front end rotation of probe mounting panel 53 is connected with measuring head fixed block 54, measuring head fixed block 54 card is equipped with measuring head 55, measuring head 55 is laminated with rotor 6 surface mutually, measuring head 55 is used for measuring rotor 6 surface magnetic induction intensity. The measuring device 49 is provided with a first transverse linear module 51 and a second vertical linear module 52, so that the measuring head 55 can be adjusted transversely and vertically; the measuring head fixing block 54 is rotationally connected with the probe mounting plate 53, so that the included angle between the measuring head 55 and the rotor 6 can be adjusted; the measuring head 55 can better fit the rotor 6. After the measuring head 55 approaches the rotor 6, the surface magnetic waveform can be measured to determine whether the magnetizing effect of the rotor 6 meets the requirement.
A magnetizing method of a high-power strong-magnetic rotor segmented integral magnetizing device comprises the following steps: the rotor is divided into a plurality of magnetizing units along the axial direction, and then the rotor is arranged in the magnetizing device in a penetrating way, and each magnetizing unit is independently magnetized by the magnetizing device until the magnetization of the whole rotor is completed. The device that samarium cobalt class jumbo size rotor was magnetized is bigger, and the cost is very high, does not have a better mode in the prior art and can solve this problem, changes the rotor into the mode that segmentation was magnetized and has better solution effect to this problem, and this device can also a tractor serves several purposes, and the flexibility is strong, has reduced manufacturing cost.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications and the like made on the basis of the present invention to solve the substantially same technical problems and achieve the substantially same technical effects are included in the scope of the present invention.
Claims (7)
1. The utility model provides a whole equipment that magnetizes of high-power strong magnetic rotor segmentation, includes the frame, its characterized in that: the frame is provided with a magnetizing device and a moving device, the moving device is provided with a first bracket device and a second bracket device, a rotor is clamped between the first bracket device and the second bracket device, the magnetizing device is provided with a magnetizing guide pipe, the rotor penetrates through the magnetizing guide pipe, after the magnetizing device moves to a first magnetizing area to magnetize the rotor, the moving device axially moves along the magnetizing guide pipe, after the magnetizing device moves to a second magnetizing area to magnetize the rotor, the moving device moves again, and the magnetizing device moves to a residual magnetizing area to continuously magnetize the non-magnetized part of the rotor in a segmented mode until the magnetizing of all the needed magnetizing parts of the rotor is completed; the moving device comprises a first supporting plate, a first sliding rail is arranged on the rack, a first sliding block is arranged on the first supporting plate, the first sliding rail is in sliding connection with the first sliding block, a first screw rod fixing seat is arranged on the rack, a first screw rod is rotationally connected with the first screw rod fixing seat, the first screw rod is connected with a first servo motor, a first nut is in threaded connection with the first screw rod, the first nut is fixedly connected with the first supporting plate, a first bracket device is fixed on the first supporting plate, a second sliding rail is arranged on the first supporting plate, a second sliding block is arranged on the second bracket device, the second sliding rail is in sliding connection with the second sliding block, a second screw rod fixing seat is arranged on the first supporting plate, the second screw rod fixing seat is rotationally connected with a second screw rod, the second screw rod is connected with a second servo motor, and the second nut is in threaded connection with the second bracket device; the first bracket device comprises a first bracket body, the first bracket body is rotationally connected with a first clamping mechanism, the first clamping mechanism comprises a first rotating shaft, the other end of the first rotating shaft is provided with a first conical hole, a first self-centering chuck is arranged in the first conical hole, the first rotating shaft is provided with a first through hole, a first bolt is arranged in the first through hole, one end of the first bolt is in threaded connection with the first self-centering chuck, the first self-centering chuck comprises a first chuck block, the first chuck block is provided with a first chuck hole, the rotor is provided with a third rotating shaft, the third rotating shaft is arranged in the first chuck hole, the first chuck block is provided with a first conical ejection groove, the rotor is provided with a first cushion block, the first cushion block is provided with a first conical surface, and the first conical surface is attached to the first ejection groove; the second support device comprises a second support body, the second support body rotates and is connected with a second clamping mechanism, the second clamping mechanism comprises a second rotating shaft, the other end of the second rotating shaft is provided with a second conical hole, a second self-centering chuck is arranged in the second conical hole, the second rotating shaft is provided with a second through hole, a second bolt is arranged in the second through hole, one end of the second bolt is in threaded connection with the second self-centering chuck, the second self-centering chuck comprises a second chuck block, the second chuck block is provided with a second chuck hole, the other end of the second chuck block is provided with a third rotating shaft in the second chuck hole, the second chuck block is provided with a conical second ejection groove, the rotor is provided with a second cushion block, the second conical surface is provided with a second ejection groove, the second conical surface is attached to the second ejection groove, the second support device is connected with an electromagnetic brake, the second rotating shaft is arranged in a penetrating mode in the electromagnetic brake, and the electromagnetic brake is used for guaranteeing the circumferential stability of the rotor in the process of fixing the second rotating shaft.
2. The high-power ferromagnetic rotor segment integral magnetizing apparatus of claim 1, wherein: the magnetizing device comprises a magnetizing support, the magnetizing support is provided with a displacement hole, the moving device penetrates through the displacement hole, the magnetizing guide tube is connected with a silicon steel sheet, and the silicon steel sheet is used for winding a magnetizing coil.
3. The high-power ferromagnetic rotor segment integral magnetizing apparatus of claim 1, wherein: the first support plate is provided with a size strip, the frame is provided with a scale, the scale is attached to the size strip, the size strip moves relative to the scale when the first support plate is displaced, and the displacement of the rotor in the magnetizing device is measured.
4. The high-power ferromagnetic rotor segment integral magnetizing apparatus of claim 1, wherein: the first support device is provided with a driving device, the driving device comprises a third motor and a sliding seat, the third motor is provided with a driving turntable, the first rotating shaft is fixedly connected with a driven turntable, the driving turntable is meshed with the driven turntable, the third motor is provided with a third sliding block, the first support device is provided with a third sliding rail, the third sliding block is in sliding connection with the third sliding rail, the sliding seat is provided with a sliding hole, the sliding hole is in sliding connection with a sliding rod, the sliding rod is fixedly connected with the third motor, the sliding seat is rotationally connected with a swinging rod, the swinging rod is rotationally connected with the sliding rod, the swinging rod rotates around the sliding seat to drive the connecting rod to move, the connecting rod drives the sliding rod to slide in the sliding hole, and the third motor moves along the third sliding rail to enable the driven turntable to be meshed with or separated from the driving turntable.
5. The high-power ferromagnetic rotor segment integral magnetizing apparatus of claim 1, wherein: the second rotating shaft is connected with an encoder, the second rotating shaft is fixedly provided with a first synchronous belt pulley, the encoder is connected with a second synchronous belt pulley, and the first synchronous belt pulley is connected with the second synchronous belt pulley through a synchronous belt.
6. The high-power ferromagnetic rotor segment integral magnetizing apparatus of claim 1, wherein: the frame is equipped with measuring device, measuring device includes the base, the base is connected with first linear module, first linear module with rotor parallel arrangement, sliding fit is connected with sliding angle aluminium on the first linear module, sliding angle aluminium is followed first linear module carries out linear displacement, sliding angle aluminium fixedly connected with second linear module, second linear module perpendicular to the upper surface of frame, second linear module sliding connection has the probe mounting panel, the probe mounting panel is followed the linear displacement of second linear module, the front end rotation of probe mounting panel is connected with the measuring head fixed block, the measuring head fixed block card is equipped with the measuring head, the measuring head with the rotor surface is laminated mutually, the measuring head is used for measuring rotor surface intensity.
7. A magnetizing method based on the high-power ferromagnetic rotor segment integral magnetizing equipment of claim 1, characterized by comprising the following steps: the rotor is divided into a plurality of magnetizing units along the axial direction, and then the rotor is arranged in the magnetizing device in a penetrating way, and each magnetizing unit is independently magnetized by the magnetizing device until the magnetization of the whole rotor is completed.
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| CN202110043554.XA CN112885557B (en) | 2021-01-13 | 2021-01-13 | High-power strong-magnetic rotor segmented integral magnetizing equipment and magnetizing method thereof |
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| CN103247413A (en) * | 2013-05-24 | 2013-08-14 | 嵊州市伏安特磁电科技有限公司 | Automatic magnetizer for large-sized permanent magnet rotor |
| CN205177527U (en) * | 2015-11-16 | 2016-04-20 | 麦格雷博电子(深圳)有限公司 | Whole magnetization device of multipolar dynamo permanent magnet rotor |
| CN106505760A (en) * | 2016-11-17 | 2017-03-15 | 南京航空航天大学 | A kind of Consequent pole permanent magnet motor of rotor segment |
| CN111540562A (en) * | 2020-04-27 | 2020-08-14 | 荆楚理工学院 | Magnetizing device and magnetizing method for rotor of interpolation type permanent magnet synchronous motor |
| CN214068477U (en) * | 2021-01-13 | 2021-08-27 | 嵊州市伏安特磁电科技有限公司 | High-power strong magnetic rotor segmented integral magnetizing equipment |
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2021
- 2021-01-13 CN CN202110043554.XA patent/CN112885557B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103247413A (en) * | 2013-05-24 | 2013-08-14 | 嵊州市伏安特磁电科技有限公司 | Automatic magnetizer for large-sized permanent magnet rotor |
| CN205177527U (en) * | 2015-11-16 | 2016-04-20 | 麦格雷博电子(深圳)有限公司 | Whole magnetization device of multipolar dynamo permanent magnet rotor |
| CN106505760A (en) * | 2016-11-17 | 2017-03-15 | 南京航空航天大学 | A kind of Consequent pole permanent magnet motor of rotor segment |
| CN111540562A (en) * | 2020-04-27 | 2020-08-14 | 荆楚理工学院 | Magnetizing device and magnetizing method for rotor of interpolation type permanent magnet synchronous motor |
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