WO2022208622A1 - 着磁装置および着磁方法 - Google Patents

着磁装置および着磁方法 Download PDF

Info

Publication number
WO2022208622A1
WO2022208622A1 PCT/JP2021/013353 JP2021013353W WO2022208622A1 WO 2022208622 A1 WO2022208622 A1 WO 2022208622A1 JP 2021013353 W JP2021013353 W JP 2021013353W WO 2022208622 A1 WO2022208622 A1 WO 2022208622A1
Authority
WO
WIPO (PCT)
Prior art keywords
magnetizing
core
yoke core
yoke
mover
Prior art date
Application number
PCT/JP2021/013353
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
久範 鳥居
ザイニ アリフ
諭 山代
慧大 平野
Original Assignee
三菱電機株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to KR1020237008761A priority Critical patent/KR102529748B1/ko
Priority to CN202180062537.9A priority patent/CN116134712B/zh
Priority to JP2021540416A priority patent/JP6961132B1/ja
Priority to PCT/JP2021/013353 priority patent/WO2022208622A1/ja
Publication of WO2022208622A1 publication Critical patent/WO2022208622A1/ja

Links

Images

Classifications

    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
    • H02K41/02—Linear motors; Sectional motors
    • H02K41/03—Synchronous motors; Motors moving step by step; Reluctance motors

Definitions

  • the present disclosure relates to a magnetizing device and a magnetizing method for magnetizing magnets of linear servo motors.
  • a linear servomotor that includes a mover and a stator.
  • a linear servo motor there is a structure in which a mover has a mover core and a coil, and a stator has a magnet and a pedestal.
  • Patent Document 1 discloses a technique in which a magnet is provided inside the mover core.
  • the stator since the stator is not provided with a magnet, it is possible to suppress an increase in manufacturing cost due to an increase in the movable distance of the mover.
  • the thrust force of the mover can be secured without increasing the number.
  • Patent Document 1 if the magnet is magnetized before being assembled in the mover core, there is a problem that it is difficult to assemble the magnet in the mover core due to the attractive force and repulsive force of the magnet. .
  • the magnet when the magnet is magnetized after it has been assembled in the mover core, although the magnet can be easily assembled into the mover core, the magnetic field required for magnetization reaches the entire magnet. Hateful.
  • Patent Document 1 does not disclose any specific magnetizing device that makes it easy for the magnetic field necessary for magnetization to reach the entire magnet. Therefore, it is desired to develop a magnetizing device that facilitates the magnetization of the magnet as a whole even after the magnet is assembled in the mover core.
  • the present disclosure has been made in view of the above, and aims to obtain a magnetizing device that facilitates the magnetization of the entire magnet even after the magnet is assembled into the mover core.
  • a magnetizing device provides a core-back extending in a first direction and a core-back extending along a second direction orthogonal to the first direction.
  • Magnetizing a magnet of a linear servomotor comprising a mover core having one or more teeth protruding from one end, and a plurality of magnets spaced apart from each other in a first direction on the mover core a first yoke core extending in a first direction and a second yoke core extending in the first direction and spaced from the first yoke core in a second direction; a plurality of first magnetizing coils spaced from each other in the first direction on the first yoke core; and a plurality of magnetizing coils spaced from each other on the second yoke core in the first direction. and a second magnetizing coil.
  • a space is formed between the first yoke core and the second yoke core in which the mover core can be
  • the magnetizing device has the effect of facilitating the magnetization of the entire magnet even after the magnet is assembled into the mover core.
  • FIG. 1 is a diagram showing the configuration of a magnetizing device according to a first embodiment
  • FIG. FIG. 4 is a diagram showing a state in which a mover of a linear servomotor is installed in the magnetizing device according to the first embodiment
  • FIG. 4 is a diagram showing a method of magnetizing the magnet of the mover by the magnetizing device according to the first embodiment
  • FIG. 2 shows a configuration of a magnetizing device according to a second embodiment
  • FIG. 1 is a diagram showing the configuration of a magnetizing device 1 according to the first embodiment.
  • FIG. 2 is a diagram showing a state in which the mover 6 of the linear servomotor is installed in the magnetizing device 1 according to the first embodiment.
  • an arrow A indicates a first direction in which the mover 6 can move
  • an arrow B indicates a second direction orthogonal to the first direction.
  • the mover 6 includes a plurality of mover cores 61, a plurality of motor coils 62, and a plurality of magnets 63.
  • Each mover core 61 has a core back 61a extending in the first direction and one tooth 61b protruding from one end of the core back 61a along the second direction.
  • Each mover core 61 is formed by a core 61c divided into two in the first direction.
  • a core back 61a and teeth 61b of each mover core 61 are divided into two in the first direction.
  • a plurality of teeth 61b are arranged at intervals in the first direction. Slots 61d are formed between adjacent teeth 61b.
  • a motor coil 62 is wound around each tooth 61b.
  • the motor coil 62 is arranged in the slot 61d.
  • a magnet 63 is sandwiched between adjacent cores 61 c in each mover core 61 .
  • the magnet 63 is sandwiched between cores 61c divided in the first direction.
  • the magnets 63 extend in the second direction and are arranged from the core back 61a to the teeth 61b.
  • a plurality of magnets 63 are spaced apart from each other in the first direction on the armature core 61 .
  • Adjacent mover cores 61 are divided at a position corresponding to the central portion of slot 61d in the first direction.
  • a magnetizing device 1 is a device for magnetizing a magnet 63 of a linear servomotor.
  • the magnetizing device 1 includes a first yoke core 2 extending in a first direction and a second yoke core 3 extending in the first direction and spaced from the first yoke core 2 in the second direction.
  • the magnetizing device 1 also includes a plurality of first magnetizing coils 4 arranged on the first yoke core 2 at intervals in the first direction, and a plurality of magnetizing coils 4 arranged on the second yoke core 3 in the first direction. and a plurality of second magnetizing coils 5 arranged at intervals.
  • a space S in which the mover core 61 can be arranged is formed between the first yoke core 2 and the second yoke core 3 .
  • the shapes of the first yoke core 2 and the second yoke core 3 shown in FIG. 1 are not particularly limited, they are rectangular parallelepipeds, for example.
  • a magnetic material is used as the material of the first yoke core 2 and the second yoke core 3 .
  • the magnetic material is, for example, a carbon steel plate or an isotropic electromagnetic steel plate.
  • For the carbon steel plate for example, SPCC (Steel Plate Cold Commercial) carbon steel plate and S45C carbon steel plate are used.
  • the first yoke core 2 has a first surface 21 facing the second yoke core 3 .
  • the first surface 21 is a plane parallel to the first direction.
  • a plurality of first recesses 22 are formed in the first yoke core 2 .
  • the plurality of first recesses 22 are spaced apart from each other in the first direction.
  • the first concave portion 22 is a portion for accommodating the first magnetizing coil 4 and opens to the first surface 21 .
  • the second yoke core 3 has a second face 31 facing the direction of the first yoke core 2 .
  • the second surface 31 is a plane parallel to the first direction.
  • a plurality of second recesses 32 are formed in the second yoke core 3 .
  • the plurality of second recesses 32 are spaced apart from each other in the first direction.
  • the second concave portion 32 is a portion for accommodating the second magnetizing coil 5 and opens to the second surface 31 .
  • the first magnetizing coils 4 are arranged one by one in the first recesses 22 .
  • the second magnetizing coils 5 are arranged one by one in the second concave portions 32 .
  • Conductive wires such as copper wires and aluminum wires are used for the first magnetizing coil 4 and the second magnetizing coil 5 .
  • the shape of the conducting wire is, for example, a round wire or a rectangular wire.
  • the positions of the first magnetizing coil 4 and the second magnetizing coil 5 match in the first direction. All the first magnetizing coils 4 and all the second magnetizing coils 5 are electrically connected in series.
  • FIG. 3 is a diagram showing a method of magnetizing the magnet 63 of the mover 6 by the magnetizing device 1 according to the first embodiment.
  • FIG. 3 also shows the energization directions C1 and C2 of the first magnetizing coil 4 and the second magnetizing coil 5, and the magnetization generated from the first magnetizing coil 4 and the second magnetizing coil 5.
  • the flow of the magnetic fields D1, D2 is illustrated.
  • the conducting direction C1 is the direction in which the current flows from the front to the back of the paper
  • the conducting direction C2 is the direction in which the current flows from the back to the front of the paper.
  • the assembly process is a process of assembling the mover 6 by assembling the mover core 61 and the magnet 63 shown in FIG.
  • each mover core 61 is arranged so that the magnet 63 is sandwiched between two cores 61c.
  • the motor coils 62 are wound around the teeth 61b of each mover core 61 . Thereby, the mover 6 shown in FIG. 2 is assembled.
  • the installation process is a process of installing the mover 6 between the first yoke core 2 and the second yoke core 3 .
  • the core back 61a of the mover 6 is directed toward the first yoke core 2 and the tips of the teeth 61b of the mover 6 are directed toward the second yoke core 3, and the mover 6 is attached to the magnetizing device 1. to be installed.
  • the positions of the first magnetizing coil 4 and the second magnetizing coil 5 and the magnet 63 are aligned in the first direction.
  • This is the step of applying D2 to magnetize the magnet 63 .
  • power is supplied to the first magnetizing coil 4 and the second magnetizing coil 5 from a power source (not shown).
  • the magnetizing magnetic fields D1 and D2 are generated by energizing the first magnetizing coil 4 and the second magnetizing coil 5 . Since all the first magnetizing coils 4 and all the second magnetizing coils 5 are electrically connected in series, all the first magnetizing coils 4 and all the second magnetizing coils 5 are energized at the same time.
  • annular magnetizing magnetic fields D1 and D2 are generated around axes perpendicular to the first direction and the second direction. generate
  • the energization directions C1 and C2 of the adjacent first magnetizing coils 4 are opposite to each other. Therefore, the directions of the magnetizing magnetic fields D1 and D2 generated from the adjacent first magnetizing coils 4 are opposite to each other. That is, in the first magnetizing coil 4, the clockwise magnetizing magnetic field D1 and the counterclockwise magnetizing magnetic field D2 are alternately generated in the first direction.
  • the energization directions C1 and C2 of the adjacent second magnetizing coils 5 are opposite to each other.
  • the directions of the magnetizing magnetic fields D1 and D2 generated from the adjacent second magnetizing coils 5 are opposite to each other. That is, in the second magnetizing coil 5, the clockwise magnetizing magnetic field D1 and the counterclockwise magnetizing magnetic field D2 are alternately generated in the second direction.
  • the energization directions C1 and C2 of the first magnetizing coil 4 and the second magnetizing coil 5 that are aligned in the first direction are opposite to each other. Therefore, one of the first magnetizing coil 4 and the second magnetizing coil 5 whose positions in the first direction match each other generates a clockwise magnetizing magnetic field D1, and the other generates a counterclockwise magnetizing magnetic field D1.
  • a magnetizing magnetic field D2 is generated.
  • the magnetizing device 1 includes a first yoke core 2 extending in the first direction and a first yoke core 2 extending in the first direction and extending in the second direction together with the first yoke core 2 . and second yoke cores 3 spaced apart.
  • the magnetizing device 1 also includes a plurality of first magnetizing coils 4 arranged on the first yoke core 2 at intervals in the first direction, and a plurality of magnetizing coils 4 arranged on the second yoke core 3 in the first direction. and a plurality of second magnetizing coils 5 arranged at intervals.
  • a space S in which the mover core 61 can be arranged is formed between the first yoke core 2 and the second yoke core 3 .
  • the magnetizing magnetic fields D1 and D2 can be simultaneously applied to the entire magnet 63 from both the core back 61a side and the tip end side of the teeth 61b. Therefore, magnetization of the magnets 63 as a whole is easier even after the magnets 63 are assembled into the mover core 61, compared to the case where the magnets 63 are magnetized only from the core back 61a side or only from the tip side of the teeth 61b. become.
  • the magnetizing magnetic fields D1 and D2 generated from the first magnetizing coil 4 and the magnetizing magnetic fields D1 and D2 generated from the second magnetizing coil 5 are combined, and the combined magnetizing magnetic fields D1 and D2 is likely to be applied to the central portion of the magnet 63 along the second direction. Therefore, the central portion along the second direction of the magnet 63, which is farthest from the first magnetizing coil 4 and the second magnetizing coil 5, which are the sources of the magnetizing magnetic fields D1 and D2, can also be magnetized. Therefore, the magnetic force of the magnet 63 can be increased and the thrust force of the mover 6 can be improved.
  • the positions of the first magnetizing coil 4 and the second magnetizing coil 5 match in the first direction.
  • the magnetizing magnetic fields D1 and D2 generated from the second magnetizing coil 5 and the magnetizing magnetic fields D1 and D2 generated from the second magnetizing coil 5 are synthesized. Further, since the direction of the synthesized magnetizing magnetic fields D1 and D2 is likely to be parallel to the first direction, the magnetizing magnetic fields D1 and D2 can be strengthened. In the present specification, the term "parallel" means not only being perfectly parallel, but also strictly being not parallel but slightly inclined.
  • the first magnetizing coil 4, the second magnetizing coil 5, and the magnet 63 are aligned in the first direction.
  • the distance between each of the magnetic coil 4 and the second magnetizing coil 5 and the magnet 63 is reduced. Therefore, even if the first yoke core 2 and the second yoke core 3 are magnetically saturated by the magnetizing magnetic fields D1 and D2, the magnetizing magnetic fields D1 and D2 can be applied to the magnet 63 .
  • all the first magnetizing coils 4 and all the second magnetizing coils 5 are electrically connected in series.
  • the energization directions C1 and C2 of the coil 4 and the second magnetizing coil 5 are opposite in polarity. Due to the synergistic effect of such a configuration and the configuration in which the first magnetizing coil 4 and the second magnetizing coil 5 are arranged on both sides of the magnet 63 in the first direction, the magnet is pseudo-magnetized inside the solenoid coil. Since strong magnetizing magnetic fields D1 and D2 can be applied to the magnet 63 as when the magnet 63 is arranged, magnetization of the magnet 63 as a whole becomes easier.
  • the mover core 61 shown in FIG. 2 may have a structure in which it is not split at the position corresponding to the slot 61d and each mover core 61 is not split into two cores 61c. That is, the mover core 61 has a structure having a single core back 61a extending in the first direction and a plurality of teeth 61b projecting from one end of the core back 61a along the second direction. good too. In the case of such a structure, a hole penetrating from the core back 61a to the tooth 61b may be opened and the magnet 63 may be embedded in the hole.
  • the positions of the first magnetizing coil 4 and the second magnetizing coil 5 shown in FIG. 2 match in the first direction. good.
  • the positions of the first magnetizing coil 4 and the second magnetizing coil 5 shown in FIG. 2 and the magnet 63 match in the first direction. The position may shift.
  • all the first magnetizing coils 4 and all the second magnetizing coils 5 shown in FIG. 2 are electrically connected in series. may be connected.
  • FIG. 4 is a diagram showing the configuration of a magnetizing device 1A according to the second embodiment.
  • the present embodiment is different from the first embodiment described above in that a part of the first yoke core 2 and the second yoke core 3 is made of a grain-oriented electrical steel sheet.
  • symbol is attached
  • an arrow E indicates the direction of easy magnetization of the grain-oriented electrical steel sheet.
  • the first yoke core 2 has a first inner part 23 in which the first magnetizing coil 4 is arranged and faces the direction of the second yoke core 3, and a second inner part 23 sandwiched in the second direction. It has two yoke cores 3 and a first outer part 24 provided on the opposite side.
  • the first yoke core 2 is divided into a first inner portion 23 and a first outer portion 24 with the central portion along the second direction of the first yoke core 2 as a boundary.
  • a plurality of first recesses 22 are formed in the first inner portion 23 .
  • the second yoke core 3 has a second inner portion 33 in which the second magnetizing coil 5 is arranged and faces the direction of the first yoke core 2 , and a second inner portion 33 sandwiching the second inner portion 33 in the second direction. It has one yoke core 2 and a second outer part 34 provided on the opposite side.
  • the second yoke core 3 is divided into a second inner portion 33 and a second outer portion 34 with a central portion along the second direction of the second yoke core 3 as a boundary.
  • a plurality of second recesses 32 are formed in the second inner portion 33 .
  • the first inner part 23 and the second inner part 33 are made of grain-oriented electrical steel sheets having the direction of easy magnetization E.
  • the first inner portion 23 and the second inner portion 33 are formed by laminating a plurality of grain-oriented electrical steel sheets in the second direction.
  • the direction of easy magnetization E is a direction orthogonal to the first direction, that is, parallel to the second direction.
  • Directions of the magnetizing magnetic fields D1 and D2 passing through both sides of the first magnetizing coil 4 along the first direction in the first inner portion 23 are parallel to the second direction.
  • the directions of the magnetizing magnetic fields D1 and D2 passing through both sides of the second magnetizing coil 5 along the first direction in the second inner portion 33 are parallel to the second direction.
  • the direction of easy magnetization E of the first inner portion 23 and the second inner portion 33 is parallel to the directions of the magnetizing magnetic fields D1 and D2 passing through the first inner portion 23 and the second inner portion 33 .
  • the first outer portion 24 and the second outer portion 34 are made of a steel plate other than the grain-oriented magnetic steel plate, for example, an isotropic magnetic steel plate.
  • the first yoke core 2 has a first inner part 23 in which the first magnetizing coil 4 is arranged and faces the second yoke core 3, and the second yoke core 3 is It has a second inner part 33 in which the second magnetizing coil 5 is arranged and faces the direction of the first yoke core 2 .
  • the first inner portion 23 and the second inner portion 33 are made of grain-oriented electrical steel sheets having the easy magnetization direction E. As shown in FIG. With these configurations, the direction of easy magnetization E of the first inner portion 23 and the second inner portion 33 is parallel to the directions of the magnetizing magnetic fields D1 and D2 passing through the first inner portion 23 and the second inner portion 33.
  • the magnetizing magnetic fields D1 and D2 generated from the first magnetizing coil 4 easily pass through the first inner portion 23 and are easily transmitted to the mover core 61, and are generated from the second magnetizing coil 5.
  • the magnetizing magnetic fields D1 and D2 easily pass through the second inner portion 33 and are easily transmitted to the mover core 61 . Therefore, it becomes easy to apply the magnetizing magnetic fields D1 and D2 to the central portion of the magnet 63 which is farthest from the first magnetizing coil 4 and the second magnetizing coil 5 which are the sources of the magnetizing magnetic fields D1 and D2. , magnetization of the magnet 63 as a whole becomes easy even after the magnet 63 is assembled in the armature core 61 .
  • FIG. 5 is a diagram showing the configuration of a magnetizing device 1B according to a modification of the second embodiment.
  • a portion of the first outer portion 24 and the second outer portion 34 may be formed of grain-oriented electrical steel sheets.
  • a portion of the first outer portion 24 that coincides with the first magnetizing coil 4 in the first direction is formed of a grain-oriented electrical steel sheet whose easy magnetization direction F is parallel to the first direction.
  • a portion of the first outer portion 24 that coincides with the first magnetizing coil 4 in the first direction is hereinafter referred to as a first portion 24a.
  • a portion of the second outer portion 34 that coincides with the second magnetizing coil 5 in the first direction is formed of a grain-oriented electrical steel sheet whose easy magnetization direction F is parallel to the first direction.
  • a portion of the second outer portion 34 that coincides with the second magnetizing coil 5 in the first direction is hereinafter referred to as a second portion 34a.
  • the first portion 24a and the second portion 34a are formed by laminating a plurality of grain-oriented electrical steel sheets in the second direction. Directions of the magnetizing magnetic fields D1 and D2 passing through the first portion 24a and the second portion 34a are parallel to the first direction.
  • the direction of easy magnetization F of the first portion 24a and the second portion 34a is parallel to the directions of the magnetizing magnetic fields D1 and D2 passing through the first portion 24a and the second portion 34a.
  • the portion of the first outer portion 24 excluding the first portion 24a and the portion of the second outer portion 34 excluding the second portion 34a refer to a steel plate other than the grain-oriented magnetic steel plate, for example, an isotropic electromagnetic steel plate. It is made of steel plate.
  • the direction of easy magnetization F of the first portion 24a and the second portion 34a is parallel to the directions of the magnetizing magnetic fields D1 and D2 passing through the first portion 24a and the second portion 34a. Therefore, the magnetizing magnetic fields D1 and D2 generated by the first magnetizing coil 4 easily pass through the first portion 24a and are easily transmitted to the mover core 61. The magnetic fields D1 and D2 easily pass through the second portion 34 a and are easily transmitted to the mover core 61 . Therefore, it becomes easy to apply the magnetizing magnetic fields D1 and D2 to the central portion of the magnet 63 which is farthest from the first magnetizing coil 4 and the second magnetizing coil 5 which are the sources of the magnetizing magnetic fields D1 and D2. , magnetization of the magnet 63 as a whole becomes easy even after the magnet 63 is assembled in the armature core 61 .
  • 1, 1A, 1B magnetizing device 2 first yoke core, 3 second yoke core, 4 first magnetizing coil, 5 second magnetizing coil, 6 mover, 21 first surface, 22 first recessed portion 23 first inner portion 24 first outer portion 24a first portion 31 second surface 32 second recessed portion 33 second inner portion 34 second outer portion 34a Second part, 61 mover core, 61a core back, 61b teeth, 61c core, 61d slot, 62 motor coil, 63 magnet, S space.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Electromagnetism (AREA)
  • Linear Motors (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
PCT/JP2021/013353 2021-03-29 2021-03-29 着磁装置および着磁方法 WO2022208622A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1020237008761A KR102529748B1 (ko) 2021-03-29 2021-03-29 착자 장치
CN202180062537.9A CN116134712B (zh) 2021-03-29 2021-03-29 充磁装置
JP2021540416A JP6961132B1 (ja) 2021-03-29 2021-03-29 着磁装置
PCT/JP2021/013353 WO2022208622A1 (ja) 2021-03-29 2021-03-29 着磁装置および着磁方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/013353 WO2022208622A1 (ja) 2021-03-29 2021-03-29 着磁装置および着磁方法

Publications (1)

Publication Number Publication Date
WO2022208622A1 true WO2022208622A1 (ja) 2022-10-06

Family

ID=78409792

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2021/013353 WO2022208622A1 (ja) 2021-03-29 2021-03-29 着磁装置および着磁方法

Country Status (4)

Country Link
JP (1) JP6961132B1 (zh)
KR (1) KR102529748B1 (zh)
CN (1) CN116134712B (zh)
WO (1) WO2022208622A1 (zh)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05291042A (ja) * 1992-04-14 1993-11-05 Nippon Steel Corp 永久磁石の着磁方法、その装置、及び永久磁石
JP2001197717A (ja) * 2000-01-12 2001-07-19 Yaskawa Electric Corp リニアモータの界磁部および界磁用永久磁石の着磁方法
JP6804705B1 (ja) * 2020-03-10 2020-12-23 三菱電機株式会社 可動子及びリニアサーボモータ

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10248216A (ja) * 1997-02-28 1998-09-14 Sankyo Seiki Mfg Co Ltd 円環状永久磁石の着磁装置および着磁方法
JP2005204477A (ja) * 2004-01-19 2005-07-28 Mitsubishi Electric Corp 回転電機の着磁装置、及び回転電機の着磁方法
JP2011087366A (ja) * 2009-10-14 2011-04-28 Toshiba Mach Co Ltd リニアモータ及びその製造方法
TWI682409B (zh) * 2015-03-24 2020-01-11 日商日東電工股份有限公司 稀土類磁鐵及使用該磁鐵的線性馬達
EP3386082B1 (en) * 2017-04-05 2020-06-24 KONE Corporation Linear flux switching permanent magnet motor

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05291042A (ja) * 1992-04-14 1993-11-05 Nippon Steel Corp 永久磁石の着磁方法、その装置、及び永久磁石
JP2001197717A (ja) * 2000-01-12 2001-07-19 Yaskawa Electric Corp リニアモータの界磁部および界磁用永久磁石の着磁方法
JP6804705B1 (ja) * 2020-03-10 2020-12-23 三菱電機株式会社 可動子及びリニアサーボモータ

Also Published As

Publication number Publication date
CN116134712A (zh) 2023-05-16
CN116134712B (zh) 2024-02-13
KR20230042531A (ko) 2023-03-28
JP6961132B1 (ja) 2021-11-05
JPWO2022208622A1 (zh) 2022-10-06
KR102529748B1 (ko) 2023-05-09

Similar Documents

Publication Publication Date Title
CN109314413B (zh) 永磁铁式同步机及永磁铁式同步机的固定件的制造方法
JP2009509490A (ja) 電気機械の永久磁石励磁一次側磁極部材のための歯モジュール
AU2017379348B2 (en) Rotary electric machine
JP2010130819A (ja) 界磁子及び界磁子の製造方法
US8179001B2 (en) Linear motor armature and linear motor
JP2009545940A (ja) 力リプル補償式リニアモータ
JP2008193760A (ja) リニアモータ
JP2014187828A (ja) モータ用ロータ、ブラシレスモータ及びモータ用ロータの製造方法
JP2016005419A (ja) 永久磁石電動機
JP5124923B2 (ja) 界磁子、電動機及びその駆動方法
CN113541423B (zh) 轴向间隙马达
JP7491138B2 (ja) 永久磁石界磁、製造方法、リニアモータ
WO2022208622A1 (ja) 着磁装置および着磁方法
JP6804705B1 (ja) 可動子及びリニアサーボモータ
JP5261080B2 (ja) リニアモータ
JP2001095225A (ja) リニアモータ
JP2001197717A (ja) リニアモータの界磁部および界磁用永久磁石の着磁方法
JP2013051840A (ja) ロータ
WO2022064614A1 (ja) 界磁子および界磁子を備えた電動機
JP6021829B2 (ja) 永久磁石用脱磁装置
WO2021024518A1 (ja) 電機子、回転電機、リニアモータ及び、電機子、回転電機、リニアモータの製造方法
JP2006121814A (ja) リニアモータ
JP5849415B2 (ja) リニア駆動装置及びその製造方法
JP6414094B2 (ja) ガルバノスキャナ
JP5953688B2 (ja) リニア駆動装置

Legal Events

Date Code Title Description
ENP Entry into the national phase

Ref document number: 2021540416

Country of ref document: JP

Kind code of ref document: A

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 21934795

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 20237008761

Country of ref document: KR

Kind code of ref document: A

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 21934795

Country of ref document: EP

Kind code of ref document: A1