WO2010023954A1 - Procédé de réglage de l'équilibre d'un rotor, rotor et moteur équipé du rotor - Google Patents

Procédé de réglage de l'équilibre d'un rotor, rotor et moteur équipé du rotor Download PDF

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Publication number
WO2010023954A1
WO2010023954A1 PCT/JP2009/004242 JP2009004242W WO2010023954A1 WO 2010023954 A1 WO2010023954 A1 WO 2010023954A1 JP 2009004242 W JP2009004242 W JP 2009004242W WO 2010023954 A1 WO2010023954 A1 WO 2010023954A1
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WO
WIPO (PCT)
Prior art keywords
rotating body
balance
balance adjustment
rotor
weight
Prior art date
Application number
PCT/JP2009/004242
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English (en)
Japanese (ja)
Inventor
長井直之
澤田祐一郎
仁保壮太郎
Original Assignee
三菱重工業株式会社
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 三菱重工業株式会社 filed Critical 三菱重工業株式会社
Publication of WO2010023954A1 publication Critical patent/WO2010023954A1/fr

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    • 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
    • H02K15/16—Centering rotors within the stator; Balancing rotors
    • H02K15/165—Balancing the rotor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M1/00—Testing static or dynamic balance of machines or structures
    • G01M1/30—Compensating imbalance
    • G01M1/36—Compensating imbalance by adjusting position of masses built-in the body to be tested
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/04—Balancing means

Definitions

  • the present invention relates to a technique that is applied to a motor, a generator, a sleeve, and the like and corrects an unbalance of a rotating body that is configured by tightly fitting a rotating shaft by temperature deformation.
  • This application claims priority based on Japanese Patent Application No. 2008-222783 for which it applied to Japan on August 29, 2008, and uses the content here.
  • a rotating body having a shrink-fit portion such as a motor or a generator is usually assembled as an axisymmetric structure.
  • a rotating body it is difficult to perform tightening that is uniform in the circumferential direction at the assembly stage, and therefore, slight bending of the shaft and imbalance occur.
  • tuning initial balance adjustment
  • Patent Document 1 As a device for measuring this type of imbalance, the technique disclosed in Patent Document 1 is known.
  • an angle sensor that detects an angle of a rotation shaft connected to a test body with respect to the rotation axis, and rotation around the rotation axis of a composite rotation body that is a test body.
  • a vibration pickup that detects periodic unbalanced vibration acting on the rotating shaft with movement, and based on outputs from these angle sensors and vibration pickups, the maximum unbalance direction of each rotating body and its direction Calculate the unbalance amount. Then, based on the unbalanced amount, the rotating shaft is balanced. Specifically, as shown in FIGS.
  • vibration that detects periodic unbalanced vibration that acts on the rotating shaft 51 is applied to the rotating shaft 51 on which the armature 50 that is an assembly target member is shrink-fitted.
  • the vibration detection sensor 52A of the analyzer 52 is arranged, and based on the output from the vibration analyzer 52, the calculation means 53 calculates the direction of the maximum unbalance of the rotating shaft 51 and the amount of unbalance in that direction. Then, based on the unbalanced amount, the rotating shaft is balanced.
  • the present invention has been made in view of the above-described circumstances, and easily and easily causes unbalance that occurs over time in a rotating body composed of a rotating shaft and a member to be assembled that are assembled by tight fitting by thermal deformation.
  • the present invention provides a rotating body balance adjusting method, a rotating body, and a motor including the same, which can be accurately adjusted.
  • the present invention proposes the following means. That is, the present invention is a method for adjusting the balance of a rotating body that is configured by tightly fitting a substantially disk-shaped member to be mounted on a rotating shaft by temperature deformation, the deformation direction of deformation caused by the tight fitting of the rotating body, The position around the axis of the balance adjustment position is set in advance so that the direction from the rotation axis center corresponds, and when performing the balance adjustment over time, the weight is adjusted at the balance adjustment position.
  • the rotating body has a balance adjustment position, a deformation direction of deformation caused by tight fitting due to temperature deformation, and a position around an axis corresponding to the direction from the rotation axis center. It is set to be.
  • the unbalance of the rotating body over time occurs in a direction corresponding to the deformation direction due to the tight fit. For this reason, when performing the balance adjustment over time, it is possible to cancel the imbalance that occurs over time by adjusting the weight at a preset balance adjustment position.
  • it is only necessary to adjust the size of the weight by omitting the work of separately detecting the balance adjustment position and direction, which was necessary in the past, using a vibration analyzer, etc. Can be done accurately and in a short time.
  • the rotating body may be provided with an asymmetric portion that is asymmetric about the axis.
  • the balance adjusting method for a rotating body of the present invention by providing an asymmetric part in the rotating body, the rotating body is deformed with a direction corresponding to a direction from the center of the rotation axis toward the asymmetric part as a deformation direction. For this reason, the balance adjustment position can be set in correspondence with the position around the axis where the asymmetric part is provided.
  • the adjustment when the initial balance adjustment of the rotating body is performed, the adjustment may be performed with a change amount larger than the change amount of the weight required to obtain an optimum balance.
  • the weight is set with a change amount larger than the change amount of the weight required for obtaining an optimum balance in the initial balance adjustment, thereby causing an imbalance over time.
  • the balance can be set in the direction opposite to the direction in which the rotation occurs, thereby extending the period until the rotating body becomes unbalanced over time and maintenance is required. It can be operated stably over a long period of time.
  • the acceleration level or vibration of the rotating body obtained by the measurement is performed by measuring the vibration of the rotating body on the accelerometer side or vibration. Based on the level, the magnitude of the weight at the balance adjustment position may be determined.
  • the balance adjustment method for a rotating body of the present invention by obtaining an acceleration level or a vibration level of vibration generated in the rotating body by measurement, the weight for adjusting the balance based on these is easily, accurately, and shortened. Balance adjustment can be performed.
  • the rotating body of the present invention includes a rotating shaft and a substantially disk-shaped member to be assembled that is attached to the rotating shaft by temperature deformation, and at least one of the rotating shaft and the member to be assembled.
  • the balance adjustment position where the weight is adjusted so as to adjust the overall balance that changes over time to the position around the axis corresponding to the deformation direction of the deformation caused by the tight fit and the direction from the rotation axis center.
  • at least one of the rotating shaft and the member to be assembled has a balance adjustment position around the axis corresponding to the deformation direction of deformation caused by tight fitting due to temperature deformation and the direction from the rotation shaft center. In the position.
  • the unbalance of the rotating body over time occurs in a direction corresponding to the deformation direction due to the tight fit. For this reason, when performing the balance adjustment over time, it is possible to cancel the imbalance that occurs over time by adjusting the weight at a preset balance adjustment position. As a result, it is only necessary to adjust the size of the weight by omitting the work of separately detecting the balance adjustment position and direction, which was necessary in the past, using a vibration analyzer, etc. Can be done accurately and in a short time.
  • the rotating body may include an asymmetric part in which the rotating shaft or the member to be assembled is asymmetric about the axis. According to the rotating body of the present invention, since the rotating shaft or the member to be assembled has the asymmetric portion, the rotating shaft is deformed in a direction corresponding to the direction from the rotating shaft center toward the asymmetric portion, and unbalance is generated. For this reason, the balance adjustment position can be set in correspondence with the position around the axis where the asymmetric part is provided.
  • the rotating body at least one of the rotating shaft and the assembly target member is adjusted with a change amount larger than a change amount of weight required for an optimum balance as the initial balance adjustment. It may be done.
  • the initial balance adjustment causes an imbalance over time by setting the weight with a larger amount of change than the amount of change in weight required to achieve an optimal balance.
  • the balance can be set in the direction opposite to the direction, which can extend the period until the rotating body becomes unbalanced over time and requires maintenance, and is stable for a long time. Can be operated systematically.
  • the balance adjustment position is determined based on the accelerometer side of the rotating shaft or the vibration level of the rotating body obtained by measurement by the detecting means.
  • calculating means for calculating to determine the magnitude of the weight to be adjusted According to the rotating body of the present invention, by obtaining the acceleration level or the vibration level of the vibration generated in the rotating shaft by measurement, the weight for adjusting the balance based on these can be obtained easily, accurately and in a short time, Balance adjustment can be performed.
  • a rotor may be provided on the rotating shaft of the rotating body as a member to be assembled, and a stator may be disposed outside the rotor so as to be coaxial with the rotating body.
  • a rotor is provided as a member to be assembled of a rotating body, and a motor is configured by providing a stator on the outer side of the rotor so as to be coaxial with the rotating body.
  • the weight is adjusted with the position around the axis corresponding to the direction of rotation of the rotating body corresponding to the direction of deformation of the rotating body as the balance adjusting position. It is possible to easily and accurately adjust the unbalance generated over time in the rotating body constituted by the rotating shaft and the assembled member.
  • the rotating body of the present invention since it is possible to adjust the weight with the position around the axis corresponding to the direction of rotation corresponding to the direction of deformation as the balance adjustment position, it is assembled with a tight fit by thermal deformation. It is possible to easily and accurately adjust the unbalance occurring over time between the rotating shaft and the member to be assembled.
  • FIG. 1 is a side sectional view of a motor according to a first embodiment of the present invention.
  • FIG. 2 is a front sectional view of the rotating body of the motor shown in FIG. 1 cut along a cutting line II-II.
  • it is a graph which shows the balance state of the rotary body at the time of shrink-fitting introduction, and 1 year after an operation start.
  • It is a front sectional view of the rotating body of the motor according to the second embodiment of the present invention, and is a graph showing the relationship between the amount of unbalance and the counterweight when shrink fitting is introduced.
  • FIG. 7 is a front sectional view of the rotating body of the motor shown in FIG. 6 cut along a cutting line III-III. It is a sectional side view of the rotary body for demonstrating the prior art.
  • FIG. 10 is a front sectional view of FIG. 8 cut along line IV-IV.
  • FIGS. 1 and 2 A rotating body balance adjustment method according to a first embodiment of the present invention and a rotating body to which the balance adjusting method is applied will be described with reference to FIGS.
  • the rotating body denoted by reference numeral 1 in FIGS. 1 and 2 is applied as, for example, a rotating body inside the motor 100, and is supported rotatably at the opening of the casing 2 via the bearing 3 and the bearing 4.
  • the armature 6 (member to be assembled) which is a rotor provided on the peripheral surface of the rotor 5 located in the casing 2 and between the bearing 3 and the bearing 4. ing.
  • the armature 6 is a member to be assembled, which is configured by winding armature windings corresponding to the number of poles on a laminated steel plate in which a plurality of steel plates are laminated in a roll shape, and the overall shape is formed in a substantially disc shape.
  • the key 8A which forms the asymmetric part 8 is being fixed to the surrounding surface of the rotor 5 by interposing as a rotation stop member.
  • the armature 6 is fixed to the outer peripheral surface of the rotor 5 by interposing a key 8A and then shrink fitting using a temperature deformation caused by heating and cooling.
  • the key 8 ⁇ / b> A is fitted in a recess 6 ⁇ / b> A formed on the inner peripheral surface of the armature 6 and a key groove 5 ⁇ / b> A formed on the outer peripheral surface of the rotor 5, so that the armature 6 extends along the circumferential direction of the rotor 5. It is fixed in position.
  • the key 8A is in an asymmetrical state arranged around one axis of the rotor 5, so that the rotor 5 and the armature 6 are deformed in a predetermined deformation direction P that is perpendicular to the axis in response to a change in heat. To do.
  • the rotor 5 and the armature 6 are deformed by approximately 180 degrees corresponding to the direction from the central axis (A) of the rotor 5 toward the asymmetric portion 8. Deformation in the direction P by thermal deformation. Then, the rotating body 1 composed of the rotor 5 and the armature 6 is subjected to initial balance adjustment at a position corresponding to the deformation direction P and shipped as a product. More specifically, in the present embodiment, the initial balance position where the direction from the central axis (A) is opposite to the deformation direction P, that is, the position around the asymmetric part 8 and the central axis (A) substantially coincides.
  • the entire balance is adjusted by installing a counterweight 12 and adding weight.
  • the initial balance adjustment may be performed by reducing the weight with the initial balance position 13 and the position on the opposite side around the central axis (A) as the initial balance position.
  • the balance adjustment position 9 may also be set to a position where the direction from the central axis (A) substantially coincides with the deformation direction P, except that the weight is different. That is, as the balance adjustment position 9, the deformation direction P is set so that the direction from the central axis (A) is 0 degrees or 180 degrees around the central axis (A) with respect to the deformation direction P as described above. Set to the corresponding position.
  • the balance adjustment position 9 is set to the coupling 10 provided at the end of the rotor 5 in particular.
  • the coupling 10 is provided at the end of the rotor 5 protruding outside the housing 2 and is connected to the driven body 11.
  • a balance adjustment position 9 on the coupling 10 outside the housing 2
  • a stator 12 made of a magnet is provided on the inner peripheral surface of the casing 2 facing the armature 6.
  • a commutator is provided on the side of the casing 2 to supply power to the armature 6 and generate a rotational force in the rotor 5 in a magnetic field formed between the stators 12. It is omitted.
  • the motor 100 is comprised by adding the stator 12, the coupling 10, and the commutator (not shown) to the rotary body 1 mentioned above.
  • the asymmetric part 8 constituted by the key 8A, the key groove 5A, and the recess 6A is provided between the rotor 5 and the armature 6, but either the rotor 5 or the armature 6 is provided. You may make it provide in.
  • FIG. 3 is a graph showing an unbalance amount and its direction, and a plurality of examples are shown.
  • initial balance adjustment is performed so that the unbalance amount is less than the allowable value. Is set to Specifically, by adjusting the weight at the initial balance position 13, the unbalance caused by thermal deformation due to shrink fitting is eliminated, and the unbalance amount is within the innermost circle of the concentric circles shown in FIG. It is set to become.
  • the initial balance adjustment may be performed at the same position as the balance adjustment position 9.
  • the rotating body 1 is deformed due to a change over time. At this time, the rotating body 1 is deformed in the deformation direction P by the asymmetric part 8. For this reason, as shown by white triangles indicated by reference signs A, B, and C in FIG. 3, a large disparity occurs along the deformation direction P one year after the start of operation.
  • the work of adjusting the weight balance of the rotor 5 at the balance adjustment position 9 may be performed, for example, by directly increasing the weight of the rotor 5.
  • the balance adjustment can be performed without the need for removing the casing 2 or the like.
  • the position corresponding to the balance adjustment position 9 may be a fixed position in the coupling 10, and adjustment may be performed by changing the weights of bolts and washers used at the fixed position. By doing so, it is not necessary to prepare a new member for increasing the weight, and it is possible to minimize the number of parts without requiring a structure for fixing the member. .
  • the work for adjusting the balance of the rotor 5 may be performed at a position different by ⁇ 90 ° around the axis as the balance adjustment position.
  • balance adjustment can be performed also with respect to the unbalance caused by the deformation component orthogonal to the deformation direction P as well as the deformation component in the deformation direction P.
  • a position 180 degrees opposite to the balance adjustment position 9 may be used as the balance adjustment position. In this case, the weight at the balance adjustment position 9 may be increased or decreased, and the weight may be adjusted to be decreased or increased.
  • a predetermined fit around the axis from the central axis (A) by tight fitting due to temperature deformation occurs in the deformation direction P, which is a direction perpendicular to the axis toward the position, and in the initial state, unbalance caused by this is eliminated by weight adjustment at the initial balance position 13.
  • a balance adjustment position 9 for adjusting the unbalance over time is set at a position around the central axis (A) corresponding to the initial balance position 13. For this reason, when an unbalance over time occurs, the unbalance generated over time can be canceled by adjusting the weight at the balance adjustment position 9.
  • it is only necessary to adjust the size of the weight by omitting the work of separately detecting the balance adjustment position and direction, which was necessary in the past, using a vibration analyzer, etc. Can be done accurately and in a short time.
  • FIG. 4A, 4B, and 5 A balance adjusting method for a rotating body 20 according to a second embodiment of the present invention and a rotating body 20 to which the balance adjusting method is applied will be described with reference to FIGS. 4A, 4B, and 5.
  • FIG. The balance adjustment method of the rotating body shown in the second embodiment is different from the balance adjustment method of the first embodiment, as shown in FIGS. 4A and 4B, when the initial balance adjustment is performed.
  • the weight of the counterweight 21 provided at the adjustment position is set to a weight that predicts the unbalance of the rotor 5 in the long term.
  • the relationship between the deformation direction P and each of the asymmetric part 8, the initial balance position 22, and the balance adjustment position 9 is the same as that in the first embodiment, and thus the description thereof is omitted.
  • the counterweight 21 is arranged to correct the imbalance occurring in the deformation direction P when shrink fitting is introduced, and is within the allowable value as indicated by the black circle indicated by the symbol M2 after the initial balance adjustment of the first embodiment.
  • the weight is adjusted with a larger amount of change than the amount of change necessary to achieve an optimal balance where the unbalance amount is zero.
  • the unbalance amount shifts to the position of the white circle indicated by M3.
  • the counterweight 21 is provided to correct an imbalance (black circle indicated by reference numeral M2 in FIG. 5) generated on the opposite side of the central axis (A) by the asymmetric part 8 at the time of introduction.
  • an imbalance black circle indicated by reference numeral M2 in FIG. 5
  • the initial balance adjustment of the rotating body 20 is performed in advance with an amount of change larger than the amount of change in weight required at the initial balance position 22.
  • the rotating body 20 forms an asymmetric part 8 around the axis of the rotor 5 by a tight fit due to temperature deformation, so that the rotor 20 is positioned on the opposite side of the asymmetric part 8 across the central axis (A) of the rotor 5. It is set in advance so that deformation of the rotor 5 occurs with time in the deformation direction P that is positioned. Further, it is predicted in advance that the deformation of the rotor 5 occurring on the opposite side of the asymmetrical portion 8 increases with time (indicated by reference numeral 23 in FIGS. 4A and 4B and by reference numerals 23A to 23C in FIG. 5). The weight of the counterweight 21 installed in the initial balance position 22 for adjusting the deformation is determined so as to be heavier than the required weight.
  • the weight of the counterweight 21 installed at the initial balance position 22 by the initial balance adjustment Is set to an amount of change larger than the amount of change in weight required to achieve an optimum balance, and as shown by reference numerals 23A to 23C, it is opposite to the deformation direction P in which deformation occurs over time.
  • the balance can be adjusted to the position to be the direction, and thereby the period until the rotating body 20 is unbalanced in the deformation direction P and needs to be maintained can be extended. Can be operated stably over a long period of time.
  • the counterweight 21 is provided with the initial balance position 22 as a position where the direction from the central axis (A) is opposite to the deformation direction P and the central axis (A). It is not limited. As described above, when the initial balance adjustment can be performed by increasing the weight at a position where the direction from the central axis (A) is opposite to the deformation direction P and the central axis (A), as in the first embodiment. The weight may be reduced at a position where the direction from the central axis (a) substantially coincides with the deformation direction P and the central axis (a). In this case, the initial balance is made to be lighter than necessary. Adjustments can be made.
  • the balance adjustment position for performing the balance adjustment with a change with time may be different from the position in the axial direction. It is good also as the same position.
  • a balance adjusting method for a rotating body 30 according to a third embodiment of the present invention and a rotating body 30 to which the balance adjusting method is applied will be described with reference to FIGS. 6 and 7.
  • the balance adjustment method of the rotating body shown in the third embodiment is different from the balance adjustment method of the previous embodiment because the acceleration of the rotor 5 is increased in the vicinity of the rotor 5 as shown in FIGS.
  • An acceleration sensor 31 that is a detection means for detecting, or a vibration detection sensor 32 that detects the vibration of the rotor 5, and a calculation means 33 that calculates the amount of weight necessary for balance adjustment are arranged, and the acceleration sensor 31 or Based on the detection signal output from the vibration detection sensor 32, the balance adjustment at the balance adjustment position 9 corresponding to the deformation direction P is performed.
  • the detection signal of the acceleration sensor 31 or the vibration detection sensor 32 is input to a calculation means indicated by reference numeral 33.
  • the calculation means 33 when the detection means is the acceleration sensor 31, the balance at the balance adjustment position 9 is obtained by multiplying the influence coefficient corresponding to the acceleration level of the rotor 5 detected by the acceleration sensor 31. Determine the adjustment weight.
  • the detection means is the vibration detection sensor 32
  • the balance adjustment weight at the balance adjustment position 9 is obtained by multiplying the influence coefficient corresponding to the vibration level of the rotor 5 detected by the vibration detection sensor 32. decide.
  • the influence coefficient set in the calculation means 33 is used to adjust the balance between the acceleration level or vibration level detected by the vibration generated by the occurrence of unbalance and the unbalance. It is a coefficient representing the relationship with the required weight size.
  • the influence coefficient is determined by examining in advance the correlation between the acceleration level or vibration level and the weight necessary to eliminate the unbalance.
  • the accelerometer side or vibration measurement of the rotating body 30 is performed at the time of balance adjustment.
  • the weight is determined at the balance adjustment position 9 based on the acceleration level or vibration level of the rotating body obtained by the measurement. Then, by obtaining the acceleration level or vibration level of the vibration generated in the rotating body 30 by measurement, the weight for adjusting the balance based on these can be obtained easily, accurately and in a short time, and the balance can be adjusted. It becomes possible.
  • the rotating bodies 1, 20, 30 are provided with the asymmetric part 8, and the position around the axis corresponding to the asymmetric part 8 is set as the initial balance position and set in advance as the balance adjustment position.
  • a configuration without the asymmetric part 8 may be adopted. Even in such a configuration, the initial balance adjustment is performed at the predetermined initial balance position so as to eliminate the initial imbalance caused by the deformation in the predetermined deformation direction P due to various factors. By setting the balance adjustment position in advance around the position, balance adjustment can be performed easily, accurately, and in a short time against unbalance over time.
  • the rotor 5 of the rotor 1, 20, 30 is provided with a rotor made of an armature 6 as a member to be assembled, and a stator made of magnet so as to be coaxial with the rotor 5 outside the rotor.
  • the present invention is not limited to this, and the motor may be configured by providing a magnet as a rotor in the rotor 5 and fixing the armature outside the rotor and inside the casing 2.
  • the rotating body 1 and the balance adjustment method of the rotating body 1 according to the above embodiment are not limited to those applied to the rotating body of the motor, and can be applied to rotating bodies in various rotating machines.
  • the weight is adjusted with the position around the axis corresponding to the direction of rotation of the rotating body corresponding to the direction of deformation of the rotating body as the balance adjusting position. It is possible to easily and accurately adjust the unbalance generated over time in the rotating body constituted by the rotating shaft and the assembled member.
  • the rotating body of the present invention since it is possible to adjust the weight with the position around the axis corresponding to the direction of rotation corresponding to the direction of deformation as the balance adjustment position, it is assembled with a tight fit by thermal deformation. It is possible to easily and accurately adjust the unbalance occurring over time between the rotating shaft and the member to be assembled.
  • Rotating body 5 Rotor (Rotating shaft) 6 Armature 8 Asymmetric part 9 Balance adjustment position 12 Stator 20 Rotating body 22 Balance adjustment position 30 Rotating body 31 Acceleration sensor (detection means) 32 Vibration detection sensor (detection means) 33 Calculation means 100 Motor P Deformation direction

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Balance (AREA)
  • Manufacture Of Motors, Generators (AREA)

Abstract

L'invention concerne un procédé de réglage de l'équilibre d'un rotor qui consiste à produire l'ajustement serré d'un élément sensiblement analogue à un disque s'assemblant à un arbre rotatif par déformation thermique. La position de réglage d'équilibre autour de l'arbre rotatif est préétablie de sorte que la direction de déformation du rotor produite par l'ajustement serré correspond à celle provenant du centre de l'arbre rotatif. Lorsque l'équilibre du rotor est réglé avec le temps, le poids du rotor est réglé au point de réglage de l'équilibre.
PCT/JP2009/004242 2008-08-29 2009-08-28 Procédé de réglage de l'équilibre d'un rotor, rotor et moteur équipé du rotor WO2010023954A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008-222783 2008-08-29
JP2008222783A JP4476343B2 (ja) 2008-08-29 2008-08-29 回転体のバランス調整方法、回転体及び該回転体を備えたモータ

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WO2010023954A1 true WO2010023954A1 (fr) 2010-03-04

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PCT/JP2009/004242 WO2010023954A1 (fr) 2008-08-29 2009-08-28 Procédé de réglage de l'équilibre d'un rotor, rotor et moteur équipé du rotor

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JP (1) JP4476343B2 (fr)
TW (1) TW201017141A (fr)
WO (1) WO2010023954A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI451670B (zh) * 2012-01-18 2014-09-01 Sunonwealth Electr Mach Ind Co 馬達及其馬達轉子
CN104659966A (zh) * 2015-03-17 2015-05-27 宁波市成大机械研究所 箱式机壳大型电动机定转子磁力中心找正办法
CN108489669A (zh) * 2018-03-23 2018-09-04 中国航发哈尔滨东安发动机有限公司 一种径向不对称转子动平衡补偿方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6997672B2 (ja) * 2018-05-07 2022-01-17 ダイキン工業株式会社 送風機

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63161830A (ja) * 1986-12-22 1988-07-05 Ebara Corp 電動機の回転子
US5892306A (en) * 1997-03-24 1999-04-06 Emerson Electric Co. Method and apparatus for balancing a load with a salient pole rotor machine
JP2007174819A (ja) * 2005-12-22 2007-07-05 Nissan Motor Co Ltd 回転子鉄芯と軸との固定構造

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63161830A (ja) * 1986-12-22 1988-07-05 Ebara Corp 電動機の回転子
US5892306A (en) * 1997-03-24 1999-04-06 Emerson Electric Co. Method and apparatus for balancing a load with a salient pole rotor machine
JP2007174819A (ja) * 2005-12-22 2007-07-05 Nissan Motor Co Ltd 回転子鉄芯と軸との固定構造

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI451670B (zh) * 2012-01-18 2014-09-01 Sunonwealth Electr Mach Ind Co 馬達及其馬達轉子
CN104659966A (zh) * 2015-03-17 2015-05-27 宁波市成大机械研究所 箱式机壳大型电动机定转子磁力中心找正办法
CN108489669A (zh) * 2018-03-23 2018-09-04 中国航发哈尔滨东安发动机有限公司 一种径向不对称转子动平衡补偿方法

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JP2010054485A (ja) 2010-03-11
JP4476343B2 (ja) 2010-06-09
TW201017141A (en) 2010-05-01

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