WO2004034556A1 - 直列配置リニアモータ - Google Patents
直列配置リニアモータ Download PDFInfo
- Publication number
- WO2004034556A1 WO2004034556A1 PCT/JP2003/012797 JP0312797W WO2004034556A1 WO 2004034556 A1 WO2004034556 A1 WO 2004034556A1 JP 0312797 W JP0312797 W JP 0312797W WO 2004034556 A1 WO2004034556 A1 WO 2004034556A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- mover
- movers
- terminal
- phase
- series
- Prior art date
Links
Classifications
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
- H02K5/225—Terminal boxes or connection arrangements
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P25/00—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
- H02P25/02—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the kind of motor
- H02P25/06—Linear motors
- H02P25/062—Linear motors of the induction type
Definitions
- the present invention even when applied to an application that requires a large thrust, facilitates handling at the time of assembly by the drive structure of a plurality of linear movers, and cancels cognac and temperature protection of the mover. It relates to possible serially arranged linear motors.
- FIG. 6 shows a conventional linear motor.
- 1 is a mover of a conventional linear motor composed of one armature
- 6 is a stator composed of a field composed of a plurality of permanent magnets.
- the armature has a multi-phase balanced winding
- the mover and stator 6 of the reverse motor are arranged to face each other via a gap.
- the conventional reversing motor has a mechanism in which one moving body is driven by one removable motor mover 1 (for example, Japanese Patent Application Laid-Open No. 2000-3088328). No.).
- Armature having an armature core and an armature coil composed of a plurality of core blocks divided in the thrust direction, and the armature coil wound around each core block. Is a coil conductor in which the winding start portion and the winding end portion are connected to a wiring board having a wiring pattern.
- the required thrust may become 400,0 ON, and in this case, the magnetic attraction between the magnet and the core also becomes 1 2 0 0 0 ON (1 2 t).
- problems such as cogging due to the increase in thrust and heat generation of the armature occur. To cope with the drive of such large machines I got it. .
- the weight of the mover (armature) will be more than 250 kg, and handling and other problems will increase.
- the present invention has been made in order to solve the above-mentioned impulses, and is capable of driving a large-sized machine, canceling a cogged fish, easily assembling the mover, and inexpensive to easily protect the heat of the mover. It is an object of the present invention to provide a serially arranged linear motor.
- the invention relating to the serially arranged rear motor according to claim 1 comprises a plurality of movers each composed of an armature having a multi-phase balanced winding, and a stator having a permanent magnet or a secondary conductor. Wherein the plurality of movers are opposed to each other via a gap on the same stator, and each multi-phase balanced winding of each mover is connected in series. And '
- the invention according to claim 2 is the serially arranged linear motor according to claim 1, wherein all of the plurality of movers have the same configuration.
- the invention according to claim 3 is the serial motor according to claim 1 or 2, wherein connection terminals are provided at front and rear ends of the mover, and a multi-layer winding of a rear end terminal of the final mover is provided. It is characterized by the short-circuit connection (neutral point) of the wire terminals.
- the invention according to claim 4 is the linear motor according to claim 1 or 2, wherein the plurality of movers have three phases and the number of movers is a multiple of three.
- the connection is such that the phase difference between them has an electrical angle of 120 ° or 240 °, and the connecting terminals at the front and rear ends of each mover also have a phase of 120 ° or 240 °. It is characterized by having.
- the invention according to claim 5 is the serially arranged linear motor according to claim 1 or 2, wherein each of the plurality of movers has a built-in thermistor, and external terminals are connected so that all the thermistors are connected in series.
- a connection terminal is provided at the front and rear ends of the mover.
- the present invention disposes a plurality of movers on the same stator and By connecting the multi-phase balanced windings in series to each other, a series-arranged linear motor that can drive one moving object is obtained.
- FIG. 1 is a conceptual perspective view of a linear motor according to an embodiment of the present invention.
- FIG. 2 shows an example of connection of balanced three-phase windings applied to each linear mover alone in the linear motor mover group of FIG.
- FIG. 3 is a top view of the linear mover of FIG.
- FIG. 4 is a connection relation diagram between the movers when three movers of FIG. 2 are connected in series.
- Fig. 5 shows the relationship between the cogging thrust of the mover and the cogging cancellation.
- FIG. 6 is an external perspective view of a conventional refiner motor.
- FIG. 1 is a conceptual perspective view of a reducer motor according to an embodiment of the present invention.
- 1a to lc are the first linear motor mover group composed of an armature
- ld to lf are the second linear motor mover group composed of an armature
- 2A and 2B are the first linear motor mover group.
- 6A and 6B are stators for mounting the first and second lower motor mover groups, respectively.
- this linear motor has two mover groups 1a ⁇ : Lc, Id ⁇ : Lf on the left and right stators 6A and 6B in the figure. This is an example of driving with A and 2B.
- FIG. 2 is an example of a balanced three-phase winding applied to each linear mover alone of the linear motor mover group of FIG.
- terminals u, V, w and rear ⁇ are attached to the front end (left side in the figure)
- terminals X, ⁇ , and ⁇ There are terminals X, ⁇ , and ⁇ (right side in the figure), two coils of one phase of three-phase winding (RU1, RU2) between terminals U and X, and three phases between terminals V and Y Two other one-phase coils of the winding (RV1, RV2) and the remaining one-phase three-phase winding between terminals W and Z Two coils (RW1, RW2) are connected in parallel.
- Two thermistors 41 (THa) and 42 (THb) are connected in series between the terminal A at the front end and the terminal a at the rear end of the linear mover.
- the thermistor 41 is arranged between the terminals U and V, and the other thermistor 42 is arranged between the terminals V and W, and detects the respective temperatures.
- bypass line of the thermistor line is also connected between the terminal B at the front end and the terminal b at the rear end.
- a ground wire connected to an armature core (not shown) is connected between the terminal E at the front end and the terminal e at the rear end.
- FIG. 3 shows an upper appearance of the mover of FIG.
- 1 is a linear mover alone
- 51 is a front end terminal (left side in the figure)
- 52 is a rear end terminal (right side in the figure).
- two U-phase coils between terminals U and X, two V-phase coils between terminals V and Y, and two W-phase coils between terminals W and Z Are connected in parallel.
- Two thermistors are connected in series between terminal A and terminal a, and a bypass line of this thermistor line is connected between terminal B and terminal b.
- a ground wire connected to an armature core (not shown) is connected between the terminal E at the front end and the terminal e at the rear end.
- FIG. 4 shows a connection relationship between the movers when three movers of FIG. 2 are connected in series.
- Each mover 1a ⁇ Between Lc, 240. Are arranged at an electrical angle phase of an integer multiple n of External power is supplied to the terminals U, V, and W of the front end terminal 51a of the mover 1a at the front end.
- the terminal U is connected to the terminal X of the rear terminal 52 a via the phase coils R ul and Ru 2 connected in parallel, and the terminal V is connected to the terminal V.
- Two terminals are connected to the terminal Y of the rear terminal 52a via the phase coils RV1 and RV2 connected in parallel, and the terminal W is connected via the phase coils Rwl and Rw2 connected in parallel. It is connected to terminal Z of terminal terminal 52a.
- the terminals X, Y, and ⁇ ⁇ of the rear terminal 5 2 a of the mover 1 a are b front end terminal 5 1 b Connects to terminal UVW.
- the terminal U is not the phase coil Ru 1 Ru 2 in the case of the mover 1 a but has an electrical angle of 120. It is connected to the terminal X of the rear end terminal 52b via the adjacent phase coil Rvl Rv2.
- the terminal V is connected to the terminal Y of the rear end terminal 52b via the phase coil Rwl Rw 2 adjacent to 120 °
- the terminal W is connected to the rear terminal 52 via the phase coil Ru 1 Ru 2 adjacent to 120 °. Connected to terminal Z of b.
- the terminal XY of the rear end terminal 52b of the mover 1b is connected to the terminal U V W of the front end terminal 51c of the next mover 1c.
- the terminal U is not the phase coil RV1 Rv2 in the case of the mover 1b, but the terminal 52 Connected to terminal X of c.
- the terminal V is connected to the terminal Y of the rear terminal 52c via the phase coil Ru 1 Ru 2 adjacent to 120 °
- the terminal W is connected to the terminal 52 via the phase coil Rv 1 Rv 2 adjacent to 120 °.
- terminal Z of c Connected to terminal Z of c.
- each order of the phases Ru R v Rw of each phase winding of each mover 1 alc is such that if the first mover 1 a becomes Ru—RV—Rw, the second mover 1 b becomes Rw— Ru—Rv and the third mover 1 c are connected by a connection line so as to be Rv—Rw—Ru. Then, the X Y ⁇ ⁇ terminals of the rear terminal 52 c of the third mover 1 c, which is the final mover, are short-circuited to neutral point treatment.
- each thermistor 4 of each mover 1 alc is also connected, and all the thermistor elements are connected in series by short-circuiting the a and b terminals of the third mover 1 c that is the final mover. Is done.
- FIG. 5 is a diagram showing the relationship of cogging cancellation.
- the vertical axis represents the cogging thrust (N), and the horizontal axis represents the moving distance.
- the serially arranged rear motor according to the present invention is useful, for example, as a device for driving one moving body with a plurality of rear motor movers.
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Electromagnetism (AREA)
- Linear Motors (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/530,674 US7291941B2 (en) | 2002-10-08 | 2003-10-06 | Tandem arrangement linear motor |
DE10393464T DE10393464T5 (de) | 2002-10-08 | 2003-10-06 | Linearmotor mit serieller Konfiguration |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002295049A JP4120787B2 (ja) | 2002-10-08 | 2002-10-08 | 直列配置リニアモータ |
JP2002-295049 | 2002-10-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004034556A1 true WO2004034556A1 (ja) | 2004-04-22 |
Family
ID=32089201
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2003/012797 WO2004034556A1 (ja) | 2002-10-08 | 2003-10-06 | 直列配置リニアモータ |
Country Status (7)
Country | Link |
---|---|
US (1) | US7291941B2 (ja) |
JP (1) | JP4120787B2 (ja) |
KR (1) | KR100983764B1 (ja) |
CN (1) | CN100576705C (ja) |
DE (1) | DE10393464T5 (ja) |
TW (1) | TW200410473A (ja) |
WO (1) | WO2004034556A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100795208B1 (ko) * | 2006-03-16 | 2008-01-16 | 자화전자 주식회사 | 영구자석 계자와 돌극이 있는 전기자를 갖는 선형 모터 및그 제조방법 |
US7692768B2 (en) * | 2006-06-29 | 2010-04-06 | Nikon Corporation | Iron core motor driven automatic reticle blind |
CN101984551B (zh) * | 2010-11-11 | 2012-06-13 | 四川长征机床集团有限公司 | 扩大直线电机推力输出范围的方法 |
CN102158040B (zh) * | 2011-03-25 | 2012-12-05 | 哈尔滨工业大学 | 高精度电磁力控制直线电机及其控制系统 |
CN102195439B (zh) * | 2011-05-26 | 2013-06-12 | 清华大学 | 一种多定子多动子阵列式直线电机驱动装置 |
US20190061558A1 (en) * | 2017-08-31 | 2019-02-28 | Rockwell Automation Technologies, Inc. | Systems and methods for sensing parameters on movers in linear motor systems |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999041825A1 (fr) * | 1998-02-13 | 1999-08-19 | Kabushiki Kaisha Yaskawa Denki | Moteur lineaire |
JP2000308328A (ja) * | 1999-04-20 | 2000-11-02 | Yaskawa Electric Corp | リニアモータ |
JP2002136096A (ja) * | 2000-10-26 | 2002-05-10 | Yaskawa Electric Corp | リニアモータの電機子コイル接続装置 |
JP2002171741A (ja) * | 2000-11-30 | 2002-06-14 | Shicoh Eng Co Ltd | リニアモータ |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4958115A (en) * | 1988-11-28 | 1990-09-18 | At&T Bell Laboratories | Capacitively commutated brushless DC servomotors |
JP4527826B2 (ja) * | 2000-01-28 | 2010-08-18 | Thk株式会社 | 高推力リニアモータ及びその製造方法 |
DE10007777A1 (de) * | 2000-02-21 | 2001-09-20 | Magnet Motor Gmbh | Dauermagnetisch erregte elektrische Maschine und Verfahren zum Betreiben einer solchen Maschine |
US6592254B2 (en) * | 2001-06-26 | 2003-07-15 | Mamac Systems, Inc. | Multiple point averaging duct temperature sensor |
-
2002
- 2002-10-08 JP JP2002295049A patent/JP4120787B2/ja not_active Expired - Fee Related
-
2003
- 2003-10-06 US US10/530,674 patent/US7291941B2/en not_active Expired - Fee Related
- 2003-10-06 KR KR1020057005917A patent/KR100983764B1/ko not_active IP Right Cessation
- 2003-10-06 WO PCT/JP2003/012797 patent/WO2004034556A1/ja active Application Filing
- 2003-10-06 DE DE10393464T patent/DE10393464T5/de not_active Withdrawn
- 2003-10-06 CN CN200380101120A patent/CN100576705C/zh not_active Expired - Fee Related
- 2003-10-07 TW TW092127827A patent/TW200410473A/zh unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999041825A1 (fr) * | 1998-02-13 | 1999-08-19 | Kabushiki Kaisha Yaskawa Denki | Moteur lineaire |
JP2000308328A (ja) * | 1999-04-20 | 2000-11-02 | Yaskawa Electric Corp | リニアモータ |
JP2002136096A (ja) * | 2000-10-26 | 2002-05-10 | Yaskawa Electric Corp | リニアモータの電機子コイル接続装置 |
JP2002171741A (ja) * | 2000-11-30 | 2002-06-14 | Shicoh Eng Co Ltd | リニアモータ |
Also Published As
Publication number | Publication date |
---|---|
TWI323545B (ja) | 2010-04-11 |
CN100576705C (zh) | 2009-12-30 |
DE10393464T5 (de) | 2005-11-17 |
JP4120787B2 (ja) | 2008-07-16 |
TW200410473A (en) | 2004-06-16 |
US7291941B2 (en) | 2007-11-06 |
US20050280315A1 (en) | 2005-12-22 |
JP2004135384A (ja) | 2004-04-30 |
KR20050059241A (ko) | 2005-06-17 |
KR100983764B1 (ko) | 2010-09-24 |
CN1703822A (zh) | 2005-11-30 |
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