CN103840619B - A kind of assembly method of Large Synchronous Machine rotor magnetic pole - Google Patents
A kind of assembly method of Large Synchronous Machine rotor magnetic pole Download PDFInfo
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- CN103840619B CN103840619B CN201410107213.4A CN201410107213A CN103840619B CN 103840619 B CN103840619 B CN 103840619B CN 201410107213 A CN201410107213 A CN 201410107213A CN 103840619 B CN103840619 B CN 103840619B
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- magnetic pole
- dovetail
- machine shaft
- dovetail groove
- horizontal plane
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- Manufacture Of Motors, Generators (AREA)
Abstract
The present invention relates to a kind of assembly method of Large Synchronous Machine rotor magnetic pole, it comprises the following steps: step 1, adjusting machine shaft make a dovetail groove in machine shaft bottom, the dovetail groove of machine shaft is set on the dovetail of first magnetic pole to be installed, and fixes first magnetic pole; Step 2, second magnetic pole dovetail to be installed winched to the top of machine shaft down, the dovetail of second magnetic pole to be installed is inserted to the dovetail groove of first magnetic pole symmetry, and fix second magnetic pole; Step 3, repeating step 1～step 2 symmetry pack other magnetic pole into. The present invention is owing to installing when odd numbered poles, all to be inserted in by dovetail groove in magnetic pole dovetail at horizontal plane, after packaging, again odd numbered poles is winched to down on support and be inserted in dovetail groove dovetail groove upward with magnetic pole dovetail to be installed, thereby, avoid rotating shaft that odd number magnetic pole tailheaviness off-axis rotating shaft is again installed, eliminate impulsive force when rotating shaft is rotated, eliminated the hidden danger of security incident.
Description
Technical field
The present invention relates to field of motor manufacturing, relate in particular to a kind of assembling side of Large Synchronous Machine rotor magnetic poleMethod.
Background technology
To Large Synchronous Machine rotor magnetic pole, lifting adopts always the yoke level of rotating shaft is held on to support at presentUpper, one by one magnetic pole handling is installed in the yoke of rotating shaft directly over rotating shaft, assemble first magnetic poleAfter, rotating shaft is rolled 180 ° and assembled second magnetic pole. Then rotating shaft is rolled to certain angle (according to rotorThe quantity of magnetic pole is determined) bottom that ensures another dovetail groove is parallel to the ground, and with first magnetic poleVertical or approaching vertical with the line of second magnetic pole, then the 3rd magnetic pole is installed, rotating shaft is rolled 180 °Assemble the 4th magnetic pole, repeat step above, until by magnetic pole installation, in assembling magnetic pole process,Owing to installing after odd number magnetic pole, the mass change of circle distribution and inhomogeneous, position of centre of gravity has departed from and has turnedAxle axis, easily produces rotary impact when rotating shaft is rotated, have potential safety hazard.
Summary of the invention
The object of the invention is to overcome above defect, is the assembling for a kind of Large Synchronous Machine rotor magnetic poleMethod, has solved the safety problem of Large Synchronous Machine rotor magnetic pole assembling.
The present invention is achieved by the following technical solutions: a kind of assembling side of Large Synchronous Machine rotor magnetic poleMethod, it comprises the following steps:
Step 1, machine shaft is placed on support, regulates machine shaft to make a dovetail groove at motorRotating shaft bottom, and the baseplane of dovetail groove is parallel to the ground, by first magnetic pole dovetail level upward to be installedBe placed on horizontal plane;
Step 2, machine shaft is winched near magnetic pole to be installed, regulate machine shaft and motor parallel with magnetic poleAfter the dovetail of the dovetail groove in rotating shaft and first magnetic pole to be installed aligns, the dovetail groove of machine shaft is set toOn the dovetail of first magnetic pole to be installed;
Step 3, the machine shaft that installs first magnetic pole is hung on support vertically downward according to first magnetic poleAnd fix first magnetic pole;
Step 4, with magnetic pole special hanger, second magnetic pole dovetail to be installed winched to the top of machine shaft down,The dovetail of second magnetic pole to be installed is inserted to the dovetail groove of first magnetic pole symmetry, and fix second magnetic pole;
Step 5, rotate corresponding angle according to the quantity of design magnetic pole, ensure one of them dovetail groove to be installedBottom is parallel with horizontal plane, the 3rd magnetic pole dovetail to be installed is lain in a horizontal plane on horizontal plane to handling upwardMachine shaft, is inserted in the 3rd magnetic pole dovetail to be installed by the dovetail groove of machine shaft;
Step 6, the machine shaft that installs the 3rd magnetic pole is hung on support vertically downward according to the 3rd magnetic poleAnd fix the 3rd magnetic pole;
Step 7, with magnetic pole special hanger, the 4th magnetic pole dovetail to be installed winched to the top of machine shaft down,Dovetail groove by the dovetail insertion of the 4th magnetic pole to be installed with the 3rd magnetic pole symmetry, and fix the 4th magnetic pole;
Step 8, repeating step 5～step 7 symmetry pack other magnetic pole into.
Preferably, described support is provided with locking device, and machine shaft hangs after support, and locking device is by electricityMachine rotating shaft is locked from circumferencial direction.
The invention has the beneficial effects as follows, the present invention, owing to installing when odd numbered poles, is all by dovetail at horizontal planeGroove is inserted in magnetic pole dovetail, odd numbered poles is winched to down on support with magnetic pole dovetail cover to be installed after packaging againEnter in dovetail groove dovetail groove upward, thereby, without rotating shaft on support, reduce security incidentHidden danger.
Brief description of the drawings
Fig. 1 is that first magnetic pole front rotary shaft of installation of the present invention is placed on the schematic diagram on support;
Fig. 2 is the schematic diagram of first magnetic pole of installation of the present invention;
Fig. 3 is the schematic diagram after first magnetic pole of the present invention is installed;
Fig. 4 is the schematic diagram of second magnetic pole of installation of the present invention;
Fig. 5 is the schematic diagram after second magnetic pole of the present invention installed.
Detailed description of the invention
Below in conjunction with accompanying drawing and with the installation of four electrode synchronization electromotor rotor magnetic poles, the invention will be further described,An assembly method for Large Synchronous Machine rotor magnetic pole, it comprises the following steps:
Step 1, as Fig. 1, machine shaft 1 is placed on support 2, regulate machine shaft 1 make oneIndividual dovetail groove is in machine shaft 1 bottom, and the baseplane of dovetail groove is parallel to the ground, by magnetic pole to be installed 4Dovetail horizontal positioned is on the ground upward;
Step 2, as Fig. 2, Fig. 3, machine shaft 1 use handling band 3 is winched near magnetic pole to be installed 4,Regulate on machine shaft 1 and machine shaft parallel with magnetic pole 41 dovetail groove and the dovetail pair of magnetic pole to be installed 4Just, the dovetail groove of machine shaft 1 is set on the dovetail of magnetic pole 4 to be installed;
Step 3, by dress what a magnetic pole 4 machine shaft 1 hang vertically downward on support 2 according to magnetic pole 4And fixed magnetic pole 4, and by the support wheel locking on support 2, prevent that machine shaft 1 from rotating;
Step 4, as Fig. 4, Fig. 5, magnetic pole 4 dovetails are winched to machine shaft down with magnetic pole special hanger 51 top, inserts the dovetail of magnetic pole 4 dovetail groove at machine shaft 1 top, and fixes magnetic pole 4;
Step 5, the support wheel on support 2 is unclamped, then, by machine shaft 1 half-twist, ensure itIn the bottom of a dovetail groove parallel to the ground, by magnetic pole 4 dovetails upward horizontal positioned on the ground, handlingMachine shaft 1, near magnetic pole 4, is inserted in the dovetail groove of machine shaft 1 dovetail of magnetic pole to be installed 4;
Step 6, machine shaft 1 is hung on support and fix magnetic pole 4, and by the support wheel on support 2Locking, prevents that machine shaft 1 from rotating;
Step 7, with magnetic pole special hanger 5, magnetic pole 4 dovetails to be installed are winched to the top of machine shaft 1 down,The dovetail of magnetic pole 4 to be installed is inserted to the dovetail groove of machine shaft 1, and fix magnetic pole 4, thereby completed fourThe installation of electrode synchronization electromotor rotor magnetic pole.
Step 8, repeating step 5～step 7 symmetry pack other magnetic pole into.
Claims (3)
1. an assembly method for Large Synchronous Machine rotor magnetic pole, is characterized in that, it comprises the following steps:
Step 1, adjusting machine shaft make a dovetail groove in machine shaft bottom, and the baseplane of dovetail groove is parallel to the ground, and first magnetic pole dovetail to be installed is lain in a horizontal plane on horizontal plane upward;
Step 2, machine shaft is winched near magnetic pole to be installed, after regulating the dovetail of dovetail groove on machine shaft and machine shaft parallel with magnetic pole and first magnetic pole to be installed to align, the dovetail groove of machine shaft is set on the dovetail of first magnetic pole to be installed;
Step 3, the machine shaft that installs first magnetic pole is hung vertically downward on support according to first magnetic pole and fixes first magnetic pole;
Step 4, with magnetic pole special hanger, second magnetic pole dovetail to be installed winched to the top of machine shaft down, the dovetail of second magnetic pole to be installed is inserted to the dovetail groove of first magnetic pole symmetry, and fix second magnetic pole;
Step 5, according to design magnetic pole quantity rotate corresponding angle, the bottom that ensures one of them dovetail groove to be installed is parallel with horizontal plane, the 3rd magnetic pole dovetail to be installed lain in a horizontal plane on horizontal plane upward, handling machine shaft, is inserted in the 3rd magnetic pole dovetail to be installed by the dovetail groove of machine shaft;
Step 6, the machine shaft that installs the 3rd magnetic pole is hung vertically downward on support according to the 3rd magnetic pole and fixes the 3rd magnetic pole;
Step 7, with magnetic pole special hanger, the 4th magnetic pole dovetail to be installed winched to the top of machine shaft down, the dovetail of the 4th magnetic pole to be installed is inserted and the dovetail groove of the 3rd magnetic pole symmetry, and fix the 4th magnetic pole;
Step 8, repeating step 5～step 7 symmetry pack other magnetic pole into.
2. the assembly method of a kind of Large Synchronous Machine rotor magnetic pole according to claim 1, it is characterized in that, described step 1 is: machine shaft is placed on support, regulate machine shaft to make a dovetail groove in machine shaft bottom, and the baseplane of dovetail groove is parallel to the ground, first magnetic pole dovetail to be installed is lain in a horizontal plane on horizontal plane upward.
3. according to the assembly method of claim 1 or a kind of Large Synchronous Machine rotor magnetic pole claimed in claim 2, it is characterized in that, described support is provided with locking device, and machine shaft hangs after support, and locking device is locked machine shaft from circumferencial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410107213.4A CN103840619B (en) | 2014-03-21 | 2014-03-21 | A kind of assembly method of Large Synchronous Machine rotor magnetic pole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410107213.4A CN103840619B (en) | 2014-03-21 | 2014-03-21 | A kind of assembly method of Large Synchronous Machine rotor magnetic pole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103840619A CN103840619A (en) | 2014-06-04 |
| CN103840619B true CN103840619B (en) | 2016-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410107213.4A Active CN103840619B (en) | 2014-03-21 | 2014-03-21 | A kind of assembly method of Large Synchronous Machine rotor magnetic pole |
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| CN (1) | CN103840619B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105790516B (en) * | 2014-12-24 | 2018-07-13 | 中国二十冶集团有限公司 | Large-sized annular rotor pole block method of adjustment |
| CN105429388B (en) * | 2015-12-29 | 2018-06-22 | 卧龙电气南阳防爆集团股份有限公司 | Large capacity Ex e synchronous motor method for installing magnetic poles and its corollary apparatus |
| CN109104056B (en) * | 2018-09-11 | 2020-05-05 | 上海电气集团上海电机厂有限公司 | Machining method for herringbone magnetic steel mounting groove of rotor shaft of large synchronous motor |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4531071A (en) * | 1983-12-12 | 1985-07-23 | Sundstrand Corporation | Rotor assembly |
| JPH08116635A (en) * | 1994-10-17 | 1996-05-07 | Toshiba Corp | Rotor for multipole cylindrical synchronous machine and its assembling method |
| JP2004104882A (en) * | 2002-09-06 | 2004-04-02 | Denso Corp | Motor, and its manufacturing method and apparatus thereof |
| CN101404431A (en) * | 2008-07-24 | 2009-04-08 | 哈尔滨电机厂有限责任公司 | Pole core assembly technique for punching quadrant iron type through-flow generator |
| CN201383746Y (en) * | 2009-03-12 | 2010-01-13 | 上海电气集团上海电机厂有限公司 | Magnetic pole turnover swing tool |
| CN201440631U (en) * | 2009-08-20 | 2010-04-21 | 湘潭电机股份有限公司 | Assembling tool for installing magnetic pole of large synchronous electromotor into rotary shaft |
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2014
- 2014-03-21 CN CN201410107213.4A patent/CN103840619B/en active Active
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| CN103840619A (en) | 2014-06-04 |
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