CN103066771B - Assembly tool structure of permanent magnet generator rotor magnetic steel - Google Patents
Assembly tool structure of permanent magnet generator rotor magnetic steel Download PDFInfo
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- CN103066771B CN103066771B CN201210572741.8A CN201210572741A CN103066771B CN 103066771 B CN103066771 B CN 103066771B CN 201210572741 A CN201210572741 A CN 201210572741A CN 103066771 B CN103066771 B CN 103066771B
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- frock body
- magnet steel
- yoke
- assembly tooling
- fan
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Abstract
Provided is an assembly tool structure of permanent magnet generator rotor magnetic steel. The assembly tool structure comprises a tool body, two locating parts, two semicircle sleeves, a sleeve and a fan-shaped component. The tool body is a cylinder, the inner diameter of the cylinder is the same as the outer diameter of the magnetic steel, the inner wall of the cylinder extends towards the direction of the longitudinal centre line to form two arc-shaped protruding portions arranged oppositely, and the inner diameter of each arc-shaped protruding portion is the same as the outer diameter of a magnet yoke. The two locating parts are respectively arranged in the side walls of the tool body in a penetrating mode and arranged respectively corresponding to the centers of the two arc-shaped protruding portions. The outer diameter of each semicircle sleeve is the same as that of a bearing, and a circle formed by enclosure of the two semicircle sleeves can penetrate through the sleeve. The section of the fan-shaped component coincides with that of the magnetic steel, and the length of the fan-shaped component is equal to or larger than that of the tool body. The assembly tool structure has the advantages of being safe, reliable, high in assembly efficiency, simple in structure, and convenient to operate.
Description
[technical field]
The present invention is specifically related to a kind of assembly tooling structure of rotor magnet steel of permanent magnet generator.
[background technology]
Magnet steel is unusual important spare part in rotor of permanent-magnetic power generator, and its magnetic forms generator main magnetic field; Two pole synchronous alternating-current generator rotor speeds are up to 3000 rev/min and 3600 rev/min, and in rotor high-speed running, magnet steel will produce larger centrifugal force.So the magnet steel in rotor of permanent-magnetic power generator must possess, magnetic is strong, installation is firm.Rare-earth permanent magnet generator rotor is primarily of compositions (as shown in Figure 7) such as rotating shaft, yoke, fan-shaped circular magnet steel, bearings.Fan-shaped circular magnet steel is that high magnetic rare earth permanent magnet (neodymium iron boron) material is made, and its material is hard and crisp, and magnetic is extremely strong; Fan-shaped circular magnet steel is fastened on yoke outer round surface by hexagon socket head cap screw and forms magnetic pole, and when rotor high-speed rotates, the armature winding cutting magnetic line being installed on generator stator core produces and output AC electricity.Due to high magnetic rare earth permanent magnet (neodymium iron boron) material price costly; Therefore, in order to cost-saving, each pole magnet steel is made up of 4 block-shaped, that size, polarity are identical magnet steel, and whole rotor is totally 8 blocks of magnet steel, is respectively 4 pieces, N pole, 4 pieces, S pole.
, because of its magnetic extra-heavy, following shortcoming will be there is by artificial directly mounting magnetic steel in the rotor of this kind of structure:
1, because of magnet steel magnetic extra-heavy, easily there is life security incident;
2, with on one side magnetic pole reason 4 pieces of same polarity magnet steel compositions, exist and mutually repel, be not easy every block magnet steel neatly to locate by manpower and fastening.
[summary of the invention]
Technical problem to be solved by this invention is the assembly tooling structure providing a kind of rotor magnet steel of permanent magnet generator, not only safe and reliable, efficiency of assembling is high, and structure is simple, easy to operate.
The present invention solves the problems of the technologies described above by the following technical programs: a kind of assembly tooling structure of rotor magnet steel of permanent magnet generator, and described rotor comprises rotating shaft, bearing, yoke and magnet steel; Described assembly tooling structure comprises a frock body, two keepers, two semicircle covers, a sleeve, a fan-shaped component and an alignment pin inserted in the screw hole of described yoke; Described frock body is a cylinder, the internal diameter of this cylinder is equal with the external diameter of described magnet steel, described cylinder inner wall extends to vertical centerline direction, forms two arc protuberances arranged in opposite directions, and the internal diameter of each described arc protuberance is all equal with the external diameter of described yoke; The sidewall of described frock body is also provided with eight through holes matched with described alignment pin, described eight through holes all deviate from described arc protuberance, and arrange with eight screw hole one_to_one corresponding of yoke; Two described keepers are arranged in the sidewall of frock body respectively, and the center corresponding respectively to described two arc protuberances is arranged; The external diameter of each described semicircle cover is all equal with the external diameter of described bearing, and two semicircle covers are filled the span of a man's arms in the rear end of described rotating shaft; The external diameter of described sleeve is less than or equal to the external diameter of described yoke, and the circle that described two semicircle covers are filled the span of a man's arms is through this sleeve; The cross section of described fan-shaped component overlaps with the cross section of a described magnet steel, and the length of this fan-shaped component is more than or equal to the length of frock body.
Preferably, this assembly tooling structure also comprises a limit bolt; The sidewall of described frock body is also provided with the open-work that eight described limit bolts of confession pass, each described open-work is all located at the end of frock body, and correspondingly with through hole described in arranges, and this open-work and the line of corresponding through hole are parallel to the vertical center line of frock body.
Preferably, this assembly tooling structure also comprises one and exits instrument, and this exits instrument and comprises a screw rod and a right angle component, and this screw rod is through the vertical edge of described right angle component, and the horizontal edge inwall of this right angle component outwardly, forms a cylinder; The sidewall of described frock body is also provided with at least two circular holes matched with described cylinder, and two described circular holes lay respectively on the line of any two described open-works and corresponding through hole.
Preferably, this assembly tooling structure also comprises a base, and this base is a cuboid, and the upper surface of this cuboid is to lower recess, forms a dovetail groove; Described frock body is placed on this dovetail groove.
Preferably, the distance between the rear end face of described yoke and the rear end face of bearing is D, and described length sleeve is L, and L >=D.
Beneficial effect of the present invention is: not only safe and reliable, efficiency of assembling is high, and structure is simple, easy to operate.
[accompanying drawing explanation]
The invention will be further described in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is the structural representation of frock body in the present invention.
Fig. 2 is the structural representation of fan-shaped component in the present invention.
Fig. 3 is the structural representation of middle sleeve of the present invention.
Fig. 4 is the structural representation of semicircle cover in the present invention.
Fig. 5 is the structural representation of the assembly tooling structure of rotor magnet steel of permanent magnet generator of the present invention.
Fig. 6 be frock body of the present invention with base coordinate figure.
Fig. 7 is the cutaway view of rotor of the present invention.
[embodiment]
Refer to Fig. 1-7, a kind of assembly tooling structure 100 of rotor magnet steel of permanent magnet generator, described rotor 200 comprises rotating shaft 1, bearing 2, yoke 3 and magnet steel 4; Distance between the rear end face of described yoke 3 and the rear end face of bearing 2 is D.Alignment pin 11, one limit bolt 10, one that described assembly tooling structure comprises frock body 5, two keeper 6, two semicircular cover 7, sleeve 8, fan-shaped component 9, inserts in the screw hole 31 of described yoke 3 exits instrument 12 and a base 13, is non-magnet_conductible material.
Referring again to Fig. 1, Fig. 5 and Fig. 7, described frock body 5 is a cylinder, the internal diameter of this cylinder is equal with the external diameter of described magnet steel 4, described cylinder inner wall extends to vertical centerline direction, form the two arc protuberances 51 arranged in opposite directions, and the internal diameter of every described arc protuberance 51 is all equal with the external diameter of described yoke 3; Namely the internal via shape of the cross section of frock body 5 is identical with the cross section of generator amature 200, and rotor of permanent-magnetic power generator 200 axially passes in and out slip at Kong Zhongneng.The sidewall of described frock body 5 is also provided with eight through holes 53 matched with described alignment pin 11, and the open-work 52 that eight pass for described limit bolt 10; Described eight through holes 53 all deviate from described arc protuberance 51, and arrange with eight screw hole 31 one_to_one corresponding of yoke 3; Every described open-work 52 is all located at the end of frock body 5, and correspondingly with through hole described in one 53 arranges, and this open-work 52 is parallel to the vertical center line of frock body 5 with the line of corresponding through hole 53.The setting of eight through holes 53, is inserted into the screw hole 31 of generator amature 200 yoke 3 from described through hole 53 for alignment pin 11, plays the positioning action of rotor 200 yoke 3 in described frock body 5.Described alignment pin 11 is three sections of staged straight pins; Small end inserts in the screw hole 31 of yoke 3, when the yoke 3 of generator amature 200 loads in described frock body 5, and adjust position in the screw hole 31 in the small end of alignment pin 11 insertion yoke 3, now the interlude of alignment pin 11 is in the through hole 53 of frock body 5, ensure that through hole 53 position of screw hole in generator amature 200 yoke 3 31 and frock body 5, so that magnet steel 4 is fastening.The setting of described limit bolt 10, can locate yoke 3 and the axial location of magnet steel 4 in frock body 5 of rotor 200.Described limit bolt 10 can be three sections of staged straight pins, after the small end of limit bolt 10 is inserted described open-work 52, the yoke 3 of generator amature 200 is loaded in frock body 5, just be blocked when yoke 3 end face of rotor 200 contacts the small end of described limit bolt 10 and cannot have readvanced, playing axial location effect.
Be arranged in the sidewall of frock body 5 respectively referring again to keeper 6 described in Fig. 5-7, two, and the center corresponding respectively to described two arc protuberances 51 is arranged; When the yoke 3 of rotor 200 loads in described frock body 5, and after adjusting position insertion alignment pin 11, generator amature 200 yoke 3 maintains static by screwed in place part 6.The external diameter of every described semicircle cover 7 is all equal with the external diameter of described bearing 2, and two semicircular cover 7 is filled the span of a man's arms in the rear end 101 of described rotating shaft 1; The external diameter of described sleeve 8 is less than or equal to the external diameter of described yoke 3, and the circle that described two semicircular cover 7 is filled the span of a man's arms is through this sleeve 8; Described sleeve 8 length is L, and L >=D, during to make mounting magnetic steel 4, prevents magnet steel 4 and machine shaft 1 and yoke 3 end contact; In the rotating shaft 1 that two semicircular cover 7 is filled the span of a man's arms between yoke 3 rear end face and bearing 2, be inserted in described sleeve 8 with bearing 2, play radial location, prevent from swinging.
Referring again to Fig. 2 and Fig. 5-7, the cross section of described fan-shaped component 9 overlaps with the cross section of magnet steel described in one 4, and the length of this fan-shaped component 9 is more than or equal to the length of frock body 5, so that take out from frock body 5; The use of fan-shaped component 9 plays circumferencial direction location when being mounting magnetic steel 4.The described instrument 12 that exits comprises a screw rod 121 and corner member 122 always, and this screw rod 121 is through the vertical edge of described right angle component 122, and the horizontal edge inwall of this right angle component 122 outwardly, forms a cylinder 1221; The sidewall of described frock body 5 is also provided with at least two circular holes 54 matched with described cylinder 1221, and circular hole 54 described in two lays respectively at any two described open-works 52 with on the line of corresponding through hole 53.In magnet steel 4 assembling process, if fan-shaped component 9 exits at need in frock body 5, the cylinder 1221 exited on instrument 12 is inserted in circular hole 54, fan-shaped component 9 can exit by rotary screw 121.Described base 13 is a cuboid, and the upper surface of this cuboid is to lower recess, forms a dovetail groove; Described frock body 5 is placed on this dovetail groove.The design of dovetail groove, when making frock body 5 put into dovetail groove, only have two side contacts, bottom is unsettled.
Referring again to Fig. 5-7, when applying the present invention and working, operating procedure is as follows:
(1) two keepers 6 are screwed in the perforation of frock body 5, the inner space of frock body 5 can not be put in, then frock body 5 is placed on the dovetail groove of base 13.
(2) small end of limit bolt 10 is inserted in an open-work 52a of frock body 5; The yoke 3 (namely unshakable in one's determination) of generator amature 200, rear end pushes in frock body 5, until yoke 3 end face top is to the small end of limit bolt 10.
(3) small end of described alignment pin 11 is inserted the through hole 53 of frock body 5, rotating generator rotating shaft 1 simultaneously allows the small end of alignment pin 11 insert in the screw hole 31 of described yoke 3.
(4) tighten described keeper 6 generator yoke 3 (namely unshakable in one's determination) is fixed in frock body 5.
(5) extract described alignment pin 11, described two semicircular cover 7 is filled the span of a man's arms in the rotating shaft 1 of generator yoke 3 rear end face between bearing 2, is inserted in described sleeve 8 with bearing 2.
(6) after loading generator yoke 3, two fan shape spaces 55 are only left in the inner space of frock body 5, and each fan shape space 55 cross section size is identical with every pole magnet steel 4 cross section (i.e. two blocks of magnet steel 4).Described fan-shaped component 9 is inserted a fan shape space 55 of frock body 5 along generator yoke 3 surface, and lean on to (i.e. one side of infinite place latch 10); The remaining space that this fan shape space 55 aimed at by 1st block of magnet steel 4 is pushed, until encounter the small end of described limit bolt 10, then passes through described through hole 53 by fastening for the 1st block of magnet steel 4 with hexagon socket head cap screw 14; 2nd block of magnet steel 4 is pushed from same position until encounter the 1st block of magnet steel 4 again, pass through described through hole 53 by fastening for the 2nd block of magnet steel 4 with hexagon socket head cap screw 14.
(7) described fan-shaped component 9 is extracted (if fan-shaped component 9 exits at need in frock body 5, the cylinder 1221 exited on instrument 12 is inserted in the described circular hole 54 of frock body 5, fan-shaped component 9 can exit by rotary screw 121), described limit bolt 10 is inserted another open-work 52b of fan-shaped component 9 position, according to step simultaneously
(6) described method installs the 3rd piece and the 4th block of magnet steel 4.
(8) similarly, to poly-(7) the described method of step, remaining 4 blocks of magnet steel 4 is installed according to step poly-(6), treats that magnet steel 4 installs, take out described sleeve 8 and two semicircular cover 7.
The present invention has the advantage that structure is simple, easy to operate, safe and reliable and efficiency of assembling is high.
Claims (5)
1. an assembly tooling structure for rotor magnet steel of permanent magnet generator, described rotor comprises rotating shaft, bearing, yoke and magnet steel; It is characterized in that: described assembly tooling structure comprises a frock body, two keepers, two semicircle covers, a sleeve, a fan-shaped component and an alignment pin inserted in the screw hole of described yoke; Described frock body is a cylinder, the internal diameter of this cylinder is equal with the external diameter of described magnet steel, described cylinder inner wall extends to vertical centerline direction, forms two arc protuberances arranged in opposite directions, and the internal diameter of each described arc protuberance is all equal with the external diameter of described yoke; The sidewall of described frock body is also provided with eight through holes matched with described alignment pin, described eight through holes all deviate from described arc protuberance, and arrange with eight screw hole one_to_one corresponding of yoke; Two described keepers are arranged in the sidewall of frock body respectively, and the center corresponding respectively to described two arc protuberances is arranged; The external diameter of each described semicircle cover is all equal with the external diameter of described bearing, and two semicircle covers are filled the span of a man's arms in the rear end of described rotating shaft; The external diameter of described sleeve is less than or equal to the external diameter of described yoke, and the circle that described two semicircle covers are filled the span of a man's arms is through this sleeve; The cross section of described fan-shaped component overlaps with the cross section of a described magnet steel, and the length of this fan-shaped component is more than or equal to the length of frock body.
2. the assembly tooling structure of rotor magnet steel of permanent magnet generator as claimed in claim 1, is characterized in that: this assembly tooling structure also comprises a limit bolt; The sidewall of described frock body is also provided with the open-work that eight described limit bolts of confession pass, each described open-work is all located at the end of frock body, and correspondingly with described through hole arranges, and this open-work and the line of corresponding through hole are parallel to the vertical center line of frock body.
3. the assembly tooling structure of rotor magnet steel of permanent magnet generator as claimed in claim 2, it is characterized in that: this assembly tooling structure also comprises one and exits instrument, this exits instrument and comprises a screw rod and a right angle component, this screw rod is through the vertical edge of described right angle component, the horizontal edge inwall of this right angle component outwardly, forms a cylinder; The sidewall of described frock body is also provided with at least two circular holes matched with described cylinder, and two described circular holes lay respectively on the line of any two described open-works and corresponding through hole.
4. the assembly tooling structure of rotor magnet steel of permanent magnet generator as claimed in claim 1, it is characterized in that: this assembly tooling structure also comprises a base, this base is a cuboid, and the upper surface of this cuboid is to lower recess, forms a dovetail groove; Described frock body is placed on this dovetail groove.
5. the assembly tooling structure of rotor magnet steel of permanent magnet generator as claimed in claim 1, it is characterized in that: the distance between the rear end face of described yoke and the rear end face of bearing is D, described length sleeve is L, and L >=D.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210572741.8A CN103066771B (en) | 2012-12-26 | 2012-12-26 | Assembly tool structure of permanent magnet generator rotor magnetic steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210572741.8A CN103066771B (en) | 2012-12-26 | 2012-12-26 | Assembly tool structure of permanent magnet generator rotor magnetic steel |
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| Publication Number | Publication Date |
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| CN103066771A CN103066771A (en) | 2013-04-24 |
| CN103066771B true CN103066771B (en) | 2015-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210572741.8A Active CN103066771B (en) | 2012-12-26 | 2012-12-26 | Assembly tool structure of permanent magnet generator rotor magnetic steel |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107398710B (en) * | 2017-07-19 | 2019-09-13 | 华中科技大学 | A kind of mounting tool suitable for tile shape permanent magnet |
| CN114227106A (en) * | 2021-12-20 | 2022-03-25 | 西安航天动力机械有限公司 | Welding assembly tool and method for batch production of cylindrical part outer parts |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101465582A (en) * | 2007-12-21 | 2009-06-24 | 上海双骁机电设备有限公司 | Installation fixture for tile-shaped magnet steel of rare-earth generator rotor |
| CN201910714U (en) * | 2010-11-24 | 2011-07-27 | 山东华力电机集团股份有限公司 | Magnetic steel inserting device for permanent magnetic motor |
| CN203086304U (en) * | 2012-12-26 | 2013-07-24 | 福建永强力加动力设备有限公司 | Assembly tool structure of permanent magnet generator rotor magnetic steel |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008187827A (en) * | 2007-01-30 | 2008-08-14 | Toyota Industries Corp | Rotor of permanent magnet type rotary electric machine and manufacturing method of rotor |
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- 2012-12-26 CN CN201210572741.8A patent/CN103066771B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101465582A (en) * | 2007-12-21 | 2009-06-24 | 上海双骁机电设备有限公司 | Installation fixture for tile-shaped magnet steel of rare-earth generator rotor |
| CN201910714U (en) * | 2010-11-24 | 2011-07-27 | 山东华力电机集团股份有限公司 | Magnetic steel inserting device for permanent magnetic motor |
| CN203086304U (en) * | 2012-12-26 | 2013-07-24 | 福建永强力加动力设备有限公司 | Assembly tool structure of permanent magnet generator rotor magnetic steel |
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| CN103066771A (en) | 2013-04-24 |
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