CN203840094U - Large-power servo motor rotor - Google Patents
Large-power servo motor rotor Download PDFInfo
- Publication number
- CN203840094U CN203840094U CN201420082757.5U CN201420082757U CN203840094U CN 203840094 U CN203840094 U CN 203840094U CN 201420082757 U CN201420082757 U CN 201420082757U CN 203840094 U CN203840094 U CN 203840094U
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- China
- Prior art keywords
- rotating shaft
- halfpace
- servo motor
- motor rotor
- stand
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 22
- 239000010959 steel Substances 0.000 claims abstract description 22
- 239000002699 waste material Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Brushless Motors (AREA)
Abstract
The utility model discloses a large-power servo motor rotor. The large-power servo motor rotor comprises a rotating shaft, magnetic steel installed on the rotating shaft, a magnetic protection ring in sleeve connection with the magnetic steel and bearings in sleeve connection with two ends of the rotating shaft. The rotating shaft comprises a front end rotating shaft and a rear end rotating shaft. The rotating shaft at the outer side of the bearing on the rear end rotating shaft is stair-stand-shaped. The stair-stand-shaped rotating shaft comprises a first level stair stand and a second level stair stand. The second level stair stand is close to one side of the bearing. The first level stair stand is round-stand-shaped. The second level stair stand is cylindric. The axis of the first level stair stand and the axis of the second level stair stand are coincident with the axis of the rotating shaft. The thick end of the round-stand-shaped first level stair stand is connected with the second level stair stand. Threaded holes are arranged in the end face of the thin end of the round-stand-shaped first level stair stand along the axis direction. A photoelectric encoder or a rotary transformer can be installed on the large-power servo motor rotor can at will, the universality of the large-power servo motor rotor is raised and the cost is saved.
Description
Technical field
The utility model relates to machine field, relates in particular to a kind of high-power servo motor rotor.
Background technology
Raising gradually along with modern industry automaticity, the application of servomotor has become the main flow of Industry Control, and in contemporary industry device fabrication, occupy considerable status, the accurate speed control structure of servomotor, noise is little and reliability is high etc., and various advantages can make it by people, be favored.
Photoelectric encoder or resolver are installed on the rotor of the servomotor of prior art, the popularity rate of photoelectric encoder is higher, low price, resolver has vibration resistance, resistance to dust, the anti-interference feature such as strong, but price is higher, so select to be necessary with the servomotor of different accessories according to concrete environment for use.The installation of photoelectric encoder or resolver is all relevant with the rotor of servomotor, existing servo motor rotor can only be single installation photoelectric encoder or resolver, in actual production, easily produce waste, as needs are produced the servo motor rotor with resolver, but producer only has the rotor that photoelectric encoder can be installed, can only buy or produce new rotor so, lose time, waste existing resource.
Utility model content
Main purpose of the present utility model is for providing a kind of high-power servo motor rotor that not only photoelectric encoder can be installed but also resolver can be installed.
In order to realize foregoing invention object, a kind of technical solution scheme the utility model proposes is: a kind of high-power servo motor rotor, comprise rotating shaft, be installed on magnet steel in rotating shaft, be socketed on protecting magnetosphere and being socketed on the bearing at rotating shaft two ends on magnet steel, described rotating shaft comprises front end rotating shaft and rear end rotating shaft, and the rotating shaft in the outside of the bearing in the rotating shaft of rear end is halfpace shape;
The rotating shaft of described halfpace shape comprises one-level halfpace and secondary halfpace, secondary halfpace is near bearing one side, one-level halfpace is round table-like, secondary halfpace is cylindric, the axis of the axis of one-level halfpace and secondary halfpace all with the dead in line of rotating shaft, the butt end of round table-like one-level halfpace is connected with secondary halfpace, on the taper end end face of round table-like one-level halfpace, is provided with the screw hole along axis direction.
Further, described in the magnetosphere that protects that is socketed on magnet steel be covered on magnet steel comprehensively, protect magnetosphere and magnet steel interference fit.
Further, the side of described front end rotating shaft arranges sword groove fixture block.
Further, described high-power servo motor rotor also comprises two end plates, described in two end plates lay respectively at, protects the two ends of magnetosphere and is fixed in rotating shaft.
Further, the bearing in described front end rotating shaft and protect between magnetosphere and be provided with cover plate, cover plate compresses the bearing in described front end rotating shaft, is provided with the screw for being connected with the end cap of electric machine casing on cover plate plate.
The beneficial effects of the utility model are: the rear end rotating shaft of rotating shaft is arranged to halfpace shape, one-level halfpace becomes round table-like, be used for installing photoelectric encoder, secondary halfpace is cylindric, be used for installing resolver, make the high-power servo motor rotor of ability utility model that photoelectric encoder or resolver can be installed arbitrarily, improve versatility of the present utility model, user can install photoelectric encoder or the resolver needing, buy or produce single rotor accessory and make different servomotors, cost-saving and time, cut the waste.
Accompanying drawing explanation
Fig. 1 is the structural representation of the high-power servo motor rotor of the utility model one embodiment;
Fig. 2 is the structural representation of the high-power servo motor rotor of the utility model one embodiment;
Fig. 3 is the structural representation that the high-power servo motor rotor of the utility model one specific embodiment is installed photoelectric encoder;
Fig. 4 is the structural representation that the high-power servo motor rotor of another specific embodiment of the utility model is installed resolver.
The realization of the utility model object, functional characteristics and advantage, in connection with embodiment, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
With reference to Fig. 1, a kind of high-power servo motor rotor of the utility model one embodiment is proposed, comprise rotating shaft 10, be installed on magnet steel 20 in rotating shaft 10, be socketed on protecting magnetosphere 30 and being socketed on the bearing 41,42 at rotating shaft 10 two ends on magnet steel 20, described rotating shaft 10 comprises front end rotating shaft 13 and rear end rotating shaft, and the rotating shaft 10 in the outside of the bearing 41 in the rotating shaft of rear end is halfpace shape; The rotating shaft 10 of described halfpace shape comprises one-level halfpace 12 and secondary halfpace 11, secondary halfpace 11 is near bearing 41 1 sides in the rotating shaft of rear end, one-level halfpace 12 is round table-like, secondary halfpace 11 is cylindric, the axis of the axis of one-level halfpace 12 and secondary halfpace 11 all with the dead in line of rotating shaft 10, the butt end of round table-like one-level halfpace 12 is connected with secondary halfpace 11, on the taper end end face of round table-like one-level halfpace 12, is provided with the screw hole along axis direction.
High-power servo motor rotor of the present utility model, the rear end rotating shaft of rotating shaft 10 is arranged to halfpace shape, one-level halfpace 12 is round table-like, be used for installing photoelectric encoder, secondary halfpace 11 is cylindric, be used for installing resolver, make the high-power servo motor rotor of ability utility model that photoelectric encoder or resolver can be installed arbitrarily, improve versatility of the present utility model.In actual production, as needs are produced the servo motor rotor with resolver, but producer only has the rotor that photoelectric encoder can be installed, can only buy or produce new rotor so, lose time, waste existing resource, if user's purchase or production is high-power servo motor rotor of the present utility model, just can avoid above-mentioned problem, cost-saving and time, cut the waste.
With reference to Fig. 1, high-power servo motor rotor of the present utility model in one embodiment, the above-mentioned magnetosphere 30 that protects being socketed on magnet steel 20 is covered on magnet steel 20 comprehensively, protect magnetosphere 30 and magnet steel 20 interference fit, that is to say that the place that is provided with magnet steel 20 in rotating shaft 10 all protected magnetosphere 30 by one and surround, improved the fail safe of rotor in rotation, and protected magnetosphere 30 and magnet steel 20 interference fit, can further improve the firm of magnet steel 20, fail safe and useful life while improving rotor rotation.
With reference to Fig. 2, high-power servo motor rotor of the present utility model in one embodiment, above-mentioned high-power servo motor rotor also comprises two end plates 50, described in two end plates 50 lay respectively at, protect the two ends of magnetosphere 30 and be fixed in rotating shaft 10, because volume and the quality of high-power servomotor are all larger, so protecting magnetosphere 30 and magnet steel 20 is fixed in an interval by two end plates 50, can prevent protecting magnetosphere 30 and magnet steel 20 moves along rotating shaft 10, improve steadiness of the present utility model and fail safe.
With reference to Fig. 2, high-power servo motor rotor of the present utility model in one embodiment, bearing 42 in above-mentioned front end rotating shaft 13 and protect and be provided with cover plate 60 between magnetosphere 30, the bearing 42 that cover plate 60 compresses in described front end rotating shaft 13, on end plate 50, be provided with the screw being connected for the end cap 50 with electric machine casing, the design of cover plate 60, can prevent that the bearing 42 in front end rotating shaft 13 from moving, play the effect of the bearing 42 of stablizing in front end rotating shaft 13, improve the fail safe of its useful life and use, and the setting of screw, in order to facilitate cover plate 60 and the end cap of electric machine casing to be connected and fixed.
With reference to Fig. 3 and Fig. 4, high-power servo motor rotor of the present utility model in one embodiment, the side of above-mentioned front end rotating shaft 13 arranges sword groove fixture block 14, the design of sword groove fixture block 14, rotor and other equipment connections while driving other equipment to rotate, convenient fixing each other, and after fixing, when rotor rotates, can not misplace.
High-power servo motor rotor of the present utility model, is arranged to rear end rotating shaft step-like, by different step, photoelectric encoder or resolver is installed, and has improved the versatility of high-power servo motor rotor; Protect magnetosphere 30 and be covered on magnet steel 20 comprehensively, improved the fail safe of rotor in rotation; The front end side of rotating shaft 10 arranges sword groove fixture block 14, facilitates rotor and other equipment connections and fixing; And the design of two end plates 50 and cover plate 60 is all in order to improve stability of the present utility model.
With reference to Fig. 3, high-power servo motor rotor of the present utility model in one embodiment, the mounting structure of photoelectric encoder is, : the grating disc 71 of photoelectric encoder is fixed on one-level step by the screw hole on screw and one-level halfpace 12, 72 of the photoelectric detection systems of photoelectric encoder are fixed on rear end cap 70, on photoelectric detection system 72, be provided with the first lug 73, on the first lug 73, be provided with screw, photoelectric detection system 72 utilizes screw on the first lug 73 to be connected with parting of baffle bolt, on baffle plate, be provided with equally screw, baffle plate is connected with rear end cap 70 with screw by screw.In the present embodiment, round table-like one-level halfpace 12 is installed adaptation with the grating disc of photoelectric encoder 71, facilitates the installation of grating disc 71.
With reference to Fig. 4, high-power servo motor rotor of the present utility model is in another specific embodiment, the mounting structure of resolver is: the rotor 74 of resolver is socketed on columned secondary halfpace 11, on the stator 75 of resolver, be provided with the second lug 76, on the second lug 76, be provided with through hole, the stator 75 of resolver is fixedly connected with the rear end cap 70 of servomotor with screw by through hole.
The foregoing is only preferred embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model specification and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (5)
1. a high-power servo motor rotor, comprise rotating shaft, be installed on magnet steel in rotating shaft, be socketed on protecting magnetosphere and being socketed on the bearing at rotating shaft two ends on magnet steel, it is characterized in that, described rotating shaft comprises front end rotating shaft and rear end rotating shaft, and the rotating shaft in the outside of the bearing in the rotating shaft of rear end is halfpace shape;
The rotating shaft of described halfpace shape comprises one-level halfpace and secondary halfpace, secondary halfpace is near bearing one side, one-level halfpace is round table-like, secondary halfpace is cylindric, the axis of the axis of one-level halfpace and secondary halfpace all with the dead in line of rotating shaft, the butt end of round table-like one-level halfpace is connected with secondary halfpace, on the taper end end face of round table-like one-level halfpace, is provided with the screw hole along axis direction.
2. high-power servo motor rotor according to claim 1, is characterized in that, described in protect magnetosphere and be covered on magnet steel comprehensively, protect magnetosphere and magnet steel interference fit.
3. high-power servo motor rotor according to claim 1, is characterized in that, the side of described front end rotating shaft arranges sword groove fixture block.
4. according to the high-power servo motor rotor described in any one in claim 1-3, it is characterized in that, comprise two end plates, described in two end plates lay respectively at, protect the two ends of magnetosphere and be fixed in rotating shaft.
5. according to the high-power servo motor rotor described in any one in claim 1-3, it is characterized in that, bearing in described front end rotating shaft and protect and be provided with cover plate between magnetosphere, cover plate compresses the bearing in described front end rotating shaft, is provided with the screw for being connected with the end cap of electric machine casing on cover plate plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420082757.5U CN203840094U (en) | 2014-02-26 | 2014-02-26 | Large-power servo motor rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420082757.5U CN203840094U (en) | 2014-02-26 | 2014-02-26 | Large-power servo motor rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203840094U true CN203840094U (en) | 2014-09-17 |
Family
ID=51517889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420082757.5U Expired - Lifetime CN203840094U (en) | 2014-02-26 | 2014-02-26 | Large-power servo motor rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203840094U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106976045A (en) * | 2016-01-18 | 2017-07-25 | 刘强 | Protect the overcoat handle of magnetosphere formula magneto |
| CN115450916A (en) * | 2018-05-21 | 2022-12-09 | 广州市德善数控科技有限公司 | Built-in miniature compressor of reservoir |
-
2014
- 2014-02-26 CN CN201420082757.5U patent/CN203840094U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106976045A (en) * | 2016-01-18 | 2017-07-25 | 刘强 | Protect the overcoat handle of magnetosphere formula magneto |
| CN115450916A (en) * | 2018-05-21 | 2022-12-09 | 广州市德善数控科技有限公司 | Built-in miniature compressor of reservoir |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160311 Address after: 1, 518106, A District, 51 South Ring Road, Gongming street, Guangming District, Guangdong, Shenzhen Patentee after: SHENZHEN CASIC MOTOR SYSTEM CO.,LTD. Address before: 518106 research building of space micro motor factory building, Fifth Industrial Zone, North Ring Road, Shenzhen, Guangdong, Nanshan District Patentee before: Shenzhen Aerospace Micromotor Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140917 |