CN204696820U - The low inertia rotors of rotating machinery - Google Patents
The low inertia rotors of rotating machinery Download PDFInfo
- Publication number
- CN204696820U CN204696820U CN201520309301.2U CN201520309301U CN204696820U CN 204696820 U CN204696820 U CN 204696820U CN 201520309301 U CN201520309301 U CN 201520309301U CN 204696820 U CN204696820 U CN 204696820U
- Authority
- CN
- China
- Prior art keywords
- main shaft
- rotor yoke
- aforesaid
- shaped recess
- cylindrical shaped
- 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 - Fee Related
Links
Landscapes
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The utility model discloses the low inertia rotors of a kind of rotating machinery, it possesses key or keyway, cylindrical rotor yoke axle and the 1st, the 2nd cylindrical shaped recess, through aforesaid 1st, the 2nd cylindrical shaped recess of main shaft, therefore aforesaid 1st, the 2nd cylindrical shaped recess is changed to the 1st, the 2nd annular recess.Wherein, key or keyway are axially formed at the center of main shaft, and cylindrical rotor yoke axle has main shaft hole, and there are keyway or key in this main shaft hole, and the 1st, the 2nd cylindrical shaped recess is formed at the two ends of aforesaid rotor yoke axle 2; Can obtain a kind ofly being easy to the high low inertia rotors of processed finished products rate.
Description
Technical field
The present invention relates to the low inertia rotors of a kind of rotating machinery, the cylindrical shaped recess particularly relate to and a kind of main shaft and rotor yoke axle are made into separation type, the through rotor yoke axle of main shaft being formed above forms annular recess with this, thus obtains the new improvement reducing the rotor of inertia.
Background technology
As the structure of this rotating machinery used all the time, we can list the structure in patent documentation 1.But, on the motor of this kind of conventional construction, when using low inertia rotors, the structure in Fig. 7 of employing.That is, in the figure 7, shown in symbol 1 is the one-piece type rotating shaft of rotor yoke, and the rotor yoke axle 2 of the one-piece type rotating shaft 1 of this rotor yoke and main shaft 3 are one.
Define the two ends that the 1st of concavity the, the 2nd annular recess 4,5 is processed to form the rotor yoke axle 2 in the one-piece type rotating shaft 1 of aforesaid rotor yoke, multiple magnetite 6 is used the modes such as bonding and has been pasted onto the periphery of aforesaid rotor yoke axle 2.
Because the one-piece type rotating shaft of rotor yoke in the past have employed above structure, so there is following point.That is, when the one-piece type rotating shaft of aforesaid rotor yoke, in order to alleviate the weight of rotor yoke axle, lathe tool must be used to carry out processing and forming to the 1st, the 2nd annular recess.But lathe tool not easily enters and at the 1st, the 2nd annular recess, the thickness in direction, footpath is different, if can not process according to design load, then can bring harmful effect to revolving property, and rate of finished products is difficult to improve.
Utility model content
Utility model object: the purpose of this utility model is to provide makes main shaft throughly be made up of separation type main shaft and rotor yoke axle, the cylindrical shaped recess that formed on rotor yoke axle form annular recess.
Technical scheme: be to provide the low inertia rotors of a kind of rotating machinery for achieving the above object, possess key or keyway, cylindrical rotor yoke axle and a pair the 1st, the 2nd cylindrical shaped recess, through aforesaid 1st, the 2nd cylindrical shaped recess of main shaft, therefore aforesaid 1st, the 2nd cylindrical shaped recess is changed to the 1st, the 2nd annular recess; Wherein, key or keyway are axially formed at the center of main shaft, and cylindrical rotor yoke axle has main shaft hole, and there are keyway or key in this main shaft hole, and the 1st, the 2nd cylindrical shaped recess is formed at the two ends of aforesaid rotor yoke axle.
In addition, key or keyway, cylindrical rotor yoke axle and a pair the 1st, the 2nd cylindrical shaped recess is possessed based on the rotating machinery of the present utility model processing method of low inertia rotors, through aforesaid 1st, the 2nd cylindrical shaped recess of aforesaid main shaft, therefore aforesaid 1st, the 2nd cylindrical shaped recess is changed to the 1st, the 2nd annular recess.Wherein, key or keyway are axially formed at the center of main shaft, and cylindrical rotor yoke axle has main shaft hole, and there are keyway or key in this main shaft hole, and the 1st, the 2nd cylindrical shaped recess is formed at the two ends of aforesaid rotor yoke axle.
Beneficial effect: compared with prior art, the utility model has the following advantages:
Owing to possessing key or keyway, cylindrical rotor yoke axle and a pair the 1st, the 2nd cylindrical shaped recess, through aforesaid 1st, the 2nd cylindrical shaped recess of aforesaid main shaft, therefore aforesaid 1st, the 2nd cylindrical shaped recess is changed to the 1st, the 2nd annular recess, so, can make that main shaft is through to be arranged on a pair cylindrical shaped recess at the two ends of rotor yoke axle and annular recess is processed at this position, a kind of low inertia rotors being easy to process, rate of finished products is high can be obtained.Wherein, key or keyway are axially formed at the center of main shaft, and cylindrical rotor yoke axle has main shaft hole, and there are keyway or key in this main shaft hole, and the 1st, the 2nd cylindrical shaped recess is formed at the two ends of aforesaid rotor yoke axle.
Accompanying drawing explanation
Fig. 1 is the spindle structure figure in the utility model;
Fig. 2 is the rotor yoke shaft section figure in the utility model;
Fig. 3 is the left surface figure of the rotor yoke axle of Fig. 2;
Fig. 4 is the half section figure of the low inertia rotors after the rotor yoke axle main shaft in Fig. 1 being inserted Fig. 2 is assembled;
Fig. 5 is the outside drawing of Fig. 4;
Fig. 6 is the total cross-section figure of Fig. 4;
Fig. 7 is the sectional view of the one-piece type rotating shaft of rotor yoke in the past;
Wherein: 1. low inertia rotors; 2. rotor yoke axle; 3. main shaft; 4. the 1st annular recess; 5. the 2nd annular recess; 6. magnetite; 10. key (or keyway); 11. main shaft holes; 12. the 1st cylindrical shaped recess; 13. the 2nd cylindrical shaped recess; 14. keyways (or key).
Embodiment
Below in conjunction with drawings and Examples, execution mode of the present utility model is described in further detail.Following examples for illustration of the utility model, but can not be used for limiting scope of the present utility model.
In description of the present utility model, except as otherwise noted, the implication of " multiple " is two or more; Term " on ", D score, "left", "right", " interior ", " outward ", " front end ", " rear end ", " head ", the orientation of the instruction such as " afterbody " or position relationship be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " etc. only for describing object, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary.For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood.
Embodiment 1
In FIG, shown in symbol 3 is main shaft, has been arranged on the approximate centre position of this main shaft 3 by the key 10 be made up of raised line axially formed.In addition, be not limited only to this key 10, also can adopt by the known keyway be made up of recessed bar.
Shown in Fig. 2 is rotor yoke axle, defines the main shaft hole 11 for this rotor yoke axle 2 through at the axle center P of this rotor yoke axle 2.At the two ends axially of aforesaid rotor yoke axle 2, be communicated with aforesaid main shaft hole 11 and also form a pair the 1st under state that this main shaft hole 11 is amplified, the 2nd cylindrical shaped recess 12,13, define the keyway 14 corresponding with aforesaid key 10 in aforesaid main shaft hole 11.In addition, when aforesaid key 10 is keyway, aforesaid keyway 14 is key.With regard to aforesaid rotor yoke axle 2, as shown in Figure 3, if observed as left surface figure, keyway 14 can be seen.
The half section figure that Fig. 4 is the 1st cylindrical shaped recess 12 to the through aforesaid rotor yoke axle 2 of main shaft 3, be described by the state inserted with coaxial after main shaft hole 11 and the 2nd cylindrical shaped recess 13, aforesaid key 10 is fitted to inside aforesaid keyway 14, and object aforesaid main shaft 3 is integrated with 2 one-tenth, rotor yoke axle rotate.
Shown in Fig. 4 as the aforementioned, main shaft 3 is inserted in rotor yoke axle 2, and the outward appearance of the low inertia rotors 1 of integration is
Structure in Fig. 5, the structure that combines with rotor yoke axle 2 to main shaft 3 in the sectional view of the Fig. 6 be described the cross section of Fig. 5 carries out explicitly bright.
Main shaft 3 is inserted aforesaid rotor yoke axle 2 and after making it through, shown in Fig. 4 and Fig. 6, aforesaid 1st, the 2nd cylindrical shaped recess 12,13 will be changed to the 1st, the 2nd annular recess 4,5.
In addition, as shown in Figure 6, multiple magnetite 6 has been pasted in modes such as bondings in the periphery of aforesaid rotor yoke axle 2.
In addition, as shown in Figure 5, as the aft-loaded airfoil of last procedure, the outer peripheral face of main shaft 3 and rotor yoke axle 2 has carried out polishing, becomes finished product and makes.
Embodiment of the present utility model provides for the purpose of example and description, and is not exhaustively or by the utility model be limited to disclosed form.Many modifications and variations are apparent for the ordinary skill in the art.Selecting and describing embodiment is in order to principle of the present utility model and practical application are better described, and enables those of ordinary skill in the art understand the utility model thus design the various embodiments with various amendment being suitable for special-purpose.
Claims (1)
1. the low inertia rotors of rotating machinery, it is characterized in that, possess key (10) or keyway, cylindrical rotor yoke axle (2) and a pair the 1st, the 2nd cylindrical shaped recess (12,13), through aforesaid 1st, the 2nd cylindrical shaped recess of main shaft (3), therefore aforesaid 1st, the 2nd cylindrical shaped recess is changed to the 1st, the 2nd annular recess (4,5); Wherein, key or keyway are axially formed at the center of main shaft (3), cylindrical rotor yoke axle (2) has main shaft hole, and there are keyway (14) or key in this main shaft hole, and the 1st, the 2nd cylindrical shaped recess is formed at the two ends of aforesaid rotor yoke axle (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520309301.2U CN204696820U (en) | 2015-05-14 | 2015-05-14 | The low inertia rotors of rotating machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520309301.2U CN204696820U (en) | 2015-05-14 | 2015-05-14 | The low inertia rotors of rotating machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204696820U true CN204696820U (en) | 2015-10-07 |
Family
ID=54237071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520309301.2U Expired - Fee Related CN204696820U (en) | 2015-05-14 | 2015-05-14 | The low inertia rotors of rotating machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204696820U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109317278A (en) * | 2018-10-31 | 2019-02-12 | 长沙万荣粉体设备科技有限公司 | A kind of honeycomb mill |
-
2015
- 2015-05-14 CN CN201520309301.2U patent/CN204696820U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109317278A (en) * | 2018-10-31 | 2019-02-12 | 长沙万荣粉体设备科技有限公司 | A kind of honeycomb mill |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204041531U (en) | The connecting structure of centrifugal compressor high speed gear shaft and impeller | |
| CN204696820U (en) | The low inertia rotors of rotating machinery | |
| CN203813606U (en) | Encoder assembling device | |
| CN210819381U (en) | Box closing tool for transmission | |
| CN101788023A (en) | Air-cooling ball bearing | |
| CN102562777B (en) | Method for machining universal joint bearing | |
| CN102500729B (en) | Rolling method for ring-grooved rivet | |
| CN107552853A (en) | A kind of processing method and process tool of synchronous cone oil groove | |
| CN202162571U (en) | Workpiece excircle processing tool | |
| CN209360545U (en) | A kind of wheel spindle device, cleaning mechanism and electrical equipment with the wheel spindle device | |
| CN202591629U (en) | Main shaft of machine tool | |
| CN205283285U (en) | PMSM pivot and connection structure of rotor core towards piece | |
| CN201925321U (en) | Improved spline pair | |
| CN207150327U (en) | Rain shaving electrical machine middle (center) bearing is fixed on the structure on rotor afterwards | |
| CN204198202U (en) | The gear ring fixed sturcture of elevator traction machine | |
| CN204295909U (en) | A kind of grafting PE/POE flexibilizer pelletizing die head | |
| CN206280460U (en) | Inlaid gear | |
| CN106351974B (en) | Coupling and insert thereof | |
| CN202829090U (en) | Paper press shaft with bearing stand | |
| CN204118952U (en) | The syndeton of motor and shaft coupling | |
| CN202937681U (en) | Contracting connection transmission sleeve | |
| CN203412973U (en) | Spline housing precision forging part | |
| CN201344247Y (en) | Synchronous belt wheel provided with flange | |
| CN207583979U (en) | A kind of speed reducer input Axile connection structure with three-point fix | |
| CN203069608U (en) | Coaxality structure for motor speed test |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151007 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |