CN101043159B - Motor rotor pivot mechanism - Google Patents
Motor rotor pivot mechanism Download PDFInfo
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- CN101043159B CN101043159B CN2006100649760A CN200610064976A CN101043159B CN 101043159 B CN101043159 B CN 101043159B CN 2006100649760 A CN2006100649760 A CN 2006100649760A CN 200610064976 A CN200610064976 A CN 200610064976A CN 101043159 B CN101043159 B CN 101043159B
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- axle
- motor rotor
- pivot mechanism
- oil
- seat
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Abstract
A motor rotating pin joint device includes a closed axes set, ouch seat and oiliness bearing are mounted in it sequentially, the ouch seat is run-through hollow ring, one end extends several cramps which are to be buckled on ring groove to prevent rotor emerge; at the same time, the ouch seat possesses function of 'space with mandrel and top' and 'pin joint limiting position', so, it not only possesses advantages of convenient assembly, saving oil, storing oil, the parts can be decreased, the working procedure of assembly is decreased, the cost of production is decreased.
Description
Technical field
The present invention relates to motor, refer to a kind of motor rotor pivot mechanism especially with " leaving the space of inserting for the supporting part of axle " and " articulating spacing " function clasp seat.
Background technology
Referring to shown in Figure 6, commonly use the motor pin-joint mechanism, apply for the patent case No. 89203147, a kind of " the stator group structure improvement of radiator fan " as Taiwan, wherein, radiator fan 1 includes members such as blower-casting 10, circuit board 20, stator pack 30, cramp 50, oil-retaining bearing 60 and flabellum 70;
Blower-casting 10 central authorities are the accommodation space 11 of a hollow, have positioning seat 12 in the accommodation space 11, and the axle sleeve 31 of stator pack 30 is fixedly arranged on the positioning seat 12;
The axle sleeve 31 of stator pack 30 is hollow cylindrical, the bottom is closed state, be extruded with arc recess 32 under the mediad, therefore, after cramp 50 is inserted axle sleeve 31, just be positioned at this arc recess 32 tops, utilize oil-retaining bearing 60 with cramp 50 clippings location again, make the axle 71 of flabellum 70 pass oil-retaining bearing 60 after, direct roof pressure cramp 50, and be subjected to cramp 50 buttons to hold the location, do not need tool using to assemble fast.
But aforementioned " the stator group structure improvement of radiator fan " makes the difficulty of manufacturing and cost improve though the design of patent case can be saved the material cost also, loses the greater for less can say so.
Because these axle sleeve 31 bottom locks, and has arc recess 32, existing machinery equipment can't automated production, so must additionally buy one group of diel, and the top ports of this axle sleeve 31 is extended with upper yoke member 33 again, produces if want full-automatic, and then this group diel also must have the continuous stamping die of continuous actions such as stamp, shearing and bending concurrently, promptly increased the complexity of diel, manufacturing cost is improved relatively.
Therefore, if will solve the high problem of aforementioned patent case manufacturing cost, being improved at motor rotor pivot mechanism is very urgent thing.
Summary of the invention
Main purpose of the present invention is to provide a kind of clasp seat that has " leaving the space of inserting for the top of axle " and " articulating spacing " function concurrently that is provided with, and can reduce the motor rotor pivot mechanism of parts, minimizing assembling procedure.
Technical scheme of the present invention:
A kind of motor rotor pivot mechanism, it comprises: an axle, be fixedly arranged on rotor central authorities, and its outer end has the top, have the less annular groove of external diameter near top distolateral; One axle sleeve, sealing is formed on the bottom, this axle sleeve inside is the blind hole in single aperture and a clasp seat and an oil-retaining bearing is housed in regular turn, wherein, the clasp seat is resisted against between the inner bottom surface and oil-retaining bearing bottom surface of axle sleeve simultaneously, and the outer peripheral face of this clasp seat contacts with the inner peripheral surface of this axle sleeve, this clasp seat is the hollow and annular body that two ends connect, the thickness of this clasp seat leaves the space that the top of axle is inserted, and the port of the corresponding oil-retaining bearing of this clasp seat one end extends internally, form an axis hole, the minimum diameter of this axis hole is snapped in the annular groove of axle less than the maximum outside diameter of this axle.
Wherein: described clasp seat one end extends internally, and several are held in the cramp of axle annular groove.Described axle sleeve dress is fixed on the positioning seat of this stator.Described axle sleeve and positioning seat are one and extend.Tolerance fit between described oil-retaining bearing and the sleeve lining is an interference fit.Tolerance fit between described oil-retaining bearing and the sleeve lining is for movingly.Described oil-retaining bearing upper end disposes the locating ring of this oil-retaining bearing of location.Be provided with a pad in the described clasp seat bottom and between the inner bottom surface of this axle sleeve, the top of this axle presses on this pad.Described pad must be made by the flexible wear-resistant material of tool.
The invention has the advantages that:
1, because the clasp seat of hollow and annular body, an end several cramps that extended internally, each cramp forms the axis hole of a corresponding oil-retaining bearing, just can be snapped in the annular groove of axle, deviates from when preventing the rotor rotation.
2, owing to be provided with the clasp seat that has " leaving the space of inserting for the top of axle " and " articulating spacing " function concurrently, therefore, not only have functions such as assembling is convenient, guarantor's oil, oil storage, more have the advantage that reduces parts, reduces assembling procedure concurrently.
3, owing to dispose this clasp seat, more can make the axle sleeve normalized production, no longer need the automation mould of extra customized costliness, so can reduce the manufacturing production cost.
Description of drawings
Fig. 1, be the perspective exploded view of first embodiment of the invention.
Fig. 2, be the cross-sectional schematic of first embodiment of the invention.
Fig. 3, be the cross-sectional schematic of second embodiment of the invention.
Fig. 4, be the perspective exploded view of third embodiment of the invention.
Fig. 5, be the cross-sectional schematic of third embodiment of the invention.
Fig. 6, for commonly using the perspective exploded view of motor pin-joint mechanism.
Embodiment
For to purpose of the present invention, technical characterictic and advantage thereof, can have and further understand and be familiar with, lift the number preferred embodiment now and be described in detail as follows:
See also shown in Fig. 1,2, first embodiment of the invention, a kind of motor rotor pivot mechanism, motor wherein mainly comprise a rotor and a stator, and rotor central authorities are provided with an axle.Design focal point of the present invention focuses on the spacing technology of pivot joint of this axle, is known as for other thin bilge construction of rotor and stator, is not technology of the present invention place, so will repeat no more hereinafter.
These set axle 71 outer ends of rotor central authorities have top 72, and these 72 upper ends, top are provided with the less annular groove of external diameter 73;
This stator pack contains one adorns the axle sleeve 31 that is fixed on the positioning seat 12, this axle sleeve 31 is hollow cylindrical, and the bottom is closed state, and a clasp seat 40 and an oil-retaining bearing 60 are housed in this axle sleeve 31 in regular turn, again by a locating ring 61 with aforementioned both be fixed in the axle sleeve 31.
Wherein, clasp seat 40 is hollow ring bodies that two ends connect, an end several cramps 41 that extended internally, and each cramp 41 central authorities forms the axis holes 42 corresponding to oil-retaining bearing 60, the minimum diameter of this axis hole 42 is snapped in the annular groove 73 of axle 71 less than the maximum outside diameter of axle 71; So, after the axle 71 of this rotor is passed oil-retaining bearing 60, its top 72 can direct roof pressure in each cramp 41, and each cramp 41 is held in the annular groove 73 of axle 71, in case deviate from during the rotation of spline.
Tolerance fit between this oil-retaining bearing 60 and axle sleeve 31 inwalls is for movingly (as shown in Figure 2), so must dispose the locating ring 61 of this oil-retaining bearing 60 of location in oil-retaining bearing 60 upper ends again.
Because the thickness of clasp seat 40 leaves the space of inserting the top 72 of axle 71 and articulates spacing function, therefore, can reduce parts and assembling procedure, save and make production cost.
Referring to shown in Figure 3; the structure of second embodiment of the invention and first embodiment are basic identical; difference is: in the present embodiment; tolerance fit between this oil-retaining bearing 60 and axle sleeve 31 inwalls is an interference fit; be provided with a pad 43 in these axle sleeve 31 bottoms; again in regular turn insert clasp seat 40 and oil-retaining bearing 60 thereafter; this pad 43 must be made by the flexible wear-resistant material of tool; because of the top 72 of this axle 71 just presses on rotation on this pad 43; so second embodiment both can save the cost of parts of locating ring 61, can reach the purpose of buffering and protection axle 71 again.
Shown in Fig. 4,5, the structure of third embodiment of the invention and first embodiment are basic identical, and difference is: in the present embodiment, this axle sleeve 36 is an one with positioning seat 13, be that positioning seat 13 central authorities extend upward a hollow cylinder that forms vertically, and the bottom also is closed state.So after the axle 71 of this rotor was passed oil-retaining bearing 60, top 72 directly pressed on each cramp 41, and each cramp 41 was held in the annular groove 73 of axle 71, deviate from the time of can preventing the rotor rotation.
In sum, the present invention is owing to be provided with the clasp seat that has " leaving the space of inserting for the top of axle " and " articulating spacing " function concurrently, therefore, not only have functions such as assembling is convenient, guarantor's oil, oil storage, more have the advantage that reduces parts, reduces assembling procedure concurrently, and the configuration of this clasp seat more can make the axle sleeve normalized production, the automation mould that no longer needs extra customized costliness is saved and is made production cost.
The above embodiment only is several preferred embodiment of the present invention, is not in order to limit practical range of the present invention.All those who are familiar with this art all can make various equivalence and change and modify, but all should be covered by within the protection range that this patent claim defined.
Claims (9)
1. motor rotor pivot mechanism, it comprises:
One axle is fixedly arranged on rotor central authorities, and its outer end has the top, has the less annular groove of external diameter near top distolateral;
One axle sleeve, sealing is formed on the bottom, this axle sleeve inside is the blind hole in single aperture and a clasp seat and an oil-retaining bearing is housed in regular turn, wherein, the clasp seat is resisted against between the inner bottom surface and oil-retaining bearing bottom surface of axle sleeve simultaneously, and the outer peripheral face of this clasp seat contacts with the inner peripheral surface of this axle sleeve, this clasp seat is the hollow and annular body that two ends connect, the thickness of this clasp seat leaves the space that the top of axle is inserted, and the port of the corresponding oil-retaining bearing of this clasp seat one end extends internally, form an axis hole, the minimum diameter of this axis hole is snapped in the annular groove of axle less than the maximum outside diameter of this axle.
2. motor rotor pivot mechanism according to claim 1 is characterized in that: described clasp seat one end extends internally, and several are held in the cramp of axle annular groove.
3. motor rotor pivot mechanism according to claim 1 is characterized in that: described axle sleeve is arranged on the seat of the certain position of a stator.
4. motor rotor pivot mechanism according to claim 3 is characterized in that: described axle sleeve and this positioning seat are one and extend.
5. motor rotor pivot mechanism according to claim 1 is characterized in that: the tolerance fit between described oil-retaining bearing and the sleeve lining is an interference fit.
6. motor rotor pivot mechanism according to claim 1 is characterized in that: the tolerance fit between described oil-retaining bearing and the sleeve lining is for movingly.
7. motor rotor pivot mechanism according to claim 6 is characterized in that: described oil-retaining bearing upper end disposes the locating ring of this oil-retaining bearing of location.
8. motor rotor pivot mechanism according to claim 1 is characterized in that: be provided with a pad in the described clasp seat bottom and between the inner bottom surface of this axle sleeve, the top of this axle presses on this pad.
9. motor rotor pivot mechanism according to claim 8 is characterized in that: described pad must be made by the flexible wear-resistant material of tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100649760A CN101043159B (en) | 2006-03-20 | 2006-03-20 | Motor rotor pivot mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100649760A CN101043159B (en) | 2006-03-20 | 2006-03-20 | Motor rotor pivot mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101043159A CN101043159A (en) | 2007-09-26 |
| CN101043159B true CN101043159B (en) | 2010-08-11 |
Family
ID=38808450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006100649760A Active CN101043159B (en) | 2006-03-20 | 2006-03-20 | Motor rotor pivot mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101043159B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108977964A (en) * | 2018-09-30 | 2018-12-11 | 浙江美来亚纺织有限公司 | Avenge Neil equipment revolution at a high speed head |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4968910A (en) * | 1989-08-31 | 1990-11-06 | Micronel Ag | Axial securing device for the shaft of a small motor |
| CN2466846Y (en) * | 2001-01-21 | 2001-12-19 | 云泰科技股份有限公司 | Rotor fixing structure |
| CN2475213Y (en) * | 2001-04-13 | 2002-01-30 | 建准电机工业股份有限公司 | Electric machine having rotor with rotary shaft set equipped with auxiliary pin jointing parts |
| US6720694B2 (en) * | 2001-03-30 | 2004-04-13 | Sunonwealth Electric Machine Industry Co., Ltd. | Supporting structure for a rotor |
-
2006
- 2006-03-20 CN CN2006100649760A patent/CN101043159B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4968910A (en) * | 1989-08-31 | 1990-11-06 | Micronel Ag | Axial securing device for the shaft of a small motor |
| CN2466846Y (en) * | 2001-01-21 | 2001-12-19 | 云泰科技股份有限公司 | Rotor fixing structure |
| US6720694B2 (en) * | 2001-03-30 | 2004-04-13 | Sunonwealth Electric Machine Industry Co., Ltd. | Supporting structure for a rotor |
| CN2475213Y (en) * | 2001-04-13 | 2002-01-30 | 建准电机工业股份有限公司 | Electric machine having rotor with rotary shaft set equipped with auxiliary pin jointing parts |
Non-Patent Citations (1)
| Title |
|---|
| 同上. |
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| Publication number | Publication date |
|---|---|
| CN101043159A (en) | 2007-09-26 |
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| C06 | Publication | ||
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Address after: The new Taiwan China Ya Lu Kaohsiung City No. 30 Lane 296 Patentee after: Jianzhun Electric Motor Industry Co., Ltd. Address before: Taiwan, China Patentee before: Jianzhun Electric Motor Industry Co., Ltd. |
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