CN110048539A - A kind of servo motor rotation protection structure - Google Patents
A kind of servo motor rotation protection structure Download PDFInfo
- Publication number
- CN110048539A CN110048539A CN201910415318.9A CN201910415318A CN110048539A CN 110048539 A CN110048539 A CN 110048539A CN 201910415318 A CN201910415318 A CN 201910415318A CN 110048539 A CN110048539 A CN 110048539A
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- Prior art keywords
- cylindrical body
- bearing
- servo motor
- cylinder
- cylinder groove
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/163—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields radially supporting the rotary shaft at only one end of the rotor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/18—Casings or enclosures characterised by the shape, form or construction thereof with ribs or fins for improving heat transfer
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The present invention relates to servo motor technical fields, especially a kind of servo motor rotation protection structure, including servo motor main body, end cap is fixedly installed with close to output end side end on servo motor, through equipped with output shaft on end cap, first bearing supporting element is fixedly installed with far from servo motor body side surface side on end cap, second bearing supporting element, 3rd bearing supporting element, first bearing supporting element, second bearing supporting element, the first cylinder groove that size is identical and is connected to is had inside 3rd bearing supporting element, second cylinder groove, third cylinder groove, first cylinder groove, second cylinder groove, third cylinder groove is arranged with first bearing respectively, second bearing, radiate bearing.The present invention has the advantages that can be not damaged by external object when effective protection servo motor output shaft high speed rotation and improve output shaft rotational stabilization.
Description
Technical field
The present invention relates to servo motor technical field more particularly to a kind of servo motor rotation protection structures.
Background technique
Servo motor can make to control speed, and position precision is very accurate, can convert torque and revolving speed for voltage signal
With drive control object.Servo motor rotor revolving speed is controlled by input signal, and energy fast reaction, in automatic control system,
As executive component, and there are the characteristics such as electromechanical time constant small, the linearity is high, pickup voltage, it can be the electric signal received
The angular displacement being converted on motor reel or angular speed output.It is divided into direct current and AC servomotor two major classes, it is main special
Point is, when signal voltage is zero without rotation phenomenon, revolving speed uniform descent with the increase of torque.
In actual use, since the shaft for stretching out end cap will do it high speed rotation, when the resistance by other objects
When keeping off or touching with other objects, it is easy to cause shaft to damage, to influence steady when rotor core is rotated
It is qualitative, it is unfavorable for the normal use of servo motor.
Summary of the invention
The purpose of the present invention is to solve existing in the prior art the shortcomings that shaft is easily damaged, and the one kind proposed is watched
Take motor rotation protection structure.
To achieve the goals above, present invention employs following technical solutions:
Design a kind of servo motor rotation protection structure, including servo motor main body, close output end one on the servo motor
Side end is fixedly installed with end cap, runs through on the end cap and is equipped with output shaft, far from servo motor body side on the end cap
Screw thread is equipped with the first cylindrical body at the center of surface, fixes and pacifies far from servo motor body side end on first cylindrical body
Equipped with the second cylindrical body, first cylindrical body is identical as the second cylindrical body size, first cylindrical body and the second cylindrical body
First bearing supporting element is formed, the first cylinder groove, center inside first cylinder groove are provided in the first bearing supporting element
Place is arranged with first bearing, spiral shell at separate first servo motor body side end surface center on the first bearing supporting element
Line is equipped with third cylindrical body, is fixedly installed with the far from first bearing supporting element side end surface on the third cylindrical body
Four cylinder bodies, the third cylindrical body is identical as the 4th cylindrical body size, and the third cylindrical body and the 4th cylindrical body form
Second bearing supporting element is provided with the second cylinder identical and corresponding with the first cylinder groove size in the second bearing supporting element
Slot is arranged with second bearing in second cylinder groove, supports on the second bearing supporting element far from first bearing at center
The 5th cylindrical body, separate second bearing supporting element one on the 5th cylindrical body are fixedly installed at the face extremities center of part side
Side end surface is fixedly installed with the 6th cylindrical body, and the 5th cylindrical body is identical as the 6th cylindrical body size, the 5th circle
Cylinder and the 6th cylindrical body form 3rd bearing supporting element, are provided with and the second cylinder groove size phase in the 3rd bearing supporting element
With and corresponding third cylinder groove, be arranged with heat dissipation bearing at center in the third cylinder groove, the output shaft is through setting
First bearing, radiates on bearing at second bearing.
Preferably, the first screw thread is fixedly installed at separate servo motor body side end surface center on the end cap
Connecting sleeve is circumferentially provided with and the first screw joint casing on first cylindrical body close to servo motor body side surface
The compatible external screw thread of interior internal screw thread, first cylindrical body are threadably mounted in the first screw joint casing, and described second
Far from the second screw joint casing is fixedly installed at the first cylinder side end surface center on cylindrical body, the third is round
Close servo motor body side surface is circumferentially provided with compatible with the internal screw thread in the second screw joint casing on cylinder
External screw thread, the third cylindrical body are threadably mounted in the second screw joint casing, far from third circle on the 4th cylindrical body
Third screw joint casing, close servo motor on the 5th cylindrical body are fixedly installed at the center of cylinder side end surface
One side surface of cylinder is circumferentially provided with external screw thread compatible with the internal screw thread in third screw joint casing, the 5th cylinder
Body is threadably mounted in third screw joint casing.
Preferably, first cylindrical body and the second cylindrical body, third cylindrical body and the 4th cylindrical body, the 5th cylindrical body with
On 6th cylindrical body corresponding side end surface it is circumferentially distributed be fixed with that size is identical and corresponding first connection ring with
Second connection ring, third connection ring and the 4th connection ring, the 5th connection ring and the 6th connection ring, first connection ring and second
Pass through several spiral shells after connection ring, third connection ring and the 4th connection ring, the 5th connection ring and the 6th connection ring are corresponding two-by-two
Nail is mutually fixedly connected.
Preferably, first cylinder groove, the second cylinder groove, third cylinder groove interior surface are circumferentially provided at center
First annular groove compatible with first bearing, second bearing, heat dissipation bearing size, second annular groove, third ring respectively
Connected in star, the first bearing, second bearing, heat dissipation bearing with corresponding first annular groove, second annular groove, third
Annular groove, which matches, to be fastened in corresponding cylinder groove.
Preferably, the heat dissipation bearing includes 3rd bearing, inner ring, if the inner ring outer surface is circumferentially fixed with
It is dry to be vented flabellum, it is fixedly welded in 3rd bearing on the exhaust flabellum far from inner ring side end, it is solid in the inner ring
Surely it is equipped with rubber washer.
Preferably, first cylindrical body, the second cylindrical body, third cylindrical body, the 4th cylindrical body, the 5th cylindrical body,
Six peripheries are circumferentially provided with several outlets being connected with the first cylinder groove, the second cylinder groove, third cylinder groove
Hole.
Preferably, first cylindrical body, the second cylindrical body, third cylindrical body, the 4th cylindrical body, the 5th cylindrical body,
Six peripheries are coated with rubber layer.
Preferably, circular radiating mouth is provided with around output shaft at center on the end cap.
A kind of servo motor rotation protection structure proposed by the present invention, beneficial effect are: passing through setting first bearing, the
Two bearings, heat dissipation bearing, can be improved the high-speed rotating stability of servo motor output shaft；It is supported by setting first bearing
Part, second bearing supporting element, 3rd bearing supporting element, can be not outer when rotating at high speed with effective protection servo motor output shaft
Boundary's object damaged in collision；By the radiator shutter for following main shaft to rotate in setting heat dissipation bearing, can use radiator shutter will justify
The heat discharge that output shaft high speed rotation generates in column slot；By the way that gas outlet is arranged, radiator shutter can be cooperated timely to inject
The lower air of ambient temperature is in cylinder groove to be cooled down.
Detailed description of the invention
Fig. 1 is the schematic diagram of internal structure after a kind of installation of servo motor rotation protection structure proposed by the present invention；
Fig. 2 is a kind of internal junction when being not installed on servo motor of servo motor rotation protection structure proposed by the present invention
Structure schematic diagram；
Fig. 3 is partial structural diagram at a kind of A of servo motor rotation protection structure proposed by the present invention；
Fig. 4 is a kind of end cap positive structure schematic of servo motor rotation protection structure proposed by the present invention；
Fig. 5 is a kind of structural schematic diagram of the heat dissipation bearing of servo motor rotation protection structure proposed by the present invention.
In figure: servo motor main body 1, end cap 2, shaft 3, first bearing supporting element 4, the first cylindrical body 401, the second cylinder
Body 402, second bearing supporting element 5, third cylindrical body 501, the 4th cylindrical body 502,3rd bearing supporting element 6, the 5th cylindrical body
601, the 6th cylindrical body 602, first bearing 7, second bearing 8, heat dissipation bearing 9,3rd bearing 901, inner ring 902, exhaust flabellum
903, rubber washer 904, the first connection ring 10, the second connection ring 11, third connection ring 12, the connection of the 4th connection ring the 13, the 5th
Ring 14, the 6th connection ring 15, the first screw joint casing 16, the second screw joint casing 17, third screw joint casing 18,
One cylinder groove 19, the second cylinder groove 20, third cylinder groove 21, first annular groove 22, second annular groove 23, third annular are recessed
Slot 24, venthole 25, circular radiating mouth 26.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-5, a kind of servo motor, which rotates, protects structure, including servo motor main body 1, close on servo motor 1
Output end side end is fixedly installed with end cap 2, runs through on end cap 2 and is equipped with output shaft 3, around output shaft 3 at center on end cap 2
It is provided with circular radiating mouth 26, when being vented the rotation of flabellum 903, the heat that work generates in servo motor main body 1 also can be from annular
Thermovent 26 is into cylinder groove as the air of the flowing in cylinder groove is discharged after interior.
The first cylindrical body 401 is installed far from screw thread at 1 one side surface center of servo motor main body on end cap 2, it is remote on lid 2
From being fixedly installed with the first screw joint casing 16 at 1 side end surface center of servo motor main body, on the first cylindrical body 401
Outer spiral shell compatible with the internal screw thread in the first screw joint casing 16 is circumferentially provided with close to 1 one side surface of servo motor main body
Line, the first cylindrical body 401 are threadably mounted in the first screw joint casing 16, are threadedly coupled more easy, the first cylindrical body 401
It is upper to be fixedly installed with the second cylindrical body 402, the first cylindrical body 401 and the second cylindrical body far from 1 side end of servo motor main body
402 sizes are identical, the first cylindrical body 401 and the second cylindrical body 402 composition first bearing supporting element 4, in first bearing supporting element 4
It is provided with the first cylinder groove 19, the first cylinder groove is arranged with first bearing 7 at 19 inside center.
The is equipped with far from screw thread at 1 side end surface center of first servo motor main body on first bearing supporting element 4
Three cylindrical bodies 501, far from being fixedly installed with second at 401 side end surface center of the first cylindrical body on the second cylindrical body 402
Screw joint casing 17 is circumferentially provided on third cylindrical body 501 close to 1 one side surface of servo motor main body and the second screw thread connects
The compatible external screw thread of internal screw thread in female connector pipe 17, third cylindrical body 501 are threadably mounted in the second screw joint casing 17,
The 4th cylinder body 502, third are fixedly installed with far from 4 side end surface of first bearing supporting element on third cylindrical body 501
Cylindrical body 501 is identical as 502 size of the 4th cylindrical body, third cylindrical body 501 and the composition second bearing support of the 4th cylindrical body 502
Part 5 is provided with identical as 19 size of the first cylinder groove and corresponding second cylinder groove 20, the second cylinder in second bearing supporting element 5
Second bearing 8 is arranged in slot 20 at center.
The 5th is fixedly installed at separate 4 side face extremities center of first bearing supporting element on second bearing supporting element 5
Cylindrical body 601, far from being fixedly installed with third screw thread at 501 side end surface center of third cylindrical body on four cylindrical bodies 502
Connecting sleeve 18 is circumferentially provided with and third threaded connecting sleeve on the 5th cylindrical body 601 close to 1 one side surface of servo motor cylinder
The compatible external screw thread of internal screw thread in pipe 18, the 5th cylindrical body 601 are threadably mounted in third screw joint casing 18, and the 5th
The 6th cylindrical body 602, the 5th cylindrical body are fixedly installed with far from 5 side end surface of second bearing supporting element on cylindrical body 601
601 is identical as 602 size of the 6th cylindrical body, and the 5th cylindrical body 601 and the 6th cylindrical body 602 form 3rd bearing supporting element 6, the
Third cylinder groove 21 identical and corresponding with 20 size of the second cylinder groove is provided in three bearing supports 6, in third cylinder groove 21
Heat dissipation bearing 9 is arranged at center, heat dissipation bearing 9 includes 3rd bearing 901, inner ring 902, and 902 outer surface of inner ring is circumferentially
Several exhaust flabellums 903 are fixed with, is vented on flabellum 903 and is fixedly welded on 3rd bearing far from 902 side end of inner ring
In 901, rubber washer 904 is fixed in inner ring 902, rubber washer 904 can allow output to receive 3 and be combined more with inner ring 902
Closely, so that output shaft 3 can effectively drive inner ring 902 to rotate, the inner ring of rotation drives exhaust fan leaf 903 to rotate, constantly
By in cylinder groove air be discharged, output shaft 3 through setting first bearing 7, second bearing 8, heat dissipation bearing 9 on.
First cylindrical body 401 and the second cylindrical body 402, third cylindrical body 501 and the 4th cylindrical body 502, the 5th cylindrical body
601 is identical and corresponding first as the circumferentially distributed size that is fixed in corresponding side end surface on the 6th cylindrical body 602
Connection ring 10 and the second connection ring 11, third connection ring 12 and the 4th connection ring 13, the 5th connection ring 14 and the 6th connection ring 15,
First connection ring 10 is connect with the second connection ring 11, third connection ring 12 with the 4th connection ring 13, the 5th connection ring 14 with the 6th
Ring 15 is mutually fixedly connected after corresponding to two-by-two by several screws, when replacing bearing, need to only be removed screw, then by two
After a cylindrical body separates, directly bearing is removed.
First cylinder groove 19, the second cylinder groove 20, third cylinder groove are circumferentially provided with difference at 21 interior surface center
First annular groove 22 compatible with first bearing 7, second bearing 8, heat dissipation 9 size of bearing, second annular groove 23, third
Annular groove 24, first bearing 7, second bearing 8, heat dissipation bearing 9 with corresponding first annular groove 22, second annular groove
23, third annular groove 24, which matches, is fastened in corresponding cylinder groove, and installation bearing in this way is very easy, convenient for the later period
Replacement maintenance.
First cylindrical body 401, the second cylindrical body 402, third cylindrical body 501, the 4th cylindrical body 502, the 5th cylindrical body
601,602 surface of the 6th cylindrical body is circumferentially provided with several and the first cylinder groove 19, the second cylinder groove 20, third cylinder groove
21 ventholes 25 being connected, rotation exhaust flabellum 903 by cylinder groove hot-air exclude when, extraneous cold air from
Venthole enters in cylinder groove, carries out to cylinder groove inner part effectively cooling.
First cylindrical body 401, the second cylindrical body 402, third cylindrical body 501, the 4th cylindrical body 502, the 5th cylindrical body
601,602 surface of the 6th cylindrical body is coated with rubber layer, and rubber layer can effectively improve the shock resistance on bearing supports surface
Ability.
In the use of the present invention, can use the rotational stabilization that three bearings effectively improve output shaft, while first axle
Holding supporting element 4, second bearing supporting element 5,3rd bearing supporting element 6, to can effectively protect high-speed rotating output shaft 3 not extraneous
Foreign matter damaged in collision, radiate bearing 9 on more follow output shaft 3 rotate exhaust flabellum 903, can be timely by cylinder groove
Interior heat is timely discharged, the configuration of the present invention is simple, and change is conveniently replaceable maintenance, is worthy to be popularized.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. structure, including servo motor main body (1), close output on the servo motor (1) are protected in a kind of servo motor rotation
End side end is fixedly installed with end cap (2), through equipped with output shaft (3) on the end cap (2), which is characterized in that the end
It is equipped with the first cylindrical body (401) on lid (2) far from screw thread at (1) one side surface center of servo motor main body, first circle
It is fixedly installed with the second cylindrical body (402) on cylinder (401) far from servo motor main body (1) side end, first cylinder
Body (401) is identical as the second cylindrical body (402) size, first cylindrical body (401) and the second cylindrical body (402) composition first
Bearing supports (4), the first bearing supporting element (4) is interior to be provided with the first cylinder groove (19), in first cylinder groove (19)
It is arranged at portion center first bearing (7), far from first servo motor main body (1) side on the first bearing supporting element (4)
Screw thread is equipped with third cylindrical body (501) at end surface center, is supported on the third cylindrical body (501) far from first bearing
Part (4) side end surface is fixedly installed with the 4th cylinder body (502), the third cylindrical body (501) and the 4th cylindrical body
(502) size is identical, the third cylindrical body (501) and the 4th cylindrical body (502) composition second bearing supporting element (5), described
It is provided with identical as the first cylinder groove (19) size and corresponding second cylinder groove (20) in second bearing supporting element (5), described the
It is arranged with second bearing (8) at two cylinder grooves (20) interior center, is supported on the second bearing supporting element (5) far from first bearing
The 5th cylindrical body (601) is fixedly installed at part (4) side face extremities center, far from the on the 5th cylindrical body (601)
Two bearing supports (5) side end surface is fixedly installed with the 6th cylindrical body (602), the 5th cylindrical body (601) and the
Six cylindrical bodies (602) size is identical, and the 5th cylindrical body (601) and the 6th cylindrical body (602) form 3rd bearing supporting element
(6), third cylinder groove identical and corresponding with the second cylinder groove (20) size is provided in the 3rd bearing supporting element (6)
(21), heat dissipation bearing (9) is arranged at the interior center of the third cylinder groove (21), the output shaft (3) is through setting first axle
It holds (7), second bearing (8), radiate on bearing (9).
2. a kind of servo motor rotation protection structure according to claim 1, which is characterized in that remote on the end cap (2)
From being fixedly installed with the first screw joint casing (16) at servo motor main body (1) side end surface center, described first is round
On cylinder (401) close to (1) one side surface of servo motor main body be circumferentially provided with it is interior in the first screw joint casing (16)
The compatible external screw thread of screw thread, first cylindrical body (401) are threadably mounted in the first screw joint casing (16), and described the
The second threaded connecting sleeve is fixedly installed at separate first cylindrical body (401) side end surface center on two cylindrical bodies (402)
It manages (17), is circumferentially provided on the third cylindrical body (501) close to (1) one side surface of servo motor main body and connects with the second screw thread
The compatible external screw thread of internal screw thread in female connector pipe (17), the third cylindrical body (501) are threadably mounted at the second threaded connection
In casing (17), far from fixed installation at third cylindrical body (501) side end surface center on the 4th cylindrical body (502)
Have third screw joint casing (18), on the 5th cylindrical body (601) circumferentially close to (1) one side surface of servo motor cylinder
It is provided with external screw thread compatible with the internal screw thread in third screw joint casing (18), the 5th cylindrical body (601) the screw thread peace
In third screw joint casing (18).
3. a kind of servo motor rotation protection structure according to claim 1, which is characterized in that first cylindrical body
(401) with the second cylindrical body (402), third cylindrical body (501) and the 4th cylindrical body (502), the 5th cylindrical body (601) and the 6th
Corresponding side end surface is circumferentially distributed on cylindrical body (602) is fixed with that size is identical and corresponding first connection ring
(10) it is connect with the second connection ring (11), third connection ring (12) with the 4th connection ring (13), the 5th connection ring (14) with the 6th
Ring (15), first connection ring (10) and the second connection ring (11), third connection ring (12) and the 4th connection ring (13), the 5th
It is mutually fixedly connected after connection ring (14) and the 6th connection ring (15) are corresponding two-by-two by several screws.
4. a kind of servo motor rotation protection structure according to claim 1, which is characterized in that first cylinder groove
(19), the second cylinder groove (20), be circumferentially provided at third cylinder groove (21) interior surface center respectively with first bearing
(7), second bearing (8), the compatible first annular groove (22) of heat dissipation bearing (9) size, second annular groove (23), third
Annular groove (24), the first bearing (7), second bearing (8), heat dissipation bearing (9) with corresponding first annular groove
(22), second annular groove (23), third annular groove (24) are matched and are fastened in corresponding cylinder groove.
5. a kind of servo motor rotation protection structure according to claim 1, which is characterized in that the heat dissipation bearing (9)
Including 3rd bearing (901), inner ring (902), inner ring (902) outer surface is circumferentially fixed with several exhaust flabellums
(903), it is fixedly welded in 3rd bearing (901) on the exhaust flabellum (903) far from inner ring (902) side end, institute
It states in inner ring (902) and is fixed with rubber washer (904).
6. a kind of servo motor rotation protection structure according to claim 1, which is characterized in that first cylindrical body
(401), the second cylindrical body (402), third cylindrical body (501), the 4th cylindrical body (502), the 5th cylindrical body (601), the 6th circle
Cylinder (602) surface is circumferentially provided with several and the first cylinder groove (19), the second cylinder groove (20), third cylinder groove (21)
The venthole (25) being connected.
7. a kind of servo motor rotation protection structure according to claim 1, which is characterized in that first cylindrical body
(401), the second cylindrical body (402), third cylindrical body (501), the 4th cylindrical body (502), the 5th cylindrical body (601), the 6th circle
Cylinder (602) surface is coated with rubber layer.
8. a kind of servo motor rotation protection structure according to claim 1, which is characterized in that on the end cap (2) just
Middle place is provided with circular radiating mouth (26) around output shaft (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910415318.9A CN110048539B (en) | 2019-05-17 | 2019-05-17 | Rotary protection structure of servo motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910415318.9A CN110048539B (en) | 2019-05-17 | 2019-05-17 | Rotary protection structure of servo motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110048539A true CN110048539A (en) | 2019-07-23 |
| CN110048539B CN110048539B (en) | 2020-11-10 |
Family
ID=67282497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910415318.9A Expired - Fee Related CN110048539B (en) | 2019-05-17 | 2019-05-17 | Rotary protection structure of servo motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110048539B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19742800C1 (en) * | 1997-09-27 | 1999-09-02 | Stegmann Max Antriebstech | Drive system, e.g. for use as a servo motor |
| US20030155832A1 (en) * | 2002-02-16 | 2003-08-21 | Herren Gerald R. | Concentric electric motor additive speed drive |
| CN205936995U (en) * | 2016-08-27 | 2017-02-08 | 浙江解放机械制造有限公司 | Aerogenerator main shaft |
| CN206564516U (en) * | 2017-03-31 | 2017-10-17 | 鹤山市恒富微型电机有限公司 | Rotating shaft protection structure for micro machine |
| CN108054893A (en) * | 2017-11-30 | 2018-05-18 | 上海航天控制技术研究所 | A kind of permanent magnet synchronous servo motor structure of Curve guide impeller |
-
2019
- 2019-05-17 CN CN201910415318.9A patent/CN110048539B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19742800C1 (en) * | 1997-09-27 | 1999-09-02 | Stegmann Max Antriebstech | Drive system, e.g. for use as a servo motor |
| US20030155832A1 (en) * | 2002-02-16 | 2003-08-21 | Herren Gerald R. | Concentric electric motor additive speed drive |
| CN205936995U (en) * | 2016-08-27 | 2017-02-08 | 浙江解放机械制造有限公司 | Aerogenerator main shaft |
| CN206564516U (en) * | 2017-03-31 | 2017-10-17 | 鹤山市恒富微型电机有限公司 | Rotating shaft protection structure for micro machine |
| CN108054893A (en) * | 2017-11-30 | 2018-05-18 | 上海航天控制技术研究所 | A kind of permanent magnet synchronous servo motor structure of Curve guide impeller |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110048539B (en) | 2020-11-10 |
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Granted publication date: 20201110 |