CN108809005A - A kind of direct driving motor stator turn mandrel - Google Patents
A kind of direct driving motor stator turn mandrel Download PDFInfo
- Publication number
- CN108809005A CN108809005A CN201810601949.5A CN201810601949A CN108809005A CN 108809005 A CN108809005 A CN 108809005A CN 201810601949 A CN201810601949 A CN 201810601949A CN 108809005 A CN108809005 A CN 108809005A
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- CN
- China
- Prior art keywords
- flange
- mandrel
- connecting flange
- stator
- disc
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- 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.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
Abstract
The present invention relates to aerogenerator stator field, specifically a kind of direct driving motor stator turns over mandrel, it is intended to solve the technical issues of part flange interface plane and the misaligned direct driving motor of stator gravity plane cannot be overturn with tipper.It adopts the following technical scheme that：It is formed by two mandrel unit splicings being axially and symmetrically arranged, the mandrel unit is including being all cricoid connecting flange and clamping flange, the connecting flange and the clamping flange coaxial and axile displacement setting, the outer diameter of the clamping flange is less than the outer diameter of connecting flange, and the clamping flange of two mandrel units connects, it is circumferentially evenly equipped with several disc between clamping flange and connecting flange, disc axial direction both ends are separately fixed on connecting flange and clamping flange, several installation through-holes are circumferentially evenly equipped on connecting flange, the connecting flange of two mandrel units is separately fixed at the both ends of the surface of stator by the installation through-hole.Present invention is mainly utilized as the stators of direct wind-driven generator to overturn mandrel.
Description
Technical field
The present invention relates to aerogenerator stator field, specifically a kind of direct driving motor stator turns over mandrel.
Background technology
Permanent magnet direct-driving aerogenerator stator is generally inner stator, needs repeatedly to turn in manufacturing assembling process, be related to
To technical process such as stator core manufacture, dipping lacquer and spray paintings.Existing stator turn mainly has the following two kinds means：First, using hand
Dynamic equipment for supporting patient with burn is operated using the cooperation of dummy shaft, ground fixing bracket and overhead traveling crane, and degree of danger is higher, and needs more people
Cooperation, heavy workload；Second is that turned over using turning machine, such as the overturning described in Patent No. 201010551072.7 clamps
Device is overturn being clamped at the flange-interface of stator, present tipper mainly overturn object be flange-interface plane with
The stator that stator gravity plane overlaps, overturning is efficient, and safety coefficient is high, and time saving and energy saving.Because motor stator outer ring is uniform
It is wound with coil, so the center of gravity of motor concentrates on axial centre position, here in so-called flange-interface plane and stator
The coincidence of heart plane refers to that flange-interface also is located at centre position, is overlapped with position of centre of gravity, and convex is formed with clamping part, Neng Gouyu
The clamping device of turning machine coordinates.But in existing permanent magnet direct-driving aerogenerator, the flange-interface plane of part motor with it is fixed
Sub- gravity plane is misaligned, i.e., flange-interface plane is not or not axial centre position, fixed if being turned over turning machine
Son is caused to turn over failure, so for this kind of motor one during turning over by larger moment loading, destructible stator support
As manually overturn using dummy shaft, therefore cause the poor efficiency of this kind of motor overturning, high labor cost, a dangerous high system
Row problem.
Invention content
Present invention seek to address that the part flange interface plane direct driving motor misaligned with stator gravity plane cannot be with turning over
The technical issues of favourable turn is overturn.For this purpose, the present invention proposes that a kind of direct driving motor stator turns over mandrel, it can be by flange-interface mistake
It crosses onto position of centre of gravity, makes that it is suitable for turning machines.
The technical solution adopted by the present invention to solve the technical problems is：
A kind of direct driving motor stator turn mandrel, is formed, i.e. two mandrels by two mandrel unit splicings being axially and symmetrically arranged
The structure of unit is identical, and the mandrel unit is including being all cricoid connecting flange and clamping flange, the connecting flange
With the clamping flange coaxial and axile displacement setting, the outer diameter that flange is clamped is less than the outer diameter of connecting flange and two
The clamping flange of mandrel unit connects, and is clamped between flange and connecting flange and is circumferentially evenly equipped with several disc, and the disc is axial
Both ends are separately fixed on connecting flange and clamping flange, and several installation through-holes, two mandrels are circumferentially evenly equipped on connecting flange
The connecting flange of unit is separately fixed at the both ends of the surface of stator by the installation through-hole.The entire mandrel that turns over is by two mandrel lists
Member composition, two mandrel units are symmetrical about the plane that two clamping flanges connect.It is closed as size well known to those skilled in the art
System, the outer diameter of connecting flange are more than the internal diameter of stator, and the outer diameter that flange is clamped is less than the internal diameter of stator.When installation, first by spoke
Board shaft is separately fixed to both ends on connecting flange and clamping flange, is so assembled into two mandrel units, then will be assembled
Mandrel unit be fitted into the cylindrical structure of stator from the both ends of motor respectively so that the direction of flange inwardly is clamped, make two mandrels
The clamping flange of unit connects, and connecting flange is fixed on the end face of stator finally by installation through-hole.Here pass through installation
Connecting flange is fixed on stator using means well known to machinery field by through-hole, if installation through-hole is screw hole, stator terminal
Face is also provided with screw hole, is connected and fixed the two with bolt；Alternatively, stator faces are provided with unthreaded hole, the installation through-hole is also provided with
It is tightened by bolts after passing through two unthreaded holes with screw rod or studs for unthreaded hole, realizes the fixation of connecting flange and stator.This
Two clamping flanges that sample mutually splices can be used as the new flange-interface of stator, be located at axial intermediate position of centre of gravity, subsequently
It connect and is overturn with the clamping device of tipper.
As an improvement of the above technical solution, the connecting flange is also circumferentially evenly equipped with connecting screw hole, the connecting screw hole
Positioned at the radial outside of the installation through-hole, installed between the corresponding connecting screw hole of two mandrel units there are one double end spiral shell
Column, the studs both ends are screwed with locking nut.
The beneficial effects of the invention are as follows：The present invention provides a kind of direct driving motor stator turn mandrel, is symmetrical arranged by two
Mandrel unit spliced form, connecting flange is fixed on the end face of stator, the entire cylinder knot for turning over mandrel and being placed in motor stator
It, can be using the clamping flange of splicing as new flange-interface, to which eccentric flange-interface is transitioned into axial centre inside structure
Position of centre of gravity, make the stator that can be overturn by turning machine, improve work efficiency, stator will not be damaged.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the turn mandrel of the present invention；
Fig. 2 is the assembling structure schematic diagram of the turn mandrel and motor of the present invention；
Fig. 3 is the connecting flange structure schematic diagram of the present invention；
Fig. 4 is the structural schematic diagram of the disc of the present invention；
Fig. 5 is the structural schematic diagram of the clamping flange of the present invention.
Specific implementation mode
- Fig. 5 referring to Fig.1, a kind of direct driving motor stator of the invention turns over mandrel, by two mandrels being axially and symmetrically arranged
Unit splicing forms, i.e., the structure of two mandrel units is identical, and the mandrel unit is including being all cricoid connecting flange 1
With clamping flange 2, the connecting flange 1 is coaxial with the clamping flange 2 and axile displacement is arranged, outside the clamping flange 2
The clamping flange 2 for the outer diameter and two mandrel units that diameter is less than connecting flange 1 connects, and is clamped between flange 2 and connecting flange 1
Several disc 3 are circumferentially evenly equipped with, the axial both ends of the disc 3 are separately fixed on connecting flange 1 and clamping flange 2, connection method
Several installation through-holes 4 are circumferentially evenly equipped on orchid 1, the connecting flange 1 of two mandrel units is fixed respectively by the installation through-hole 4
In the both ends of the surface of stator 5.The entire mandrel that turns over is made of two mandrel units, and two mandrel units are about two clamping flanges 2
The plane to connect is symmetrical.As size relationship well known to those skilled in the art, the outer diameter of connecting flange 1 is more than the internal diameter of stator 5, folder
Enforce the law orchid 2 outer diameter be less than stator 5 internal diameter.When installation, the axial both ends of disc 3 are separately fixed at 1 He of connecting flange first
It is clamped on flange 2, two mandrel units is so assembled into, then by the mandrel unit assembled the side of flange 2 inwardly is clamped
To from the cylindrical structure that the both ends of motor are fitted into stator 5, making the clamping flange 2 of two mandrel units connect respectively, finally lead to
Installation through-hole 4 is crossed to be fixed on connecting flange 1 on the end face of stator 5.Here connecting flange 1 is fixed on by installation through-hole 4
Using means well known to machinery field on stator, if installation through-hole 4 is screw hole, 5 end face of stator is also provided with screw hole, uses bolt
The two is connected and fixed；Alternatively, 5 end face of stator is provided with unthreaded hole, the installation through-hole 4 is also configured as unthreaded hole, with screw rod or double
It after header stud passes through two unthreaded holes, is tightened by bolts, realizes the fixation of connecting flange 1 and stator 5.For this is more clearly understood
Structurally and functionally, the process overturn to stator 5 by it is described in detail below in the overturning mandrel of invention：Standard is carried out first
Standby work needs crane, a stator 5, one for being equipped with overturning mandrel to be supported in aerial and rotatable tipper, be placed in
Support base on ground；It is operated, is sling stator 5 with crane, the clamping device for controlling tipper is clipped in chucking method again
On orchid 2, realize that the connection of tipper and stator 5, position relationship at this moment are the tops that stator is located at tipper；Control tipper
Rotation makes tipper rotate 180 ° around trunnion axis, to make the stator being connected with tipper 5 overturn 180 ° so that stator 5
In the lower section of tipper, at this moment, the upper surface of 5 script of stator is located at lower end, and the upper surface of script is located at lower section, so as to complete
180 ° of overturnings of stator 5.
As a further improvement of the above technical scheme, the connecting flange 1 is also circumferential is evenly equipped with connecting screw hole 6, described
Connecting screw hole 6 is located at the radial outside of the installation through-hole 4, installed between the corresponding connecting screw hole 6 of two mandrels there are one
Studs 7,7 both ends of the studs are screwed with locking nut 8.Two mandrel units are connected together by studs 7,
It is convenient for placing when not in use, it is often more important that when in use, two connecting flanges 1 can be pressed on stator 5 by studs 7
On, so that overturning mandrel is combined closely integrally with stator 5, further improves the connectivity robustness of overturning mandrel and stator 5.
As a kind of preferred connection type of disc 3, the axial both ends of the disc 3 are respectively welded at connecting flange 1 and folder
It enforces the law the end face of orchid 2, the connection of such connection type is relatively reliable.
As a kind of preferred structure of disc 3, the disc 3 is the part between two busbares of truncated cone-shaped thin-wall construction
Side wall, the smaller arc side of 3 arc length of the disc arc side and connecting flange 1 larger with the welding of clamping flange 2, arc length are welded, because
It is more smaller than connecting flange 1 for clamping flange 2, when the disc 3 of this spline structure can reduce overturning caused by overturning mandrel
Part stress so that clamping flange 2 and the connection of connecting flange 1 are more secured.
More secured to be clamped the welding of flange 2, an end face of the clamping flange 2 corresponds to the setting of the disc 3
There are protrusion 9, the disc 3 to be welded on the protrusion 9.It is formed with dead zone between the protrusion 9 of clamping flange 2, is tipper
The hydraulic block of clamping device provides space, and structure is more reasonable.
The above concrete structure and dimension data are to be illustrated to presently preferred embodiments of the present invention, but the present invention creates
It makes and is not limited to the embodiment, those skilled in the art can also make kind under the premise of without prejudice to spirit of that invention
The equivalent variations or replacement, these equivalent deformations or replacement of kind are all contained in the application claim limited range.
Claims (5)
1. a kind of direct driving motor stator turns over mandrel, it is characterised in that：By two mandrel unit splicings being axially and symmetrically arranged and
At the mandrel unit is including being all cricoid connecting flange（1）With clamping flange（2）, the connecting flange（1）With the folder
It enforces the law orchid（2）Coaxial and axile displacement is arranged, the clamping flange（2）Outer diameter be less than connecting flange（1）Outer diameter and two
The clamping flange of mandrel unit（2）Connect, flange is clamped（2）With connecting flange（1）Between be circumferentially evenly equipped with several disc（3）,
The disc（3）Axial both ends are separately fixed at connecting flange（1）With clamping flange（2）On, connecting flange（1）Upper circumferential direction is uniformly distributed
There are several installation through-holes（4）, the connecting flange of two mandrel units（1）Pass through the installation through-hole（4）It is separately fixed at stator
（5）Both ends of the surface.
2. a kind of direct driving motor stator according to claim 1 turns over mandrel, it is characterised in that：The connecting flange（1）
It is also circumferential to be evenly equipped with connecting screw hole（6）, the connecting screw hole（6）Positioned at the installation through-hole（4）Radial outside, two mandrels
The corresponding connecting screw hole of unit（6）Between install there are one studs（7）, the studs（7）Both ends are screwed with locking
Nut（8）.
3. a kind of direct driving motor stator according to claim 1 or 2 turns over mandrel, it is characterised in that：The disc（3）Axis
It is respectively welded at connecting flange to both ends（1）With clamping flange（2）End face.
4. a kind of direct driving motor stator according to claim 3 turns over mandrel, it is characterised in that：The disc（3）For circle
Partial sidewall between two busbares of platform shape thin-wall construction, the disc（3）The smaller arc side of arc length and clamping flange（2）Weldering
It connects, the arc side that arc length is larger and connecting flange（1）Welding.
5. a kind of direct driving motor stator according to claim 4 turns over mandrel, it is characterised in that：The clamping flange（2）
An end face correspond to the disc（3）It is provided with protrusion（9）, the disc（3）It is welded in the protrusion（9）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810601949.5A CN108809005B (en) | 2018-06-12 | 2018-06-12 | Direct-drive motor stator turning-over mandrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810601949.5A CN108809005B (en) | 2018-06-12 | 2018-06-12 | Direct-drive motor stator turning-over mandrel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108809005A true CN108809005A (en) | 2018-11-13 |
| CN108809005B CN108809005B (en) | 2020-02-11 |
Family
ID=64085165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810601949.5A Active CN108809005B (en) | 2018-06-12 | 2018-06-12 | Direct-drive motor stator turning-over mandrel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108809005B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113676008A (en) * | 2020-05-15 | 2021-11-19 | 丰田自动车株式会社 | Stator core supporting device and stator core supporting method |
| CN115351563A (en) * | 2022-07-26 | 2022-11-18 | 中国航发航空科技股份有限公司 | Clamp for milling blisk |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6397594A (en) * | 1986-10-14 | 1988-04-28 | イ−グルクランプ株式会社 | Inside-diameter hanger for cylindrical body |
| CN201345585Y (en) * | 2008-12-15 | 2009-11-11 | 宁夏三一西北骏马电机制造股份有限公司 | Large electric motor stator body turnover tyre |
| CN103051121A (en) * | 2012-12-13 | 2013-04-17 | 武汉利德工业技术服务有限公司 | Device for dip coating and baking motor stator |
| CN203774986U (en) * | 2013-04-23 | 2014-08-13 | 大连德新机电技术工程有限公司 | Workpiece turnover device for reshaping and binding of front and rear ends of wound core |
| CN204057648U (en) * | 2014-09-12 | 2014-12-31 | 江苏南车电机有限公司 | A kind of large directly driven permanent magnet wind generating stator stands up and handling mandrel |
| CN204578307U (en) * | 2015-03-09 | 2015-08-19 | 江西师范大学 | A kind of device of generator unit stator upset |
-
2018
- 2018-06-12 CN CN201810601949.5A patent/CN108809005B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6397594A (en) * | 1986-10-14 | 1988-04-28 | イ−グルクランプ株式会社 | Inside-diameter hanger for cylindrical body |
| CN201345585Y (en) * | 2008-12-15 | 2009-11-11 | 宁夏三一西北骏马电机制造股份有限公司 | Large electric motor stator body turnover tyre |
| CN103051121A (en) * | 2012-12-13 | 2013-04-17 | 武汉利德工业技术服务有限公司 | Device for dip coating and baking motor stator |
| CN203774986U (en) * | 2013-04-23 | 2014-08-13 | 大连德新机电技术工程有限公司 | Workpiece turnover device for reshaping and binding of front and rear ends of wound core |
| CN204057648U (en) * | 2014-09-12 | 2014-12-31 | 江苏南车电机有限公司 | A kind of large directly driven permanent magnet wind generating stator stands up and handling mandrel |
| CN204578307U (en) * | 2015-03-09 | 2015-08-19 | 江西师范大学 | A kind of device of generator unit stator upset |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113676008A (en) * | 2020-05-15 | 2021-11-19 | 丰田自动车株式会社 | Stator core supporting device and stator core supporting method |
| CN115351563A (en) * | 2022-07-26 | 2022-11-18 | 中国航发航空科技股份有限公司 | Clamp for milling blisk |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108809005B (en) | 2020-02-11 |
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