CN207426936U - A kind of rotor mounting tool for magneto - Google Patents
A kind of rotor mounting tool for magneto Download PDFInfo
- Publication number
- CN207426936U CN207426936U CN201721420081.6U CN201721420081U CN207426936U CN 207426936 U CN207426936 U CN 207426936U CN 201721420081 U CN201721420081 U CN 201721420081U CN 207426936 U CN207426936 U CN 207426936U
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- China
- Prior art keywords
- rotor
- pedestal
- magneto
- extending shaft
- lower bearing
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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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Abstract
The utility model discloses a kind of rotor mounting tools for magneto, the frock is used to rotor in the magneto being installed in the lower bearing of magneto, the lower end of the rotor is threaded with extending shaft, the extending shaft is arranged in lower bearing, pedestal is fixedly connected with the bottom end cover in the magneto, and the upper end of pedestal is connected on the inner ring of lower bearing, the bottom of extending shaft is along the axis direction of pedestal through pedestal, dismounting external threading is connected on pedestal, driving plate is fixed on the lower face of dismounting set, and one end of driving plate is connected on extending shaft, limited block is fixed on the upper surface of dismounting set, and one end of limited block is stretched in base outer wall, turn dismounting set, driving plate drives downwards extending shaft, rotor is dragged under extending shaft, and rotor is installed to lower bearing.The utility model can avoid the damage for causing lower bearing in rotor assembling process, and need not can extract extending shaft by mechanical equipment, and use cost is low, convenient for manufacture.
Description
Technical field：
The utility model/utility model is related to a kind of rotor mounting tool for magneto.
Background technology：
When magneto installs rotor, due to the attraction of rotor 200 and stator 300, rotor and bearing inner race (upper bearing (metal)
400 with lower bearing 500) orientation problem it is often more intractable, once rotor 200 and bearing inner race generate collision, it is likely that
Bearing can be damaged, for angular contact bearing.
For ease of installation, after existing assembling scheme typically first assembles rotor and the bearing of certain one end in place, then into
The installation of another end bearing of row.I.e.：
1) rotor 200 first assembles rotor 200, upper bearing (metal) 400, top chock and upper end cover before stator 300 is inserted into
It is fixed, it is ensured that with upper bearing (metal) 400 relative motion will not occur for rotor 200；2) then, by lower bearing 500, bottom end cover 600 and
Step is assemblied on motor case.3) lift again 1) in complete assembling rotor 200, upper bearing (metal) 400, top chock and
Motor upper cover component makes rotor 200 complete to assemble with lower bearing 500 through stator 300.Due to rotor 200 and upper and lower axis
The assembling held is higher to positioning accuracy request, and above-mentioned three steps installation method can simultaneously need pinpoint to avoid bearings at both ends
Situation.
For ensure rotor 200 axial position be accurately positioned to lower bearing 500, the prior art frequently with mode be
An extending shaft 1 (such as Fig. 1) is threadedly coupled on rotor 200, in the concentric insertion lower bearing 500 of extending shaft 1, then by external
Mechanical equipment pulls extending shaft 1, final to realize that rotor 200 is assembled in lower bearing 500.Due to rotor 200 and lower bearing 500
Between for interference fit, therefore pull extending shaft 1 during, the Internal and external cycle of lower bearing 500 can be caused to be subject to both direction phase
Anti- power, therefore lower bearing 500 can be damaged.In addition the cost needed for external mechanical equipment is higher.
Utility model content：
The utility model is to provide a kind of turn for magneto to solve the above-mentioned problems of the prior art
Sub- mounting tool.
There is technical solution used by the utility model：A kind of rotor mounting tool for magneto, the frock are used
It is installed in by rotor in the magneto in the lower bearing of magneto, the lower end of the rotor is threaded with extension
Axis, the extending shaft are arranged in lower bearing, including pedestal, dismounting set, driving plate and limited block, the pedestal and the Permanent Magnet and Electric
Bottom end cover in machine is fixedly connected, and the upper end of pedestal is connected on the inner ring of lower bearing, and the bottom of extending shaft is along pedestal
Axis direction is connected to through pedestal, dismounting external threading on pedestal, and driving plate is fixed on the lower face of dismounting set, and is driven
One end of plate is connected on extending shaft, and limited block is fixed on the upper surface of dismounting set, and one end of limited block is stretched in outside pedestal
On wall, rotation dismounting set, driving plate drives downwards extending shaft, rotor is dragged under extending shaft, and rotor is installed to lower bearing.
Further, the driving plate includes the plate body of two semicircle shapes, and the second card slot is equipped in the circle centre position of plate body.
Further, the outer circle wall of the pedestal is equipped with limiting groove.
Further, the limited block includes the body of a strip, and the upper and lower ends of body are rolled over for 90 ° in the opposite direction
It is curved, and upper end forms position-limited edge, lower end forms connection side, and the position-limited edge is stretched in limiting groove.
Further, the upper surface of the pedestal is equipped with boss portion, and boss portion is connected on the inner ring of lower bearing.
Further, it is welded with rotary handle on the outer wall of the dismounting set.
The utility model has the advantages that：The utility model can avoid causing lower bearing in rotor assembling process
Damage, and need not can extract extending shaft by mechanical equipment, use cost is low, convenient for manufacture.
Description of the drawings：
Fig. 1 is assemblied in the structure chart on lower bearing for rotor in the prior art.
Fig. 2 is that the utility model frock is used to rotor assembling the structure chart on lower bearing.
Fig. 3 is the utility model structure chart.
Fig. 4 is the structure chart of pedestal in the utility model.
Fig. 5 is the structure chart of driving plate in the utility model.
Fig. 6 is the structure chart of limited block in the utility model.
Specific embodiment：
The utility model will be further described below with reference to the accompanying drawings.
As shown in Figures 2 to 6, the utility model discloses a kind of rotor mounting tool for magneto, which uses
It is installed in by rotor 200 in the magneto in the lower bearing 500 of magneto, the lower end screw thread of the rotor 200 connects
Extending shaft 1 is connected to, which is arranged in lower bearing 500, including pedestal 2, dismounting set 3, driving plate 4 and limited block 5, base
Seat 2 is fixedly connected by screw with the bottom end cover 600 in magneto, and the upper end of pedestal 2 is connected to the inner ring of lower bearing 500
On, the bottom of extending shaft 1 is along the axis direction of pedestal 2 through pedestal 2, and dismounting set 3 is threadedly coupled on the base 2, driving
Plate 4 is fixed on the lower face of dismounting set 3, and one end of driving plate 4 is connected on extending shaft 1, and limited block 5 is fixed on dismounting set
On 3 upper surface, and one end of limited block 5 is stretched on 2 outer wall of pedestal.
Driving plate 4 includes the plate body 41 of two semicircle shapes, and the second card slot 42, the second card slot are equipped in the circle centre position of plate body 41
42 are connected in the first card slot 14 in 1 circumferential wall of extending shaft, and clearance fit between the second card slot 42 and the first card slot 14.
Limiting groove 21 is equipped on the outer circle wall of pedestal 2, limiting groove 21 cooperates with limited block 5, for pair
The movement travel of extending shaft 1 is limited, so that rotor 200 is accurately assembled in lower bearing 500.
Limited block 5 includes the body 51 of a strip, upper and lower ends 90 ° of bendings in the opposite direction of body 51, and on
End forms position-limited edge 53, and lower end forms connection side 52, and position-limited edge 53 is stretched in limiting groove 21.
For ease of preferably carrying out /V to lower bearing 500, boss portion 22, boss portion 22 are equipped in the upper surface of pedestal 2
It is connected on the inner ring of lower bearing 500.
For ease of rotation dismounting set 3, rotary handle 31 is welded on the outer wall of rotation dismounting set 3.
In use, pedestal 2 is fixed on bottom end cover 600, and the boss portion 22 on pedestal 2 is contradicted in lower bearing
On 500 inner ring, extending shaft 1 is threaded on the bottom surface of rotor 200, and limited block 5 is pushed into the most top of limiting groove 21
Then end will connect driving plate 4 and be fixed on the lower face of dismounting set 3, and driving plate 4 is caused to be connected in the first card of extending shaft 1
In slot 14.Rotary handle 31 is rotated, dismounting set 3 is made to drive extending shaft 1, guided rotor 200 continues to move downward.On pedestal 2
Boss portion 22 withstands the inner ring of lower bearing 500, avoids in assembling process, and downward power is born in the outer ring of lower bearing 500, and then
Cause the damage of lower bearing.
Rotation can effectively transfer downward power to dismounting set 3 on the base 2, make rotor 200 that resistance be overcome to move downward.
Limited block 5 and limiting groove 21 are used cooperatively, and after rotor 200 can be made to assemble in place, prevent rotor conquassation lower bearing 500
Inner ring.
It when limited block 5 covers stroke, that is, represents rotor 200 and assembles in place, remove driving plate 4, dismounting set 3 successively at this time,
Limited block 5, pedestal 2 finally remove extending shaft 1, and installation bearing cover completes rotor installation.
The utility model can be that rotor assembling provides enough lead in place after guided rotor and lower bearing complete centering
Gravitation.Next rotor is needed to overcome frictional resistance caused by elastic conjunction, dismantled at this time after accurately feeling relieved with lower bearing
Screw thread between set and pedestal can efficiently transfer the drag force overcome needed for frictional force.Rotor is pounded to bearing so as to avoid striking
Generate destruction.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, several improvement can also be made on the premise of the utility model principle is not departed from, these improvement also should be regarded as
The scope of protection of the utility model.
Claims (6)
1. a kind of rotor mounting tool for magneto, which is used to install rotor (200) in the magneto
In in the lower bearing (500) of magneto, the lower end of the rotor (200) is threaded with extending shaft (1), the extending shaft (1)
It is arranged in lower bearing (500), it is characterised in that：Including pedestal (2), dismounting set (3), driving plate (4) and limited block (5), institute
It states pedestal (2) to be fixedly connected with the bottom end cover in the magneto, and the upper end of pedestal (2) is connected to lower bearing (500)
On inner ring, along the axis direction of pedestal (2) through pedestal (2), dismounting set (3) is threaded in for the bottom of extending shaft (1)
On pedestal (2), driving plate (4) is fixed on the lower face of dismounting set (3), and one end of driving plate (4) is connected in extending shaft (1)
On, limited block (5) is fixed on the upper surface of dismounting set (3), and one end of limited block (5) is stretched on pedestal (2) outer wall, rotation
Dismounting set (3), driving plate (4) drive downwards extending shaft (1), drag rotor (200) under extending shaft (1), and rotor is installed under
In bearing (500).
2. the rotor mounting tool of magneto is used for as described in claim 1, it is characterised in that：Driving plate (4) bag
The plate body (41) of two semicircle shapes is included, the second card slot (42) is equipped in the circle centre position of plate body (41).
3. the rotor mounting tool of magneto is used for as described in claim 1, it is characterised in that：Outside the pedestal (2)
Circumferential wall is equipped with limiting groove (21).
4. the rotor mounting tool of magneto is used for as claimed in claim 3, it is characterised in that：Limited block (5) bag
It includes the body (51) of a strip, upper and lower ends 90 ° of bendings in the opposite direction of body (51), and upper end and forms position-limited edge
(53), lower end forms connection side (52), and the position-limited edge (53) is stretched in limiting groove (21).
5. the rotor mounting tool of magneto is used for as described in claim 1, it is characterised in that：The pedestal (2) it is upper
End face is equipped with boss portion (22), and boss portion (22) is connected on the inner ring of lower bearing (500).
6. the rotor mounting tool of magneto is used for as described in claim 1, it is characterised in that：The dismounting set (3)
Rotary handle (31) is welded on outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721420081.6U CN207426936U (en) | 2017-10-30 | 2017-10-30 | A kind of rotor mounting tool for magneto |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721420081.6U CN207426936U (en) | 2017-10-30 | 2017-10-30 | A kind of rotor mounting tool for magneto |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207426936U true CN207426936U (en) | 2018-05-29 |
Family
ID=62310328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721420081.6U Active CN207426936U (en) | 2017-10-30 | 2017-10-30 | A kind of rotor mounting tool for magneto |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207426936U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107591977A (en) * | 2017-10-30 | 2018-01-16 | 南京磁谷科技有限公司 | A kind of rotor mounting tool for magneto |
-
2017
- 2017-10-30 CN CN201721420081.6U patent/CN207426936U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107591977A (en) * | 2017-10-30 | 2018-01-16 | 南京磁谷科技有限公司 | A kind of rotor mounting tool for magneto |
| CN107591977B (en) * | 2017-10-30 | 2023-09-22 | 南京磁谷科技有限公司 | Rotor mounting tool for permanent magnet motor |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 99, Jinxin Middle Road, Jiangning District, Nanjing City, Jiangsu Province Patentee after: Nanjing Cigu Technology Co., Ltd Address before: Nine No. 211102 Bamboo Road, Jiangning Development Zone, Nanjing, Jiangsu, 100 Patentee before: NANJING CIGU LIMITED Corp. |