CN108880011A - A kind of the brake stator structure and servo motor of servo motor - Google Patents
A kind of the brake stator structure and servo motor of servo motor Download PDFInfo
- Publication number
- CN108880011A CN108880011A CN201810837892.9A CN201810837892A CN108880011A CN 108880011 A CN108880011 A CN 108880011A CN 201810837892 A CN201810837892 A CN 201810837892A CN 108880011 A CN108880011 A CN 108880011A
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- CN
- China
- Prior art keywords
- stator
- servo motor
- slot
- lead
- brake
- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/50—Fastening of winding heads, equalising connectors, or connections thereto
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The present invention relates to a kind of brake stator structures of servo motor, including stator core and the stator being placed in stator core, the stator core is ring structure, and the stator slot to place stator is provided on stator core, the stator slot is annular groove, and the stator slot is along one side opening of axis direction of stator core, the stator includes the lead that coil and one end are connect with coil, injection casing is formed with by injection molding in the outer surface of stator, in injection molding, be connected by stator and with the stator at least partly lead of one end of the injection casing is molded as one.A part of stator and lead is formed one by the stator structure, can be effectively prevented from lead during installation and is disconnected with stator.
Description
Technical field
The present invention relates to the brake stator structure and servo of servo motor field more particularly to a kind of servo motor electricity
Machine.
Background technique
With industry 4.0 proposition, demand rapid growth of the more and more volume emerging fields such as robot to servo-system,
Opportunity is unlimited.Servo-system includes servo motor and driver, and wherein the core component brake of servo motor has and makes to move
The effects of component slows down, stops or keep halted state, importance is self-evident.
Existing brake stator outer ring only leans on imines film fixed coil, winding and lead to weld, and effect is poor, of long duration
It will appear loose wire, fly line etc. is bad；When stator and iron core are installed because stator can not be positioned with stator core lead wire casing, grasp
It is often pullled at lead and winding welding when making, causes to break, in addition without going out pilot protection design, so that lead and iron core
Direct friction, there are pressure-resistant bad hidden dangers；After stator is potted, usually occur because sizing material is excessive, bubble, imines film are de-
It falls, puncture etc. and causing pressure resistance bad etc., entire field frame assembly is caused to scrap.
Summary of the invention
In view of this, the present invention provides the brake stator structure and servo motor of a kind of servo motor, by existing
Some brake stator structures improve, and can effectively solve the problem that at least one above-mentioned technical problem.
In order to achieve the above objectives, present invention generally provides following technical solutions：A kind of brake stator knot of servo motor
Structure, including stator core and the stator being placed in stator core, the stator core is ring structure, and in stator core
On be provided with stator slot to place stator, the stator slot is annular groove, and the stator slot is along the axis of stator core
One side opening of line direction, the stator include the lead that coil and one end are connect with coil, which is characterized in that in the appearance of stator
Face is formed with injection casing by injection molding, and in injection molding, the injection casing is connected one end at least by stator and with stator
Part lead is molded as one.
Preferably, the injection casing is injected on stator before stator is installed to stator slot.
Preferably, the depth of the stator slot is greater than or equal to the thickness of injection casing.
Preferably, on the lateral wall of the stator slot of the stator core and close to the opening side be provided with to
The wire lead slot that lead is drawn, is provided with the lead fixing structure with wire lead slot cooperation on injection casing, and the lead passes through
Lead fixing structure.
Preferably, the thickness of the semi-circular structure is less than the depth of wire lead slot.
Preferably, the inner circumferential surface of injection casing is provided with internal projection, is arranged in the external peripheral surface of injection casing
There is outer lug, stator is mounted in stator slot by the internal projection and outer lug in a manner of interference.
Preferably, multiple outer lugs are uniformly arranged along external peripheral surface, and each outer lug is along the axis of stator
Direction extends, and multiple internal projections are uniformly arranged along external peripheral surface, and each internal projection is prolonged along the axis direction of stator
It stretches.
Preferably, the internal projection is identical with the quantity of outer lug, and internal projection and outer lug correspond.
Preferably, each internal projection and outer lug continuously or are discontinuously arranged along the axis direction of stator.
The present invention also provides a kind of servo motor, the servo motor includes brake stator structure described above.
Compared with prior art, the present invention at least has following beneficial effect：
1) lead and stator are formed one by the injection casing formed by injection molding, and then can be avoided during the installation process
Lead is disconnected due to stress with stator；
2) by the way that wire lead slot is arranged on stator core, the semi-circular structure with wire lead slot cooperation is set on injection casing,
The problem of facilitating stator and stator core positioning；
3) by before stator is installed to stator core realize be molded, can be avoided because sizing material is excessive, bubble, pressure resistance not
Reasons such as good (imines film separation cause) cause entire field frame assembly to scrap, reduce scrap to a possibility that.
Detailed description of the invention
Fig. 1 is the sectional view of stator structure of the invention；
Fig. 2 is the main view of stator core of the invention；
Fig. 3 is the sectional view of stator core of the invention；
Fig. 4 is the main view of stator of the invention；
Fig. 5 is the sectional view of stator of the invention.
Specific embodiment
It is of the invention to reach the technical means and efficacy that predetermined goal of the invention is taken further to illustrate, below in conjunction with
Specific embodiment, structure, feature and its effect applied according to the present invention is described in detail such as in attached drawing and preferred embodiment
Afterwards.In the following description, what different " embodiment " or " embodiment " referred to is not necessarily the same embodiment.In addition, one or more
Special characteristic, structure or feature in a embodiment can be combined by any suitable form.
As shown in Figs. 1-5, the brake stator structure of a kind of servo motor, including stator core 1 and it is placed on stator iron
Stator 2 in core 1.Specifically, the stator core 1 is ring structure, and is provided on stator core 1 and determines to place
The stator slot 11 of son 2, the stator slot 11 is annular groove, and the stator slot 11 is along the axis direction side of stator core 1
Stator 2, can be placed into stator slot 11 by opening by the opening.Preferably, the thickness of the stator 2 is less than stator slot
11 depth rubs to avoid stator 2 with other structures.Stator herein refers to the injection molding together of skeleton and winding
Component.
The stator structure further includes the lead 3 connecting with the stator 2.The stator 2 in a ring, 3, the lead
Point be fitted in the external peripheral surface of stator 2 and circumferentially extending.Injection molding is provided on the outer surface of stator 2
Stator 2 and lead 3 can be formed one by injection casing 4 and avoid lead 3 and stator 2 by the injection casing 4 of formation
Between opposite sliding, to avoid due to pulling lead that lead 3 is caused to be disconnected with stator 2 when installation, and
And sealing can be played the role of by injection casing.Injection molding is completed before stator 2 is installed to stator slot 11, in this way can
It efficiently avoids causing brake stator total because of reasons such as sizing material is excessive, bubble, pressure resistances bad (caused by imines film separation)
At scrapping.
It is provided on the lateral wall of the stator slot 11 of the stator core 1 and close to the side of the opening will draw
The wire lead slot 12 that line is drawn is provided with the semi-circular structure 23 cooperated with wire lead slot 12, the lead 3 on the injection casing 4
The one end not being connected with stator 2 is pierced by from semi-circular structure 23, and when being molded, and lead 3 and semi-circular structure 23 form one, into one
Step realizes the fixation to lead, while can be realized stator 2 by the cooperation of wire lead slot 12 and semi-circular structure 23 and being installed to
Positioning when in stator core 2.The depth of the wire lead slot 12 is greater than the thickness of semi-circular structure 23, and such semi-circular structure 23 will not
It is protruded from wire lead slot 121, and then plays the role of protection.Certainly, the semi-circular structure can also use other shapes.
The external peripheral surface of injection casing 4 is provided with multiple outer lugs 22, multiple outer lugs 22 are along external peripheral surface
It is uniformly arranged, and each outer lug 22 extends along the axis direction of stator 2, is arranged in the inner circumferential surface of injection casing 4
There are multiple internal projections 21, multiple internal projections 21 are uniformly arranged along external peripheral surface, and each internal projection 21 is along stator 2
Axis direction extends.By internal projection 21 and outer lug 22, stator 2 is fixed in stator slot 11 in an interference fit, and
And by internal projection 21 and outer lug 22, can be avoided in other injection casings 4 in addition to internal projection 21 and outer lug 22
Circumferential surface and external peripheral surface are not contacted with the side of stator slot 11.
Preferably, the internal projection 21 is identical with the quantity of outer lug 22, and internal projection 21 and outer lug 22 1 are a pair of
It answers.Also, each outer lug 22 and internal projection 21 can be set into it is continuous in the axial direction of stator 2, can also be discontinuous.Do not connect
When continuous, i.e., each outer lug 22 and internal projection 21 are made of multistage.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, according to
According to technical spirit any simple modification, equivalent change and modification to the above embodiments of the invention, this hair is still fallen within
In the range of bright technical solution.
Claims (10)
1. a kind of brake stator structure of servo motor, described including stator core and the stator being placed in stator core
Stator core is ring structure, and the stator slot to place stator is provided on stator core, and the stator slot is ring
Slot, and the stator slot, along one side opening of axis direction of stator core, the stator includes coil and one end and coil
The lead of connection, which is characterized in that injection casing is formed with by injection molding in the outer surface of stator, in injection molding, the injection molding
Be connected by stator and with the stator at least partly lead of one end of shell is molded as one.
2. a kind of brake stator structure of servo motor according to claim 1, which is characterized in that the injection casing
It is injected on stator before stator is installed to stator slot.
3. a kind of brake stator structure of servo motor according to claim 1, which is characterized in that the stator slot
Depth is greater than or equal to the thickness of injection casing.
4. a kind of brake stator structure of servo motor according to claim 1, which is characterized in that in the stator iron
It is provided with the wire lead slot to draw lead on the lateral wall of the stator slot of core and close to the side of the opening, it is outer in injection molding
The lead fixing structure with wire lead slot cooperation is provided on shell, the lead passes through lead fixing structure.
5. a kind of brake stator structure of servo motor according to claim 4, which is characterized in that the semi-circular structure
Thickness be less than wire lead slot depth.
6. a kind of brake stator structure of servo motor according to claim 1-5, which is characterized in that infusing
The inner circumferential surface of modeling shell is provided with internal projection, and the external peripheral surface of injection casing is provided with outer lug, the internal projection
Stator is mounted in stator slot in a manner of interference with outer lug.
7. a kind of brake stator structure of servo motor according to claim 6, which is characterized in that multiple outer lug edges
External peripheral surface be uniformly arranged, and each outer lug along stator axis direction extend, multiple internal projections are along outer circle
Perimeter surface is uniformly arranged, and each internal projection extends along the axis direction of stator.
8. a kind of brake stator structure of servo motor according to claim 7, which is characterized in that the internal projection and
The quantity of outer lug is identical, and internal projection and outer lug correspond.
9. a kind of brake stator structure of servo motor according to claim 7, it is characterised in that, each convex
It rises and outer lug continuously or is discontinuously arranged along the axis direction of stator.
10. a kind of servo motor, which is characterized in that including the described in any item brake stator structures of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810837892.9A CN108880011B (en) | 2018-07-26 | 2018-07-26 | A kind of the brake stator structure and servo motor of servo motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810837892.9A CN108880011B (en) | 2018-07-26 | 2018-07-26 | A kind of the brake stator structure and servo motor of servo motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108880011A true CN108880011A (en) | 2018-11-23 |
| CN108880011B CN108880011B (en) | 2019-10-18 |
Family
ID=64305955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810837892.9A Active CN108880011B (en) | 2018-07-26 | 2018-07-26 | A kind of the brake stator structure and servo motor of servo motor |
Country Status (1)
| Country | Link |
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| CN (1) | CN108880011B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110729837A (en) * | 2019-10-17 | 2020-01-24 | 珠海格力电器股份有限公司 | Split type stopper iron core, stopper, motor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1669203A (en) * | 2002-07-12 | 2005-09-14 | 布莱克-德克尔公司 | Dynamoelectric machine having an encapsulated coil structure |
| US20070145839A1 (en) * | 2004-03-31 | 2007-06-28 | Denso Corporation | Brushless synchronous motor |
| CN201975868U (en) * | 2011-05-04 | 2011-09-14 | 杭州米格电机有限公司 | Glue pouring motor stator assembly |
| CN105605125A (en) * | 2016-02-25 | 2016-05-25 | 珠海格力节能环保制冷技术研究中心有限公司 | Stator structure of brake, manufacturing technology and electromagnetic brake |
| CN206977165U (en) * | 2017-06-29 | 2018-02-06 | 中山大洋电机股份有限公司 | A kind of plastic packaging stator assembly and its plastic packaging motor |
-
2018
- 2018-07-26 CN CN201810837892.9A patent/CN108880011B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1669203A (en) * | 2002-07-12 | 2005-09-14 | 布莱克-德克尔公司 | Dynamoelectric machine having an encapsulated coil structure |
| US20070145839A1 (en) * | 2004-03-31 | 2007-06-28 | Denso Corporation | Brushless synchronous motor |
| CN201975868U (en) * | 2011-05-04 | 2011-09-14 | 杭州米格电机有限公司 | Glue pouring motor stator assembly |
| CN105605125A (en) * | 2016-02-25 | 2016-05-25 | 珠海格力节能环保制冷技术研究中心有限公司 | Stator structure of brake, manufacturing technology and electromagnetic brake |
| CN206977165U (en) * | 2017-06-29 | 2018-02-06 | 中山大洋电机股份有限公司 | A kind of plastic packaging stator assembly and its plastic packaging motor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110729837A (en) * | 2019-10-17 | 2020-01-24 | 珠海格力电器股份有限公司 | Split type stopper iron core, stopper, motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108880011B (en) | 2019-10-18 |
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