CN101958614A - Outer rotor permanent magnet encapsulating device - Google Patents
Outer rotor permanent magnet encapsulating device Download PDFInfo
- Publication number
- CN101958614A CN101958614A CN 201010238305 CN201010238305A CN101958614A CN 101958614 A CN101958614 A CN 101958614A CN 201010238305 CN201010238305 CN 201010238305 CN 201010238305 A CN201010238305 A CN 201010238305A CN 101958614 A CN101958614 A CN 101958614A
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- rotor
- external rotor
- permanent magnet
- packaging system
- supporting station
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Abstract
The invention discloses a permanent magnet encapsulating device for a permanent-magnet motor of an outer rotor. The outer rotor is formed by the combination of a front rotor and a back rotor, wherein both the front rotor and the back rotor are in the shape of a lid, both of the front rotor and the back rotor are called as the outer rotor, the central position of the outer rotor is provided with a mounting hole, the outer rotor is provided with a stepped outer end surface and a stepped inner end surface, permanent magnets are annularly arranged on the inner cylindrical surface between the outer end surface and the inner end surface, the encapsulating device is provided with a circular support platform for supporting the outer end surface of the outer rotor and an inner mold core which is arranged on the upper end of the support platform to support the inner end surface of the outer rotor, can be radially retracted and forms close contact with the inner end surface of the outer rotor under an extended state, and the circular support platform is provided with a heating device for heating the outer end surface of the outer rotor.
Description
Technical field
The present invention relates to the technical field of outer-rotor permanent magnet motor, especially a kind of external rotor permanent magnet body packaging system.
Background technology
Outer-rotor permanent magnet motor is installed permanent magnet pole exactly on rotor inner wall, in order to improve the firmness that magnetic pole is installed, prevent the damage of permanent magnet, will pour into sealing resin between the slit between the permanent magnet pole, and permanent magnet is encapsulated on the rotor inner wall.Usually outer-rotor permanent magnet motor uses the method for priming by vacuum sealing resin that permanent magnet is encapsulated, must use special technological equipment in the encapsulation process, at first between permanent magnet and rotor inner wall, form an airtight space, after this confined space vacuumized, again wherein, in the sealing resin solidification process, want to keep certain ambient temperature to make it be cured reaction, after curing reaction finishes with the sealing resin perfusion, make inner mould core do radially retraction, and the demoulding successfully.
Disclose a kind of method of permanent magnet of the rotor that is used to encapsulate generator at the Chinese patent CN101572461A of first to file " being used to encapsulate the method for permanent magnet of rotor of generator and the rotor of generator ", this method is that the end barriers part is arranged in vacating on the part of rotor yoke; With thin sheet of non-magnetic material permanent magnet and distance piece are wrapped, the whole length of this sheet covers rotor comprises the end barriers part; Air tight membrane is arranged in the outside of thin slice, and makes the end seal of it and rotor yoke, like this, barrier film and rotor yoke form air tight enclosure together; Apply vacuum to the air tight enclosure between barrier film and rotor yoke; With resin dosing equipment to this air tight enclosure; And making this hardening of resin, the method only is applicable to the internal rotor permanent-magnetic motor.
Summary of the invention
The technical problem to be solved in the present invention is: in order to overcome the deficiency in the prior art, a kind of permanent magnet packaging system that is used for the magneto of external rotor is provided, to guarantee that the firm ground of permanent magnetism physical efficiency sticks to the external rotor inwall, improve the quality of products and reduce labor intensity of operating personnel.
The technical solution adopted for the present invention to solve the technical problems is: a kind of external rotor permanent magnet body packaging system, external rotor is combined by preceding rotor and back rotor, preceding rotor and back rotor all are to cover shape, preceding rotor and back rotor all are called external rotor, the centre of external rotor has installing hole, external rotor has and is step-like outer face and inner face, the permanent magnet ring-type is arranged on the inner cylinder face that is arranged between outer face and the inner face, described packaging system has the circular supporting station that supports the external rotor outer face, be arranged on supporting station the upper end support external rotor inner face radial expansion and extended state and the airtight inner mould core that contacts of the inner face of external rotor, on circular supporting station, be provided with heater to external rotor outer face heating.
The circular arc central layer, sealing block and the support bar that match with the external rotor inner face that the inner mould core of described radial contraction comprises the main shaft that is positioned at the supporting station center, at least two expandables, between the circular arc central layer after sealing block is placed on and stretchs out, support bar is connected with the circular arc central layer.
The centre of described supporting station is provided with main shaft, and the top of main shaft is equipped with the positioning and guiding cover that matches with described external rotor installing hole.
Described inner mould core outer surface is enclosed with the sealing fiber cloth, and the inside of inner mould core has the tight cloth tube that the sealing fiber cloth is tightened up.
Described circular arc central layer has four.
The invention has the beneficial effects as follows: the present invention can guarantee that the firm ground of permanent magnetism physical efficiency sticks to the external rotor inwall, can improve the operating efficiency of priming by vacuum, improves the work quality of permanent magnet encapsulation, and has reduced labor intensity of operating personnel.
Description of drawings
The present invention is further described below in conjunction with drawings and embodiments.
Fig. 1 is a structural representation of the present invention.
Among the figure: 1. supporting station, 2. inner mould core, 2-1. circular arc central layer, 2-2. support bar, 3. heater, 4. positioning and guiding cover, 5. tight cloth tube.
Embodiment.
The present invention is further illustrated in conjunction with the accompanying drawings now.The schematic diagram that these accompanying drawings are simplification only illustrates basic structure of the present invention in a schematic way, so it only shows the formation relevant with the present invention.
External rotor permanent magnet body packaging system as shown in Figure 1, preceding rotor and back rotor all are to cover shape, preceding rotor and back rotor all are called external rotor, the centre of external rotor has installing hole, external rotor has and is step-like outer face and inner face, the permanent magnet ring-type is arranged on the inner cylinder face that is arranged between outer face and the inner face, packaging system has the discoid supporting station 1 that supports the external rotor outer face, supporting station 1 is by a base plate, four support sticks are formed, be provided with screwed main shaft in supporting station 1 center, the top of main shaft is equipped with location guide pin bushing 4, the center of circle of location guide pin bushing 4 is consistent with the center of circle of supporting station 1, thereby guarantees that inner mould core 2 is concentric with external rotor body inwall.
But the inner mould core 2 of radial contraction comprises the main shaft 2-3 that is positioned at supporting station 1 center, the circular arc central layer 2-1 that matches with the external rotor inner face of at least two expandables, sealing block and support bar 2-2, between the circular arc central layer 2-2 after sealing block is placed on and stretchs out, the end of support bar 2-2 connects main shaft, the other end connects circular arc central layer 2-1, the Telescopic of circular arc central layer 2-1 is by the main shaft of drive installation in supporting station 1 center, the main shaft upper end is equipped with nut, nut is by the screw thread on the main shaft, along main shaft to doing upper and lower displacement, also be provided with the hinge of four groups of symmetries in the periphery of nut, hinge is connected with four support bar 2-2, when nut moves up and down, can drive circular arc central layer 2-1 and radially make stretching motion, after circular arc central layer 2-1 adjusting puts in place, in the slit of circular arc central layer 2-1, fill in sealing block, play sealing function.
Heater 3 is made up of the coil pipe and the electric water heater that are installed on supporting station 1 inwall, and heater 3 guarantees the ambient temperature of sealing resin solidification process with temperature control system.
Inner mould core 2 outer surfaces are enclosed with the sealing fiber cloth, and the inside of inner mould core 2 has the tight cloth tube 5 that the sealing fiber cloth is tightened up, and tight cloth tube 5 is made up of rocking handle, spool, ratchet.
During work, at first starter motor is regulated four circular arc central layer 2-1 and is put in place, and then with the gap of four sealing blocks sealing support plates, form a complete inner mould core 2, and the slit of exposing of whole inner mould core 2 sealed with flexible glue, twine a circle fiber cloth at inner mould core 2 outer walls then, and tighten up with tight cloth tube 5, simultaneously the position that fiber cloth is passed inner mould core 2 is with briquetting with gluingly connect sealing, after preparation is finished, with the driving sling external rotor by lead be placed in supporting station 1 above, external rotor outer face and supporting station 1 match, the inner face of external rotor and circular arc central layer 2-1 match, and in the outside of external rotor the vacuum diversion device are installed simultaneously.
After the vacuum perfusion is finished, opening water heater funnel is cured permanent magnet, and stay-warm case is covered the outside of forward and backward rotor, the bottom is added a cover insulation cover simultaneously, by being distributed in inner mould core 2 point for measuring temperature everywhere, the temperature of control hot water heats magnet steel, and opens hot-air system on demand and carry out assistant heating.
Work-piece cools is after room temperature, and removable stay-warm case is opened the bottom insulation cover, removes the vacuum diversion device, and unloads the sealing block of inner mould core 2, shrinks four circular arc central layer 2-1 to certain position by motor, lifts by crane external rotor, finishes the sealing process of a subjob.
Claims (5)
1. external rotor permanent magnet body packaging system, external rotor is combined by preceding rotor and back rotor, preceding rotor and back rotor all are to cover shape, preceding rotor and back rotor all are called external rotor, the centre of external rotor has installing hole, external rotor has and is step-like outer face and inner face, the permanent magnet ring-type is arranged on the inner cylinder face that is arranged between outer face and the inner face, it is characterized in that: described packaging system has the circular supporting station (1) that supports the external rotor outer face, be arranged on supporting station (1) the upper end support external rotor inner face radial expansion and extended state and the airtight inner mould core that contacts of the inner face of external rotor (2), on circular supporting station (1), be provided with heater (3) to external rotor outer face heating.
2. external rotor permanent magnet body packaging system as claimed in claim 1, it is characterized in that: the circular arc central layer (2-1), sealing block and the support bar (2-2) that match with the external rotor inner face that the inner mould core of described radial contraction (2) comprises the main shaft (2-3) that is positioned at supporting station (1) center, at least two expandables, between the circular arc central layer (2-2) after sealing block is placed on and stretchs out, support bar (2-2) is connected with circular arc central layer (2-1).
3. external rotor permanent magnet body packaging system as claimed in claim 1 is characterized in that: the centre of described supporting station (1) is provided with main shaft, and the top of main shaft is equipped with the positioning and guiding cover (4) that matches with described external rotor installing hole.
4. external rotor permanent magnet body packaging system as claimed in claim 1 is characterized in that: described inner mould core (2) outer surface is enclosed with the sealing fiber cloth, and the inside of inner mould core has the tight cloth tube (5) that the sealing fiber cloth is tightened up.
5. external rotor permanent magnet body packaging system as claimed in claim 1 is characterized in that: described circular arc central layer (2-1) has four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102383058A CN101958614B (en) | 2010-07-28 | 2010-07-28 | Outer rotor permanent magnet encapsulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102383058A CN101958614B (en) | 2010-07-28 | 2010-07-28 | Outer rotor permanent magnet encapsulating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101958614A true CN101958614A (en) | 2011-01-26 |
| CN101958614B CN101958614B (en) | 2012-08-29 |
Family
ID=43485779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102383058A Active CN101958614B (en) | 2010-07-28 | 2010-07-28 | Outer rotor permanent magnet encapsulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101958614B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112910203A (en) * | 2021-04-02 | 2021-06-04 | 威海锦阳电子有限公司 | Manufacturing method of outer rotor of motor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006081360A (en) * | 2004-09-13 | 2006-03-23 | Yaskawa Electric Corp | Apparatus for bonding magnet on surface of rotor |
| JP3955561B2 (en) * | 2003-11-10 | 2007-08-08 | 本田技研工業株式会社 | Manufacturing equipment for rotors for rotating electrical machines |
| CN101599682A (en) * | 2008-06-02 | 2009-12-09 | 日本电产三协株式会社 | Electronic device and manufacture method thereof |
| CN201758343U (en) * | 2010-07-28 | 2011-03-09 | 江苏新誉重工科技有限公司 | Permanent magnet packaging device for permanent magnet motor with outer rotor |
-
2010
- 2010-07-28 CN CN2010102383058A patent/CN101958614B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3955561B2 (en) * | 2003-11-10 | 2007-08-08 | 本田技研工業株式会社 | Manufacturing equipment for rotors for rotating electrical machines |
| JP2006081360A (en) * | 2004-09-13 | 2006-03-23 | Yaskawa Electric Corp | Apparatus for bonding magnet on surface of rotor |
| CN101599682A (en) * | 2008-06-02 | 2009-12-09 | 日本电产三协株式会社 | Electronic device and manufacture method thereof |
| CN201758343U (en) * | 2010-07-28 | 2011-03-09 | 江苏新誉重工科技有限公司 | Permanent magnet packaging device for permanent magnet motor with outer rotor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112910203A (en) * | 2021-04-02 | 2021-06-04 | 威海锦阳电子有限公司 | Manufacturing method of outer rotor of motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101958614B (en) | 2012-08-29 |
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