CN103219838B - Skewed stator slot processing tool and skewed stator slot processing method - Google Patents
Skewed stator slot processing tool and skewed stator slot processing method Download PDFInfo
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- CN103219838B CN103219838B CN201310137536.3A CN201310137536A CN103219838B CN 103219838 B CN103219838 B CN 103219838B CN 201310137536 A CN201310137536 A CN 201310137536A CN 103219838 B CN103219838 B CN 103219838B
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- 238000003672 processing method Methods 0.000 title abstract description 5
- 238000003475 lamination Methods 0.000 claims abstract description 39
- 238000003825 pressing Methods 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 7
- 238000003466 welding Methods 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 4
- 230000001360 synchronised effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Manufacture Of Motors, Generators (AREA)
Abstract
The invention belongs to mechanical field, be specially a kind of skewed stator slot processing tool and skewed stator slot processing method.Comprise stator lamination fixture and skewed stator slot shaped device, stator lamination fixture is made up of base plate, positioning core axle and pressing plate, positioning core axle is spirally connected and is arranged on base plate, and the top of positioning core axle is spirally connected and arranges pressing plate, and stator lamination socket is arranged on positioning core axle; Skewed stator slot shaped device is made up of with parallel positioning core axle fixed head, angle scale, fixed head is fixedly installed on base plate, fixed head center rotating arranges positioned parallel mandrel, the nearly stator lamination end of positioned parallel mandrel is provided with the positioning bar matched with stator core film trap, and the positioned parallel mandrel other end is fixed by socket angle scale through fixed head.The present invention processes skewed stator slot fast and efficiently, and alignment pin coordinates with alignment pin stroke hole the control achieving skewed slot inclination angle, and skewed stator slot iron core of the present invention effectively can weaken the slot effect of motor.
Description
Technical field
The invention belongs to mechanical field, be specially a kind of skewed stator slot processing tool and skewed stator slot processing method.
Background technology
Permanent magnet synchronous motor volume is little, lightweight, efficiency is high, power factor is high, little by little instead of asynchronous motor in a lot of fields, but magneto also exists some shortcomings, such as, along with the sharp increase of rare earth material price, the cost of permagnetic synchronous motor is caused to increase; The intrinsic tooth of magneto increases the pulsating that torque produces, permanent magnet possibility loss of excitation etc. in electric motor short circuit situation.Therefore, rational electromagnetic structure should be adopted when design of electrical motor, effectively can control motor cost, can electrical machinery life be improved again.
Because permanent-magnetic synchronous motor stator iron core fluting interacts with rotor permanent magnet, define slot ripples electromagnetic torque, increase noise, vibration, add eddy current loss etc.The impact that the structures such as false groove effectively can weaken slot effect opened by general employing skewed stator slot, skewed-rotor, fractional-slot, rotor, improves motor performance.Be for magnetic steel built-in type magneto for medium and small permanent magnet synchronous motor ， Te Do, the most frequently used method adopts skewed stator slot structure to weaken slot effect.But also do not have one skewed stator slot processing tool very easily now, skewed stator slot processing tool is very necessary easily and fast, efficiently therefore to design one.
Summary of the invention
For problems of the prior art, the object of the present invention is to provide the technical scheme of a kind of skewed stator slot processing tool and skewed stator slot processing method.
Described skewed stator slot processing tool, it is characterized in that comprising stator lamination fixture and skewed stator slot shaped device, stator lamination fixture is made up of base plate, positioning core axle and pressing plate, positioning core axle is spirally connected and is arranged on base plate, the top of positioning core axle is spirally connected and arranges pressing plate, and stator lamination socket is arranged on positioning core axle; Skewed stator slot shaped device is made up of with parallel positioning core axle fixed head, angle scale, fixed head is fixedly installed on base plate, fixed head center rotating arranges positioned parallel mandrel, the nearly stator lamination end of positioned parallel mandrel is provided with the positioning bar matched with stator core film trap, and the positioned parallel mandrel other end is fixed by socket angle scale through fixed head.
Described skewed stator slot processing tool, is characterized in that described angle scale is bolted on positioned parallel mandrel.
Described skewed stator slot processing tool, is characterized in that described angle scale is provided with turning handle.
Described skewed stator slot processing tool, is characterized in that being provided with spring between the nearly stator lamination end of described positioned parallel mandrel and fixed head.
Described skewed stator slot processing tool, is characterized in that described fixed head arranges alignment pin, angle scale is provided with the alignment pin stroke hole of matching with alignment pin.
Described skewed stator slot processing tool, is characterized in that the stroke angles of described alignment pin in alignment pin stroke hole is 7 ° 9 '.
Described skewed stator slot processing tool, is characterized in that described angle scale is bolted on positioned parallel mandrel, angle scale is provided with turning handle, between the nearly stator lamination end of positioned parallel mandrel and fixed head, be provided with spring; Fixed head arranges alignment pin, angle scale is provided with the alignment pin stroke hole of matching with alignment pin, the stroke angles of alignment pin in alignment pin stroke hole is 7 ° 9 '.
Described skewed stator slot processing tool carries out the method for skewed stator slot processing, it is characterized in that comprising the following steps:
1) put into stacked for stator lamination in positioning core axle, and ensure that the stator core film trap of each stator lamination is in same vertical direction;
2) positioning bar of positioned parallel mandrel end is sticked into stator core film trap, rotary motion handle, make alignment pin move to end of travel in alignment pin stroke hole;
3) pressing plate is placed on stator lamination top, is closely spirally connected by bolt and positioning core axle, compress;
4) positioning bar of positioned parallel mandrel end is shifted out in stator core film trap;
5) adopt laser welding to carry out shaping welding to stator lamination, make stator core;
6) unload lower platen, shift out stator core, skewed stator slot completion of processing.
The present invention is novel, structure is simple, can process skewed stator slot easily and fast, efficiently, the processing of skewed stator slot is realized by skewed stator slot shaped device, by stator lamination fixture, stator lamination is carried out quick position, fixed, and utilize coordinating of alignment pin and alignment pin stroke hole cleverly, realize the control to skewed slot inclination angle, the skewed stator slot iron core made by the present invention effectively can weaken the slot effect of motor.
Accompanying drawing explanation
Fig. 1 is sectional structure schematic diagram of the present invention;
Fig. 2 is the plan structure schematic diagram of Fig. 1;
Fig. 3 be stator lamination stacked after schematic diagram;
Fig. 4 is the structural representation of skewed stator slot shaped device;
Fig. 5 is the structural representation in alignment pin and alignment pin stroke hole;
In figure: 1-base plate, 2-positioning core axle, 3-pressing plate, 4-positioning bar, 5-positioned parallel mandrel, 6-fixed head, 7-angle scale, 8-alignment pin, 9-stator lamination, 10-spring, 11-turning handle, 12-stator core film trap, 13-alignment pin stroke hole.
Embodiment
Below in conjunction with Figure of description, the invention will be further described:
Skewed stator slot processing tool, comprise stator lamination fixture and skewed stator slot shaped device, stator lamination fixture is made up of base plate 1, positioning core axle 2 and pressing plate 3, positioning core axle 2 is spirally connected and is arranged on base plate 3, the top of positioning core axle 2 is spirally connected and arranges pressing plate 3, adds man-hour, is first arranged on positioning core axle by stator lamination 9 socket, then with bolt, pressing plate is fixed on positioning core axle, realizes the location of stator lamination 9; Skewed stator slot shaped device is made up of with parallel positioning core axle 5 fixed head 6, angle scale 7, fixed head 6 is fixedly installed on base plate 1, fixed head 6 center rotating arranges positioned parallel mandrel 5, the nearly stator lamination end of positioned parallel mandrel is provided with the positioning bar 4 matched with stator core film trap 12, and positioned parallel mandrel 5 other end is fixed by socket angle scale 7 through fixed head 6.
Angle scale 7 is bolted on positioned parallel mandrel 5, angle scale 7 is provided with turning handle 11, is provided with spring 10, plays reset role between the nearly stator lamination end of positioned parallel mandrel and fixed head; Fixed head 6 is arranged alignment pin 8, angle scale is provided with the alignment pin stroke hole 13 of matching with alignment pin 8, the stroke angles of alignment pin 8 in alignment pin stroke hole 13 is 7 ° 9 ' (7 degree 9 points), ensures that skewed slot angle of inclination is accurate.
Utilize skewed stator slot processing tool to carry out the method for skewed stator slot processing, comprise the following steps:
1) put into stacked for stator lamination in positioning core axle, and ensure that the stator core film trap of each stator lamination is in same vertical direction;
2) positioning bar of positioned parallel mandrel end is sticked into stator core film trap, rotary motion handle, make alignment pin move to end of travel in alignment pin stroke hole;
3) pressing plate is placed on stator lamination top, is closely spirally connected by bolt and positioning core axle, compress;
4) positioning bar of positioned parallel mandrel end is shifted out in stator core film trap;
5) adopt laser welding to carry out shaping welding to stator lamination, make stator core;
6) unload lower platen, shift out stator core, skewed stator slot completion of processing.
The present invention is novel, structure is simple, can process skewed stator slot easily and fast, efficiently, the processing of skewed stator slot is realized by skewed stator slot shaped device, by stator lamination fixture, stator lamination is carried out quick position, fixed, and utilize coordinating of alignment pin and alignment pin stroke hole cleverly, realize the control to skewed slot inclination angle, the skewed stator slot iron core made by the present invention effectively can weaken the slot effect of motor.
Claims (1)
1. the method utilizing skewed stator slot processing tool to carry out skewed stator slot processing, skewed stator slot processing tool comprises stator lamination fixture and skewed stator slot shaped device, stator lamination fixture is made up of base plate, positioning core axle and pressing plate, positioning core axle is spirally connected and is arranged on base plate, the top of positioning core axle is spirally connected and arranges pressing plate, and stator lamination socket is arranged on positioning core axle; Skewed stator slot shaped device is made up of with parallel positioning core axle fixed head, angle scale, fixed head is fixedly installed on base plate, fixed head center rotating arranges positioned parallel mandrel, the nearly stator lamination end of positioned parallel mandrel is provided with the positioning bar matched with stator core film trap, and the positioned parallel mandrel other end is fixed by socket angle scale through fixed head; Described angle scale is bolted on positioned parallel mandrel, and angle scale is provided with turning handle, between the nearly stator lamination end of positioned parallel mandrel and fixed head, be provided with spring; Fixed head arranges alignment pin, angle scale is provided with the alignment pin stroke hole of matching with alignment pin, the stroke angles of alignment pin in alignment pin stroke hole is 7 ° 9 ', it is characterized in that comprising the following steps:
1) put into stacked for stator lamination in positioning core axle, and ensure that the stator core film trap of each stator lamination is in same vertical direction;
2) positioning bar of positioned parallel mandrel end is sticked into stator core film trap, rotary motion handle, make alignment pin move to end of travel in alignment pin stroke hole;
3) pressing plate is placed on stator lamination top, is closely spirally connected by bolt and positioning core axle, compress;
4) positioning bar of positioned parallel mandrel end is shifted out in stator core film trap;
5) adopt laser welding to carry out shaping welding to stator lamination, make stator core;
6) unload lower platen, shift out stator core, skewed stator slot completion of processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310137536.3A CN103219838B (en) | 2013-04-19 | 2013-04-19 | Skewed stator slot processing tool and skewed stator slot processing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310137536.3A CN103219838B (en) | 2013-04-19 | 2013-04-19 | Skewed stator slot processing tool and skewed stator slot processing method |
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| Publication Number | Publication Date |
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| CN103219838A CN103219838A (en) | 2013-07-24 |
| CN103219838B true CN103219838B (en) | 2015-10-28 |
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| CN201310137536.3A Active CN103219838B (en) | 2013-04-19 | 2013-04-19 | Skewed stator slot processing tool and skewed stator slot processing method |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106208562B (en) * | 2016-08-24 | 2018-11-02 | 贵州航天林泉电机有限公司 | A kind of motor chute rotor overlapping mold |
| CN107979245B (en) * | 2017-12-26 | 2024-04-05 | 浙江联宜电机有限公司 | Auxiliary fixing device for processing inner cavity of stator |
| CN108809010B (en) * | 2018-09-18 | 2024-03-29 | 中国长江动力集团有限公司 | Stator core external press-fitting device and stator core external press-fitting equipment |
| CN110899974B (en) * | 2019-12-13 | 2021-08-31 | 哈尔滨工业大学 | A kind of laser swing welding method of medium and heavy plate armor steel |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0212386B1 (en) * | 1985-08-13 | 1989-09-27 | Siemens Aktiengesellschaft | Device for piling sheets, in particular for laminated rotor with skew |
| CN201113696Y (en) * | 2007-08-20 | 2008-09-10 | 许晓华 | Rotor tapered slot stack mounting tool |
| CN101814803A (en) * | 2010-04-19 | 2010-08-25 | 江苏爱尔玛电机制造有限公司 | Stator iron core chute press mounting tool of rare earth permanent-magnet motor |
| CN201674357U (en) * | 2010-05-20 | 2010-12-15 | 中国江南航天工业集团林泉电机厂 | Combined type chute armature core stacked die |
| CN202978621U (en) * | 2012-11-05 | 2013-06-05 | 贵州航天林泉电机有限公司 | Pressing positioning fixture applied to brushless motor chute stator iron core |
| CN203206081U (en) * | 2013-04-19 | 2013-09-18 | 浙江联宜电机股份有限公司 | Stator skewed slot machining tool |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002315237A (en) * | 2001-04-16 | 2002-10-25 | Mitsubishi Electric Corp | Laminated core of rotating electric machine |
-
2013
- 2013-04-19 CN CN201310137536.3A patent/CN103219838B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0212386B1 (en) * | 1985-08-13 | 1989-09-27 | Siemens Aktiengesellschaft | Device for piling sheets, in particular for laminated rotor with skew |
| CN201113696Y (en) * | 2007-08-20 | 2008-09-10 | 许晓华 | Rotor tapered slot stack mounting tool |
| CN101814803A (en) * | 2010-04-19 | 2010-08-25 | 江苏爱尔玛电机制造有限公司 | Stator iron core chute press mounting tool of rare earth permanent-magnet motor |
| CN201674357U (en) * | 2010-05-20 | 2010-12-15 | 中国江南航天工业集团林泉电机厂 | Combined type chute armature core stacked die |
| CN202978621U (en) * | 2012-11-05 | 2013-06-05 | 贵州航天林泉电机有限公司 | Pressing positioning fixture applied to brushless motor chute stator iron core |
| CN203206081U (en) * | 2013-04-19 | 2013-09-18 | 浙江联宜电机股份有限公司 | Stator skewed slot machining tool |
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| CN103219838A (en) | 2013-07-24 |
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