CN107437873A - A kind of processing technology of electric machine iron core - Google Patents
A kind of processing technology of electric machine iron core Download PDFInfo
- Publication number
- CN107437873A CN107437873A CN201610351462.7A CN201610351462A CN107437873A CN 107437873 A CN107437873 A CN 107437873A CN 201610351462 A CN201610351462 A CN 201610351462A CN 107437873 A CN107437873 A CN 107437873A
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- China
- Prior art keywords
- punching
- ensure
- processing technology
- bonding tool
- self
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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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
- H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention discloses a kind of processing technology of electric machine iron core, comprise the following steps：The first step：Check the flatness of tack punching；Second step;Punching sheet surface is gone through before bonding, it is impossible to had greasy dirt dust, surface is wiped clean with clean rag, alcohol and acetone can not be stained with rag；3rd step：Bonding tool is cleaned out；4th step：Each lamination apertures insert locating rod respectively, ensure the requirement of the perpendicularity of self adhesive plate, ensure that punching is neat after adjustment；5th step：Work will be bonded and hang in hydraulic press；6th step：Bonding tool is put in baker；7th step：Bonding tool is taken out from stove；8th step:End plate flatness is checked, groove rod is along logical.Compared with prior art, beneficial effect is the present invention：Self adhesive plate does not produce demagnetization, reaches stator-rotor iron core and laminates performance, ensures the presentation quality of self-adhesion punching, ensure the stacking factor of punching, reduce the eddy-current loss of motor, improve efficiency, ensure the adhesion strength of silicon steel sheet, ensure that self adhesive plate does not produce the phenomenon of demagnetization, ensure the performance of motor.
Description
Technical field
The present invention relates to the processing technology of electric machine rotor iron core, the motor product of the drive system for the New energy automobile motor that is particularly suitable for use in, belongs to motor, generator manufacturing field.
Background technology
At present, the technique of domestic new-energy automobile drive system is not yet ripe, is typically purchased to foreign countries, and this kind of mode purchase cost is high, and overall price is not dominant, for the producer of Lumpy demand, selling at exorbitant prices, it is impossible to meet the needs of client.
The external method that glue spraying is used in the production process of new energy drive system rotor punching is as an effective process meanses for improving new-energy automobile properties of product and reliability, the integral structure that it assigns product has insulating properties reliable, automatization level is high, the characteristics of product is stable, but this kind of technique is high to the temperature requirement of environment, ensure -55 DEG C --+125 DEG C, pour into a mould adhesive and product poor adhesive force, punching degree of cohering does not reach the standard of client, and spray-bonding craft cost is higher, the wasting phenomenon in the presence of during, and presentation quality is poor, it can not meet to provide cheap product of fine quality for client.
The content of the invention
The present invention is in view of the shortcomings of the prior art, it is desirable to provide a kind of processing technology of electric machine iron core, technical scheme comprise the following steps：
The first step：The flatness of tack punching is checked, ensures the mm of flatness≤1.5, ensures the stacking factor of punching, ensures the flatness of punching, ensures the quality of punching；
Second step：Punching sheet surface is gone through before bonding, it is impossible to had greasy dirt dust, surface is wiped clean with clean rag, alcohol and acetone can not be stained with rag；
3rd step：After bonding tool is cleaned out, 1 common punching is first placed on lower platen, then places 20 self-adhesion punchings, then puts 2 common punchings, then puts 20 self-adhesion punchings, continues to place punching to completion is laminated according to this kind of method, finally puts a common punching；
4th step：Each lamination apertures insert locating rod respectively, and four groove profile rods are inserted in groove profile, and groove uses two angle square notch frocks, ensures the requirement of the perpendicularity of self adhesive plate, ensure that punching is neat after adjustment, cover top board, and respectively symmetrically tighten upper lower platen with 6 bolts；
5th step：Work will be bonded and hang in hydraulic press, pressurizeed 14.5 tons or so（1.5pMA—2.5pMA）, 6 bolts are symmetrically tightened under packing state；
6th step：Bonding tool is put in baker, it is heated to 160 DEG C -180 DEG C, insulation 2 hours, landing examines end plate not have crack, and bonding is solid and reliable, and self adhesive plate does not produce demagnetization, reach stator-rotor iron core and laminate performance, ensure the adhesion strength of silicon steel sheet, epoxy resin is flowed into by injecting glue runner by runner, uniformly ensure the adhesion between magnet steel and iron core；
7th step：After taking out bonding tool from stove, room temperature is naturally cooled to, takes bonding tool apart afterwards, removes cohesive end plate, the upper and lower each a piece of common punching of every piece of self adhesive plate is peeled off, cleans out cull,
8th step：End plate flatness is checked, ensures flatness≤0.6mm, groove profile is neat, and groove rod is along logical.
Compared with prior art, beneficial effect is the present invention：Self adhesive plate does not produce demagnetization, reaches stator-rotor iron core and laminates performance, ensures the presentation quality of self-adhesion punching, ensure the stacking factor of punching, reduce the eddy-current loss of motor, improve efficiency, ensure the adhesion strength of silicon steel sheet, ensure that self adhesive plate does not produce the phenomenon of demagnetization, ensure the performance of motor.
Brief description of the drawings
Fig. 1 is bonding tool schematic diagram.
Embodiment
The present invention is described in more detail presently in connection with accompanying drawing, these accompanying drawings are simplified schematic diagram, only illustrate the basic structure of the present invention in a schematic way, therefore, it only shows the composition relevant with the present invention, and a kind of processing technology of electric machine iron core includes：
The first step：The flatness of tack punching is checked, ensures the mm of flatness≤1.5, ensures the stacking factor of punching, ensures the flatness of punching, ensures the quality of punching；
Second step;Punching sheet surface is gone through before bonding, it is impossible to have greasy dirt dust, wiped clean surface with clean rag, alcohol and acetone can not be stained with rag, avoid bond during it is cylindrical uneven, influence the presentation quality of product；
3rd step：After bonding tool is cleaned out, 1 common punching is first placed on lower platen, then places 20 self-adhesion punchings, put 2 common punchings again, then put 20 self-adhesion punchings, according to this kind of method continue place punching to laminate complete, a common punching is finally put, ensure product laminates performance；
4th step：Each lamination apertures insert locating rod respectively, insert four groove profile rods in rod-type, notch uses two angle square notch frocks, ensure that punching is neat, covers top board, and respectively symmetrically tighten upper lower platen with 6 bolts after adjustment, ensure that groove profile is not subjected to displacement, ensure the requirement of the perpendicularity of self adhesive plate；
5th step：Work will be bonded and hang in hydraulic press, pressurizeed 14.5 tons or so（1.5pMA—2.5pMA）, 6 bolts are symmetrically tightened under packing state, ensure the caking ability of punching；
6th step：Bonding tool is put in baker, 150 DEG C of landings of heating examine end plate to have crack, 230 DEG C of landings of heating examine end plate not have crack, but there is pico- aberration, it cannot be guaranteed that the presentation quality of product, it is heated to 160 DEG C -180 DEG C, insulation 2 hours, landing examines end plate not have crack, and bonding is solid and reliable, and self adhesive plate does not produce demagnetization, reach stator-rotor iron core and laminate performance, ensure the adhesion strength of silicon steel sheet, epoxy resin is flowed into by injecting glue runner by runner, uniformly ensure the adhesion between magnet steel and iron core；
7th step：After taking out bonding tool from stove, room temperature is naturally cooled to, takes bonding tool apart afterwards, removes cohesive end plate, the upper and lower each a piece of common punching of every piece of self adhesive plate is peeled off, cleans out cull；
8th step：End plate flatness is checked, ensures flatness≤0.6mm, groove profile is neat, and groove rod is along logical.
Compared with prior art, beneficial effect is the present invention：Self adhesive plate does not produce demagnetization, reaches stator-rotor iron core and laminates performance, ensures the presentation quality of self-adhesion punching, ensure the stacking factor of punching, reduce the eddy-current loss of motor, improve efficiency, ensure the adhesion strength of silicon steel sheet, ensure that self adhesive plate does not produce the phenomenon of demagnetization, ensure the performance of motor.
Desirable embodiment described above according to the present invention is as enlightenment, completely can be in the range of the technological thought without departing from the present invention by above-mentioned description relevant staff, carry out various changes and amendments, the technical scope of this invention is not limited to the content on specification, it is necessary to determines its technical scope according to right.
Claims (8)
- A kind of 1. processing technology of electric machine iron core, it is characterised in that：Comprise the following steps：The first step：Check the flatness of tack punching；Second step：Punching sheet surface is gone through before bonding, it is impossible to had greasy dirt dust, surface is wiped clean with clean rag, alcohol and acetone can not be stained with rag；3rd step：Bonding tool is cleaned out；4th step：Each lamination apertures insert locating rod respectively, and four groove profile rods are inserted in groove profile, and groove uses two angle square notch frocks, ensures the requirement of the perpendicularity of self adhesive plate, ensure that punching is neat after adjustment, cover top board, and respectively symmetrically tighten upper lower platen with 6 bolts；5th step：Work will be bonded and hang in hydraulic press；6th step：Bonding tool is put in baker；7th step：Bonding tool is taken out from stove；8th step：End plate flatness is checked, groove rod is along logical.
- 2. the processing technology of stator core according to claim 1, it is characterised in that ensure the mm of flatness≤1.5.
- 3. the processing technology of stator core according to claim 1, it is characterized in that 1 common punching is first placed on lower platen, then 20 self-adhesion punchings are placed, 2 common punchings are put again, 20 self-adhesion punchings are put again, continue to place punching to completion is laminated according to this kind of method, finally put a common punching.
- 4. the processing technology of stator core according to claim 1, it is characterised in that open up lamination apertures in the self-adhesion punching.
- 5. the processing technology of stator core according to claim 1, it is characterised in that be heated to 160 DEG C -180 DEG C, be incubated 2 hours.
- 6. the processing technology of stator core according to claim 1, pressurize 14.5 tons or so（1.5pMA—2.5pMA）, 6 bolts are symmetrically tightened under packing state.
- 7. the processing technology of stator core according to claim 1, naturally cooling to room temperature, taking bonding tool apart afterwards, cohesive end plate is removed, the upper and lower each a piece of common punching of every piece of self adhesive plate is peeled off, cleans out cull.
- 8. the processing technology of stator core according to claim 1, guarantee flatness≤0.6mm, groove profile are neat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610351462.7A CN107437873A (en) | 2016-05-25 | 2016-05-25 | A kind of processing technology of electric machine iron core |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610351462.7A CN107437873A (en) | 2016-05-25 | 2016-05-25 | A kind of processing technology of electric machine iron core |
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| Publication Number | Publication Date |
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| CN107437873A true CN107437873A (en) | 2017-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610351462.7A Pending CN107437873A (en) | 2016-05-25 | 2016-05-25 | A kind of processing technology of electric machine iron core |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109167485A (en) * | 2018-09-11 | 2019-01-08 | 江西大有科技有限公司 | Ultra-thin materials armature lamination preparation method and device |
| CN113290110A (en) * | 2021-05-25 | 2021-08-24 | 安登利电子(深圳)有限公司 | Punching magnetic ring production process and magnetic core pressing device |
| CN113489254A (en) * | 2021-06-29 | 2021-10-08 | 陕西航天时代导航设备有限公司 | KH-225 glue gluing process for stator punching sheet, gluing process and tool for gluing process |
| CN115776202A (en) * | 2022-12-30 | 2023-03-10 | 南通通达矽钢冲压科技有限公司 | Method for heating and curing self-adhesive silicon steel stamped sheets of iron cores of motors and generators in stepped manner |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101282062A (en) * | 2008-05-20 | 2008-10-08 | 上海电气电站设备有限公司 | Stacking technique and fixture with magnetic shielding structure |
| CN203896135U (en) * | 2014-03-07 | 2014-10-22 | 江苏通达动力科技股份有限公司 | Stacking device used for making stator core of DC permanent-magnet generator |
| CN205622440U (en) * | 2016-05-12 | 2016-10-05 | 于可浩 | Rotor punching pressure equipment alignment frock |
-
2016
- 2016-05-25 CN CN201610351462.7A patent/CN107437873A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101282062A (en) * | 2008-05-20 | 2008-10-08 | 上海电气电站设备有限公司 | Stacking technique and fixture with magnetic shielding structure |
| CN203896135U (en) * | 2014-03-07 | 2014-10-22 | 江苏通达动力科技股份有限公司 | Stacking device used for making stator core of DC permanent-magnet generator |
| CN205622440U (en) * | 2016-05-12 | 2016-10-05 | 于可浩 | Rotor punching pressure equipment alignment frock |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109167485A (en) * | 2018-09-11 | 2019-01-08 | 江西大有科技有限公司 | Ultra-thin materials armature lamination preparation method and device |
| CN113290110A (en) * | 2021-05-25 | 2021-08-24 | 安登利电子(深圳)有限公司 | Punching magnetic ring production process and magnetic core pressing device |
| CN113290110B (en) * | 2021-05-25 | 2022-03-08 | 安登利电子(深圳)有限公司 | Punching magnetic ring production process and magnetic core pressing device |
| CN113489254A (en) * | 2021-06-29 | 2021-10-08 | 陕西航天时代导航设备有限公司 | KH-225 glue gluing process for stator punching sheet, gluing process and tool for gluing process |
| CN115776202A (en) * | 2022-12-30 | 2023-03-10 | 南通通达矽钢冲压科技有限公司 | Method for heating and curing self-adhesive silicon steel stamped sheets of iron cores of motors and generators in stepped manner |
| CN115776202B (en) * | 2022-12-30 | 2024-02-02 | 南通通达矽钢冲压科技有限公司 | Stepped heating and curing method for self-adhesive silicon steel stamping of motor iron core |
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Application publication date: 20171205 |