CN103607084A - Producing method of permanent magnetic rotors and salient pole composite electromagnetic excitation rotors - Google Patents
Producing method of permanent magnetic rotors and salient pole composite electromagnetic excitation rotors Download PDFInfo
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- CN103607084A CN103607084A CN201310645426.8A CN201310645426A CN103607084A CN 103607084 A CN103607084 A CN 103607084A CN 201310645426 A CN201310645426 A CN 201310645426A CN 103607084 A CN103607084 A CN 103607084A
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Abstract
The invention provides a producing method of permanent magnetic rotors and salient pole composite electromagnetic excitation rotors, and belongs to the technical field of automobile motors and electric appliances. The method includes the steps of permanent magnetic rotor production, electric excitation rotor production and rotor assembly. Tile magnetic steel is fixed onto the outer circle of a rotor core, rectangular magnetic steel is installed in a radial groove of the rotor core, the magnetic field intensity is high, electric excitation rotors are of a salient pole structure, generated magnetic fields directly face air gaps, magnetic flux leakage is little, magnetic fields in air gaps of a generator are provided by permanent magnetic steel and an electric excitation coil together, by means of adjustment of the magnitude and the direction of the current passing through the electric excitation coil, the magnetic fields formed by integrating permanent magnetic fields and electromagnetic fields can be adjusted, the output voltage of the generator is stable, and safety and use reliability of the automobile electric appliances are guaranteed.
Description
Technical field
The invention provides a kind of permanent magnetism and salient pole electromagnetism compound rectifier excitation method for production of rotor, belong to electric motor of automobile technical field of electric appliances.
Background technology
The production method of the rotor of permanent-magnetic power generator using on automobile is at present to adopt axle and a full circle cylindricality permanent magnet assembling to form, again columniform permanent magnet is pressed to radial magnetizing, form the N utmost point, the extremely spaced p-m rotor of S, in the process of magnetizing, magnetism molecule can not reach ordered arrangement completely, remanence strength is low, and between the magnetic pole due to cylindrical permanent magnet, a part of permanent magnetic material is inoperative, therefore the permanent magnetic material utilance of this version rotor is low, and because permanent magnetic field is stationary magnetic field, magnetic field is unadjustable, when the slow-speed of revolution, output voltage is low, during high rotating speed, output voltage is high, output voltage is unstable, cause automobile electrical device damage or useful life to shorten, its serviceability needs further improvement.
Summary of the invention
The object of this invention is to provide and a kind ofly can overcome above-mentioned defect, magnetic field in power generator air gap is provided jointly by permanent-magnet steel and electric magnet exciting coil, and magnetic field can regulate, output voltage stabilization, the simple permanent magnetism of production method and salient pole electromagnetism compound rectifier excitation method for production of rotor, its technology contents is:
Permanent magnetism and salient pole electromagnetism compound rectifier excitation method for production of rotor, comprise that p-m rotor is produced, electric excitation rotor is produced, rotor assembling, it is characterized in that:
The first step, p-m rotor is produced: punching annular rotor punching, on rotor punching, be evenly equipped with the radially rectangular channel that even number runs through rotor punching thickness, radially rectangular channel is inner is communicated with the endoporus of annular rotor punching, radially the cylindrical of the outer end of rectangular channel and annular rotor punching has the not connected component of 1.5mm, on rotor punching cylindrical, have semicircle groove, rotor punching is laminated by the suitable mode of burr one, adopt argon arc welding welding to laminate the semicircle groove of rear rotor punching, form rotor core, rotor core after welding is placed in the die casting of die casting machine, the aluminium of fusing is poured into the die casting machine feeding mouth that compression mod is installed, die-casting rotor every magnetic lining, in the middle of magnetic lining, it is through hole, rotor core both sides every magnetic hub sections, be boss structure, boss thickness is 2mm, boss outside diameter is than the large 4mm of the diameter of bore of annular rotor core, tile magnet steel is the N utmost point by convex surface, the extremely spaced mode of S is fixed on the cylindrical of rotor core by pole shoe by screw, the N utmost point of rectangle magnet steel is by being the S utmost point towards tile magnet steel concave surface, the mode that the S utmost point of rectangle magnet steel is the N utmost point by another sheet tile magnet steel concave surface towards adjacent is arranged in rotor core radially in rectangular channel successively, form p-m rotor,
Second step, electricity excitation rotor is produced: on rotor punching, be evenly equipped with even number T font salient pole, the top of all T font salient poles is at same circumference, each T font salient pole center line and intersection, T font salient pole top have semicircle groove, rotor punching is laminated by the suitable mode of burr one, adopt argon arc welding welding to laminate the semicircle groove of rear rotor punching, form rotor core, the insulating paper cutting is longitudinally converted into U font to be inserted in the peariform slot of two adjacent T font salient pole formation on rotor core, electricity magnet exciting coil is wrapped on T font salient pole, the polarity producing by the convex surface that passes into T font salient pole after direct current is the N utmost point, S utmost point rule separately winds the line successively, the number of turn on each T font salient pole should equate, form salient pole type electricity excitation rotor,
The 3rd step, rotor assembling: p-m rotor is fitted on axle, again electric excitation rotor is fitted on same axle, between p-m rotor and electric excitation rotor, install the pad that thickness is 2mm～3mm additional, the longitudinal center line of the longitudinal center line of each magnetic pole of p-m rotor and electric each magnetic pole of excitation rotor is on same straight line, use again lathe car rotor outer circle to given size, complete the production of permanent magnetism and salient pole electromagnetism compound rectifier excitation rotor.
The present invention compared with prior art, tile magnet steel is fixed on the cylindrical of rotor core, rectangle magnet steel is arranged in the radial slot of rotor core, magnetic field intensity is large, electricity excitation rotor is salient-pole structure, air gap is directly faced in the magnetic field producing, leakage field is few, magnetic field in power generator air gap is provided jointly by permanent-magnet steel and electric magnet exciting coil, by regulating the size and Orientation of electric magnet exciting coil electrical current, magnetic field after making permanent magnetic field and electromagnetic field synthetic can regulate, generator output voltage is stable, guarantees fail safe and the dependability of auto electric equipment.
Accompanying drawing explanation
Fig. 1 is production method flow chart of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described:
Permanent magnetism and salient pole electromagnetism compound rectifier excitation method for production of rotor, comprise that p-m rotor is produced, electric excitation rotor is produced, rotor assembling, it is characterized in that:
The first step, p-m rotor is produced: punching annular rotor punching, on rotor punching, be evenly equipped with the radially rectangular channel that even number runs through rotor punching thickness, radially rectangular channel is inner is communicated with the endoporus of annular rotor punching, radially the cylindrical of the outer end of rectangular channel and annular rotor punching has the not connected component of 1.5mm, on rotor punching cylindrical, have semicircle groove, rotor punching is laminated by the suitable mode of burr one, adopt argon arc welding welding to laminate the semicircle groove of rear rotor punching, form rotor core, rotor core after welding is placed in the die casting of die casting machine, the aluminium of fusing is poured into the die casting machine feeding mouth that compression mod is installed, die-casting rotor every magnetic lining, in the middle of magnetic lining, it is through hole, rotor core both sides every magnetic hub sections, be boss structure, boss thickness is 2mm, boss outside diameter is than the large 4mm of the diameter of bore of annular rotor core, tile magnet steel is the N utmost point by convex surface, the extremely spaced mode of S is fixed on the cylindrical of rotor core by pole shoe by screw, the N utmost point of rectangle magnet steel is by being the S utmost point towards tile magnet steel concave surface, the mode that the S utmost point of rectangle magnet steel is the N utmost point by another sheet tile magnet steel concave surface towards adjacent is arranged in rotor core radially in rectangular channel successively, form p-m rotor,
Second step, electricity excitation rotor is produced: on rotor punching, be evenly equipped with even number T font salient pole, the top of all T font salient poles is at same circumference, each T font salient pole center line and intersection, T font salient pole top have semicircle groove, rotor punching is laminated by the suitable mode of burr one, adopt argon arc welding welding to laminate the semicircle groove of rear rotor punching, form rotor core, the insulating paper cutting is longitudinally converted into U font to be inserted in the peariform slot of two adjacent T font salient pole formation on rotor core, electricity magnet exciting coil is wrapped on T font salient pole, the polarity producing by the convex surface that passes into T font salient pole after direct current is the N utmost point, S utmost point rule separately winds the line successively, the number of turn on each T font salient pole should equate, form salient pole type electricity excitation rotor,
The 3rd step, rotor assembling: p-m rotor is fitted on axle, again electric excitation rotor is fitted on same axle, between p-m rotor and electric excitation rotor, install the pad that thickness is 2mm～3mm additional, the longitudinal center line of the longitudinal center line of each magnetic pole of p-m rotor and electric each magnetic pole of excitation rotor is on same straight line, use again lathe car rotor outer circle to given size, complete the production of permanent magnetism and salient pole electromagnetism compound rectifier excitation rotor.
Claims (1)
1. permanent magnetism and a salient pole electromagnetism compound rectifier excitation method for production of rotor, comprise that p-m rotor is produced, electric excitation rotor is produced, rotor assembling, it is characterized in that:
The first step, p-m rotor is produced: punching annular rotor punching, on rotor punching, be evenly equipped with the radially rectangular channel that even number runs through rotor punching thickness, radially rectangular channel is inner is communicated with the endoporus of annular rotor punching, radially the cylindrical of the outer end of rectangular channel and annular rotor punching has the not connected component of 1.5mm, on rotor punching cylindrical, have semicircle groove, rotor punching is laminated by the suitable mode of burr one, adopt argon arc welding welding to laminate the semicircle groove of rear rotor punching, form rotor core, rotor core after welding is placed in the die casting of die casting machine, the aluminium of fusing is poured into the die casting machine feeding mouth that compression mod is installed, die-casting rotor every magnetic lining, in the middle of magnetic lining, it is through hole, rotor core both sides every magnetic hub sections, be boss structure, boss thickness is 2mm, boss outside diameter is than the large 4mm of the diameter of bore of annular rotor core, tile magnet steel is the N utmost point by convex surface, the extremely spaced mode of S is fixed on the cylindrical of rotor core by pole shoe by screw, the N utmost point of rectangle magnet steel is by being the S utmost point towards tile magnet steel concave surface, the mode that the S utmost point of rectangle magnet steel is the N utmost point by another sheet tile magnet steel concave surface towards adjacent is arranged in rotor core radially in rectangular channel successively, form p-m rotor,
Second step, electricity excitation rotor is produced: on rotor punching, be evenly equipped with even number T font salient pole, the top of all T font salient poles is at same circumference, each T font salient pole center line and intersection, T font salient pole top have semicircle groove, rotor punching is laminated by the suitable mode of burr one, adopt argon arc welding welding to laminate the semicircle groove of rear rotor punching, form rotor core, the insulating paper cutting is longitudinally converted into U font to be inserted in the peariform slot of two adjacent T font salient pole formation on rotor core, electricity magnet exciting coil is wrapped on T font salient pole, the polarity producing by the convex surface that passes into T font salient pole after direct current is the N utmost point, S utmost point rule separately winds the line successively, the number of turn on each T font salient pole should equate, form salient pole type electricity excitation rotor,
The 3rd step, rotor assembling: p-m rotor is fitted on axle, again electric excitation rotor is fitted on same axle, between p-m rotor and electric excitation rotor, install the pad that thickness is 2mm～3mm additional, the longitudinal center line of the longitudinal center line of each magnetic pole of p-m rotor and electric each magnetic pole of excitation rotor is on same straight line, use again lathe car rotor outer circle to given size, complete the production of permanent magnetism and salient pole electromagnetism compound rectifier excitation rotor.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310645426.8A CN103607084B (en) | 2013-12-05 | 2013-12-05 | Permanent magnetism and salient pole Electromagnetic heating excitation rotor production method |
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| CN201310645426.8A CN103607084B (en) | 2013-12-05 | 2013-12-05 | Permanent magnetism and salient pole Electromagnetic heating excitation rotor production method |
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| CN103607084A true CN103607084A (en) | 2014-02-26 |
| CN103607084B CN103607084B (en) | 2015-09-09 |
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| CN201310645426.8A Active CN103607084B (en) | 2013-12-05 | 2013-12-05 | Permanent magnetism and salient pole Electromagnetic heating excitation rotor production method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11374473B2 (en) * | 2018-11-05 | 2022-06-28 | C. & E. Fein Gmbh | EC motor for an electric hand tool and method for producing a rotor for an EC motor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004236467A (en) * | 2003-01-31 | 2004-08-19 | Yaskawa Electric Corp | Magnetization yoke of ipm motor |
| CN1949638A (en) * | 2005-10-14 | 2007-04-18 | 山东理工大学 | Electromagnetic and permanent magnet synchronous voltage stabilizing electric generator |
| US20080315716A1 (en) * | 2007-06-20 | 2008-12-25 | Denso Corporation | Rotor for automotive alternator having mechanism for positioning magnetic pole cores |
| CN101369765A (en) * | 2008-09-23 | 2009-02-18 | 山东理工大学 | Vehicle exhaust turbine drive electric field excitation salient pole generator |
| CN102647065A (en) * | 2012-04-21 | 2012-08-22 | 山东理工大学 | Brushless electromagnetic hybrid-magnetic-circuit hybrid excitation generator |
| CN102647067A (en) * | 2012-04-21 | 2012-08-22 | 山东理工大学 | Radial-tangential permanent magnet and electromagnetism mixed excitation generator |
-
2013
- 2013-12-05 CN CN201310645426.8A patent/CN103607084B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004236467A (en) * | 2003-01-31 | 2004-08-19 | Yaskawa Electric Corp | Magnetization yoke of ipm motor |
| CN1949638A (en) * | 2005-10-14 | 2007-04-18 | 山东理工大学 | Electromagnetic and permanent magnet synchronous voltage stabilizing electric generator |
| US20080315716A1 (en) * | 2007-06-20 | 2008-12-25 | Denso Corporation | Rotor for automotive alternator having mechanism for positioning magnetic pole cores |
| CN101369765A (en) * | 2008-09-23 | 2009-02-18 | 山东理工大学 | Vehicle exhaust turbine drive electric field excitation salient pole generator |
| CN102647065A (en) * | 2012-04-21 | 2012-08-22 | 山东理工大学 | Brushless electromagnetic hybrid-magnetic-circuit hybrid excitation generator |
| CN102647067A (en) * | 2012-04-21 | 2012-08-22 | 山东理工大学 | Radial-tangential permanent magnet and electromagnetism mixed excitation generator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11374473B2 (en) * | 2018-11-05 | 2022-06-28 | C. & E. Fein Gmbh | EC motor for an electric hand tool and method for producing a rotor for an EC motor |
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| CN103607084B (en) | 2015-09-09 |
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