CN103683726A - Production method of combined permanent magnet and brushless electromagnetism hybrid excitation generator rotor - Google Patents
Production method of combined permanent magnet and brushless electromagnetism hybrid excitation generator rotor Download PDFInfo
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- CN103683726A CN103683726A CN201310644228.XA CN201310644228A CN103683726A CN 103683726 A CN103683726 A CN 103683726A CN 201310644228 A CN201310644228 A CN 201310644228A CN 103683726 A CN103683726 A CN 103683726A
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Abstract
The invention provides a production method of a combined permanent magnet and brushless electromagnetism hybrid excitation generator rotor, and belongs to the technical field of automobile motor electric appliances. The production method includes the steps of permanent magnet rotor production, electric excitation rotor production and rotor assembly. Tile magnetic steel is fixed onto the outer circle of a rotor iron core, rectangular magnetic steel is installed in a radial groove of the rotor iron core, a magnetic field directly faces an air gap, flux leakage is little, an electric excitation rotor is of a brushless claw pole structure, the failure rate is low, a magnetic field in the air gap of an generator is formed by combining a permanent magnetic field and an electromagnetic field, and the size and the direction of the electric current of an electric excitation coil are adjusted so that the magnetic field formed by overlying the permanent magnetic field and the electromagnetic field can be adjusted. The output voltage of the generator is stable, and therefore the safety and the reliability of electric equipment of an automobile are guaranteed.
Description
Technical field
The invention provides a kind of combination permanent magnetism and brushless electromagnetic mixed exciting generator 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 makes full use of, magnetic field in power generator air gap is provided jointly by permanent-magnet steel and electric magnet exciting coil, magnetic field can regulate, output voltage stabilization, production method simply combines permanent magnetism and brushless electromagnetic mixed exciting generator method for production of rotor, and its technology contents is:
Combination permanent magnetism and brushless electromagnetic mixed exciting generator 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, 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: adopt in the middle of casting method casting with the fore paw utmost point of through hole and yoke, through hole in the middle of casting and be greater than the rear solid end utmost point that the quantity of electric magnet exciting coil external diameter, pawl and the quantity of fore paw utmost point pawl equate, press the direction of fore paw utmost point pawl towards rear end cap, the direction of rear solid end utmost point pawl is towards front end housing, the mode that the pawl of the pawl of the fore paw utmost point and the rear solid end utmost point staggers mutually, adopt stainless steel electrode to weld together the pawl of the pawl of the fore paw utmost point and the adjacent rear solid end utmost point, form electric excitation rotor;
The 3rd step, rotor assembling: p-m rotor is fitted on axle, again electric excitation rotor is fitted on axle, the back side of the electricity excitation rotor fore paw utmost point is near p-m rotor, between p-m rotor and electric excitation rotor, install the pad that thickness is 3mm additional, the longitudinal center line of each pawl that the longitudinal center line of each magnetic pole on p-m rotor and electric excitation rotor pawl are extremely gone up is on same straight line, use again lathe rotor outer circle car to given size, complete the production of combination permanent magnetism and brushless electromagnetic mixed exciting generator 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 is directly in the face of air gap, leakage field is few, electricity excitation rotor is brush-free claw-pole structure, failure rate is low, magnetic field in power generator air gap is by permanent magnetic field and electromagnetic field and be unified into, by regulating the size and Orientation of electric magnet exciting coil electrical current, magnetic field after permanent magnetic field and electromagnetic field superposition can be regulated, 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:
Combination permanent magnetism and brushless electromagnetic mixed exciting generator 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, 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: adopt in the middle of casting method casting with the fore paw utmost point of through hole and yoke, through hole in the middle of casting and be greater than the rear solid end utmost point that the quantity of electric magnet exciting coil external diameter, pawl and the quantity of fore paw utmost point pawl equate, press the direction of fore paw utmost point pawl towards rear end cap, the direction of rear solid end utmost point pawl is towards front end housing, the mode that the pawl of the pawl of the fore paw utmost point and the rear solid end utmost point staggers mutually, adopt stainless steel electrode to weld together the pawl of the pawl of the fore paw utmost point and the adjacent rear solid end utmost point, form electric excitation rotor;
The 3rd step, rotor assembling: p-m rotor is fitted on axle, again electric excitation rotor is fitted on axle, the back side of the electricity excitation rotor fore paw utmost point is near p-m rotor, between p-m rotor and electric excitation rotor, install the pad that thickness is 3mm additional, the longitudinal center line of each pawl that the longitudinal center line of each magnetic pole on p-m rotor and electric excitation rotor pawl are extremely gone up is on same straight line, use again lathe rotor outer circle car to given size, complete the production of combination permanent magnetism and brushless electromagnetic mixed exciting generator rotor.
Claims (1)
1. combination permanent magnetism and a brushless electromagnetic mixed exciting generator 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, 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: adopt in the middle of casting method casting with the fore paw utmost point of through hole and yoke, through hole in the middle of casting and be greater than the rear solid end utmost point that the quantity of electric magnet exciting coil external diameter, pawl and the quantity of fore paw utmost point pawl equate, press the direction of fore paw utmost point pawl towards rear end cap, the direction of rear solid end utmost point pawl is towards front end housing, the mode that the pawl of the pawl of the fore paw utmost point and the rear solid end utmost point staggers mutually, adopt stainless steel electrode to weld together the pawl of the pawl of the fore paw utmost point and the adjacent rear solid end utmost point, form electric excitation rotor;
The 3rd step, rotor assembling: p-m rotor is fitted on axle, again electric excitation rotor is fitted on axle, the back side of the electricity excitation rotor fore paw utmost point is near p-m rotor, between p-m rotor and electric excitation rotor, install the pad that thickness is 3mm additional, the longitudinal center line of each pawl that the longitudinal center line of each magnetic pole on p-m rotor and electric excitation rotor pawl are extremely gone up is on same straight line, use again lathe rotor outer circle car to given size, complete the production of combination permanent magnetism and brushless electromagnetic mixed exciting generator rotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310644228.XA CN103683726B (en) | 2013-12-05 | 2013-12-05 | Combination permanent magnetism and brushless electromagnetic mixed exciting generator method for production of rotor |
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| CN201310644228.XA CN103683726B (en) | 2013-12-05 | 2013-12-05 | Combination permanent magnetism and brushless electromagnetic mixed exciting generator method for production of rotor |
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| CN103683726A true CN103683726A (en) | 2014-03-26 |
| CN103683726B CN103683726B (en) | 2015-09-09 |
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| CN201310644228.XA Active CN103683726B (en) | 2013-12-05 | 2013-12-05 | Combination permanent magnetism and brushless electromagnetic mixed exciting generator method for production of rotor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107404203A (en) * | 2017-09-26 | 2017-11-28 | 江苏微特利电机股份有限公司 | A kind of method for production of rotor |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001161043A (en) * | 1999-11-30 | 2001-06-12 | Sanyo Denki Co Ltd | Stator and rotor of dynamoelectric machine for vacuum and method fop manufacturing thereof |
| CN1808847A (en) * | 2005-12-30 | 2006-07-26 | 贵州西南工具(集团)有限公司 | Permanent-magnet generator rotor and its manufacturing method |
| EP2182613A2 (en) * | 2008-10-31 | 2010-05-05 | Denso Corporation | Rotor for electric rotary machine |
| CN101771311A (en) * | 2009-01-06 | 2010-07-07 | 石为民 | Rotor of permanent-magnetic power generator |
| CN102005838A (en) * | 2010-10-20 | 2011-04-06 | 东元总合科技（杭州）有限公司 | High-power permanent-magnet motor rotor, installation method of rotor and method for magnetizing rotor permanent magnet |
| CN201956846U (en) * | 2010-11-29 | 2011-08-31 | 余虹锦 | Composite excited brushless single phase synchronous generator with novel structure |
| CN102570752A (en) * | 2012-02-01 | 2012-07-11 | 襄阳宇清传动科技有限公司 | hybrid excitation synchronous motor of electric vehicle |
-
2013
- 2013-12-05 CN CN201310644228.XA patent/CN103683726B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001161043A (en) * | 1999-11-30 | 2001-06-12 | Sanyo Denki Co Ltd | Stator and rotor of dynamoelectric machine for vacuum and method fop manufacturing thereof |
| CN1808847A (en) * | 2005-12-30 | 2006-07-26 | 贵州西南工具(集团)有限公司 | Permanent-magnet generator rotor and its manufacturing method |
| EP2182613A2 (en) * | 2008-10-31 | 2010-05-05 | Denso Corporation | Rotor for electric rotary machine |
| CN101771311A (en) * | 2009-01-06 | 2010-07-07 | 石为民 | Rotor of permanent-magnetic power generator |
| CN102005838A (en) * | 2010-10-20 | 2011-04-06 | 东元总合科技（杭州）有限公司 | High-power permanent-magnet motor rotor, installation method of rotor and method for magnetizing rotor permanent magnet |
| CN201956846U (en) * | 2010-11-29 | 2011-08-31 | 余虹锦 | Composite excited brushless single phase synchronous generator with novel structure |
| CN102570752A (en) * | 2012-02-01 | 2012-07-11 | 襄阳宇清传动科技有限公司 | hybrid excitation synchronous motor of electric vehicle |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107404203A (en) * | 2017-09-26 | 2017-11-28 | 江苏微特利电机股份有限公司 | A kind of method for production of rotor |
| CN107404203B (en) * | 2017-09-26 | 2020-07-03 | 江苏微特利电机股份有限公司 | Rotor production method |
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| CN103683726B (en) | 2015-09-09 |
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