CN103683698A - Production method of combined magnetic pole radial permanent magnet constant-voltage generator - Google Patents
Production method of combined magnetic pole radial permanent magnet constant-voltage generator Download PDFInfo
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- CN103683698A CN103683698A CN201310644417.7A CN201310644417A CN103683698A CN 103683698 A CN103683698 A CN 103683698A CN 201310644417 A CN201310644417 A CN 201310644417A CN 103683698 A CN103683698 A CN 103683698A
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Abstract
The invention provides a production method of a combined magnetic pole radial permanent magnet constant-voltage generator, and belongs to the technical field of automobile motor electric appliances. The production method includes the steps of rotor assembly, stator assembly, end cover machining, voltage stabilizer assembly and complete machine assembly. A permanent magnet rotor is of a radial combined magnetic pole structure, therefore, the cogging effect in the generator can be weakened, the whole moment coefficient of an armature winding is improved, the starting resistance moment of the generator is reduced effectively, and the operation noise of the generator is lowered. A stator punching sheet is a round stator punching sheet composed of four equally-divided sheet bodies, and therefore the material utilization rate is high. A circuit board is packaged in a voltage stabilizer shell by the adoption of 191# unsaturated polyester resin, the dustproof, moisture-proof, anti-vibration and anti-impact effects are achieved, a voltage stabilizer enables the output voltage of the permanent magnet generator to remain stable under the working conditions of a variable rotation speed and a variable load, and therefore the safety and the reliability of electric equipment of an automobile are guaranteed.
Description
Technical field
The production method that the invention provides a kind of composite type magnetic pole radial permanent magnet constant voltage generator, belongs to electric motor of automobile technical field of electric appliances.
Background technology
The production method of the permanent magnet generator using on automobile is at present that rotor adopts 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 whole 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
Object of the present invention provides a kind of can overcome above-mentioned defect, and permanent magnetic material utilance is high, output voltage stabilization, and reliable operation, the production method of the composite type magnetic pole radial permanent magnet constant voltage generator that starting reactance is little, its technology contents is:
The production method of composite type magnetic pole radial permanent magnet constant voltage generator, comprises rotor assembling, stator assembling, end cap processing, pressurizer assembling and final assembly, it is characterized in that:
The first step, rotor assembling: adopt on casting method casting circumferential periphery with a plurality of rectangle planes, centre has installs the centre bore of armature spindle and with the rotor core of disc, with drilling machine drilling rotor core centre bore, be machined to given size, with a plurality of rectangle planes on the flat rotor core circumferential periphery of milling machine milling, the N utmost point of every two rectangle permanent-magnet steels is pressed close to a rectangle plane on rotor core cylindrical, the S utmost point of other two rectangle permanent-magnet steels is pressed close to another rectangle plane adjacent on rotor core cylindrical, the like, every permanent-magnet steel is fixed on the cylindrical of rotor core by pole shoe by non-magnetic screw, form the N utmost point, the extremely spaced composite type magnetic pole of S p-m rotor, rotor core is fixed on axle with nut, gap between permanent-magnet steel is with 191
#unsaturated-resin is filled, then use lathe rotor outer circle car to given size,
Second step, stator assembling: become four to wait burst silicon steel sheet punching, four are waited burst to form a complete stator circle vane, on stator punching cylindrical, have U-shaped groove, stator punching is laminated by the suitable mode of burr one, U-shaped groove on stator piece after welding laminates, form stator, the insulating paper cutting is longitudinally converted in U-shaped insertion stator slot, again coil is embedded and inserted in the stator slot of insulating paper, wire in compacting stator slot, with slot wedge, fix, regular stator profile, stator is immersed and in insulating varnish, after 30 minutes, hangs out and dry, stator after drying is sent in baking oven, 100 ℃ are incubated 120 minutes,
The 3rd step, end cap processing: sand mold, core are combined into casting mold as requested, the iron liquid of fusing is poured into casting mold die cavity by cup, control cooling time after iron liquid cooled and solidified, with mechanical oscillation shakeout, front end housing, rear end cap are carried out to knockout processing, pack front end housing, rear end cap into roller machine again and carry out sand removal processing, finally by machined into, arrive given size;
The 4th step, pressurizer assembling: welding electronic elements, on circuit board, is fixed on circuit board in pressurizer housing, after detection pressurizer voltage regulation performance meets the requirements, to pressurizer shell internal casting 191
#unsaturated-resin, in pressurizer housing, completes pressurizer assembling by circuit board package;
The 5th step, final assembly: the stator after paint-dipping drying is pressed in generator casing with pressing mold, stator wiring is connected with pressurizer wiring, with screw, pressurizer is fixed on generator casing, bearing press mounting, on axle, then is put into the rotor of running in bearings in the middle of stator, and generator casing is arranged between front end housing, rear end cap, with bolt fixedly front end housing, rear end cap, complete the assembling of composite type magnetic pole radial permanent magnet constant voltage generator.
The present invention compared with prior art, p-m rotor is Radial Combinations formula field structure, can weaken the internal spline effect of generator, improve the whole moment coefficient of armature winding, effectively reduce the starting reactance square of generator, reduce generator operation noise, stator punching adopts four stator circle vanes that wait burst to form, stock utilization is high, and circuit board adopts 191
#unsaturated-resin is encapsulated in pressurizer housing, dustproof, protection against the tide, anti-vibration, shock resistance, and electronic voltage regulator makes permanent magnet generator output voltage under variable speed, varying load operating mode keep stable, the safety and reliability of assurance automobile electrical equipment.
Accompanying drawing explanation
Fig. 1 is production process flow chart of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described:
The production method of composite type magnetic pole radial permanent magnet constant voltage generator, comprises rotor assembling, stator assembling, end cap processing, pressurizer assembling and final assembly, it is characterized in that:
The first step, rotor assembling: adopt on casting method casting circumferential periphery with a plurality of rectangle planes, centre has installs the centre bore of armature spindle and with the rotor core of disc, with drilling machine drilling rotor core centre bore, be machined to given size, with a plurality of rectangle planes on the flat rotor core circumferential periphery of milling machine milling, the N utmost point of every two rectangle permanent-magnet steels is pressed close to a rectangle plane on rotor core cylindrical, the S utmost point of other two rectangle permanent-magnet steels is pressed close to another rectangle plane adjacent on rotor core cylindrical, the like, every permanent-magnet steel is fixed on the cylindrical of rotor core by pole shoe by non-magnetic screw, form the N utmost point, the extremely spaced composite type magnetic pole of S p-m rotor, rotor core is fixed on axle with nut, gap between permanent-magnet steel is with 191
#unsaturated-resin is filled, then use lathe rotor outer circle car to given size,
Second step, stator assembling: become four to wait burst silicon steel sheet punching, four are waited burst to form a complete stator circle vane, on stator punching cylindrical, have U-shaped groove, stator punching is laminated by the suitable mode of burr one, U-shaped groove on stator piece after welding laminates, form stator, the insulating paper cutting is longitudinally converted in U-shaped insertion stator slot, again coil is embedded and inserted in the stator slot of insulating paper, wire in compacting stator slot, with slot wedge, fix, regular stator profile, stator is immersed and in insulating varnish, after 30 minutes, hangs out and dry, stator after drying is sent in baking oven, 100 ℃ are incubated 120 minutes,
The 3rd step, end cap processing: sand mold, core are combined into casting mold as requested, the iron liquid of fusing is poured into casting mold die cavity by cup, control cooling time after iron liquid cooled and solidified, with mechanical oscillation shakeout, front end housing, rear end cap are carried out to knockout processing, pack front end housing, rear end cap into roller machine again and carry out sand removal processing, finally by machined into, arrive given size;
The 4th step, pressurizer assembling: welding electronic elements, on circuit board, is fixed on circuit board in pressurizer housing, after detection pressurizer voltage regulation performance meets the requirements, to pressurizer shell internal casting 191
#unsaturated-resin, in pressurizer housing, completes pressurizer assembling by circuit board package;
The 5th step, final assembly: the stator after paint-dipping drying is pressed in generator casing with pressing mold, stator wiring is connected with pressurizer wiring, with screw, pressurizer is fixed on generator casing, bearing press mounting, on axle, then is put into the rotor of running in bearings in the middle of stator, and generator casing is arranged between front end housing, rear end cap, with bolt fixedly front end housing, rear end cap, complete the assembling of composite type magnetic pole radial permanent magnet constant voltage generator.
Claims (1)
1. a production method for composite type magnetic pole radial permanent magnet constant voltage generator, comprises rotor assembling, stator assembling, end cap processing, pressurizer assembling and final assembly, it is characterized in that:
The first step, rotor assembling: adopt on casting method casting circumferential periphery with a plurality of rectangle planes, centre has installs the centre bore of armature spindle and with the rotor core of disc, with drilling machine drilling rotor core centre bore, be machined to given size, with a plurality of rectangle planes on the flat rotor core circumferential periphery of milling machine milling, the N utmost point of every two rectangle permanent-magnet steels is pressed close to a rectangle plane on rotor core cylindrical, the S utmost point of other two rectangle permanent-magnet steels is pressed close to another rectangle plane adjacent on rotor core cylindrical, the like, every permanent-magnet steel is fixed on the cylindrical of rotor core by pole shoe by non-magnetic screw, form the N utmost point, the extremely spaced composite type magnetic pole of S p-m rotor, rotor core is fixed on axle with nut, gap between permanent-magnet steel is with 191
#unsaturated-resin is filled, then use lathe rotor outer circle car to given size,
Second step, stator assembling: become four to wait burst silicon steel sheet punching, four are waited burst to form a complete stator circle vane, on stator punching cylindrical, have U-shaped groove, stator punching is laminated by the suitable mode of burr one, U-shaped groove on stator piece after welding laminates, form stator, the insulating paper cutting is longitudinally converted in U-shaped insertion stator slot, again coil is embedded and inserted in the stator slot of insulating paper, wire in compacting stator slot, with slot wedge, fix, regular stator profile, stator is immersed and in insulating varnish, after 30 minutes, hangs out and dry, stator after drying is sent in baking oven, 100 ℃ are incubated 120 minutes,
The 3rd step, end cap processing: sand mold, core are combined into casting mold as requested, the iron liquid of fusing is poured into casting mold die cavity by cup, control cooling time after iron liquid cooled and solidified, with mechanical oscillation shakeout, front end housing, rear end cap are carried out to knockout processing, pack front end housing, rear end cap into roller machine again and carry out sand removal processing, finally by machined into, arrive given size;
The 4th step, pressurizer assembling: welding electronic elements, on circuit board, is fixed on circuit board in pressurizer housing, after detection pressurizer voltage regulation performance meets the requirements, to pressurizer shell internal casting 191
#unsaturated-resin, in pressurizer housing, completes pressurizer assembling by circuit board package;
The 5th step, final assembly: the stator after paint-dipping drying is pressed in generator casing with pressing mold, stator wiring is connected with pressurizer wiring, with screw, pressurizer is fixed on generator casing, bearing press mounting, on axle, then is put into the rotor of running in bearings in the middle of stator, and generator casing is arranged between front end housing, rear end cap, with bolt fixedly front end housing, rear end cap, complete the assembling of composite type magnetic pole radial permanent magnet constant voltage generator.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310644417.7A CN103683698B (en) | 2013-12-05 | 2013-12-05 | The production method of composite type magnetic pole radial permanent magnet constant voltage generator |
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| CN201310644417.7A CN103683698B (en) | 2013-12-05 | 2013-12-05 | The production method of composite type magnetic pole radial permanent magnet constant voltage generator |
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| CN103683698A true CN103683698A (en) | 2014-03-26 |
| CN103683698B CN103683698B (en) | 2015-09-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110024263A (en) * | 2016-12-02 | 2019-07-16 | 大众汽车有限公司 | For the stator of motor, manufacturing method and for the motor of motor vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101728882A (en) * | 2008-10-17 | 2010-06-09 | 河南森源电气股份有限公司 | Permanent magnet generator rotor |
| CN201813289U (en) * | 2010-01-08 | 2011-04-27 | 李嘉琛 | Permanent magnet synchronous motor for vehicle |
| JP2012125032A (en) * | 2010-12-08 | 2012-06-28 | Fujitec Co Ltd | Core for disk type rotating machine |
| JP2012217278A (en) * | 2011-04-01 | 2012-11-08 | Mitsubishi Electric Corp | Permanent magnet type rotary electric machine and manufacturing method therefor |
| CN202586545U (en) * | 2012-04-26 | 2012-12-05 | 张学义 | Permanent magnet and electromagnetic series magnetic field hybrid excitation generator |
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2013
- 2013-12-05 CN CN201310644417.7A patent/CN103683698B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101728882A (en) * | 2008-10-17 | 2010-06-09 | 河南森源电气股份有限公司 | Permanent magnet generator rotor |
| CN201813289U (en) * | 2010-01-08 | 2011-04-27 | 李嘉琛 | Permanent magnet synchronous motor for vehicle |
| JP2012125032A (en) * | 2010-12-08 | 2012-06-28 | Fujitec Co Ltd | Core for disk type rotating machine |
| JP2012217278A (en) * | 2011-04-01 | 2012-11-08 | Mitsubishi Electric Corp | Permanent magnet type rotary electric machine and manufacturing method therefor |
| CN202586545U (en) * | 2012-04-26 | 2012-12-05 | 张学义 | Permanent magnet and electromagnetic series magnetic field hybrid excitation generator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110024263A (en) * | 2016-12-02 | 2019-07-16 | 大众汽车有限公司 | For the stator of motor, manufacturing method and for the motor of motor vehicle |
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| CN103683698B (en) | 2015-09-09 |
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