CN105262285A - Manufacturing technology of motor for aviation - Google Patents
Manufacturing technology of motor for aviation Download PDFInfo
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- CN105262285A CN105262285A CN201510861476.9A CN201510861476A CN105262285A CN 105262285 A CN105262285 A CN 105262285A CN 201510861476 A CN201510861476 A CN 201510861476A CN 105262285 A CN105262285 A CN 105262285A
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- enamelled wire
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Abstract
The invention discloses a manufacturing technology of a motor for aviation, and belongs to the technical field of aviation motors. The technology comprises the steps that A, parts of the motor are obtained through processing, wherein the parts include a machine case, a front end cover, a rear end cover, a stator core and a rotor; B, varnished wires are wound inside a stator groove; C, all the parts are assembled to form the motor; D, the assembled motor is heated and insulated, then the motor is placed into a vacuum chamber for deflation treatment, and air inside the parts of the motor is exhausted. The motor can be matched with the using environment, effective working on the severe condition is performed, and the motor can be used in the aviation environment.
Description
Technical field
The present invention relates to aero dynamo technical field, in particular to a kind of aviation machine manufacture craft.
Background technology
The motor basic functional principle that aero dynamo and other industry use does not have the difference of essence, but due to the difference of territorial environment state in flight course, its feature and other industry have them different.Aero dynamo wants volume little, lightweight usually, select the aeronautical material of high-quality, reduce the impact of environment negative factor, ensure the energy dissipating of motor, adapt to complicated service condition, the sharply change of the vacuum environment residing for it and temperature, make it must have good high and low temperature resistance and each part good fit performance etc. of seeing under vacuum conditions, this just has higher requirement to the processing technology of aero dynamo, and the manufacture craft of conventional motor to meet such operational environment.
Summary of the invention
The object of the present invention is to provide a kind of aviation machine manufacture craft, to solve the problems referred to above that existing electric machine structure exists.
For realizing the object of the invention, the technical scheme of employing is: a kind of aviation machine manufacture craft, comprises following content:
A. each part of processing obtained composition motor, part comprises casing, front end housing, rear end cap, stator core, rotor;
B. enamelled wire is wound in stator slot;
C. above-mentioned each assembling parts is formed motor;
D. the motor assembled heated and be incubated, being then placed in vacuum chamber and carrying out venting process, the air in the material of each part of motor itself is discharged.
Further, in content B, before winding enamelled wire, in the stator slot of stator core, load teflon plate, make the inwall of teflon plate covering stator groove.
Further, in content B, after enamelled wire has been wound around, the lead-in wire of motor is welded with the end of a thread of enamelled wire, after having welded, with teflon sleeve, wrap insulate has been carried out to weld.
Further, in content B, after enamelled wire has been wound around, with glass wire, the enamelled wire winding of exposing stator core rear and front end is tied up, enamelled wire is fixed.
Further, after enamelled wire is fixing, with teflin tape, the enamelled wire exposing stator core rear and front end is wound around parcel.
Further, after completing content B, respectively from the enamelled wire spreading glue of stator core rear and front end, on the enamelled wire that glue is fully dipped in stator slot, then carry out heating and thermal insulation, make glue curing.
Further, in content D, the motor assembled being placed in temperature is heat in the sweat box of 100-300 DEG C, and standing time is 8 hours; Motor after heating and thermal insulation being placed in vacuum degree is 10
-1-10
-8carry out venting process in the vacuum chamber of Pa, standing time is 8 hours.
Further, after completing content D, vacuum packaging is used to be packed by motor seal.
Further, in the processing and fabricating of content A rotor, armature spindle periphery is processed to form multiple projection, makes armature spindle and rotor sheet form tight fit, then armature spindle is pressed fit in rotor sheet form rotor.
Further, in content A, at the end face processing fairlead of rear end cap, be all processed with bearing pedestal and positioning boss at the inner face of front end housing and rear end cap, the cylindrical of bearing pedestal matches with the inner circle of stator core, and the cylindrical of positioning boss matches with the inner circle of casing;
When carrying out content C or before content C: be pressed into wire bushing in fairlead, wire bushing and rear end cap tight fit, at the outer sheathed insulation spacer of the bearing pedestal of front end housing and rear end cap, make insulation spacer cover the table top of positioning boss.
The invention has the beneficial effects as follows:
1, enable the motor obtained mate environment for use by this manufacture craft, effectively work under severe conditions, meet aeronautical environment and use;
2, the glass wire be wound around and the glue process of smearing play booster action to the bulk strength of enamelled wire and firmness, the wrap insulate of teflin tape protects enamelled wire, prevent direct friction when enamelled wire and end cap and end cap construction bolt, polytetrafluoroethylene has excellent corrosion resistance, high and low temperature resistance, good self lubricity and weatherability, and there is wear-resisting, withstand voltage, insulation, the characteristic such as coefficient of friction is low, well play insulation and abrasionproof effect, safe and reliable;
3, coarse positioning effect when end cap is installed is played by the positioning boss on front and rear cover, bearing pedestal cylindrical on front and rear cover and coordinating between the inner circle of stator core realize fine positioning accurately, make had guiding and pre-determined bit when assembling, avoid and directly installed by the fine positioning at bearing pedestal and stator core place and the installation difficulty that causes is large, assemble up convenient, also enhance the effect of motor internal bonding strength, the bulk strength of motor is improved, is applicable to aviation field;
4, at fairlead and the jacket structure of the setting of rear end cap end face, during use, motor lead-out wire passes in sheath, protect line effective, firmly, can not drop, that can play long-term stability protects line effect, long service life, and be arranged at end face, compared with being arranged at periphery with prior art split shed groove, can not outward appearance be affected, also can not cause adopt be threaded and cause easily loosen phenomenon.
Accompanying drawing explanation
Fig. 1 is the decomposing schematic representation of the motor that this adopts aviation machine manufacture craft provided by the invention to make;
Fig. 2 is the structural representation of front end housing in Fig. 1;
Fig. 3 is the structural representation of rear end cap in Fig. 1.
Embodiment
Also by reference to the accompanying drawings the present invention is described in further detail below by specific embodiment.
Aviation machine manufacture craft provided by the invention, comprises following content:
A. each part of processing obtained composition motor, part comprises casing, front end housing, rear end cap, stator core, rotor;
B. enamelled wire is wound in stator slot;
C. above-mentioned each assembling parts is formed motor;
D. the motor assembled heated and be incubated, being then placed in vacuum chamber and carrying out venting process, the air in the material of each part of motor itself is discharged.
The temperature heated, the time of insulation, the size of vacuum degree and vacuum are specifically determined by actual needs standing time, make it as much as possible close to environment for use.Casing, front end housing and rear end cap are preferably stainless steel material, form by stainless steel material is machined, instead of adopting traditional being stamped to form, stainless steel can not only be antirust, and its venting rate is low, stator, the rotor of the coefficient of expansion and silicon steel material are close, when aeronautical environment uses, its deformation can be consistent, and does not affect the normal work of motor, ensure useful life, other also can be adopted to have the material of above-mentioned performance.
In content B, before winding enamelled wire, in the stator slot of stator core, load teflon plate, make the inwall of teflon plate covering stator groove.Specifically can adopt the teflon plate of different-thickness, make the thinner whole inwall covering stator slot, mainly play insulating effect, make the thicker notch side being placed in stator slot, its intensity is relatively high, plays a supporting role.
In content B, after enamelled wire has been wound around, the lead-in wire of motor is welded with the end of a thread of enamelled wire, after having welded, with teflon sleeve, wrap insulate has been carried out to weld.Welding adopts high temperature scolding tin, and by teflon sleeve parcel protection weld, teflon sleeve can have suitable length.
In content B, after enamelled wire has been wound around, with glass wire, the enamelled wire winding of exposing stator core rear and front end is tied up, enamelled wire is fixed, also can carry out this after motor down-lead welds with enamelled wire the end of a thread and operate.After enamelled wire is fixing, with teflin tape, the enamelled wire exposing stator core rear and front end is wound around parcel, insulation, protective paint envelope curve, especially can prevent the contact of screw and enamelled wire when tightening the mounting screw of front and rear cover.
After completing content B, respectively from the enamelled wire spreading glue of stator core rear and front end, on the enamelled wire that glue is fully dipped in stator slot, then carry out heating and thermal insulation, make glue curing, glue taste epoxy resin glue, after making overall enamelled wire all obtain enough glue, baking box put into by stator, set temperature 50-200 DEG C, be incubated 2 hours, make glue curing.Remove the residue of glue in casing again.
In content D, the motor assembled being placed in temperature is heat in the sweat box of 100-300 DEG C, and standing time is 8 hours; Motor after heating and thermal insulation being placed in vacuum degree is 10
-1-10
-8carry out venting process in the vacuum chamber of Pa, standing time is 8 hours.After completing content D, use vacuum packaging motor seal is packed, prevent motor make after due to place for a long time do not use and cause its absorb air, affect motor performance in use.
In the processing and fabricating of content A rotor, armature spindle periphery is processed to form multiple projection, armature spindle and rotor sheet is made to form tight fit, again armature spindle is pressed fit in rotor sheet and form rotor, punch press can be used to go out the projection of bar shaped in armature spindle upper punch, make the projection of armature spindle and the endoporus tight fit of rotor sheet.
In content A, at the end face processing fairlead of rear end cap, be all processed with bearing pedestal and positioning boss at the inner face of front end housing and rear end cap, the cylindrical of bearing pedestal matches with the inner circle of stator core, and the cylindrical of positioning boss matches with the inner circle of casing;
When carrying out content C or before content C: be pressed into wire bushing in fairlead, wire bushing and rear end cap tight fit, at the outer sheathed insulation spacer of the bearing pedestal of front end housing and rear end cap, make insulation spacer cover the table top of positioning boss.
Fig. 1, Fig. 2, Fig. 3 show the motor made by above-mentioned technique, comprise the stator core 2 in housing 1, housing 1, the rotor in stator core 2 and lay respectively at front end housing 3 and the rear end cap 4 at housing 1 two ends; After two end cap is mounted to electric machine casing, towards outside motor is outer face, towards motor internal is inner face, and the inner face of front end housing 3 and rear end cap 4 is equipped with bearing pedestal 5, and the periphery of front end housing 3 and rear end cap 4 top chock 5 all coordinates with the inner headed face of stator core 2; The inner face of front end housing 3 and rear end cap 4 is equipped with positioning boss 6, and the positioning boss 6 of the two coordinates with the inner headed face at housing 1 two ends respectively.
Arrange the teflon plate covering its inwall in the stator slot of stator core 2, be wound with enamelled wire in stator slot, the enamelled wire at stator core 2 two ends is wound with glass wire and teflin tape.
The inner face of front end housing 3 and rear end cap 4 is equipped with the pad 7 of the insulation being set in bearing pedestal 5 periphery, the inner circle of pad 7 and the periphery interference fit of bearing pedestal 5, make pad 7 be positioned end cap inner face by interference fit, the external diameter of pad 7 and the external diameter of positioning boss 6 match.Pad 7 is polytetrafluoroethylene.
The end face of rear end cap 4 offers fairlead 8, is arranged with sheath 9 in fairlead 8, and the two ends of sheath 9 are equipped with flange flange 10, by the flange flange 10 at two ends, sheath 9 is embedded in fairlead 8 and can not drops.Fairlead 8 can be counter sink, and the flange flange 10 of sheath 9 one end embeds in the large footpath section of counter sink, makes sheath 9 can not protrude from the outer face of rear end cap 4, does not affect overall appearance and the use thereof of motor.Sheath 9 can adopt polytetrafluoroethylene, and the end face outer of flange flange 10 is provided with guiding incline, and convenient guiding installs sheath 9, is exerted pressure, make it under the guide effect of guiding incline, enter in fairlead 8 by the flange flange 10 of external force to sheath 9 one end.
Front end housing 3 and rear end cap 4 are provided with installing hole, pad 7 offer the installation corresponding with installing hole and dodge hole.Pad 7 on rear end cap 4 also offers the lead-in wire corresponding with fairlead 8 and dodges hole.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. an aviation machine manufacture craft, is characterized in that, comprises following content:
A. each part of processing obtained composition motor, part comprises casing, front end housing, rear end cap, stator core, rotor;
B. enamelled wire is wound in stator slot;
C. above-mentioned each assembling parts is formed motor;
D. the motor assembled heated and be incubated, being then placed in vacuum chamber and carrying out venting process, the air in the material of each part of motor itself is discharged.
2. aviation machine manufacture craft according to claim 1, is characterized in that, in content B, before winding enamelled wire, loads teflon plate, make the inwall of teflon plate covering stator groove in the stator slot of stator core.
3. aviation machine manufacture craft according to claim 1, is characterized in that, in content B, after enamelled wire has been wound around, the lead-in wire of motor is welded with the end of a thread of enamelled wire, after having welded, with teflon sleeve, wrap insulate is carried out to weld.
4. aviation machine manufacture craft according to claim 1, is characterized in that, in content B, after being wound around by enamelled wire, the enamelled wire winding of exposing stator core rear and front end being tied up, enamelled wire is fixed with glass wire.
5. aviation machine manufacture craft according to claim 4, is characterized in that, after enamelled wire is fixing, with teflin tape, the enamelled wire exposing stator core rear and front end is wound around parcel.
6. aviation machine manufacture craft according to claim 1, is characterized in that, after completing content B, respectively from the enamelled wire spreading glue of stator core rear and front end, on the enamelled wire that glue is fully dipped in stator slot, then carry out heating and thermal insulation, make glue curing.
7. aviation machine manufacture craft according to claim 1, is characterized in that, in content D, the motor assembled being placed in temperature is heat in the sweat box of 100-300 DEG C, and standing time is 8 hours; Motor after heating and thermal insulation being placed in vacuum degree is 10
-1-10
-8carry out venting process in the vacuum chamber of Pa, standing time is 8 hours.
8. aviation machine manufacture craft according to claim 1, is characterized in that, after completing content D, uses vacuum packaging to be packed by motor seal.
9. aviation machine manufacture craft according to claim 1, it is characterized in that, in the processing and fabricating of content A rotor, armature spindle periphery is processed to form multiple projection, make armature spindle and rotor sheet form tight fit, then armature spindle is pressed fit in rotor sheet form rotor.
10. aviation machine manufacture craft according to claim 1, is characterized in that,
In content A, at the end face processing fairlead of rear end cap, be all processed with bearing pedestal and positioning boss at the inner face of front end housing and rear end cap, the cylindrical of bearing pedestal matches with the inner circle of stator core, and the cylindrical of positioning boss matches with the inner circle of casing;
When carrying out content C or before content C: be pressed into wire bushing in fairlead, wire bushing and rear end cap tight fit, at the outer sheathed insulation spacer of the bearing pedestal of front end housing and rear end cap, make insulation spacer cover the table top of positioning boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510861476.9A CN105262285B (en) | 2015-12-01 | 2015-12-01 | A kind of aviation machine manufacture craft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510861476.9A CN105262285B (en) | 2015-12-01 | 2015-12-01 | A kind of aviation machine manufacture craft |
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| Publication Number | Publication Date |
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| CN105262285A true CN105262285A (en) | 2016-01-20 |
| CN105262285B CN105262285B (en) | 2018-02-23 |
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| CN201510861476.9A Active CN105262285B (en) | 2015-12-01 | 2015-12-01 | A kind of aviation machine manufacture craft |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105846629A (en) * | 2016-03-28 | 2016-08-10 | 哈尔滨工业大学 | Radial magnetizing vacuum cleaning motor |
| CN107591966A (en) * | 2017-08-30 | 2018-01-16 | 兰州兰石重工有限公司 | A kind of sealing assembly technique of vortex brake stator module |
| CN108336873A (en) * | 2017-01-13 | 2018-07-27 | 通用电气航空***有限责任公司 | Method for manufacturing the integrated stator and shell for being used for electric machine |
| CN109660095A (en) * | 2019-01-31 | 2019-04-19 | 重庆昆旺电子有限责任公司 | Method of attaching for upper casing and gasket |
| CN110401173A (en) * | 2019-07-19 | 2019-11-01 | 中国科学院电工研究所 | A kind of short trouble isolation structure of aero dynamo |
| CN111262402A (en) * | 2020-02-11 | 2020-06-09 | 杭州桢正玮顿运动控制技术有限公司 | Manufacturing process of high-precision motor |
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Cited By (10)
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| CN109660095A (en) * | 2019-01-31 | 2019-04-19 | 重庆昆旺电子有限责任公司 | Method of attaching for upper casing and gasket |
| CN109660095B (en) * | 2019-01-31 | 2023-10-20 | 重庆昆旺电子有限责任公司 | Method for attaching upper casing and gasket |
| CN110401173A (en) * | 2019-07-19 | 2019-11-01 | 中国科学院电工研究所 | A kind of short trouble isolation structure of aero dynamo |
| CN111262402A (en) * | 2020-02-11 | 2020-06-09 | 杭州桢正玮顿运动控制技术有限公司 | Manufacturing process of high-precision motor |
| CN111262402B (en) * | 2020-02-11 | 2021-07-13 | 杭州桢正玮顿运动控制技术有限公司 | Manufacturing process of high-precision motor |
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|---|---|
| CN105262285B (en) | 2018-02-23 |
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Address after: Pixian 610000 Sichuan Province, Chengdu city Chengdu modern industrial area North Road No. 589 north of Hong Kong Applicant after: Solid Vico (Chengdu) Power Technology Co. Ltd. Address before: Pixian 610000 Sichuan Province, Chengdu city Chengdu modern industrial area North Road No. 589 north of Hong Kong Applicant before: CHENGDU DINGDONG AUTOMATION EQUIPMENT CO., LTD. |
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Inventor after: Hu Jialin Inventor before: Hu Jialin Inventor before: Tang Jing |
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Effective date of registration: 20211012 Address after: 200131 room 1201, 12 / F, building 26, No. 1000, Jinhai Road, Pudong New Area, Shanghai Patentee after: GENEPOINT BIOTECHNOLOGY (SHANGHAI) Co.,Ltd. Address before: 610000 Chengdu Pixian, Chengdu, Sichuan Province, 589 Gangtongbei Third Road, Chengdu Modern Industrial Port North Area Patentee before: DDON AUTOMATION Co.,Ltd. |
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