CN105262285B - A kind of aviation machine manufacture craft - Google Patents
A kind of aviation machine manufacture craft Download PDFInfo
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- CN105262285B CN105262285B CN201510861476.9A CN201510861476A CN105262285B CN 105262285 B CN105262285 B CN 105262285B CN 201510861476 A CN201510861476 A CN 201510861476A CN 105262285 B CN105262285 B CN 105262285B
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Abstract
The invention discloses a kind of aviation machine manufacture craft, belongs to aero dynamo technical field, including herein below：A. each part of composition motor is made in processing, and part includes casing, drive end bearing bracket, rear end cap, stator core, rotor；B. enamel-covered wire is wound in stator slot；C. above-mentioned each assembling parts are formed into motor；D. the motor assembled is heated and is incubated, be then placed in vacuum chamber and carry out deflation processing, make the interior air discharge of the material of each part of motor in itself.Motor is matched use environment, under severe conditions effectively work, meet that aeronautical environment uses.
Description
Technical field
The present invention relates to aero dynamo technical field, in particular to a kind of aviation machine manufacture craft.
Background technology
Difference of the aero dynamo with the motor basic functional principle that other industry uses without essence, but due to flight course
The difference of middle territorial environment state, its feature have its different from other industry.Aero dynamo generally wants small volume, in light weight, choosing
With high-quality aeronautical material, the influence of environment negative factor is reduced, ensures the energy dissipating of motor, adapt to the use condition of complexity, its
The drastically change of residing vacuum environment and temperature, it is set to there is good high and low temperature resistance and in vacuum ring
Good fit performance that each part is shown under border etc., this just has a higher requirement to the processing technology of aero dynamo, and conventional motor
Manufacture craft can not meet such working environment.
The content of the invention
It is an object of the invention to provide a kind of aviation machine manufacture craft, to solve existing for existing electric machine structure
Above mentioned problem.
To realize the object of the invention, the technical scheme that uses for：A kind of aviation machine manufacture craft, including it is following interior
Hold：
A. each part of composition motor is made in processing, and part includes casing, drive end bearing bracket, rear end cap, stator core, rotor；
B. enamel-covered wire is wound in stator slot；
C. above-mentioned each assembling parts are formed into motor；
D. the motor assembled is heated and is incubated, be then placed in vacuum chamber and carry out deflation processing, make electricity
The interior air discharge of the material of each part of machine in itself.
Further, in content B, before enamel-covered wire is wound, polytetrafluoroethyl-ne is loaded in the stator slot of stator core
Alkene piece, make the inwall of teflon plate covering stator slot.
Further, in content B, after the completion of enamel-covered wire is wound, the end of a thread of the lead of motor and enamel-covered wire is welded,
After the completion of welding, parcel insulation is carried out to weld with teflon sleeve.
Further, in content B, after the completion of enamel-covered wire is wound, before and after exposing stator core with glass wire
The enamel-covered wire winding at both ends is tied up, and fixes enamel-covered wire.
Further, after enamel-covered wire is fixed, the enamel-covered wire for exposing stator core rear and front end is twined with teflin tape
Around parcel.
Further, after content B is completed, respectively from spreading glue at the enamel-covered wire of stator core rear and front end, glue is made
Water is fully dipped on the enamel-covered wire in stator slot, is then carried out heating and thermal insulation, is made glue curing.
Further, in content D, the motor assembled is placed in the sweat box that temperature is 100-300 DEG C and added
Heat, standing time are 8 hours；Motor after heating and thermal insulation is placed in vacuum as 10-1-10-8Deflated in Pa vacuum chamber
Processing, standing time are 8 hours.
Further, after content D is completed, motor seal is packed using vacuum packaging.
Further, in content A in the processing and fabricating of rotor, processed on armature spindle periphery and form multiple projections,
Armature spindle is formed tight fit with rotor sheet, then armature spindle is pressed into rotor sheet and forms rotor.
Further, in content A, fairlead is processed in the end face of rear end cap, in drive end bearing bracket and the inner face of rear end cap
Be machined with bearing block and positioning boss, the inner circle of the cylindrical and stator core of bearing block is engaged, positioning boss it is cylindrical with
The inner circle of casing is engaged；
When carrying out content C or before content C：Wire bushing, wire bushing and rear end cap close-fitting are pressed into fairlead
Close, insulation spacer is arranged outside the bearing block of drive end bearing bracket and rear end cap, make the table top of insulation spacer covering positioning boss.
The beneficial effects of the invention are as follows：
1st, obtained motor is enable to match use environment by this manufacture craft, under severe conditions effectively work,
Meet that aeronautical environment uses；
2nd, the glass wire of winding and the processing of the glue of smearing are played to the bulk strength and firmness of enamel-covered wire and added
Pretend use, the parcel insulation protection of teflin tape enamel-covered wire, when preventing enamel-covered wire with end cap and end cap installation bolt
Direct friction, polytetrafluoroethylene (PTFE) has excellent corrosion resistance, high and low temperature resistance, good self lubricity and weatherability,
And with wear-resisting, pressure-resistant, insulation, the characteristic such as coefficient of friction is low, insulation and abrasionproof effect are played well, securely and reliably；
3rd, play coarse positioning when end cap is installed by the positioning boss on front and rear cover to act on, the bearing on front and rear cover
Accurate fine positioning is realized in the cylindrical cooperation between the inner circle of stator core of seat, makes have guiding and pre-determined bit in assembling,
Avoid that directly to install the installation difficulty and caused by by bearing block and fine positioning at stator core big, assemble up more square
Just, the effect of motor internal bonding strength is also enhanced, improves the bulk strength of motor, suitable for aviation field；
4th, in the fairlead and jacket structure of the setting of rear end cap end face, use, motor lead-out wire passes out of sheath, protects
Line effect is good, consolidates, does not fall out, and can play shield line effect steady in a long-term, service life length, and is arranged at end face,
Compared with open slot is arranged at periphery in the prior art, outward appearance is not interfered with, will not cause to cause using threaded connection yet
Easy loose phenomenon.
Brief description of the drawings
Fig. 1 is the decomposing schematic representation of this motor made using aviation machine manufacture craft provided by the invention；
Fig. 2 is the structural representation of drive end bearing bracket in Fig. 1；
Fig. 3 is the structural representation of rear end cap in Fig. 1.
Embodiment
The present invention is described in further detail below by specific examples of the implementation and with reference to accompanying drawing.
Aviation machine manufacture craft provided by the invention, including herein below：
A. each part of composition motor is made in processing, and part includes casing, drive end bearing bracket, rear end cap, stator core, rotor；
B. enamel-covered wire is wound in stator slot；
C. above-mentioned each assembling parts are formed into motor；
D. the motor assembled is heated and is incubated, be then placed in vacuum chamber and carry out deflation processing, make electricity
The interior air discharge of the material of each part of machine in itself.
The temperature of heating, the time of insulation, the size of vacuum and vacuum standing time specifically by being actually needed depending on,
Make it as close as use environment.Casing, drive end bearing bracket and rear end cap are preferably stainless steel material, by stainless steel material through machinery
Be process, rather than be stamped to form using traditional, stainless steel can not only antirust, its deflation rate is low, the coefficient of expansion and silicon
Stator, the rotor of Steel material are close, and in aeronautical environment in use, its deformation can be consistent, do not influence the normal of motor
Work, ensure service life, can also use other that there is the material of above-mentioned performance.
In content B, before enamel-covered wire is wound, load teflon plate in the stator slot of stator core, make to gather
Tetrafluoroethene piece covers the inwall of stator slot.The teflon plate of different-thickness can be specifically used, determines relatively thin being covered in
The whole inwall of pilot trench, primarily serves insulating effect, makes the thicker notch side for being placed in stator slot, and its intensity is of a relatively high, rises
To supporting role.
In content B, after the completion of enamel-covered wire is wound, the end of a thread of the lead of motor and enamel-covered wire is welded, welding is completed
Afterwards, parcel insulation is carried out to weld with teflon sleeve.Welding uses high temperature scolding tin, passes through teflon sleeve bag
Protection weld is wrapped up in, teflon sleeve there can be suitable length.
In content B, after the completion of enamel-covered wire is wound, the enamel-cover of stator core rear and front end will be exposed with glass wire
Line winding is tied up, and fixes enamel-covered wire, also can carry out this operation after motor down-lead and the welding of enamel-covered wire the end of a thread.Enamel-covered wire is consolidated
After fixed, the enamel-covered wire for exposing stator core rear and front end is wound into parcel with teflin tape, insulation, protects enamel-covered wire, especially
It is can to prevent contact of the screw with enamel-covered wire when tightening the mounting screw of front and rear cover.
After content B is completed, respectively from spreading glue at the enamel-covered wire of stator core rear and front end, glue is set fully to be dipped into
On enamel-covered wire in stator slot, heating and thermal insulation is then carried out, makes glue curing, glue taste epoxy resin glue, makes overall paint
After envelope curve all obtains enough glue, stator is put into baking box, sets 50-200 DEG C of temperature, is incubated 2 hours, makes glue curing.Again
Remove residue of the glue in casing.
In content D, it is to be heated in 100-300 DEG C of sweat box that the motor assembled is placed in into temperature, during placement
Between be 8 hours；Motor after heating and thermal insulation is placed in vacuum as 10-1-10-8Deflation processing is carried out in Pa vacuum chamber, is placed
Time is 8 hours.After content D is completed, motor seal is packed using vacuum packaging, prevents motor after making due to length
Phase, which places, to be not used and causes its absorption air, influences the performance of motor when in use.
In content A in the processing and fabricating of rotor, processed on armature spindle periphery and form multiple projections, make armature spindle with turning
Sub-pieces forms tight fit, then armature spindle is pressed into rotor sheet and forms rotor, punch press can be used to go out bar shaped on armature spindle
Projection, make the projection and the endoporus tight fit of rotor sheet of armature spindle.
In content A, fairlead is processed in the end face of rear end cap, axle is machined with the inner face of drive end bearing bracket and rear end cap
Bearing and positioning boss, the inner circle of the cylindrical and stator core of bearing block are engaged, the inner circle of the cylindrical and casing of positioning boss
It is engaged；
When carrying out content C or before content C：Wire bushing, wire bushing and rear end cap close-fitting are pressed into fairlead
Close, insulation spacer is arranged outside the bearing block of drive end bearing bracket and rear end cap, make the table top of insulation spacer covering positioning boss.
Fig. 1, Fig. 2, Fig. 3 show stator core 2 in the motor made by above-mentioned technique, including housing 1, housing 1, fixed
Rotor in sub- iron core 2 and the drive end bearing bracket 3 and rear end cap 4 for being located at the both ends of housing 1 respectively；Two end cap is attached to electric machine casing
Afterwards, it is outer face towards outside motor, is inner face towards motor internal, the inner face of drive end bearing bracket 3 and rear end cap 4 is all provided with
There is a bearing block 5, the inner headed face of the periphery of drive end bearing bracket 3 and the top chock 5 of rear end cap 4 with stator core 2 coordinates；Drive end bearing bracket 3
With positioning boss 6 is equipped with the inner face of rear end cap 4, and inner headed face of the positioning boss 6 of the two respectively with the both ends of housing 1 is matched somebody with somebody
Close.
The teflon plate for covering its inwall is set in the stator slot of stator core 2, enamel-covered wire is wound with stator slot,
The enamel-covered wire at the both ends of stator core 2 is wound with glass wire and teflin tape.
The pad 7 for the insulation for being set in the periphery of bearing block 5, pad are equipped with the inner face of drive end bearing bracket 3 and rear end cap 4
7 inner circle is interference fitted with the periphery of bearing block 5, pad 7 is positioned at end cap inner face by interference fit, pad 7
The external diameter of external diameter and positioning boss 6 matches.Pad 7 is polytetrafluoroethylene (PTFE).
The end face of rear end cap 4 offers fairlead 8, and sheath 9 is arranged with fairlead 8, and the both ends of sheath 9 are equipped with flange
Flange 10, make sheath 9 in fairlead 8 without dropping by the flange flange 10 at both ends.Fairlead 8 can be counter sink,
The flange flange 10 of the one end of sheath 9 is embedded in the big footpath section of counter sink, sheath 9 is not protruded from the outer face of rear end cap 4,
Overall appearance and its use of motor are not influenceed.Sheath 9 can use polytetrafluoroethylene (PTFE), and the end face outer of flange flange 10, which is provided with, leads
Inclined-plane, it is convenient to be oriented to installation sheath 9, the flange flange 10 of the one end of sheath 9 is pressed by external force, makes it in the guiding of guiding incline
Under effect, enter in fairlead 8.
Mounting hole is provided with drive end bearing bracket 3 and rear end cap 4, is offered on pad 7 and corresponding with mounting hole avoid holes is installed.
Lead avoid holes corresponding with fairlead 8 are further opened with pad 7 on rear end cap 4.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (7)
1. a kind of aviation machine manufacture craft, it is characterised in that including herein below：
A. each part of composition motor is made in processing, and part includes casing, drive end bearing bracket, rear end cap, stator core, rotor；Turning
In the processing and fabricating of son, processed on armature spindle periphery and form multiple projections, armature spindle is formed tight fit with rotor sheet, then
Armature spindle is pressed into rotor sheet and forms rotor；
B. enamel-covered wire is wound in stator slot；Respectively from spreading glue at the enamel-covered wire of stator core rear and front end, make glue
Fully it is dipped on the enamel-covered wire in stator slot, then carries out heating and thermal insulation, make glue curing；
C. above-mentioned each assembling parts are formed into motor；
D. the motor assembled is placed in sweat box and heated, the temperature in sweat box is 100-300 DEG C, and standing time is
8 hours；Motor after heating and thermal insulation is placed in vacuum as 10-1-10-8Deflation processing, standing time are carried out in Pa vacuum chamber
For 8 hours, make the interior air discharge of the material of each part of motor in itself.
2. aviation machine manufacture craft according to claim 1, it is characterised in that in content B, in winding enamel-covered wire
Before, load teflon plate in the stator slot of stator core, make the inwall of teflon plate covering stator slot.
3. aviation machine manufacture craft according to claim 1, it is characterised in that in content B, enamel-covered wire is wound
After the completion of, the end of a thread of the lead of motor and enamel-covered wire is welded, after the completion of welding, weld carried out with teflon sleeve
Parcel insulation.
4. aviation machine manufacture craft according to claim 1, it is characterised in that in content B, enamel-covered wire is wound
After the completion of, the enamel-covered wire for exposing stator core rear and front end winding is tied up with glass wire, fixes enamel-covered wire.
5. aviation machine manufacture craft according to claim 4, it is characterised in that after enamel-covered wire is fixed, use polytetrafluoro
The enamel-covered wire for exposing stator core rear and front end is wound parcel by vinyl strap.
6. aviation machine manufacture craft according to claim 1, it is characterised in that after content D is completed, use vacuum
Packaging packs motor seal.
7. aviation machine manufacture craft according to claim 1, it is characterised in that
In content A, fairlead is processed in the end face of rear end cap, bearing block is machined with the inner face of drive end bearing bracket and rear end cap
And positioning boss, the inner circle of the cylindrical and stator core of bearing block are engaged, the inner circle of the cylindrical and casing of positioning boss matches
Close；
When carrying out content C or before content C：Wire bushing, wire bushing and rear end cap tight fit are pressed into fairlead,
Insulation spacer is arranged outside the bearing block of drive end bearing bracket and rear end cap, makes the table top of insulation spacer covering 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 CN105262285A (en) | 2016-01-20 |
| CN105262285B true 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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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105846629B (en) * | 2016-03-28 | 2018-09-07 | 哈尔滨工业大学 | A kind of vacuum cleaning motor of radial magnetizing |
| US11177708B2 (en) | 2017-01-13 | 2021-11-16 | Ge Aviation Systems Llc | Method for manufacturing an integrated stator and housing for an electrical machine |
| CN107591966B (en) * | 2017-08-30 | 2019-09-10 | 兰州兰石重工有限公司 | A kind of sealing assembly technique of vortex brake stator module |
| 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 |
| CN110401173B (en) * | 2019-07-19 | 2021-03-26 | 中国科学院电工研究所 | Short-circuit fault isolation structure of aviation 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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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5806169A (en) * | 1995-04-03 | 1998-09-15 | Trago; Bradley A. | Method of fabricating an injected molded motor assembly |
| CN102611256B (en) * | 2011-01-24 | 2014-10-22 | 胡景威 | Production technology of coreless micro brushless DC (Direct Current) motor |
| CN102306989A (en) * | 2011-09-08 | 2012-01-04 | 中国航空工业第六一八研究所 | Bonding and potting method for aerial integrated motor |
| CN103441629A (en) * | 2013-09-05 | 2013-12-11 | 江苏三江电器集团有限公司 | Motor stator paint dipping technology |
| CN104659987A (en) * | 2013-11-22 | 2015-05-27 | 天津市天发重型水电设备制造有限公司 | VPI (Vacuum pressure impregnation) insulation processing technology |
| CN203761224U (en) * | 2014-03-06 | 2014-08-06 | 苏州汇川技术有限公司 | Permanent magnet motor rotor assembling structure |
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- 2015-12-01 CN CN201510861476.9A patent/CN105262285B/en active Active
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| 《材料在真空环境下放气的测试技术研究》;董猛等;《真空与低温》;20140228;第20卷(第1期);第46-51页 * |
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| CN105262285A (en) | 2016-01-20 |
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| C10 | Entry into substantive examination | ||
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
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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| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Hu Jialin Inventor before: Hu Jialin Inventor before: Tang Jing |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
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. |