CN105896776A - Motor rotor manufacture method and motor rotor structure - Google Patents
Motor rotor manufacture method and motor rotor structure Download PDFInfo
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- CN105896776A CN105896776A CN201510397978.0A CN201510397978A CN105896776A CN 105896776 A CN105896776 A CN 105896776A CN 201510397978 A CN201510397978 A CN 201510397978A CN 105896776 A CN105896776 A CN 105896776A
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- rotor
- wire body
- motor rotor
- motor
- manufacture method
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Abstract
A motor rotor manufacture method and a motor rotor structure are disclosed. The motor rotor manufacture method is characterized by comprising the following steps: in a rotor assembling step, several permanent magnets are attached on an outer annular wall face of a rotor at an interval; in a rotor wire-winding step, a wire body is wound around the rotor in an adhered manner, the several permanent magnets are covered and fixed via the wire body, firmness of the several permanent magnets is improved via wire body winding and covering operation, and the several permanent magnets can be prevented from falling off when rotating at a high speed; the wire body is small in wire diameter, and therefore the structure formed via wire body winding operation is small in thickness, and effects on magnetic conductivity of the rotor can be greatly reduced.
Description
Technical field:
Present invention relates particularly to manufacture method and the structure of a kind of motor rotor.
Background technology:
The structure composition of motor comprises a rotor and a stator, rotor is rotatable, stator is for maintaining static, by external power source provide electric current with by this sets of stator coils to produce magnetic field, make this rotor can rotate relative to this stator by magnetic field interaction, rotor field can be produced by permanent magnet or electric magnet.
Wherein when rotor uses permanent magnet, this rotor is provided with several permanent magnet, these several permanent magnets are on the outer shroud wall sticking together and being fixed on this rotor, but when reality is applied, this rotor is in the state of high-speed rotation, therefore these several permanent magnets still have the danger departing from this rotor, and cause the damage of rotor, therefore, existing is to set on the rotor to avoid the disengaging of this permanent magnet by a set of jacket casing, this sleeve can be copper sheathing, the materials such as stainless steel sleeve (thickness minimum about 0.5mm), but this sleeve has thickness and can affect the part magnetic conduction of this rotor.
Summary of the invention:
Because the permanent magnet of existing motor rotor is easily thrown off, and affecting the shortcoming of rotor magnetic conduction intensity, the present invention provides a kind of motor rotor manufacture method and motor rotor Motor rotor structure, to promote the structural soundness of this motor rotor, avoid causing and come off, and impact for magnetic conduction can be greatly reduced.
The present invention solves the motor rotor manufacture method that prior art problem is proposed, it is characterised in that: it comprises: rotor assembles: be attached to spaced reciprocally on the outer shroud wall of rotor by several permanent magnets；And rotor winding: a wire body is wound around these several permanent magnets that stick together on the rotor and be coated and fixed.
For reaching another creation purpose, the present invention further provides a kind of motor rotor Motor rotor structure, wherein comprise: a rotor, it includes several permanent magnet, and these several permanent magnets are attached on the outer shroud wall of this rotor spaced reciprocally；And a wire body, it is wound around these several permanent magnets that stick together on the rotor and be coated and fixed.
Present invention solderless wrapped connection one wire body on the rotor, winding through this wire body sticks together to strengthen the steadiness of these several permanent magnets, therefore when rotor high-speed rotation of the present invention, can avoid producing situation about coming off because the tack strength of permanent magnet is not enough, impact for rotor magnetic conduction is greatly reduced owing to the line footpath of this wire body is less again.
Utilize the rotor fixed form that the present invention is researched and developed, rotor also can be made under identical air gap to extend increase magnet thickness the most outward to promote magnetic flux.
Accompanying drawing illustrates:
Fig. 1 is the rotor stereoscopic figure of the present invention；
Fig. 2 is the stereoscopic figure of the present invention；
Fig. 3 is the front plan view of the present invention；
Fig. 4 is the frontal planar schematic diagram of the coiling processing procedure of the present invention；
Fig. 5 is the side-looking floor map of the coiling processing procedure of the present invention；
Fig. 6 is the block flow diagram of the coiling processing procedure of the present invention；
Fig. 7 is the closely sealed front plan view being wrapped on rotor of wire body of the present invention；
Fig. 8 is the wire body apart windings of present invention front plan view on rotor；
Wherein 10 rotors, 11 connecting portions, 112 mounting grooves, 12 mandrels, 121 draw-in grooves,
13 permanent magnets, 20 wire body, 30 coiling boards, 31 first rotation seats,
311 first chucks, 32 second rotation seats, 321 second chucks, 33 viscose tanks,
60 rotors, 61 permanent magnets, 70 sleeves.
Detailed description of the invention:
Hereinafter coordinate graphic and present pre-ferred embodiments, the present invention is expanded on further for reaching
Become the technological means that predetermined goal of the invention is taked.
Referring to shown in Fig. 1 to Fig. 3, motor rotor winding structure of the present invention comprises a rotor
10 and a wire body 20, rotor 10 includes a junction 11, mandrel 12 and several permanent magnet 13, this connecting portion 11 is convex column structure and the structure that formed by stalloy material, the outer shroud wall fovea superior of this connecting portion 11 sets and is formed with several mounting groove 112, this mandrel 12 is fixedly arranged in this connecting portion 11 and stretches out the both sides of this connecting portion 11, the end interval of this mandrel 12 is arranged with several draw-in groove 121, and these several permanent magnets 13 are attached to the surface of this connecting portion 11 and position respectively in mounting groove 112.
Please be shown in Fig. 2 and Fig. 4, aforesaid wire body 20 is wound around these several permanent magnets 13 that are arranged on the connecting portion 11 of this rotor 10 and are coated and fixed, in the preferred embodiment, this wire body 20 is for using fiber wire, there is after this soaking viscose of wire body 20 tackness, then fiber wire is wound around through solderless wrapped connection board 30 and pastes on this rotor 10；In another preferred embodiment, viscose is coated directly onto on the connecting portion 11 of this rotor, then fiber wire is wound around through solderless wrapped connection board 30 and is fitted on this rotor 10；In the preferred embodiment, the line footpath of this fiber wire is between 0.1 mm to 2.0 mm, and in the present embodiment, for 0.2mm, but is not limited.
Refer to Fig. 2, shown in Fig. 4 and Fig. 5, the present invention uses a coiling board 30 to stick together on this rotor 10 by wire body 20 winding, this coiling board 30 comprises one first rotation seat 31, one second rotation seat 32 and a viscose tank 33, this first rotation seat 31 is positioned at the side of this coiling board 30 and protrudes one first chuck 311 rotatably, this second rotation seat 32 be positioned at this first rotation seat 31 to place and protrude one second chuck 321 rotatably, this second chuck 321 this first chuck 311 axially opposing, this viscose tank 33 is displaceably between this first rotation seat 31 and the second rotation seat 32.
Referring to shown in Fig. 4 to Fig. 6, motor rotor manufacture method of the present invention comprises following two steps: rotor assembles S1: several permanent magnets 13 are embedded and are fitted on this rotor 10；Rotor winding S2: first check for coiling board 30 whether normal operation, then the two ends of the mandrel 12 of this rotor 10 are clamped on respectively in this first chuck 311 and the second chuck 321, then one end of wire body 20 is introduced in this viscose tank 33, make this wire body 20 upper viscose of attachment and this end is pasted the side edge of connecting portion 11 at this rotor 10, now start this first rotation seat 31 and the second rotation seat 32 to rotate this rotor 10, and this viscose tank 33 and this wire body 20 move towards the opposite side edge of the connecting portion 11 of this rotor 10, make this wire body 20 be wound around to bind on the connecting portion 11 of rotor 10, and it is coated with this several permanent magnets 13, to form a fixed structure；nullThe state modulator flow process of this rotor winding processing procedure is as follows: first set rising around a position of this wire body 20，Generally with the side edge of this rotor 10 for playing around some opposite side edge as terminal，In a further preferred embodiment，Rising of this wire body 20 is provided with distance around point and terminal both sides of the edge with this rotor 10 respectively，If this wire body 20 starts coiling from the edge of rotor 10, there is preferably structural strength，And input the total length of this rotor 10 and the line footpath of this wire body 20，And with the overall length of this rotor 10 divided by the line footpath of this wire body 20 to calculate the number of total coils of coiling，Due to rise around time need to guarantee the stability of wire body 20，Therefore this coiling board 30 is set and is initially coiling at a slow speed，High-speed winding it is promoted to again after the specific number of turns to be achieved，The aforesaid number of turns and rotating speed can set before coiling processing procedure starts，In reality is applied, low speed and scope at a high speed are at rotating speed 10 to 99 rpm (Revolution Per
Minute) between.
Referring to shown in Fig. 7, in the preferred embodiment, this wire body 20 is wound on rotor 10
Plural number circle, wherein arbitrary neighborhood two encloses as to recline mutually, the i.e. spacing distance of each circle that this wire body 20 is wrapped on rotor 10 is minimum, refer to shown in Fig. 8, in a further preferred embodiment, this wire body 20 is wound in plural number circle on this rotor 10, wherein arbitrary neighborhood two circle is arranged for interval, the spacing distance of arbitrary neighborhood two circle that this wire body 20 is wrapped on rotor 10 must coordinate wire body 20 diameter to be adjusted with rotor 10 diameter, when this wire body 20 winding interval on this rotor 10 is the tightst, then there is the fixed structure that intensity is the highest, run up lower can opposing be the strongest flies off stress, but its shortcoming is difficult to reach for winding precision requires higher；When this wire body 20 winding interval on this rotor 10 is the loosest, then the winding precision of wire body 20 requires relatively low
And easily reach, but the spacing distance of this wire body 20 is bigger, will result in allow and there is between rotor 10 and the stator of motor the probability of frictional impact, and opposing to fly off the structural strength of stress poor, therefore this wire body 20 be wound around precision must be according to the use condition (such as rotating speed, cost) of this rotor 10 depending on.
In actual coiling processing procedure, refer to shown in Fig. 6, the long-pending thickness assuming this rotor 10 is 30mm, its fabric width total length i.e. is 30mm, if the line footpath of this wire body 20 is 0.2mm, then the number of total coils of this wire body 20 this rotor 10 of solderless wrapped connection is 150 circles (30/0.2=150), it is rendered as closed state without spacing distance between each circle of this wire body 20, as shown in Figure 7, if but consider this coiling board 30 precision or error problem, can be 0.5mm by the line footpath rough estimate of this wire body 20, so number of total coils will reduce to 60 circles (30/0.5=60), spacing distance 0.3mm between i.e. this wire body 20 is respectively enclosed.
Further, this wire body 20 be the most only wound around one layer on this rotor 10, preferably
In embodiment, this wire body 20 is wound around plural layer diametrically on this rotor 10, when being wound around plural layer, this wire body 20 is for be back and forth wrapped in back and forth on this rotor 10, the intensity of this fixed structure is strengthened with this, also with method for manufacturing rotor of the present invention, rotor also can be made to extend to increase magnet thickness the most outward under identical air gap and reach to promote the purpose of magnetic flux.
The present invention using with the structural soundness strengthening this rotor 10 through this wire body 20, make each permanent magnet 13 be avoided that under running up and produce the situation departing from damage, in addition this wire body 20 is the fiber wire using line footpath less, therefore impact for rotor magnetic conduction can be greatly reduced when rotor 10 operates, and the rotor winding step of the present invention also can be applicable to be not limited to permanent magnet rotor on electromagnetic type rotor.
The above is only presently preferred embodiments of the present invention, is not the present invention any
Pro forma restriction, although the present invention is disclosed above with preferred embodiment, but it is not limited to the present invention, any art has usually intellectual, in the range of without departing from technical solution of the present invention, when the technology contents of available the disclosure above makes a little change or is modified to the Equivalent embodiments of equivalent variations, in every case it is the content without departing from technical solution of the present invention, any simple modification, equivalent variations and the modification made above example according to the technical spirit of the present invention, all still falls within the range of technical solution of the present invention.
Claims (16)
1. the manufacture method of a motor rotor, it is characterised in that: it comprises:
Rotor assembles: be attached to spaced reciprocally on the outer shroud wall of rotor by several permanent magnets；
And rotor winding: a wire body is wound around these several permanent magnets that stick together on the rotor and be coated and fixed.
The manufacture method of motor rotor the most according to claim 1, it is characterised in that: in rotor winding step, this wire body is wound in plural number circle on rotor, and wherein arbitrary neighborhood two encloses and reclines mutually.
The manufacture method of motor rotor the most according to claim 1, it is characterised in that: in rotor winding step, this wire body is wound in plural number circle on rotor, and wherein arbitrary neighborhood two circle interval is arranged.
4. according to the manufacture method of motor rotor described in claim 1,2 or 3, it is characterised in that: in rotor winding step, this wire body is fiber wire.
5. according to the manufacture method of motor rotor described in claim 1,2 or 3, it is characterised in that: in rotor winding step, this wire body is the most only wound around one layer on this rotor.
6. according to the manufacture method of motor rotor described in claim 1,2 or 3, it is characterised in that: in rotor winding step, this wire body is wound around plural layer diametrically on this rotor.
7. according to the manufacture method of motor rotor described in claim 1,2 or 3, it is characterised in that: in rotor winding step, it is wound around after the soaking viscose of this wire body and sticks together on the rotor.
8. according to the manufacture method of motor rotor described in claim 1,2 or 3, it is characterized in that: in rotor winding step, with a coiling board, wire body winding is sticked together on the rotor, this coiling board comprises one first rotation seat, one second rotation seat and a viscose tank, this first rotation seat protrudes one first chuck rotatably, this second rotation seat protrudes one second chuck rotatably, this second chuck this first chuck axially opposing, this viscose tank is between this first rotation seat and the second rotation seat；The two ends of this rotor are clamped in this first chuck and the second chuck respectively；After this wire body is by this viscose tank, paste on the rotor.
9. a motor rotor Motor rotor structure, it is characterised in that: it comprises:
One rotor, it includes several permanent magnet, and these several permanent magnets are attached on the outer shroud wall of this rotor spaced reciprocally；And a wire body, it is wound around these several permanent magnets that stick together on the rotor and be coated and fixed.
Motor rotor Motor rotor structure the most according to claim 9, it is characterised in that: wherein this wire body is wound in plural number circle on rotor, and wherein arbitrary neighborhood two encloses and reclines mutually.
11. motor rotor Motor rotor structures according to claim 9, it is characterised in that: wherein this wire body is wound in plural number circle on rotor, and wherein arbitrary neighborhood two circle interval is arranged.
12. motor rotor Motor rotor structures according to claim 9, it is characterised in that: wherein this wire body is fiber wire.
13. according to motor rotor Motor rotor structure described in claim 9,10,11 or 12, it is characterised in that: wherein this wire body is the most only wound around one layer on this rotor.
14. according to motor rotor Motor rotor structure described in claim 9,10,11 or 12, it is characterised in that: wherein this wire body is wound around plural layer diametrically on this rotor.
15. according to motor rotor Motor rotor structure described in claim 9,10,11 or 12, it is characterised in that: wherein this rotor includes a junction, and these several permanent magnets are attached to the surface of this connecting portion respectively.
16. according to motor rotor Motor rotor structure described in claim 9,10,11 or 12, it is characterised in that: wherein this rotor is convex column structure and the structure that formed by silicon steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510397978.0A CN105896776A (en) | 2015-07-09 | 2015-07-09 | Motor rotor manufacture method and motor rotor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510397978.0A CN105896776A (en) | 2015-07-09 | 2015-07-09 | Motor rotor manufacture method and motor rotor structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105896776A true CN105896776A (en) | 2016-08-24 |
Family
ID=57001762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510397978.0A Pending CN105896776A (en) | 2015-07-09 | 2015-07-09 | Motor rotor manufacture method and motor rotor structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105896776A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111835111A (en) * | 2019-04-15 | 2020-10-27 | 本田技研工业株式会社 | Rotor and surface magnet type rotating electrical machine |
| CN111953099A (en) * | 2019-05-15 | 2020-11-17 | 本田技研工业株式会社 | Rotor of rotating electric machine |
| CN113098220A (en) * | 2021-03-14 | 2021-07-09 | 重庆恒博机械制造有限公司 | Permanent magnet motor and manufacturing method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09131027A (en) * | 1995-10-31 | 1997-05-16 | Toyota Motor Corp | Manufacture of rotor of motor |
| CN201563043U (en) * | 2009-10-21 | 2010-08-25 | 上海海光电机有限公司 | Permanent magnet motor with magnetic steel sheet provided with metallic sheath |
| CN202111544U (en) * | 2011-06-24 | 2012-01-11 | 宁波市北仑恒峰电机制造有限公司 | Rotor of permanent magnet synchronous motor |
| CN103620915A (en) * | 2011-12-26 | 2014-03-05 | 日本电产株式会社 | Motor |
-
2015
- 2015-07-09 CN CN201510397978.0A patent/CN105896776A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09131027A (en) * | 1995-10-31 | 1997-05-16 | Toyota Motor Corp | Manufacture of rotor of motor |
| CN201563043U (en) * | 2009-10-21 | 2010-08-25 | 上海海光电机有限公司 | Permanent magnet motor with magnetic steel sheet provided with metallic sheath |
| CN202111544U (en) * | 2011-06-24 | 2012-01-11 | 宁波市北仑恒峰电机制造有限公司 | Rotor of permanent magnet synchronous motor |
| CN103620915A (en) * | 2011-12-26 | 2014-03-05 | 日本电产株式会社 | Motor |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111835111A (en) * | 2019-04-15 | 2020-10-27 | 本田技研工业株式会社 | Rotor and surface magnet type rotating electrical machine |
| CN111953099A (en) * | 2019-05-15 | 2020-11-17 | 本田技研工业株式会社 | Rotor of rotating electric machine |
| CN111953099B (en) * | 2019-05-15 | 2023-06-09 | 本田技研工业株式会社 | Rotor of rotating electrical machine |
| CN113098220A (en) * | 2021-03-14 | 2021-07-09 | 重庆恒博机械制造有限公司 | Permanent magnet motor and manufacturing method thereof |
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Application publication date: 20160824 |