CN105119401A - Rotor assembly, motor and method for manufacturing rotor assembly - Google Patents
Rotor assembly, motor and method for manufacturing rotor assembly Download PDFInfo
- Publication number
- CN105119401A CN105119401A CN201510395250.4A CN201510395250A CN105119401A CN 105119401 A CN105119401 A CN 105119401A CN 201510395250 A CN201510395250 A CN 201510395250A CN 105119401 A CN105119401 A CN 105119401A
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- rotor core
- rotor
- rotor assembly
- armature spindle
- insulation
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Abstract
The invention discloses a rotor assembly, a motor and a method for manufacturing the rotor assembly. The rotor assembly comprises a rotor shaft, a rotor core, a commutator sheet and an insulator, wherein the rotor core sleeves the rotor shaft, the commutator sheet sleeves the rotor shaft, and insulation material is filled in the space between the commutator sheet and the rotor shaft and between the rotor core and the rotor shaft to cover the rotor core along the axial end face of the rotor core. The rotor assembly is formed once, the production steps are less, the production cost is low, and the quality is reliable.
Description
Technical field
The present invention relates to technical field of motors, in particular to a kind of rotor assembly, there is the motor of described rotor assembly and the manufacture method of rotor assembly.
Background technology
The rotor assembly such as such as series excited motor rotor in correlation technique, the overhang insulation of its commutator and rotor core assembles respectively as discrete item, commutator needs in special step, adopt press mode to be assemblied on armature spindle, supplied materials and processing procedure all need special character surveillance, and production cost is higher.Especially for the rotor assembly of double hyer insulation class motor, harsh to the requirement of fit tolerance, there is the hidden danger easily occurring blind crack and excessive glue.
Summary of the invention
The present invention is intended to solve one of above-mentioned technical problem in correlation technique at least to a certain extent.For this reason, the present invention proposes a kind of rotor assembly, and this rotor assembly can one-shot forming, has the advantages such as production process is few, production cost is low, reliable in quality.
The present invention also proposes a kind of motor with described rotor assembly.
The present invention also propose a kind of can one-shot forming, the manufacture method of rotor assembly that reduces production process, reduce production cost, improve the quality of products.
For achieving the above object, embodiment according to a first aspect of the invention proposes a kind of rotor assembly, and described rotor assembly comprises: armature spindle; Rotor core, described rotor core is set on described armature spindle; Commutator segment, described commutator segment is set on described armature spindle; And Insulation Material body, described Insulation Material body to be filled between described commutator segment and described armature spindle and to cover the axial end of described rotor core along described rotor core between described rotor core and described armature spindle.
Can one-shot forming according to the rotor assembly of the embodiment of the present invention, there is the advantages such as production process is few, production cost is low, reliable in quality.
In addition, rotor assembly according to the above embodiment of the present invention can also have following additional technical characteristic:
According to one embodiment of present invention, the described rotor core of covering of described Insulation Material body comprises along the axial end part of described rotor core: insulation yoke portion; And multiple insulation teeth portion, multiple described insulation teeth portion is located at the periphery in described insulation yoke portion along upper at interval along the circumference in described insulation yoke portion.
According to one embodiment of present invention, at least one in described multiple insulation teeth portion is provided with towards the reinforcing of described rotor core protruding, the described end face of described rotor core is provided with reinforces protruding corresponding reinforced hole with described, and described reinforcing male cooperation is in described reinforced hole.
According to one embodiment of present invention, protruding one end away from described insulation yoke portion being located at described insulation teeth portion of described reinforcing.
According to one embodiment of present invention, described commutator segment comprises multiple copper sheets of the circumferential array along described armature spindle, and described Insulation Material body is filled between described multiple copper sheet and described armature spindle.
According to one embodiment of present invention, described copper sheet is provided with towards the fitting portion of described Insulation Material body along the axial cross section of described rotor, and described fitting portion is embedded in described Insulation Material body.
According to one embodiment of present invention, described copper sheet is provided with multiple described fitting portion along the axial cross section of described rotor, and described fitting portion is T-shaped along the axial cross section of described rotor.
According to one embodiment of present invention, described Insulation Material body is BMC part or phenolic plastics part.
Embodiment according to a second aspect of the invention proposes a kind of motor, and described motor comprises the rotor assembly described in embodiment according to a first aspect of the invention.
There is according to the motor of the embodiment of the present invention advantages such as technique is simple, cost is low, dependable performance.
Embodiment according to a third aspect of the invention we proposes a kind of manufacture method of rotor assembly, and the manufacture method of described rotor assembly comprises the following steps: rotor core and commutator segment are set on armature spindle and interval and arrange; The Insulation Material body of melting is at least infused between described rotor core and described armature spindle, between described commutator segment and described armature spindle and described rotor core along on its end face axially; Solidify the Insulation Material body of described melting.
According to the manufacture method of the rotor assembly of the embodiment of the present invention can one-shot forming, reduce production process, reduce production cost, improve the quality of products.
Accompanying drawing explanation
Fig. 1 is the structural representation of the rotor assembly according to the embodiment of the present invention.
Fig. 2 is the cutaway view of the rotor assembly according to the embodiment of the present invention.
Fig. 3 is the structural representation of the end of the rotor core of rotor assembly according to the embodiment of the present invention.
Fig. 4 is the flow chart of the manufacture method of rotor assembly according to the embodiment of the present invention.
Reference numeral: rotor assembly 1, armature spindle 10, rotor core 20, reinforced hole 21, commutator segment 30, copper sheet 31, fitting portion 32, Insulation Material body 40, insulation yoke portion 41, insulation teeth portion 42, reinforcing protruding 43.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
Below with reference to the accompanying drawings rotor assembly 1 according to the embodiment of the present invention is described.
As shown in Figure 1-Figure 3, armature spindle 10, rotor core 20, commutator segment 30 and Insulation Material body 40 is comprised according to the rotor assembly 1 of the embodiment of the present invention.
Rotor core 20 is set on the armature spindle 10 and outer peripheral face interval of the inner peripheral surface of rotor core 20 and armature spindle 10 and arranges.Commutator segment 30 is set on the armature spindle 10 and outer peripheral face interval of the inner peripheral surface of commutator segment 30 and armature spindle 10 and arranges.Insulation Material body 40 is filled between commutator segment 30 and armature spindle 10 and between rotor core 20 and armature spindle 10, and Insulation Material body 40 covers the axial end along rotor core 20 of rotor core 20 with the overhang insulation to rotor core 20, rotor core 20 and commutator segment 30 are fixed on armature spindle 10 by Insulation Material body 40, armature spindle 10, rotor core 20 and commutator segment 30 is made to form an entirety by Insulation Material body 40, wherein, Insulation Material body 40 and commutator segment 30 form commutator jointly.
According to the rotor assembly 1 of the embodiment of the present invention, by pressure injection the Insulation Material body 40 of melting is solidificated in rotor core 20 and between commutator segment 30 and armature spindle 10, armature spindle 10, rotor core 20 and commutator segment 30 are connected into an entirety, and Insulation Material body 40 covers the end face of rotor core 20, not only play double-insulated effect, and instead of the overhang insulation of commutator and rotor core 20, namely commutator and overhang insulation are no longer discrete item.
Thus, rotor assembly 1 one-shot forming, achieves the integrated of rotor assembly 1, significantly decreases operation, mass loss point, equipment investment, raw material usage and required operating personnel, and then significantly reduces production cost.
In addition, the commutator formed due to Insulation Material body 40 and commutator segment 30, the overhang insulation of rotor core 20 and armature spindle 10 are as a whole, thus fundamentally solve the problem that commutator is pressed into blind crack and the excessive glue caused, and quality is more reliable.
Therefore, can one-shot forming according to the rotor assembly 1 of the embodiment of the present invention, there is the advantages such as production process is few, production cost is low, reliable in quality.
Below with reference to the accompanying drawings describe the rotor assembly 1 according to the specific embodiment of the invention,
In specific embodiments more of the present invention, as shown in Figure 1-Figure 3, armature spindle 10, rotor core 20, commutator segment 30 and Insulation Material body 40 is comprised according to the rotor assembly 1 of the embodiment of the present invention.
Wherein, Insulation Material body 40 can be BMC part (BMC) or phenolic plastics part (bakelite), and without the need to adopting independent insulating element, technique process is simpler.
In concrete examples more of the present invention, as shown in Figure 3, the covering rotor core 20 of Insulation Material body 40 comprises insulation yoke portion 41 and multiple insulation teeth portion 42 along the part of the axial end of rotor core 20.Insulation yoke portion 41 is corresponding with the iron core yoke part position of rotor core 20, multiple insulation teeth portion 42 is located at the periphery in insulation yoke portion 41 along upper at interval along the circumference in insulation yoke portion 41, and multiple insulation teeth portion 42 is corresponding with multiple iron core teeth position of rotor core 20 respectively.Insulation yoke portion 41 can be made thus, insulation teeth portion 42 agrees with the shape of the described end face of rotor core 20, thus realize the overhang insulation effect of rotor core 20 better.
Further, as shown in Figures 2 and 3, at least one in multiple insulation teeth portion 42 is provided with towards the reinforcing projection 43 of rotor core 20, and the described end face of rotor core 20 is provided with and reinforces protruding 43 corresponding reinforced holes 21, reinforces protruding 43 and is engaged in reinforced hole 21.In the production process of rotor assembly 1, to offer reinforced hole 21 rotor core 20 end face on inject the Insulation Material body 40 of melting, formed in reinforced hole 21 after Insulation Material body 40 solidifies and reinforce protruding 43, thus Insulation Material body 40 is taken root in into reinforced hole 21 interior to play fixed effect, better reliability, and the fastness of insulation teeth portion 42 can be improved, thus prevent insulation teeth portion 42 from rupturing.
Preferably, each insulation teeth portion 42 is equipped with and reinforces protruding 43, the described end face of rotor core 20 is provided with the reinforced hole 21 of respective amount, and the reinforcing projection 43 in each insulation teeth portion 42 is engaged in corresponding reinforced hole 21.
Advantageously, as shown in Figures 2 and 3, in order to improve further reinforce protruding 43 and reinforced hole 21 to the fixed effect of insulation teeth portion 42, reinforce one end away from insulation yoke portion 41 that protruding 43 are located at insulation teeth portion 42.
In specific embodiments more of the present invention, as depicted in figs. 1 and 2, commutator segment 30 comprises multiple copper sheets 31 of the circumferential array along armature spindle 10, and Insulation Material body 40 is filled between multiple copper sheet 31 and armature spindle 10.
Further, as shown in Figure 2, copper sheet 31 is provided with towards the fitting portion 32 of Insulation Material body 40 along the cross section of the axis of armature spindle 10, fitting portion 32 is embedded in Insulation Material body 40, the reliability of copper sheet 31 on Insulation Material body 40 can be improved further thus, to improve the reliability of commutator segment 30 further.
Alternatively, as shown in Figure 2, copper sheet 31 is provided with multiple fitting portion 32 along the cross section of the axis of armature spindle 10, and the area of section of the axis along armature spindle 10 of fitting portion 32 increases from commutator segment 30 to Insulation Material body 40, such as, the cross section of the axis along armature spindle 10 of fitting portion 32 is T-shaped.
Rotor assembly 1 according to the embodiment of the present invention can be applied on smoke exhaust ventilator, washing machine, warm-air drier and blower fan.
Below with reference to the accompanying drawings motor according to the embodiment of the present invention is described.Comprise according to the above embodiment of the present invention rotor assembly 1 according to the motor of the embodiment of the present invention.
According to the motor of the embodiment of the present invention, by utilizing rotor assembly 1 according to the above embodiment of the present invention, there is the advantages such as technique is simple, cost is low, dependable performance.
According to the motor of the embodiment of the present invention other form and operation be all known for those of ordinary skills, be not described in detail here.
Below with reference to the accompanying drawings the manufacture method of the rotor assembly 1 according to the embodiment of the present invention is described.
As shown in Figure 4, comprise the following steps according to the manufacture method of the rotor assembly 1 of the embodiment of the present invention:
Rotor core 20 and commutator segment 30 to be set on armature spindle 10 by mould and and armature spindle 10 interval arrange, rotor core 20 and commutator segment 30 are fixed relative to the position of armature spindle 10.
The Insulation Material body 40 of melting is at least infused between rotor core 20 and armature spindle 10, between commutator segment 30 and armature spindle 10 and rotor core 20 along on its end face axially;
The Insulation Material body 40 of solidification of molten.
According to the manufacture method of the rotor assembly 1 of the embodiment of the present invention can one-shot forming, reduce production process, reduce production cost, improve the quality of products.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature immediately below second feature and tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.In addition, the different embodiment described in this specification or example can carry out engaging and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (10)
1. a rotor assembly, is characterized in that, comprising:
Armature spindle;
Rotor core, described rotor core is set on described armature spindle;
Commutator segment, described commutator segment is set on described armature spindle; And
Insulation Material body, described Insulation Material body to be filled between described commutator segment and described armature spindle and to cover the axial end of described rotor core along described rotor core between described rotor core and described armature spindle.
2. rotor assembly according to claim 1, is characterized in that, the described rotor core of covering of described Insulation Material body comprises along the axial end part of described rotor core:
Insulation yoke portion; And
Multiple insulation teeth portion, multiple described insulation teeth portion is located at the periphery in described insulation yoke portion along upper at interval along the circumference in described insulation yoke portion.
3. rotor assembly according to claim 2, it is characterized in that, at least one in described multiple insulation teeth portion is provided with towards the reinforcing of described rotor core protruding, the described end face of described rotor core is provided with reinforces protruding corresponding reinforced hole with described, and described reinforcing male cooperation is in described reinforced hole.
4. rotor assembly according to claim 3, is characterized in that, the protruding one end away from described insulation yoke portion being located at described insulation teeth portion of described reinforcing.
5. rotor assembly according to claim 1, is characterized in that, described commutator segment comprises multiple copper sheets of the circumferential array along described armature spindle, and described Insulation Material body is filled between described multiple copper sheet and described armature spindle.
6. rotor assembly according to claim 5, is characterized in that, described copper sheet is provided with towards the fitting portion of described Insulation Material body along the axial cross section of described rotor, and described fitting portion is embedded in described Insulation Material body.
7. rotor assembly according to claim 6, is characterized in that, described copper sheet is provided with multiple described fitting portion along the axial cross section of described rotor, and described fitting portion is T-shaped along the axial cross section of described rotor.
8. rotor assembly according to claim 1, is characterized in that, described Insulation Material body is BMC part or phenolic plastics part.
9. a motor, is characterized in that, comprises the rotor assembly according to any one of claim 1-8.
10. a manufacture method for rotor assembly, is characterized in that, comprises the following steps:
Rotor core and commutator segment are set on armature spindle and interval to arrange;
The Insulation Material body of melting is at least infused between described rotor core and described armature spindle, between described commutator segment and described armature spindle and described rotor core along on its end face axially;
Solidify the Insulation Material body of described melting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510395250.4A CN105119401B (en) | 2015-07-06 | 2015-07-06 | The manufacture method of rotor assembly, motor and rotor assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510395250.4A CN105119401B (en) | 2015-07-06 | 2015-07-06 | The manufacture method of rotor assembly, motor and rotor assembly |
Publications (2)
| Publication Number | Publication Date |
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| CN105119401A true CN105119401A (en) | 2015-12-02 |
| CN105119401B CN105119401B (en) | 2017-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510395250.4A Active CN105119401B (en) | 2015-07-06 | 2015-07-06 | The manufacture method of rotor assembly, motor and rotor assembly |
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| CN (1) | CN105119401B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107196438A (en) * | 2017-07-21 | 2017-09-22 | 佛山市威灵洗涤电机制造有限公司 | Overhang insulation body, series excited machine and the washing machine of series excited machine |
| CN107231047A (en) * | 2017-07-14 | 2017-10-03 | 广东威灵电机制造有限公司 | Rotor assembly and preparation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003067741A1 (en) * | 2002-02-09 | 2003-08-14 | Robert Bosch Gmbh | Rotor for an electric machine |
| CN101183766A (en) * | 2006-11-13 | 2008-05-21 | 乐金电子(天津)电器有限公司 | Motor of commutator rectifier for preventing insulation varnish leakage structure |
| CN201118408Y (en) * | 2007-10-26 | 2008-09-17 | 何乃镇 | A serial excitation electromotor |
| CN202276208U (en) * | 2011-10-25 | 2012-06-13 | 山东百特电机电器有限公司 | Motor rotor |
| CN202663232U (en) * | 2012-05-28 | 2013-01-09 | 佛山市威灵洗涤电机制造有限公司 | Motor structure of fitness equipment |
| CN204089380U (en) * | 2014-06-26 | 2015-01-07 | 佛山市威灵洗涤电机制造有限公司 | Rotor assembly and the motor with it |
-
2015
- 2015-07-06 CN CN201510395250.4A patent/CN105119401B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003067741A1 (en) * | 2002-02-09 | 2003-08-14 | Robert Bosch Gmbh | Rotor for an electric machine |
| CN101183766A (en) * | 2006-11-13 | 2008-05-21 | 乐金电子(天津)电器有限公司 | Motor of commutator rectifier for preventing insulation varnish leakage structure |
| CN201118408Y (en) * | 2007-10-26 | 2008-09-17 | 何乃镇 | A serial excitation electromotor |
| CN202276208U (en) * | 2011-10-25 | 2012-06-13 | 山东百特电机电器有限公司 | Motor rotor |
| CN202663232U (en) * | 2012-05-28 | 2013-01-09 | 佛山市威灵洗涤电机制造有限公司 | Motor structure of fitness equipment |
| CN204089380U (en) * | 2014-06-26 | 2015-01-07 | 佛山市威灵洗涤电机制造有限公司 | Rotor assembly and the motor with it |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107231047A (en) * | 2017-07-14 | 2017-10-03 | 广东威灵电机制造有限公司 | Rotor assembly and preparation method thereof |
| CN107196438A (en) * | 2017-07-21 | 2017-09-22 | 佛山市威灵洗涤电机制造有限公司 | Overhang insulation body, series excited machine and the washing machine of series excited machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105119401B (en) | 2017-12-08 |
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