CN105186741A - Motor rotor and motor therewith - Google Patents
Motor rotor and motor therewith Download PDFInfo
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- CN105186741A CN105186741A CN201410229175.XA CN201410229175A CN105186741A CN 105186741 A CN105186741 A CN 105186741A CN 201410229175 A CN201410229175 A CN 201410229175A CN 105186741 A CN105186741 A CN 105186741A
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Abstract
The invention discloses a motor rotor and a motor therewith. The motor rotor comprises an iron core, and the iron core is provided with a through groove which is through in the axial direction. The iron core is provided with a magnetic steel groove, and the interior of the magnetic steel groove is provided with a fixing part. The motor rotor also comprises a rotating shaft which passes through the through groove to be disposed in the iron core; and a magnetic steel which is disposed in the magnetic steel groove. At least a part of the fixing part abuts against the magnetic steel, so as to fix the magnetic steel. The motor core also comprises a front baffle plate and a rear baffle plate, wherein the front and rear baffle plates are respectively disposed at two ends of the iron core so as to seal the iron core. According to the embodiment of the invention, the fixing part is disposed in the magnetic steel groove of the iron core, and the magnetic steel is put in the magnetic steel groove and is fixed in the iron core through the fixing part without filling, sealing and locking the magnetic steel, thereby simplifying the assembly process, preventing the filling and sealing nonuniformity from causing the increase of dynamic unbalance of the rotor, greatly reducing the weight of the motor rotor, improving the weight controllability of the motor rotor, and enabling the vibration and noise of the motor rotor to be reduced.
Description
Technical field
The present invention relates to technical field of motors, more specifically, relate to a kind of rotor and there is its motor.
Background technology
A kind of permanent-magnetic synchronous motor rotor structure is disclosed in correlation technique, this structure comprises rotating shaft, be sleeved on rotor core outside rotating shaft and some permanent magnets, rotor core is offered some installing holes, permanent magnet embeds in installing hole, rotating shaft offers step, bottom plate is enclosed within that rotating shaft is outer and be bearing on step, and rotor core is bearing on bottom plate, and upper head plate to be pressed on rotor core and to pass through nut check.The fixed form of this rotor core can make the weight of rotor increase, and is unfavorable for the dynamic balancing of rotor.
Also disclose a kind of Over Electric Motor with PMSM rotor in correlation technique, comprising: trim ring, ring key, permanent magnet and silicon rubber before trim ring, rotating shaft, multi-disc rotor punching, rotor after rotor, after rotor, trim ring is contained in rotating shaft, after multi-disc rotor punching next-door neighbour rotor, trim ring is laminated in rotating shaft, before rotor, trim ring is close to last a slice rotor punching and is contained in rotating shaft, before rotating shaft is close to rotor, annular groove offered by trim ring, ring key is arranged in annular groove and trim ring before rotor is carried out axial restraint, rotor punching is provided with permanent magnet trough and magnet isolation tank, permanent magnet is provided with in permanent magnet trough, in magnet isolation tank, embedding has silicon rubber, after rotor, before trim ring and rotor, the exradius of trim ring is all less than or equal to the first distance, first distance is for being positioned at the minimum value selecting the distance of the central point of this rotor punching in the permanent magnet trough on rotor punching.The rotor of this structure is still comparatively complicated, and the embedding rotor weight that can cause increases, and high-speed electric expreess locomotive to require that the unbalancing value of rotor requires high, the unbalance dynamic of the rotor that the uneven meeting of embedding brings increases, make the bad control of weight, thus cause motor oscillating, noise to increase.Therefore, the structure of rotor still haves much room for improvement.
Summary of the invention
The present invention is intended to solve one of technical problem in correlation technique at least to a certain extent.For this reason, one object of the present invention is to propose a kind ofly to assemble simple, lightweight and that vibrating noise is little rotor.
Bright another object of this law is to propose a kind of motor with above-mentioned rotor.
The rotor of embodiment according to a first aspect of the present invention, comprising: iron core, and described iron core has along its axially through groove, and described iron core is provided with magnet steel groove, is provided with fixed part in described magnet steel groove; Rotating shaft, described rotating shaft is located in described iron core through described groove; Magnet steel, described magnet steel is located in described magnet steel groove, described fixed part abut with fixing described magnet steel at least partially with described magnet steel; And front apron and backboard, described front apron and backboard are located at the two ends of described iron core respectively to close described iron core.
According to the rotor of the embodiment of the present invention, by arranging fixed part in the magnet steel groove of iron core, magnet steel can realize magnet steel fixing in iron core by fixed part after loading in magnet steel groove, magnet steel is pinned without the need to embedding, while simplifying assembling process, the problem that the unbalance dynamic avoiding the uneven rotor caused of embedding increases, also substantially reduces the weight of rotor, improve the weight controllability of rotor, thus electric motor rotor vibration and noise are reduced.
In addition, rotor according to the above embodiment of the present invention, can also have following additional technical characteristic:
According to one embodiment of present invention, described iron core comprises: multiple first punching and the second punching, multiple described first punching and the second punching are arranged vertically, each described first punching and the second punching are equipped with through hole, multiple described through hole conducting forms described groove, each described first punching and the second punching are equipped with described magnet steel groove corresponding to position, in the described magnet steel groove of each described first punching, are provided with described fixed part.
According to one embodiment of present invention, described magnet steel groove is formed as rectangular channel substantially, the double wedge that the inwall that described fixed part is formed as protruding from described magnet steel groove extends internally, and the end face that described double wedge extends internally abuts described magnet steel.
According to one embodiment of present invention, be respectively equipped with two described double wedges in each described magnet steel groove of described first punching, two described double wedges are located on the same side of described magnet steel groove.
According to one embodiment of present invention, one end of described magnet steel groove is provided with magnet isolation tank, described magnet isolation tank and the conducting of described magnet steel groove and be formed as hollow structure.
According to one embodiment of present invention, described first punching and the second punching are respectively equipped with multiple described magnet steel groove group, multiple described magnet steel groove group is arranged spaced apart along the circumference of described first punching and the second punching, and wherein each described magnet steel groove group comprises three and is substantially arranged in leg-of-mutton magnet steel groove.
According to one embodiment of present invention, multiple lightening hole arranged spaced apart along the circumference of described first punching and the second punching is provided with between described magnet steel groove group and described through hole.
According to one embodiment of present invention, described front apron and backboard are respectively equipped with the louvre of multiple and described lightening hole conducting.
According to one embodiment of present invention, be provided with the location division extended in described through hole in the described through hole of each described first punching and the second punching, described rotating shaft is provided with the location notch with described location division adaptation.
According to one embodiment of present invention, be provided with multiple to described through hole extension and along the circumference of described through hole groove arranged spaced apart in the described through hole of each described first punching and the second punching.
According to one embodiment of present invention, the outer peripheral face of each described first punching and the second punching is equipped with along its circumference humorous wave trough arranged spaced apart.
According to one embodiment of present invention, the number of described second punching is greater than the number of described first punching.
According to one embodiment of present invention, described first punching and the second punching are formed by compartment riveting.
According to one embodiment of present invention, the front end of described rotating shaft is provided with riveting press groove, the rear end of described rotating shaft is provided with annular boss, described rotor also comprises riveting ring, described riveting ring set is located in described riveting press groove, described front apron is only against between described riveting ring and described iron core, and described backboard is only against between described annular boss and described iron core.
The motor of embodiment according to a second aspect of the present invention, comprises according to the rotor described in above-described embodiment.
Accompanying drawing explanation
Fig. 1 is the installation diagram of the rotor according to the embodiment of the present invention;
Fig. 2 is the explosive view of the iron core of rotor according to the embodiment of the present invention;
Fig. 3 is the structural representation of the first punching of rotor according to the embodiment of the present invention;
Fig. 4 is the close-up schematic view of A in Fig. 3;
Fig. 5 is according to the structural representation of the second punching of the rotor of the embodiment of the present invention;
Fig. 6 is the close-up schematic view of B in Fig. 5;
Fig. 7 is the installation diagram of the iron core of rotor according to the embodiment of the present invention;
Fig. 8 is the structural representation of the rotating shaft of rotor according to the embodiment of the present invention;
Fig. 9 is the installation diagram of rotating shaft according to the rotor of the embodiment of the present invention and iron core;
Figure 10 is the structural representation of the rotor according to the embodiment of the present invention;
Figure 11 is the structural representation of another angle of rotor according to the embodiment of the present invention.
Reference numeral:
Rotor 100;
Comprise iron core 10; Groove 11; Magnet steel groove 12; Fixed part 121; Notch 122; Magnet isolation tank 123; First punching 14; Through hole 141; Location division 1411; Groove 1412; Humorous wave trough 142; Lightening hole 143; Second punching 15;
Rotating shaft 20; Location notch 21; Riveting press groove 22; Annular boss 23;
Magnet steel 30;
Front apron 40; Louvre 41;
Backboard 50;
Riveting ring 60.
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.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " on ", D score, " left side ", " right side ", " interior ", " outward ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " 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 two or more, 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.
First the rotor 100 according to the embodiment of the present invention is described by reference to the accompanying drawings below in detail.
As shown in Fig. 1 to 11, comprise iron core 10, rotating shaft 20, magnet steel 30 and front apron 40 and backboard 50 according to the rotor 100 of the embodiment of the present invention.
Specifically, iron core 10 has along its axially through groove 11, and iron core 10 is provided with magnet steel groove 12, is provided with fixed part 121 in magnet steel groove 12.Rotating shaft 20 is located in iron core 10 through groove 11, and magnet steel 30 is located in magnet steel groove 12, abutting with magnet steel 30 with fixing magnet steel 30 at least partially of fixed part 121.Front apron 40 and backboard 50 are located at the two ends of iron core 10 respectively with closed iron core 10.
Thus, according to the rotor 100 of the embodiment of the present invention, by arranging fixed part 121 in the magnet steel groove 12 of iron core 10, magnet steel 30 can realize magnet steel 30 fixing in iron core 10 by fixed part 121 after loading in magnet steel groove 12, magnet steel is pinned without the need to embedding, while simplifying assembling process, the problem that the unbalance dynamic avoiding the uneven rotor caused of embedding increases, also substantially reduce the weight of rotor 100, improve the weight controllability of rotor 100, thus reach the effect that rotor 100 vibration and noise are reduced.
It should be noted that, magnet steel in correlation technique is fixed in iron core by bolt, rivet or is located in the magnet steel groove of iron core by embedding, alinco assembled complex structure in correlation technique, and the weight of rotor can be caused greatly to increase by the structure of embedding assembling magnet steel, and high-speed electric expreess locomotive requires higher to the unbalancing value of rotor, the uneven meeting of embedding causes the unbalance dynamic of rotor to increase, the bad control of duplicate removal amount, thus causes motor oscillating, noise large.
And according to the rotor 100 of the embodiment of the present invention, avoid the mode adopting rivet, bolt and embedding assembling magnet steel, adopt and the fixed part 121 can fixing magnet steel 30 is set in magnet steel groove 12, magnet steel 30 is when assembling, only need to insert in magnet steel groove 12, can be fixed in magnet steel groove 12 by fixed part 121, not only easy to assembly, and the problem that embedding can be avoided uneven produces, greatly can also reduce the weight of rotor 100, thus reduce the vibrating noise of rotor 100.
As shown in Figure 8, according to one embodiment of present invention, the front end of rotating shaft 20 is provided with riveting press groove 22, and the rear end of rotating shaft 20 is provided with annular boss 23, and rotor 100 also comprises riveting ring 60, and riveting ring 60 radial riveting is at riveting press groove 22 place.Front apron 40 is only against between riveting ring 60 and iron core 10, and backboard 50 is only against between annular boss 23 and iron core 10.
In other words, iron core 10, front apron 40 and backboard 50 are fixed between the riveting press groove 22 of rotating shaft 20 and annular boss 23 by riveting ring 60.Iron core 10, front apron 40 can not only be fixed by the rotor 100 of this structure together with backboard 50, riveting ring 60 radial riveting is in rotating shaft 20 thus prevent iron core 10, front apron 40, backboard 50 axial endplay, but also decrease the bolt or rivet that pin front apron 40 and backboard 50 and iron core 10, further simplify structure and the assembling process of rotor 100.As shown in Figure 2, according to one embodiment of present invention, iron core 10 comprises multiple first punching 14 and the second punching 15.
Particularly, multiple first punching 14 and the second punching 15 are arranged vertically, and each first punching 14 and the second punching 15 are equipped with through hole 141, and multiple through hole 141 conducting forms groove 11.Each first punching 14 and the second punching 15 are equipped with magnet steel groove 12 corresponding to position, in the magnet steel groove 12 of each first punching 14, are provided with fixed part 121.
In other words, iron core 10 is laminated vertically by multiple first punching 14 and the second punching 15 and forms column structure, the structure broadly similar of the first punching 14 and the second punching 15, each first punching 14 and the second punching 15 are equipped with through hole corresponding to position 141, multiple first punching 14 and the second punching 15 are along the axially-aligned of iron core 10, and multiple through hole 141 mutually conducting forms the groove 11 of the axis of through iron core 10.
Each first punching 14 and the second punching 15 are equipped with magnet steel groove 12, and magnet steel 30 can be located in iron core 10 through the magnet steel groove 12 in each first punching 14 and the second punching 15.First punching 14, for the second punching 15, is provided with fixed part 121 in the magnet steel groove 12 of the first punching 14, and this fixed part 121 can block the magnet steel 30 inserted in magnet steel groove 12, thus is fixed in magnet steel groove 12 by magnet steel 30.
Thus, multiple first punching 14 and the second punching 15 laminate vertically and form iron core 10, and its size, specification and shape the performance needed for rotor 100 can carry out reasonable adjusting, use flexibility strong.
The structure of fixed part 121 is not particularly limited, as long as meet the requirement can blocking magnet steel 30, its concrete structure also can carry out reasonable adjusting according to the concrete shape of magnet steel 30.Alternatively, according to one embodiment of present invention, magnet steel groove 12 is formed as rectangular channel substantially, the double wedge that the inwall that fixed part 121 is formed as protruding from magnet steel groove 12 extends internally, and the end face that double wedge extends internally abuts magnet steel 30.
That is, the cross section of magnet steel 30 is formed as rectangle substantially, and after magnet steel 30 inserts in magnet steel groove 12, the periphery wall of magnet steel 30 abuts the internal perisporium of magnet steel groove 12.The double wedge structure that the internal perisporium that fixed part 121 is formed as protruding from magnet steel groove 12 extends internally, the end face of double wedge is formed as plane, this double wedge structure is equivalent to the space reducing magnet steel groove 12, thus can realize the object blocking magnet steel 30, prevents magnet steel 30 from moving in the axial direction.
Particularly, the internal perisporium on magnet steel groove 12 1 long limits of the first punching 14 is formed with the notch 122 to magnet steel groove 12 extension, double wedge is located in this notch 122, and the distance on another long limit of the end face distance magnet steel groove 12 of double wedge is less than the distance between two long limits, double wedge has certain pliability, can deform under to a certain degree.
Thus, when magnet steel 30 being inserted in the magnet steel groove 12 in the first punching 14, the periphery wall extrusion fixed part 121 of magnet steel 30 makes it be out of shape, magnet steel 30 can be inserted in magnet steel groove 12 smoothly, fixed part 121 applies reaction force to magnet steel 30 simultaneously, thus magnet steel 30 can be fixed in magnet steel groove 12.This fixed part 121 structure is simple, easy to assembly and consistency good.
According to one embodiment of present invention, be respectively equipped with two double wedges in each magnet steel groove 12 of the first punching 14, two double wedges are located on the same side of magnet steel groove 12.Further, two double wedges are symmetrical arranged relative to magnet steel groove 12.Thus, the fixed part 121 of this structure can apply larger active force to magnet steel 30, and active force is even, makes the assembling of magnet steel 30 more firm.
When fixed part 121 is formed as double wedge structure, if fixed part 121 number is too much, then magnet steel 30 can be caused to be difficult to insert the situation of magnet steel groove 12.Consider this technical problem, alternatively, according to one embodiment of present invention, the number of the second punching 15 is greater than the number of the first punching 14.That is, the number being provided with the magnet steel groove 12 of fixed part 121 is less than the number of the magnet steel groove 12 not arranging fixed part 121.Particularly, the number of the second punching 15 can be the several times of the number of the first punching 14, as long as the number of the first punching 14 meets the requirement can fixing magnet steel 30.
Thus, the iron core 10 of this structure can solve fixed part 121 well and too much cause deformation occurring and the problem that can not insert magnet steel 30, also can form certain protection when inserting magnet steel 30 to magnet steel 30,
The molding mode of the first punching 14 and the second punching 15 is also not particularly limited, and in embodiments more of the present invention, the first punching 14 and the second punching 15 are formed by compartment riveting.Particularly, as shown in Figure 2, the quantity of its segmentation can carry out reasonable adjusting according to the length of the performance of motor and iron core 10 to the compartment riveting form of iron core 10.
According to one embodiment of present invention, one end of magnet steel groove 12 is provided with magnet isolation tank 123, and magnet isolation tank 123 is with magnet steel groove 12 conducting and be formed as hollow structure.That is, the magnet isolation tank 123 of this structure, after magnet steel 30 inserts in magnet steel groove 12, without the need to carrying out embedding process, while playing separated magnetic effect, can also alleviate the overall weight of rotor 100.
According to one embodiment of present invention, first punching 14 and the second punching 15 are respectively equipped with multiple magnet steel groove group (not shown), multiple magnet steel groove group is arranged spaced apart along the circumference of the first punching 14 and the second punching 15, and wherein each magnet steel groove group comprises three and is substantially arranged in leg-of-mutton magnet steel groove 12.Thus, the magnet steel groove 12 of this structure can improve the air gap waveform of rotor 100, thus effectively slackens the harmonic content of rotor 100.
Further, according to one embodiment of present invention, the outer peripheral face of each first punching 14 and the second punching 15 is equipped with along its circumference humorous wave trough 142 arranged spaced apart.Particularly, each humorous wave trough 142 extends along the axis of the first punching 14 and the second punching 15, the spaced apart setting on the outer peripheral face of the first punching 14 and the second punching 15 of multiple humorous wave trough 142.Thus, the air gap waveform of rotor 100 can be improved further, thus slacken the harmonic content of rotor 100 further.
In embodiments more of the present invention, between magnet steel groove group and through hole 141, be provided with multiple lightening hole 143 arranged spaced apart along the circumference of the first punching 14 and the second punching 15.Further, front apron 40 and backboard 50 are respectively equipped with louvre 41 that is multiple and lightening hole 143 conducting.Shape and the number of lightening hole 143 are not particularly limited, if louvre 41 meet can with the requirement of lightening hole 143 conducting, also can with lightening hole 143 one_to_one corresponding.
Thus, by arranging lightening hole 143, can improve the heat dispersal situations of rotor 100 while the weight reducing rotor 100 further, louvre 41 can improve the radiating effect of rotor 100, when louvre 41 is better to its radiating effect time corresponding with lightening hole 143.
According to one embodiment of present invention, be provided with the location division 1411 extended in through hole 141 in the through hole 141 of each first punching 14 and the second punching 15, rotating shaft 30 is provided with the location notch 21 with location division 1411 adaptation.Thus, under the rotating shaft 30 of this structure can ensure the prerequisite of its structural strength, improve the consistency of assemble with iron core 10, prevent iron core 10 from circumferentially moving relative to rotating shaft 20, the Assembly stability of raising rotor 100.
Further, be provided with multiple to through hole 141 extension and along the circumference of through hole 141 groove 1412 arranged spaced apart in the through hole 141 of each first punching 14 and the second punching 15.Thus, the stress direction when groove 1412 of this structure can guide iron core 10 and rotating shaft 20 to assemble, prevents rotating shaft 20 be pressed into and cause iron core 10 distortion in the axial direction.
According to the rotor 100 of the embodiment of the present invention when assembling, first punching 14 shaping by compartment riveting and the second punching 15 laminate vertically, and the number of the first punching 14 is less than the number of the second punching 15, and its concrete number is advisable can block magnet steel 30.Then, inserted by magnet steel 30 in the magnet steel groove 12 of the first punching 14 and the second punching 15, magnet steel 30 abuts fixed part 121, and fixed part 121 automatic fastening magnet steel 30, prevents it from moving in the axial direction.Rotating shaft 20 inserted in groove 11, the annular boss 23 of rotating shaft 20 only supports backboard 50, finally by riveting press groove 22 place of riveting ring 60 radial riveting in rotating shaft 20 front end, completes the assembling of rotor 100.
The rotor 100 according to above-described embodiment is comprised according to the motor of the embodiment of the present invention, because rotor 100 according to the above embodiment of the present invention has above-mentioned technique effect, therefore, motor according to the embodiment of the present invention also has corresponding technique effect, namely the weight of rotor 100 is substantially reduced, improve the weight controllability of rotor 100, thus reach the effect that rotor 100 vibration and noise are reduced.
Be known to those skilled in the art according to other structures of the motor of the embodiment of the present invention, be therefore not described in detail.
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 one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this specification or example and different embodiment or example can carry out combining 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 (15)
1. a rotor, is characterized in that, comprising:
Iron core, described iron core has along its axially through groove, and described iron core is provided with magnet steel groove, is provided with fixed part in described magnet steel groove;
Rotating shaft, described rotating shaft is located in described iron core through described groove;
Magnet steel, described magnet steel is located in described magnet steel groove, described fixed part abut with fixing described magnet steel at least partially with described magnet steel; And
Front apron and backboard, described front apron and backboard are located at the two ends of described iron core respectively to close described iron core.
2. rotor according to claim 1, is characterized in that, described iron core comprises:
Multiple first punching and the second punching, multiple described first punching and the second punching are arranged vertically, and each described first punching and the second punching are equipped with through hole, and multiple described through hole conducting forms described groove,
Each described first punching and the second punching are equipped with described magnet steel groove corresponding to position, in the described magnet steel groove of each described first punching, are provided with described fixed part.
3. rotor according to claim 2, is characterized in that, described magnet steel groove is formed as rectangular channel substantially, the double wedge that the inwall that described fixed part is formed as protruding from described magnet steel groove extends internally, and the end face that described double wedge extends internally abuts described magnet steel.
4. rotor according to claim 2, is characterized in that, is respectively equipped with two described double wedges in each described magnet steel groove of described first punching, and two described double wedges are located on the same side of described magnet steel groove.
5. rotor according to claim 2, is characterized in that, one end of described magnet steel groove is provided with magnet isolation tank, described magnet isolation tank and the conducting of described magnet steel groove and be formed as hollow structure.
6. rotor according to claim 2, it is characterized in that, described first punching and the second punching are respectively equipped with multiple described magnet steel groove group, multiple described magnet steel groove group is arranged spaced apart along the circumference of described first punching and the second punching, and wherein each described magnet steel groove group comprises three and is substantially arranged in leg-of-mutton magnet steel groove.
7. rotor according to claim 6, is characterized in that, is provided with multiple lightening hole arranged spaced apart along the circumference of described first punching and the second punching between described magnet steel groove group and described through hole.
8. rotor according to claim 7, is characterized in that, described front apron and backboard is respectively equipped with the louvre of multiple and described lightening hole conducting.
9. rotor according to claim 2, is characterized in that, be provided with the location division extended in described through hole in the described through hole of each described first punching and the second punching, described rotating shaft is provided with the location notch with described location division adaptation.
10. rotor according to claim 2, is characterized in that, is provided with multiple to described through hole extension and along the circumference of described through hole groove arranged spaced apart in the described through hole of each described first punching and the second punching.
11. rotors according to claim 2, is characterized in that, the outer peripheral face of each described first punching and the second punching are equipped with along its circumference humorous wave trough arranged spaced apart.
12. rotors according to claim 2, is characterized in that, the number of described second punching is greater than the number of described first punching.
13. rotors according to claim 2, is characterized in that, described first punching and the second punching are formed by compartment riveting.
14. rotors according to claim 1, it is characterized in that, the front end of described rotating shaft is provided with riveting press groove, the rear end of described rotating shaft is provided with annular boss,
Described rotor also comprises riveting ring, and described riveting ring set is located in described riveting press groove, and described front apron is only against between described riveting ring and described iron core, and described backboard is only against between described annular boss and described iron core.
15. 1 kinds of motors, is characterized in that, comprise the rotor according to any one of claim 1-14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410229175.XA CN105186741A (en) | 2014-05-27 | 2014-05-27 | Motor rotor and motor therewith |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410229175.XA CN105186741A (en) | 2014-05-27 | 2014-05-27 | Motor rotor and motor therewith |
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|---|---|
| CN105186741A true CN105186741A (en) | 2015-12-23 |
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| CN201410229175.XA Pending CN105186741A (en) | 2014-05-27 | 2014-05-27 | Motor rotor and motor therewith |
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| CN112260438A (en) * | 2020-10-13 | 2021-01-22 | 青岛中加特电气股份有限公司 | Motor and rotor thereof |
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| CN115173599A (en) * | 2022-07-25 | 2022-10-11 | 山东超同步智能装备有限公司 | Interpolation type permanent magnet motor rotor, production method thereof and motor using rotor |
| CN117595544A (en) * | 2024-01-18 | 2024-02-23 | 常州市昊升电机股份有限公司 | Motor rotating shaft assembly system and working method thereof |
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| WO2017202001A1 (en) * | 2016-05-27 | 2017-11-30 | 广东美芝制冷设备有限公司 | Rotor, permanent magnet motor having a rotor, and compressor |
| CN106059141A (en) * | 2016-05-27 | 2016-10-26 | 广东美芝制冷设备有限公司 | Rotor, permanent magnet motor with rotor and compressor |
| CN106059141B (en) * | 2016-05-27 | 2019-05-03 | 广东美芝制冷设备有限公司 | Rotor, magneto and compressor with rotor |
| CN106787303A (en) * | 2016-12-23 | 2017-05-31 | 威灵（芜湖）电机制造有限公司 | Rotor assembly and the direct current generator with it |
| CN106787303B (en) * | 2016-12-23 | 2024-01-05 | 威灵（芜湖）电机制造有限公司 | Rotor assembly and direct current motor with same |
| CN107294245A (en) * | 2017-07-03 | 2017-10-24 | 广东威灵电机制造有限公司 | Rotor assembly and motor |
| CN111108664A (en) * | 2017-09-29 | 2020-05-05 | 日立汽车系统株式会社 | Rotor core, rotor, rotating electrical machine, and electric auxiliary machine system for automobile |
| CN109936231A (en) * | 2017-12-15 | 2019-06-25 | Lg电子株式会社 | The rotor assembly of motor |
| CN108616178B (en) * | 2018-06-22 | 2020-11-24 | 珠海格力电器股份有限公司 | Rotor subassembly, motor, car |
| CN108616178A (en) * | 2018-06-22 | 2018-10-02 | 珠海格力电器股份有限公司 | Rotor assembly, motor, automobile |
| CN110875659A (en) * | 2018-08-30 | 2020-03-10 | 广东美芝制冷设备有限公司 | Rotary motor rotor, motor and compressor |
| CN109038898A (en) * | 2018-10-11 | 2018-12-18 | 安徽同华新能源动力股份有限公司 | Rotor |
| CN109217516A (en) * | 2018-11-08 | 2019-01-15 | 珠海格力电器股份有限公司 | Central spindle, rotor, motor and lathe |
| CN111917208A (en) * | 2020-09-02 | 2020-11-10 | 无锡赛盈动力科技有限公司 | Combined magnetic steel of tricycle driving motor and assembly process thereof |
| CN112087083A (en) * | 2020-09-02 | 2020-12-15 | 无锡赛盈动力科技有限公司 | High-efficient tricycle actuating system |
| CN112260438A (en) * | 2020-10-13 | 2021-01-22 | 青岛中加特电气股份有限公司 | Motor and rotor thereof |
| CN112600325A (en) * | 2020-12-10 | 2021-04-02 | 苏州汇川技术有限公司 | Motor direct-pole rotor and permanent magnet synchronous motor |
| CN112600325B (en) * | 2020-12-10 | 2022-06-28 | 苏州汇川技术有限公司 | Motor direct-pole rotor and permanent magnet synchronous motor |
| CN115173599A (en) * | 2022-07-25 | 2022-10-11 | 山东超同步智能装备有限公司 | Interpolation type permanent magnet motor rotor, production method thereof and motor using rotor |
| CN117595544A (en) * | 2024-01-18 | 2024-02-23 | 常州市昊升电机股份有限公司 | Motor rotating shaft assembly system and working method thereof |
| CN117595544B (en) * | 2024-01-18 | 2024-04-09 | 常州市昊升电机股份有限公司 | Motor rotating shaft assembly system and working method thereof |
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