CN207835197U - A kind of rotor and sewing machine energy-saving electric machine and sewing machine with the rotor - Google Patents
A kind of rotor and sewing machine energy-saving electric machine and sewing machine with the rotor Download PDFInfo
- Publication number
- CN207835197U CN207835197U CN201820249483.2U CN201820249483U CN207835197U CN 207835197 U CN207835197 U CN 207835197U CN 201820249483 U CN201820249483 U CN 201820249483U CN 207835197 U CN207835197 U CN 207835197U
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- China
- Prior art keywords
- rotor
- sewing machine
- electric machine
- shaft
- magnetic shoe
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Abstract
The utility model creates a kind of disclosed rotor and sewing machine energy-saving electric machine and sewing machine with the rotor, the rotor includes shaft and the rotor subject that is arranged in shaft, and the rotor subject includes several magnetic shoes of the inner circular core being formed by stacking by multi-disc ring segment and the periphery EDS maps in the inner circular core.Ring segment can be punched making, be then superimposed together and circularize inner core, can overlap different length as needed in practical application, have advantage simple in structure, easily manufactured.
Description
【Technical field】
The invention is related to rotor and motor and sewing machine.
【Background technology】
Present motor rotor construction is complicated, for some application scenarios of less demanding, can carry out simplification completely and set
Meter, to reduce manufacturing cost.Particularly with some asynchronous AC motors, stator can generate the magnetic field of alternation, and rotor can be with
It further carries out simplifying design.In addition, the rotor subject that existing rotor generally comprises shaft and is located in shaft, rotor master
One is being integrally formed with shaft, one is individually making cylinder and then being sleeved in shaft, either where there are two types of ways for body,
Kind method, processing trouble, of high cost, effect is poor.Further more, existing rotor is once made, length has just been fixed, Bu Nenggen
According to needing to be adjusted, the magnetic shoe of different length is not adapted to.
【Invention content】
To solve the above problems, the invention provides a kind of rotor, the motor rotor construction letter of the invention
Single, easily fabricated, adjustment length is convenient when manufacture.The invention simultaneously provides a kind of motor including the invention turn
The sewing machine energy-saving electric machine and sewing machine of son.
The invention is achieved through the following technical solutions：
A kind of rotor, the rotor 1 include shaft 11 and the rotor subject 12 being arranged in shaft 11, institute
It includes the inner circular core 121 being formed by stacking by multi-disc ring segment and in the periphery of the inner circular core 121 to state rotor subject 12
Several magnetic shoes 122 of EDS maps.
Preferably, it is further defined to：The shape of the cross section of the magnetic shoe 122 is thick middle both sides
Thin, all magnetic shoes 122 surround circular ring shape, and bar-shaped trough 100 is formed between adjacent magnetic shoe 122, more on rotor subject 12
A bar-shaped trough 100 is distributed intermittently around inner circular core 121.
Preferably, it is further defined to：All ring segments are closed circular annular.
Preferably, it is further defined to：The magnetic shoe 122 includes extrados 1221 and intrados 1222,
Arc rib 1223 is equipped between the extrados 1221 and intrados 1222.
Preferably, it is further defined to：The magnetic shoe 122 is big along the length of the axis direction of rotor
In the magnetic shoe 122 along its circumferential length.
A kind of sewing machine energy-saving electric machine including above-mentioned rotor, including electric machine casing 2, in the electric machine casing 2
Equipped with the rotor 1 and stator 3, one end of the shaft 11 of the rotor 1 reaches outside the electric machine casing 2.
It is further defined to：The electric machine casing 2 includes the cylinder 21 of both ends open and is arranged at 21 both ends of the cylinder
The drive end bearing bracket 22 and rear end cap 23 for closing off 21 both ends open of the cylinder, one end of the shaft 11 reaches drive end bearing bracket
Outside 22 and it is connected with the belt pulley 4 that power is provided to sewing machine, the other end of the shaft 11 reaches outside rear end cap 23 and connects
It is connected to the radiator fan 5 for rotating and rotating with shaft 11, is provided with back casing 6 at the rear end cap 23, at the radiator fan 5
In in the back casing 6, the end face of the back casing 6 is provided with heat emission hole.
A kind of sewing machine including above-mentioned rotor, including workbench 901 are provided with sewing on the workbench 901
Owner's body 902 is provided with suture needle 903 on the sewing machine main body 902, and the sewing machine further includes to the sewing machine main body
902 provide the electrical motor of sewing machine 904 of power, and the electrical motor of sewing machine 904 includes electric machine casing 2, is equipped in the electric machine casing 2
Stator and the rotor 1.
Compared with the existing technology, it is the advantages of the invention：
1, a kind of rotor of the invention, including shaft and the rotor subject that is arranged in shaft, described turn
Sub- main body include the inner circular core being formed by stacking by multi-disc ring segment and the inner circular core periphery EDS maps it is several
Magnetic shoe.Ring segment can be punched making, be then superimposed together and circularize inner core, can be according to the length of different magnetic shoes in practical application
The ring segment of different number is spent and overlapped, there is advantage simple in structure, easily manufactured.
2, being further improved as a kind of rotor of the invention, during the shape of the cross section of the magnetic shoe is
Between thick both sides it is thin, all magnetic shoes surround circular ring shape, and bar-shaped trough is formed between adjacent magnetic shoe, multiple on rotor subject
Shape slot is distributed intermittently around inner circular core.The thin magnetic shoe in thick middle both sides can keep stronger in the case where saving material as possible
Magnetism, have the advantages that at low cost；There is bar-shaped trough between magnetic shoe, when magnetic shoe is bonded on inner circular core, the bar shaped
Slot can be used as the slot for accommodating glue so that between magnetic shoe, the combination of magnetic shoe and inner circular core it is even closer.
3, being further improved as a kind of rotor of the invention, the magnetic shoe includes extrados and inner arc
Face is equipped with arc rib between the extrados and intrados.In the technical process that magnetic shoe is bonded in inner circular core by reality, adopt
A kind of method is：Magnetic shoe is distributed in line first on the table, the extrados is contacted with work top, then
Magnetic shoe is bonded on the circumferential surface of inner circular core by inner circular core or the shaft for being assembled with inner circular core along above-mentioned straight-line rolling.
In this technical process, the extrados of arc contributes to magnetic shoe itself to carry out rotation adjustment, consequently facilitating docked with inner circular core,
To preferably be adhered on inner circular core；Arc rib makes the interference between magnetic shoe few, avoids influencing each other.
【Description of the drawings】
Fig. 1 is the stereoscopic schematic diagram of the rotor of the invention；
Fig. 2 is the exploded perspective view of the rotor of the invention；
Fig. 3 is the enlarged diagram at the A of Fig. 2；
Fig. 4 is the stereoscopic schematic diagram of the sewing machine energy-saving electric machine of the invention；
Fig. 5 is the exploded perspective view of the sewing machine energy-saving electric machine of the invention.
Fig. 6 is the structural schematic diagram of the sewing machine of the invention.
【Specific implementation mode】
1 to 6 pair of the invention is further described below in conjunction with the accompanying drawings：
A kind of rotor, the rotor 1 include shaft 11 and the rotor subject 12 that is arranged in shaft 11, described turn
Sub- main body 12 includes the inner circular core 121 being formed by stacking by multi-disc ring segment and divides in the peripheral surface of the inner circular core 121
Several magnetic shoes 122 of cloth.Ring segment can be punched making, be then superimposed together and circularize inner core 121, can root in practical application
Different length is overlapped according to needs, and there is advantage simple in structure, easily manufactured.
The shape of the cross section of the magnetic shoe 122 is that thick middle both sides are thin, and all magnetic shoes 122 surround circular ring shape, adjacent
Magnetic shoe 122 between be formed with bar-shaped trough 100, multiple bar-shaped troughs 100 on rotor subject 12 are intermittently around inner circular core 121
Distribution.The thin magnetic shoe 122 in thick middle both sides can keep stronger magnetism in the case where saving material as possible, have at low cost
Advantage；There is bar-shaped trough 100 between magnetic shoe 122, when magnetic shoe 122 to be bonded on inner circular core 121, the bar-shaped trough 100 can
As the slot for accommodating glue so that between magnetic shoe 122, the combination of magnetic shoe 122 and inner circular core 121 it is even closer.
All ring segments are closed circular annular.The ring segment manufacture of circular ring shape is more convenient.
The magnetic shoe 122 includes extrados 1221 and intrados 1222, between the extrados 1221 and intrados 1222
Equipped with arc rib 1223.Magnetic shoe 122 is bonded in the technical process of inner circular core 121 in reality, a kind of method of use is：
Magnetic shoe 122 is distributed on the table in line first, the extrados 1221 is contacted with work top, then will be in annular
Magnetic shoe 122 is bonded in the circumferential surface of inner circular core 121 along above-mentioned straight-line rolling by core 121 or the shaft for being assembled with inner circular core 121
On.In this technical process, the extrados 1221 of arc contributes to magnetic shoe 122 itself to carry out rotation adjustment, consequently facilitating with
Inner circular core 121 docks, to preferably be adhered on inner circular core 121；Arc rib 1223 makes the interference between magnetic shoe 122
It is few, it avoids influencing each other.
In order to save material, the magnetic shoe 122 is more than the magnetic shoe 122 along it along the length of the axis direction of rotor
Circumferential length.There is stronger magnetism under identical material using the magnetic shoe 122 of the structure.
It is a kind of sewing machine energy-saving electric machine of the rotor including above structure below：
A kind of sewing machine energy-saving electric machine, including electric machine casing 2, be equipped in the electric machine casing 2 rotor 1 with
And stator 3, one end of the shaft 11 of the rotor 1 reach outside the electric machine casing 2.A kind of sewing of the invention
Machine energy-saving electric machine, it is simple in structure, it is easily manufactured.
For the ease of manufacturing and radiating, the electric machine casing 2 includes the cylinder 21 of both ends open and is arranged in the cylinder
The drive end bearing bracket 22 and rear end cap 23 for closing off 21 both ends open of the cylinder at 21 both ends, one end of the shaft 11 reaches
Drive end bearing bracket 22 is outer and is connected with the belt pulley 4 that power is provided to sewing machine, and the other end of the shaft 11 reaches rear end cap 23
Outside and it is connected with the radiator fan 5 for rotating and rotating with shaft 11, back casing 6, the heat dissipation are provided at the rear end cap 23
Fan 5 is in the back casing 6, and the end face of the back casing 6 is provided with heat emission hole.
It is a kind of sewing machine of the rotor including above structure below：
The sewing machine includes workbench 901, and sewing machine main body 902, the sewing are provided on the workbench 901
Suture needle 903 is provided on owner's body 902, the sewing machine further includes the sewing machine that power is provided to the sewing machine main body 902
Motor 904, the electrical motor of sewing machine 904 include electric machine casing 2, and stator and the rotor are equipped in the electric machine casing 2
1。
Claims (8)
1. a kind of rotor, the rotor (1) includes the rotor subject of shaft (11) and setting in shaft (11)
(12), it is characterised in that：The rotor subject (12) include the inner circular core (121) being formed by stacking by multi-disc ring segment and
Several magnetic shoes (122) of the periphery EDS maps of the inner circular core (121).
2. a kind of rotor according to claim 1, it is characterised in that：The shape of the cross section of the magnetic shoe (122)
Thin for thick middle both sides, all magnetic shoes (122) surround circular ring shape, and bar-shaped trough is formed between adjacent magnetic shoe (122)
(100), multiple bar-shaped troughs (100) on rotor subject (12) are distributed intermittently around inner circular core (121).
3. a kind of rotor according to claim 1, it is characterised in that：All ring segments are closed circular annular.
4. a kind of rotor according to claim 1, it is characterised in that：The magnetic shoe (122) includes extrados
(1221) and intrados (1222) arc rib (1223), is equipped between the extrados (1221) and intrados (1222).
5. a kind of rotor according to claim 1, it is characterised in that：Axis of the magnetic shoe (122) along rotor
The length in line direction is more than the magnetic shoe (122) along its circumferential length.
6. a kind of sewing machine energy-saving electric machine including a kind of rotor described in any claim in claim 1 to 5,
It is characterized in that：Including electric machine casing (2), the rotor (1) and stator (3), institute are equipped in the electric machine casing (2)
The one end for stating the shaft (11) of rotor (1) reaches the electric machine casing (2) outside.
7. sewing machine energy-saving electric machine according to claim 6, it is characterised in that：The electric machine casing (2) includes that both ends are opened
Mouthful cylinder (21) and be arranged the cylinder (21) both ends the drive end bearing bracket for closing off the cylinder (21) both ends open
(22) and rear end cap (23), one end of the shaft (11) reaches drive end bearing bracket (22) outside and is connected with provides power to sewing machine
Belt pulley (4), the other end of the shaft (11) reach rear end cap (23) outside and be connected with shaft (11) rotate and turn
Dynamic radiator fan (5) is provided with back casing (6) at the rear end cap (23), and the radiator fan (5) is in the back casing
(6) in, the end face of the back casing (6) is provided with heat emission hole.
8. a kind of sewing machine including a kind of rotor described in any claim in claim 1 to 5, feature exist
In：Including workbench (901), sewing machine main body (902), the sewing machine main body (902) are provided on the workbench (901)
On be provided with suture needle (903), the sewing machine further includes the electrical motor of sewing machine that power is provided to the sewing machine main body (902)
(904), the electrical motor of sewing machine (904) includes electric machine casing (2), and stator and the motor are equipped in the electric machine casing (2)
Rotor (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820249483.2U CN207835197U (en) | 2018-02-10 | 2018-02-10 | A kind of rotor and sewing machine energy-saving electric machine and sewing machine with the rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820249483.2U CN207835197U (en) | 2018-02-10 | 2018-02-10 | A kind of rotor and sewing machine energy-saving electric machine and sewing machine with the rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207835197U true CN207835197U (en) | 2018-09-07 |
Family
ID=63397870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820249483.2U Expired - Fee Related CN207835197U (en) | 2018-02-10 | 2018-02-10 | A kind of rotor and sewing machine energy-saving electric machine and sewing machine with the rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207835197U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108173366A (en) * | 2018-02-10 | 2018-06-15 | 中山市科艺电机有限公司 | A kind of rotor and the sewing machine energy-saving electric machine and sewing machine with the rotor |
-
2018
- 2018-02-10 CN CN201820249483.2U patent/CN207835197U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108173366A (en) * | 2018-02-10 | 2018-06-15 | 中山市科艺电机有限公司 | A kind of rotor and the sewing machine energy-saving electric machine and sewing machine with the rotor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180907 Termination date: 20200210 |