CN207442655U - A kind of improved AC permanent magnetic brushless servomotor - Google Patents
A kind of improved AC permanent magnetic brushless servomotor Download PDFInfo
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- CN207442655U CN207442655U CN201720853486.2U CN201720853486U CN207442655U CN 207442655 U CN207442655 U CN 207442655U CN 201720853486 U CN201720853486 U CN 201720853486U CN 207442655 U CN207442655 U CN 207442655U
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- pedestal
- end cap
- ring
- permanent magnetic
- cage
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Abstract
The utility model discloses a kind of improved AC permanent magnetic brushless servomotors, its structure includes flabellum, inner end cap, pedestal, hook, permanent magnet, stator winding, armature winding, converter, central shaft, end cap, pedestal cooling fin, engine base, cage-type rotor, bearing, fan guard, the outer surface welding hook of pedestal upper end, the inner end cap that passes on left of pedestal is engaged with fan guard, the left end of central shaft coordinates through the inside of cage-type rotor and with bearing clearance, the lower end of pedestal is fitted with pedestal cooling fin, the right end mechanical engagement converter of central shaft, the beneficial effects of the utility model：By installing collector ring on motor, collector ring operationally, protects the conducting wire strain caused by electric current reason to fracture, is hardly damaged equipment to AC permanent magnetic brushless servomotor.
Description
Technical field
The utility model is a kind of improved AC permanent magnetic brushless servomotor, belongs to brushless servo motor field.
Background technology
AC permanent-magnet brushless motor is compared with traditional electrical excitation motor, permanent magnet motor particularly rare earth permanent magnet electricity
Motivation have it is simple in structure, reliable, small, quality is small, loss less, efficient and motor shape and size
Versatile and flexible remarkable advantages can be waited, because application range is extremely wide, almost throughout aerospace, national defence, industrial and agricultural production
With the every field of daily life.
Prior art discloses Application No.：A kind of 87214461 improved AC permanent magnetic brushless servomotor belongs to
In brushless motor field.Suitable for robot, precision machine tool and other similar driving machines that high performance servo is required to control
In structure.For its stator of the motor using the directly cold mode of no machine base outer shell, air gap flux density is rectangular wave, and rotor permanent magnet is rule
Then geometry, and be fixed on bonding mode on rotor.Only there are one photoelectric code disks for the photoelectric encoder of its rotor shaft end.This
For photoelectric encoder tool there are two types of function, one can send out incremental pulse signal, secondly rotor magnetic pole position pulse letter can be sent out
Number.Using the AC permanent magnetic brushless servomotor of this kind of structure, processing and manufacturing difficulty is small, and manufacturing process is reduced, with electronics control
The interface of device processed simplifies, and installation is easy, reduces the manufacture cost of motor.AC permanent magnetic brushless servomotor exists in the prior art
During operation, fracture because electric current reason be easy to cause conducting wire strain, cause the damage of motor, it is extremely inconvenient.
Utility model content
In view of the deficienciess of the prior art, the utility model aim is to provide a kind of modified AC permanent-magnet brushless servo
Motor, with solution, operationally, conducting wire be easy to cause strain and fractures AC permanent magnetic brushless servomotor in the prior art, makes
Into the problem of the damage of motor, extremely inconvenience.
To achieve these goals, the utility model is to realize by the following technical solutions：A kind of modified exchange
Type permanent magnet brushless servo electric motor, structure include flabellum, inner end cap, pedestal, hook, permanent magnet, stator winding, armature around
Group, converter, central shaft, end cap, pedestal cooling fin, engine base, cage-type rotor, bearing, fan guard, the appearance of the pedestal upper end
Face welding hook, the inner end cap that passes on left of the pedestal are engaged with fan guard, and the left end of the central shaft turns through cage modle
The inside of son simultaneously coordinates with bearing clearance, and the lower end of the pedestal is fitted with pedestal cooling fin, the right end machinery of the central shaft
Coordinate converter, the outer surface of the cage-type rotor is equipped with stator winding, and the left end of the bearing is threadedly coupled flabellum, it is described forever
Long magnet is engaged by stator winding with cage-type rotor, and the armature winding is fixed on the right side of cage-type rotor and and permanent magnetic
Iron phase coordinates, and the converter includes ring group permanent-magnet, ring assembly housing, insulating trip, protector, collector ring, conducting ring, described
The outer surface of central shaft right end is flexibly connected through conducting ring, collector ring with protector, and the conducting ring is matched somebody with somebody with current collection czermak space
It closes, is equiped with insulating trip on the outer surface center of the ring assembly housing right end, the ring assembly housing is internally provided with ring group forever
Long magnet.
Further, the left end and being integrated of the right end welding end cap of the pedestal.
Further, there are two the engine base the is set and lower end of upper end welding pedestal.
Further, there are two the end cap is set and inside is equipped with inner end cap.
Further, the fan guard is fixed on by bearing on the outside of the left side of end cap.
Further, the flabellum is equipped with more than two and uniformly the medial gap mounted on fan guard coordinates.
Further, the flabellum is plasticized material for rubber, is not easily broken.
Further, the collector ring is mutually parallel with conducting ring.
The beneficial effects of the utility model：By installing collector ring on motor, collector ring is brushless to AC permanent-magnet to be watched
It takes motor operationally, the conducting wire strain caused by electric current reason is protected to fracture, is hardly damaged equipment.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model
Sign, objects and advantages will become more apparent upon：
Fig. 1 is a kind of structure diagram of improved AC permanent magnetic brushless servomotor of the utility model.
Fig. 2 is a kind of structure diagram of the collector ring of improved AC permanent magnetic brushless servomotor of the utility model.
In figure：Flabellum -1, inner end cap -2, pedestal -3, hook -4, permanent magnet -5, stator winding -6, armature winding -7,
Converter -8, central shaft -9, end cap -10, pedestal cooling fin -11, engine base -12, cage-type rotor -13, bearing -14, fan guard -
15th, permanent magnet -801, ring assembly housing -802, insulating trip -803, protector -804, collector ring -805, conducting ring -806.
Specific embodiment
Technical means, creative features, achievable purpose and effectiveness to realize the utility model are easy to understand, below
With reference to specific embodiment, the utility model is expanded on further.
It please refers to Fig.1 and Fig. 2, the utility model provides a kind of improved AC permanent magnetic brushless servomotor technical side
Case：Its structure include flabellum 1, inner end cap 2, pedestal 3, hook 4, permanent magnet 5, stator winding 6, armature winding 7, converter 8,
Central shaft 9, end cap 10, pedestal cooling fin 11, engine base 12, cage-type rotor 13, bearing 14, fan guard 15,3 upper end of pedestal
Outer surface welding hook 4, the inner end cap 2 that passes on left of the pedestal 3 is engaged with fan guard 15, the left end of the central shaft 9
Through the inside of cage-type rotor 13 and with 14 clearance fit of bearing, the lower end of the pedestal 3 is fitted with pedestal cooling fin 11, described
The right end mechanical engagement converter 8 of central shaft 9, the outer surface of the cage-type rotor 13 are equipped with stator winding 6, the bearing 14
Left end is threadedly coupled flabellum 1, and the permanent magnet 5 is engaged by stator winding 6 with cage-type rotor 13, the armature winding 7
It is fixed on the right side of cage-type rotor 13 and is engaged with permanent magnet 5, the converter 8 includes ring group permanent-magnet 801, ring group
Shell 802, insulating trip 803, protector 804, collector ring 805, conducting ring 806, the outer surface of 9 right end of central shaft pass through
Conducting ring 806, collector ring 805 are flexibly connected with protector 804, the conducting ring 806 and 805 clearance fit of collector ring, described
Insulating trip 803 is equiped on the outer surface center of 802 right end of ring assembly housing, the ring assembly housing 802 is internally provided with ring group
Permanent magnet 801, the pedestal 3 right end welding end cap 10 left end and being integrated, the engine base 12 set there are two and on
End welding pedestal 3 lower end, the end cap 10 set there are two and inside be equipped with inner end cap 2, the fan guard 15 passes through bearing
14 are fixed on the outside of the left side of end cap 10, and the flabellum 1 is equipped with more than two and is uniformly mounted between the inside of fan guard 15
Gap coordinates, and the flabellum 1 is plasticized material for rubber, is not easily broken, the collector ring 805 is mutually parallel with conducting ring 806.
User of service should first check AC permanent magnetic brushless servomotor when using AC permanent magnetic brushless servomotor
Whether damage, after confirmation, you can the central shaft 9 on AC permanent magnetic brushless servomotor is passed through and is mounted on converter 8,
When penetrating installation, damage of the careful central shaft to collector ring 805 and conducting ring 806 is answered, it is brushless in AC permanent-magnet after installation is complete
When servomotor is run, the collector ring 805 in converter 8 can lead the electric current of AC permanent magnetic brushless servomotor
It is logical, and protect AC permanent magnetic brushless servomotor.
Converter 8 described in this patent is also conducting ring, slip ring, collecting ring, collector ring etc., it can be used in any requirement
While continuous rotation, and needs are transmitted from fixed position to rotation position in the Mechatronic Systems of power supply and signal, and slip ring can
System performance is improved, simplied system structure avoids conducting wire from causing to sprain in rotary course；The permanent magnet 5 is i.e. permanent
Property magnet, there is wide hysteresis loop, high-coercive force, high remanent magnetism, magnetic material, also known as permanent magnetism can be kept constant once magnetization
Material, hard magnetic material, in, the second quadrant demagnetization portion of the auspicious loop line of magnetic after permanent magnet works in depth magnetic saturation and magnetizes
Point.
The utility model component flabellum 1, inner end cap 2, pedestal 3, hook 4, permanent magnet 5, stator winding 6, armature winding
7th, converter 8, central shaft 9, end cap 10, pedestal cooling fin 11, engine base 12, cage-type rotor 13, bearing 14, fan guard 15, permanent
Magnet 801, ring assembly housing 802, insulating trip 803, protector 804, collector ring 805, conducting ring 806, be universal standard part or
The component that those skilled in the art know, structure and principle all can be learnt or be passed through by technical manual for this technology personnel
Routine experiment method knows that the utility model solves the problems, such as that AC permanent magnetic brushless servomotor is being run in the prior art
When, conducting wire be easy to cause strain and fractures, and fractures because electric current reason be easy to cause conducting wire strain, extremely inconvenient, the utility model leads to
Being combined with each other for above-mentioned component is crossed, collector ring operationally, protects because electric current reason is made AC permanent magnetic brushless servomotor
Into conducting wire strain fracture, be hardly damaged equipment, it is described in detail below：
The outer surface of 9 right end of central shaft is flexibly connected through conducting ring 806, collector ring 805 with protector 804, institute
Conducting ring 806 and 805 clearance fit of collector ring are stated, is equiped on the outer surface center of 802 right end of ring assembly housing absolutely
Embolium 803, the ring assembly housing 802 are internally provided with ring group permanent-magnet 801.
The basic principle of the utility model and main feature and the advantages of the utility model has been shown and described above, for
For those skilled in the art, it is clear that the utility model is not limited to the details of above-mentioned exemplary embodiment, and without departing substantially from this
In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute
Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent requirements of the claims
All changes are embraced therein.Any reference numeral in claim should not be considered as to the involved right of limitation
It is required that.
Moreover, it will be appreciated that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
Using specification as an entirety, the technical solutions in each embodiment can also be properly combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (6)
1. a kind of improved AC permanent magnetic brushless servomotor, structure includes flabellum (1), inner end cap (2), pedestal (3), extension
Hook (4), permanent magnet (5), stator winding (6), armature winding (7), converter (8), central shaft (9), end cap (10), pedestal dissipate
Backing (11), engine base (12), cage-type rotor (13), bearing (14), fan guard (15), it is characterised in that：
The outer surface welding hook (4) of pedestal (3) upper end, the pedestal (3) pass on left inner end cap (2) and fan guard
(15) be engaged, the left end of the central shaft (9) through the inside of cage-type rotor (13) and with bearing (14) clearance fit, it is described
The lower end of pedestal (3) is fitted with pedestal cooling fin (11), the right end mechanical engagement converter (8) of the central shaft (9), the cage
The outer surface of type rotor (13) is equipped with stator winding (6), and the left end of the bearing (14) is threadedly coupled flabellum (1), described permanent
Magnet (5) is engaged by stator winding (6) with cage-type rotor (13), and the armature winding (7) is fixed on cage-type rotor (13)
Right side and be engaged with permanent magnet (5)；
The converter (8) include ring group permanent-magnet (801), ring assembly housing (802), insulating trip (803), protector (804),
Collector ring (805), conducting ring (806), the outer surface of central shaft (9) right end pass through conducting ring (806), collector ring (805)
It is flexibly connected with protector (804), the conducting ring (806) and collector ring (805) clearance fit, the ring assembly housing (802)
Insulating trip (803) is equiped on the outer surface center of right end, the ring assembly housing (802) is internally provided with ring group permanent-magnet
(801)。
2. a kind of improved AC permanent magnetic brushless servomotor according to claim 1, it is characterised in that：The pedestal
(3) left end and being integrated of right end welding end cap (10).
3. a kind of improved AC permanent magnetic brushless servomotor according to claim 1, it is characterised in that：The engine base
(12) there are two the setting and lower end of upper end welding pedestal (3).
4. a kind of improved AC permanent magnetic brushless servomotor according to claim 1, it is characterised in that：The end cap
(10) there are two setting and inside is equipped with inner end cap (2).
5. a kind of improved AC permanent magnetic brushless servomotor according to claim 1, it is characterised in that：The fan
Cover (15) is fixed on by bearing (14) on the outside of the left side of end cap (10).
6. a kind of improved AC permanent magnetic brushless servomotor according to claim 1, it is characterised in that：The flabellum
(1) it is equipped with more than two and uniformly the medial gap mounted on fan guard (15) coordinates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720853486.2U CN207442655U (en) | 2017-07-14 | 2017-07-14 | A kind of improved AC permanent magnetic brushless servomotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720853486.2U CN207442655U (en) | 2017-07-14 | 2017-07-14 | A kind of improved AC permanent magnetic brushless servomotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207442655U true CN207442655U (en) | 2018-06-01 |
Family
ID=62396277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720853486.2U Active CN207442655U (en) | 2017-07-14 | 2017-07-14 | A kind of improved AC permanent magnetic brushless servomotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207442655U (en) |
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2017
- 2017-07-14 CN CN201720853486.2U patent/CN207442655U/en active Active
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