CN205792054U - A kind of decelerator with encoder - Google Patents
A kind of decelerator with encoder Download PDFInfo
- Publication number
- CN205792054U CN205792054U CN201620535752.2U CN201620535752U CN205792054U CN 205792054 U CN205792054 U CN 205792054U CN 201620535752 U CN201620535752 U CN 201620535752U CN 205792054 U CN205792054 U CN 205792054U
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- CN
- China
- Prior art keywords
- circle
- encoder
- rotor
- rolling element
- stator
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Abstract
The utility model discloses a kind of decelerator with encoder, at least include stator circle, output circle, rotor circle and the encoder being arranged concentrically, described stator circle is provided with the read head of described encoder, described rotor circle is provided with the code-disc of described encoder, it is provided with radial rolling element between described stator circle and rotor circle, and described output circle is provided with the storage tank for housing described radial rolling element；The surface that described stator circle contacts with radial rolling element is provided with groove, and the surface that described rotor circle contacts with radial rolling element is provided with peak portion and valley；Motor obtain electric after stationary part produce magnetically-actuated rotor portion rotate, described rotor circle drives described output circle to be rotated in deceleration by deceleration part in rotary course；Meanwhile, the code-disc of described encoder is followed described rotor circle and is rotated together, and the read head of described encoder reads the positional information of described code-disc, thus obtains accurate positional information.
Description
Technical field
This utility model relates to a kind of motor, is specifically related to a kind of motor with deceleration.
Background technology
Current existing motor realizes deceleration, is mostly utilized in the additional decelerator of outside motor
Structure, but this structure causes volume after an additional decelerator to become big, installs inconvenience, and
Cannot realize hollow structure, particularly robot field, robot field is strongly required have hollow machine
Structure.It addition, for needing the motor of control accurate to movement position typically (to be compiled by position feedback elements
Code device) realize so that motor has position feedback accurately.But increase position feedback is being set
The volume of element (encoder) motor afterwards can increase further.
Utility model content
The purpose of this utility model is to subtract for above-mentioned technical problem proposition one is integrated in self structure
Speed device and the decelerator with encoder of position feedback function.
The technical scheme that the above-mentioned technical problem of this utility model solution is used is: one is with encoder to be subtracted
Electric motor with speed, at least includes stator circle, output circle, rotor circle and the encoder being arranged concentrically, described
Stator circle is provided with the read head of described encoder and the stator winding of motor, and described rotor circle is provided with institute
State the code-disc of encoder and the rotor magnetic steel of motor or rotor windings, described rotor circle and output circle
Between be provided with the first rolling element, be provided with the second rolling element between described stator circle and output circle, described
It is provided with radial rolling element between stator circle and rotor circle, and described output circle is provided with for accommodating described
The storage tank of radial rolling element；The surface that described stator circle contacts with radial rolling element is provided with groove,
The surface that described rotor circle contacts with radial rolling element is provided with peak portion and valley；Described radial rolling element,
Groove, peak portion and valley constitute the deceleration part of motor；Motor obtain electric after stationary part produce magnetic force
Driving rotor portion rotates, and described rotor circle drives described output circle by deceleration part in rotary course
It is rotated in deceleration；Meanwhile, the code-disc of described encoder is followed described rotor circle and is rotated together, described coding
The read head of device reads the positional information of described code-disc, thus obtains accurate positional information.
In this utility model, described stator circle offers for housing described rotor circle and the chamber of output circle
Room, the code disc loading of described encoder is located at the axial end portion of described rotor circle, the read head of described encoder
Interior and with described encoder the code-disc of chamber being installed in described stator circle is oppositely arranged.
In this utility model, described stator winding and rotor windings or rotor magnetic steel and described stator
Circle concentric is laid, and forms the electric motor structure of radial flux.
In this utility model, described stator winding and rotor windings or rotor magnetic steel are dish configuration,
Form the electric motor structure of axial magnetic flux.In this utility model, described first rolling element is cylinder rolling
Kinetoplast or spherical rolling body.
In this utility model, described second rolling element is cylinder rolling element or tapered roller body.
In this utility model, described second rolling element by space crossings and at right angles to each other in the way of arrange
Row so that described stator circle, the second rolling element, output circle form a cross roller bearing.
In this utility model, described radial rolling element includes at least a line sliding part or rolling member.
In this utility model, described sliding part or rolling member are needle roller, ball or roller.
In this utility model, described stator circle is provided with the stator connecting portion for connecting external structure, institute
State output circle and be provided with the output connecting portion for connecting external structure.
In this utility model, described stator circle is provided with axial centre opening, it is achieved the hollow knot of motor
Structure.
This utility model constitutes the electricity that slows down with encoder by arranging slowing-down structure on the body of motor
Motivation so that motor need not the external decelerator of additional configuration to realize speed-down action, with encoder
Decelerator is than traditional motor acceleration and deceleration device more compact structure, and volume is less, and weight is lighter, with
Time encoder is set accurately obtains accurate position and feed back by being arranged on motor interior, and permissible
Realize hollow structure, be more suitably applied to some and want cube little and have the application of hollow structure, special
It not to apply in the structures such as joint of robot, lathe rotation portion, electric motor car rotation portion；Lead to simultaneously
Cross stator structure and the rotor structure using dish configuration, can apply to wind-powered electricity generation industry, improve adaptation
Property.
Accompanying drawing explanation
Fig. 1 is the structural representation of the decelerator with encoder in this utility model one embodiment；
Fig. 2 is the sectional structure schematic diagram of the stator circle in this utility model one embodiment；
Fig. 3 is the side-looking structural representation of the stator circle in this utility model one embodiment；
Fig. 4 is the sectional structure schematic diagram of the rotor circle in this utility model one embodiment；
Fig. 5 is the side-looking structural representation of the rotor circle in this utility model one embodiment.
Detailed description of the invention
In order to be illustrated more clearly that the technical solution of the utility model, below in conjunction with drawings and Examples, right
The technical solution of the utility model is further elaborated, it should be apparent that, describe below only
Embodiments more of the present utility model, for those of ordinary skill in the art, are not paying creativeness
On the premise of work, it is also possible to obtain other embodiment according to these embodiments.
Referring to figs. 1 through Fig. 5, a kind of decelerator with encoder, at least include the stator being arranged concentrically
Circle 30, output circle 20, rotor circle 10 and the encoder for accurate position feedback, stator circle 30 sets
There is the read head 04 of encoder and for constituting the stator winding 02 of the stationary part of motor, rotor circle
10 code-discs 03 being provided with encoder and for constituting rotor magnetic steel or the rotor of the rotor portion of motor
Winding 01.The code-disc 03 of encoder is corresponding with the installation site of read head 04, and read head 04 can be accurate
True sense code-disc 03 shift in position.It is provided with the first rolling between rotor circle 10 and output circle 20
Element 50 so that rotor circle 10 and the output circle 20 of motor are configured to one by the first rolling element 50
Individual bearing arrangement；It is provided with the second rolling element 51, determining of motor between stator circle 30 and output circle 20
Subloop 30 and output circle 20 are configured to a bearing arrangement by the second rolling element 51.Stator circle 30
And it is provided with radial rolling element 40 between rotor circle 10, and exports circle 20 and be provided with and roll for accommodating radial direction
The storage tank of dynamic element 40；The surface that stator circle 30 contacts with radial rolling element 40 is provided with groove, turns
The surface that subloop 10 contacts with radial rolling element 40 is provided with peak portion 14 and valley 15；Preferably, rotor
The surface that circle 10 contacts with radial rolling element 40 is at least provided with two groups of peaks portion 14 and valley 15；Radially rolling
Dynamic element 40, groove, peak portion 14 and valley 15 constitute the deceleration part of motor；Motor obtain electric after
Stationary part produces magnetically-actuated rotor portion and rotates, and rotor circle 10 passes through deceleration part in rotary course
Drive output circle 20 to do undaform to be rotated in deceleration, it is achieved the deceleration to motor output.Meanwhile, stator circle
The inner surface of 30 is provided with the encoder count head installation site 303 of the read head 04 for installing encoder,
The external peripheral surface of rotor circle 10 is configured with the encoder code disc of the code-disc 03 for installing encoder and installs
Position 16；When the stationary part of motor and rotor portion motion for the relative rotation, the code-disc 03 of encoder
Following rotor circle 10 to rotate together, the read head 04 being installed in the encoder on stator circle 30 reads code-disc
The positional information of 03, thus obtain accurate positional information.Further, in systems, encoder can be by
The information that read head 04 obtains is uploaded to the control unit of system by wired or wireless path, so that
Obtain system control unit and accurately understand the running status of decelerator.Preferably, stator circle 30 and radial direction
The surface of rolling element 40 contact is uniformly laid with groove 302, optimizes the deceleration of deceleration part further
Effect.
Concrete, stator circle 30 offers for housing rotor circle 10 and the chamber of output circle 20, rotor
Circle 10 and output circle 20 are installed in the chamber of stator circle 30, and the code-disc 03 of encoder is installed in rotor
The axial end portion towards chamber of circle 10, the read head 04 of encoder is installed in the chamber of stator circle 30
And be oppositely arranged with the code-disc 03 of encoder.When rotor circle 10 relative stator circle 30 rotates, code-disc 03
Follow rotor circle 10 to rotate, read head 04 readout code being fixedly installed on the chamber inner wall of stator circle 30
The rotation information of dish 03, thus obtain accurate position feedback.
Preferably, stator winding 02 and rotor magnetic steel or rotor windings 01 and stator circle 30 concentric
Lay, i.e. stator circle 30, output circle 20, rotor circle 10, stator winding 02 and rotor magnetic steel or
The rotor windings 01 sequentially coaxially heart is set-located, and the magnetic line of force is vertical with the rotation direction of rotor circle 10,
Form the electric motor structure of radial flux.
In one embodiment, the first rolling element 50 is cylinder rolling element or spherical rolling body.By
Typically being not subject to axial force when rotor circle 10 is in application, rotor circle 10 and the output circle 20 of motor lead to
Cross the bearing arrangement that the first rolling element 50 is configured to and be generically configured to deep groove ball bearing, needle bearing or
Cylinder roller bearing.
In one embodiment, the second rolling element 51 is cylinder rolling element or tapered roller body.Electricity
The output circle 20 of motivation typically will bear axial force, and stator circle 30 and the output circle 20 of motor pass through
Second rolling element 51 is configured to bearing arrangement and is generically configured to thrust bearing.Preferred second rolling element
51 by space crossings and at right angles to each other in the way of arrange so that stator circle the 30, second rolling element 51,
Output circle 20 one cross roller bearing of formation.
In one embodiment, radial rolling element 40 includes at least a line sliding part or rolling member, sliding
Moving part or rolling member are needle roller, ball or roller.Preferably, radial rolling element 40 is slided by two rows
Part or rolling member are constituted.
In one embodiment, for realizing the connection of decelerator with encoder and external structure,
Stator circle 30 is provided with the stator connecting portion 301 for connecting external structure, and output circle 20 is provided with for connecting
The output connecting portion 201 of external structure.Concrete, the stator connecting portion 301 of the stator circle 30 of motor
Generally along stator circle 30 profile equally distributed connection through hole, the output connecting portion 201 of output circle 20
Generally it is arranged on the screwed hole on output circle 20.
In one embodiment, stator circle 30 is provided with axial centre opening, it is achieved the hollow knot of motor
Structure, by arrange axial centre opening decelerator with encoder can be applied to joint of robot,
In the structures such as lathe rotation portion, electric motor car rotation portion.Concrete, the diameter of this axial centre opening
Size arranges flexibly, and maximum can be the 90% of the external diameter of stator circle 30；The diameter of this axial centre opening
Size can be the 35% of external diameter size, 45%, 50%, 60%, 70% or 80% of stator circle 30.
This utility model constitutes the electricity that slows down with encoder by arranging slowing-down structure on the body of motor
Motivation so that motor need not the external decelerator of additional configuration to realize speed-down action, with encoder
Decelerator is than traditional motor acceleration and deceleration device more compact structure, and volume is less, and weight is lighter, with
Time encoder is set accurately obtains accurate position and feed back by being arranged on motor interior, and permissible
Realize hollow structure, be more suitably applied to some and want cube little and have the application of hollow structure, special
It not to apply in the structures such as joint of robot, lathe rotation portion, electric motor car rotation portion.
The above is only preferred implementation of the present utility model, it is noted that for the art
Those of ordinary skill for, on the premise of without departing from this utility model principle, it is also possible to make some
Improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (10)
1. a decelerator with encoder, it is characterised in that at least include the stator being arranged concentrically
Circle, output circle, rotor circle and encoder, described stator circle be provided with described encoder read head and
The stator winding of motor, described rotor circle is provided with the code-disc of described encoder and the rotor magnetic of motor
Steel or rotor windings, be provided with the first rolling element, described stator circle between described rotor circle and output circle
And it is provided with the second rolling element between output circle, between described stator circle and rotor circle, is provided with radial rolling unit
Part, and described output circle be provided with the storage tank for housing described radial rolling element；Described stator circle
The surface contacted with radial rolling element is provided with groove, the table that described rotor circle contacts with radial rolling element
Face is provided with peak portion and valley；Described radial rolling element, groove, peak portion and valley constitute subtracting of motor
Speed part；Motor obtain electric after stationary part produce magnetically-actuated rotor portion rotate, described rotor circle exists
Rotary course drive described output circle to be rotated in deceleration by deceleration part；Meanwhile, described encoder
Code-disc is followed described rotor circle and is rotated together, and the read head of described encoder reads the position letter of described code-disc
Breath, thus obtain accurate positional information.
Decelerator with encoder the most as claimed in claim 1, it is characterised in that described stator
Circle offers for housing described rotor circle and the chamber of output circle, and the code disc loading of described encoder is located at institute
State the axial end portion of rotor circle, in the read head of described encoder is installed in the chamber of described stator circle and with
The code-disc of described encoder is oppositely arranged.
Decelerator with encoder the most as claimed in claim 1, it is characterised in that described stator
Winding and rotor windings or rotor magnetic steel are laid with described stator circle concentric, form radial flux
Electric motor structure.
Decelerator with encoder the most as claimed in claim 1, it is characterised in that described stator
Winding and rotor windings or rotor magnetic steel are dish configuration, form the electric motor structure of axial magnetic flux.
Decelerator with encoder the most as claimed in claim 1, it is characterised in that described first
Rolling element is cylinder rolling element or spherical rolling body；Described second rolling element be cylinder rolling element or
Person's tapered roller body.
Decelerator with encoder the most as claimed in claim 1, it is characterised in that described second
Rolling element by space crossings and at right angles to each other in the way of arrange so that described stator circle, second roll
Element, output circle are configured to a cross roller bearing.
Decelerator with encoder the most as claimed in claim 1, it is characterised in that described radial direction
Rolling element includes at least a line sliding part or rolling member.
Decelerator with encoder the most as claimed in claim 7, it is characterised in that described slip
Part or rolling member are needle roller, ball or roller.
Decelerator with encoder the most as claimed in claim 1, it is characterised in that described stator
Circle is provided with the stator connecting portion for connecting external structure, and described output circle is provided with for connecting external structure
Output connecting portion.
Decelerator with encoder the most as claimed in claim 1, it is characterised in that described fixed
Subloop is provided with axial centre opening, it is achieved the hollow structure of motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620535752.2U CN205792054U (en) | 2016-06-02 | 2016-06-02 | A kind of decelerator with encoder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620535752.2U CN205792054U (en) | 2016-06-02 | 2016-06-02 | A kind of decelerator with encoder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205792054U true CN205792054U (en) | 2016-12-07 |
Family
ID=58133558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620535752.2U Expired - Fee Related CN205792054U (en) | 2016-06-02 | 2016-06-02 | A kind of decelerator with encoder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205792054U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108599471A (en) * | 2018-05-18 | 2018-09-28 | 深圳超磁机器人科技有限公司 | A kind of servo motor of wireless control |
-
2016
- 2016-06-02 CN CN201620535752.2U patent/CN205792054U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108599471A (en) * | 2018-05-18 | 2018-09-28 | 深圳超磁机器人科技有限公司 | A kind of servo motor of wireless control |
| CN108599471B (en) * | 2018-05-18 | 2024-01-23 | 深圳超磁机器人科技有限公司 | Wireless control servo motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170406 Address after: 518000 Guangdong city of Shenzhen province Baoan District no 70 District Liu Xian two road Hongwei Dong Industrial Zone E Patentee after: Shenzhen Volmen Precision Mechanical Technology Co.,Ltd. Address before: 518101 Guangdong city of Shenzhen province Baoan District no 70 District Liu Xian two road Hongwei Dong Industrial Zone E Patentee before: SHENZHEN INOVANCE TECHNOLOGY Co.,Ltd. Patentee before: SUZHOU INOVANCE TECHNOLOGY Co.,Ltd. |
|
| 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: 20161207 |