CN205715535U - Adjustable magnetic body linear type concurrent aces magnetic gear drive - Google Patents
Adjustable magnetic body linear type concurrent aces magnetic gear drive Download PDFInfo
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- CN205715535U CN205715535U CN201620578691.8U CN201620578691U CN205715535U CN 205715535 U CN205715535 U CN 205715535U CN 201620578691 U CN201620578691 U CN 201620578691U CN 205715535 U CN205715535 U CN 205715535U
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- magnetic body
- adjustable magnetic
- permanent magnet
- rotor
- linear type
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Abstract
The open a kind of adjustable magnetic body linear type concurrent aces magnetic gear drive of this utility model, described magnetic gear drive comprises input rotor, output rotor and linear type adjustable magnetic body, and its input rotor end-face uniform intervals arranges that number of pole-pairs is N1Axial charging sector permanent magnet, output rotor end face uniform intervals arrange number of pole-pairs be N2Axial charging sector permanent magnet, adjustable magnetic body is by N1+N2Individual linear type magnetic conduction bar and N1+N2Individual linear type non-magnetic bar interval is evenly arranged into oval ring.This adjustable magnetic body linear type concurrent aces magnetic gear drive includes the two-layer air gap between input rotor permanent magnet and adjustable magnetic body, adjustable magnetic body and output rotor permanent magnet.This utility model can realize the motion between two concurrent aceses and power transmission, and the angle that can realize output between centers by adjusting the relative angle of adjustable magnetic body both ends of the surface adjusts, and contactless, without friction, without lubrication, energy-conserving and environment-protective.
Description
Technical field
The present invention relates to a kind of adjustable magnetic body linear type magnetic gear drive realizing concurrent aces motion and power transmission,
Belong to permanent magnet transmission field.
Background technology
Machinery Bevel Gear Transmission is for realizing motion and the power transmission of crossing between centers, in vehicle, navigation, lathe, engineering
The fields such as machinery have a wide range of applications.Machinery straight bevel gear is relatively low due to processing, installation accuracy so that it is transmission accuracy
Low, vibration and noise are relatively big, and the gear teeth are short due to unbalance stress working life, substantially increase production and the maintenance of machinery bevel gear
Cost.Mechanical spiral Bevel Gear Transmission precision is high, bearing capacity is big, but needs multi-shaft interlocked special purpose machine tool, and processing cost is high.
For overcoming the shortcoming of machinery bevel gear, surface-mount type permanent magnetism bevel gear initially enters the every field of industry.But due to surface-mount type forever
In magnetic bevel gear work process, only the several of minority participate in engagement to tooth, and permanent magnet utilization rate is extremely low so that it is transferable torque
Little, torque density ground；And a pair gear drive gear ratio is the biggest, permanent magnet utilization rate is the lowest, and torque density is the least so that permanent magnetism
Bevel Gear Transmission is intended to the light industry such as medicine, chemical industry field and has applied.
Utility model content
For solving the problems referred to above that prior art exists, this utility model provides a kind of adjustable magnetic body linear type concurrent aces magnetic
Gear drive.This utility model is contactless, without abrasion, without advantages such as lubrications except having traditional circular cone magnetic gear drive
Outward, also there is permanent magnet utilization rate high, the advantage that output torque is big and torque density is big.
The scheme that this utility model solves its technical problem and provided is: a kind of magnetic field modulation type concurrent aces magnetic gear drive
Device, including input rotor, linear type adjustable magnetic body and output rotor three part.On described input rotor end-face, N1Block N pole and
N1The extremely fan-shaped permanent magnet uniform intervals of block S is arranged to annular, permanent magnet axial charging, proceeds to rotor and is fixed on by power shaft defeated
Enter on bracing strut, wherein, N1The positive integer of generally 1～5.On described output rotor end face, N2Block N pole and N2Block S is the most fan-shaped
Permanent magnet uniform intervals is arranged to annular, permanent magnet axial charging, and output rotor is fixed on output shaft support by output shaft,
Wherein, N2The positive integer of generally 1～50.Described linear type adjustable magnetic body N1+N2Individual magnetic conduction bar and N1+N2Individual non-magnetic bar is spaced
It is evenly arranged into oval ring, magnetic conduction bar and non-magnetic bar to be fixed on pedestal by support, wherein N1+N2It is typically less than 50
Positive integer.Described input rotor end-face is relative and coaxial with adjustable magnetic body end face, output rotor end face and adjustable magnetic body another
End face is relative and coaxial, and output rotor, the end face radial thickness that input rotor is relative with adjustable magnetic body are equal.
In this utility model, described adjustable magnetic body linear type magnetic gear drive can realize moving between concurrent aces and moving
The transmission of power, and power shaft and output can be changed by changing the angle between adjustable magnetic body both ends of the surface and adjustable magnetic body section shape
The angle of axle,
In this utility model, described magnetic gear drive has permanent magnet and tune on two-layer air gap, i.e. input rotor
The air gap formed between permanent magnet and adjustable magnetic body other end on the air gap formed between magnet end face and output rotor.
The beneficial effects of the utility model are: this utility model can realize the motion between two concurrent aceses and energy conversion,
Between each component contactless, without abrasion, without lubrication, there is the processing of adjustable magnetic body simple, permanent magnet utilization rate is high, can transmit torque
Greatly, overload self-protection and the advantage such as easy to maintenance.This utility model can be by changing permanent magnetism on input rotor, output rotor
In the number of pole-pairs of body, and adjustable magnetic body, the number of magnetic conduction bar and non-magnetic bar realizes power shaft and the gear ratio of output between centers.
Accompanying drawing explanation
Fig. 1 is the structural representation of concurrent aces magnetic gear drive；
Fig. 2 is the front view of Fig. 1；
Fig. 3 is the A-A sectional view of Fig. 1；
Fig. 4 is the B-B sectional view of Fig. 1；
Fig. 5 is the C-C sectional view of Fig. 2.
In Fig. 1, Fig. 2,1-power shaft, 2-baffle plate, 3-power shaft support, 4-baffle plate, 5-bearing, 6-sleeve, 7-inputs
Bracing strut, 8-baffle plate, 9-bearing, 10-power shaft rotating disk, 11-permanent magnet, 12-key, 13-axle end baffle plate, 14-adjustable magnetic body, 15-
Adjustable magnetic body support frame, 16-permanent magnet, 17-output shaft rotating disk, 18-axle end baffle plate, 19-key, 20-output shaft support, 21-bearing,
22-baffle plate, 23-sleeve, 24-baffle plate, 25-output shaft support, 26-baffle plate, 27-bearing, 28-output shaft, 29-pedestal.
Detailed description of the invention
Embodiment
Fig. 1 to Fig. 5 is a kind of adjustable magnetic body linear type concurrent aces magnetic gear drive disclosed in this utility model, described
Magnetic gear drive includes inputting rotor, output rotor and adjustable magnetic body three parts, wherein:
Described input rotor portion master is by power shaft 1, power shaft support 2 and 4, power shaft rotating disk 10 and permanent magnet 11 groups
Become.On the end face of power shaft rotating disk 10, uniform intervals is disposed with the extremely fan-shaped permanent magnet 11 of N pole, S, and input rotating disk is by key 12 and axle
End-stopping plate 13 is fixed on power shaft 1, and axle end baffle plate 13 is secured by bolts on power shaft 1, and power shaft 1 is laid by bearing
On power shaft support 2 and 7, realizing axial restraint by baffle plate 2,4,8 and sleeve 6, power shaft support 2 and 7 passes through bolt
It is fixed on pedestal 1.
Described adjustable magnetic body portion is mainly made up of adjustable magnetic body 15, adjustable magnetic body bracing frame 14 and 16.Adjustable magnetic body 15 is by magnetic conduction
Bar and non-magnetic bar composition, adjustable magnetic phosphor bodies part is molded by non-magnetic engineering plastics, and by adjustable magnetic body bracing frame 14
It is fixed on pedestal 1 by bolt 3 and 26 with 16.
Described linear type adjustable magnetic body adjustable magnetic body 15, adjustable magnetic body support frame form.Adjustable magnetic body 14 is by magnetic conduction bar and non-magnetic bar
Composition, magnetic conduction bar is completed by linear cutter by oval straight tube, and non-magnetic bar is by non-magnetic ellipses such as engineering plastics
Straight tube processes, or is completed by 3D printing technique, and adjustable magnetic body is fixed on pedestal 1 by adjustable magnetic body support frame.
Described output rotor part is mainly by output shaft 28, output shaft support 20 and 25, output shaft rotating disk 17 and forever
Magnet 16 forms.On output rotating disk 28 end face, uniform intervals is disposed with the extremely fan-shaped permanent magnet 16 of N pole, S, and output shaft 27 passes through bearing
21 and 27 are fixed on output shaft support 20 and 25, realize axial restraint by baffle plate 22,24,26 and sleeve 23, and output shaft props up
Frame is secured by bolts on pedestal 1.Output shaft rotating disk 17 realizes circumferentially fixed by key 19, realizes axle by axle end baffle plate 18
To fixing, axle end baffle plate 18 is secured by bolts on output shaft 28.
Described adjustable magnetic body is linear type elliptical tube, and in adjustable magnetic body, the number of magnetic conduction bar and non-magnetic bar is equal, and is equal to
Permanent magnet pole logarithm N on power shaft and output shaft1、N2Sum, i.e. N1+N2.In oval adjustable magnetic body, magnetic conduction bar and non-magnetic bar are pressed
According to N1+N2Part is by whole elliptical tube decile.
Operation principle
Adjustable magnetic body linear type concurrent aces magnetic gear drive uses magnetic field modulation mechanism, utilizes adjustable magnetic body to realize not homopolarity
Magnetic field coupled drive between logarithm permanent magnet.When input rotor turns round with power shaft, will be input rotor permanent magnet 11 He
Forming main harmonic number of times in air gap between adjustable magnetic body 14 is N1Magnetic field, this magnetic field is N through adjustable magnetic pole piece number1+N2Adjustable magnetic body 14
After modulation, forming main harmonic number of times in the air gap between adjustable magnetic body 14 and output rotor permanent magnet 16 is N2Magnetic field, with output
On rotor 17 end face, the number of pole-pairs of permanent magnet 16 is equal, thus the magnetic pole coupled drive such as realization, it is achieved output shaft revolution and motion,
The transmission of power.
The ratio of the speed of power shaft and output between centers in magnetic gear drive, i.e. gear ratio is
I=N2/N1
By changing the number of pole-pairs of permanent magnet 11,16 on input rotating disk and output rotating disk, and adjust magnetic conduction bar in adjustable magnetic body
With the number of non-magnetic bar, the gear ratio size of actuating device can be changed, it is achieved the adjustment of output shaft speed.
Adjustable magnetic body linear type concurrent aces magnetic gear drive uses Pythagorean theorem to realize adjustable magnetic body section size and two concurrent aceses
Between parameter adjustment, change adjustable magnetic body both ends of the surface angle and can realize the mutual relation of two axles.
Claims (4)
1. an adjustable magnetic body linear type concurrent aces magnetic gear drive, turns including linear type adjustable magnetic body, input rotor and output
Son, it is characterised in that:
A. N on described input rotor end-face1Block N pole and N1The extremely fan-shaped permanent magnet uniform intervals of block S is arranged to annular, permanent magnet
Axial charging, input rotor is fixed on power shaft support by power shaft, wherein, N1The positive integer of generally 1～5；
B. N on described output rotor end face2Block N pole and N2The extremely fan-shaped permanent magnet uniform intervals of block S is arranged to annular, permanent magnet
Axial charging, output rotor is fixed on output shaft support by output shaft, wherein, N2The positive integer of generally 1～50；
C. described linear type adjustable magnetic body is by N1+N2Individual magnetic conduction bar and N1+N2Individual non-magnetic bar interval is evenly arranged in oval ring,
Adjustable magnetic body is fixed on pedestal by support, wherein N1+N2It is typically less than the positive integer of 50；
D. described input rotor is relative with adjustable magnetic body end face and concentric, and output rotor is relative with adjustable magnetic body other end and same
The heart, on input, output rotor, the radial thickness of fan-shaped permanent magnet is equal and equal with the radial thickness of adjustable magnetic body end face.
Adjustable magnetic body linear type concurrent aces magnetic gear drive the most according to claim 1, it is characterised in that: described magnetic tooth
Wheel transmission has two-layer air gap, the air gap i.e. formed between input rotor permanent magnet and adjustable magnetic body and output rotor permanent magnet and tune
The air gap formed between magnet.
Adjustable magnetic body linear type concurrent aces magnetic gear drive the most according to claim 1, it is characterised in that: change input
Magnetic conduction bar and the number of non-magnetic bar in the number of pole-pairs of permanent magnet, and adjustable magnetic body on rotor, output rotor, thus it is possible to vary output
The rotating speed ratio of axle and power shaft.
Adjustable magnetic body linear type concurrent aces magnetic gear drive the most according to claim 1, it is characterised in that: change adjustable magnetic
The relative angle of body both ends of the surface can change the angle between input, output shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620578691.8U CN205715535U (en) | 2016-06-15 | 2016-06-15 | Adjustable magnetic body linear type concurrent aces magnetic gear drive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620578691.8U CN205715535U (en) | 2016-06-15 | 2016-06-15 | Adjustable magnetic body linear type concurrent aces magnetic gear drive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205715535U true CN205715535U (en) | 2016-11-23 |
Family
ID=57305247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620578691.8U Expired - Fee Related CN205715535U (en) | 2016-06-15 | 2016-06-15 | Adjustable magnetic body linear type concurrent aces magnetic gear drive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205715535U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109586549A (en) * | 2019-01-07 | 2019-04-05 | 湖南大学 | A kind of axial direction taper magnetic gear |
| CN110932512A (en) * | 2019-12-18 | 2020-03-27 | 华南理工大学 | Magnetic field modulation type motor |
-
2016
- 2016-06-15 CN CN201620578691.8U patent/CN205715535U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109586549A (en) * | 2019-01-07 | 2019-04-05 | 湖南大学 | A kind of axial direction taper magnetic gear |
| CN110932512A (en) * | 2019-12-18 | 2020-03-27 | 华南理工大学 | Magnetic field modulation type motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161123 Termination date: 20170615 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |