CN106452005B - A kind of flux concentrating-Halbach array formula permanent-magnet surface gear set for quadrature axis transmission - Google Patents
A kind of flux concentrating-Halbach array formula permanent-magnet surface gear set for quadrature axis transmission Download PDFInfo
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- CN106452005B CN106452005B CN201610897480.5A CN201610897480A CN106452005B CN 106452005 B CN106452005 B CN 106452005B CN 201610897480 A CN201610897480 A CN 201610897480A CN 106452005 B CN106452005 B CN 106452005B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K51/00—Dynamo-electric gears, i.e. dynamo-electric means for transmitting mechanical power from a driving shaft to a driven shaft and comprising structurally interrelated motor and generator parts
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Abstract
A kind of flux concentrating-Halbach array formula permanent-magnet surface gear set for quadrature axis transmission, the present invention relates to Mechanical & Electrical Transmission fields.In order to solve the problems, such as currently used for quadrature axis be driven permanent-magnet planar gear and bevel gear structure is complicated, manufacture and assembly difficulty.A kind of flux concentrating-Halbach array formula permanent-magnet surface gear set for quadrature axis transmission of the invention, it includes two wheels that it, which is formed, and two wheels are magnetic gear, two wheels are cylinder wheel and face wheel respectively, face wheel is horizontally disposed, cylinder wheel is arranged above face wheel, and cylinder wheel is mutually orthogonal with the axle centre of face wheel, and there are air gaps between cylinder wheel and face wheel；When one of wheel is driving wheel, another wheel is driven wheel, and the driving wheel drives driven wheel to rotate by magnetive attraction.Gear set structure of the invention is simple, compact, convenient for assembly, suitable for noise, cleanliness and reliability requirement is higher and two shaftings are mutually isolated occasion.
Description
Technical field
The present invention relates to Mechanical & Electrical Transmission field, in particular to a kind of-Halbach gusts of flux concentrating for quadrature axis transmission
Column permanent-magnet surface gear set.
Background technique
The transmission of quadrature axis mostly uses bevel gear and face gear at present.The tooth surface shape of bevel gear is complicated, and processing and manufacturing is tired
The bevel gear parameter of difficulty, different brands is also different, and pairing is mostly used to manufacture in the production process, this processing to bevel gear
Manufacture, maintenance and maintenance cause very burden.The tool dimension that face gear is needed due to processing and the roller gear that actually engages
It is identical, process that number of cutters required for the face gear of different sizes and parameter is more, and processing cost is higher；In addition, face gear
Inner radius has Undercutting Phenomenon, has wedge angle phenomenon at outer diameter, therefore the facewidth cannot be designed too long, and transmission intensity is limited.
In recent years, being had a great development by the magnetic gear that magnetive attraction carries out power transmitting.Magnetic gear can
It realizes contactless transmission, avoids the direct Mechanical Contact of driving shaft and driven between centers, can reduce noise and vibration, to work
Environmental nonpollution, and have the characteristics that overload protection.
The characteristics of according to bevel gear and face gear, someone correspondingly propose the permanent-magnet planar that can be realized quadrature axis transmission
Gear and permanent magnetism conical gear.A fairly large number of permanent magnet, structure are used using the permanent-magnet planar gear of multi-turn magnetic pole coupling
It is more complicated, assembly trouble；The permanent magnet of permanent magnetism conical gear magnetize mode and assembly it is all relatively difficult.
Summary of the invention
The purpose of the present invention is to solve the permanent-magnet planar gear being driven currently used for quadrature axis and bevel gear structure are multiple
The problem of miscellaneous, manufacture and assembly difficulty, provides a kind of flux concentrating-Halbach array formula permanent magnetism for quadrature axis transmission
Face gear group.
Realize above-mentioned purpose, there are two types of forms for the technical solution that the present invention takes, be respectively:
Scheme one: a kind of flux concentrating-Halbach array formula permanent-magnet surface gear set for quadrature axis transmission, composition
It is taken turns including two, two wheels are magnetic gear, and two wheels are cylinder wheel and face wheel, the face wheel water respectively
Flat setting, the cylinder wheel is arranged above face wheel, and cylinder wheel is mutually orthogonal with the axle centre of face wheel, cylinder wheel
There are air gaps between face wheel；When one of wheel is driving wheel, another wheel is driven wheel, and the driving wheel is logical
It crosses magnetive attraction and drives driven wheel rotation；The cylinder wheel is flux concentrating formula cylinder wheel, and the face wheel is Halbach times
Column face wheel；
The flux concentrating formula cylinder wheel includes cylinder wheel yoke portion, multiple tile shape permanent magnets and the filling of multiple tile shapes
Object；The cylinder wheel yoke portion is made of magnetic conductivity ferromagnetic material or non-permeable material, and the cylinder wheel yoke portion is set
There is an axial center hole one, is provided in the axial direction on the inner wall of the axial center hole one in cylinder wheel yoke portion for cooperating with shafting one
Keyway one；Multiple tile shape permanent magnets include multiple first type tile shape permanent magnets and multiple second type tile shape permanent magnetism
Body, multiple first type tile shape permanent magnets and multiple second type tile shape permanent magnets successively alternately and spaced set simultaneously
It is fixed on by bonding mode on the outer circumference surface in cylinder wheel yoke portion, the first type tile shape permanent magnet being often disposed adjacent and
A tile shape filler body, multiple tile shapes filling are closely provided in spacing between two type tile shape permanent magnets
Object passes through bonding mode and is fixed on the outer circumference surface in cylinder wheel yoke portion, and multiple tile shape filler body are all made of magnetic conductivity
Ferromagnetic material is made, and multiple first type tile shape permanent magnets and multiple second type tile shape permanent magnets are all made of cutting orientation magnetizing, and
The magnetizing direction of the first type tile shape permanent magnet and second type tile shape permanent magnet that are often disposed adjacent is opposite；Each tile shape is filled out
The the first type tile shape permanent magnet or second type tile shape permanent magnet for filling object setting adjacent thereto constitute a pole span；
The Halbach array formula face wheel includes face wheel yoke portion and multiple fan-shaped permanent magnets；The face wheel
Yoke portion is equipped with axial center hole two, be provided in the axial direction on the inner wall of the axial center hole two in face wheel yoke portion for shafting two
The keyway two of cooperation；Multiple fan-shaped permanent magnets include multiple first type sector permanent magnets, multiple second type sector permanent magnetism
Body, multiple third type sector permanent magnets and multiple 4th type sector permanent magnets；It is multiple first type sector permanent magnets, multiple
Second type sector permanent magnet, multiple third type sector permanent magnets and multiple 4th type sector permanent magnets are vertically arranged and by viscous
Knot mode is fixed on the outer edge of the upper surface in face wheel yoke portion, and multiple first type sector permanent magnets, multiple second types are fanned
Shape permanent magnet, multiple third type sector permanent magnets and multiple 4th type sector permanent magnets successively according to the first type sector permanent magnet,
The cycle arrangement that puts in order of second type sector permanent magnet, third type sector permanent magnet and the 4th type sector permanent magnet is arranged to be formed
Cylindric permanent magnet, multiple first type sector permanent magnets and multiple third type sector permanent magnets are all made of cutting orientation magnetizing and the two
Magnetizing direction is on the contrary, the second type sector permanent magnet and the 4th type sector permanent magnet magnetizing direction that are often disposed adjacent and face wheel
Axial parallel and the two magnetizing direction is opposite.
Scheme two: a kind of flux concentrating-Halbach array formula permanent-magnet surface gear set for quadrature axis transmission, composition
It is taken turns including two, two wheels are magnetic gear, and two wheels are cylinder wheel and face wheel, the face wheel water respectively
Flat setting, the cylinder wheel is arranged above face wheel, and cylinder wheel is mutually orthogonal with the axle centre of face wheel, cylinder wheel
There are air gaps between face wheel；When one of wheel is driving wheel, another wheel is driven wheel, and the driving wheel is logical
It crosses magnetive attraction and drives driven wheel rotation；The cylinder wheel is Halbach array formula cylinder wheel, and the face wheel is magnetic flux collection
Chinese style face wheel；
The Halbach array formula cylinder wheel includes cylinder wheel yoke portion and multiple tile shape permanent magnets；The cylinder
It takes turns yoke portion and is equipped with axial center hole one, be provided in the axial direction on the inner wall of the axial center hole one in cylinder wheel yoke portion and be used for and shafting
The keyway one of one cooperation；Multiple tile shape permanent magnets include multiple first type tile shape permanent magnets, multiple second types watt
Piece shape permanent magnet, multiple third type tile shape permanent magnets and multiple 4th type tile shape permanent magnets, multiple first types watt
Piece shape permanent magnet, multiple second type tile shape permanent magnets, multiple third type tile shape permanent magnets and multiple 4th type tile shapes are forever
Magnet passes through bonding mode and is fixed on the outer circumference surface in cylinder wheel yoke portion, and multiple first type tile shape permanent magnets, multiple
Second type tile shape permanent magnet, multiple third type tile shape permanent magnets and multiple 4th type tile shape permanent magnets are successively according to first
The row of type tile shape permanent magnet, second type tile shape permanent magnet, third type tile shape permanent magnet and the 4th type tile shape permanent magnet
Column sequence cycle arrangement is arranged to form circular permanent magnet, multiple first type tile shape permanent magnets and multiple third type tile shapes
Permanent magnet is all made of cutting orientation magnetizing, and the first type tile shape permanent magnet being often disposed adjacent and third type tile shape permanent magnet fill
Magnetic direction is on the contrary, multiple second type tile shape permanent magnets and the 4th type tile shape permanent magnet are all made of radial or fill in parallel
Magnetic, and the second type tile shape permanent magnet being often disposed adjacent is opposite with the magnetizing direction of the 4th type tile shape permanent magnet；
The flux concentrating formula face wheel includes face wheel yoke portion, multiple segment cores and multiple fan-shaped permanent magnets；Institute
The face wheel yoke portion stated is made of flat non-permeable material, and face wheel yoke portion is equipped with axial center hole two, face wheel yoke portion
The keyway two for cooperating with shafting two is provided in the axial direction on the inner wall of axial center hole two；Multiple fan-shaped permanent magnets
Including multiple first type sector permanent magnets and multiple second type sector permanent magnets, multiple first type sector permanent magnets and more
A second type sector permanent magnet successively replaces and is equidistantly vertically arranged and is fixed on face wheel yoke portion by bonding mode
At the neighboring of upper surface, in the spacing between the first type sector permanent magnet being often disposed adjacent and second type sector permanent magnet
It closely is provided with a segment core, multiple segment cores pass through the upper table that bonding mode is fixed on face wheel yoke portion
At the neighboring in face, multiple first type sector permanent magnets and multiple second type sector permanent magnets are all made of cutting orientation magnetizing, and every
The magnetizing direction of the first type sector permanent magnet and second type sector permanent magnet that are disposed adjacent on the contrary, each segment core and and its
The the first type sector permanent magnet or second type sector permanent magnet being disposed adjacent constitute a pole span, the polar arc of multiple sector permanent magnets
For coefficient between 0.3-0.5, the pole embrace of multiple tile shape permanent magnets and the pole embrace of multiple segment cores keep one
It causes.
The beneficial effect of the present invention compared with the existing technology is:
1, since cylinder wheel and face wheel do not have direct Mechanical Contact, the gear set without abrasion, noise is small, transmission efficiency
Height has many advantages, such as high reliablity, non-maintaining, overload protection；
2, stronger air-gap field can be generated using Halbach array formula installation permanent magnet, therefore to the property of gear set
It can have a distinct increment；
3, stronger air-gap field can be generated by iron core using flux concentrating formula installation permanent magnet, therefore to permanent magnet
Performance requirement can suitably reduce, on larger-size wheel use flux concentrating formula installation method, guarantee gear set
Cost can be substantially reduced while energy.
To sum up, the structure of the gear set is simple, compact, convenient for assembly, is suitable for noise, cleanliness and reliability requirement
Occasion higher and that two shaftings are mutually isolated.
Detailed description of the invention
Fig. 1 is a kind of flux concentrating-Halbach array formula permanent-magnet surface gear set axis for quadrature axis transmission of the present invention
Mapping；
Fig. 2 is the parts explosion of flux concentrating formula cylinder wheel；
Fig. 3 is the main view of flux concentrating formula cylinder wheel or Halbach array formula cylinder wheel；
Fig. 4 is the left cross-sectional view of flux concentrating formula cylinder wheel；
Fig. 5 is that multiple tile shape permanent magnets of flux concentrating formula cylinder wheel and multiple tile shape filler body are arranged in cylinder
Take turns the main view on the outer circumference surface in yoke portion 4；
Fig. 6 is that multiple tile shape permanent magnets of Halbach array formula cylinder wheel are arranged in the outer circumference surface in cylinder wheel yoke portion
On main view；
Fig. 7 is the parts explosion of Halbach array formula face wheel；
Fig. 8 is the top view of flux concentrating formula face wheel or Halbach array formula face wheel；
Fig. 9 is the left cross-sectional view of flux concentrating formula face wheel；
Figure 10 is that multiple fan-shaped permanent magnets of Halbach array formula face wheel are arranged in the outer of the upper surface in face wheel yoke portion
Main view at circumferential edges；
Figure 11 is that multiple segment cores of flux concentrating formula face wheel and multiple fan-shaped permanent magnets are arranged in face wheel yoke portion
Upper surface neighboring at main view；
Figure 12 is the top view of Fig. 1；
Figure 13 is the left view of Fig. 1；
Figure 14 is the left cross-sectional view of Halbach array formula cylinder wheel.
In figure: cylinder wheel 1, face wheel 2, front end ring 3-1, rear end ring 3-2, cylinder wheel yoke portion 4, one 4-1 of axial center hole,
One 4-2 of keyway, tile shape permanent magnet 5, the first type tile shape permanent magnet 5-1, second type tile shape permanent magnet 5-2, third type watt
Piece shape permanent magnet 5-3, the 4th type tile shape permanent magnet 5-4, tile shape filler body 6, protection body 7, outer jointing jacket 8, sector
Permanent magnet 9, the first type sector permanent magnet 9-1, second type sector permanent magnet 9-2, third type sector permanent magnet 9-3, the 4th type fan
Shape permanent magnet 9-4, internal protective cover 10, face wheel yoke portion 11, two 11-1 of axial center hole, two 11-2 of keyway, top ring 12, plane
Take turns yoke portion 13, segment core 14.
Specific embodiment
Specific embodiment 1: as shown in Fig. 1, Figure 12 and Figure 13, a kind of flux concentrating-for quadrature axis transmission
Halbach array formula permanent-magnet surface gear set, composition include two wheels, and two wheels are magnetic gear, two wheels point
It is not cylinder wheel 1 and face wheel 2, the face wheel 2 is horizontally disposed, and the cylinder wheel 1 is arranged above face wheel 2, and
Cylinder wheel 1 is mutually orthogonal with the axle centre of face wheel 2, and there are air gap, (theoretically, air gap is got between cylinder wheel 1 and face wheel 2
Small, the torque that can be transmitted is bigger, but should be in conjunction with the comprehensive decision of the level of torque of actual installation space and required transmitting)；When it
In one wheel be driving wheel when, another wheel be driven wheel, the driving wheel by magnetive attraction drive driven wheel rotation.
Two wheels are mounted on permanent magnet, different according to the mounting means of permanent magnet, are divided into flux concentrating formula and Halbach
Two kinds of array.It is combined according to the mounting means of permanent magnet, the present invention can be there are two types of composite structure form: flux concentrating formula
Cylinder wheel cooperates Halbach array formula plane wheel construction and Halbach array formula cylinder wheel to cooperate flux concentrating formula face wheel
Structure.
Specific embodiment 2: one kind described in specific embodiment one is used for as shown in FIG. 1 to FIG. 5, Fig. 7 and Figure 10
Flux concentrating-Halbach array formula permanent-magnet surface gear set of quadrature axis transmission, the cylinder wheel 1 are flux concentrating formula cylinder
Wheel, the face wheel 2 are Halbach array formula face wheel；
The flux concentrating formula cylinder wheel includes that cylinder wheel yoke portion 4, multiple tile shape permanent magnets 5 and multiple tile shapes are filled out
Fill object 6；The cylinder wheel yoke portion 4 uses magnetic conductivity ferromagnetic material (such as pure iron or mild steel) to be made (for adjacent tiles shape
Permanent magnet 5 provides magnetic circuit), or be made of non-permeable material (such as stainless steel), the cylinder wheel yoke portion 4 is equipped in axial direction
One 4-1 of heart hole is provided in the axial direction on the inner wall of one 4-1 of axial center hole in cylinder wheel yoke portion 4 for cooperating with shafting one
One 4-2 of keyway；Multiple tile shape permanent magnets 5 include multiple first type tile shape permanent magnet 5-1 and multiple second types watt
Piece shape permanent magnet 5-2, multiple first type tile shape permanent magnet 5-1 and multiple second type tile shape permanent magnet 5-2 are successively
Alternating and spaced set are simultaneously fixed on the outer circumference surface in cylinder wheel yoke portion 4 by bonding mode and (form magnet steel), every phase
One is closely provided in spacing between the first type tile shape permanent magnet 5-1 and second type tile shape permanent magnet 5-2 of neighbour's setting
A tile shape filler body 6, multiple tile shape filler body 6 are fixed on cylinder wheel yoke portion 4 by bonding mode
On outer circumference surface, multiple tile shape filler body 6 are all made of magnetic conductivity ferromagnetic material (such as pure iron or mild steel) and are made, Duo Ge
One type tile shape permanent magnet 5-1 and multiple second type tile shape permanent magnet 5-2 are all made of cutting orientation magnetizing, and be often disposed adjacent
The magnetizing direction of one type tile shape permanent magnet 5-1 and second type tile shape permanent magnet 5-2 are opposite；Each tile shape filler body 6
The the first type tile shape permanent magnet 5-1 or second type tile shape permanent magnet 5-2 of setting adjacent thereto constitute a pole span (due to adopting
With flux concentrating, " poly- magnetic " effect is generated by tile shape filler body 6, forms unilateral Distribution of Magnetic Field)；
The Halbach array formula face wheel includes face wheel yoke portion 11 and multiple fan-shaped permanent magnets 9；The plane
It takes turns yoke portion 11 and is equipped with two 11-1 of axial center hole, opened up on the inner wall of two 11-1 of axial center hole in face wheel yoke portion 11 along axial direction
There is two 11-2 of keyway for cooperating with shafting two；Multiple fan-shaped permanent magnets 9 include multiple first type sector permanent magnets
9-1, multiple second type sector permanent magnet 9-2, multiple third type sector permanent magnet 9-3 and multiple 4th type sector permanent magnet 9-4；
Multiple first type sector permanent magnet 9-1, multiple second type sector permanent magnet 9-2, multiple third type sector permanent magnet 9-3
And multiple 4th type sector permanent magnet 9-4 are vertically arranged and are fixed on the upper surface in face wheel yoke portion 11 by bonding mode
Outer edge, and multiple first type sector permanent magnet 9-1, multiple second type sector permanent magnet 9-2, multiple third type sector permanent magnetism
Body 9-3 and multiple 4th type sector permanent magnet 9-4 is successively according to the first type sector permanent magnet 9-1, second type sector permanent magnet 9-
2, third type sector permanent magnet 9-3 and the 4th type sector permanent magnet 9-4 put in order recycle close-packed arrays setting (use
Halbach array form) cylindric permanent magnet is formed, multiple first type sector permanent magnet 9-1 and multiple third type sectors are forever
Magnet 9-3 is all made of cutting orientation magnetizing and the two magnetizing direction on the contrary, the second type sector permanent magnet 9-2 and the 4th being often disposed adjacent
Type sector permanent magnet 9-4 magnetizing direction is opposite with axial parallel and the two magnetizing direction of face wheel 2 (since permanent magnet uses
Halbach array forms unilateral Distribution of Magnetic Field).
Specific embodiment 3: one kind described in specific embodiment two is used for as shown in FIG. 1 to FIG. 5, Fig. 7 and Figure 10
Flux concentrating-Halbach array formula permanent-magnet surface gear set of quadrature axis transmission, before the flux concentrating formula cylinder wheel further includes
End ring 3-1, rear end ring 3-2 and protection body 7；The front end ring 3-1 and rear end ring 3-2 is fixedly installed by bonding mode
On former and later two end faces of multiple tile shape permanent magnets 5 and multiple tile shape filler body 6, the protection body 7 covers admittedly
Mounted in multiple tile shape permanent magnets 5 and the outside of multiple tile shape filler body 6, front end ring 3-1, rear end ring 3-2 and protective case
Body 7, which is all made of non-permeable material (such as stainless steel or glass tape) and is made, (makes tile shape permanent magnet 5 can be avoided structure damage
Bad, oxidation forms effective protection to tile shape permanent magnet 5)；
The Halbach array formula face wheel further includes top ring 12, outer jointing jacket 8 and internal protective cover 10；Described
Outer jointing jacket 8 and internal protective cover 10 are closely sleeved on the outside and inside of cylindric permanent magnet, the top ring 12 respectively
The upper surface of cylindric permanent magnet is fixed on by bonding mode, top ring 12, outer jointing jacket 8, internal protective cover 10 are all made of
Non-permeable material (such as stainless steel or glass tape), which is made, (makes fan-shaped permanent magnet 9 can be avoided structural failure, oxidation, to fan
Shape permanent magnet 9 forms effective protection).
It is all to the main body of cylinder wheel 1 (including cylinder that front end ring 3-1, rear end ring 3-2, which is arranged, and protects the effect of body 7
Wheel yoke portion 4 and multiple tile shape permanent magnets 5) it is protected.Structure is protected not limit to above-mentioned knot the main part of cylinder wheel 1
Structure, can be varied.
The effect that top ring 12, outer jointing jacket 8, internal protective cover 10 is arranged all is to Halbach array formula plane wheel body
(including face wheel yoke portion 11 and multiple fan-shaped permanent magnets 9) is protected.To the guarantor of the main part of flux concentrating formula cylinder wheel
Protection structure is not limited to above structure, can be varied.
Specific embodiment 4: one kind described in specific embodiment two or three is used for quadrature axis as shown in Fig. 5 and Figure 10
The flux concentrating of transmission-Halbach array formula permanent-magnet surface gear set, the tile shape permanent magnet of the flux concentrating formula cylinder wheel
5 number of pole-pairs p1With the 9 number of pole-pairs p of fan-shaped permanent magnet of Halbach array formula face wheel2, following relational expression should be met:
In formula, ω1And ω2The respectively revolving speed of flux concentrating formula cylinder wheel and Halbach array formula face wheel, G are transmission
Than.
The beneficial effect of present embodiment is: can make gear set in the process of running, torque and transmission ratio are kept constant, real
The smooth transfer of existing torque.
Specific embodiment 5: described one kind described in specific embodiment two is used for quadrature axis as shown in Fig. 2 and Fig. 7
The flux concentrating of transmission-Halbach array formula permanent-magnet surface gear set, multiple tile shape permanent magnets 5 and multiple tile shapes
Filler body 6 and the thickness of multiple fan-shaped permanent magnets 9 are equal, multiple tile shape permanent magnets 5 and multiple tile shape filler body 6
Axial length and the radical lengths of multiple fan-shaped permanent magnets 9 be equal.
Specific embodiment 6: as shown in Fig. 1, Fig. 3, Fig. 6, Fig. 8, Fig. 9 and Figure 11, one described in specific embodiment one
Flux concentrating-Halbach array formula permanent-magnet surface gear set of the kind for quadrature axis transmission, the cylinder wheel 1 are Halbach times
Column cylinder wheel, the face wheel 2 are flux concentrating formula face wheel；
The Halbach array formula cylinder wheel includes cylinder wheel yoke portion 4 and multiple tile shape permanent magnets 5；The circle
Column wheel yoke portion 4 is equipped with one 4-1 of axial center hole, is provided in the axial direction on the inner wall of one 4-1 of axial center hole in cylinder wheel yoke portion 4
One 4-2 of keyway for cooperating with shafting one；Multiple tile shape permanent magnets 5 include multiple first type tile shape permanent magnets
5-1, multiple second type tile shape permanent magnet 5-2, multiple third type tile shape permanent magnet 5-3 and multiple 4th type tile shape permanent magnetism
Body 5-4, multiple first type tile shape permanent magnet 5-1, multiple second type tile shape permanent magnet 5-2, multiple third types watt
Piece shape permanent magnet 5-3 and multiple 4th type tile shape permanent magnet 5-4 pass through the outer circle that bonding mode is fixed on cylinder wheel yoke portion 4
On circumferential surface, and multiple first type tile shape permanent magnet 5-1, multiple second type tile shape permanent magnet 5-2, multiple third type tile shapes
Permanent magnet 5-3 and multiple 4th type tile shape permanent magnet 5-4 is successively according to the first type tile shape permanent magnet 5-1, second type tile
The cycle arrangement that puts in order of shape permanent magnet 5-2, third type tile shape permanent magnet 5-3 and the 4th type tile shape permanent magnet 5-4 are set
It sets (i.e. using Halbach array form) and forms circular permanent magnet, multiple first type tile shape permanent magnet 5-1 and multiple the
Three type tile shape permanent magnet 5-3 are all made of cutting orientation magnetizing, and the first type tile shape permanent magnet 5-1 being often disposed adjacent and third type
The magnetizing direction of tile shape permanent magnet 5-3 on the contrary, multiple second type tile shape permanent magnet 5-2 and the 4th type tile shape forever
Magnet 5-4 is all made of radial direction or parallel magnetization, and the second type tile shape permanent magnet 5-2 being often disposed adjacent and the 4th type tile shape
The magnetizing direction of permanent magnet 5-4 is opposite (since permanent magnet uses Halbach array, forming unilateral Distribution of Magnetic Field)；
The flux concentrating formula face wheel includes face wheel yoke portion 13, multiple segment cores 14 and multiple fan-shaped permanent magnets
9；The face wheel yoke portion 13 is made of non-permeable material (such as plastics), and face wheel yoke portion 13 is equipped with axial center hole two
13-1 is provided in the axial direction with the keyway for cooperating with shafting two on the inner wall of two 13-1 of axial center hole in face wheel yoke portion 13
Two 13-2；Multiple fan-shaped permanent magnets 9 include multiple first type sector permanent magnet 9-1 and multiple second type sector permanent magnets
9-2, multiple first type sector permanent magnet 9-1 and multiple second type sector permanent magnet 9-2 are successively alternately and equidistant
It is vertically arranged and passes through at the neighboring for the upper surface that bonding mode is fixed on face wheel yoke portion 13, first be often disposed adjacent
A segment core 14 is closely provided in spacing between type sector permanent magnet 9-1 and second type sector permanent magnet 9-2, it is described
Multiple segment cores 14 be fixed on by bonding mode at the neighboring of upper surface in face wheel yoke portion 13, multiple first
Type sector permanent magnet 9-1 and multiple second type sector permanent magnet 9-2 are all made of cutting orientation magnetizing, and the first type fan being often disposed adjacent
The magnetizing direction of shape permanent magnet 9-1 and second type sector permanent magnet 9-2 are on the contrary, each segment core 14 and setting adjacent thereto
First type sector permanent magnet 9-1 or second type sector permanent magnet 9-2 constitutes a pole span and (due to using flux concentrating, passes through fan
Shape iron core 14 generates " poly- magnetic " effect, forms unilateral Distribution of Magnetic Field), the pole embrace of multiple sector permanent magnets 9 is in 0.3-0.5
Between, the pole embrace of multiple tile shape permanent magnets 5 and the pole embrace of multiple segment cores 14 are consistent.
Specific embodiment 7: one kind described in specific embodiment six is driven for quadrature axis as shown in Fig. 9 and Figure 14
Flux concentrating-Halbach array formula permanent-magnet surface gear set, the Halbach array formula cylinder wheel further includes front end ring 3-
1, rear end ring 3-2 and protection body 7；The front end ring 3-1 and rear end ring 3-2 passes through bonding mode respectively and is fixed on multiple watts
On former and later two end faces of piece shape permanent magnet 5, the protection body 7 is closely sleeved on the outside of multiple tile shape permanent magnets 5,
Front end ring 3-1, rear end ring 3-2 and protection body 7, which are all made of non-permeable material (such as stainless steel or glass tape) and are made, (to be made watt
Piece shape permanent magnet 5 can be avoided structural failure, oxidation, form effective protection to tile shape permanent magnet 5)；
It is all to the main body of cylinder wheel 1 (including cylinder that front end ring 3-1, rear end ring 3-2, which is arranged, and protects the effect of body 7
Wheel yoke portion 4 and multiple tile shape permanent magnets 5) it is protected.Structure is protected not limit to above-mentioned knot the main part of cylinder wheel 1
Structure, can be varied.
The flux concentrating formula face wheel further includes top ring 12, outer jointing jacket 8 and internal protective cover 10；The outer guarantor
Sheath 8 and internal protective cover 10 are separately positioned on the outside and inside of multiple segment cores 14 and multiple fan-shaped permanent magnets 9, described
Top ring 12 is fixed on the upper surface of multiple segment cores 14 and multiple fan-shaped permanent magnets 9 by bonding mode, top ring 12, outer
Protective case 8 and internal protective cover 10, which are all made of non-permeable material (such as stainless steel or glass tape) and are made, (enables fan-shaped permanent magnet 9
Structural failure, oxidation are enough avoided, effective protection is formed to fan-shaped permanent magnet 9).
The effect of top ring 12, internal protective cover 10 and outer jointing jacket 8 is all the main part to flux concentrating formula face wheel
(including face wheel yoke portion 13, multiple segment cores 14 and multiple fan-shaped permanent magnets 9) is protected.Flux concentrating formula plane simultaneously
The protection structure of the main part of wheel is also not limited to this structure, can be varied.
Specific embodiment 8: one kind described in specific embodiment six or seven is used for quadrature axis as shown in Fig. 6 and Figure 11
The flux concentrating of transmission-Halbach array formula permanent-magnet surface gear set, the tile shape of the Halbach array formula cylinder wheel is forever
5 number of pole-pairs p of magnet1With the 9 number of pole-pairs p of fan-shaped permanent magnet of flux concentrating formula face wheel2, following relational expression should be met:
In formula, ω1And ω2The respectively revolving speed of Halbach array formula cylinder wheel and flux concentrating formula face wheel, G are transmission
Than.
The beneficial effect of present embodiment is: can make gear set in the process of running, torque and transmission ratio are kept constant, real
The smooth transfer of existing torque.
Specific embodiment 9: one kind described in specific embodiment one is driven for quadrature axis as shown in Fig. 2 and Fig. 9
Flux concentrating-Halbach array formula permanent-magnet surface gear set, multiple tile shape permanent magnets 5 and multiple tile shapes filling
Object 6 and the thickness of multiple fan-shaped permanent magnets 9 are equal, the axis of multiple tile shape permanent magnets 5 and multiple tile shape filler body 6
It is equal to length and the radical length of multiple fan-shaped permanent magnets 9.
Specific embodiment 10: as shown in FIG. 12 and 13, one kind described in specific embodiment one is passed for quadrature axis
Dynamic flux concentrating-Halbach array formula permanent-magnet surface gear set, former and later two end faces and the face wheel 2 of the cylinder wheel 1
Inside and outside (tangent) setting of two circular arc lines alignment.The beneficial effect of present embodiment is: ensuring that coupling regime is big as far as possible, can transmit
Bigger torque.
Working principle: the mode that two wheels of such structure generate air-gap field is different, Halbach array formula structure
Air-gap flux is directly generated by tile shape permanent magnet 5, and the permanent magnet of flux concentrating formula plane wheel construction is by the magnetic of adjacent pole
It is logical to concentrate on iron core subsequently into air gap.So the position that upper and lower two wheels directly generate air-gap flux is opposite when work, produce
Raw magnetive attraction.
Due to the magnetive attraction generated between two-wheeled, the rotation of driving wheel will drive driven wheel rotation.It is negative when having on driven wheel
When load, in coupling regime, Halbach array formula plane wheel construction, tile shape permanent magnetism are cooperated for flux concentrating formula cylinder wheel
The center of body 5 and segment core 14 is not face, and can be staggered certain angle, and load is bigger, and the angle being staggered is also bigger.
When be staggered 90 ° of electrical angles when, the torque that can be transmitted reaches maximum, and when load is more than torque capacity at this time, two-wheeled will be produced
Raw " opposite sliding ", gear set cisco unity malfunction, namely overload protection has occurred.
And flux concentrating formula plane wheel construction, tile shape permanent magnet 5 and fan are cooperated for Halbach array formula cylinder wheel
The center of shape iron core 14 is not face, and can be staggered certain angle, and load is bigger, and the angle being staggered is also bigger.When being staggered
When 90 ° of electrical angles, the torque that can be transmitted reaches maximum, and when load is more than torque capacity at this time, two-wheeled will generate " opposite
Sliding ", gear set cisco unity malfunction, namely overload protection has occurred.
Claims (9)
1. a kind of flux concentrating-Halbach array formula permanent-magnet surface gear set for quadrature axis transmission, it is characterised in that: its group
At including two wheels, described two wheels are magnetic gear, and two wheels are cylinder wheel (1) and face wheel (2) respectively, described
Face wheel (2) is horizontally disposed, and cylinder wheel (1) setting is above face wheel (2), and cylinder wheel (1) and face wheel (2)
Axle centre is mutually orthogonal, and there are air gaps between cylinder wheel (1) and face wheel (2)；When one of wheel is driving wheel, in addition
One wheel is driven wheel, and the driving wheel drives driven wheel to rotate by magnetive attraction；The cylinder wheel (1) is flux concentrating
Formula cylinder wheel, the face wheel (2) are Halbach array formula face wheel；
The flux concentrating formula cylinder wheel includes that cylinder wheel yoke portion (4), multiple tile shape permanent magnets (5) and multiple tile shapes are filled out
Fill object (6)；The cylinder wheel yoke portion (4) is made of magnetic conductivity ferromagnetic material or non-permeable material, the cylinder
It takes turns yoke portion (4) and is equipped with axial center hole one (4-1), along axial direction on the inner wall of the axial center hole one (4-1) in cylinder wheel yoke portion (4)
Offer the keyway one (4-2) for cooperating with shafting one；Multiple tile shape permanent magnets (5) include multiple first types watt
Piece shape permanent magnet (5-1) and multiple second type tile shape permanent magnets (5-2), multiple first type tile shape permanent magnet (5-
1) and multiple second type tile shape permanent magnets (5-2) successively alternately and spaced set and are fixed on cylinder by bonding mode
On the outer circumference surface for taking turns yoke portion (4), the first type tile shape permanent magnet (5-1) and second type tile shape permanent magnet that are often disposed adjacent
A tile shape filler body (6), multiple tile shape filler body (6) are closely provided in spacing between (5-2)
It is fixed on by bonding mode on the outer circumference surface in cylinder wheel yoke portion (4), multiple tile shape filler body (6) are all made of magnetic conduction
Property ferromagnetic material is made, and multiple first type tile shape permanent magnets (5-1) and multiple second type tile shape permanent magnets (5-2) are all made of
Cutting orientation magnetizing, and the first type tile shape permanent magnet (5-1) for being often disposed adjacent and second type tile shape permanent magnet (5-2) magnetize
It is contrary；The the first type tile shape permanent magnet (5-1) or second type watt of each tile shape filler body (6) setting adjacent thereto
Piece shape permanent magnet (5-2) constitutes a pole span；
The Halbach array formula face wheel includes face wheel yoke portion (11) and multiple fan-shaped permanent magnets (9)；The plane
It takes turns yoke portion (11) and is equipped with axial center hole two (11-1), edge on the inner wall of the axial center hole two (11-1) in face wheel yoke portion (11)
Axially offer the keyway two (11-2) for cooperating with shafting two；Multiple fan-shaped permanent magnets (9) include multiple first
Type sector permanent magnet (9-1), multiple second type sector permanent magnets (9-2), multiple third type sector permanent magnets (9-3) and multiple
Four type sector permanent magnets (9-4)；Multiple first type sector permanent magnets (9-1), multiple second type sector permanent magnet (9-
2), multiple third type sector permanent magnets (9-3) and multiple 4th type sector permanent magnets (9-4) are vertically arranged and by bonding sides
Formula is fixed on the outer edge of the upper surface in face wheel yoke portion (11), and multiple first type sector permanent magnets (9-1), multiple second
Type sector permanent magnet (9-2), multiple third type sector permanent magnets (9-3) and multiple 4th type sector permanent magnets (9-4) are successively pressed
It is fanned according to the first type sector permanent magnet (9-1), second type sector permanent magnet (9-2), third type sector permanent magnet (9-3) and the 4th type
The cycle arrangement that puts in order of shape permanent magnet (9-4) is arranged to form cylindric permanent magnet, multiple first type sector permanent magnet (9-
1) and multiple third type sector permanent magnets (9-3) are all made of cutting orientation magnetizing and the two magnetizing direction on the contrary, the be often disposed adjacent
Axial parallel and the two of two type sector permanent magnets (9-2) and the 4th type sector permanent magnet (9-4) magnetizing direction and face wheel (2)
Magnetizing direction is opposite.
2. a kind of flux concentrating-Halbach array formula permanent-magnet surface tooth for quadrature axis transmission according to claim 1
Wheel group, it is characterised in that: the flux concentrating formula cylinder wheel further includes front end ring (3-1), rear end ring (3-2) and protection body
(7)；The front end ring (3-1) and rear end ring (3-2) is fixed at multiple tile shape permanent magnets (5) by bonding mode
And on former and later two end faces of multiple tile shape filler body (6), the protection body (7) is sleeved on multiple tile shapes forever admittedly
The outside of magnet (5) and multiple tile shape filler body (6), front end ring (3-1), rear end ring (3-2) and protection body (7) are adopted
It is made of non-permeable material；
The Halbach array formula face wheel further includes top ring (12), outer jointing jacket (8) and internal protective cover (10)；It is described
Outer jointing jacket (8) and internal protective cover (10) be closely sleeved on the outside and inside of cylindric permanent magnet respectively, described is upper
End ring (12) is fixed on the upper surface of cylindric permanent magnet, top ring (12), outer jointing jacket (8), interior guarantor by bonding mode
Sheath (10) is all made of non-permeable material and is made.
3. a kind of flux concentrating-Halbach array formula permanent-magnet surface for quadrature axis transmission according to claim 1 or 2
Gear set, it is characterised in that: tile shape permanent magnet (5) number of pole-pairs of the flux concentrating formula cylinder wheelWith Halbach gusts
Fan-shaped permanent magnet (9) number of pole-pairs of column face wheel, following relational expression should be met:
In formula,WithThe respectively revolving speed of flux concentrating formula cylinder wheel and Halbach array formula face wheel,For transmission ratio.
4. a kind of flux concentrating-Halbach array formula permanent-magnet surface tooth for quadrature axis transmission according to claim 1
Wheel group, it is characterised in that: multiple tile shape permanent magnets (5) and multiple tile shape filler body (6) and multiple sectors are forever
The thickness of magnet (9) is equal, the axial length of multiple tile shape permanent magnets (5) and multiple tile shape filler body (6) and more
The radical length of a sector permanent magnet (9) is equal.
5. a kind of flux concentrating-Halbach array formula permanent-magnet surface tooth for quadrature axis transmission according to claim 1
Wheel group, it is characterised in that: former and later two end faces of the cylinder wheel (1) are aligned with inside and outside two circular arc lines of face wheel (2)
Setting.
6. a kind of flux concentrating-Halbach array formula permanent-magnet surface gear set for quadrature axis transmission, it is characterised in that: its group
At including two wheels, described two wheels are magnetic gear, and two wheels are cylinder wheel (1) and face wheel (2) respectively, described
Face wheel (2) is horizontally disposed, and cylinder wheel (1) setting is above face wheel (2), and cylinder wheel (1) and face wheel (2)
Axle centre is mutually orthogonal, and there are air gaps between cylinder wheel (1) and face wheel (2)；When one of wheel is driving wheel, in addition
One wheel is driven wheel, and the driving wheel drives driven wheel to rotate by magnetive attraction；The cylinder wheel (1) is Halbach
Array cylinder wheel, the face wheel (2) are flux concentrating formula face wheel；
The Halbach array formula cylinder wheel includes cylinder wheel yoke portion (4) and multiple tile shape permanent magnets (5)；The circle
Column wheel yoke portion (4) is equipped with axial center hole one (4-1), along axis on the inner wall of the axial center hole one (4-1) in cylinder wheel yoke portion (4)
To the keyway one (4-2) offered for cooperating with shafting one；Multiple tile shape permanent magnets (5) include multiple first types
Tile shape permanent magnet (5-1), multiple second type tile shape permanent magnets (5-2), multiple third type tile shape permanent magnets (5-3) and more
A 4th type tile shape permanent magnet (5-4), multiple first type tile shape permanent magnets (5-1), multiple second type tile shapes
Permanent magnet (5-2), multiple third type tile shape permanent magnets (5-3) and multiple 4th type tile shape permanent magnets (5-4) are by viscous
Knot mode is fixed on the outer circumference surface in cylinder wheel yoke portion (4), and multiple first type tile shape permanent magnets (5-1), multiple second
Type tile shape permanent magnet (5-2), multiple third type tile shape permanent magnets (5-3) and multiple 4th type tile shape permanent magnets (5-4)
Successively according to the first type tile shape permanent magnet (5-1), second type tile shape permanent magnet (5-2), third type tile shape permanent magnet (5-
3) and the cycle arrangement that puts in order of the 4th type tile shape permanent magnet (5-4) is arranged to form circular permanent magnet, and multiple first
Type tile shape permanent magnet (5-1) and multiple third type tile shape permanent magnets (5-3) are all made of cutting orientation magnetizing, and be often disposed adjacent
The magnetizing direction of first type tile shape permanent magnet (5-1) and third type tile shape permanent magnet (5-3) is on the contrary, described multiple second
Type tile shape permanent magnet (5-2) and the 4th type tile shape permanent magnet (5-4) are all made of radial direction or parallel magnetization, and are often disposed adjacent
Second type tile shape permanent magnet (5-2) it is opposite with the magnetizing direction of the 4th type tile shape permanent magnet (5-4)；
The flux concentrating formula face wheel includes face wheel yoke portion (13), multiple segment cores (14) and multiple fan-shaped permanent magnets
(9)；The face wheel yoke portion (13) is made of non-permeable material, and face wheel yoke portion (13) is equipped with axial center hole two
(13-1) is provided in the axial direction on the inner wall of the axial center hole two (13-1) in face wheel yoke portion (13) for cooperating with shafting two
Keyway two (13-2)；Multiple fan-shaped permanent magnets (9) include multiple first type sector permanent magnets (9-1) and multiple second
Type sector permanent magnet (9-2), multiple first type sector permanent magnets (9-1) and multiple second type sector permanent magnets (9-2)
Successively alternately and equidistantly it is vertically arranged and is fixed on by bonding mode the outer periphery of the upper surface in face wheel yoke portion (13)
It is close in the spacing between the first type sector permanent magnet (9-1) being often disposed adjacent and second type sector permanent magnet (9-2) at edge
It is provided with a segment core (14), multiple segment cores (14) are fixed on face wheel yoke portion by bonding mode
(13) at the neighboring of upper surface, multiple first type sector permanent magnets (9-1) and multiple second type sector permanent magnets (9-2)
It is all made of cutting orientation magnetizing, and the first type sector permanent magnet (9-1) for being often disposed adjacent and second type sector permanent magnet (9-2) fill
Magnetic direction is on the contrary, each segment core (14) and the first type sector permanent magnet (9-1) or second type of setting adjacent thereto are fan-shaped
Permanent magnet (9-2) constitutes a pole span, and the pole embrace of multiple sector permanent magnets (9) is between 0.3-0.5, multiple tile shapes
The pole embrace of permanent magnet (5) and the pole embrace of multiple segment cores (14) are consistent.
7. a kind of flux concentrating-Halbach array formula permanent-magnet surface tooth for quadrature axis transmission according to claim 6
Wheel group, it is characterised in that: the Halbach array formula cylinder wheel further includes front end ring (3-1), rear end ring (3-2) and protection
Body (7)；The front end ring (3-1) and rear end ring (3-2) is fixed on multiple tile shape permanent magnets by bonding mode respectively
(5) on former and later two end faces, the protection body (7) is closely sleeved on the outside of multiple tile shape permanent magnets (5), front end
Ring (3-1), rear end ring (3-2) and protection body (7) are all made of non-permeable material and are made；
The flux concentrating formula face wheel further includes top ring (12), outer jointing jacket (8) and internal protective cover (10)；Described is outer
Protective case (8) and internal protective cover (10) be separately positioned on multiple segment cores (14) and multiple fan-shaped permanent magnets (9) outside and
Inside, the top ring (12) are fixed on multiple segment cores (14) and multiple fan-shaped permanent magnets (9) by bonding mode
Upper surface, top ring (12), outer jointing jacket (8) and internal protective cover (10) are all made of non-permeable material and are made.
8. a kind of flux concentrating-Halbach array formula permanent-magnet surface for quadrature axis transmission according to claim 6 or 7
Gear set, it is characterised in that: tile shape permanent magnet (5) number of pole-pairs of the Halbach array formula cylinder wheelWith magnetic flux collection
Fan-shaped permanent magnet (9) number of pole-pairs of Chinese style face wheel, following relational expression should be met:
In formula,WithThe respectively revolving speed of Halbach array formula cylinder wheel and flux concentrating formula face wheel,For transmission ratio.
9. a kind of flux concentrating-Halbach array formula permanent-magnet surface tooth for quadrature axis transmission according to claim 6
Wheel group, it is characterised in that: former and later two end faces of the cylinder wheel (1) are aligned with inside and outside two circular arc lines of face wheel (2)
Setting.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610897480.5A CN106452005B (en) | 2016-10-15 | 2016-10-15 | A kind of flux concentrating-Halbach array formula permanent-magnet surface gear set for quadrature axis transmission |
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| CN201610897480.5A CN106452005B (en) | 2016-10-15 | 2016-10-15 | A kind of flux concentrating-Halbach array formula permanent-magnet surface gear set for quadrature axis transmission |
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| CN106787609B (en) * | 2017-03-30 | 2018-11-02 | 华中科技大学 | A kind of magnetic field modulation type magnetic-gear of high torque density |
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|---|---|---|---|---|
| CN101499709A (en) * | 2008-01-28 | 2009-08-05 | 刘新广 | Magnetic torque converter |
| CN103023274A (en) * | 2012-12-27 | 2013-04-03 | 江苏大学 | Permanent magnet induction worm-gear transmission |
| CN103490586A (en) * | 2013-09-11 | 2014-01-01 | 辽阳泰科雷诺科技有限公司 | Flat plate magnet collecting type magnetic circuit structure for permanent magnet synchronous transmission device |
| CN205141969U (en) * | 2015-10-20 | 2016-04-06 | 石爱民 | Non -contact vortex transmission system |
| CN206135693U (en) * | 2016-10-15 | 2017-04-26 | 哈尔滨工业大学 | Be used for driven magnetic flow of orthogonal axes to concentrate halbach array is magnetic surface gear train forever |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7294947B2 (en) * | 2004-03-01 | 2007-11-13 | Flux Drive, Inc. | Apparatus for transferring torque magnetically |
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2016
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101499709A (en) * | 2008-01-28 | 2009-08-05 | 刘新广 | Magnetic torque converter |
| CN103023274A (en) * | 2012-12-27 | 2013-04-03 | 江苏大学 | Permanent magnet induction worm-gear transmission |
| CN103490586A (en) * | 2013-09-11 | 2014-01-01 | 辽阳泰科雷诺科技有限公司 | Flat plate magnet collecting type magnetic circuit structure for permanent magnet synchronous transmission device |
| CN205141969U (en) * | 2015-10-20 | 2016-04-06 | 石爱民 | Non -contact vortex transmission system |
| CN206135693U (en) * | 2016-10-15 | 2017-04-26 | 哈尔滨工业大学 | Be used for driven magnetic flow of orthogonal axes to concentrate halbach array is magnetic surface gear train forever |
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