CN110165841A - Device and method for manufacturing hairpin-type winding - Google Patents
Device and method for manufacturing hairpin-type winding Download PDFInfo
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- CN110165841A CN110165841A CN201910114613.0A CN201910114613A CN110165841A CN 110165841 A CN110165841 A CN 110165841A CN 201910114613 A CN201910114613 A CN 201910114613A CN 110165841 A CN110165841 A CN 110165841A
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- Prior art keywords
- directed
- contact end
- directed element
- orientation
- operating mechanism
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/10—Connecting leads to windings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/0056—Manufacturing winding connections
- H02K15/0068—Connecting winding sections; Forming leads; Connecting leads to terminals
- H02K15/0081—Connecting winding sections; Forming leads; Connecting leads to terminals for form-wound windings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/0056—Manufacturing winding connections
- H02K15/0068—Connecting winding sections; Forming leads; Connecting leads to terminals
- H02K15/0081—Connecting winding sections; Forming leads; Connecting leads to terminals for form-wound windings
- H02K15/0087—Connecting winding sections; Forming leads; Connecting leads to terminals for form-wound windings characterised by the method or apparatus for simultaneously twisting a plurality of hairpins open ends after insertion into the machine
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/06—Embedding prefabricated windings in machines
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The present invention relates to a kind of device and method for manufacturing hairpin-type winding, particularly for the device and method of the orientation of the contact end (6.1) of the hair clip (6) of hairpin-type winding, the contact end of hairpin-type winding is arranged in a manner of the arrangement (R) of the bilayer (DL) and quantity corresponding with notch quantity that stretch along circumferential direction radially stretched, device includes the directed element (1 that can be moved relative to each other, 2, 3), its at least part has opening (7.1, 7.2, 7.3), opening so orients relative to each other, so as to realize passing through for contact end, it is provided with multiple first directed elements (1) of the tangential orientation for contacting end, it is provided with multiple second directed elements (2) and the third directed element (3) of the radial directed for contacting end, its difference is at least Opening (7.2,7.3) with the contact end corresponding, for accommodating an arrangement with double-deck quantity, and can differently move in radial directions.
Description
Technical field
Make hair clip end to be connected to each other when the present invention relates to a kind of for being used for the hairpin-type winding of motor in manufacture
The device and method of orientation.
Background technique
In the prior art for example by 2012/119691 A1 of document WO it is known that being directed through in wherein hair clip end
Two are being rotated relative to one another and have dimply disc to carry out, wherein by the contact end of hair clip push together with
Block is formed, the positioning of contact end is thus carried out.
Problem of the prior art especially contacts the blocky positioning of end because so that hairpin-type winding it is different
The insulation of route relative to each other becomes difficult, and may alternatively appear in the conductive contact between the different routes of hairpin-type winding.
Summary of the invention
The purpose of the present invention is to provide a kind of devices, equally can be realized contact end accurate positioning, can be simple
Ground manufactures and provides high reliability of technology.
The purpose according to the device and method of independent claims by realizing.
A kind of device of the orientation of the contact end of hair clip for hairpin-type winding is proposed according to the present invention, wherein
The contact end of hairpin-type winding is radially stretched with the bilayer that stretches along circumferential direction and with notch quantity respective numbers
The mode of arrangement is arranged, wherein device includes the directed element that can be moved relative to each other, wherein in directed element at least
A part has opening, and wherein, opening orientation such relative to each other, so as to realize passing through for contact end, it is special
Sign is, is provided with multiple first directed elements of the tangential orientation for contacting end, is provided with the diameter for contacting end
To multiple second directed elements and third directed element of orientation, the second directed element and third directed element accordingly at least have
Corresponding with double-deck quantity to be open, with the contact end for accommodating an arrangement, and the second directed element and third orient
Element can be moved differently in radial directions.
The curved conductor element of U-shaped is used in hairpin-type winding, is installed in the stator of motor or the notch of rotor,
That is, the open end that conductor element is contact end is arranged in an axial end, and the fold-back regions of all closures are arranged in
Another axial end.Hair clip is arranged with multilayer, wherein two side feet of U-shaped conductor element accordingly arrange in the different layers.It connects
Substantially every layer of contacting end portion is deformed from every layer with different tangential directions, that is, so-called distortion, so as to adjacent along circumferential direction
The contact end of hair clip is close to each other, is achieved in conductive contact and therefore realizes the coil for being formed and being made of multiple hair clips.
Connection is corresponding to establish between two adjacent contact ends of different layers, therefore the different layer forms bilayer.It is double-deck excellent
Selection of land be arranged in in the arranged radially of the comparable quantity of notch quantity, wherein notch quantity correspond to for accommodate stator or
The quantity of the notch of conductor element in rotor.
In order to which the conductive connection usually carried out by welding can be established between double-deck contact end, need to make contact jaw
Portion orients relative to each other.For this purpose, device have multiple directed elements, at least part therein be implemented as it is movable, so as to
Realize the relative motion of directed element relative to each other.At least part of directed element has opening, in order to accommodate contact jaw
Portion.Here, the opening for being differently directed element so orients relative to each other, that is, it is fixed that opening makes it possible to realize that contact end passes through
To element.Opening has clear span in radial direction and tangential direction, is greater than the size of double-deck contact end.Different
Directed element is accordingly arranged in adjacent plane, they are stretched perpendicular to the axis of motor, that is, are being contacted in the axial direction
Couple in the region of end with stator or rotor.
Embodiment according to the present invention has multiple first directed elements for tangential orientation, may be arranged at arrangement
Between.For radial directed, multiple second directed elements and third directed element are accordingly set.Second directed element and third are fixed
The opening that quantity corresponding with double-deck quantity is extended in a radial direction and accordingly at least had to element, so as to realize
The corresponding contact end for accommodating an arrangement.Second directed element and third directed element are so arranged, that is, can be had between them
Relative motion in radial directions, so that double-deck contact end accordingly radially orients.By relative motion along diameter
The clear span for reducing the channel formed by the opening of directed element to direction, thus forces together double-deck contact end, and
And it therefore radially positions or orients.Here, relative motion can pass through the second directed element, third directed element or two
The movement of directed element is realized.It is achieved in the reproducible accurate pointing of contact end.
The embodiment of the apparatus according to the invention is characterized in that the first directed element is embodied as chock, can be along diameter
To direction between external movement to arrangement, or it is embodied as pole, extend between arrangement and is rotatably supported.For
Tangential orientation, is provided with the first directed element, reclines in the tangential direction with the contact end of an arrangement, and contact
End is oriented using the first adjacent along circumferential direction directed element together.Here, the first directed element has gap, make
Passing through for contact end must be can be realized.
First directed element can be implemented such as wedge-shapedly in embodiments.By wedge-type shape, first orient wherein
Element corresponds to circle section or annulus section, can realize contact jaw simply by the movement of the first directed element radially
The impartial tangential orientation in portion.Due to the identical wedge-type shape of the first directed element, form arrangement is evenly distributed on circumferential direction
On arrangement.
The alternative embodiment of first directed element can be formed for example by pole.Here, pole rotatably supports
Extend at the swivel point being diametrically disposed within bilayer or except bilayer, and between arrangement, wherein at least towards connecing
Preferably implement as the crow flies the side of contacting end portion.The shape of pole and the position of swivel point are so implemented, that is, adjacent distribution
To an arrangement pole in parallel orientation with preferably maximally, with contact the corresponding spacing of the width of end.Multiple bars
Son mechanically to each other can also couple, such as adjacent pole can be connected to each other in the form of curved bar or scissor bar mechanical device
And at the same time being manipulated.
Therefore, simple basic configuration is obtained for the first directed element, thus it can be simple and be advantageously made, and
It can simply be replaced when necessary in maintenance and maintenance.
The embodiment of the apparatus according to the invention is characterized in that, is provided with support plate, by support plate in axial side
Directed element is accommodated upwards.Due to multiple directed elements, which has support plate, by different orientation members on it
Part arrangement guides in the planes and when necessary.By support plate, simplified and acceleration mounts a device onto hairpin-type winding
Contact end on, and guarantee directed element positioning.For this purpose, support plate is at least in the region of contact end with recessed
Place is suitable for making to contact end and passes through, and has at least one size corresponding with the opening of directed element.Support plate is preferred
Ground has the shape of disc or annulus.Recess preferably has into inclined-plane, to contact passing through and therefore for end
So that the placement of device becomes simple.Support plate may be provided at the side back to stator or rotor of directed element.However, in order to
It more simply places, support plate is preferably arranged between directed element and stator or rotor.Alternatively, the support plate of circular ring shape
It also only can radially be arranged within contact end and/or be preferably provided in except contact end, thus can reduce
In the required axial arrangement space of contact end.
In a device in accordance with the invention, embodiment is characterized in that, is provided at least one operating mechanism, is made
It can be realized the movement of directed element.In order to guarantee to manipulate simultaneously first, second and/or third directed element at least one
A, device has at least one operating mechanism, simultaneously manipulation first, second and/or third directed element.It is achieved in contact
The identical orientation of end.
The preferred embodiment of the apparatus according to the invention is characterized in that directed element and/or operating mechanism include
Passive induction element in the form of cam disc or with pneumatic, hydraulic or electrical driver active actuator.
Passive induction element by way of in cam disc, can be such that directed element moves simply by operating mechanism.
Herein, it is preferable that the operating mechanism for surrounding directed element is for example rotated relative to directed element in tangential direction, is thus mutually tied
The pin and curved surface of conjunction cause the relative motion between directed element.Curved surface may be provided at operating mechanism or directed element, and
And with the corresponding pin collective effect being mounted at other components.Instead of rotational motion, operating mechanism implements the reality being axially moved
It is equally possible to apply mode.Instead of curved surface, the inclined-plane of also settable respective action, pole etc..Pass through this passive induction element
Simply and advantageously directed element can be made to move, and reversed movement can be simply implemented.
Movable operating mechanism is substituted, can also be fixed about directed element position, and is real by active actuator
Relative motion between present directed element.As active actuator, other than hydraulic or pneumatic piston, phase also can be used
The thread driver answered or the teeth portion with such as electric drive.Active actuator can be realized more flexible manipulation, however, fixed
The manufacturing expense of device is therefore improved to the movement of element.
Device is characterized in that directed element has supporting member according to other embodiments of the present invention, passes through branch
Hold movement of the element guidance directed element in its direction of motion.Especially long hole is provided for supporting member, has and is inserted
Pin.Here, long hole or pin may be provided at directed element, and corresponding matching piece is arranged at fixed component, such as
Support plate, or be arranged at the component of relative motion, such as adjacent directed element in the axial direction, or be arranged two
On person, wherein multiple axially adjacent directed elements are supported at identical fixing component.It is protected by corresponding supporting member
The basic fixed position for demonstrate,proving directed element, this simplifies the use of device and manipulations.
It is according to the present invention to be characterized in that according to the device of embodiment, it is provided with cutting mechanism, passes through cutting mechanism
End can will be contacted to be cut into the protrusion 6.2 for determining length.Due to machining tolerance, different deformations etc., hair clip is connect
Contacting end portion highly can be protruded differently, however, in terms of the required structure space of motor, it is preferably as smaller as possible, and
And the height preferably unified particularly with connection.Make to contact end by directed element and orient relative to each other and preferably
Until being conductively connected temporarily fixed.It in order to connect, such as welds, it is advantageous to it is prominent with unified measured length really to contact end
More than temporary fixed part.Therefore, after orienting by directed element, determining length is cut into contact end.
The preferred embodiment of the apparatus according to the invention is characterized in that cutting mechanism includes: at least one cooperation
Plate has thickness corresponding with the length of the determination of protrusion；With at least one shearing elements, can be transported relative to matching board
It is dynamic and with matching board collective effect, to cut contact end.Here, cutting mechanism for example can by cut cells, such as
It the matching board that is axially fitted on directed element and is formed with the coefficient shearing elements of matching board, the matching board is preferably
With thickness corresponding with determining length.Thus determining length simply and quickly can be cut into contact end.
It is also feasible that such embodiment, is wherein using the cutting unit for cutting contact end, such as
Saw, cutting wheel, water jet, laser etc..
In other implementations, apparatus according to the invention is characterized in that, it is provided with welder, passes through welding
Device can weld together each other in an electrically conductively corresponding two via the mutually positioning contact end of directed element.
Embodiment is not limited to example above, and can realize other corresponding structural schemes and any group each other
It closes.For example, support plate can also be used as in directed element or directed element simultaneously one is used as support plate or matching board
Function also passes through support plate or directed element is realized.
In addition, proposing a kind of method for welding the contact end of hairpin-type winding according to the present invention comprising step
It is rapid: to make to contact end orientation；Cut contact end；Welding contact end, which is characterized in that at least orientation step is utilized according to upper
Bright device is stated to execute, the tangential orientation of contact end is carried out by the first directed element, and by the second orientation
Relative motion between element and third directed element carries out radial directed.It is oriented about what is carried out in radial directions second
Relative motion between element and third directed element, as other design schemes, with reference to explanation above.
Embodiment according to the method for the present invention is characterized in that, will contact end after orientation by cutting mechanism
It is cut into the uniform length for protruding past directed element.
Preferably, it is cut by the contact end rotated down, simply and reliably to pass through gravity from contact
End removes the distal end of conductor element, and avoids making device, stator or rotor dirty.For this purpose, making stator or rotor and placement
Device rotates together, unless there is corresponding positioning during orientation, so that pivot center is on the direction of contact end
Acute angle is surrounded with gravity direction or they are stretched in parallel with each other.
Other embodiments according to the method for the present invention are characterized in that, by cutting mechanism before welding contacts end
It removes.In order to enable welding mechanism can be as well as possible close to contact end, cutting mechanism is especially the case where using matching board
Under be removed before welding.
Method in embodiment according to the present invention is characterized in that, by the rotational motion of operating mechanism, via drawing
Guiding element moves directed element radially.The orientation of all movements can simply be made by the rotational motion of operating mechanism
Element moves simultaneously.
The feature of embodiment can any combination each other.
Detailed description of the invention
By attached drawing, the present invention is further explained below.The same or similar element is indicated with unified appended drawing reference.
Wherein:
The cut-away section of the element of the apparatus according to the invention when in use is shown in detail in Fig. 1.
The three-dimensional view of the element of the apparatus according to the invention when in use is shown in detail in Fig. 2.
The cut-away section of the apparatus according to the invention is shown in detail in Fig. 3.
The three-dimensional view of the apparatus according to the invention is shown in detail in Fig. 4.
Specific embodiment
Fig. 1 shows a part of the element of embodiment according to the present invention during application, that is, has and is placed into electricity
Device on the contact end 6.1 of the hair clip 6 of the winding of machine (in this stator S).In order to better illustrate, device is not shown
All parts.
Device has multiple first directed elements 1, constructs and is accordingly arranged in by contacting 6.1 shape of end wedge-shapedly
At arrangement R between.The first plane is formed by the first directed element 1 being adjacently positioned in the circumferential, in the implementation shown
It is in scheme in support plate 5.It is provided with opening 7.1 between the first directed element 1, the location of opening is along towards connecing
The side of contacting end portion 6.1.In the illustrated example, opening 7.1 passes through the accordingly wedge-shaped shape between two the first directed elements 1
The taper of shape is formed.Reduced between directed element 1 by moving the first directed element 1 radially towards center
Spacing, and therefore reduce the clear span of opening 7.1, it thus contacts end 6.1 and orients and temporarily fix tangent to each otherly.
In order to keep the first directed element 1 radially movable, with induction element 8.1, the induction element and operating mechanism
4.1,4.2 8.4 collective effect of induction element.Here, the induction element 8.1 of the first directed element 1 is in the form of circular recess
Implement, and the induction element 8.4 of operating mechanism 4.1,4.2 is embodied as curved shape recess, pass through unshowned manipulating pin
9.1 collective effect.By the rotation of operating mechanism 4.1,4.2 in tangential direction make the manipulating pin 9.1 being not shown in Fig. 1 along
The curved shape induction element 8.4 of operating mechanism 4.1,4.2 radially moves, because of the guiding element of operating mechanism 4.1,4.2
Part 8.4 has the radius changed in the circumferential relative to center or pivot center.Because of manipulating pin 9.1 and the first directed element 1
Guide surface 8.1 couple, so semidiameter causes to move the first directed element 1 radially.Here, induction element 8.4
It is not necessarily limited by the curve shape shown, but also implementable is the long hole with straight side.Different from the embodiment party shown
Formula, it is also possible that manipulating pin 9.1 constructs one-piece with the first directed element 1, which reduce number of components.
In order to avoid the first directed element 1 card rib and ensure radial motion direction, embodiment preferably has bearing
Element 10.1,10.2,10.3,11,12.In the illustrated example, other than the bearing 11 being arranged in support plate 5, bearing
Element 10.1,10.2,10.3,11,12 further includes the bearing surface 10.1,10.2,10.3 and bearing at directed element 1,2,3
Pin 12.It is provided with the fulcrum post 12 being not shown in Fig. 1 in bearing 11, the bearing surface at the side of the first directed element 1
10.1 recline with the fulcrum post.First directed element 1 has constant width in the region of bearing surface 10.1, so as in radial direction
It is maintained at tangentially directed at fulcrum post 12 during movement.Bearing surface 10.1, which is located at, to be disposed in the region of corresponding fulcrum post 12
And radially at least extend in length corresponding with the difference of movement length or radius.
Second directed element 2 equally constructs wedge-shapedly, and is arranged on the first directed element 1 in the illustrated example
Axially adjacent plane in.Compared to the first directed element 1 of the embodiment shown, the second directed element 2 is not distribution
Between the arrangement R of contact end 6.1, but accordingly distribute to an arrangement R.Opening 7.2 is accordingly centrally arranged at second
In directed element 2, wherein the double-deck D in Xiang Yingwei contact jaw portion 6.1 is provided with individually opening 7.2, and contact end must be each other
It is conductively connected.Therefore, in the illustrated example, three openings 7.2 are accordingly arranged in each second directed element 2.With more or
Other variants of less opening 7.2 are equally possible, and depend on the winding that will be produced, more specifically the number of its bilayer D
Amount.As in the first directed element 1, manoeuvre portion is arranged in the form of cam disc, wherein in the illustrated example, the
The induction element 8.2 of two directed elements 2 has curve shape.Equally, in the mean radius of this induction element 8.2 in the second orientation
It changes in the circumferential direction of element 2.Coefficient with induction element 8.2 is to be fixed on unshowned operating mechanism in Fig. 1
4.1, the corresponding induction element 9.2 at 4.2, causes corresponding radial motion.In addition, the second directed element 2 has bearing
Face 10.2 is configured to long hole and is aligned with the bearing surface 10.1 of the first directed element 1, so that the second directed element 2 passes through
Identical fulcrum post 12 is supported and is guided with bearing 11.
Third directed element 3 is similar to the second directed element 2 to construct, wherein the inclined-plane edge of curved shape induction element 8.3
Opposite direction inclination, so as to realization and the second directed element 2 radially phase when being manipulated simultaneously by identical manipulating pin 9.2
The anti-direction of motion.In the illustrated example, it is another be not both be open 7.3 and bearing surface 10.3 position, radially misplace
Ground arrangement, to realize the opposite direction of motion.
Induction element 8.2,8.3,8.4 has at least two switching positions, depends on manipulating pin 9.1,9.2 in the circumferential
Position.On the one hand switching state corresponds to original state, opening 7.1,7.2,7.3 has and is overlapped as far as possible wherein, with
Just offer opening 7.1,7.2,7.3 as big as possible is passed through in order to make to contact end 6.1.Another switching state is corresponding to alignment shape
State, directed element is moved relative to each other wherein, the coincidence to minimize opening 7.1,7.2,7.3 and therefore each bilayer
Contact end 6.1 be in alignment with each other and and then pressed against each other, temporarily to fix them.
It is also possible that the second directed element 2 and third directed element 3 have phase in unshowned another embodiment
Same shape, wherein the original state on tangentially or circumferentially direction must be in the centre of induction element 8.2,8.3, and
And it is arranged to the position that there is third directed element 3 axis for surrounding and radially stretching to have rotated 180 ° in a device.Here, excellent
Point is to reduce the quantity of different component, however in the case where the induction element of same widths 8.2,8.3 or directed element 2,3
The angle that operating mechanism 4.1,4.2 passes through in manipulation becomes smaller.
In unshowned other embodiments it is also possible that between the second directed element 2 and third directed element 3
Relative motion only pass through the second directed element 2 or third directed element 3 and implement, and other directed elements do not execute radial direction
Movement.This can be achieved in, that is, the induction element 8.2,8.3 for the directed element 2,3 not moved at least is passed through in manipulating pin 9.2
There is the radius constant about pivot center in the angular range crossed and/or fixedly connect with support plate 5, or form support
Plate.
Support plate 5 shown in FIG. 1 covers radially extending for winding, and therefore has the row with contact end 6.1
R is corresponding wears mouth 5.1 for column, passes through so as to realize and make to contact end 6.1.It is preferred in the side towards hair clip 6 to wear mouth 5.1
Ground includes entering inclined-plane, enters that clear span in inclined-plane is maximum at this, and is become smaller along axial direction trend immediately, so that connecing
Passing through for contacting end portion 6.1 becomes simple.
It contacts end 6.1 and third directed element 3 is extended over protrusion 6.2.In the end of protrusion 6.2, pass through
Directed element 1,2,3 orients relative to each other and temporarily fixed contact end 6.1 is preferably conductively connected to each other via welding.
Protrusion 6.2 preferably has determining uniform length, therefore, contacts end 6.1 and leads to after orientation and fixation
It crosses unshowned cutting mechanism and is cut into such as 3mm measured length really.As cutting mechanism, such as shearing elements and cooperation can be used
Plate cuts contact end 6.1 to realize.Here, if the matching board with thickness corresponding with determining length is placed
Onto third directed element 3, this can be realized easily.
Fig. 2 shows an embodiments, largely correspond to embodiment shown in FIG. 1, therefore can refer to
Above description.Support plate 5 is equally provided in Fig. 2, directed element 1,2,3 is arranged in along axial one after another on it
In plane, and pass through the common bearing of fulcrum post 12 or guidance.Support plate 5 is manipulated mechanism 4.1,4.2 in outside and surrounds.?
In Fig. 2, the induction element 8.4 of operating mechanism 4.1,4.2 is accordingly connect with the first directed element 1 by manipulating pin 9.1.It is manipulating
When mechanism 4.1,4.2 tangentially moves, due to passing through the connection of manipulating pin 9.1, the first directed element 1 is radially moved,
Thus the contact end 6.1 for arranging R orients and fixes in the tangential direction as shown.
In order to illustrate construction, that only completely assembles shows the plane of the first directed element 1, and leaves out in the example shown
Three adjacent the second directed elements 2 and five adjacent third directed elements 3.Second directed element 2 and third orientation member
Part 3 is accordingly placed on the arrangement R of contact end 6.1, wherein is worn the contact end 6.1 for the double-deck DL that need to be connected to each other accordingly
The corresponding opening 7.1,7.2,7.3 for crossing directed element 1,2,3 is stretched out.Different from Fig. 1, each arrangement R tool is shown in FIG. 2
There are four the embodiments of bilayer DL.
In addition, directed element 1,2,3 accordingly has mark B.Different directed elements can be more simply distinguished by identifying B
1,2,3, thus simplify assembly.B is identified on the upside preferably when side is in assembly in the form of coining or gravure, such as
Applied by coining formed punch, machining or laser beam marking.Alternatively, perforative mark B can also in the form of punching etc.,
Thus can make the quality of movement reduces.Especially in identical molding and only different 2 He of the second directed element of installation site
In third directed element 3, two sides also preferably have corresponding different mark B.In the illustrated example, mark B includes using
In the number and letter of the type of directed element 1,2,3, the different variants for different windings can be for example marked by them.
The mark B being introduced into directed element 1,2,3 illustrated before this have the advantage that they do not have compared to the mark B for example stamped
Have due to the relative motion between directed element 1,2,3 and is erased.
Fig. 3 shows the cutting diagram of the component of the embodiment according to the present invention of device.The structure of directed element 1,2,3
It makes largely corresponding to the embodiment shown in fig. 1 and 2, wherein winding and its hair clip 6 or contact jaw is not shown
Portion 6.1, directed element be arranged in support plate 5 and by the fulcrum post 12 being wherein arranged radially movably come
Bearing.
In this embodiment, support plate 5 has centring pin 14, and coaxial and is contained in bracket 15
In.Bracket 15 is configured to accommodate winding, the especially stator or rotor of motor.Centring pin 14 simplifies winding and dress with bracket 15 together
Mutual positioning is set, and thus simplifies the placement of device.
In addition, being provided with locking member 13.1 placed in the middle, it is connect with support plate 5, herein by being preferably threadedly coupled.
Locking member 13.1 covers the partial region of the inner radial of directed element 1,2,3, to avoid lifting in the axial direction.
In the illustrated embodiment, implement to operating mechanism 4.1,4.2 multi-piece types.The encirclement of first operating mechanism 4.1 such as exists
Support plate 5 as implementing in Fig. 2, and connect by manipulating pin 9.1 with the first directed element 1.Second operating mechanism 4.2
Setting side, and the radially outer part of the first operating mechanism 4.1 of covering and directed element 1,2,3 in the axial direction, thus leads to
Crossing locking member 13.1 prevents the axial lifting of directed element 1,2,3.Make the second manipulation unit 4.2 by other manipulating pins 9.2
It is connect with the induction element 7.2,7.3 of the second directed element 2 and third directed element 3, thus in the second operating mechanism 4.2 along cutting
It is diametrically moved to the second directed element 2 when rotation and the implementation of third directed element 3.Other manipulating pins 9.2 are by with
Other locking members 13.2 that two operating mechanisms 4.2 are screwed on lock.Third locking member 13.3 makes 4.2 phase of the second operating mechanism
First operating mechanism 4.1 is locked.
Operating mechanism 4.1,4.2 can be fixedly secured to one another, just as one in the case where 4.1,4.2 one of operating mechanism is implemented
Sample.When manipulating together, directed element 1,2,3 can also be when correspondingly constructing induction element 8.1,8.2,8.3,8.4 by altogether
Same manipulating pin 9.1,9.2 connects.With the first operating mechanism 4.1 and the second operating mechanism 4.2 that can be turned independently of each other
Embodiment this have the advantage that, non-concurrently can realize contact end 6.1 tangentially and radially in succession and simultaneously in time
Orientation, and can also be achieved the different size of rotational angle for operating mechanism 4.1,4.2.
Fig. 4 shows the embodiment of the apparatus according to the invention.In the three-dimensional view, it only can be seen that the third on top is fixed
To element 3.Operating mechanism 4.1,4.2 is divided into two parts, and the first operating mechanism 4.1 can be relative to the second operating mechanism
4.2 rotation.What is connect with bracket 15 is the first driving unit 16.1 and the second driving unit 16.2.In the second operating mechanism 4.2
It is in the region on periphery and is provided with recess, on the one hand to realize in the first driving unit 16.1 and the first operating mechanism 4.1
Between effective connection, and on the other hand establish it is effective between the second driving unit 16.2 and the second operating mechanism 4.2
Connection.In the illustrated example, effectively connection is corresponding is realized by teeth portion.It can make manipulation machine by driving unit 16.1,16.2
Structure 4.1,4.2 rotates independently of one another on time and direction, thus accordingly cause via manipulating pin 9.1,9.2 directed element 1,
2,3 corresponding radial motion, and be achieved in the orientation of contact end 6.1 and temporarily fix.
However, the present invention is not limited to the embodiments of explanation.
As described above, independent advantageous feature can also only be arranged.It is also feasible that the double-deck DL with other quantity
Etc. embodiment.
Reference signs list
1 first directed element
2 second directed elements
3 third directed elements
4.1；4.2 operating mechanism
5 support plates
5.1 wear mouth
6 hair clips
6.1 contact ends
6.2 protrusion
7.1；7.2；7.3 opening
8.1；8.2；8.3；8.4 induction element
9.1；9.2 manipulating pin
10.1；10.2；10.3 bearing surfaces
11 bearings
12 fulcrum posts
13.1；13.2；13.3 locking members
14 centring pins
15 brackets
16.1；16.2 driving units
S stator
DL is double-deck
R arrangement
B mark
Claims (13)
1. a kind of device for orienting the contact end (6.1) of the hair clip (6) of hairpin-type winding, wherein the hairpin-type
The contact end (6.1) of winding be arranged to the bilayer (DL) and quantity corresponding with notch quantity stretched along circumferential direction along diameter
To multiple arrangements (R) of extension,
Wherein, described device includes multiple directed elements (1,2,3) moved relative to each other,
Wherein, at least part of the directed element (1,2,3) has opening (7.1,7.2,7.3),
And wherein, the opening (7.1,7.2,7.3) is oriented relative to each other, wear the contact end (6.1) can
It crosses,
It is characterized in that, be provided with for by it is described contact end (6.1) multiple first directed elements tangentially oriented
(1), be provided with for by it is described contact end (6.1) multiple second directed elements (2) being oriented radially and multiple thirds
Directed element (3), second directed element (2) and third directed element (3) at least have and double-deck (DL) respectively
The opening (7.2,7.3) of the corresponding contact end (6.1) for accommodating an arrangement (R) of quantity, and second orientation
Element (2) and third directed element (3) can be moved differently in radial directions.
2. the apparatus according to claim 1, which is characterized in that first directed element (1) is chock, the chock energy edge
Radial direction is from external movement to the arrangement (R)；Or first directed element (1) is pole, the pole is in institute
It states and extends between arrangement (R) and support with being able to rotate.
3. device according to claim 1 or 2, which is characterized in that support plate (5) are provided with, by the support plate in axis
The directed element (1,2,3) are accommodated on direction.
4. device according to any one of the preceding claims, which is characterized in that be provided at least one operating mechanism
(4.1,4.2), at least one operating mechanism can be such that the directed element (1,2,3) move.
5. device according to claim 4, which is characterized in that the directed element (1,2,3) and/or the operating mechanism
(4.1,4.2) include passive induction element (8.1,8.2,8.3,8.4) in the form of cam disc or with pneumatic, hydraulic
Or the active actuator of electrical driver.
6. device according to any one of the preceding claims, which is characterized in that the directed element (1,2,3) has branch
Element (10.1,10.2,10.3,11,12) are held, by the supporting member to the directed element (1,2,3) in the side of its movement
It guides upwards.
7. device according to any one of the preceding claims, which is characterized in that be provided with cutting mechanism, pass through the cutting
Contact end (6.1) can be cut into the protrusion (6.2) for determining length by mechanism.
8. device according to claim 7, which is characterized in that the cutting mechanism includes: at least one matching board, this is matched
Plywood has thickness corresponding with the length of determination of the protrusion (6.2)；With at least one shearing elements, the shearing elements
Can relative to the matching board move and with the matching board collective effect, to cut the contact end (6.1).
9. device according to any one of the preceding claims, which is characterized in that be provided with welder, pass through the welding
The contact end (6.1) that device can be such that every two is positioned relative to each other by the directed element (1,2,3) is each other in an electrically conductively
Weld together.
10. a kind of method for welding the contact end (6.1) of hairpin-type winding, comprising steps of
The contact end (6.1) is oriented
Cut the contact end (6.1)
Weld the contact end (6.1)
It is characterized in that, at least orientation step is executed using device according to any one of claim 1 to 9,
The tangential orientation of contact end (6.1) is carried out by first directed element (1),
And it is carried out by the relative motion between second directed element (2) and the third directed element (3) radial
Orientation.
11. according to the method described in claim 10, it is characterized in that, being connect after orientation by the cutting mechanism by described
Contacting end portion (6.1) is cut into the uniform length for protruding past the directed element (1,2,3).
12. method described in any one of 0 or 11 according to claim 1, which is characterized in that welding the contact end
(6.1) cutting mechanism is removed before.
13. method according to any one of claims 10 to 12, which is characterized in that by the operating mechanism (4.1,
4.2) rotational motion makes the directed element (1,2,3) radially side via the induction element (8.1,8.2,8.3,8.4)
To movement.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102018202381.6A DE102018202381A1 (en) | 2018-02-16 | 2018-02-16 | Apparatus and method for making a hairpin winding |
| DE102018202381.6 | 2018-02-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110165841A true CN110165841A (en) | 2019-08-23 |
| CN110165841B CN110165841B (en) | 2023-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910114613.0A Active CN110165841B (en) | 2018-02-16 | 2019-02-14 | Device and method for producing hairpin windings |
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| Country | Link |
|---|---|
| CN (1) | CN110165841B (en) |
| DE (1) | DE102018202381A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102019219500A1 (en) * | 2019-12-12 | 2021-06-17 | Thyssenkrupp Ag | Bending device for copper rods |
| DE102019135326B4 (en) * | 2019-12-19 | 2022-02-24 | Gehring Technologies Gmbh + Co. Kg | Apparatus for masking and clamping stator hairpin assemblies to be welded, stator and apparatus system, and method of joining an upper portion of the hairpin assemblies |
| DE102019135802A1 (en) * | 2019-12-27 | 2021-07-01 | Grob-Werke Gmbh & Co. Kg | Tensioning device and tensioning method for tensioning wire ends |
| DE102020119587A1 (en) | 2020-07-24 | 2022-01-27 | Pro-Beam Gmbh & Co. Kgaa | Positioning device and method for positioning wire ends in the manufacture of an electrical machine |
| EP3975396A1 (en) * | 2020-09-24 | 2022-03-30 | Valeo Electric and Electronic Systems Sp. z o.o. | Device for positioning electrically conductive segments of a winding of a stator |
| WO2022106607A1 (en) | 2020-11-20 | 2022-05-27 | Miba Automation Systems Ges.M.B.H. | Device for positioning winding elements |
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| DE102018103100A1 (en) * | 2017-07-04 | 2019-01-10 | Grob-Werke Gmbh & Co. Kg | Method and device for positioning and clamping wire ends for electrical machines |
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Also Published As
| Publication number | Publication date |
|---|---|
| DE102018202381A1 (en) | 2019-08-22 |
| CN110165841B (en) | 2023-09-29 |
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