CN209393898U - A kind of device for flat wire bending in flat wire machine winding - Google Patents
A kind of device for flat wire bending in flat wire machine winding Download PDFInfo
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- CN209393898U CN209393898U CN201822270693.2U CN201822270693U CN209393898U CN 209393898 U CN209393898 U CN 209393898U CN 201822270693 U CN201822270693 U CN 201822270693U CN 209393898 U CN209393898 U CN 209393898U
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Abstract
This technology provides a kind of device for flat wire bending in flat wire machine winding, can the flat wire with different bending angles, bending length in disposable one winding layers of bending, prevent flat wire from generating deformation toward flat wire thickness direction.It includes pivoted housing, driving device, offers I securing groove of flat wire in the periphery of pivoted housing, each I securing groove of flat wire is opposite one by one with the end of part or all of flat wire；When pivoted housing is moved along axial direction to core ends, I end of flat wire be can extend into opposite I securing groove of flat wire；When pivoted housing rotation, flat wire I is bent in iron core circumferencial direction；The peripheral ring of flat wire is around guide sleeve on the same circumference, the periphery of guide sleeve and flat wire radial direction outer side contacts, with prevent flat wire in bending flat wire in stator core radial and outward deformation；Limit section is connected with clamping section, limit section periphery and flat wire radial direction interior side contacts, to prevent flat wire flat wire in bending to be deformed radially inwardly in stator core.
Description
Technical field
This technology is related to field of motor manufacturing, provides a kind of device for bending flat wire, especially a kind of to be used for flat wire
The device of flat wire bending in machine winding can be had not using the device bending flat wire in one winding layers of disposable bending
The flat wire of same bending angle, bending length effectively prevent flat wire to generate deformation in flat wire thickness direction, is conducive to reduce flat wire bending
The skin effect in portion.
Background technique
Compared to cross section be circular round wire made of winding, cross section be rectangle rectangular conductor (hereinafter referred to as
Flat wire) made of machine winding have copper factor high, the features such as good heat dissipation, thus, become row using flat wire production machine winding
Industry developing direction.But the intensity of flat wire in the direction of the width is higher than round wires, it is difficult to be bent, be that flat wire machine winding makes
One of difficult point.
In conducting wire bending, general technology are as follows: after flat wire is penetrated stator core, or need to across flat wire one end of iron core
It wants or both ends requires to be bent along the circumferencial direction of winding layers locating for flat wire, the flat wire end and stator core after bending
Axis is parallel.
Under normal circumstances, the winding layers at iron core both ends are different, and one end is consistent end YZ, and the other end is difference end CY.
Consistent end YZ refers to that all flat wire bending angles are consistent and flat when stretching iron core one end is circumferentially bent
Identical winding layers one end of height (flat wire end is in iron core axial direction to the distance of iron core end face) after line bending.Undertake one
The device for causing the flat wire bending of end YZ is consistent end tooling.
The flat wire for stretching out iron core one end, when being circumferentially bent, since bridging needs etc. require, the folding of a small number of flat wires
Bending angle is different from the bending angle of most of flat wires, and (flat wire end is in iron core axial direction for the height after a small number of flat wire bendings
To the distance of iron core end face) it is higher than the height after most of flat wire bendings, this end of winding layers is difference end CY.Undertake difference end
The device of the flat wire bending of CY is difference end tooling.
It is k, with a thickness of the flat of h being located at width on Radius generally in the machine winding R in stator core T
Line B is referred to as winding layers C, and the internal diameter of the winding layers is J1, outer diameter J2.The end phase of flat wire B in one winding layers C, flat wire B
It is known as in the angle change of winding layers C circumferential direction the bending angle D of the flat wire for the initial position of flat wire B, it is flat after bending
The height (flat wire end is in iron core axial direction to the distance of iron core end face) of line B is known as bending height H；Bending angle D1Phase
Same, bending height H1Contour most flat wires are known as flat wire I 01；Bending angle D2Less than the bending angle D of flat wire I 011Minority
Flat wire is known as flat wire II 02 (most of situation, II 02 bending height H of flat wire2With I 01 bending height H of flat wire1It is contour)；Bending angle
Spend D3Less than the bending angle D of flat wire I 011But it is greater than the bending angle D of flat wire II 022A small number of flat wires to be known as flat wire III 03 (big
Part situation, III 03 bending height H of flat wire3Greater than I 01 bending height H of flat wire1)；That is: D1> D3> D2；And under general scenario, H3
> H1=H2.Flat wire I 01, flat wire II 02 and flat wire III 03 are referred to as flat wire B.
Traditionally, the bending direction of flat wire B is on the basis of the visual bending end.Due to the wire casing quantity in stator core compared with
It is more, to be easy for construction, in the prior art, clockwise number is carried out for the flat wire B in wire casing or wire casing, the number is referred to as flat
Line sequence number.
Electricity when conducting wire works under high frequency electrical environment, there is alternating current or alternating electromagnetic field in conducting wire, inside conducting wire
Flow distribution is uneven, current convergence in " skin " part of conducting wire, i.e., current convergence conducting wire appearance thin layer, closer to conducting wire
Surface, current density is bigger, and actually electric current is smaller inside conducting wire, increases the impedance of conducting wire, its loss power is caused also to increase
Add.The objective reality of this skin effect, after the thickness of conducting wire is more than certain value, the actual resistance of conducting wire be will increase, and cause
The efficiency of winding reduces, therefore, the thickness of conducting wire be not to be exceeded generate the thickness of larger skin effect (can be according to carrier frequency meter
Calculate and obtain), this principle can simply be interpreted as the smaller flat wire of thickness, and skin effect influences smaller.
But the flat wire that thickness is smaller, it is bigger along the brake forming difficulty of width direction, because flat wire is easily to thickness
(size is smaller) Direction distortion, and be not easy exactly to roll over flat wire in winding manufacturing process to width (size is larger) Direction distortion
What is needed when curved is exactly that flat wire is not allowed to be deformed to Deformation in thickness to width direction.
Summary of the invention
The purpose of this technology is to provide a kind of device for flat wire bending in flat wire machine winding, uses the device bending
Flat wire, can the flat wire unanimously held of disposable one winding layers of bending, each flat wire bending angle is consistent, bending height is consistent, makees
Industry is high-efficient；The flat wire with different bending angles, bending length in acceptable disposable one winding layers difference end of bending,
It effectively prevent flat wire to generate deformation toward flat wire thickness direction, conducive to the skin effect for reducing flat wire bending part.
The purpose of this technology is achieved through the following technical solutions:
Device described in this patent for flat wire bending in flat wire machine winding, including pivoted housing, driving pivoted housing axially move
Driving device that is dynamic and being rotated about axis, offers I securing groove of flat wire in the periphery of pivoted housing, each I securing groove of flat wire with wear
The end for crossing flat wire some or all of on the same circumference of iron core in flat wire machine winding is opposite one by one in the axial direction；With it is flat
The axially opposing flat wire of I securing groove of line is referred to as flat wire I；When pivoted housing is moved along axial direction to core ends, I end of flat wire can
It protrudes into opposite I securing groove of flat wire；When pivoted housing rotation, the flat wire I for protruding into end in I securing groove of flat wire is in iron core circumference
Direction bending；The peripheral ring of flat wire is on guide sleeve, the periphery of guide sleeve and the same circumference on the same circumference
Flat wire radial direction outer side contacts, with prevent flat wire in bending flat wire in stator core radial and outward deformation；Limit section
It is connected with clamping section, limits flat wire on the periphery and the same circumference of section in the interior side contacts of radial direction, to prevent
Flat wire flat wire in bending is deformed radially inwardly in stator core.
This patent the utility model has the advantages that since the securing groove of each flat wire I is arranged jointly on a pivoted housing, so passing through the pivoted housing
Rotation, bending flat wire I, so that each flat wire I bending angle is identical, high production efficiency can be synchronized.In the process of pivoted housing rotation
In, because flat wire circumferencial direction be bent, flat wire is just gradually shortened in the axial direction, if pivoted housing only rotates, without axial direction to
Core ends it is mobile, flat wire will gradually be deviate from out of flat wire I securing groove.So pivoted housing is in the course of rotation, it is also necessary to
It is mobile towards core ends.
This patent can be guaranteed thin in the thin conducting wire of thin conducting wire (flat wire) width direction bending using guide sleeve and limit section
Conducting wire in thickness direction not warpage, thin conducting wire can to avoid skin effect, this be the key that this patent be different from other technologies it
One.
The flat wire that the device of the flat wire bending can be used for unanimously holding winding layers carries out bending, can be used for winding
The flat wire at layer difference end carries out bending.For convenience of description, we are the dress for unanimously holding flat wire to carry out bending to winding layers
Referred to as consistent end tooling is set, the device for carrying out bending to the flat wire at difference end is referred to as difference end tooling.For unanimously holding
For tooling, each I securing groove of flat wire and the end for passing through whole flat wires in flat wire machine winding on the same circumference of iron core
Portion is opposite one by one in the axial direction.For the tooling of difference end, each I securing groove of flat wire with pass through flat wire machine winding in
The end of part flat wire on the same circumference of iron core is opposite one by one in the axial direction.
As to the above-mentioned further improvement for the device of flat wire bending in flat wire machine winding, each flat wire I
Securing groove and the end for passing through the part flat wire of iron core in flat wire machine winding are opposite one by one in the axial direction, other than flat wire I
Flat wire be referred to as remaining flat wire；The pivoted housing part for offering I securing groove of flat wire is referred to as clamping section；In clamping section circumferentially
Direction is provided with lag switch slot, circumferential direction sliding of III insert of flat wire in pivoted housing, be arranged in the axial restraint in pivoted housing one it is stagnant
In turn trough；It is x ° from lag switch groove groove wall to its central angle size circumferentially opposed III insert side of flat wire；Flat wire III
The lateral surface of insert offers flat wire III securing groove, the end of each flat wire III securing groove and partly or entirely remaining flat wire
It is opposite one by one in the axial direction；Axially opposing remaining flat wire is referred to as flat wire III with flat wire III securing groove；When pivoted housing is along axis
To when core ends movement, the end flat wire III be can extend into opposite flat wire III securing groove；When z ° of pivoted housing rotational angle
≤ x ° when, pivoted housing is being circumferentially rotated relative to III insert of flat wire, and III insert of flat wire does not rotate；As z ° of > x ° of pivoted housing rotational angle
When, lag switch groove groove wall is contacted with III insert side of flat wire, and pivoted housing drives III insert of flat wire to be rotated about axis together, III insert of flat wire
Y ° of the angle of rotation=z °-x °；When the rotation of III insert of flat wire, the flat wire III for protruding into end in flat wire III securing groove is in iron
The bending of core circumferencial direction.
By this improvement, enabling to this to be used for the device of flat wire bending in flat wire machine winding (is difference end at this time
Tooling) not only disposable bending can be carried out to most of flat wire I, least a portion of flat wire III can disposably be rolled over
It is curved.The bending angle D of most of flat wire I1It is z °, the bending angle D of small part flat wire III3It is y °, z °-y °=x °；Due to turning
After x ° of set rotation, III insert of flat wire is just rotated together with pivoted housing, so, x ° is exactly that III insert of flat wire is set relative to pivoted housing viscous motion
Angle, it may also be said to, the bending angle of flat wire III is that the bending angle of flat wire I and III insert of flat wire are set relative to pivoted housing viscous motion
The difference of angle.
The direction of pivoted housing rotation is unrestricted, can clockwise or rotate counterclockwise, illustrate separately below.
If from lag switch groove groove wall along clockwise direction to its center of circle circumferentially opposed III insert side of flat wire
Angle size is x °；When pivoted housing rotates clockwise z °≤x ° of angle, pivoted housing is being circumferentially rotated relative to III insert of flat wire, flat wire
III insert does not rotate；When pivoted housing rotates clockwise z ° of > x ° of angle, lag switch groove groove wall is contacted with III insert side of flat wire, pivoted housing
III insert of flat wire is driven to rotate together around axis both clockwise, y ° of the angle that III insert of flat wire rotates=z °-x °；When III insert of flat wire
When rotating clockwise, the flat wire III for protruding into end in flat wire III securing groove is bent clockwise in iron core circumferencial direction.
If from lag switch groove groove wall in the counterclockwise direction to its center of circle circumferentially opposed III insert side of flat wire
Angle size is x °；When pivoted housing rotates counterclockwise z °≤x ° of angle, pivoted housing is being circumferentially rotated relative to III insert of flat wire, flat wire
III insert does not rotate；When pivoted housing rotates counterclockwise z ° of > x ° of angle, lag switch groove groove wall is contacted with III insert side of flat wire, pivoted housing
III insert of flat wire is driven to rotate counterclockwise together around axis, y ° of the angle that III insert of flat wire rotates=z °-x °；When III insert of flat wire
When rotating counterclockwise, the flat wire III for protruding into end in flat wire III securing groove is bent counterclockwise in iron core circumferencial direction.
As to the above-mentioned further improvement for the device of flat wire bending in flat wire machine winding, in the clamping of pivoted housing
Intersegmental part has step, turn-takes with step in axially contact flat wire III and is rotatably arranged on clamping intersegmental part, III insert of flat wire is set
It sets and turn-takes periphery in flat wire III.
This improvement enables each III insert of flat wire to rotate synchronously, while step turn-takes axial limiting to flat wire III, prevents
Stopped flat wire III turn-take, movement of III insert of flat wire relative to pivoted housing in the axial direction, and enable to flat wire III to turn-take, flat wire
III insert is circumferentially rotating flexibly.
As to the above-mentioned further improvement for the device of flat wire bending in flat wire machine winding, each flat wire
The end of III securing groove and some residual flat wire is opposite one by one in the axial direction, and the remaining flat wire other than flat wire III is referred to as
Flat wire II；Circumferential direction sliding of one flat wire II insert in pivoted housing is arranged in a lag switch slot to the axial restraint in pivoted housing；It is flat
III insert of line, flat wire II insert are located in a lag switch slot；From III insert side of flat wire to it in circumferentially opposed flat wire II
Central angle size between insert side is u °；The lateral surface of flat wire II insert offers flat wire II securing groove, each flat wire II
The end of securing groove and flat wire II are opposite one by one in the axial direction；When pivoted housing is moved along axial direction to core ends, the end flat wire II
Portion can extend into opposite flat wire II securing groove；When y °≤u ° of III insert rotational angle of flat wire, pivoted housing, III insert phase of flat wire
Flat wire II insert is being circumferentially rotated, flat wire II insert does not rotate；As III y ° of > u ° of insert rotational angle of flat wire, flat wire III
Insert side is contacted with flat wire II insert side, and pivoted housing, III insert of flat wire drive flat wire II insert to be rotated about axis together, flat wire
V ° of the angle of II insert rotation=y °-u °；When the rotation of flat wire II insert, end is made to protrude into the flat wire II in flat wire II securing groove
It is bent in iron core circumferencial direction.
By this improvement, enabling to this to be used for the device of flat wire bending in flat wire machine winding (is difference end at this time
Tooling) not only disposable bending can be carried out to most of flat wire I and least a portion of flat wire III, it can be to least a portion of flat
Line II carries out disposable bending.The bending angle D of small part flat wire III3It is y °, the bending angle D of small part flat wire II2It is v °,
Y °-v °=u °；After rotating u ° due to flat wire II insert, flat wire II insert is just rotated together with III insert of flat wire, so, u ° is just
It is flat wire II insert relative to III insert viscous motion set angle of flat wire, it may also be said to, the bending angle of flat wire II is flat wire III
Difference relative to III insert viscous motion set angle of flat wire of bending angle and flat wire II insert.
With noted earlier, the direction of pivoted housing rotation is unrestricted, can clockwise or rotate counterclockwise, below
Illustrate respectively.
If III insert of flat wire, flat wire II insert are sequentially located in the clockwise direction in a lag switch slot；From flat wire III
Insert side is arrived along clockwise direction and its central angle size between circumferentially opposed flat wire II insert side is u °；Work as flat wire
When III insert rotates clockwise y °≤u ° of angle, pivoted housing, III insert of flat wire are being circumferentially rotated relative to flat wire II insert, flat wire II
Insert does not rotate；When III insert of flat wire rotates clockwise y ° of > u ° of angle, III insert side of flat wire and flat wire II insert side
Contact, pivoted housing, III insert of flat wire drive the axis rotation clockwise together of flat wire II insert, the angle of flat wire II insert rotation
V °=y °-u °；When flat wire II insert rotates clockwise, the flat wire II for protruding into end in flat wire II securing groove is in iron core circumference
Direction bending.
If III insert of flat wire, flat wire II insert are sequentially located in the counterclockwise direction in a lag switch slot；From flat wire III
Insert side is arrived in the counterclockwise direction and its central angle size between circumferentially opposed flat wire II insert side is u °；Work as flat wire
When III insert rotates counterclockwise y °≤u ° of angle, pivoted housing, III insert of flat wire are being circumferentially rotated relative to flat wire II insert, flat wire II
Insert does not rotate；When III insert of flat wire rotates counterclockwise y ° of > u ° of angle, III insert side of flat wire and flat wire II insert side
Contact, pivoted housing, III insert of flat wire drive flat wire II insert to rotate together around inverse time needle axis, the angle of flat wire II insert rotation
V °=y °-u °；When flat wire II insert rotates counterclockwise, the flat wire II for protruding into end in flat wire II securing groove is in iron core circumference
Direction bending.
There are three types of principal states for insert (including III insert of flat wire, flat wire II insert):
The first is reset state, at this point, the securing groove (flat wire II securing groove, flat wire III securing groove) in insert with turn
The interval angles of I securing groove of flat wire and the slot interval angles of stator core are identical on set, and the lag switch slot on pivoted housing can be used
Side cell wall it is circumferentially positioned to insert；
Second is lag switch state, at this point, pivoted housing rotates, insert is motionless；
The third state is twisting states, at this point, the other side cell wall of the lag switch slot on pivoted housing contacts insert, drives insert
It rotates together；
In reset state and lag switch state, the securing groove of insert is one-to-one with flat wire.
Certainly, for the driving of insert, that is, outside by pivoted housing driving the structure in addition to can be explanation can also use
Independent power part, such as: servo motor driving, to realize three kinds of above-mentioned working conditions.
As to the above-mentioned further improvement for the device of flat wire bending in flat wire machine winding, in the clamping of pivoted housing
Intersegmental part has step, turn-takes with step in axially contact flat wire III and is rotatably arranged on clamping intersegmental part, turn-takes with flat wire III
It turn-takes in axially contact flat wire II and is rotatably arranged on clamping intersegmental part, the setting of III insert of flat wire is turn-taked periphery in flat wire III, flat
The setting of line II insert is turn-taked periphery in flat wire II.Preferably, it further includes the mounting plate being fixed on pivoted housing, and mounting plate is in axial side
It is contacted to turn-taking with flat wire II, mounting plate and step collectively define the axial movement that flat wire III is turn-taked, flat wire II turn-takes.
This improvement enables each flat wire II insert to turn-take synchronous rotation with flat wire II, and each flat wire III insert can be with
Flat wire III turn-takes synchronous rotation, while step turn-takes to flat wire III, flat wire II turn-takes axial limiting, it is therefore prevented that flat wire III turn-takes,
The movement that flat wire II turn-takes relative to pivoted housing in the axial direction, but enable to flat wire III to turn-take, flat wire II turn-take circumferentially turn
It is dynamic flexible.
As to the above-mentioned further improvement for the device of flat wire bending in flat wire machine winding, turn-take in flat wire III
Upper setting guide pin is turn-taked upper setting kidney slot in flat wire II, and guide pin is mobile to be arranged in kidney slot.
As to the above-mentioned further improvement for the device of flat wire bending in flat wire machine winding, the pivoted housing is also wrapped
Include linkage section be connected with limit section, for protruding into stator core inner hole and contacting with iron core inner hole wall.
In short, using the above-mentioned device bending flat wire for flat wire bending in flat wire machine winding, especially bending flat wire
When flat wire in machine winding, can the flat wire with different bending angles, bending length in one winding layers of disposable bending,
It effectively prevent flat wire to generate deformation toward flat wire thickness direction, conducive to the skin effect for reducing flat wire bending part.This patent is to increase
Guide sleeve is bent with limit section to prevent flat wire from deforming in iron core radial direction to avoid the thin conducting wire of skin effect
(i.e. in the Deformation in thickness of flat wire) guarantees that deformation can only be bent in circumferential direction and (becomes in the width direction of flat wire
Shape), the conducting wire of different angle can be bent using insert.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of machine winding winding layers；
Fig. 2 is the structural schematic diagram after machine winding winding layers flat wire bending；
Fig. 3 is a kind of device dismantling schematic diagram for flat wire bending in flat wire machine winding；
Fig. 4 is the structural schematic diagram of consistent end pivoted housing；
Fig. 5 is the main view of consistent end pivoted housing；
Fig. 6 is the top view of Fig. 5；
Fig. 7 is the sectional view of Fig. 5；
Fig. 8 is the structural schematic diagram of difference end pivoted housing；
Fig. 9 is the main view of difference end pivoted housing；
Figure 10 is the top view of difference end pivoted housing；
Figure 11 is the side view of difference end pivoted housing；
Figure 12 is enlarged drawing at the A of Figure 10；
Figure 13 is the structural schematic diagram that 1 flat wire III of specific embodiment is turn-taked；
Figure 14 is the main view that 1 flat wire III of specific embodiment is turn-taked；
Figure 15 is the top view that 1 flat wire III of specific embodiment is turn-taked；
Figure 16 is the sectional A-A view (being rotated by 90 °) of Figure 14；
Figure 17 is the section C-C view of Figure 15；
Figure 18 is the partial enlarged view in Figure 14；
Figure 19 is the partial enlarged view in Figure 15；
Figure 20 is the structural schematic diagram that 1 flat wire II of specific embodiment is turn-taked；
Figure 21 is the main view that 1 flat wire II of specific embodiment is turn-taked；
Figure 22 is the top view that 1 flat wire II of specific embodiment is turn-taked；
Figure 23 is the side view (being rotated by 90 °) that 1 flat wire II of specific embodiment is turn-taked；
Figure 24 is the E of Figure 21 to partial view；
Figure 25 is the F of Figure 21 to partial view；
Figure 26 is the C-C sectional view of Figure 23；
Figure 27 is the structural schematic diagram of mounting plate；
Figure 28 is the main view of mounting plate；
Figure 29 is the top view of mounting plate；
Figure 30 is the side view (being rotated by 90 °) of mounting plate；
Figure 31 is the rearview of Figure 28；
Figure 32 is the structural schematic diagram of rotating cylinder seat；
Figure 33 is the structural schematic diagram of difference end tooling；
Figure 34 is the structural schematic diagram of one shaft section of difference end tooling；
Figure 35 is consistent end tooling and difference end tooling scheme of installation；
Figure 36 is the sectional A-A view of Figure 35；
Figure 37 is the side view of Figure 35；
Figure 38 is the side view that Figure 35 hides rotating cylinder seat；
Figure 39 is the section B-B view of Figure 36 when difference end pivoted housing does not rotate；
Figure 40 is the side view (hiding rotating cylinder seat) of Figure 35 when difference end pivoted housing rotates 2.5 °；
Figure 41 is the section B-B view of Figure 36 when difference end pivoted housing rotates 2.5 °；
Figure 42 is the side view (hiding rotating cylinder seat) of Figure 35 when difference end pivoted housing rotates 5 °；
Figure 43 is the section B-B view of Figure 36 when difference end pivoted housing rotates 5 °；
Figure 44 is the side view (hiding rotating cylinder seat) of Figure 35 when difference end pivoted housing rotates 22.5 °；
Figure 45 is the section B-B view of Figure 36 when difference end pivoted housing rotates 22.5 °；
Figure 46 is the structural schematic diagram that 2 flat wire III of specific embodiment is turn-taked；
Figure 47 is the structural schematic diagram that 2 flat wire II of specific embodiment is turn-taked；
Figure 48 is the dismantling schematic diagram of difference end pivoted housing etc.；
Figure 49 is the dismantling schematic diagram of consistent end pivoted housing etc..
Specific embodiment
With reference to the accompanying drawing, right for the flat wire in for bending type motor stator core winding in a winding layers
This technology is described further.
Referring to shown in Fig. 1, Fig. 2, Fig. 3, this patent gives two different for flat wire bending in flat wire machine winding
Device.One is the difference end toolings for the flat wire B of a winding layers C difference end CY in disposable bending stator core T
1, another kind is the consistent end tooling 2 that the flat wire B of YZ is unanimously held for a winding layers C in disposable bending stator core T.
Consistent end tooling 2 includes that can not only be rotated about axis but also can move along axis setting in the end stator core T for blocking
A winding layers C is held unanimously to hold I 01 end of flat wire of YZ, apply flat wire I 01 torque again to the application thrust of flat wire I 01 to roll over
Curved flat wire I 01 is simultaneously set in flat wire I 01 along the curved consistent end pivoted housing 21 of circumferencial direction of winding layers C locating for flat wire I 01
For preventing consistent end guide sleeve 22 of the flat wire B along stator core T radial and outward deformation on consistent end pivoted housing 21.
Difference end tooling 1 includes that can not only be rotated about axis but also can move along axis setting in the end stator core T for blocking
Hold difference end CY I 01 end of flat wire, for flat wire I 01 apply torque again to flat wire I 01 apply thrust with bending flat wire I 01 simultaneously
Make flat wire I 01 along the curved difference end pivoted housing 11 of circumferencial direction of winding layers C locating for flat wire B, is slidably arranged in difference end and turns
In lag switch slot on set 11, for after clamping flat wire III 03 relative to after 11 viscous motion fixed angle of difference end pivoted housing again with difference
III insert 131 of flat wire for holding pivoted housing 11 to rotate synchronously is slidably arranged in the lag switch slot on difference end pivoted housing 11 Nei, is flat for clamping
It is inlayed after line II 02 relative to the flat wire II rotated synchronously again with III insert 131 of flat wire after III insert of flat wire, 131 viscous motion fixed angle
Block 141 is set in the difference end guide sleeve on difference end pivoted housing 11 for preventing flat wire B along stator core T radial and outward deformation
12。
There are in a winding layers 48 flat wire B in the type motor stator core winding；For unanimously holding, 48 flat wire B are all
For flat wire I 01；For difference end, there are 36 flat wires, I 01,6 flat wire III 03 and 6 piece flat wires II 02.
The I 01 bending angle D of flat wire of design1=22.5 ° (clockwise), III 03 bending angle D of flat wire3=22.5 ° -2.5 °
=20 ° (clockwise), II 02 bending angle D of flat wire2=22.5 ° -5 °=17.5 ° (clockwise).
Again referring to fig. 4 shown in-Fig. 7, about consistent end tooling 2:
Consistent end pivoted housing 21 is followed successively by linkage section 211 for being rotatablely connected with stator core T inner hole from inside to outside, is used for
The limit section 212 that prevents flat wire B to be deformed radially inwardly along stator core T, for clamping flat wire I 01 to draw flat wire B to circumference
The curved consistent clamping section 213 in direction.
Linkage section 211 will unanimously hold pivoted housing 21 to feel relieved in stator core T, meanwhile, it is consistent to hold pivoted housing 21 be relative to
Stator core T inner hole is moved axially and is rotated about axis.
The outer diameter for limiting section 212 is the internal diameter of the winding layers C, and length is not more than the bending through flat wire B after bending
Section B1In the projected length of stator core T axis direction.
It is opened up and one-to-one I securing groove of flat wire of flat wire I 01 in the winding layers C in consistent 213 periphery of clamping section
2131, it is that clamping is reliable, reinforcing is uniform, the depth of rebate of I securing groove 2131 of flat wire radially is identical as the thickness h of flat wire B, flat
The difference of the width k of the width and flat wire B of I securing groove 2131 of line is that 0mm-0.4mm (chooses I securing groove of flat wire in the present embodiment
The difference of the width k of 2131 width and flat wire B are 0mm, i.e. the width k phase of the width of I securing groove 2131 of flat wire and flat wire B
Deng)；The outer diameter of consistent clamping section 213 is limit the sum of 212 outer diameter of section and twice of flat wire B thickness h.
Consistent end guide sleeve 22 is cirque structure, and internal diameter is equal with the outer diameter of consistent clamping section 213, consistent end guiding
The length of set 22 is the length of consistent clamping section 213 and the sum of the length of limit section 212.
In I securing groove of flat wire, 2131 rounding 2132, positive stop lug boss 2133 is set in I securing groove 2131 of flat wire.I clamping of flat wire
Notch is contour in the axial direction for slot 2131.In this example, I securing groove 2131 of flat wire has 48.
Again referring to shown in Fig. 8-Figure 32, about difference end tooling 1:
Difference end pivoted housing 11 is followed successively by linkage section 111 for being rotatablely connected with stator core T inner hole from inside to outside, is used for
The limit section 112 that prevents flat wire B to be deformed radially inwardly along stator core T, for clamping flat wire I 01 to draw flat wire B to circumference
The curved difference clamping section 113 in direction.
Linkage section 111 feels relieved difference end pivoted housing 11 in stator core T, meanwhile, difference end pivoted housing 11 can be relative to
Stator core T inner hole is moved axially and is rotated about axis.
The outer diameter for limiting section 112 is the internal diameter of the winding layers C, and length is not more than through the curved of flat wire I 01 after bending
Tune B1In the projected length of stator core T axis direction.
Difference clamping section 113 circumferentially open up in the winding layers C flat wire I 01 correspond and flat wire I block
Slot 1131 is held, is that clamping is reliable, reinforcing is uniform, the thickness h phase of the depth of rebate and flat wire B of I securing groove 1131 of flat wire radially
Difference Deng, the width k of the width and flat wire B of I securing groove 1131 of flat wire is that 0mm-0.4mm (chooses I clamping of flat wire in the present embodiment
The difference of the width k of the width and flat wire B of slot 1131 is 0mm, i.e. the width k phase of the width of I securing groove 1131 of flat wire and flat wire B
Deng)；The outer diameter of difference clamping section 113 is limit the sum of 112 outer diameter of section and twice of flat wire B thickness.
The internal diameter of difference end guide sleeve 12 is equal with the outer diameter of difference clamping section 113, the limit of inner end and limit section 112
Section 112 is neat.
The recessed axial lag switch slot 1135 in periphery in 113 outer end of difference clamping section, the cross section of lag switch slot 1135 are fan
Shape, cross section are that fan-shaped III insert 131 of flat wire and II insert 141 of flat wire are slidably arranged in lag switch slot 1135.
It is opened up in III insert 131 of flat wire with the flat wire III 03 in the winding layers C correspondingly for clamping flat wire
III 03 and draw flat wire III 03 to curved III securing groove 132 of flat wire of circumferencial direction, III securing groove 132 of flat wire and I clamping of flat wire
Slot 1131 is on the same circumference.
In the axial direction, the notch of III securing groove 132 of flat wire protrudes from the notch 2mm-3mm of I securing groove 1131 of flat wire
(notch of III securing groove 132 of flat wire is taken to be higher than the notch 2.5mm of I securing groove 1131 of flat wire in this example), III securing groove 132 of flat wire
Slot bottom protrude from the slot bottom 5mm-7mm of I securing groove 1131 of flat wire and (slot bottom of III securing groove 132 of flat wire taken to protrude from this example
The slot bottom 6mm of I securing groove 1131 of flat wire).
Central angle size between adjacent 131 side of 1135 cell wall of lag switch slot and III insert of flat wire is that the flat wire III of design is stagnant
Gyration.In this example, the III lag switch angle of flat wire of design is 2.5 °.
141 interlaced arrangement of III insert 131 of flat wire and II insert of flat wire.
Opened up in II insert 141 of flat wire with the flat wire II 02 in the winding layers C it is one-to-one, for clamping flat wire
II 02 and draw flat wire II 02 to curved II securing groove 142 of flat wire of circumferencial direction, II securing groove 142 of flat wire and I clamping of flat wire
Slot 1131 is on the same circumference.In the axial direction, the notch of II securing groove 142 of flat wire protrudes from I securing groove 1131 of flat wire
Notch 4mm-5mm (notch of II securing groove 142 of flat wire is taken to protrude from the notch 4.5mm of I securing groove 1131 of flat wire in this example),
The slot bottom of II securing groove 142 of flat wire and the slot bottom of I securing groove 1131 of flat wire are contour.
Central angle size between adjacent 131 side of II insert of flat wire, 141 side and III insert of flat wire is the flat wire of design
The difference of III lag switch angle of II lag switch angle and flat wire.In this example, the II lag switch angle of flat wire of design is 5 °, then, II lag switch of flat wire
The difference of II lag switch angle of angle and flat wire is 5 ° -2.5 °=2.5 °；I securing groove 1131 of flat wire has 36, III securing groove 132 of flat wire
Respectively there are 6 with II securing groove 142 of flat wire.
III insert 131 of flat wire and the mobile specific embodiment being arranged on difference end pivoted housing 11 of II insert 141 of flat wire are as follows:
There is step 1134 in the inside of difference clamping section 113, lag switch slot 1135 is recessed on 113 periphery of difference clamping section,
It turn-takes 13 periphery projection flat wire, III insert 131 in flat wire III, turn-takes 14 peripheries setting, II insert 141 of flat wire in flat wire II, flat wire
III turn-take 13 and flat wire II turn-take and 14 be rotatably arranged on inside difference clamping section 113, flat wire II, which is turn-taked, 14 is rotatably arranged on flat wire
III turn-take 13 outside, flat wire III turn-take 13 inside contacted with step 1134.III insert 131 of flat wire protrudes from flat wire III and turn-takes
13 axially outward, and II insert 141 of flat wire protrudes from flat wire II and turn-takes 14 axially inwards.
III insert 131 of flat wire turn-take with flat wire III 13 connection type there are two types of:
Specific embodiment 1: it 13 is integral structure that III insert 131 of flat wire and flat wire III, which are turn-taked,；
Specific embodiment 2 (referring to fig. 4 shown in 6): it turn-takes in flat wire III and opens up edge hole 135 on 13, in III insert 131 of flat wire
Handle 1311, edge handle 1311 and the interference fit connection of edge hole 135 are inlayed in upper projection.
II insert 141 of flat wire and flat wire II turn-take 14 connection type also there are two types of:
Specific embodiment 1: it 14 is integral structure that II insert 141 of flat wire and flat wire II, which are turn-taked,；
Specific embodiment 2 (referring to fig. 4 shown in 7): it turn-takes in flat wire II and opens up edge hole 145 on 14, in II insert 141 of flat wire
Handle 1411, edge handle 1411 and the interference fit connection of edge hole 145 are inlayed in upper projection.
In concrete application, II insert 141 of flat wire and flat wire II turn-take 14 connection type and III insert 131 of flat wire and flat wire
III turn-take 13 connection type can be freely combined.It is turn-taked the edge of 14, flat wire III in this case using II insert 141 of flat wire and flat wire II
Block 131 and flat wire III are turn-taked 13 modes being all structure as a whole.
It turn-takes in flat wire III and is evenly distributed pin hole 133 on 13, guide pin 134 is arranged in pin hole 133, at II turn of flat wire
Kidney slot 143 is evenly distributed on circle 14, guide pin 134 is mobile to be arranged in kidney slot 143.
At difference end, the outer end of pivoted housing 11 connects firmly mounting plate 15.The mounting plate 15, Ke Yibao that main body is flange arrangement is set
Card flat wire III turn-take 13 and flat wire II turn-take and 14 rotated flexibly in difference end pivoted housing 11, can also turn-take 13 and flat to flat wire III
Line II, which is turn-taked, carries out axially position.
Difference end tooling 1 further includes connecting firmly to be located at the rotating cylinder seat 17 of 15 outside of mounting plate again in 11 outer end of difference end pivoted housing.
Rotating cylinder seat 17 is set, on the one hand for 12 axial limiting of difference end guide sleeve being sleeved on difference end pivoted housing 11, on the other hand,
Rotating cylinder seat 17 is mounted in twist machine for difference end tooling 1 to be provided installation foundation and is applied by rotating cylinder seat 17 to difference end tooling 1
Add axial thrust, moves axially difference end tooling 1 in stator core T.
Securing groove is provided in I securing groove 1131 of flat wire, at the top of III insert of flat wire, 131 top and II insert 141 of flat wire
Serial number 18, securing groove serial number 18 are corresponding with flat wire serial number.
In the notch of II securing groove 142 of I securing groove 1131 of flat wire, III securing groove 132 of flat wire and flat wire, rounding 19 is set,
Positive stop lug boss 20 is arranged in the slot bottom of II securing groove 142 of I securing groove 1131 of flat wire, III securing groove 132 of flat wire and flat wire.
It turn-takes in flat wire II and opens up mounting groove 144 on 14, opened on mounting plate 15, difference end guide sleeve 12 and rotating cylinder seat 17
If groove 21, the central angle size of groove 21 will guarantee contact with groove 21 when return block 16 is swung.II turn of flat wire of instruction
The rod-shaped return block 16 for enclosing 14 rotational angles passes through groove 21 and is embedded in mounting groove 144, uses screw (not shown)
Return block 16 is connected firmly and is turn-taked on 14 in flat wire II.
With reference to the accompanying drawing, just by means of in a winding layers in certain above-mentioned type motor stator core winding of twist machine bending
For flat wire, the application method for the device of flat wire bending in flat wire machine winding is described in detail:
Referring to shown in Figure 35-Figure 45, using the above-mentioned device bending for flat wire bending in flat wire machine winding one around
The process of flat wire in group layer.
1, the stator core T for putting on line is positioned in twist machine；
2, the flat wire I 01 of YZ is unanimously held using consistent end 2 bending of tooling:
1) it, will unanimously hold pivoted housing 21 to connect with stator core T: will unanimously hold pivoted housing 21 in stator iron by linkage section 211
Centering in core T；
2) it, unanimously holds 21 clamping flat wire of pivoted housing, I 01 end: flat wire I 01 is inserted into I securing groove 2131 of flat wire correspondingly
In, make I 01 end of flat wire and 2133 reliable contacts of positive stop lug boss；
3), the consistent end guide sleeve 22 of suit: consistent end guide sleeve 22 is by unanimously holding 21 outer end of pivoted housing to be set with, until consistent end is led
It is neat to set 22 and consistent end pivoted housing 21；
4), according to the consistent end pivoted housing 21 of design bending direction torsion (clockwise) and for unanimously holding pivoted housing 21 to apply axial push away
Power makes I 01 bending of flat wire to bending angle (22.5 °) are designed, and consistent end pivoted housing 21 is retracted in stator core T and prevents flat wire I
01 is deformed radially inwardly, consistent that guide sleeve 22 is held to prevent I 01 radial and outward deformation of flat wire.
3, using the flat wire B of 1 bending difference end CY of difference end tooling:
1), difference end pivoted housing 11 is connect with stator core T: by linkage section 111 by difference end pivoted housing 11 in stator iron
Centering in core T；
2), install mounting plate: by flat wire III turn-take 13, flat wire II turn-take 14 successively be arranged in difference end pivoted housing 11, will
The mounting plate 15 and difference end pivoted housing 11 for being fixedly connected with return block 16 connect firmly:
3), 11 clamping flat wire of difference end pivoted housing, I 01 end；Flat wire III is turn-taked 13 clamping flat wire, III 03 end；II turn of flat wire
Enclose 14 clamping flat wire, II 02 end；It is according to the principle corresponding with flat wire serial number 04 of securing groove serial number 18, flat wire I 01 1 is a pair of
It is inserted into answering in I securing groove 1131 of flat wire, flat wire III 03 is inserted into correspondingly in III securing groove 132 of flat wire, by flat wire II
02 is inserted into II securing groove 142 of flat wire correspondingly, makes I 01 end of flat wire and 20 reliable contacts of positive stop lug boss；
4), be set with difference end guide sleeve 12: difference end guide sleeve 12 is set with by 11 outer end of difference end pivoted housing, until difference end is led
It is neat to 12 inner ends of set and limit 112 inner end of section；
5), rotating cylinder seat 17 is installed: being connected firmly rotating cylinder seat 17 and difference end pivoted housing 11 using screw；
6), apply axial thrust and circumferential torque (clockwise) on rotating cylinder seat 17:
A), rotating cylinder seat 17 rotates, and difference end pivoted housing 11 is driven to rotate, until the bending angle of flat wire I 01 is that flat wire III is turn-taked
13 prevent I 01 diameter of flat wire relative to 11 lag switch set angle of difference end pivoted housing (2.5 °), the limit section 112 of difference end pivoted housing 11
To being deformed inward, at this point, difference end pivoted housing 11 is retracted in stator core T, flat wire III is turn-taked and 13 will be rotated；
B), difference end pivoted housing 11 drives flat wire III to turn-take 13 rotations, until the bending angle of flat wire I 01 is that flat wire III turn-takes 13
It turn-takes and 14 turn-takes 13 lag switches setting relative to flat wire III relative to 11 lag switch set angle of difference end pivoted housing (2.5 °) and flat wire II
The sum of angle (2.5 °) (2.5 °+2.5 °=5 °), the bending angle of flat wire III 03 are that flat wire II turn-takes 14 relative to III turn of flat wire
13 lag switch set angles (2.5 °) are enclosed, the limit section 112 of difference end pivoted housing 11 prevents flat wire I 01 and flat wire III 03 radially-inwardly
Deformation, difference end guide sleeve 12 prevents III 03 radial and outward deformation of flat wire I 01 and flat wire, at this point, difference end pivoted housing is toward 11 stators
It is persistently retracted in iron core T, flat wire II is turn-taked and 14 will be rotated；
C), difference end pivoted housing 11 drive flat wire III turn-take 13 and flat wire II turn-take 14 rotations, until the bending angle of flat wire I 01
To set angle (bending angle D1=22.5 °), the limit section 112 of difference end pivoted housing 11 prevents flat wire B to be deformed radially inwardly, poor
Heterodoxy guide sleeve 12 prevents flat wire B radial and outward deformation, at this point, difference end pivoted housing 11 is persistently retracted to difference in stator core T
111 shaft shoulder of linkage section and the stator core T of heterodoxy pivoted housing 11 are abutted against, and the bending angle of flat wire III 03 is the bending angle of flat wire I 01
Degree and flat wire III are turn-taked 13 difference (the bending angle D relative to 11 lag switch set angle of difference end pivoted housing3=22.5 ° -2.5 °=
20 °), the bending angle of flat wire II 02 is the bending angle of flat wire III 01 and flat wire II is turn-taked 14 turn-take relative to flat wire III it is 13 stagnant
Turn difference (the bending angle D of set angle2=20 ° -2.5 °=17.5 °).
The beneficial effect of this technology is: the above-mentioned device bending flat wire for flat wire bending in flat wire machine winding is used,
When flat wire especially in bending flat wire machine winding, can have in one winding layers of disposable bending different bending angles,
The flat wire of bending length effectively prevent flat wire to generate deformation toward flat wire thickness direction, conducive to the skin effect that becomes for reducing flat wire bending part
It answers.
Claims (4)
1. a kind of device for flat wire bending in flat wire machine winding, including pivoted housing, driving pivoted housing move axially and around axis
The driving device of rotation, characterized in that offer I securing groove of flat wire in the periphery of pivoted housing, each I securing groove of flat wire with pass through
The end of flat wire is opposite one by one in the axial direction some or all of on the same circumference of iron core in flat wire machine winding；With flat wire
The axially opposing flat wire of I securing groove is referred to as flat wire I；When pivoted housing is moved along axial direction to core ends, I end of flat wire can stretch
Enter in opposite I securing groove of flat wire；When pivoted housing rotation, the flat wire I for protruding into end in I securing groove of flat wire is in iron core circumference side
To bending；The peripheral ring of flat wire is flat on guide sleeve, the periphery of guide sleeve and the same circumference on the same circumference
Line radial direction outer side contacts, with prevent flat wire in bending flat wire in stator core radial and outward deformation；
Limit section is connected with clamping section, and the periphery and flat wire on the same circumference for limiting section flank in radial direction
Touching, to prevent flat wire flat wire in bending to be deformed radially inwardly in stator core.
2. the device for flat wire bending in flat wire machine winding as described in claim 1, characterized in that each flat wire I
Securing groove and the end for passing through the part flat wire of iron core in flat wire machine winding are opposite one by one in the axial direction, other than flat wire I
Flat wire be referred to as remaining flat wire；The pivoted housing part for offering I securing groove of flat wire is referred to as clamping section；In clamping section circumferentially
Direction is provided with lag switch slot, and III insert of flat wire is slidably arranged in a lag switch slot in the circumferential direction of pivoted housing；From lag switch groove groove wall
It arrives and its central angle size between circumferentially opposed III insert side of flat wire is x °；The lateral surface of III insert of flat wire offers flat
The end of line III securing groove, each flat wire III securing groove and partly or entirely remaining flat wire is opposite one by one in the axial direction；
Axially opposing remaining flat wire is referred to as flat wire III with flat wire III securing groove；When pivoted housing is moved along axial direction to core ends,
The end flat wire III can extend into opposite flat wire III securing groove；When z °≤x ° of pivoted housing rotational angle, pivoted housing is relative to flat
III insert of line is circumferentially rotating, and III insert of flat wire does not rotate；As z ° of > x ° of pivoted housing rotational angle, lag switch groove groove wall and flat wire III
The contact of insert side, pivoted housing drive III insert of flat wire to be rotated about axis together, y ° of the angle that III insert of flat wire rotates=z °-x °；
When the rotation of III insert of flat wire, the flat wire III for protruding into end in flat wire III securing groove is bent in iron core circumferencial direction.
3. the device for flat wire bending in flat wire machine winding as claimed in claim 2, characterized in that each flat wire
The end of III securing groove and some residual flat wire is opposite one by one in the axial direction, and the remaining flat wire other than flat wire III is referred to as
Flat wire II；One flat wire II insert is slidably arranged in a lag switch slot in the circumferential direction of pivoted housing；III insert of flat wire, flat wire II insert
In a lag switch slot；It is big from III insert side of flat wire to its central angle circumferentially opposed flat wire II insert side
Small is u °；The lateral surface of flat wire II insert offers flat wire II securing groove, the end of each flat wire II securing groove and flat wire II
It is opposite one by one in the axial direction；When pivoted housing is moved along axial direction to core ends, the end flat wire II can extend into opposite flat wire
In II securing groove；When y °≤u ° of III insert rotational angle of flat wire, pivoted housing, III insert of flat wire are relative to flat wire II insert in circumferential direction
Rotation, flat wire II insert do not rotate；As III y ° of > u ° of insert rotational angle of flat wire, III insert side of flat wire and flat wire II insert
Side contact, pivoted housing, III insert of flat wire drive flat wire II insert to be rotated about axis together, and v ° of the angle that flat wire II insert rotates=
y°-u°；When the rotation of flat wire II insert, the flat wire II for protruding into end in flat wire II securing groove is bent in iron core circumferencial direction.
4. the device for flat wire bending in flat wire machine winding as described in claim 1, characterized in that the pivoted housing also wraps
Include linkage section be connected with limit section, for protruding into stator core inner hole and contacting with iron core inner hole wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822270693.2U CN209393898U (en) | 2018-12-30 | 2018-12-30 | A kind of device for flat wire bending in flat wire machine winding |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822270693.2U CN209393898U (en) | 2018-12-30 | 2018-12-30 | A kind of device for flat wire bending in flat wire machine winding |
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| CN209393898U true CN209393898U (en) | 2019-09-17 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109746345A (en) * | 2018-12-30 | 2019-05-14 | 苏州阿福机器人有限公司 | A kind of device for flat wire bending in flat wire machine winding |
| CN110729858A (en) * | 2019-10-23 | 2020-01-24 | 安徽巨一自动化装备有限公司 | Device for twisting end of stator of flat wire motor |
-
2018
- 2018-12-30 CN CN201822270693.2U patent/CN209393898U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109746345A (en) * | 2018-12-30 | 2019-05-14 | 苏州阿福机器人有限公司 | A kind of device for flat wire bending in flat wire machine winding |
| WO2020140504A1 (en) * | 2018-12-30 | 2020-07-09 | 苏州阿福机器人有限公司 | Flat-wire bending apparatus for flat-wire motor winding |
| CN109746345B (en) * | 2018-12-30 | 2024-03-22 | 苏州阿福机器人有限公司 | Flat wire bending device for flat wire motor winding |
| CN110729858A (en) * | 2019-10-23 | 2020-01-24 | 安徽巨一自动化装备有限公司 | Device for twisting end of stator of flat wire motor |
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