CN103390974A - Top-arc shaping device and method for end part of coil - Google Patents
Top-arc shaping device and method for end part of coil Download PDFInfo
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- CN103390974A CN103390974A CN2013103490031A CN201310349003A CN103390974A CN 103390974 A CN103390974 A CN 103390974A CN 2013103490031 A CN2013103490031 A CN 2013103490031A CN 201310349003 A CN201310349003 A CN 201310349003A CN 103390974 A CN103390974 A CN 103390974A
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Abstract
The invention discloses a top-arc shaping device and method for the end part of a coil. The top-arc shaping device comprises a top-arc tooling, a shaping baffle plate connected with the top-arc tooling, a locking nut and a fixing base, wherein the top-arc tooling is connected with the fixing base; the locking nut is arranged on the fixing base. The top-arc shaping method comprises the following steps: adjusting the positions of the shaping baffle plate and the top-arc tooling, so as to ensure that the shaping baffle plate and the top-arc tooling are near the end part of the coil, and the top-arc tooling is in fit with the coil; moving the top-arc tooling upwards, wherein the smooth surface of the top-arc tooling is kept in fit with the coil; moving the shaping baffle plate left or right, so as to shape the end part of the coil; pulling back the fixing base, so that the top-arc shaping device at the end part of the coil is separated from the coil. The device and method have the advantages that the phenomenon that wire turns are inclined or misplaced in the expanding process of the coil can be avoided; the flatness of the wire turns at the end part of the coil can be guaranteed; end part shaping requirements of coils of traction motors in different models can be met; the structure is simple; the mounting is convenient; the universality is high.
Description
Technical field
The present invention relates to the coil manufacture technology field, particularly end winding top arc apparatus for shaping and top arc shaping methods.
Background technology
Traction electric machine refers to be used on trunk railway electric locomotive, operating mode electric locomotive, diesel electric locomotive and various motor vehicle the motor of traction.To realize electric energy conversion or a kind of calutron that transmits according to the law of electromagnetic induction.Therefore, coil is its important component part.The quality of mass of coil, have impact to the working condition of traction electric machine.
Coil is often referred to the wire winding of structure ringwise, that wire turn is formed by the expanding machine bulging, yet in the process that adopts expanding machine making coil, the wire turn that overhang (being the junction of adjacent two straight flanges of coil) is located easily is out of shape, the phenomenons such as dislocation, inclination occur, cause the overhang after moulding can not meet technological requirement.
Therefore, how preventing that in the bulging process of coil, wire turn inclination inconsistent phenomenon appears in its end, guarantee the evenness of end winding wire turn, is the technical problem that those skilled in the art need solution badly.
in prior art, application number is that 201029251040.8 utility model discloses a kind of end shaper of stator coil, comprise sizing die and the lower sizing die that is placed in the sizing die downside, on, lower sizing die includes base, can slide up and down and be arranged on internal mold circle on base, but be enclosed within spreading on the internal mold circle or the outer die ring of contraction outward, in, be formed with an annular shaping groove between outer die ring, during shaping, end winding is placed in corresponding annular shaping groove, open machine, at first, moving downward of upper sizing die, can carry out to end winding the shaping of axial direction, then, the contraction of outer die ring, can carry out to end winding the shaping of radial direction, realized completing the shaping to end winding on an equipment, improved production efficiency, simultaneously, reduced relevant device, be conducive to the workshop layout.A kind of voltage motor stator coil end part splicing shaping processing method that application number has been 201010559515.7 disclosure of the invention.The invention belongs to technical field of hydraulic generators.A kind of voltage motor stator coil end part splicing shaping processing method is characterized in that: stator coil end splicing shaping processing adopts shaping gel mould to carry out shaping; Shaping gel mould comprises end tire, straight line foundary weight, block, rectilinear frame, Ka Laner, card orchid, end plate, side plate, end foundary weight, supporting bracket; Make shaping gel mold process, 1) at first press angular templet and splice rectilinear frame; 2) press size ，Zuo Yi garden, R place, stator coil end turning post frock, side plate is accompanied on the post frock of garden it is curved to add thermoelastic, meet end R angle square cun; 3) end plate and plate-side plate welding become end by iron together; While 4) assembling shaping gel mould end tire, the mounting end supporting bracket.The present invention has process, and is easy to assembly, time saving and energy saving, the insulation not damaged, and motor size is little, and assembly quality is high, and is energy-saving and cost-reducing, extends the advantages such as electrical machinery life.Above prior art, all less than the technical problem that solves " how to prevent that in the bulging process of coil, wire turn inclination inconsistent phenomenon appears in end winding, guarantee the evenness of end winding wire turn ".
Application number a kind of end winding device preventing tilting that has been 201210545794.0 disclosure of the invention, comprise the frock with smooth surface, and this frock is rotatably connected on tooling connecting, and the smooth surface of this frock can fit with coil.During work, adjust the position of tooling connecting, frock is rotated around tooling connecting simultaneously, make smooth surface and the coil laminating of frock, in the process of the Leading Edge Deformation of coil, the smooth surface of frock is synchronoused working with the distortion of coil, remains with coil and fits.Thereby make in the process of the wire turn of coil distortion, its surface is subject to all the time from the pressure of frock and keeps laminating with smooth surface, make wire turn do not tilt not misplace.Effectively guaranteed the evenness of end winding wire turn.Above prior art, thus not to prevent that by end winding being carried out top arc shaping end winding from occurring that wire turn inclination inconsistent phenomenon guarantees the evenness of end winding wire turn.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of end winding top arc apparatus for shaping and top arc shaping methods, it can be in the bulging process of coil, end winding is carried out top arc shaping, prevent that wire turn inclination inconsistent phenomenon from appearring in end winding, guarantee the evenness of end winding wire turn.
For solving the problems of the technologies described above, the technical solution used in the present invention is: described end winding top arc apparatus for shaping, comprise top arc frock, with shaping baffle plate, locking nut and holder that top arc frock is connected, described top arc frock connection fixing base, described locking nut is positioned on holder.Unclamp locking nut and can regulate the relative angular position of shaping baffle plate and top arc frock and holder.
Described shaping baffle plate and top arc frock all have smooth surface, and during work, smooth surface and the coil of described shaping baffle plate and top arc frock fit.Described top arc frock is that bolt is connected with the connected mode of shaping baffle plate.
Preferably, the connected mode of described top arc frock and described holder is for being rotatably connected, described top arc frock is hinged by connector, rotation axis and holder, and top arc frock can be rotated on holder, and can lock by locking nut after turning to a certain position.
Preferably, described holder is connected with expanding machine, by expanding machine, drives holder, drives shaping baffle plate and top arc frock and carries out together work.
Described end winding top arc shaping methods, adopt above-mentioned end winding top arc apparatus for shaping, and idiographic flow is as follows:
A, in end winding bulging process, adjust the position of shaping baffle plate and top arc frock, make it near overhang, simultaneously the elasticity by the adjusting lock nut, shaping baffle plate and top arc frock are rotated after moving axis rotate in place and be locked, make top arc frock and coil laminating;
After B, overhang distortion, top arc frock moves up, until the laminating of the wire turn of its smooth surface and coil, and remain and the coil laminating, end winding is carried out top arc shaping;
C, the shaping baffle plate is moved to the left or to the right, overhang is carried out shaping;
D, holder reach downward withdrawal to the left or to the right, are retracted into original position, and end winding top arc apparatus for shaping and coil break away from.
In said method, in an end winding bulging process, adopt four end winding top arc apparatus for shaping to coordinate top arc shaping is carried out in its four ends.
Described expanding machine comprises expanding machine body and the end winding top arc apparatus for shaping that is arranged on described expanding machine body, and described end winding top arc apparatus for shaping is above-mentioned end winding top arc apparatus for shaping.
End winding provided by the invention top arc apparatus for shaping, can carry out top arc shaping to end winding by coil in the bulging process, prevent that its end from occurring that wire turn tilts or inconsistent phenomenon, guarantees the evenness of end winding wire turn.During work,, to the product of a certain model, adjust the position of shaping baffle plate and top arc frock, and fix, its smooth surface and coil are fitted just, in the arc process of overhang top, holding position is constant; After completing top arc action, frock moves to the left or to the right together with holder, thereby reaches the whole purpose of wire turn leveling dislocation after the arc of top or inclination, has effectively guaranteed the evenness of end winding wire turn.
The present invention can meet the overhang shaping demand of the traction electric machine of different model, namely not only can prevent the end winding dislocation of tilting, and guarantees the evenness of end wire turn, also has simultaneously simple in structurely, easy for installation, and versatility is advantage preferably.
Description of drawings
Fig. 1 is the structural representation of end winding of the present invention top arc apparatus for shaping;
Fig. 2 (a) and (b) be respectively shaping baffle plate front and side schematic view in the present invention;
Fig. 3 (a) and (b) be respectively arc frock front, top and side schematic view in the present invention.
In figure: 1, shaping baffle plate; 2, top arc frock; 3, rotation axis; 4, locking nut; 5, holder.
Embodiment
The invention will be further described below in conjunction with drawings and Examples.
As shown in Figure 1 to Figure 3, described end winding top arc apparatus for shaping, comprise top arc frock 2, shaping baffle plate 1, locking nut 4 and holder 5; Described top arc frock 2 is hinged with holder 5 by connector, rotation axis 3, described locking nut 4 is positioned on holder 5, locking nut 4 can lock top arc frock 2, unclamps locking nut 4 and can regulate the relative angular position of shaping baffle plate 1 and top arc frock 2 and holder 5.Described top arc frock 2 is that bolt is connected with the connected mode of shaping baffle plate 1.
Described shaping baffle plate 1 and top arc frock 2 all have smooth surface, and the smooth surface of described shaping baffle plate 1 and top arc frock 2 can fit with coil.Described holder 5 is connected with expanding machine, by expanding machine, drives holder 5, drives shaping baffle plate 1 and top arc frock 2 and carries out together work.
During work, in overhang bulging process, adjust the position of shaping baffle plate 1 and top arc frock 2, make it near overhang, simultaneously shaping baffle plate 1 and top arc frock 2 moving axis 3 that rotates rotates, elasticity by the adjusting lock nut, shaping baffle plate and top arc frock are rotated after moving axis rotate in place and be locked, make top arc frock 2 and coil laminating, after the Leading Edge Deformation of coil, after top arc frock 2 is upwards fitted to the wire turn of smooth surface and coil, then the work that moves up, remain and the coil laminating, end winding is carried out top arc shaping.And then shaping baffle plate 1 is moved to the left or to the right, and end winding is carried out shaping, guarantee that after shift action was completed, wire turn did not tilt not misplace.Effectively guaranteed the evenness of end winding wire turn.The arc shaping of end winding top enters follow-up end operation after finishing, and this moment, holder reached downward withdrawal to the left or to the right.
In actual production process, the forming process of a coil, need four expanding machines to carry out top arc and shaping work to its four ends, therefore needs four end winding provided by the invention top arc apparatus for shaping to carry out cooperating.
The structure of described top arc frock 2 and shaping baffle plate 1, can be the integral type structure, also can be split-type structural, is split-type structural in the above-described embodiments, comprise shaping baffle plate 1 and with top arc frock 2.
The material of described top arc frock 2 and shaping baffle plate 1, to have smooth surface, here need to prove, smooth concept is not that in physics, coefficient of friction is zero situation, and refers to surfacing, there is no projection or depression.
For end formed link and the coil laminating that realizes that top arc frock 2 and shaping baffle plate 1 are made at coil, regain end winding top arc apparatus for shaping before carrying out next step, end winding top arc apparatus for shaping and coil are broken away from.
Also above-mentioned holder 5 can be connected with expanding machine, promote the conversion of holder 5 implementation space displacements by the driving member on expanding machine, then utilize the hinged relationship of top arc frock 2 and holder, realize laminating, after end formed process was completed, holder 5 integral body were retracted into original position.
Described expanding machine, comprise expanding machine body and the end winding top arc apparatus for shaping that is arranged on described expanding machine body, and described end winding top arc apparatus for shaping is above-mentioned end winding top arc apparatus for shaping.Because above-mentioned end winding top arc apparatus for shaping has above-mentioned technique effect, the expanding machine with above-mentioned end winding top arc apparatus for shaping also should have corresponding technique effect.Do not repeat them here.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all being included in protection scope of the present invention.
Claims (8)
1. end winding top arc apparatus for shaping, it is characterized in that, comprise top arc frock (2), the shaping baffle plate (1) that is connected with top arc frock (2), locking nut (4) and holder (5), described top arc frock (2) connection fixing base (5), described locking nut (4) is positioned on holder (5).
2. end winding according to claim 1 top arc apparatus for shaping, it is characterized in that, also comprise connector and rotation axis (3), described top arc frock (2) is hinged with holder (5) by connector, rotation axis (3), and described top arc frock (2) is that bolt is connected with the connected mode of shaping baffle plate (1).
3. end winding according to claim 1 top arc apparatus for shaping, it is characterized in that, described shaping baffle plate (1) and top arc frock (2) all have smooth surface, and during work, smooth surface and the coil of described shaping baffle plate (1) and top arc frock (2) fit.
4. end winding according to claim 1 top arc apparatus for shaping, is characterized in that, described top arc frock (2) is integral type structure or split-type structural with the structure of shaping baffle plate (1).
5. end winding according to claim 1 top arc apparatus for shaping, is characterized in that, described holder (5) is connected with expanding machine.
6. an end winding top arc shaping methods, adopt the described end winding of any one top arc apparatus for shaping in claim 1 to 5, and idiographic flow is as follows:
A, in end winding bulging process, adjust the position of shaping baffle plate and top arc frock, make it near end winding, simultaneously the elasticity by the adjusting lock nut, shaping baffle plate and top arc frock are rotated after moving axis rotate in place and be locked, make top arc frock and coil laminating;
After B, overhang distortion, top arc frock moves up, until the laminating of the wire turn of its smooth surface and coil, and remain and the coil laminating, end winding is carried out top arc shaping;
C, the shaping baffle plate is moved to the left or to the right, end winding is carried out shaping;
D, holder reach downward withdrawal to the left or to the right, are retracted into original position, and end winding top arc apparatus for shaping and coil break away from.
7. end winding according to claim 6 top arc shaping methods, is characterized in that, in an end winding bulging process, adopts four end winding top arc apparatus for shaping to coordinate top arc shaping is carried out in four ends of coil.
8. an expanding machine, comprise expanding machine body and the end winding top arc apparatus for shaping that is arranged on the expanding machine body, it is characterized in that, described end winding top arc apparatus for shaping is the described end winding of any one top arc apparatus for shaping in claim 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310349003.1A CN103390974B (en) | 2013-08-13 | 2013-08-13 | A kind of end winding top arc apparatus for shaping and top arc shaping methods |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310349003.1A CN103390974B (en) | 2013-08-13 | 2013-08-13 | A kind of end winding top arc apparatus for shaping and top arc shaping methods |
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| CN103390974A true CN103390974A (en) | 2013-11-13 |
| CN103390974B CN103390974B (en) | 2015-09-09 |
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| CN201310349003.1A Active CN103390974B (en) | 2013-08-13 | 2013-08-13 | A kind of end winding top arc apparatus for shaping and top arc shaping methods |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106787475A (en) * | 2016-12-25 | 2017-05-31 | 中船重工电机科技股份有限公司 | Generator amature turriform coil shaping device |
| CN112371850A (en) * | 2020-12-03 | 2021-02-19 | 山东华成中德传动设备有限公司 | Replaceable multifunctional stamping mechanism and stamping machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009124833A (en) * | 2007-11-14 | 2009-06-04 | Denso Corp | Apparatus and method for manufacturing field coil |
| CN201294437Y (en) * | 2008-11-25 | 2009-08-19 | 湘潭电机股份有限公司 | Mold for shaping stator coil |
| CN202160078U (en) * | 2011-08-22 | 2012-03-07 | 卧龙电气集团股份有限公司 | Adjustable formed coil expending device |
| CN103036368A (en) * | 2012-12-14 | 2013-04-10 | 南车株洲电机有限公司 | Expanding machine and coil end anti-inclining device thereof |
-
2013
- 2013-08-13 CN CN201310349003.1A patent/CN103390974B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009124833A (en) * | 2007-11-14 | 2009-06-04 | Denso Corp | Apparatus and method for manufacturing field coil |
| CN201294437Y (en) * | 2008-11-25 | 2009-08-19 | 湘潭电机股份有限公司 | Mold for shaping stator coil |
| CN202160078U (en) * | 2011-08-22 | 2012-03-07 | 卧龙电气集团股份有限公司 | Adjustable formed coil expending device |
| CN103036368A (en) * | 2012-12-14 | 2013-04-10 | 南车株洲电机有限公司 | Expanding machine and coil end anti-inclining device thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106787475A (en) * | 2016-12-25 | 2017-05-31 | 中船重工电机科技股份有限公司 | Generator amature turriform coil shaping device |
| CN112371850A (en) * | 2020-12-03 | 2021-02-19 | 山东华成中德传动设备有限公司 | Replaceable multifunctional stamping mechanism and stamping machine |
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| Publication number | Publication date |
|---|---|
| CN103390974B (en) | 2015-09-09 |
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