CN101388288B - Winding method for foil coil and winder - Google Patents
Winding method for foil coil and winder Download PDFInfo
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- CN101388288B CN101388288B CN2008100627953A CN200810062795A CN101388288B CN 101388288 B CN101388288 B CN 101388288B CN 2008100627953 A CN2008100627953 A CN 2008100627953A CN 200810062795 A CN200810062795 A CN 200810062795A CN 101388288 B CN101388288 B CN 101388288B
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Abstract
The invention relates to a winding method of a foil-piecing type coil and a winding machine, wherein winding method of the strip foil-piecing type comprises the steps of making thin metal tapes, coiling threads, fixing a head portion, winding and piecing foil. The winding machine comprises a carriage for bearing, and the carriage is provided with a winding mold which is provided with a copper bar for fixing the thread ends, wherein the winding mold is connected with a motor, a tensioning mechanism, an insulating roll material bracket, an end insulating roll material bracket and a support roller through a driving mechanism, winding discs which can coil narrow band type metal tapes thereon is rotatably sleeved on the main shafts of the brackets, and a baffle is arranged between two adjacent winding discs. The invention can use narrow tapes to piece into a coil, thereby replacing a whole piece of foil.
Description
(1) technical field
The present invention relates to a kind of winding method and coil winding machine thereof of transformer coil, especially a kind of coil winding machine that is used for coiling band material Copper Foil or band material aluminum foil winding.
(2) technical background
The paper tinsel formula method for winding of existing transformer coil is to form with whole Copper Foil or aluminium foil coiling, at first with metal forming plate dish on winder feeding rack, insulating material is installed on the blanket insulation bin again, then will hold insulating material to be installed on the end blanket insulation bin, calibration metal paper tinsel Board position afterwards, the metal forming plate is drawn to the winding former top, proofread and correct the insulating material position then, insulating material is drawn to the winding former top, adjusting the required width of insulating paper reaches bit position, the metal forming plate is welded on the copper bar that can be fixed on the winding former again, described copper bar is fixed on the winding former, one deck or two layers of insulation material are covered on the metal forming plate, will hold insulating material to be pulled to the winding two ends and cement, restart the coiling transmission device.The bin discharging, metal forming plate and insulating material and end insulating material are wound onto on the winding former simultaneously, form the coil that needs.
The characteristics of this traditional whole paper tinsel formula method for winding are the metal forming plates that the coil of making different in width need use corresponding width, therefore, enterprise must be according to the customized specific metal forming plate that requires of the concrete size of every order, because the processing charges costliness and the process-cycle of metal forming plate are long, cause long, with high costs, working capital of enterprises of delivery cycle to be taken in a large number.
(3) summary of the invention
Need use the shortcoming of the metal forming plate of different in width for the coil that solves the coiling different in width that existing coil winding machine exists, the present invention proposes the winding method and the equipment thereof of the metal foil coil that a kind of raw material that use a kind of specification just can the coiling different in width, with reduce cost, the reduction of erection time.
Band material of the present invention is pieced together paper tinsel formula method for winding, comprises the steps:
A. make the metal strip bar of shaped like narrow;
B. with every strip metal roll of strip on the drum of correspondence, each drum all is enclosed within on the main shaft of winder feeding rack, establishes dividing plate between the adjacent drum;
C. the head of each metal strap is welded on the fixture on the winding former;
D. each metal strap is drawn in, the sidepiece that makes the adjacent metal tape mutually against, metal strap and insulating material and end insulating material are wound onto on the winding former simultaneously, form the coil of needs.
Realize the coil winding machine of band material assembly paper tinsel formula method for winding of the present invention, comprise the vehicle frame that is used to carry, described vehicle frame is provided with following mechanism:
Be used to roll the winding former of coil, be useful on the fixedly fixture of the end of a thread on the winding former, winding former connects motor by transmission mechanism;
Be used to adjust the strainer of metal strap rate of tension;
Volume has the blanket insulation bin of insulation film, and the blanket insulation bin is equipped with the blanket insulation strainer;
Volume has the end blanket insulation bin of end winding insulator;
It is characterized in that:
Also be provided with volume on the described vehicle frame and have the bin of metal strap, and have between the bin and winding former of metal strap at volume, be used for the cylinder of support metal tape;
The volume that is arranged on the vehicle frame rear end has to be with rotationally on the main shaft of bin of metal strap for the shaped like narrow metal strap and coils wire spool on it, establishes dividing plate between the adjacent wire spool.
Further, at the exit of bin to being provided with the position-limit mechanism that impels metal strap to close up mutually between the winding former.
Further, described position-limit mechanism is arranged between the exit and strainer of rolling up the bin bin that has metal strap.
Further, described position-limit mechanism was made of at the connected head-to-tail pilot hole of downward projection direction variant on the row height, while, and the width of described pilot hole equals the width of metal strap.
Further again, described position-limit mechanism be two mutually against roller constitute, bulge loop on the described roller surface and recess width equate, alternately arrange, and bulge loop and the groove mutual dislocation on two rollers, enclose the pilot hole of metal strap.
Further again, described bin main shaft by Bearing Installation on vehicle frame; Be socketed with the wire spool of space arrangement and the winding body that dividing plate is formed on the described bin main shaft, there is clamping device at the two ends of described winding body, described clamping device is connected with main shaft, the diameter of described dividing plate is greater than the diameter of described wire spool, be useful on the connecting portion of fixing coiling the end of a thread on the arc surface of described wire spool, connect by the connecting rod one between each wire spool of described clamping device and main body, the dividing plate.
Further, described clamping device comprises that the retaining that key connects pulls and the collar, and retaining is pulled with the collar and all being socketed on the main shaft, retaining pull and wind the line main body against, the collar is fixedlyed connected with main shaft by screw rod.
Further, described each retaining is pulled, wire spool, dividing plate are provided with corresponding perforation, and connecting rod is arranged in the perforation, and the two ends of connecting rod are screwed with locking nut.
Technical conceive of the present invention is: earlier many metal strap dishes are gone into bin, then tape is passed through supporting mechanism, position-limit mechanism in order, strainer, with every tape the head entirely be connected successively on the fixture, this fixture is fixed on the winding former.Start the cylinder be installed on the strainer and metal strap is applied suitable pressure make its tensioning, drive winding former, with many tapes mutually near, be spliced into the state coiling that is similar to whole paper tinsel.
Bin of the present invention has good effect for promoting usefulness of the present invention: during the dish line, the end of a thread with each tape inserts on the wire spool arc surface earlier, start drive motors then, the bin main shaft is driven to rotate, the clamping device that connects with the bin main shaft also rotates thereupon, by the also rotation synchronously of winding body that connecting rod is connected with the clamping device integral type, finish the dish line process.After finishing, the dish line enters winding process, before the coiling, earlier the locking nut at connecting rod two ends is backed out on the winding former, connecting rod is extracted out, make each wire spool become the individuality that can rotate separately relative to main shaft, then, identical with conventional way, the end of a thread traction of respectively organizing copper strips that dish is made also is fixed on the winding former, rotate winding former, bin outlet, copper strips floor-covering roll from level to level form the coil that needs on winding former.
Owing to separate by dividing plate between the wire spool on the bin, so phenomenon interlaced, that shoulder can not take place in the line process in going out when winding process.In addition, the copper strips of respectively organizing on the wire spool that dish makes exists the phenomenon that degree of tightness differs, if use conventional bin, copper strips that each group is coiled and cylindrical shell are unitary rotation, and the copper cash that cylindrical shell is drawn the most tightly drives rotation, so other loose copper strips can only be in a lax state always, so just wander off easily, get lines crossed.And this device each wire spool when outlet all is the individuality that can rotate separately relative to main shaft, copper strips for coiling compactness on the wire spool, wire spool can be followed the rotation line sending of winding former when outlet, for the lax copper strips of coiling on the wire spool, lax that part of copper strips can follow the rotation of winding former to cover earlier, be tightened up up to copper strips, wire spool just begins to rotate.Like this, go out each wire spool of line process and work alone, in good order, the effect that degree of tightness is adjusted automatically, initiatively rectified a deviation in the time of playing outlet.
Therefore, bin of the present invention can reduce interlaced, the phenomenon shouldered of when coiling tape, and degree of tightness is adjusted automatically, can initiatively be rectified a deviation during coiling, can significantly reduce the time of shutting down the reason line, raises the efficiency.
Owing to separate by dividing plate between the wire spool on the bin, thus tape and have the gap each other when drawing, and between winding former place tape, need mutually near to simulate whole paper tinsel, therefore, in fact tape presents the trapezoidal shape convergence on the whole from back to front.The existence at this convergence oblique angle is unfavorable for drawing in metal strap.If sufficient fore-and-aft distance is arranged, make bin and winding former that extremely long distance be arranged, can reduce convergency to reasonable range, wind the line successfully with assurance.But, often there is limitation the installation site of machine in the reality, therefore need install position-limit mechanism additional in the metal strap course of conveying, to shrink the spacing between the tape on one's own initiative, make the convergence oblique angle of tape when arriving winding former sufficiently little, make between the tape mutually near and simulate whole paper tinsel.
Because the performance of transformer coil and coil surface are long-pending relation is arranged, because lateral area increases, piecing together the paper tinsel plate of system has bigger surface area than whole paper tinsel plate, and therefore, the performance of the coil that its coiling forms is better than the coil of whole paper tinsel plate coiling.
Beneficial effect of the present invention is: (1) can adapt to different coil specifications by the radical of adjusting tape, avoided puzzlement for the coil manufacturing metal forming separately of different in width, also reduced the time of waiting metal forming simultaneously, shorten the delivery cycle of coil, alleviated the pressure that working capital of enterprises is taken in a large number; (2) the tape processing charges have greatly reduced processing cost well below paper tinsel.
(4) description of drawings
Fig. 1 is the schematic diagram of user mode of the present invention.
Fig. 2 is the schematic diagram of non-working condition of the present invention.
Fig. 3 is the schematic diagram of square degree after the user mode declivity of the present invention.
Fig. 4 is the schematic diagram of square degree after the non-working condition declivity of the present invention.
Fig. 5 is the structural representation of position-limit mechanism of the present invention.
Fig. 6 is the schematic perspective view of bin of the present invention.
Fig. 7 is the front view of bin of the present invention.
Fig. 8 is the wire spool of bin and the assembling schematic diagram of dividing plate.
Fig. 9 is the decomposition texture schematic diagram of the clamping device of bin.
(5) embodiment
Embodiment one
With reference to accompanying drawing, the present invention is described further below in conjunction with accompanying drawing.
Band material of the present invention is pieced together paper tinsel formula method for winding, comprises the steps:
A. make the metal strip bar of shaped like narrow;
B. with every strip metal roll of strip on the drum 802 of correspondence, each drum all is enclosed within on the main shaft 14 of winder feeding rack, establishes dividing plate 803 between the adjacent drum;
C. the head of each metal strap is welded on the fixture on the winding former;
D. each metal strap is drawn in, the sidepiece that makes the adjacent metal tape mutually against, metal strap and insulating material and end insulating material are wound onto on the winding former 2 simultaneously, form the coil of needs.
When metal tape was copper strips, described fixture was a copper bar; When metal tape was aluminium strip, described fixture was aluminium row.Described insulating material and end insulating material are preimpregnation cloth.
Technical conceive of the present invention is: earlier many metal strap dishes are gone into bin, then tape is passed through supporting mechanism, position-limit mechanism in order, strainer, the head of every tape entirely come on the fixture successively and fixture and banded paper tinsel is welded together, this fixture is fixed on the winding former.Start the cylinder be installed in the strainer top and metal strap is applied suitable pressure make its tensioning, drive winding former, with many tapes mutually near, be spliced into the state coiling that is similar to whole paper tinsel.
Embodiment two
Present embodiment is illustrating coil winding machine.
With reference to accompanying drawing:
Realize the coil winding machine of band material assembly paper tinsel formula method for winding of the present invention, comprise the vehicle frame 1 that is used to carry, described vehicle frame 1 is provided with following mechanism:
Be used to roll the winding former 2 of coil, be useful on the fixedly fixture of the end of a thread on the winding former, winding former connects motor by transmission mechanism;
Be used to adjust the strainer 3 of metal forming plate rate of tension;
Volume has the blanket insulation bin 4 of insulation film, and described blanket insulation bin 4 is equipped with blanket insulation strainer 42, and strainer 42 can adopt magnetic powder brake, is arranged on the outside of blanket insulation bin 4 rotating shafts;
Volume has the end blanket insulation bin 5 of end winding insulator;
Also be provided with volume on the described vehicle frame and have the bin 8 of metal strap, and have between the bin 8 and winding former 2 of metal strap at volume, be used for the cylinder 7 of support metal tape;
The volume that is arranged on vehicle frame 1 rear end has to be with rotationally on the main shaft of bin of metal strap for the shaped like narrow metal strap and coils wire spool 802 on it, establishes dividing plate 803. between the adjacent wire spool.
At the exit of bin 8 to being provided with the position-limit mechanism 6 that impels metal strap to close up mutually between the winding former 2.Especially, be the convenience that is provided with, described position-limit mechanism 6 is arranged between the exit and strainer 3 of bin 8.
Described position-limit mechanism 6 was made of at the connected head-to-tail pilot hole 61 of downward projection direction variant on the row height, while, the width of described pilot hole 61 equals the width of metal strap, the width of described pilot hole 61 has tolerance, makes pilot hole 61 width be slightly larger than the metal strap width.Particularly, described position-limit mechanism 6 be two mutually against roller 64 constitute, described roller 64 lip-deep bulge loops 63 and groove 62 width equate, bulge loop 63 and groove 62 mutual dislocation on two rollers, enclose the pilot hole 61 of metal strap.When using two or more position-limit mechanism 6, the precision of position-limit mechanism increases progressively step by step, and promptly position-limit mechanism 6 precision the closer to winding former are high more.
When metal tape was copper strips, described fixture was a copper bar; When metal tape was aluminium strip, described fixture was aluminium row.
Described strainer 3 is identical with traditional coil winding machine, comprises the cylinder symmetrically arranged by 2, that air pressure is controlled 33, and cylinder has a pressing plate 31 for 33 times, and metal strap is by between pressing plate 31 and the backing plate 32.By metal strap is exerted pressure, produce frictional force, make winding former be strained metal strap.
End blanket insulation bin 5 is arranged on second guide rail 51 of vehicle frame 1, can move left and right to adapt to technological requirement.The drum of end blanket insulation bin is identical with traditional coil winding machine, also is arranged on both sides.
Described bin main shaft 801 by Bearing Installation on vehicle frame 1; Be socketed with the wire spool 802 of space arrangement and the winding body 809 that circular dividing plate 803 is formed on the described bin main shaft 801, there is clamping device 804 at the two ends of described winding body, described clamping device 804 is connected with main shaft 801, the diameter of described dividing plate 803 is greater than the diameter of described wire spool 802, is useful on the arc surface of described wire spool 802 between each wire spool 802, dividing plate 803 of the described clamping device 804 of connecting portion of fixing coiling the end of a thread and main body to connect by connecting rod 805 one.
Described clamping device 804 comprise retaining that key connects pull 806 with the collar 807, retaining is pulled 806 and all is socketed on the main shaft 801 with the collar 807, retaining pull 806 with coiling main body 808 against, the collar 807 is fixedlyed connected with main shaft 801 by screw rod 809.
Described each retaining pulls 806, wire spool 802, dividing plate 803 are provided with corresponding perforation 811, and connecting rod 805 is arranged in the perforation 811, and the two ends of connecting rod 805 are screwed with locking nut 810.
Technical conceive of the present invention is: earlier many metal strap dishes are gone into bin 8, then tape is passed through supporting mechanism 7, position-limit mechanism 6 in order, strainer 3, with every tape the head entirely be connected successively on the fixture, this fixture is fixed on the winding former 2.Start the cylinder be installed on the strainer and metal strap is applied suitable pressure make its tensioning, drive winding former, with many tapes mutually near, be spliced into the state coiling that is similar to whole paper tinsel.
Bin of the present invention has good effect for promoting usefulness of the present invention: during the dish line, the end of a thread with each tape inserts on the wire spool arc surface earlier, start drive motors then, the bin main shaft is driven to rotate, the clamping device that connects with the bin main shaft also rotates thereupon, by the also rotation synchronously of winding body that connecting rod is connected with the clamping device integral type, finish the dish line process.After finishing, the dish line enters winding process, before the coiling, earlier the locking nut at connecting rod two ends is backed out on the winding former, connecting rod is extracted out, make each wire spool become the individuality that can rotate separately relative to main shaft, then, identical with conventional way, the end of a thread traction of respectively organizing copper strips that dish is made also is fixed on the winding former, rotate winding former, bin outlet, copper strips floor-covering roll from level to level form the coil that needs on winding former.
Owing to separate by dividing plate between the wire spool on the bin, so phenomenon interlaced, that shoulder can not take place in the line process in going out when winding process.In addition, the copper strips of respectively organizing on the wire spool that dish makes exists the phenomenon that degree of tightness differs, if use conventional bin, copper strips that each group is coiled and cylindrical shell are unitary rotation, and the copper cash that cylindrical shell is drawn the most tightly drives rotation, so other loose copper strips can only be in a lax state always, so just wander off easily, get lines crossed.And this device each wire spool when outlet all is the individuality that can rotate separately relative to main shaft, copper strips for coiling compactness on the wire spool, wire spool can be followed the rotation line sending of winding former when outlet, for the lax copper strips of coiling on the wire spool, lax that part of copper strips can follow the rotation of winding former to cover earlier, be tightened up up to copper strips, wire spool just begins to rotate.Like this, go out each wire spool of line process and work alone, in good order, the effect that degree of tightness is adjusted automatically, initiatively rectified a deviation in the time of playing outlet.
Therefore, bin of the present invention can reduce interlaced, the phenomenon shouldered of when coiling tape, and degree of tightness is adjusted automatically, can initiatively be rectified a deviation during coiling, can significantly reduce the time of shutting down the reason line, raises the efficiency.
Owing to separate by dividing plate between the wire spool on the bin, thus tape and have the gap each other when drawing, and between winding former place tape, need mutually near to simulate whole paper tinsel, therefore, in fact tape presents the trapezoidal shape convergence on the whole from back to front.The existence at this convergence oblique angle is unfavorable for drawing in metal strap.If sufficient fore-and-aft distance is arranged, make bin and winding former that extremely long distance be arranged, can reduce convergency to reasonable range, wind the line successfully with assurance.But, often there is limitation the installation site of machine in the reality, therefore need install position-limit mechanism additional in the metal strap course of conveying, to shrink the spacing between the tape on one's own initiative, make the convergence oblique angle of tape when arriving winding former sufficiently little, make between the tape mutually near and simulate whole paper tinsel.
The described content of this specification embodiment only is enumerating the way of realization of inventive concept; protection scope of the present invention should not be regarded as only limiting to the concrete form that embodiment states, protection scope of the present invention also reach in those skilled in the art conceive according to the present invention the equivalent technologies means that can expect.
Claims (8)
1. the band material is pieced together paper tinsel formula method for winding, comprises the steps:
A. make the metal strip bar of shaped like narrow;
B. with every strip metal roll of strip on the wire spool of correspondence, each wire spool all is enclosed within on the main shaft of winder feeding rack, establishes dividing plate between the adjacent wire spool;
C. the head of each metal strap is welded on the fixture on the winding former;
D. each metal strap is drawn in, the sidepiece that makes the adjacent metal tape mutually against, one deck or two layers of insulation material are covered on the metal strap, to hold insulating material to be pulled to the winding two ends and cement, metal strap and insulating material and end insulating material are wound onto on the winding former simultaneously, form coil.
2. realize the coil winding machine of band material assembly paper tinsel formula method for winding as claimed in claim 1, comprise the vehicle frame that is used to carry, described vehicle frame is provided with following mechanism:
Be used to roll the winding former of coil, be useful on the fixedly fixture of the end of a thread on the winding former, winding former connects motor by transmission mechanism;
Be used to adjust the strainer of metal strap rate of tension;
Volume has the blanket insulation bin of insulation film, and described blanket insulation bin is equipped with the blanket insulation strainer;
Volume has the end blanket insulation bin of end winding insulator;
It is characterized in that:
Also be provided with volume on the described vehicle frame and have the bin of metal strap, and have between the bin and winding former of metal strap at volume, be used for the cylinder of support metal tape;
Volume has to be with rotationally on the main shaft of bin of metal strap for the shaped like narrow metal strap and coils wire spool on it, establishes dividing plate between the adjacent wire spool.
3. coil winding machine as claimed in claim 2 is characterized in that: at the exit of bin to being provided with the position-limit mechanism that impels metal strap to close up mutually between the winding former.
4. coil winding machine as claimed in claim 3 is characterized in that: described position-limit mechanism is arranged on the exit of bin and adjusts between the strainer of metal strap rate of tension.
5. coil winding machine as claimed in claim 4, it is characterized in that: described position-limit mechanism by two mutually against roller constitute, bulge loop on the described roller surface and recess width equate, bulge loop and groove mutual dislocation on two rollers, enclose the pilot hole of metal strap, the width of described pilot hole equals the width of metal strap.
6. as the described coil winding machine of one of claim 2-5, it is characterized in that: described bin, comprise the bin main shaft, described bin main shaft by Bearing Installation on vehicle frame; Be socketed with the wire spool of space arrangement and the winding body that dividing plate is formed on the described bin main shaft, there is clamping device at the two ends of described winding body, described clamping device is connected with main shaft, the diameter of described dividing plate is greater than the diameter of described wire spool, be useful on the connecting portion of fixing coiling the end of a thread on the arc surface of described wire spool, connect by the connecting rod one between each wire spool of described clamping device and winding body, the dividing plate.
7. coil winding machine as claimed in claim 6 is characterized in that: described clamping device comprises that the retaining that key connects pulls and the collar, and retaining is pulled with the collar and all being socketed on the main shaft, retaining pull with winding body against, the collar is fixedlyed connected with main shaft by screw rod.
8. coil winding machine as claimed in claim 7 is characterized in that: described each retaining is pulled, wire spool, dividing plate are provided with corresponding perforation, and connecting rod is arranged in the perforation, and the two ends of connecting rod are screwed with locking nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100627953A CN101388288B (en) | 2008-07-04 | 2008-07-04 | Winding method for foil coil and winder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100627953A CN101388288B (en) | 2008-07-04 | 2008-07-04 | Winding method for foil coil and winder |
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| Publication Number | Publication Date |
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| CN101388288A CN101388288A (en) | 2009-03-18 |
| CN101388288B true CN101388288B (en) | 2011-10-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008100627953A Active CN101388288B (en) | 2008-07-04 | 2008-07-04 | Winding method for foil coil and winder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103366951A (en) * | 2013-07-26 | 2013-10-23 | 王立华 | Dual-purpose winding machine for foil strip |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101819876B (en) * | 2010-04-30 | 2012-06-20 | 华中科技大学 | Winding machine |
| CN103354172A (en) * | 2013-07-30 | 2013-10-16 | 江苏亨特集团华特电气有限公司 | Transformer foil type coil winding method |
| CN108550461A (en) * | 2018-05-30 | 2018-09-18 | 卧龙电气银川变压器有限公司 | A kind of 10KV capacity transfers distribution transformer coils conducting wire tightening device |
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2008
- 2008-07-04 CN CN2008100627953A patent/CN101388288B/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103366951A (en) * | 2013-07-26 | 2013-10-23 | 王立华 | Dual-purpose winding machine for foil strip |
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| CN101388288A (en) | 2009-03-18 |
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Effective date of registration: 20190228 Address after: 315327 Wei2 Road 699, Andong Town Industrial Park, Hangzhou Bay New District, Ningbo, Zhejiang Province Patentee after: Cixi Dahua Electrical Appliance Co.,Ltd. Address before: 315327 No. 8 Worker Road, Andong Town, Cixi City, Zhejiang Province Patentee before: Wang Lihua |
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Denomination of invention: Splicing foil coil winding method and winding machine Effective date of registration: 20230919 Granted publication date: 20111005 Pledgee: Ningbo Cixi Rural Commercial Bank Co.,Ltd. Pledgor: Cixi Dahua Electrical Appliance Co.,Ltd. Registration number: Y2023980057273 |
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