CN101192460A - Stranded special polyester imines enameling round wires production process - Google Patents
Stranded special polyester imines enameling round wires production process Download PDFInfo
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- CN101192460A CN101192460A CNA200610154817XA CN200610154817A CN101192460A CN 101192460 A CN101192460 A CN 101192460A CN A200610154817X A CNA200610154817X A CN A200610154817XA CN 200610154817 A CN200610154817 A CN 200610154817A CN 101192460 A CN101192460 A CN 101192460A
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Abstract
The invention discloses a manufacturing technique of twisting a special type polyesterimide enameled round copper wire, the manufacturing process flow of which is divided into three parts of wiredrawing, covering and separating twisting, as well as special treatment of heating. The wiredrawing is to draw a thick bare copper wire into a thin copper wire with a diameter of 0.06 to 0.30millimeter. The covering is to coat the polyesterimide painting on the round copper wire after drawn thin and coat fusible self-adhesive painting, then go through the processing of drying and waxing. The twisting is to utilize a wire twisting machine to twist the enameled wire that is coated with fusible self-adhesive painting, firstly twist a plurality of single enameled wires into one-stand, then compose the a plurality of one-stands into a multi-stand, the maximum stands can be twisted is 386, the maximum twisting external diameter of the fusible self-adhesive LITZ wire is 3.0millimeter. The invention is applicable to the manufacture of twisting a special type polyesterimide enameled round copper wire.
Description
Technical field
The present invention relates to a kind of enamelled wire, especially relate to a kind of stranded special polyester imines enameling round wires.
Background technology
Along with improving constantly of people's quality of life, the range of application of household electrical appliance is also more and more wider, require also more and more higher, so micromachine, electronic toy and household electrical appliance etc. need with a large amount of high-quality stranded special enamel insulated round copper wire.It is a kind of novel electrical material, has numerous premium properties such as high temperature resistant, tack, anti-high frequency, and this stranded special enamel insulated round copper wire production technology and specification requirement are quite high, and domestic production at present still belongs to blank, the main dependence on import of product.Owing to the stranded special enamel insulated round copper wire broken string easily takes place in stranded process and jumps thigh and few strand, the lay allotment is improper, the improper meeting of keevil distance causes loose wire and twisted wire air spots sliding submissive, and stranded back easily produces pin hole, and the single cord footpath is backguy and defective such as cause that whole strand is scrapped easily.So in process of production, require the control of twisted pair wire equipment and production technology and flow process that quite high requirement is arranged.
Summary of the invention
Existing defective in the objective of the invention is to produce at above-mentioned enamel insulated round copper wire provides that a kind of design is more perfect, the stranded special polyester imines enameling round wires production technology of quality assurance.
In order to achieve the above object, the present invention has mainly adopted following technical scheme to realize.Product of the present invention mainly is made up of the copper wire conductor, scribbles polyester imines lacquer as insulation paint film envelope curve outside the copper wire conductor, is coated with last layer heat again and is melting the self-adhesion lacquer scribbling polyester imines lacquer skin.Described above-mentioned enamelled wire, processing through the energising heating, make and be applied to the outer field heat of circular copper wire and melting bonding paint film is changed to the bonding typing state of mutual bonding by solid state moment Self-binding cord, described utility model enamelled wire is to be twisted into a sub-thread by some above-mentioned special polyester imines enamelled wires, is twisted into the stranded special enamel insulated round copper wire by some strands of sub-threads again.
The technological process of production of the present invention is divided into wire drawing, bag lacquer and stranded three parts:
One, wire drawing
1, bare copper wire wire drawing: at first the bare copper wire of being got will be carried out quality examination, must choose on the measured bare copper wire of matter the coil holder rough silk of annealing, enter secondary wire drawing program with the bus that pulls into again, pull into the circular copper wire of diameter 0.06 ~ 0.30mm.
2, enamel-cover is reached the standard grade: must check diameter, the outward appearance of each dish circular copper wire that wire-drawing process drew before reaching the standard grade, the qualified enamelling machine pay off rack of putting.
Two, bag lacquer
1, set enamel-cover stove and annealing furnace temperature: each part temperatures is set and must strict be pressed special process designing requirement setting, and the value of fluctuating can not surpass allowed band.
2, process speed is set:
3, each coating paint check:
4, enamel-cover annealing, cleaning and oven dry: must anneal again, clean and dry through suitable temperature before the naked copper japanning, before entering enamelling process, on the bare copper wire copper powder, greasy dirt, moisture content can not be arranged; Otherwise do not reach the japanning requirement.
5, bottom paint baking: must strictly implement the japanning passage by technological design, the film thickness in each road of strict control makes the every performance of paint film reach requirement.
6, outer paint baking: the outer self-adhesion paint film that is painted with, need the baking temperature in strict control per pass film thickness and the process to change, otherwise easily cause the self-adhesive layer deficiency, lose self-adhesion.
7, the control of waxing: wax amount on every line of strict control, can cause too much that line easily looses when stranded, the very few easily scratch line that causes when stranded.
8, take-up control: strict too small meeting causes the product line bad order by technological design regulation adjustment takeup tension, crosses conference and causes single cord footpath drawing-down.
9, sub-thread product line quality inspection: utilize various inspection machines that the sub-thread product line is carried out every service check, the requirement that must be up to state standards of every performance, the special requirement pinhole number is controlled in per 1 meter below 1 hole, i.e. free of pinholes.
10, semi-finished product warehouse-in: sub-thread product line packing warehouse-in through being up to the standards.
Three, stranded
1, quality is confirmed: reaffirm the single cord quality.
2, reach the standard grade: will confirm the close weight of sub-thread line selection of quality, number of share of stock quantity is loaded onto the stranding machine pay off rack on request.
3, gear and mould are installed: select for use special lay change gear of installation and special twisted wire mould on stranding machine by production engineering specifications, the selection of gear and mould is quite crucial, must conform to technological design.
4, keevil distance setting: adjust keevil to the size between mould by the technology requirement, the excessive too small stranded back bad order that all can cause, this also is a key item.
5, share split: need be quite careful during share split, must distribute uniformly by technological requirement, otherwise cause finished product easily to jump thigh.
6, threading and tension adjustment: after (1) share split is intact line penetrated in order keevil, mould, twisted wire and bend to the take-up axle; (2) start admission machine, rotating speed is adjusted to production engineering specifications; (3) tension force of regulating each mono-axial with the hand-hold type tensometer is to production engineering specifications, and this point is very crucial, and each tension error must not surpass 0.5N, otherwise very easily causes single cord footpath drawing-down and cause and put in order strand and scrap.
7, initial workpiece inspection and finished product characteristic check: (1) initial workpiece inspection: start and move at least 10 minutes after board is adjusted tension force, product line before changing is done the initial workpiece inspection, get wherein 6 meters inspections, whether inspection item: outward appearance, number of share of stock, sub-thread diameter, lay, have or not broken string, loose wire, jumping thigh, few strand, salt solution pin hole up to standard, the initial workpiece product of passed examination also must be scrapped processing if must comprising; (2) finished product characteristic inspection: get second product testing of producing under the identical conditions, also must take each sub-thread of twisted wire pair apart and do the desired every test of national standard except initial workpiece is checked desired inspection item, result of the test must comply with the national standard requirements.
8, packing warehouse-in: the LITZ line products that is up to the standards is filled in related data, and the packing warehouse-in.
Key technology of the present invention is: know-why of the present invention is by the multiply mutually insulated and has stranded the forming of extraordinary electromagnetic wire of self-adhesive layer, and specification requirement is quite high, in its operation technique flow process, and the quality of strict control sub-thread enamelled wire; Use special lay change gear; The technology that the tension force of each sub-thread bobbin is adjusted; Composite twisted wire is carried out the technology of even share split; The design of keevil distance and adjustment.
The present invention compared with prior art has following obvious advantage and innovation.
(1) with high content of technology.The present invention has adopted a series of key technology: the quality of strict control sub-thread enamelled wire; Use special lay change gear; The technology that the tension force of each sub-thread bobbin is adjusted; Composite twisted wire is carried out the technology of even share split; The design of keevil distance and adjustment.
(2) stranded quality better.The present invention adopts state-of-the-art technology and equipment to produce, have outer surface smoother submissive, do not have to jump strand, few strand, pin hole are few, advantage such as loose wire not.
(3) stranded ability is strong.386 strands of the multipotency strands of sub-thread diameter 0.10mm enamelled wire, stranded external diameter reaches 3.0mm.
(4) product specification height.Be that high temperature resistant, the anti-high frequency of present state-of-the-art polyester imines, heat are being melted self-adhesion LITZ line, the self-adhesion works very well, institute's coiling typing effect is splendid.
The present invention is applicable to the production stranded special polyester imines enameling round wires.
Below in conjunction with the drawings and specific embodiments product of the present invention is further described.
Description of drawings
Fig. 1 is an enamel insulated round copper wire overall structure schematic cross-section of the present invention.
Fig. 2 is an enamel insulated round copper wire self-adhesion effect schematic cross-section of the present invention.
Embodiment
As shown in Figure 1, enamel insulated round copper wire of the present invention mainly is made up of copper wire conductor 1, scribbles polyester imines paint film 2 as insulating barrier outside copper wire conductor 1, is coated with last layer heat again and is melting self-adhesion paint film 3 outside scribbling polyester imines paint film 2.
Shown in Figure 2, enamel insulated round copper wire of the present invention scribbles polyester imines paint film 2 outward by some strands of copper wire conductors, is coated with last layer heat again and melts the extraordinary enamel insulated round copper wire of self-adhesion paint film 3 and be twisted into one and form, and can make the self-adhesive layer typing that bonds mutually through the energising heating after being twisted into.The utility model is applicable to the tack LITZ line of extensive use in display, high definition television, instrument, instrument, electromagnetic oven coil, high frequency transformer.
The present invention is applicable to the production stranded special polyester imines enameling round wires.
Claims (6)
1. the production technology of a stranded special polyester imines enameling round wires is characterized in that the technological process of production of the present invention divides wire drawing, bag lacquer and stranded three parts and heating special processing.
2. the production technology of stranded special polyester imines enameling round wires according to claim 1 is characterized in that its drawing process is through a wire drawing and annealing, enters the circular copper wire that secondary wire drawing program pulls into 0.06 ~ 0.30mm again.
3. the production technology of stranded special polyester imines enameling round wires according to claim 1 is characterized in that its bag lacquer craftwork is to be coated with the polyester imines lacquer to make the insulation paint film on the circular copper wire of drawing-down, coats heat again and melts the self-adhesion lacquer through oven dry processing such as wax.
4. the production technology of stranded special polyester imines enameling round wires according to claim 1, it is characterized in that its stranded technology is that the employing stranding machine will be coated the polyester imines lacquer and the hot enamelled wire that is melting the self-adhesion lacquer carries out stranded, earlier some enamelled wire single lines are twisted into sub-thread, again some sub-threads are twisted into multiply, strand is 386 strands at most, and stranded external diameter reaches 3.0mm.
5. the production technology of stranded special polyester imines enameling round wires according to claim 1, it is characterized in that its heating special processing, with the stranded enamelled wire heat treated of switching on, make to be applied to outer field heat and to melt the self-adhesion paint film is changed to the bonding typing state of mutual bonding by solid state moment tack LITZ line.
6. the production technology of stranded special polyester imines enameling round wires according to claim 1 is characterized in that the present invention in its technological process, the quality of strict control sub-thread enamelled wire; Use the lay change gear; Tension force design to per share bobbin is adjusted; Composite twisted wire is advanced even share split; The adjustment of control keevil distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200610154817XA CN101192460A (en) | 2006-11-23 | 2006-11-23 | Stranded special polyester imines enameling round wires production process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200610154817XA CN101192460A (en) | 2006-11-23 | 2006-11-23 | Stranded special polyester imines enameling round wires production process |
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| CN101192460A true CN101192460A (en) | 2008-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA200610154817XA Pending CN101192460A (en) | 2006-11-23 | 2006-11-23 | Stranded special polyester imines enameling round wires production process |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101414498B (en) * | 2008-10-16 | 2010-10-20 | 露笑科技股份有限公司 | Technique for preparing ultramicro enamelling cuprum round line |
| CN101650986B (en) * | 2009-06-09 | 2011-12-14 | 无锡锡洲电磁线有限公司 | Modified polyurethane flat enamelled copper wire and method of producing same |
| CN102354576A (en) * | 2011-08-25 | 2012-02-15 | 江苏宝杰隆电磁线有限公司 | Processing technology of squared rectangular insulated enamelled wires |
| CN102354584A (en) * | 2011-08-31 | 2012-02-15 | 湖北瀛通电子有限公司 | Production process for enamelled wire by coating thin paint for many times |
| CN102592753A (en) * | 2012-03-27 | 2012-07-18 | 江西圣达威电工材料有限公司 | Production method for improving flexibility of enameled copper round wire |
| CN102610376A (en) * | 2012-04-12 | 2012-07-25 | 银川欣安瑞电气有限公司 | Novel high-power high-frequency high-voltage oil-immersed transformer for ozone generator |
| CN102682931A (en) * | 2012-05-15 | 2012-09-19 | 哈尔滨工程大学 | Enameled wire machine |
| CN103077781A (en) * | 2013-01-22 | 2013-05-01 | 无锡巨丰复合线有限公司 | Production process for high-flexibility high-density enameled wire for enameled stranded conductor |
| CN103943333A (en) * | 2014-03-27 | 2014-07-23 | 宝电电子(张家港)有限公司 | Electronic transformer |
| CN103996526A (en) * | 2014-05-22 | 2014-08-20 | 南通科尔电器有限责任公司 | Wire stranding and end winding process of inductor |
| CN105655058A (en) * | 2015-12-30 | 2016-06-08 | 合肥星辰电线电缆股份有限公司 | Production process of enamelled wire |
| CN106158150A (en) * | 2016-08-01 | 2016-11-23 | 合肥佳瑞林电子技术有限公司 | A kind of manufacture craft of electric wire |
| CN106633878A (en) * | 2016-12-02 | 2017-05-10 | 安徽承顺铜业有限公司 | Level-200 polyesterimide enameled wire |
| CN106910567A (en) * | 2017-03-30 | 2017-06-30 | 深圳市嘉正欣实业有限公司 | Enamel-cover twisted wire preparation technology, enamel-cover twisted wire and transformer |
-
2006
- 2006-11-23 CN CNA200610154817XA patent/CN101192460A/en active Pending
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101414498B (en) * | 2008-10-16 | 2010-10-20 | 露笑科技股份有限公司 | Technique for preparing ultramicro enamelling cuprum round line |
| CN101650986B (en) * | 2009-06-09 | 2011-12-14 | 无锡锡洲电磁线有限公司 | Modified polyurethane flat enamelled copper wire and method of producing same |
| CN102354576A (en) * | 2011-08-25 | 2012-02-15 | 江苏宝杰隆电磁线有限公司 | Processing technology of squared rectangular insulated enamelled wires |
| CN102354584B (en) * | 2011-08-31 | 2012-12-12 | 湖北瀛通电子有限公司 | Production process for enamelled wire by coating thin paint for many times |
| CN102354584A (en) * | 2011-08-31 | 2012-02-15 | 湖北瀛通电子有限公司 | Production process for enamelled wire by coating thin paint for many times |
| CN102592753A (en) * | 2012-03-27 | 2012-07-18 | 江西圣达威电工材料有限公司 | Production method for improving flexibility of enameled copper round wire |
| CN102610376B (en) * | 2012-04-12 | 2015-04-08 | 银川欣安瑞电气有限公司 | Novel high-power high-frequency high-voltage oil-immersed transformer for ozone generator |
| CN102610376A (en) * | 2012-04-12 | 2012-07-25 | 银川欣安瑞电气有限公司 | Novel high-power high-frequency high-voltage oil-immersed transformer for ozone generator |
| CN102682931A (en) * | 2012-05-15 | 2012-09-19 | 哈尔滨工程大学 | Enameled wire machine |
| CN102682931B (en) * | 2012-05-15 | 2013-12-18 | 哈尔滨工程大学 | Enameled wire machine |
| CN103077781A (en) * | 2013-01-22 | 2013-05-01 | 无锡巨丰复合线有限公司 | Production process for high-flexibility high-density enameled wire for enameled stranded conductor |
| CN103943333A (en) * | 2014-03-27 | 2014-07-23 | 宝电电子(张家港)有限公司 | Electronic transformer |
| CN103996526A (en) * | 2014-05-22 | 2014-08-20 | 南通科尔电器有限责任公司 | Wire stranding and end winding process of inductor |
| CN105655058A (en) * | 2015-12-30 | 2016-06-08 | 合肥星辰电线电缆股份有限公司 | Production process of enamelled wire |
| CN106158150A (en) * | 2016-08-01 | 2016-11-23 | 合肥佳瑞林电子技术有限公司 | A kind of manufacture craft of electric wire |
| CN106633878A (en) * | 2016-12-02 | 2017-05-10 | 安徽承顺铜业有限公司 | Level-200 polyesterimide enameled wire |
| CN106910567A (en) * | 2017-03-30 | 2017-06-30 | 深圳市嘉正欣实业有限公司 | Enamel-cover twisted wire preparation technology, enamel-cover twisted wire and transformer |
| CN106910567B (en) * | 2017-03-30 | 2018-04-10 | 深圳市嘉正欣实业有限公司 | Enamel-cover twisted wire preparation technology, enamel-cover twisted wire and transformer |
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Application publication date: 20080604 |