CN104495513A - Glass fiber winding creel for tangential protofilament unwinding - Google Patents

Glass fiber winding creel for tangential protofilament unwinding Download PDF

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Publication number
CN104495513A
CN104495513A CN201410774259.1A CN201410774259A CN104495513A CN 104495513 A CN104495513 A CN 104495513A CN 201410774259 A CN201410774259 A CN 201410774259A CN 104495513 A CN104495513 A CN 104495513A
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CN
China
Prior art keywords
precursor
yarn
locating wheel
fork
protofilament
Prior art date
Application number
CN201410774259.1A
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Chinese (zh)
Inventor
祖群
王翔
秦向荣
刘劲松
韩进华
任中杰
郭仁贤
Original Assignee
中材科技股份有限公司
南京能仁科技有限公司
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Publication date
Application filed by 中材科技股份有限公司, 南京能仁科技有限公司 filed Critical 中材科技股份有限公司
Priority to CN201410774259.1A priority Critical patent/CN104495513A/en
Publication of CN104495513A publication Critical patent/CN104495513A/en

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Abstract

The invention discloses a glass fiber winding creel which comprises a yarn guide mechanism and more than one unwinding unit, wherein the unwinding units comprise adjustable-speed motors and protofilament expansion barrels; the adjustable-speed motors drive the protofilament expansion barrels to rotate to unwind the yarns; protofilaments on the protofilament expansion barrels are led out along the tangential directions of the protofilament expansion barrels and are plied and wound on a head of the creel after being corrected to right directions by the yarn guide mechanism. According to the glass fiber winding creel, the phenomenon of twisting caused when the protofilaments are axially unwound from the protofilament barrels can be effectively eliminated, and twistless bundling of the protofilaments is realized; meanwhile, the uniformity and the consistency of the tension of the protofilaments are improved, and the banding performance of twistless yarns and the wetting and soaking performance of resin are enhanced.

Description

A kind of precursor tangentially moves back the glass fibre winding creel of solution

Technical field

The present invention relates to glass fibre manufacturing technology application, be specifically related to glass fibre winding production cake and tangentially actively rotate outer unloading device.

Background technology

The precursor of existing glass fibre winding moves back solution creel and comprises: layer put by precursor, thread-carrier, tensioner, broken yarn self-stop.This creel has the following disadvantages when applying: precursor axial releasing, often moves back solution one and encloses generation turn, and after plying, yarn produces the phenomenon reversed, and have impact on the tapability of roving and the wetting of resin and soaks into; Being limited in scope of tensioner adjustment tension force, easily produces degree of tightness stock phenomenon after precursor plying; Tensioner has the cliding friction point at more than seven places, and inflection point is too much, and bending angle is excessive, causes damage large to precursor; Broken yarn self-stop mainly contains mechanical type and photo-electric two kinds, and these two kinds of broken yarn self-stops are if any lousiness gear in precursor sense channel, and broken yarn self-stop will be ineffective, produce and lack stock.

Summary of the invention

The technical problem to be solved in the present invention is that existing creel adopts axial releasing, and after plying, yarn easily produces torsion phenomenon; Existing creel adopts tensioner, and setting range is little, easily occurs degree of tightness stock, and many places cliding friction, inflection point are many, easily cause damage to precursor; The mode of broken yarn self-stop because lousiness blocks and is not found, can produce and lack stock.

For solving the problems of the technologies described above, the scheme that the present invention adopts is: a kind of glass fibre winding creel, comprises Yarn guide mechanism and more than one pay-off unit; Described pay-off unit comprises buncher and the swollen cylinder of precursor; Buncher drives the swollen cylinder of precursor to rotate back yarn, and the precursor on precursor is swollen cylinder is drawn along the tangential direction of the swollen cylinder of precursor and behind Yarn guide mechanism correcting direction, pools capital and be wound up on winder head.

Buncher is adopted to make the swollen cylinder of precursor do initiatively rotary motion, precursor is made to move back along precursor swollen cylinder tangential direction is aggressive more outward, torsion phenomenon during axial releasing can not be produced, fundamentally eliminate the problem and tail yarn waste problem of twisting in roving production process.

Further, described Yarn guide mechanism comprises to be put yarn locating wheel and receives yarn locating wheel, puts yarn locating wheel vertical with the outside common tangent of the swollen cylinder of precursor.By arranging the direction of travel of two locating wheel correcting precursor, and provide certain pulling force to precursor, structure is simple, making is easy, and owing to not using tensioner, minimizing precursor moves back the friction point in solution preocess, the extent of damage of the precursor weakened.

For realizing broken yarn self-stop function, described pay-off unit is also provided with tension-detecting mechanism, and this organization establishes is being put yarn locating wheel and receiving between yarn locating wheel, and it comprises angular transducer, fork and action roller; One end of fork is positioning end, it arranges angular transducer, and the other end of fork is free end, and it arranges action roller, the signal input part of described angular transducer detects fork pendulum angle, and signal output part connects the control end of buncher and controls buncher rotating speed.Action roller take be placed on yarn locating wheel and receive between yarn locating wheel precursor on, when the tension force on precursor is large, the towing force that action roller is subject to is large, will be held up, thus drive fork rotational angle also to become large, when the tension force on precursor reduces, the towing force that action roller receives is just little, under the impact of self gravitation, will fall after rise, thus fork is rotated towards the direction naturally drooped, when the outer back speed degree of the precursor on the swollen cylinder of precursor and the precursor on Split Down reel around enter speed consistent time, the power that action roller receives is constant, it is motionless that fork will rest on an angle, therefore, the corner of fork is detected by arranging angular transducer, and feed back to the controller of buncher in time, the rotating speed of cake buncher can be controlled in real time, thus make precursor tension force keep constant, tension-detecting mechanism also can have broken yarn measurement effect simultaneously, when there is broken yarn in the system of glass fibre winding machine, namely precursor loses tension force, and at this moment fork falls after rise rapidly to vertical position, all bunchers realize complete machine immediately and stop, and precursor is swollen, and cylinder noninertia continues to rotate the phenomenon sending yarn, when after doff length to fixed length, buncher realizes complete machine equally and stops.

Further, described Yarn guide mechanism also comprises cooperation roller, and coordinating roller, putting yarn locating wheel and receive yarn locating wheel is triangle arrangement.Cooperation roller is set, although add the inflection point of precursor trend, more stable towing force can be provided to action roller, make the detection of tension force more accurate.

The present invention has following beneficial effect: it effectively can eliminate the phenomenon of twisting at random when precursor moves back from cake, realize the non-twist boundling of precursor, improve homogeneity and the conformability of the tension force of precursor simultaneously, improve the one-tenth band of zero twisted yarn and soaking and impregnability of resin.

Accompanying drawing explanation

Fig. 1 is structural representation of the present invention.

Detailed description of the invention

As shown in Figure 1, the present invention includes Yarn guide mechanism and more than one pay-off unit; Described pay-off unit comprises buncher and the swollen cylinder 1 of precursor; Buncher drives precursor swollen cylinder 1 to rotate back yarn, and the precursor on precursor is swollen cylinder 1 to be drawn and behind Yarn guide mechanism correcting direction along the tangential direction of the swollen cylinder 1 of precursor, pools capital and to be wound up on winder head 4.

Described Yarn guide mechanism comprises to be put yarn locating wheel 3, cooperation roller 5 and receives yarn locating wheel 8, puts yarn locating wheel 3 vertical with the outside common tangent of the swollen cylinder of precursor 1, coordinates roller 5, puts yarn locating wheel 3 and receive yarn locating wheel 8 and arrange in triangle.

Described pay-off unit is also provided with tension-detecting mechanism, and this organization establishes is being put yarn locating wheel 3 and receiving between yarn locating wheel 8, and it comprises angular transducer 2, fork 7 and action roller 6; One end of fork 7 is positioning end, it is arranged angular transducer 2, this end is also the pivot center of fork 7, the other end of fork 7 is free end, it is arranged action roller 6, the signal input part of described angular transducer 2 detects fork 7 pendulum angle, and signal output part connects the control end of buncher and controls buncher rotating speed.

Because the present invention adopts buncher to make the swollen cylinder 1 of precursor do initiatively rotary motion, precursor is made to move back along precursor swollen cylinder 1 tangential direction is aggressive more outward, winder head 4 rolling, torsion phenomenon during axial releasing can not be produced, fundamentally eliminate the problem and tail yarn waste problem of twisting in roving production process.

By arranging the direction of travel of three locating wheel correcting precursor, and provide stable pulling force to precursor, structure is simple, making is easy, and owing to not using tensioner, avoids the phenomenon occurring degree of tightness stock and infringement precursor.

By arranging tension-detecting mechanism, achieve broken yarn self-stop function, aborning, only have when precursor on the swollen cylinder of precursor 1 outer back speed degree and, precursor on winder head 4 around enter speed consistent time, not loose not tight roving could be realized, but, in reality really, precursor on winder head 4 is constant around entering speed, but on precursor is swollen cylinder 1 the outer back speed degree of precursor but time be engraved in change, and it is suddenly big or suddenly small, therefore, the present invention is in order to the rotating speed of the swollen cylinder 1 of real-time monitoring precursor, design action roller 5 taken be placed on yarn locating wheel 3 and receive between yarn locating wheel 8 precursor on, when the tension force on precursor is large, the towing force that action roller 5 is subject to is large, will be held up, thus drive fork 7 rotational angle also to become large, now, need the rotating speed accelerating the swollen cylinder 1 of precursor, accelerate to put silk, when the tension force on precursor reduces, the towing force that action roller 5 receives is just little, under the impact of self gravitation, will fall after rise, thus fork 7 is rotated towards the direction naturally drooped, and now, will slow down the rotating speed of the swollen cylinder 1 of precursor, and slow down and put silk, when the outer back speed degree of the precursor on the swollen cylinder of precursor 1 and the folded yarn on winder head 4 around enter speed consistent time, the power that action roller 5 is subject to is constant, and it is motionless that fork 7 will rest on an angle, now, without the need to adjusting the rotating speed of the swollen cylinder 1 of precursor, therefore, detect the corner of fork 7 by arranging angular transducer 2, and feed back to the controller of buncher in time, the rotating speed of buncher can be controlled in real time, thus make precursor tension force keep constant, tension-detecting mechanism also can have broken yarn measurement effect simultaneously, when there is broken yarn in the system of glass fibre winding machine, namely precursor loses tension force, at this moment fork 7 falls after rise rapidly to vertical position, all bunchers realize complete machine immediately and stop, and precursor is swollen, and cylinder 1 noninertia continues to rotate the phenomenon sending yarn, when after doff length to fixed length, buncher realizes complete machine equally and stops.

Can start non-twist doubling after system installation to produce, if there is any one or several fracture of wire in production process, at this moment namely angular transducer 2 provides zero tension signal, and system realizes shutting down instantaneously.After doff length to fixed length, motor stops operating immediately, and noninertia continues to rotate the phenomenon sending yarn.

Claims (4)

1. a glass fibre winding creel, is characterized in that: comprise Yarn guide mechanism and more than one pay-off unit; Described pay-off unit comprises buncher and the swollen cylinder of precursor; Buncher drives the swollen cylinder of precursor to rotate back yarn, and the precursor on precursor is swollen cylinder is drawn along the tangential direction of the swollen cylinder of precursor and behind Yarn guide mechanism correcting direction, pools capital and be wound up on winder head.
2. according to a kind of glass fibre winding creel described in right 1, it is characterized in that: described Yarn guide mechanism comprises to be put yarn locating wheel and receives yarn locating wheel, puts yarn locating wheel vertical with the outside common tangent of the swollen cylinder of precursor.
3. according to a kind of glass fibre winding creel described in right 2, it is characterized in that: described pay-off unit is also provided with tension-detecting mechanism, this organization establishes is being put yarn locating wheel and is receiving between yarn locating wheel, and it comprises angular transducer, fork and action roller; One end of fork is positioning end, it arranges angular transducer, and the other end of fork is free end, and it arranges action roller, the signal input part of described angular transducer detects fork pendulum angle, and signal output part connects the control end of buncher and controls buncher rotating speed.
4. according to a kind of glass fibre winding creel described in right 3, it is characterized in that: described Yarn guide mechanism also comprises cooperation roller, coordinate roller, putting yarn locating wheel and receive yarn locating wheel is triangle arrangement.
CN201410774259.1A 2014-12-16 2014-12-16 Glass fiber winding creel for tangential protofilament unwinding CN104495513A (en)

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CN201911314019.2A CN110980420A (en) 2014-12-16 2014-12-16 Glass fiber winding creel with tangential protofilament unwinding function
CN201410774259.1A CN104495513A (en) 2014-12-16 2014-12-16 Glass fiber winding creel for tangential protofilament unwinding

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105502093A (en) * 2016-01-17 2016-04-20 湖南江南四棱数控机械有限公司 Reciprocating-type numerically-controlled cored yarn regiment tension device
CN110040571A (en) * 2019-05-17 2019-07-23 常州市新创智能科技有限公司 A kind of yarn constant tension control device, method and system

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09328255A (en) * 1996-06-10 1997-12-22 Murase Sachiko Winder
JP2002338106A (en) * 2001-05-18 2002-11-27 Sanken Electric Co Ltd Long material transferring device
CN1403360A (en) * 2001-08-30 2003-03-19 三垦电气株式会社 Apparatus for winding filamentary materials
CN200999280Y (en) * 2006-12-18 2008-01-02 福建嘉达纺织股份有限公司 Structure improved double winder
CN101680133A (en) * 2007-05-10 2010-03-24 可隆株式会社 Method of folding filament and bundle of filament manufactured thereof
CN201738054U (en) * 2010-05-31 2011-02-09 际华三五零九纺织有限公司 RF213B260-type high-speed doubling winder being capable of producing five-folded yarn
CN202130926U (en) * 2011-07-06 2012-02-01 陈建文 Constant-tension paying-off device for cords
CN203269219U (en) * 2013-04-15 2013-11-06 浙江凯成纺织机械有限公司 Constant tension active unwinding cone winding machine
CN203545330U (en) * 2013-10-25 2014-04-16 吴江唯奇布业有限公司 Constant tension control device for taking-up equipment
CN203959519U (en) * 2014-06-27 2014-11-26 陕西天策新材料科技有限公司 A kind of mesophase pitch spinning wrap-up
CN204416768U (en) * 2014-12-16 2015-06-24 中材科技股份有限公司 A kind of precursor tangentially moves back the glass fibre winding creel of solution

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09328255A (en) * 1996-06-10 1997-12-22 Murase Sachiko Winder
JP2002338106A (en) * 2001-05-18 2002-11-27 Sanken Electric Co Ltd Long material transferring device
CN1403360A (en) * 2001-08-30 2003-03-19 三垦电气株式会社 Apparatus for winding filamentary materials
CN200999280Y (en) * 2006-12-18 2008-01-02 福建嘉达纺织股份有限公司 Structure improved double winder
CN101680133A (en) * 2007-05-10 2010-03-24 可隆株式会社 Method of folding filament and bundle of filament manufactured thereof
CN201738054U (en) * 2010-05-31 2011-02-09 际华三五零九纺织有限公司 RF213B260-type high-speed doubling winder being capable of producing five-folded yarn
CN202130926U (en) * 2011-07-06 2012-02-01 陈建文 Constant-tension paying-off device for cords
CN203269219U (en) * 2013-04-15 2013-11-06 浙江凯成纺织机械有限公司 Constant tension active unwinding cone winding machine
CN203545330U (en) * 2013-10-25 2014-04-16 吴江唯奇布业有限公司 Constant tension control device for taking-up equipment
CN203959519U (en) * 2014-06-27 2014-11-26 陕西天策新材料科技有限公司 A kind of mesophase pitch spinning wrap-up
CN204416768U (en) * 2014-12-16 2015-06-24 中材科技股份有限公司 A kind of precursor tangentially moves back the glass fibre winding creel of solution

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105502093A (en) * 2016-01-17 2016-04-20 湖南江南四棱数控机械有限公司 Reciprocating-type numerically-controlled cored yarn regiment tension device
CN110040571A (en) * 2019-05-17 2019-07-23 常州市新创智能科技有限公司 A kind of yarn constant tension control device, method and system

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Application publication date: 20150408

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