CN109750402A

CN109750402A - Six channel hollow spindle fancy type yarn forming devices and method

Info

Publication number: CN109750402A
Application number: CN201910208127.5A
Authority: CN
Inventors: 刘曰兴; 薛元; 王玉平; 张国清; 刘立霞; 莫振恩; 刘洪波
Original assignee: Jiangnan University; Yuyue Home Textile Co Ltd
Current assignee: Jiangnan University; Yuyue Home Textile Co Ltd
Priority date: 2019-03-13
Filing date: 2019-03-19
Publication date: 2019-05-14
Anticipated expiration: 2039-03-19
Also published as: CN109750402B

Abstract

It include first passage, second channel, third channel, fourth lane, Five-channel, the 6th channel the present invention provides a kind of six channel hollow spindle fancy type yarn forming devices and method, yarn forming device；The first to six component yarn forms fancy yarn main body after the first twisted point interaction twines twirl；It is provided with hollow spindle at second twisted point, the 7th component yarn crosses with the fancy yarn main body and coats to fancy yarn main body on hollow spindle.Invention implements alternation drawing-off by one-step method, interaction twines twirl and cladding process, realize the one-step method spinning of flame, cooperate with speed, the line density for regulating and controlling decorative yarn and the blending ratio, the twist for regulating and controlling heart yarn of the twisted point of feeding with heart yarn by regulating and controlling decorative yarn simultaneously, regulate and control the online variation that the technological means such as the switching of heart yarn and decorative yarn realize flame ring, big tripe, knot, circle circle, the color of plait and form, expands out the new varieties of flame.

Description

Six channel hollow spindle fancy type yarn forming devices and method

Technical field

The present invention relates to spinninging technical field in Textile Engineering, more particularly, to a kind of six channel hollow spindle fancy type yarns at Type device and method.

Background technique

Hollow ingot spinning machine production flame generallys use two-step method, and the first step first spins heart yarn, decorative yarn respectively and consolidates Yarn；The heart yarn fed with friction speed, decorative yarn are carried out false twisting using hollow ingot device, by decorative yarn to heart yarn by second step Overfeeding makes decorative yarn kink form knot, circle circle, the flower pattern such as plait on heart yarn, then again with unwinding from hollow ingot Gu the flower pattern of formation is tied up knot and fixed by yarn, hollow spindle fancy type yarn is formed.Hollow ingot spinning machine produces main existing for flame Want problem as follows:

1) variation of flame color can not be regulated and controled when hollow ingot spinning flame: in order to realize flame color Variation, one is the mutual looping relationship for regulating and controlling decorative yarn, heart yarn and solid yarn, the other is the color of regulation decorative yarn.Traditional sky Heart ingot spinning machine production flame still lacks the means of regulation decorative yarn, heart yarn and the solid mutual looping relationship of yarn, can not also regulate and control The color of decorative yarn, therefore the variation of flame color can not be regulated and controled；

2) variation of knot, circle circle, the size of plait and color: hollow ingot can not be regulated and controled when hollow ingot spinning flame Fancy yarns includes (Gu heart yarn+decorative yarn+yarn) three components, and wherein decorative yarn is the main body to form fancy yarns knot, circle circle, plait, Traditional hollow ingot spinning machine can not regulate and control the variation of the thickness and color of decorative yarn online, therefore can not regulate and control knot, circle circle, plait Size and color variation；

3) can not regulate and control the combination of heart yarn and decorative yarn when hollow ingot spinning flame: hollow ingot spinning includes (core Gu yarn+decorative yarn+yarn) three line fancy yarns when, can only realize the simple combination of a decorative yarn and a heart yarn, can not achieve more The Multiple Combination mode of decorative yarn and more heart yarns, therefore cannot achieve the online regulation of decorative yarn Yu heart yarn combination.

4) can not regulate and control the variation of heart yarn, decorative yarn and solid yarn cladding ratio when hollow ingot spinning flame: hollow ingot spins When three line fancy yarn comprising (Gu heart yarn+decorative yarn+yarn), heart yarn and decorative yarn it is twisted and later with solid yarn cladding during Lack control measures, therefore the variation of heart yarn, decorative yarn and solid yarn cladding ratio can not be regulated and controled online.

5) low efficiency, production cost height etc..

Since there are the above problems for hollow ingot spinning machine, so being difficult to pass through spinning in the spinning process of flame The regulation of equipment and spinning process to change online looping structure, form, color, style and the feel of flame, Wu Faman The demand of changeful, rich in color fine and smooth, the agile fashion of style the fancy yarn garment material of foot-shape state.

Summary of the invention

The purpose of the present invention is to provide device and one step processing method that a kind of six channel hollow ingots spin flame, It the techniques such as twines and coats by alternation drawing-off-collaboration conveying-ordinary lay decorative yarn, heart yarn and solid yarn are combined into comprising knot, circle Circle, plait etc. combine the complicated flame of flower pattern, to solve at least one technical problem existing in the prior art.

In order to solve the above technical problems, a kind of six channels hollow spindle fancy type yarn forming device provided by the invention, comprising: The first passage that passes through for the first component yarn, the second channel passed through for the second component yarn pass through for third component yarn Third channel, the fourth lane passed through for the 4th component yarn, the Five-channel that passes through for the 5th component yarn and be used for The 6th channel that 6th component yarn passes through；

Be disposed on the first passage the first rear roller, the first middle roller, third front roller, the first twisted point and Second twisted point；

The second rear roller, the second middle roller, the first front roller, described first twisted is disposed on the second channel Point and the described second twisted point；

Third rear roller, third middle roller, the second front roller, described first twisted is disposed on the third channel Point and the described second twisted point；

The 4th rear roller, the 4th middle roller, second front roller, described first are disposed in the fourth lane Twisted point and the described second twisted point；

The 5th rear roller, the 5th middle roller, first front roller, described first are disposed on the Five-channel Twisted point and the described second twisted point；

Third front roller, the first twisted point and the second twisted point are disposed on 6th channel；

Rear roller, middle roller on channel and between front roller region be draft area, the first front roller, the second front roller, Third front roller and the first twisted dot twine trigonum, the first front roller, the second front roller, third front roller point at ordinary lay Corresponding component yarn is introduced interaction respectively and twines twirl trigonum by other self-movement；

First component yarn, the second component yarn, third component yarn, the 4th component yarn, the 5th component yarn and/or the 6th component yarn Middle a kind of or several yarn forms fancy yarn main body after the first twisted point interaction twines twirl；

It is provided with hollow spindle at described second twisted point, the fancy yarn main body passes through the hollow spindle, hollow ingot Sub quickly to rotate, the 7th component yarn on hollow spindle crosses with the fancy yarn main body and coats to fancy yarn main body.

It further, further include long filament bobbin, the long filament bobbin cup is on the hollow spindle and with hollow spindle It rotates synchronously, the 7th component yarn reel is wound on the long filament bobbin.

Further, the hollow spindle includes scroll tube, and the scroll tube is for adding the fancy yarn main body It twists.

The present invention breaks through hollow ingot and spins technical bottleneck in terms of fancy yarn forming, by one-step method implement alternation drawing-off, Collaboration output, interaction twine twirl and cladding process, realize the one-step method spinning of flame (containing heart yarn, decorative yarn and solidus), Pass through the output speed of regulation decorative yarn and heart yarn, the line density and blending ratio, the twist for regulating and controlling heart yarn of regulation decorative yarn, regulation simultaneously The technological means such as the switching of heart yarn and decorative yarn realize flame ring, big tripe, knot, circle circle, the color of plait and form Online variation, expands out the new varieties of flame.

Further, it is connected between first rear roller and first middle roller by the first driving gear set, the One driving gear set is for keeping the draw ratio (linear velocity ratio) between the first middle roller and the first rear roller constant and little In 1.4；

It is connected between second rear roller and second middle roller by the second driving gear set, the second transmission gear Group is for keeping the draw ratio (linear velocity ratio) between the second middle roller and the second rear roller constant and no more than 1.4；

It is connected between the third rear roller and the third middle roller by third driving gear set, third transmission gear Group is for keeping the draw ratio (linear velocity ratio) between third middle roller and third rear roller constant and no more than 1.4；

It is connected between 4th rear roller and the 4th middle roller by the 4th driving gear set, the 4th transmission gear Group is for keeping the draw ratio (linear velocity ratio) between the 4th middle roller and the 4th rear roller constant and no more than 1.4；

It is connected between 5th rear roller and the 5th middle roller by the 5th driving gear set, the 5th transmission gear Group is for keeping the draw ratio (linear velocity ratio) between the 5th middle roller and the 5th rear roller constant and no more than 1.4.

Forming level-one drafting unit first into Five-channel, between middle roller and rear roller (i.e. first lead in the present invention Stretch area or back zone), front roller and middle roller constitute second level drafting unit (i.e. the second draft area or proparea)；In same channel, Rear roller speed ratio is constant and less than 1.4, and the front roller synchronous speed change in the opposite channel, in different channels, rear roller Opposite front roller replaces speed change, realizes the alternation drawing-off to five groups of rove.Particularly important, level-one drawing-off is preliminary draft, level-one Draw ratio e_hIt is permanent drawing-off, the draw ratio e of level-one drawing-off for constant C_h=C≤1.4, it is ensured that the continuity of rove, first Draft area will not generate drawing-off singular point.Meanwhile preliminary draft process can make rove internal fiber stretch tensioning and orientation, to do The preparation slid during good dominant draft, reduces end breakage rate or singular point rate during dominant draft, and draw twisting process is more steady It is fixed, greatly reduce the labor intensity of worker.

Wherein, each rear roller, respectively correspond above middle roller and front roller and be provided with upper leather roller, upper leather roller and lower section Roller cooperates for clamping yarn.

Preferably, on the same channel in the first passage, the second channel and the third channel, middle roller Top is correspondingly arranged on a middle upper leather roller, the yarn forming device further include cover on middle upper leather roller and upper pin and with middle sieve It draws and keeps the upper leather ring moved synchronously, cover on middle roller and lower pin and keep the lower apron moved synchronously with middle roller；Epithelium Distance of the gripping jaw of circle and lower apron apart from front roller nip line is less than 3mm.

Second level drawing-off e_qFor dynamic dominant draft, the speed of middle roller is variation with respect to front roller, when described first logical The blending ratio K=0% of a component yarn in road, second channel or the third channel, the second level of the channel yarn are led It stretches and compares e_qWhen=∞, which forms drawing-off singular point in the second draft area, the drawing-off singular point and the front roller nip it Between distance δ≤3mm (gauge of rear roller and middle roller is generally higher than 25mm in the prior art, in leading for first draft area Stretch singular position be randomly dispersed in, between rear roller, when drawing-off singular point is more than 3mm apart from middle roller jaw, drawing-off singular point The time for being fed to middle roller jaw again there is uncertain factor, if cooperation is bad or generates thickness section or leads Breakage is caused, spinning is made to become a unstable process, influences the reliability and yarn quality of spinning).When K is incrementally increased When, with the synchronous averaging of rear roller and middle roller, the yarn held by upper and lower apron is carried out by instantaneously feeding front roller nip Second level drawing-off, therefore the drawing-off singular point for being located at second level draft area will not influence the stability of spinning.

Further, further include drawing roller on the 6th channel, draw roller, the third front roller, described the Twisted point and the described second twisted point are set gradually.

It further, further include rear roller axis and middle roller axis；

In the circumferential direction of the rear roller axis, first rear roller (such as by way of key) is set with relatively fixedly On the rear roller axis, second rear roller, third rear roller, the 4th rear roller and the 5th rear roller (such as pass through axis Hold mode) it is rotatably sleeved on the rear roller axis；

In the circumferential direction of the middle roller axis, first middle roller, third middle roller, sieve in the 4th middle roller and the 5th Drawing is rotatably sleeved on the middle roller axis, and second middle roller is sleeved on the middle roller axis relatively fixedly On.

The first component yarn and described second can be regulated and controled by the rear roller axis and the middle roller axis respectively as a result, Feeding (feeding) speed of component yarn.

It further, further include front roller axis；In the circumferential direction of the front roller axis, before first front roller and second Roller is rotatably sleeved on the front roller axis, and the third front roller is sleeved on the front roller relatively fixedly On axis.

Further, first driving gear set includes the first driving gear, the first gap bridge tooth of successively engaged transmission Wheel and the first driven gear；First driving gear with first rear roller is concentric is fixedly connected, first driven gear With first middle roller is concentric is fixedly connected；

Second driving gear set includes the second driving gear, the second carrier gear and the second quilt of successively engaged transmission Moving gear；Second driving gear with second middle roller is concentric is fixedly connected, second driven gear and described second Rear roller is concentric to be fixedly connected；

The third driving gear set includes third driving gear, third carrier gear and the third quilt of successively engaged transmission Moving gear；Third driving gear with the third middle roller is concentric is fixedly connected, the third driven gear and the third Rear roller is concentric to be fixedly connected；

4th driving gear set includes the 4th driving gear, the 4th carrier gear and the 4th quilt of successively engaged transmission Moving gear；4th driving gear with the 4th middle roller is concentric is fixedly connected, the 4th driven gear and the described 4th Rear roller is concentric to be fixedly connected；

5th driving gear set includes the 5th driving gear, the 5th carrier gear and the 5th quilt of successively engaged transmission Moving gear；5th driving gear with the 5th middle roller is concentric is fixedly connected, the 5th driven gear and the described 5th Rear roller is concentric to be fixedly connected.

It further, further include the first asessory shaft；

In the circumferential, the third carrier gear is sleeved on relatively fixedly on first asessory shaft；First mistake Rotatably loop is assisted described first for axle gear, the second carrier gear, the 4th carrier gear and the 5th carrier gear On axis.

Further, further include with first asessory shaft the second asessory shaft disposed in parallel and third asessory shaft, second Fixing sleeve is equipped with the transmission gear with the 4th carrier gear engaged transmission on asessory shaft；Fixing sleeve is equipped on third asessory shaft With the transmission gear of the 5th carrier gear engaged transmission.

It can be controlled respectively by rear roller axis, middle roller axis, the first asessory shaft, the second asessory shaft and third asessory shaft as a result, Make the feeding speed of the first component yarn, the second component yarn, third component yarn, the 4th component yarn and the 5th component yarn.

Wherein it is preferred to which rear roller, middle roller and front roller are nested type roller.Certainly, rear sieve on different channels It draws and the driving method of middle roller is not limited to aforesaid way, such as be arranged on the rear roller or middle roller on each channel and be used for The apron of belt transmission, apron are connect by belt gear with servo motor；Alternatively, rear roller on each channel or in Transmission gear structure is separately set on roller, is connect afterwards by deceleration mechanism with servo motor.For another example, the first asessory shaft Concentric it can also be arranged with the second asessory shaft, third carrier gear and the 4th carrier gear are fixedly set in the first asessory shaft respectively On the second asessory shaft, feeding for third component yarn and the 4th component yarn can be controlled by the first asessory shaft and the second asessory shaft respectively Enter speed.

It further, further include the first front axle and the second front axle, the first front axle passes through first gear transmission and described the The connection of one front roller, the second front axle are connect by second gear transmission with second front roller, and first front axle is passed through The revolving speed of the first front roller and the second front roller can be regulated and controled respectively with the second front axle.

Further, the first gear transmission includes: the first master gear and the first pinion of intermeshing transmission, First master gear is fixedly set on first front axle, the first pinion with first front roller is concentric is fixedly connected；

The second gear transmission includes: the second master gear and the second pinion of intermeshing transmission, the second main tooth Wheel is fixedly set on second front axle, the second pinion with second front roller is concentric is fixedly connected.

It further, further include control system and servo drive system；

The servo drive system includes servo-driver and servo motor；

The control system includes controller (preferably PLC programmable controller) and speed probe；

The controller passes sequentially through servo-driver and connect with the servo motor；

The servo motor include: for driving the first servo motor of rear roller axis rotation, it is described for driving Second servo motor of middle roller axis rotation, the third servo motor for driving first asessory shaft rotation, for driving 4th servo motor of the second asessory shaft rotation, is used the 5th servo motor for driving the third asessory shaft rotation In the 6th servo motor of driving first front axle, the 7th servo motor for driving second front axle, for driving 8th servo motor of the front roller axis rotation, and the spindle motor for driving the hollow spindle rotation；

The speed probe include: for be respectively used to monitor the rear roller axis, middle roller axis, the first asessory shaft, Second asessory shaft, third asessory shaft, the first front axle, the first sensor of the second front axle and front roller axis revolving speed, second sensor, 3rd sensor, the 4th sensor, the 5th sensor, the 6th sensor, the 7th sensor and the 8th sensor, and for supervising Survey the spindle sensor of the hollow spindle revolving speed.

Controller in the present invention passes sequentially through the feeding speed of servo-driver Yu seven component yarns of Serve Motor Control, The practical feeding speed of seven component yarns of speed probe real-time monitoring, and monitor value is fed back into controller, controller can The size of seven yarn line control signals is adjusted according to monitor value.

Further, the twisting mechanism includes ring rail；Controller passes through servo-driver and Serve Motor Control The ring rail movement；And further include scroll tube motor for driving scroll tube movement, detection scroll tube revolving speed Scroll tube sensor.

In addition, control system further includes series of instructions and modularized program.

Further, the control system further includes the first comparison module, and first comparison module is respectively with described One sensor, second sensor, 3rd sensor, the 4th sensor, the 5th sensor and controller connection, described the One comparison module is auxiliary for monitoring the middle roller axis, the rear roller axis, first asessory shaft, the second asessory shaft and third The rotating ratio between axis is helped, the controller regulates and controls the middle roller axis, institute according to the numerical value that first comparison module is fed back It states rear roller axis, the first asessory shaft, the second asessory shaft and/or third asessory shaft revolving speed, and then regulates and controls the first component yarn, the Two component yarns, third component yarn, the 4th component yarn and the 5th component yarn blending ratio.

Accurately and quickly to realize yarn than the numerical value that regulation, the present invention are directly fed back according to the first comparison module Regulated and controled, even if being set since various source of errors cause middle roller axis, rear roller axis or three asessory shaft revolving speeds to exceed respectively Error range is determined, as long as guaranteeing the rear roller axis of the first comparison module feedback, middle roller axis, the first asessory shaft, the second asessory shaft With revolving speed ratio (i.e. the first component yarn, the second component yarn, third component yarn, the 4th component yarn and of third asessory shaft The feeding speed ratio of five component yarns) setting error range in, can continue production without additionally adjust rear roller axis, The actual speed of middle roller axis, the first asessory shaft, the second asessory shaft and third asessory shaft.

Compared with prior art, it needs to monitor the middle roller in different channels simultaneously to compare with multiple parameters such as rear rollers, this Invention only needs to monitor a parameter, relaxes middle roller and rear roller control accuracy, increases the redundancy of system control, and dashes forward The importance of different channel top roller revolving speed ratios is gone out, the workload of controller processing also greatly improves while substantially reducing The blending ratio of yarn controls precision, in addition, avoiding the shutdown or adjustment time in production process, the production efficiency of equipment mentions It is high by 30% or more.

Wherein comparison module can be the prior art, can be existing comparator or integrated comparison circuit, Huo Zhewei Existing comparison module in a software form in controller CUP.The forms of sensor is also very much, such as can be photoelectric encoder Or Hall revolution speed transducer etc..

Further, first front roller, the second front roller are identical with the outer diameter of third front roller.

By adopting the above technical scheme, the invention has the following beneficial effects:

It is provided by the invention a kind of using above-mentioned six channels hollow spindle fancy type yarn forming device, there are six tunnels by building The Hollow Spindle Spinning Frames of the twisted point of yarn channel and two, in the first twisted point by three coaxial front rollers of different rotating speeds The non-twist sliver in five tunnels is exported respectively and spun yarn (or long filament) merges to form fancy yarn in twist triangle zone completion ordinary lay all the way Main body carries out cladding twirl with formed fancy yarn main body in the spun yarn (or long filament) that the second twisted point is exported by hollow spindle It closes, forms the flame comprising decorative yarn, heart yarn and solid yarn, realize ornamental thread, core wire, solidus one-step method hollow spindle fancy type yarn Spinning；

In addition, by the collaborative variation of regulation rear roller, middle roller, three asessory shafts and three front roller speed, spinning Cladding is twisted, twirl cladding is handed over and twines the multiplets flames such as twirl cladding with single；And by regulation rear roller, middle roller, Asessory shaft and three front roller speed collaborative variations, the online combination for changing decorative yarn and heart yarn, change knot, plait, circle online The combination of the flower pattern such as circle changes the size of the flower pattern such as knot, plait, circle circle online, changes the flowers such as knot, plait, circle circle online The color of type, the changeable combination flame of spinning mode of appearance；Finally, passing through regulation rear roller, middle roller, asessory shaft and three The cladding ratio of a front roller speed collaborative variation regulation core wire, ornamental thread and solidus, the colored fancy yarn that spinning color changes online Line, production efficiency greatly improve.

In addition, the invention also discloses a kind of flames using above-mentioned six channels hollow spindle fancy type yarn forming device Forming method.

Further, the second component yarn and the 5th component yarn (rove Y₂, rove Y₅) through second channel and Five-channel It is exported after alternation drawing-off by the first front roller；Third component yarn and the 4th component yarn (rove Y₃, rove Y₄) through third channel and It is exported after four-way alternation drawing-off by the second front roller；First component yarn (rove Y₁) after first passage alternation drawing-off by third Front roller output；6th component yarn (yarn X₁) exported through the 6th channel by third front roller；

In the twist triangle zone of the first twisted point, the first component yarn, the second component yarn, third component yarn, the 4th component yarn, The interaction under hollow ingot twisting power effect of 5th component yarn and/or the 6th component yarn, which is twisted together, forms fancy yarn main body；It is twisted second The 7th component yarn (the solidus G that chalaza is exported by hollow spindle₁) carry out coating twisted formation flower with formed fancy yarn main body Formula yarn realizes the spinning of ornamental thread, core wire, solidus one-step method hollow spindle fancy type yarn.

Further, by regulating and controlling the first passage, second channel, third channel, fourth lane and/or Five-channel On rear roller and middle roller and three front rollers speed, input decorative yarn and heart yarn can be cooperateed with spins single twist respectively and wrapped Structure flame is covered, hands over to twist clad structure flame and twine and twists clad structure flame；

A piece non-twist yarn or yarn are through the first passage, the second channel, the third channel, the four-way Road, the Five-channel or the 6th channel are twisted in the described first twisted point, at second twisted o'clock by the 7th component yarn Cladding forms single twirl clad structure flame；

Two non-twist yarns or yarn are respectively through the first passage, the second channel, the third channel, described Two channels in four-way, the Five-channel or the 6th channel are introduced into the interaction and twine twirl trigonum, and in institute It states after the first twisted point twisted by constant speed, is coated to form friendship twirl clad structure fancy yarn by the 7th component yarn in the second twisted point Line；

In first component yarn, the second component yarn, third component yarn, the 4th component yarn, the 5th component yarn and the 6th component yarn At least three one threads be introduced into the interaction and twine and twist trigonum, and after the described first twisted point carries out non-constant speed twisting, It is coated within second twisted o'clock to be formed to twine by the 6th component yarn and twists clad structure flame.

Further, it is generated and is twined in the first twisted point by the several groups yarn of three variable speed outputs of front roller or yarn Phenomenon is twisted, as the increase of speed difference mutually twines the several groups yarn of twirl or yarn is clearly separated into decorative yarn and heart yarn, decorative yarn It twists together and forms the form of fancy yarn on heart yarn；It, can be with by regulating and controlling the speed of rear roller, middle roller and three front rollers online Realize the online variation of decorative yarn and heart yarn integrated mode, the online variation of flower pattern integrated mode, the online variation of flower pattern size, flower The online variation of type color, the changeable combination flame of spinning mode of appearance.

Wherein, flower pattern includes knot, plait, circle circle etc..

Further, the first component yarn introduces interaction by third front roller after first passage alternation drawing-off and twines twirl three Angular region；The third component yarn and the 4th component yarn are introduced after third channel and fourth lane alternation drawing-off by the second front roller Interaction, which twines, twists trigonum；Second component yarn and the 5th component yarn are after second channel and Five-channel alternation drawing-off by first preceding sieve It pulls to twine into interaction and twists trigonum；6th component yarn introduces interaction by third front roller through the 6th channel and twines twirl trigonum；Wherein The minimum component yarn of front roller speed is the heart yarn of fancy yarn, and the higher component yarn of front roller speed is the decorative yarn of fancy yarn, is led to The feed speed of three front rollers of on-line tuning is crossed, realizes the online variation of decorative yarn and heart yarn integrated mode in fancy yarn.

Further, if the speed of first front roller, the second front roller and third front roller is respectively V_q1、V_q2With V_q3, by regulating and controlling V online_q1、V_q2And/or V_q3, keeping first passage, second channel, third channel, fourth lane and the 5th Rear roller revolving speed and middle roller revolving speed on channel regulate and control V by controller not etc. and under conditions of being not zero_q1(t):V_q2 (t):V_q3(t) ratio is, it can be achieved that the online variation that a variety of flower pattern combine on fancy yarn；

1. working as V_q1(t):V_q2(t):V_q3(t)=(1.15-1.3): (1.15-1.3): when 1, the second component yarn, the 5th component Yarn, third component yarn and the interaction of the 4th component yarn twine twirl and kink forms knot on the first component yarn and the 6th component yarn；

2. working as V_q1(t):V_q2(t):V_q3(t)=(1.3-4): (1.3-4): when 1, the second component yarn, the 5th component yarn, Three component yarns and the interaction of the 4th component yarn twine twirl and kink and form circle circle on the first component yarn and the 6th component yarn；

3. working as V_q1(t):V_q2(t):V_q3(t)=1:1:(1.15-1.3) when, the first component yarn and the interaction of the 6th component yarn twine It twists and kink forms knot on the second component yarn, the 5th component yarn, third component yarn and the 4th component yarn；

4. working as V_q1(t):V_q2(t):V_q3(t)=1:1:(1.3-4) when, the first component yarn and the interaction of the 6th component yarn twine twirl Plait or circle circle are formed on the second component yarn, the 5th component yarn, third component yarn and the 4th component yarn with kink.

Further, by regulating and controlling the first passage, second channel, third channel, fourth lane and/or the 5th online Middle roller speed V in channel_z(t) and the speed V of rear roller_h(t), and then change the first component yarn, the second component yarn, third The line density of component yarn, the 4th component yarn and/or the 5th component yarn, and/or, by the speed V for regulating and controlling third front roller online_q3 (t), so that the online variation of flower pattern size on flame can be realized.

Further, the online variation of flower pattern size specifically includes on flame:

1. the online regulation of fancy yarn knot size

Work as V_q1(t):V_q2(t):V_q3(t)=(1.15~1.3): (1.15~1.3): when 1, the second component yarn, the 5th component Yarn, third component yarn and the 4th component yarn are decorative yarn (decorative yarn [(Y₂+Y₅)+(Y₃+Y₄)]), the first component yarn and the 6th component yarn For heart yarn (heart yarn Y₁+X₁), decorative yarn interaction twines twirl and kink forms knot on heart yarn；

The line density of decorative yarn at this time are as follows:

By regulating and controlling the middle roller speed in the second channel, third channel, fourth lane and/or Five-channel online Speed with rear roller is (specifically by PLC regulation middle roller axis, the first asessory shaft, the second asessory shaft and third asessory shaft Speed V_z(t)、V_f1(t)、V_f2(t)、V_f3(t)), the variation of controllable decorative yarn line density, when the feeding speed of middle roller and rear roller Decorative yarn line density just increases when degree improves；When the feeding speed of middle roller and rear roller reduces, the line density of decorative yarn is just reduced；

2. the online regulation of fancy yarn circle circle size

Work as V_q1(t):V_q2(t):V_q3(t)=(1.3~4): (1.3~4): when 1, the second component yarn, the 5th component yarn, Three component yarns and the 4th component yarn are decorative yarn, and the first component yarn and the 6th component yarn are heart yarn, and decorative yarn interaction twines twirl and kink exists Circle circle is formed on heart yarn；

Form the line density of the decorative yarn of circle circle are as follows:

By regulating and controlling the middle roller speed in the second channel, third channel, fourth lane and/or Five-channel online With the speed of rear roller, the variation of controllable decorative yarn line density, the decorative yarn line when the feeding speed of middle roller and rear roller improves Density just increases；When the feeding speed of middle roller and rear roller reduces, the line density of decorative yarn is just reduced；

Meanwhile regulating and controlling decorative yarn with respect to the overfeed ratio of heart yarn speed, that is, regulate and control the first front roller speed V_q1(t) and second preceding sieve Pulling rate degree V_q2(t) relative to third front roller speed V_q3(t) overfeed ratio, then circle is big greatly, overfeeding is small for overfeeding, and circle is small, Thus the size of online regulation molding fancy yarn circle circle；

3. the online regulation of fancy yarn plait length

Work as V_q1(t):V_q2(t):V_q3(t)=1:1:(1.3~4) when, the second component yarn, the 5th component yarn, third component yarn It is heart yarn with the 4th component yarn, the first component yarn and the 6th component yarn are decorative yarn, and decorative yarn interaction twines twirl and forms circle circle on heart yarn, And decorative yarn when being strong twisted yarn, then in the case where decorative yarn itself twists stress, the circle circle that is formed twists together into plait immediately；

Regulate and control decorative yarn linear velocity V by PLC_q3(t) ultramicron of opposite heart yarn linear velocity, then plait is long, super greatly for overfeed ratio Hello the small then plait of amount is short, and thus the length of regulation molding fancy yarn plait makes it change online.

Further, the component yarn for constituting decorative yarn is colorful yarn, by the middle roller axis and rear roller that regulate and control draft area Speed, the variation of controllable decorative yarn blending ratio, when decorative yarn formed flower pattern when, pass through regulation decorative yarn blending ratio variation realize spin Flower pattern color processed changes online.

Further, after by regulating and controlling on first passage, second channel, third channel, fourth lane and/or Five-channel The speed of roller and middle roller and three front rollers can regulate and control the looping structure and its cladding ratio of fancy yarn each component, by The color of this online regulation fancy yarn changes online.

The structural parameters for twining twirl cladding Hollow Spindle Spinning Frame molding flame to alternation drawing-off below are illustrated.

The line density, heart yarn line density and solid thread density for being provided as the five root thickness yarns for decorative yarn are respectively ρ₁、ρ₂、ρ₃、ρ₄、 ρ₅、ρ_x、ρ_g, after alternation drawing-off, interaction twine twirl and solid yarn cladding, the line density of flame is ρ_hyIf in spinning process Three front roller speed, rear roller speed, the speed and core filaments submitting speed (extraction roller speed of middle roller and three asessory shafts Degree) it is respectively V_q1(t)、V_q2(t)、V_q3(t)、V_h(t)、V_z(t)、V_f1(t)、V_f2(t)、V_f3(t)、V_R1(t), C=1.25 is each In channel, the speed ratio of rear roller.After the alternation drawing-off of decorative yarn heart yarn, interaction twine the cladding of twirl and solid yarn, it is formed by fancy The structural parameters of yarn are as follows:

1, the line density and blending ratio of decorative yarn

2, the line density of heart yarn:

3, the line density of solid yarn:

ρ_g(t)=ρ_g (8)

4, the line density and cladding ratio of flame

Detailed description of the invention

It below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor It puts, is also possible to obtain other drawings based on these drawings.

Fig. 1 is the structural schematic diagram for the hollow spindle fancy type yarn forming device that embodiment 1 provides；

Fig. 2 is the schematic diagram in the first to six channel of yarn forming device in embodiment 1；

Fig. 3 is the drive mechanism figure for the middle hollow spindle fancy type yarn forming device that embodiment 1 provides；

Fig. 4 is the drive mechanism figure in embodiment 1 between first asessory shaft and second and third asessory shaft；

Fig. 5 is the circuit diagram of hollow spindle fancy type yarn forming device in the embodiment of the present invention 1；

Fig. 6 is the circuit connection diagram of comparison module in hollow spindle fancy type yarn forming device in the embodiment of the present invention 3.

Appended drawing reference:

Y₁- the first component yarn；Y₂- the second component yarn；Y₃Third component yarn；Y₄- the four component yarn；Y₅- the five component yarn； X₁- the six component yarn；G₁- the seven component yarn；R₁Draw roller；R₂Hollow spindle；D₁- the first twisted point；D₂- the second is twisted Point；The first rear roller of 41-；The second rear roller of 42-；43- third rear roller；The 4th rear roller of 44-；The 5th rear roller of 45-；51- First carrier gear；The second carrier gear of 52-；53- third carrier gear；The 4th carrier gear of 54-；The 5th carrier gear of 55-； The first middle roller of 61-；The second middle roller of 62-；63- third middle roller；The 4th middle roller of 64-；The 5th middle roller of 65-；71- first Front roller；The second front roller of 72-；73- third front roller；4- rear roller axis；The first asessory shaft of 5-；The second asessory shaft of 9-；10- Three asessory shafts；6- middle roller axis；7- front roller axis；The first front axle of 8-；The second front axle of 11-；The first driving gear of 411-；421- Two driven gears；431- third driven gear；The 4th driven gear of 441-；The 5th driven gear of 451-；The first passive tooth of 611- Wheel；The second driving gear of 621-；631- third driving gear；The 4th driving gear of 641-；The 5th driving gear of 651-；81- One master gear；The first pinion of 711-；The second master gear of 112-；The second pinion of 721-；P₄Rear top roller；P₆Middle upper leather roller； P₇Anterior epithelium cornea roller；Q₁Upper leather ring；Q₂Lower apron.

Specific embodiment

Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.

Embodiment 1

As shown in Figs 1-4, a kind of six channels hollow spindle fancy type yarn forming device provided in this embodiment, comprising: be used for First component yarn Y₁By first passage A₁B₁C₃D₁D₂E, it is used for the second component yarn Y₂By second channel A₂B₂C₁D₁D₂E、 For third component yarn Y₃By third channel A₃B₃C₂D₁D₂E, it is used for the 4th component yarn Y₄By fourth lane A₄B₄C₂D₁D₂E, it is used for the 5th component yarn Y₅By fourth lane A₅B₅C₁D₁D₂E, it is used for the 6th component yarn X₁By the 6th Channel R₁C₃D₁D₂E。

The first rear roller 41, the first middle roller 61, the twisted point of third front roller 73, first are disposed on first passage D₁With the second twisted point D₂；The second rear roller 42, the second middle roller 62, the first front roller 71, are disposed on second channel One twisted point D₁With the second twisted point D₂；Before being disposed with third rear roller 43, third middle roller 63, second on third channel Roller 72, first is twisted together point D₁With the second twisted point D₂；The 4th rear roller 44, the 4th middle roller are disposed in fourth lane 64, the second front roller 72, first is twisted together point D₁With the second twisted point D₂；The 5th rear roller 45, are disposed on Five-channel Five middle rollers 65, the first front roller 71, first are twisted together point D₁With the second twisted point D₂；Before being disposed with third on 6th channel Roller 73, first is twisted together point D₁With the second twisted point D₂。

Rear roller, middle roller on channel and between front roller region be draft area, the first front roller 71, the second front roller 72, third front roller 73 and the first twisted point D₁It forms ordinary lay and twines trigonum C₁C₂C₃D₁, the first front roller 71, second preceding sieve It draws 72, third front roller 73 independently to move, corresponding component yarn is introduced into interaction respectively and twines twirl trigonum；First component A kind of or several yarn in yarn, the second component yarn, third component yarn, the 4th component yarn, the 5th component yarn and/or the 6th component yarn Line is through the first twisted point D₁Interaction forms fancy yarn main body after twining twirl.Second twisted point D₂Place is provided with hollow spindle R₂, fancy yarn Main body passes through the hollow spindle R₂, hollow spindle R₂Quickly rotation, hollow spindle R₂On the 7th component yarn G₁With the fancy Yarn main body crosses and coats to fancy yarn main body.

The present embodiment further includes long filament bobbin (not shown) and scroll tube (not shown), and the long filament bobbin cup is mounted in described It is rotated synchronously on hollow spindle and with hollow spindle, the 7th component yarn G₁On long filament bobbin.Scroll tube for pair The fancy yarn main body is twisted.

Wherein, it is connected between the first rear roller 41 and the first middle roller 61 by the first driving gear set, the first driving cog Wheel group is for keeping the draw ratio (linear velocity ratio) between the first middle roller 61 and the first rear roller 41 constant and being not more than 1.4；It is connected between second rear roller 42 and the second middle roller 62 by the second driving gear set, the second driving gear set is for protecting It is constant and no more than 1.4 to hold draw ratio (linear velocity ratio) between the second middle roller 62 and the second rear roller 42；Sieve after third It draws and is connected between 43 and third middle roller 63 by third driving gear set, third driving gear set is for keeping third middle roller Draw ratio (linear velocity ratio) between 63 and third rear roller 43 is constant and is not more than 1.4；In 4th rear roller 44 and the 4th It is connected between roller 64 by the 4th driving gear set, the 4th driving gear set is for sieve after the 4th middle roller 64 and the 4th of holding It draws the draw ratio (linear velocity ratio) between 44 constant and is not more than 1.4；Lead between 5th rear roller 45 and the 5th middle roller 65 The connection of the 5th driving gear set is crossed, the 5th driving gear set is for keeping leading between the 5th middle roller 65 and the 5th rear roller 45 Draw more constant than (linear velocity ratio) and is not more than 1.4.

In the present invention first into Five-channel, form level-one drafting unit between middle roller and rear roller, front roller and Middle roller constitutes second level drafting unit；In same channel, rear roller speed ratio it is constant and less than 1.4, and in the opposite channel Front roller synchronous speed change, in different channels, rear roller with respect to front roller replace speed change, the alternation of five groups of rove is led in realization It stretches.Particularly important, level-one drawing-off is preliminary draft, level-one draw ratio e_hIt is permanent drawing-off, the draw ratio of level-one drawing-off for constant C e_h=C≤1.4, it is ensured that the continuity of rove will not generate drawing-off singular point in the first draft area.Meanwhile preliminary draft process can So that rove internal fiber stretches tensioning and orientation, so that the preparation slid during carrying out dominant draft, reduces dominant draft process In end breakage rate or singular point rate, draw twisting process is more stable, greatly reduces the labor intensity of worker.

Wherein, it is respectively corresponded above each rear roller, middle roller and front roller and is provided with rear top roller P₄, middle upper leather roller P₆ With anterior epithelium cornea roller P₇, the roller cooperation of upper leather roller and lower section is for clamping yarn.

Preferably, it on the same channel in first passage, second channel and third channel, is correspondingly arranged above middle roller There is a middle upper leather roller, yarn forming device further includes covering on middle upper leather roller and upper pin and moving synchronously with middle roller holding Upper leather ring Q₁, cover on middle roller and lower pin and keep the lower apron Q moved synchronously with middle roller₂；Upper leather ring and lower apron are held Distance of the jaw apart from front roller nip line is held less than 3mm.

Second level drawing-off e_qFor dynamic dominant draft, the speed of middle roller is variation with respect to front roller, when first passage, the The blending ratio K=0% of a component yarn in two channels or third channel, the second level draw ratio e of the channel yarn_q=∞ When, which forms drawing-off singular point, the distance between the drawing-off singular point and front roller nip δ≤3mm in the second draft area. When K is incrementally increased, with the synchronous averaging of rear roller and middle roller, before the yarn held by upper and lower apron is instantaneously fed Roller nip carries out second level drawing-off, therefore the drawing-off singular point for being located at second level draft area will not influence the stability of spinning.

It further include drawing roller R on 6th channel₁, draw roller R₁, third front roller 73, first be twisted together point D₁With second Twisted point D₂It sets gradually.

The present embodiment further includes rear roller axis 4, middle roller axis 6 and front roller axis 7；In the circumferential direction of rear roller axis 4, first Rear roller 41 is sleeved on rear roller axis 4 relatively fixedly by way of key, the second rear roller 42, third rear roller 43, Four rear rollers 44 and the 5th rear roller 45 are rotatably sleeved on rear roller axis 4 by bearing mode spacing or directly On；In the circumferential direction of middle roller axis 6, the first middle roller 61, third middle roller 63, the 4th middle roller 64 and the 5th middle roller 65 can It is sleeved on middle roller axis 6 in relative rotation, the second middle roller 62 is sleeved on relatively fixedly on middle roller axis 6.Pass through as a result, Rear roller axis 4 and middle roller axis 6 can regulate and control the feeding speed of the first component yarn and the second component yarn respectively.

In the circumferential direction of front roller axis 7, the first front roller 71 and the second front roller 72 are rotatably sleeved on preceding sieve On pulling shaft 7, third front roller 73 is sleeved on relatively fixedly on front roller axis 7.

Wherein, rear roller, middle roller and front roller are preferably nested type roller.

First driving gear set includes the first driving gear 411, the first carrier gear 51 and first of successively engaged transmission Driven gear 611；First driving gear with the first rear roller 41 is concentric is fixedly connected, the first driven gear and the first middle roller 61 concentric are fixedly connected；

Second driving gear set includes the second driving gear 621, the second carrier gear 52 and second of successively engaged transmission Driven gear 421；Second driving gear with the second middle roller 62 is concentric is fixedly connected, the second driven gear and the second rear roller 42 concentric are fixedly connected；

Third driving gear set includes third driving gear 631, third carrier gear 53 and the third of successively engaged transmission Driven gear 431；Third driving gear with third middle roller 63 is concentric is fixedly connected, third driven gear and third rear roller 43 concentric are fixedly connected；

4th driving gear set includes the 4th driving gear 641, the 4th carrier gear 54 and the 4th of successively engaged transmission Driven gear 441；4th driving gear with the 4th middle roller 64 is concentric is fixedly connected, the 4th driven gear and the 4th rear roller 44 concentric are fixedly connected.

5th driving gear set includes the 5th driving gear 651, the 5th carrier gear 55 and the 5th of successively engaged transmission Driven gear 451；5th driving gear with the 5th middle roller 65 is concentric is fixedly connected, the 5th driven gear and the 5th rear roller 45 concentric are fixedly connected.

The present embodiment further includes the first asessory shaft 5, auxiliary with second asessory shaft 9 disposed in parallel of the first asessory shaft 5 and third Help axis 10；In the circumferential, third carrier gear 53 is sleeved on relatively fixedly on the first asessory shaft 5；First carrier gear 51, Two carrier gears 52, the 4th carrier gear 54 and the 5th carrier gear 55 rotatably loop on the first asessory shaft 5.The Fixing sleeve is equipped with the transmission gear 94 with 54 engaged transmission of the 4th carrier gear on two asessory shafts 9；It is fixed on third asessory shaft 10 It is set with the transmission gear 105 with 55 engaged transmission of the 5th carrier gear.Pass through rear roller axis 4, middle roller axis 6, first as a result, Asessory shaft 5, the second asessory shaft 9 and third asessory shaft 10 can control respectively the first component yarn, the second component yarn, third component yarn, The feeding speed of 4th component yarn and the 5th component yarn.

The present embodiment further includes the first front axle 8 and the second front axle 11, and the first front axle 8 passes through first gear transmission and first Front roller 71 connects, and the second front axle 11 is connect by second gear transmission with the second front roller 72, passes through the first front axle 8 and the Two front axles 11 can regulate and control the revolving speed of the first front roller 71 and the second front roller 72 respectively.

First gear transmission includes: the first master gear 81 and the first pinion 711 of intermeshing transmission, the first main tooth Wheel 81 is fixedly set on the first front axle 8, the first pinion 711 with the first front roller 71 is concentric is fixedly connected；Second gear Transmission includes: the second master gear 112 and the second pinion 721 of intermeshing transmission, and the second master gear 112 is fixedly set in On second front axle 11, the second pinion 721 with the second front roller 72 is concentric is fixedly connected.

As shown in figure 5, the present embodiment further includes control system and servo drive system；Servo drive system includes that servo is driven Dynamic device and servo motor；Control system includes controller (preferably PLC programmable controller) and speed probe；Controller according to It is secondary to be connect by servo-driver with servo motor.

Servo motor includes: for driving the first servo motor of the rotation of rear roller axis 4, for driving 6 turns of middle roller axis Dynamic the second servo motor, the third servo motor for driving the first asessory shaft 5 to rotate, for driving 9 turns of the second asessory shaft Dynamic the 4th servo motor, the 5th servo motor for driving third asessory shaft 10 to rotate, for driving the first front axle 8 Six servo motors, the 7th servo motor for driving the second front axle 11, the 8th servo electricity for driving front roller axis 7 to rotate Machine, and the spindle motor for driving hollow spindle to rotate.

Speed probe includes: auxiliary for being respectively used to monitoring rear roller axis 4, middle roller axis 6, the first asessory shaft 5, second Help axis 9, third asessory shaft 10, the first sensor of 7 revolving speed of the first front axle 8, the second front axle 11 and front roller axis, the second sensing Device, 3rd sensor, the 4th sensor, the 5th sensor, the 6th sensor, the 7th sensor and the 8th sensor, Yi Jiyong In the spindle sensor of monitoring hollow spindle revolving speed.

Twisting mechanism includes ring rail；Controller is moved by servo-driver and Serve Motor Control ring rail, with And further include scroll tube motor for driving scroll tube movement, detect the scroll tube sensor of scroll tube revolving speed.In addition, Control system further includes series of instructions and modularized program.

It is provided by the invention a kind of using above-mentioned six channels hollow spindle fancy type yarn forming device, there are six tunnels by building The Hollow Spindle Spinning Frames of the twisted point of yarn channel and two, in the first twisted point D1 by three coaxial preceding sieve of different rotating speeds Pulling does not export the non-twist sliver in five tunnels and spun yarn (or long filament) merges to form fancy in twist triangle zone completion ordinary lay all the way Yarn main body is coated in the spun yarn (or long filament) that the second twisted point D2 is exported by hollow ingot with formed fancy yarn main body It is twisted, the flame comprising decorative yarn, heart yarn and solid yarn is formed, realizes ornamental thread, core wire, solidus one-step method hollow spindle fancy type yarn Spinning.

Embodiment 2

In addition, the present embodiment also discloses a kind of fancy yarn using above-mentioned six channels hollow spindle fancy type yarn forming device Line forming method.

1, ornamental thread, core wire, solidus one-step method are twisted together the spinning of molding hollow spindle fancy type yarn

Hollow ingot spinning device has seven road yarn channels and two twisted points in this implementation.Wherein the second component yarn and Five component yarn (rove Y₂, rove Y₅) exported after second channel and Five-channel alternation drawing-off by the first front roller；Third component Yarn and the 4th component yarn (rove Y₃, rove Y₄) exported after third channel and fourth lane alternation drawing-off by the second front roller；The One component yarn (rove Y₁) exported after first passage alternation drawing-off by third front roller；6th component yarn (yarn (or long filament) X₁) exported through the 6th channel by third front roller；

In the twist triangle zone of the first twisted point, the first component yarn, the second component yarn, third component yarn, the 4th component yarn, (i.e. three coaxially export the non-twist sliver in five tunnels with the front roller of outer diameter different rotating speeds respectively for 5th component yarn and the 6th component yarn Spun yarn (or long filament) all the way) interactive be twisted together forms fancy yarn main body under hollow ingot twisting power effect；In the second twisted point The 7th component yarn (spun yarn (or long filament) the solidus G exported by hollow spindle₁) coated with formed fancy yarn main body It is twisted to form flame, realize the spinning of ornamental thread, core wire, solidus one-step method hollow spindle fancy type yarn.

2, the spinning for the flame that looping structure changes online

By regulating and controlling rear sieve on the first passage, second channel, third channel, fourth lane and/or Five-channel The speed of drawing and middle roller and three front rollers can cooperate with input decorative yarn and heart yarn to spin single clad structure of twisting respectively and spend Formula yarn is handed over to twist clad structure flame and twine and twists clad structure flame；

A piece non-twist yarn or yarn are through the first passage, the second channel, the third channel, the four-way Road, the Five-channel or the 6th channel are twisted in the described first twisted point, at second twisted o'clock by the 7th component yarn Gu (yarn) cladding forms single twirl clad structure flame；

Two non-twist yarns or yarn are respectively through the first passage, the second channel, the third channel, described Two channels in four-way, the Five-channel or the 6th channel are introduced into the interaction and twine twirl trigonum, and in institute It states after the first twisted point twisted by constant speed, is coated to be formed by the 7th component yarn (Gu yarn) in the second twisted point and twirl clad structure is handed over to spend Formula yarn；

In first component yarn, the second component yarn, third component yarn, the 4th component yarn, the 5th component yarn and the 6th component yarn At least three one threads be introduced into the interaction and twine and twist trigonum, and after the described first twisted point carries out non-constant speed twisting, Second twisted o'clock by the 6th component yarn (Gu yarn G₁) coat to be formed to twine and twist clad structure flame.

(1) list twists the spinning of the flame of clad structure:

Single clad structure of twisting of so-called fancy yarn refers to a non-twist yarn (or yarn) in the first twisted point twisting, second Twisted point is coated to form fancy yarn structure by solid yarn.

In apparatus of the present invention, output yarn is completed list in the first twisted point and is twisted, in the second twisted point by defeated by hollow spindle Solidus G out₁Cladding forms single flame structure for twisting cladding.(Y can be formed in this manner₁+G₁)、(Y₂+G₁)、(Y₃+ G₁)、(Y₄+G₁)、(Y₅+G₁)、(X₁+G₁)、[(Y₅+Y₂)+G₁]、[(Y₃+Y₄)+G₁] etc. eight kinds of single fancy yarns for twisting clad structure.

(2) the spinning for twisting the flame of clad structure is handed over:

The friendship of so-called fancy yarn twists clad structure and refers to that two non-twist yarns (or yarn) are twisted in the first twisted point constant speed, Second twisted point is coated to form fancy yarn structure by solid yarn.

In apparatus of the present invention, two root items are exported by two front rollers and are twisted together in the first twisted point progress constant speed, second The solidus G that twisted point is exported by hollow spindle₁Cladding forms the flame structure handed over and twist cladding.It can be formed in this manner [Y₁+Y₂+G₁]、[Y₁+Y₃+G₁]、[Y₁+Y₄+G₁]、[Y₁+Y₅+G₁]、[Y₂+Y₃+G₁]、[Y₂+Y₄+G₁]、[Y₂+X₁+G₁]、[Y₅+Y₃+ G₁]、[Y₅+Y₃+G₁]、[Y₅+X₁+G₁]、[(Y₅+Y₂)+X₁+G₁]、[(Y₅+Y₂)+Y₃+G₁]、[(Y₅+Y₂)+Y₁+G₁]、[(Y₅+Y₂)+ Y₄+G₁]、[(Y₄+Y₃)+X₁+G₁]、[(Y₄+Y₃)+Y₁+G₁]、[(Y₄+Y₃)+Y₂+G₁]、[(Y₄+Y₃)+Y₅+G₁]、[(Y₅+Y₂)+(Y₃+ Y₄)+G₁] etc. 19 kinds hand over twist clad structure fancy yarn.

(3) the spinning for twisting the flame of clad structure is twined:

The twirl clad structure that twines of so-called fancy yarn refers to that three or more non-twist yarns (or yarn) are non-etc. in the first twisted point Speed is twisted, is coated to form fancy yarn structure by solid yarn in the second twisted point.It is defeated by three non-constant speed of front roller in apparatus of the present invention Three or more non-twist yarns (or yarn) are twisted in the first non-constant speed of twisted point progress out, in the second twisted point by by hollow spindle The solidus G of output₁Cladding forms the flame structure for twining and twisting cladding.[(Y can be formed in this manner₂+Y₅)+(Y₁+X₁)+(Y₄ +Y₃)+G₁]、[Y₅+(Y₁+X₁)+(Y₄+Y₃)+G₁]、[Y₂+(Y₁+X₁)+(Y₄+Y₃)+G₁]、[(Y₅+Y₂)+Y₁+(Y₄+Y₃)+G₁]、 [(Y₅+Y₂)+X₁+(Y₄+Y₃)+G₁]、[(Y₅+Y₂)+(Y₁+X₁)+Y₄+G₁]、[(Y₅+Y₂)+(Y₁+X₁)+Y₃+G₁] etc. seven kinds twine twirl packet Cover the fancy yarn of structure.

3, the spinning for the flame that form changes online

It is generated by the several groups yarn or yarn of three variable speed outputs of front roller in the first twisted point and twines twirl phenomenon, with The increase of speed difference mutually twine the several groups yarn of twirl or yarn is clearly separated into decorative yarn and heart yarn, decorative yarn is twisted together in heart yarn The upper form for forming the various fancy yarns such as knot, plait, circle circle；By regulating and controlling rear roller, middle roller and three front rollers online Speed, may be implemented the online variation of decorative yarn Yu heart yarn integrated mode, the online variation of flower pattern integrated mode, flower pattern size Online variation, the online variation of flower pattern color, the changeable combination flame of spinning mode of appearance.Wherein, flower pattern include knot, Plait, circle circle etc..

(1) the spinning for the flame that decorative yarn and heart yarn integrated mode change online

First component yarn (the rove Y₁) after first passage alternation drawing-off by third front roller introduce interaction twine twirl three Angular region；The third component yarn and the 4th component yarn (rove Y₃, rove Y₄) after third channel and fourth lane alternation drawing-off by Second front roller introduces interaction and twines twirl trigonum；Second component yarn and the 5th component yarn (rove Y₂, rove Y₅) through second channel and Interaction is introduced by the first front roller after Five-channel alternation drawing-off and twines twirl trigonum；6th component yarn (yarn (or long filament) X₁) warp 6th channel introduces interaction by third front roller and twines twirl trigonum；Wherein the minimum component yarn (yarn) of front roller speed is fancy The heart yarn of yarn, the higher component yarn of front roller speed are the decorative yarn of fancy yarn, pass through the feeding speed of three front rollers of on-line tuning Degree realizes the online variation of decorative yarn and heart yarn integrated mode in fancy yarn.

For example, rove Y₃、Y₄By the second front roller with speed V after third channel and fourth lane alternation drawing-off_q2(t) defeated Out, rove Y₁, yarn X₁Through first passage and the 6th channel by third front roller with speed V_q3(t) it exports, rove Y₂、Y₅Through By the first front roller with speed V behind two channels and Five-channel alternation drawing-off_q1(t) it exports；The minimum palpus of general front roller speed Item can become the heart yarn of fancy yarn, and the relatively high yarn of speed can become the heart yarn of fancy yarn.

Work as V_q2(t) when minimum, rove (Y₃+Y₄) it is heart yarn, yarn (Y₁+X₁) and rove (Y₂+Y₅) it is decorative yarn；Work as V_q1(t) When minimum, rove (Y₂+Y₅) it is heart yarn, yarn (Y₁+X₁) and rove (Y₃+Y₄) it is decorative yarn；Work as V_q3(t) when minimum, yarn (Y₁+ X₁) it is heart yarn, rove (Y₂+Y₅) and rove (Y₃+Y₄) it is decorative yarn；Therefore, V is regulated and controled by PLC_q1(t)、V_q2(t)、V_q3It (t) can be with Realize the online variation of decorative yarn and heart yarn integrated mode.

(2) the spinning for the flame that the flower pattern combination such as knot, plait, circle circle changes online

If the speed of first front roller, the second front roller and third front roller is respectively V_q1、V_q2And V_q3, by Line regulates and controls V_q1、V_q2And/or V_q3, after keeping on first passage, second channel, third channel, fourth lane and Five-channel Roller revolving speed and middle roller revolving speed (i.e. V not etc. and under conditions of being not zero_h(t)≠V_z(t) ≠ 0), regulated and controled by controller V_q1(t):V_q2(t):V_q3(t) ratio is, it can be achieved that the online variation that a variety of flower pattern combine on fancy yarn；The flower pattern include but It is not limited to knot, plait, circle circle etc.；

1. working as V_q1(t):V_q2(t):V_q3(t)=(1.15-1.3): (1.15-1.3): when 1, the second component yarn, the 5th component Yarn, third component yarn and the 4th component yarn (decorative yarn [(Y₂+Y₅)+(Y₃+Y₄)]) interaction twines twirl and kink in the first component yarn and the Six component yarn (heart yarn Y₁+X₁) on form knot；

2. working as V_q1(t):V_q2(t):V_q3(t)=(1.3-4): (1.3-4): when 1, the second component yarn, the 5th component yarn, Three component yarns and the 4th component yarn (decorative yarn [(Y₂+Y₅)+(Y₃+Y₄)]) interaction twine twirl and kink in the first component yarn and the 6th group Part yarn (heart yarn Y₁+X₁) on formed circle circle；

3. working as V_q1(t):V_q2(t):V_q3(t)=1:1:(1.15-1.3) when, the first component yarn and the 6th component yarn (decorative yarn Y₁+X₁) interaction twine twirl and kink in the second component yarn, the 5th component yarn, third component yarn and the 4th component yarn (heart yarn [(Y₂+ Y₅)+(Y₃+Y₄)]) on form knot；

4. working as V_q1(t):V_q2(t):V_q3(t)=1:1:(1.3-4) when, the first component yarn and the 6th component yarn (decorative yarn Y₁+ X₁) interaction twine twirl and kink in the second component yarn, the 5th component yarn, third component yarn and the 4th component yarn (heart yarn [(Y₂+Y₅)+ (Y₃+Y₄)]) on formed plait or circle circle.

(3) the spinning for the flame that the flower pattern size such as knot, plait, circle circle changes online

The flower pattern sizes such as flame knot, plait, circle circle depend on thickness, the twist and the decorative yarn phase of decorative yarn and heart yarn To the overfeeding speed of heart yarn.When knot forms, the big fancy yarn of the thick twist of decorative yarn is turned round compared with the small fancy yarn of the thin twist of decorative yarn It is big to tie molding knot；When circle circle molding, the big overfeeding of the thick twist of the decorative yarn twist thinner than big fancy yarn and decorative yarn is small to be fed than small Fancy yarn is big compared to molding circle circle of twisting together；When plait forms, the big overfeeding of the thick twist of decorative yarn is carefully twisted than big fancy yarn with decorative yarn Spend it is small feed it is longer compared to the molding plait twisted together than small fancy yarn.

By regulating and controlling in the first passage, second channel, third channel, fourth lane and/or Five-channel online Middle roller speed V_z(t) and the speed V of rear roller_h(t), and then change the first component yarn, the second component yarn, third component yarn, the The line density of four component yarns and/or the 5th component yarn, and/or, by the speed V for regulating and controlling third front roller online_q3(t), thus The online variation of flower pattern size on flame can be achieved.

The online variation of flower pattern size specifically includes on flame:

1. the online regulation of fancy yarn knot size

The line density of decorative yarn at this time are as follows:

2. the online regulation of fancy yarn circle circle size

Work as V_q1(t):V_q2(t):V_q3(t)=(1.3~4): (1.3~4): when 1, the second component yarn, the 5th component yarn, Three component yarns and the 4th component yarn are decorative yarn (decorative yarn [(Y₂+Y₅)+(Y₃+Y₄)]), the first component yarn and the 6th component yarn are heart yarn (heart yarn Y₁+X₁), decorative yarn interaction twines twirl and kink and forms circle circle on heart yarn；

Form the line density of the decorative yarn of circle circle are as follows:

Meanwhile regulating and controlling decorative yarn with respect to the overfeed ratio of heart yarn speed, that is, regulate and control the first front roller speed V_q1(t) and second preceding sieve Pulling rate degree V_q2(t) relative to third front roller speed V_q3(t) overfeed ratio, then circle is big greatly, overfeeding is small for overfeeding, and circle is small, Thus the size of online regulation molding fancy yarn circle circle.

3. the online regulation of fancy yarn plait length

Work as V_q1(t):V_q2(t):V_q3(t)=1:1:(1.3~4) when, the second component yarn, the 5th component yarn, third component yarn It is heart yarn (heart yarn [(Y with the 4th component yarn₂+Y₅)+(Y₃+Y₄)]), the first component yarn and the 6th component yarn are decorative yarn (decorative yarn Y₁+ X₁), decorative yarn interaction twine twirl on heart yarn formed circle circle, and decorative yarn be strong twisted yarn when, then decorative yarn itself twist stress under shape At circle circle twist together into plait immediately；

(4) the spinning for the flame that the flower pattern color such as knot, plait, circle circle changes online

The component yarn for constituting decorative yarn is colorful yarn, and the middle roller axis of draft area and the speed of rear roller are regulated and controled by PLC (the specially speed V of regulation rear roller axis, middle roller axis, the first asessory shaft, the second asessory shaft and third asessory shaft_h(t)、V_z (t)、V_f1(t)、V_f2(t)、V_f3(t), the variation of controllable decorative yarn blending ratio, it is mixed by regulation decorative yarn when decorative yarn forms flower pattern The variation for spinning ratio realizes that spinning flower pattern (knot, plait, circle circle etc.) color changes online.

The flower pattern colors such as flame knot, plait, circle circle depend on the variation of the colour mixture ratio of decorative yarn.If as decorative yarn Rove Y₂、Y₅、Y₃、Y₄Using colored rove, three kinds can be arbitrarily selected from the seven color rove such as red, orange, yellow, green, blue, blue, purple The rove of color, if its line density is ρ₂、ρ₃、ρ₄、ρ₅, then the blending ratio of decorative yarn is K_h2(t)、K_h3(t)、K_h4(t)、K_h5(t) It is as follows:

Therefore, then middle roller axis, rear roller axis, the first asessory shaft, the second asessory shaft, third asessory shaft are regulated and controled by PLC Speed V_h(t)、V_z(t)、V_f1(t)、V_f2(t)、V_f3(t), the variation of controllable decorative yarn blending ratio, when decorative yarn forms knot, circle When circle, the flame that the flower pattern colors such as knot, plait, circle circle change online is spinned by the variation of decorative yarn blending ratio.

4, the spinning for the flame that color changes online

By PLC regulate and control first passage, second channel, third channel, on fourth lane and/or Five-channel rear roller and The speed of middle roller and three front rollers can regulate and control the looping structure and its cladding ratio of fancy yarn each component, thus online The color of regulation fancy yarn changes online.

Flame is formed by heart yarn, decorative yarn, the solid mutual looping of yarn, when looping structure, cladding ratio change online When, the color of flame can occur to change online.According to formula (6) (7) (8) (9) (10), if fed during being twisted together twice The six roots of sensation sliver ρ entered₁、ρ₂、ρ₃、ρ₄、ρ_x、ρ_gThe colors such as red, orange, yellow, green, blue, purple, black, white are respectively selected from, then by changing packet Cover the color than i.e. controllable fancy yarn.

If the cladding ratio K of fancy yarn_h2(t)、K_h3(t)、K_h4(t)、K_h5(t), the line density of fancy yarn is ρ_hy(t), then lead to It crosses PLC regulation servo motor and drives V_h(t)、V_z(t)、V_q1(t)、V_q2(t)、V_q3(t)、V_R1(t) it is made to meet following formula:

V_h(t)=K_h1(t)*ρ_hy(t)/ρ₁ (21)

V_z(t)=C*K_h2(t)*ρ_hy(t)/ρ₂ (22)

V_f1(t)=K_h3(t)*ρ_hy(t)/ρ₃ (23)

V_f2(t)=K_h4(t)*ρ_hy(t)/ρ₄ (24)

V_R1(t)=K_h5(t)*ρ_hy(t)/ρ_X (25)

It follows that being twisted by the speed and its looping that PLC regulates and controls rear roller, middle roller, auxiliary roller and front roller The twist of conjunction can regulate and control the looping structure and its cladding ratio of fancy yarn each component, and thus the color of regulation fancy yarn exists online Line variation.

Embodiment 3

The present embodiment and 1 structure of embodiment are essentially identical, the difference is that:

As shown in fig. 6, control system further includes the first comparison module, the first comparison module respectively with first sensor, Two sensors, 3rd sensor, the 4th sensor, the 5th sensor and controller connection, the first comparison module is for monitoring Rotating ratio between middle roller axis 6, rear roller axis 4, the first asessory shaft 5, the second asessory shaft 9 and third asessory shaft 10, controller According to the first comparison module feedback numerical value regulation middle roller axis 6, rear roller axis 4, the first asessory shaft 5, the second asessory shaft 9 and/ Or 10 revolving speed of third asessory shaft, and then regulate and control the first component yarn, the second component yarn, third component yarn, the 4th component yarn and the 5th The blending ratio of component yarn.

Accurately and quickly to realize yarn than the numerical value that regulation, the present invention are directly fed back according to the first comparison module Regulated and controled, even if since various source of errors cause middle roller axis 6, rear roller axis 4 or three asessory shaft revolving speeds to exceed respectively Error range is set, as long as guaranteeing that the rear roller axis 4 of the first comparison module feedback, middle roller axis 6, the first asessory shaft 5, second are auxiliary Help revolving speed ratio (i.e. the first component yarn, the second component yarn, the third component yarn, the 4th component of axis 9 and third asessory shaft 10 5 The feeding speed ratio of yarn and the 5th component yarn) in setting error range, after production can be continued without additionally adjusting The actual speed of roller shaft 4, middle roller axis 6, the first asessory shaft 5, the second asessory shaft 9 and third asessory shaft 10.

Wherein comparison module can be the prior art, can be existing comparator or integrated comparison circuit, Huo Zhewei Existing comparison module in a software form in controller CUP.Forms of sensor is also very much, for example, can be photoelectric encoder or Hall revolution speed transducer etc..

In addition, the second comparison module connects with the 6th sensor, the 7th sensor, the 8th sensor and controller respectively It connects, the second comparison module is for monitoring rotating ratio between three front rollers, the numerical value that controller is fed back according to the second comparison module Regulate and control the first front axle, the second front axle or front roller axis, and then regulates and controls flower pattern combination and flower pattern size.To further The control accuracy for relaxing control system, increases the redundancy of system control, and highlights front roller rotating ratio on different channels The workload of the importance of value, controller processing also substantially increases the blending ratio control precision of yarn while substantially reducing, In addition, avoiding the shutdown or adjustment time in production process, the production efficiency of equipment is improved.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution The range of scheme.

Claims

1. six channel hollow spindle fancy type yarn forming devices characterized by comprising pass through for the first component yarn first logical It is road, the second channel passed through for the second component yarn, the third channel passed through for third component yarn, logical for the 4th component yarn The fourth lane crossed, the Five-channel passed through for the 5th component yarn and the 6th channel passed through for the 6th component yarn；

The first rear roller, the first middle roller, third front roller, the first twisted point and second are disposed on the first passage Twisted point；

Be disposed on the second channel the second rear roller, the second middle roller, the first front roller, the first twisted point and The second twisted point；

Be disposed on the third channel third rear roller, third middle roller, the second front roller, the first twisted point and The second twisted point；

The 4th rear roller, the 4th middle roller, second front roller, described first twisted is disposed in the fourth lane Point and the described second twisted point；

The 5th rear roller, the 5th middle roller, first front roller, described first twisted is disposed on the Five-channel Point and the described second twisted point；

Rear roller, middle roller on channel and between front roller region be draft area, the first front roller, the second front roller, third Front roller and the first twisted dot twine trigonum at ordinary lay, and the first front roller, the second front roller, third front roller difference are only Corresponding component yarn is introduced interaction respectively and twines twirl trigonum by vertical movement；

One in first component yarn, the second component yarn, third component yarn, the 4th component yarn, the 5th component yarn and/or the 6th component yarn Kind or several yarn the formation fancy yarn main body after the first twisted point interaction twines twirl；

It is provided with hollow spindle at described second twisted point, the fancy yarn main body passes through the hollow spindle, and hollow spindle is fast Speed rotates, and the 7th component yarn on hollow spindle crosses with the fancy yarn main body and coats to fancy yarn main body.

2. hollow spindle fancy type yarn forming device according to claim 1, which is characterized in that first rear roller and institute It states and is connected between the first middle roller by the first driving gear set, the first driving gear set is for keeping the first middle roller and first Draw ratio between rear roller is constant and is not more than 1.4；

It is connected between second rear roller and second middle roller by the second driving gear set, the second driving gear set is used Draw ratio between the second middle roller of holding and the second rear roller is constant and is not more than 1.4；

It is connected between the third rear roller and the third middle roller by third driving gear set, third driving gear set is used Draw ratio between holding third middle roller and third rear roller is constant and is not more than 1.4；

It is connected between 4th rear roller and the 4th middle roller by the 4th driving gear set, the 4th driving gear set is used Draw ratio between the 4th middle roller of holding and the 4th rear roller is constant and is not more than 1.4；

It is connected between 5th rear roller and the 5th middle roller by the 5th driving gear set, the 5th driving gear set is used Draw ratio between the 5th middle roller of holding and the 5th rear roller is constant and is not more than 1.4.

3. hollow spindle fancy type yarn forming device according to claim 1, which is characterized in that also wrapped on the 6th channel Extraction roller is included, roller, the third front roller, the first twisted point and the second twisted point is drawn and sets gradually.

4. hollow spindle fancy type yarn forming device according to claim 2, which is characterized in that further include rear roller axis in Roller shaft；

In the circumferential direction of the rear roller axis, first rear roller is sleeved on relatively fixedly on the rear roller axis, described Second rear roller, third rear roller, the 4th rear roller and the 5th rear roller are rotatably sleeved on the rear roller axis；

In the circumferential direction of the middle roller axis, first middle roller, third middle roller, the 4th middle roller and the 5th middle roller can It is sleeved on the middle roller axis in relative rotation, second middle roller is sleeved on relatively fixedly on the middle roller axis.

5. hollow spindle fancy type yarn forming device according to claim 2, which is characterized in that further include front roller axis；? In the circumferential direction of the front roller axis, first front roller and the second front roller are rotatably sleeved on the front roller axis On, the third front roller is sleeved on relatively fixedly on the front roller axis.

6. hollow spindle fancy type yarn forming device according to claim 2, which is characterized in that first driving gear set The first driving gear, the first carrier gear and the first driven gear including successively engaged transmission；First driving gear with it is described First rear roller is concentric to be fixedly connected, first driven gear with first middle roller is concentric is fixedly connected；

Second driving gear set includes the second driving gear, the second carrier gear and the second passive tooth of successively engaged transmission Wheel；Second driving gear with second middle roller is concentric is fixedly connected, sieve after second driven gear and described second Draw concentric be fixedly connected；

The third driving gear set includes third driving gear, third carrier gear and the third passive tooth of successively engaged transmission Wheel；Third driving gear with the third middle roller is concentric is fixedly connected, sieve after the third driven gear and the third Draw concentric be fixedly connected；

4th driving gear set includes the 4th driving gear, the 4th carrier gear and the 4th passive tooth of successively engaged transmission Wheel；4th driving gear with the 4th middle roller is concentric is fixedly connected, sieve after the 4th driven gear and the described 4th Draw concentric be fixedly connected；

5th driving gear set includes the 5th driving gear, the 5th carrier gear and the 5th passive tooth of successively engaged transmission Wheel；5th driving gear with the 5th middle roller is concentric is fixedly connected, sieve after the 5th driven gear and the described 5th Draw concentric be fixedly connected.

7. hollow spindle fancy type yarn forming device according to claim 6, which is characterized in that further include the first asessory shaft；

In the circumferential, the third carrier gear is sleeved on relatively fixedly on first asessory shaft；The first gap bridge tooth Wheel, the second carrier gear, the 4th carrier gear and the 5th carrier gear rotatably loop on first asessory shaft.

8. hollow spindle fancy type yarn forming device according to claim 7, which is characterized in that further include with it is described first auxiliary Axis the second asessory shaft disposed in parallel and third asessory shaft are helped, fixing sleeve is equipped with and the 4th carrier gear on the second asessory shaft The transmission gear of engaged transmission；Fixing sleeve is equipped with the driving cog with the 5th carrier gear engaged transmission on third asessory shaft Wheel.

9. hollow spindle fancy type yarn forming device according to claim 5, which is characterized in that further include the first front axle and Two front axles, the first front axle are connect by first gear transmission with first front roller, and the second front axle is passed by second gear Dynamic pair is connect with second front roller, can regulate and control the first front roller and second respectively by first front axle and the second front axle The revolving speed of front roller.

10. hollow spindle fancy type yarn forming device according to claim 9, which is characterized in that the first gear transmission Pair includes: the first master gear and the first pinion of intermeshing transmission, and the first master gear is fixedly set in first front axle On, the first pinion with first front roller is concentric is fixedly connected；

The second gear transmission includes: the second master gear and the second pinion of intermeshing transmission, and the second master gear is solid Surely be sleeved on second front axle, the second pinion with second front roller is concentric is fixedly connected.