CN209702942U - Five-channel hollow spindle fancy type yarn forming device - Google Patents

Abstract

The utility model provides a kind of Five-channel hollow spindle fancy type yarn forming device, and yarn forming device includes first passage, second channel, third channel, fourth lane and Five-channel；First component yarn, the second component yarn, third component yarn, the 4th component yarn and the 5th component yarn form fancy yarn main body after the first twisted point interaction twines twirl；It is provided with hollow spindle at second twisted point, the 6th component yarn crosses with the fancy yarn main body and coats to fancy yarn main body on hollow spindle.Utility model 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

Five-channel hollow spindle fancy type yarn forming device

Technical field

The utility model relates to spinninging technical fields in Textile Engineering, more particularly, to a kind of Five-channel hollow spindle fancy type yarn Line molding machine.

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.

Utility model content

The purpose of this utility model is to provide a kind of Five-channel hollow spindle fancy type yarn forming device and its methods, pass through Alternation drawing-off-collaboration conveying-ordinary lay the techniques such as twines and coats and decorative yarn, heart yarn and solid yarn are combined into comprising knot, circle circle, pigtail Son etc. combines 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 Five-channel hollow spindle fancy type yarn forming device provided by the utility model, It include: the first passage passed through for the first component yarn, the second channel passed through for the second component yarn, for third component yarn By third channel, the fourth lane that passes through for the 4th component yarn and the Five-channel passed through for the 5th component yarn；

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

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

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

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

Third front roller, the first twisted point and the second twisted point are disposed on the Five-channel；

Rear roller, middle roller in first passage, second channel, third channel and fourth lane and region between front roller For draft area, the first front roller, the second front roller, third front roller and the first twisted dot twine trigonum at ordinary lay, the One front roller, the second front roller, third front roller independently move, and corresponding component yarn is introduced interaction respectively and twines twirl triangle Area；

If it is a kind of in the first component yarn, the second component yarn, third component yarn, the 4th component yarn and/or the 5th component yarn or Dry kind of 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 6th 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 6th 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 utility model breaks through technical bottleneck of the hollow ingot spinning in terms of fancy yarn forming, implements alternation by one-step method and leads It stretches, output, interaction is cooperateed with to twine twirl and cladding process, the one-step method for realizing flame (containing heart yarn, decorative yarn and solidus) is spun System, while the line density and blending ratio, the twist for regulating and controlling heart yarn of the output speed by regulating and controlling decorative yarn and heart yarn, regulation decorative yarn, Regulate and control the technological means such as the switching of heart yarn and decorative yarn and realizes flame ring, big tripe, knot, circle circle, the color of plait and shape The online variation of state, expands out the new varieties of flame.

Wherein preferably, the first component yarn, the second component yarn, third component yarn and the 4th component yarn are decorations Yarn, the 5th component yarn are heart yarn, and the 6th component yarn is solid yarn.

Certainly, the first component yarn, the second component yarn, third component yarn, the 4th component yarn and the 5th component yarn, or even including The role of 6th component yarn is opposite, i.e. the first component yarn, the second component yarn, third component yarn, the 4th component yarn and the 5th Appointing 1-4 one thread in component yarn can be decorative yarn, other yarns are heart yarn, in application, can be according to the integrated mode of yarn Freely adjust.

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.

Level-one drafting unit (i.e. the is formed in first to fourth channel in the utility model, between middle roller and rear roller One draft area or back zone), front roller and middle roller constitute second level drafting unit (i.e. the second draft area or proparea)；Same channel In, rear roller speed ratio it is constant and less than 1.4, and the front roller synchronous speed change in the opposite channel, in different channels, rear sieve It draws opposite front roller to replace speed change, realizes the alternation drawing-off to four groups of rove.Particularly important, level-one drawing-off is preliminary draft, one Grade 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, One draft area will not generate drawing-off singular point.Meanwhile preliminary draft process can make rove internal fiber stretch tensioning and orientation, thus The preparation slid during dominant draft is carried out, reduces the end breakage rate or singular point rate during dominant draft, draw twisting process is more Stablize, greatly reduces 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, same in the first passage, the second channel, the third channel and the fourth lane Be correspondingly arranged on a middle upper leather roller on channel, above middle roller, the yarn forming device further include cover in middle upper leather roller and The upper leather ring moved synchronously is kept on upper pin and with middle roller, is covered on middle roller and lower pin and is moved synchronously with middle roller holding Lower apron；Distance of the gripping jaw of upper leather ring 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, the third channel or the fourth lane, the channel yarn The second level draw ratio e of line_qWhen=∞, the channel yarn the second draft area formed drawing-off singular point, the drawing-off singular point with it is described The distance between front roller nip δ≤3mm (gauge of rear roller and middle roller is generally higher than 25mm in the prior art, this The drawing-off singular position of one draft area be randomly dispersed in, between rear roller, when drawing-off singular point is more than 3mm apart from middle roller jaw When, the time that drawing-off singular point is fed to middle roller jaw again there is uncertain factor, if cooperation is bad or generates thick Details or lead to breakage, spinning is made to become a unstable process, influence the reliability and yarn quality of spinning). 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.

Further, further include drawing roller on the Five-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 and the 4th rear roller (such as passing through bearing mode) can phases To being rotationally sleeved on the rear roller axis；

In the circumferential direction of the middle roller axis, first middle roller, third middle roller and the 4th middle roller opposite can turn It is sleeved on the middle roller axis dynamicly, second middle roller is sleeved on relatively fixedly on the middle roller axis.

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.

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 Axle gear, the second carrier gear and the 4th carrier gear rotatably loop on first asessory shaft.

Further, further include with first asessory shaft the second asessory shaft disposed in parallel, it is fixed on the second asessory shaft It is set with the transmission gear with the 4th carrier gear engaged transmission.

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

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 second asessory shaft rotation, the 5th servo motor for driving first front axle, for driving 6th servo motor of second front axle, the 7th servo motor for driving the front roller axis rotation, and for driving Move the spindle motor of 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, the first front axle, the first sensor of the second front axle and front roller axis revolving speed, second sensor, 3rd sensor, 4th sensor, the 5th sensor, the 6th sensor and the 7th sensor, and the ingot for monitoring the hollow spindle revolving speed Sub- sensor.

Controller in the utility model passes sequentially through the feeding of servo-driver Yu six component yarns of Serve Motor Control Speed, the practical feeding speed of six component yarns of speed probe real-time monitoring, and monitor value is fed back into controller, it controls Device can adjust the size of six yarn line control signals according to monitor value.

Further, the twisting mechanism includes ring rail；Controller passes through servo-driver and Serve Motor Control The ring rail movement.

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 and controller connection, first comparison module It is described for monitoring the rotating ratio between the middle roller axis, the rear roller axis, first asessory shaft and the second asessory shaft Controller regulates and controls the middle roller axis, the rear roller axis, the first asessory shaft according to the numerical value that first comparison module is fed back And/or the second asessory shaft revolving speed, and then regulate and control the first component yarn, the second component yarn, third component yarn and the 4th component yarn Blending ratio.

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 utility model has the following beneficial effects:

It is provided by the utility model a kind of using above-mentioned Five-channel hollow spindle fancy type yarn forming device, have by building The Hollow Spindle Spinning Frames of the twisted point of five road yarn channels and two, in the first twisted point by three coaxially and before different rotating speeds Roller exports the non-twist sliver in four tunnels respectively and spun yarn (or long filament) merges to form flower in twist triangle zone completion ordinary lay all the way Formula yarn main body carries out cladding by the spun yarn (or long filament) exported and formed fancy yarn main body in the second twisted point and is twisted together, The flame comprising decorative yarn, heart yarn and solid yarn is formed, realizes the spinning of ornamental thread, core wire, solidus one-step method hollow spindle fancy type yarn System；

In addition, by the collaborative variation of regulation rear roller, middle roller, asessory shaft and three front roller speed, spinning has It is single to twist cladding, hand over twirl cladding and twine the multiplets flames such as twirl cladding；And pass through regulation rear roller, middle roller, auxiliary Axis and three front roller speed collaborative variations, the online combination for changing decorative yarn and heart yarn change knot, plait, circle circle etc. online The combination of flower pattern changes the size of the flower pattern such as knot, plait, circle circle online, changes the flower pattern such as knot, plait, circle circle online Color, the changeable combination flame of spinning mode of appearance；Finally, before by regulation rear roller, middle roller, asessory shaft and three Roller speed collaborative variation regulates and controls the cladding ratio of core wire, ornamental thread and solidus, and the colored fancy yarn that spinning color changes online is raw Efficiency is produced to greatly improve.

In addition, the invention also discloses a kind of fancy using above-mentioned Five-channel hollow spindle fancy type yarn forming device Yarn forming method.

Further, the first component yarn and the 4th component yarn are after first passage and fourth lane alternation drawing-off by The output of one front roller；Second component yarn and third component yarn are after second channel and third channel alternation drawing-off by the second front roller Output；5th component yarn is exported through Five-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 With one of the 5th component yarn or several interaction is twisted under hollow ingot twisting power effect forms fancy yarn main body；Second Twisted point coat being twisted together by the 6th component yarn exported on hollow spindle and formed fancy yarn main body forms fancy yarn Line realizes the spinning of ornamental thread, core wire, solidus one-step method hollow spindle fancy type yarn.

Further, by regulating and controlling rear sieve in the first passage, second channel, third channel and/or fourth lane 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 or the Five-channel are twisted in the described first twisted point, are formed by list by the 6th component yarn cladding at second twisted o'clock Twist 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 or the Five-channel are introduced into the interaction and twine twirl trigonum, and in a described first twisted point quilt After constant speed twisting, friendship is formed by by the 6th component yarn cladding at second twisted o'clock and twists clad structure flame；

At least three yarns in first component yarn, the second component yarn, third component yarn, the 4th component yarn and the 5th component yarn Line is introduced into the interaction and twines twirl trigonum, and after the described first twisted point carries out non-constant speed twisting, in second twisted quilt 6th component yarn cladding, which is formed by twine, 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 Kink forms fancy yarn flower shape on heart yarn；It, can by regulating and controlling the speed of rear roller, middle roller and three front rollers online To realize the online variation of decorative yarn Yu heart yarn integrated mode, the online variation of flower pattern integrated mode, the online variation of flower pattern size, The online variation of flower pattern color color, the changeable combination flame of spinning mode of appearance.

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

Further, the first component yarn and the 4th component yarn are after first passage and fourth lane alternation drawing-off by One front roller introduces interaction and twines twirl trigonum；Second component yarn and third component yarn are through second channel and third channel alternation drawing-off Interaction is introduced by the second front roller afterwards and twines twirl trigonum；5th component yarn introduces interaction by third front roller through Five-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 fancy The decorative yarn of yarn, by the feed speed of three front rollers of on-line tuning, realize decorative yarn and heart yarn integrated mode in fancy yarn Line variation.

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, after keeping in first passage, second channel, third channel and fourth lane 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；

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

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

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

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 first component yarn, the second component Yarn, third component yarn and the 4th component yarn are decorative yarn (decorative yarn [(Y₁+Y₄)+(Y₂+Y₃)]), the 5th component yarn is heart yarn (heart yarn 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 first passage, second channel, third channel and/or fourth lane 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；

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 first component yarn, the second component yarn, Three component yarns and the 4th component yarn are decorative yarn, and the 5th component yarn is heart yarn；Decorative yarn interaction twines twirl and kink forms circle on heart yarn Circle；Form its line density of the decorative yarn of circle circle

By regulating and controlling the middle roller speed in the first passage, second channel, third channel and/or fourth lane 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 first component yarn, the second component yarn, third component yarn It is heart yarn (heart yarn [(Y with the 4th component yarn₁+Y₄)+(Y₂+Y₃)]), the 5th component yarn is decorative yarn (decorative yarn X₁)；Decorative yarn interaction twines twirl Circle circle is formed on heart yarn, and when decorative yarn itself is strong twisted yarn, then twist the circle circle that is formed under stress immediately in decorative yarn itself Twist together into plait；

Regulate and control regulation decorative yarn linear velocity V by PLC_q3(t) ultramicron of opposite heart yarn linear velocity, overfeed ratio then plait greatly Length, the small then plait of overfeed ratio are 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, by rear roller in regulation first passage, second channel, third channel and/or fourth lane and in The speed of roller and three front rollers can regulate and control the looping structure and its cladding ratio of fancy yarn each component, thus online to adjust The color of control 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 four root thickness yarns for decorative yarn are respectively ρ₁、ρ₂、ρ₃、ρ₄、 ρ_x、ρ_g, after alternation drawing-off, interaction twine twirl and solid yarn cladding, the line density of flame is ρ_hyIf three in spinning process It is respectively V that a front roller speed, rear roller speed, the speed and core filaments of middle roller and two asessory shafts, which send out speed,_q1(t)、 V_q2(t)、V_q3(t)、V_h(t)、V_z(t)、V_f1(t)、V_f2(t)、V_R1(t), C=1.25 be in channel, the speed ratio of rear roller.Through adoring After alternation drawing-off, the interaction of yarn core yarn twine the cladding of twirl and solid yarn, the structural parameters for being formed by flame 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 (7)

4, the line density and cladding ratio of flame

Detailed description of the invention

It below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, it 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 the utility model embodiment 1 provides；

Fig. 2 is the schematic diagram in the first to six channel of hollow spindle fancy type 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 the second asessory shaft；

Fig. 5 is the circuit diagram of middle hollow spindle fancy type yarn forming device in the utility model embodiment 1；

Fig. 6 is the circuit connection of comparison module in middle hollow spindle fancy type yarn forming device in the utility model embodiment 3 Figure.

Appended drawing reference:

Y₁- the first component yarn；Y₂- the second component yarn；Y₃Third component yarn；Y₄- the four component yarn；X₁- the five component yarn； G₁- the six component yarn；R₁Draw roller；R₂Hollow spindle；D₁- the first twisted point；D₂- the second twisted point；Sieve after 41- first It draws；The second rear roller of 42-；43- third rear roller；The 4th rear roller of 44-；The first carrier gear of 51-；The second carrier gear of 52-； 53- third carrier gear；The 4th carrier gear of 54-；The first middle roller of 61-；The second middle roller of 62-；63- third middle roller；64- 4th middle roller；The first front roller of 71-；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-；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-； The second driven gear of 421-；431- third driven gear；The 4th driven gear of 441-；The first driven gear of 611-；621- second Driving gear；631- third driving gear；The 4th driving gear of 641-；The first master gear of 81-；The first pinion of 711-；112- Second master gear；The second pinion of 721-；P₄Rear top roller；P₆Middle upper leather roller；P₇Anterior epithelium cornea roller；Q₁Upper leather ring；Q₂Hypodermis Circle.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical Novel protected range.

Embodiment 1

As shown in Figs 1-4, a kind of Five-channel hollow spindle fancy type yarn forming device provided in this embodiment, comprising: be used for First component yarn Y₁By first passage A₁B₁C₁D₁D₂E, it is used for the second component yarn Y₂By second channel A₂B₂C₂D₁D₂E、 For third component yarn Y₃By third channel A₃B₃C₃D₁D₂E, it is used for the 4th component yarn Y₄By fourth lane A₄B₄C₄D₁D₂E, it is used for the 5th component yarn X₁By Five-channel R₁C₃D₁D₂E。

The first rear roller 41, the first middle roller 61, first the 71, first twisted point of front roller are disposed on first passage D₁With the second twisted point D₂；The second rear roller 42, the second middle roller 62, the second front roller 72, 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 first front roller 71, first is twisted together point D₁With the second twisted point D₂；Third front roller 73, are disposed on Five-channel One twisted 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 D1 formation ordinary lay twine trigonum, the first front roller 71, the second front roller 72, Third front roller 73 independently moves, and corresponding component yarn is introduced interaction respectively and twines twirl trigonum；First component yarn, second A kind of or several yarn is through the first twisted point D in component yarn, third component yarn, the 4th component yarn and/or the 5th component yarn₁It hands over Fancy yarn main body is formed after mutually twining twirl.

D at second twisted point₂It is provided with hollow spindle R₂, fancy yarn main body is across hollow spindle R₂, hollow spindle R₂Quickly Rotation, hollow spindle R₂On the 6th component yarn G₁It crosses with fancy yarn main body and fancy yarn main body is coated.

The present embodiment further includes long filament bobbin (not shown) and scroll tube (not shown), and long filament bobbin cup is mounted in hollow spindle R₂Above and with hollow spindle R₂It rotates synchronously, the 6th component yarn G₁On long filament bobbin.Scroll tube is used for fancy yarn main body It is twisted.

The utility model breaks through technical bottleneck of the hollow ingot spinning in terms of fancy yarn forming, implements alternation by one-step method and leads Stretch, cooperate with output, interaction twine twirl and cladding process, realize flame one-step method spinning, while by regulation decorative yarn and The output speed of heart yarn, the line density for regulating and controlling decorative yarn and blending ratio, the twist for regulating and controlling heart yarn regulate and control heart yarn and the switching of decorative yarn etc. Technological means realizes the online variation of flame ring, big tripe, knot, circle circle, the color of plait and form, expands out fancy The new varieties of yarn.

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 between the first middle roller 61 and the first rear roller 41 constant and no more than 1.4；Second rear roller 42 and second are connected by the second driving gear set between middle roller 62, and the second driving gear set is for keeping the second middle roller 62 Draw ratio between the second rear roller 42 is constant and is not more than 1.4；Pass through between third rear roller 43 and third middle roller 63 The connection of third driving gear set, third driving gear set are used to keep the traction between third middle roller 63 and third rear roller 43 Than it is constant and be not more than 1.4；It is connected between 4th rear roller 44 and the 4th middle roller 64 by the 4th driving gear set, the 4th passes Moving gear group is for keeping the draw ratio between the 4th middle roller 64 and the 4th rear roller 44 constant and no more than 1.4.

In first to fourth channel in the utility model, level-one drafting unit, preceding sieve are formed between middle roller and rear roller It draws and middle roller constitutes second level drafting unit；In same channel, rear roller speed ratio is constant and this is logical less than 1.4, and relatively Front roller synchronous speed change in road, in different channels, rear roller with respect to front roller replace speed change, realize the friendship to four groups of rove Become drawing-off.Particularly important, level-one drawing-off is preliminary draft, level-one draw ratio e_hIt is permanent drawing-off for constant C, level-one drawing-off is led It stretches and compares 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 mistake Journey can make rove internal fiber stretch tensioning and orientation, so that the preparation slid during carrying out dominant draft, reduces dominant draft End breakage rate or singular point rate in the process, 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.

It further include drawing roller R on Five-channel₁, on the trailed direction of yarn, draw roller R₁, third front roller 73, the first twisted point D₁With the 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 and Four rear rollers 44 are rotatably sleeved on rear roller axis 4 by bearing mode.In the circumferential direction of middle roller axis 6, first Middle roller 61, third middle roller 63 and the 4th middle roller 64 are rotatably sleeved on middle roller axis 6, the second middle roller 62 It is sleeved on middle roller axis 6 relatively fixedly.The first component yarn can be regulated and controled by rear roller axis 4 and middle roller axis 6 respectively as a result, With feeding (feeding) speed of the second component yarn.

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.

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 the third driving gear 631, third carrier gear of successively engaged transmission 53 and third driven gear 431；Third driving gear with third middle roller 63 is concentric is fixedly connected, third driven gear and Three rear rollers 43 are concentric to be fixedly connected；4th driving gear set includes the 4th driving gear the 641, the 4th of successively engaged transmission Carrier gear 54 and the 4th driven gear 441；4th driving gear with the 4th middle roller 64 is concentric is fixedly connected, the 4th is passive Gear with the 4th rear roller 44 is concentric is fixedly connected.

In addition, this implementation further includes the first asessory shaft 5 and second asessory shaft 9 disposed in parallel of the first asessory shaft 5；In week Upwards, third carrier gear 53 is sleeved on relatively fixedly on the first asessory shaft 5；First carrier gear 51, the second carrier gear 52 and the 4th carrier gear 54 rotatably loop on the first asessory shaft 5.Fixing sleeve is equipped with and the on second asessory shaft 9 The transmission gear 94 of four carrier gears, 54 engaged transmission.

First group can be controlled respectively by rear roller axis 4, middle roller axis 6, the first asessory shaft 5 and the second asessory shaft 9 as a result, Part yarn, the second component yarn, third component yarn and the 4th component yarn feeding speed.

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 5 and second asessory shaft 9 concentric can also be arranged, third carrier gear 53 and the 4th carrier gear 54 are fixedly set in first respectively On asessory shaft 5 and the second asessory shaft 9, third component yarn and the 4th can be controlled by the first asessory shaft 5 and the second asessory shaft 9 respectively The feeding speed of component yarn.

In addition, further including the first front axle 8 and the second front axle 11, before the first front axle 8 passes through first gear transmission and first 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 second Front axle 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 The 4th dynamic servo motor, the 5th servo motor for driving the first front axle 8, the 6th servo for driving the second front axle 11 Motor, the 7th servo motor for driving front roller axis 7 to rotate, and for driving hollow spindle R₂The spindle electricity of rotation Machine.

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, the first sensor of 7 revolving speed of the first front axle 8, the second front axle 11 and front roller axis, second sensor, 3rd sensor, 4th sensor, the 5th sensor, the 6th sensor and the 7th sensor, and the spindle for monitoring hollow spindle R2 revolving speed Sensor.

Controller in the utility model passes sequentially through the feeding of servo-driver Yu six component yarns of Serve Motor Control Speed, the practical feeding speed of six component yarns of speed probe real-time monitoring, and monitor value is fed back into controller, it controls Device can adjust the size of control signal according to monitor value.

Twisting mechanism includes the scroll tube on hollow ingot；Controller passes through servo-driver and Serve Motor Control false twisting Device movement, control system includes the scroll tube sensor for monitoring scroll tube.In addition, control system further includes series of instructions And modularized program.

It is provided by the utility model a kind of using above-mentioned Five-channel hollow spindle fancy type yarn forming device, have by building The Hollow Spindle Spinning Frame of five road yarn channels and two twisted points, it is coaxial and different rotating speeds by three in the first twisted point D1 Front roller exports the non-twist sliver in four tunnels respectively and spun yarn (or long filament) merges to be formed in twist triangle zone completion ordinary lay all the way Fancy yarn main body, the spun yarn (or long filament) that the second twisted point D2 is exported by hollow spindle and formed fancy yarn main body into Row cladding is twisted, forms the flame comprising decorative yarn, heart yarn and solid yarn, realizes ornamental thread, core wire, solidus one-step method hollow ingot flower The spinning of formula yarn；

In addition, by the collaborative variation of regulation rear roller, middle roller, asessory shaft and three front roller speed, spinning has It is single to twist cladding, hand over twirl cladding and twine the multiplets flames such as twirl cladding；And pass through regulation rear roller, middle roller, auxiliary Axis and three front roller speed collaborative variations, the online combination for changing decorative yarn and heart yarn change knot, plait, circle circle etc. online The combination of flower pattern changes the size of the flower pattern such as knot, plait, circle circle online, changes the flower pattern such as knot, plait, circle circle online Color, the changeable combination flame of spinning mode of appearance；Finally, before by regulation rear roller, middle roller, asessory shaft and three Roller speed collaborative variation regulates and controls the cladding ratio of core wire, ornamental thread and solidus, and the colored fancy yarn that spinning color changes online is raw Efficiency is produced to greatly improve.

Embodiment 2

In addition, the present embodiment also discloses a kind of fancy yarn using above-mentioned Five-channel 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 five road yarn channels and two twisted points in this implementation.Wherein the first component yarn and Four component yarn (rove Y₁, rove Y₄) exported after first passage and fourth lane alternation drawing-off by the first front roller；Second component Yarn and third component yarn (rove Y₂, rove Y₃) exported after second channel and third channel alternation drawing-off by the second front roller；The Five component yarns (yarn (or long filament) X₁) exported through Five-channel by third front roller；

In the twist triangle zone of the first twisted point, three coaxially with the front roller of outer diameter different rotating speeds export respectively four tunnels without Twist yarn item and all the way spun yarn (or long filament), interaction is twisted under twisting power effect forms fancy yarn main body；In the second twisted point The 6th component yarn (spun yarn (or long filament) the solidus G exported by hollow ingot₁) with formed fancy yarn main body carry out cladding twirl Conjunction forms flame, realizes 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 roller and middle sieve in the first passage, second channel, third channel and/or fourth lane The speed of drawing and three front rollers can cooperate with input decorative yarn and heart yarn to spin single twirl clad structure flame respectively, hand over It twists clad structure flame and twines and twist 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 or the Five-channel are twisted in the described first twisted point, coat institute's shape by the 6th component yarn (Gu yarn) at second twisted o'clock At single twist 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 or the Five-channel are introduced into the interaction and twine twirl trigonum, and in a described first twisted point quilt After constant speed twisting, friendship is formed by by the 6th component yarn (Gu yarn) cladding at second twisted o'clock and twists clad structure flame；

At least three yarns in first component yarn, the second component yarn, third component yarn, the 4th component yarn and the 5th component yarn Line is introduced into the interaction and twines twirl trigonum, and after the described first twisted point carries out non-constant speed twisting, in second twisted quilt 6th component yarn (Gu yarn G₁) coat to be formed by 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 formed by fancy yarn structure by solid yarn cladding.

In utility model device, output yarn is completed list in the first twisted point and is twisted, at second twisted o'clock by the 6th channel The solidus G of output₁Cladding forms single flame structure for twisting cladding.(Y can be formed in this manner₁+G₁)、(Y₂+G₁)、(Y₃+ G₁)、(Y₄+G₁)、(X₁+G₁)、[(Y₁+Y₄)+G₁]、[(Y₃+Y₂)+G₁] etc. seven 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, In Second twisted point is formed by fancy yarn structure by solid yarn cladding.

In utility model device, two root items are exported by two front rollers and are twisted together in the first twisted point progress constant speed, In The second twisted o'clock solidus G exported by the 6th channel₁Cladding forms the flame structure handed over and twist cladding.It in this manner can shape At [Y₁+X₁+G₁]、[Y₂+X₁+G₁]、[(Y₁+Y₄)+X₁+G₁]、[Y₃+X₁+G₁]、[Y₄+X₁+G₁]、[(Y₃+Y₂)+X₁+G₁]、[(Y₁+ Y₄)+(Y₃+Y₂)+G₁] etc. seven 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 formed by fancy yarn structure by solid yarn cladding in the second twisted point.In utility model device, by three front rollers It is twisted that the non-twist yarn (or yarn) of non-equispeed output three or more in the first twisted point carries out a non-constant speed, at second twisted o'clock by the The solidus G of six channels output₁Cladding forms the flame structure for twining and twisting cladding.[Y can be formed in this manner₁+X₁+(Y₃+Y₂) +G₁]、[Y₂+X₁+(Y₁+Y₄)+G₁]、[(Y₁+Y₄)+X₁+Y₃+G₁]、[(Y₁+Y₄)+X₁+Y₂+G₁]、[(Y₁+Y₄)+X₁+(Y₃+Y₂)+ G₁] etc. seven kinds twine twist clad structure fancy yarn.

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 color, the changeable combination flame of spinning mode of appearance.Wherein, flower pattern includes Knot, plait, circle circle etc..

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

First component yarn and the 4th component yarn (rove Y₁, rove Y₄) after first passage and fourth lane alternation drawing-off by First front roller introduces interaction and twines twirl trigonum；Second component yarn and third component yarn (rove Y₂, rove Y₃) through second channel and Interaction is introduced by the second front roller after third channel alternation drawing-off and twines twirl trigonum；5th component yarn (yarn (or long filament) X₁) warp Five-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 Y₁、Y₄By the first front roller with speed V after first passage and fourth lane alternation drawing-off_q1(t) defeated Out, yarn X₁Through Five-channel by third front roller with speed V_q3(t) it exports, rove Y₂、Y₃It is handed over through second channel and third channel Become after drawing-off by the second front roller with speed V_q2(t) it exports.The minimum yarn of general front roller speed can become the core of fancy yarn Yarn, the relatively high yarn of speed can become the heart yarn of fancy yarn.

Work as V_q1(t) when minimum, rove (Y₁+Y₄) it is heart yarn, yarn X₁With rove (Y₂+Y₃) it is decorative yarn；Work as V_q2(t) minimum When, rove (Y₂+Y₃) it is heart yarn, yarn X₁With rove (Y₁+Y₄) it is decorative yarn；Work as V_q3(t) when minimum, X₁For heart yarn, rove (Y₂+ Y₃) and rove (Y₁+Y₄) it is decorative yarn；Therefore, V is regulated and controled by PLC_q1(t)、V_q2(t)、V_q3(t) decorative yarn and heart yarn group may be implemented The online variation of syntype.

(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, keeping the rear roller revolving speed in first passage, second channel, third channel and fourth lane (i.e. V under conditions of not waiting with middle roller revolving speed and being not zero_h(t)≠V_z(t) ≠ 0 V), is regulated and controled by controller_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 includes but is not limited to tie Son, plait, circle circle etc..

1. working as V_q1(t):V_q2(t):V_q2(t)=(1.15-1.3): (1.15-1.3): when 1, the first component yarn, the second component Yarn, third component yarn and the 4th component yarn (decorative yarn Y₁+Y₂+Y₃+Y₄) interaction twine twirl and kink in the 5th component yarn (heart yarn 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 first component yarn, the second component yarn, Three component yarns and the 4th component yarn (decorative yarn Y₁+Y₂+Y₃+Y₄) interaction twine twirl and kink in the 5th component yarn (heart yarn 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 5th component yarn (heart yarn X₁) interaction twine twirl and Kink is in the first component yarn, the second component yarn, third component yarn and the 4th component yarn (heart yarn Y₁+Y₂+Y₃+Y₄) on form knot；

4. working as V_q1(t):V_q2(t):V_q3(t)=1:1:(1.3-4) when, the 5th component yarn (heart yarn X₁) interaction twine twirl and torsion Knot is in the first component yarn, the second component yarn, third component yarn and the 4th component yarn (heart yarn Y₁+Y₂+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 the middle roller speed in the first passage, second channel, third channel and/or fourth lane online 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 and/or the 4th component The line density of yarn, and/or, by the speed V for regulating and controlling third front roller online_q3(t), to can realize that flower pattern is big on flame Small online variation.

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 first component yarn, the second component Yarn, third component yarn and the 4th component yarn are decorative yarn (decorative yarn [(Y₁+Y₂)+(Y₃+Y₄)]), the 5th component yarn is heart yarn (heart yarn 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 first passage, second channel, third channel and/or fourth lane online Speed with rear roller is (specifically by the speed of PLC regulation rear roller axis, middle roller axis, the first asessory shaft and the second asessory shaft Spend V_h(t)、V_z(t)、V_f1(t)、V_f2(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 raising；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 first component yarn, the second component yarn, Three component yarns and the 4th component yarn are decorative yarn (decorative yarn [(Y₁+Y₂)+(Y₃+Y₄)]), the 5th component yarn is heart yarn (heart yarn X₁)；Decorative yarn Interaction twines twirl and kink and forms circle circle on heart yarn；Form its line density of the decorative yarn of circle circle

By regulating and controlling the middle roller speed in the first passage, second channel, third channel and/or fourth lane 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 first component yarn, the second component yarn, third component yarn It is heart yarn (heart yarn [(Y with the 4th component yarn₁+Y₂)+(Y₃+Y₄)]), the 5th component yarn is decorative yarn (decorative yarn X₁)；Decorative yarn interaction twines twirl Circle circle is formed on heart yarn, and when decorative yarn itself is strong twisted yarn, then twist the circle circle that is formed under stress immediately in decorative yarn itself Twist together into plait；

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

(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 and the second asessory shaft_h(t)、V_z(t)、V_f1(t)、V_f2 (t)), the variation of controllable decorative yarn blending ratio, when decorative yarn forms flower pattern, spinning is realized in the variation by regulating and controlling decorative yarn blending ratio 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 Y₁、Y₂、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 ρ₁、ρ₂、ρ₃、ρ₄, then the blending ratio of decorative yarn is K_h1(t)、K_h2(t)、K_h3(t)、K_h4(t) It is as follows:

Therefore, then regulate and control the speed V of middle roller axis, rear roller axis, the first asessory shaft, the second asessory shaft by PLC_h(t)、 V_z(t)、V_f1(t)、V_f2(t), the variation of controllable decorative yarn blending ratio passes through decorative yarn blending ratio when decorative yarn forms knot, circle circle Variation spinning knot, plait, the flame that changes online of flower pattern color such as circle circle.

4, the spinning for the flame that color changes online

Regulate and control first passage, second channel, rear roller and middle roller in third channel and/or fourth lane by PLC, with And the speed of three front rollers, the looping structure and its cladding ratio of fancy yarn each component can be regulated and controled, thus regulate and control fancy online The color of 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 of fancy yarn is K_h1(t)、K_h2(t)、K_h3(t)、K_h4(t), the line density of fancy yarn is ρ_hy(t), then Regulate and control servo motor by PLC and drives V_h(t)、V_z(t)、V_q1(t)、V_q2(t)、V_q3(t)、V_R1(t) meet it following public 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 and controller connection, the first comparison module for monitor middle roller axis 6, after Rotating ratio between roller shaft 4, the first asessory shaft 5 and the second asessory shaft 9, the numerical value that controller is fed back according to the first comparison module Regulate and control middle roller axis 6, rear roller axis 4 and/or asessory shaft revolving speed, and then regulates and controls the first component yarn, the second component yarn, third component The blending ratio of yarn and the 4th component yarn.

Accurately and quickly to realize yarn than regulation, the utility model is directly according to the first comparison module feedback Numerical value is regulated and controled, even if since various source of errors lead to middle roller axis 6, rear roller axis 4 or two asessory shaft revolving speed difference Beyond setting error range, as long as guaranteeing the rear roller axis 4 of the first comparison module feedback, middle roller axis 6,5 and of the first asessory shaft The revolving speed ratio of second asessory shaft 9 four (i.e. feed by the first component yarn, the second component yarn, third component yarn and the 4th component yarn Enter velocity ratio) setting error range in, can continue production without additionally adjust rear roller axis 4, middle roller axis 6, The actual speed of first asessory shaft 5 or the second asessory shaft 9.

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 Utility model only needs to monitor a parameter, relaxes middle roller and rear roller control accuracy, increases the redundancy of system control, And the importance of different channel top roller revolving speed ratios is highlighted, while the workload of controller processing substantially reduces also significantly The blending ratio control precision of yarn is improved, in addition, the shutdown or adjustment time in production process are avoided, the production effect of equipment Rate improves 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.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 5th sensor, the 6th sensor, the 7th 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 various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new The range of each embodiment technical solution of type.

Claims (10)

1. Five-channel hollow spindle fancy type yarn forming device 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 and the Five-channel passed through for the 5th component yarn；

The first rear roller, the first middle roller, the first 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 second front roller, the first twisted point and The second twisted point；

Third rear roller, third middle roller, 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, first front roller, described first twisted is disposed in the fourth lane Point and the described second twisted point；

Third front roller, the first twisted point and the second twisted point are disposed on the Five-channel；

Rear roller, middle roller in first passage, second channel, third channel and fourth lane and between front roller region be lead Stretch area, the first front roller, the second front roller, third front roller and the first twisted dot twine trigonum at ordinary lay, before first Roller, the second front roller, third front roller independently move, and corresponding component yarn is introduced interaction respectively and twines twirl trigonum；

It is a kind of or several in first component yarn, the second component yarn, third component yarn, the 4th component yarn and/or the 5th component yarn 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, and hollow spindle is fast Speed rotates, and the 6th 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.

3. 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 and the 4th 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 and the 4th middle roller are rotatably It is sleeved on the middle roller axis, second middle roller is sleeved on relatively fixedly on the middle roller axis.

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

5. 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.

6. hollow spindle fancy type yarn forming device according to claim 5, 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 and the 4th carrier gear rotatably loop on first asessory shaft.

7. hollow spindle fancy type yarn forming device according to claim 6, which is characterized in that further include with it is described first auxiliary Axis the second asessory shaft disposed in parallel is helped, fixing sleeve is equipped with the biography with the 4th carrier gear engaged transmission on the second asessory shaft Moving gear.

8. hollow spindle fancy type yarn forming device according to claim 4, 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.

9. hollow spindle fancy type yarn forming device according to claim 8, which is characterized in that the first gear transmission It include: the first master gear and the first pinion of intermeshing transmission, the first master gear is fixedly set on first front axle, 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.

10. hollow spindle fancy type yarn forming device according to claim 1, which is characterized in that further include long filament bobbin, institute It states long filament bobbin cup to rotate synchronously on the hollow spindle and with hollow spindle, the 6th component yarn reel is wound on the length On silk bobbin；

The hollow spindle includes scroll tube, and the scroll tube is for twisting the fancy yarn main body.