EP0959158A1 - Métier à filer à broche - Google Patents

Métier à filer à broche Download PDF

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Publication number
EP0959158A1
EP0959158A1 EP99109698A EP99109698A EP0959158A1 EP 0959158 A1 EP0959158 A1 EP 0959158A1 EP 99109698 A EP99109698 A EP 99109698A EP 99109698 A EP99109698 A EP 99109698A EP 0959158 A1 EP0959158 A1 EP 0959158A1
Authority
EP
European Patent Office
Prior art keywords
yarn
guide
balloon limiter
spindle
guide surface
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP99109698A
Other languages
German (de)
English (en)
Inventor
Stanislav Didek
Vaclav Kubovy
Alois Stejskal
Petr Blazek
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vyzkumny Ustav Bavlnarsky AS
Original Assignee
Vyzkumny Ustav Bavlnarsky AS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Vyzkumny Ustav Bavlnarsky AS filed Critical Vyzkumny Ustav Bavlnarsky AS
Publication of EP0959158A1 publication Critical patent/EP0959158A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H1/00—Spinning or twisting machines in which the product is wound-up continuously
    • D01H1/06—Spinning or twisting machines in which the product is wound-up continuously cap type

Definitions

  • the invention relates to a spindle spinning device or Twisting device according to the preamble of patent claim 1.
  • the above-mentioned device is known from WO 97/32065.
  • the radial distance of the curvature of the revolving open loop from the spindle axis is in each case greater than the radial distance of the circumferential contact point of the guide surface from which the yarn spreads into the shape of the rotating loop.
  • the balloon limiter is formed here by a rotatably arranged bell, which by the yarn wound on the tube is taken along.
  • the variable winding speed during the spinning process by the size of the helical turn and by its Slope compensated.
  • a Electric motor used after reaching the desired one Turns off from the power connection or for braking the bell is used in some phases of the spinning process.
  • the object of the invention is to provide a device type and design mentioned above (WO 97/32065) create an essentially reliable production in operation all types of yarn with extremely high production speeds and enables a lower energy expenditure.
  • this object is achieved in that the Balloon limiter, the one with a programmed shutdown provided drive is assigned on its guide surface in Area of the lower part of the balloon limiter with at least one Thread guide is provided, which against the direction of rotation of the Balloon delimiter is directed and for catching the yarn after Switch off the actuator of the balloon limiter and for its Carried by the yarn wound on the sleeve is open.
  • the one against the direction of rotation of the balloon limiter revolutions directed and arranged in the area of its lower part Yarn guide guarantees a reliable catch of the yarn Turn off the balloon limiter, the movement of the yarn on its guide surface when the Balloon limiter is not hindered.
  • the thread guide is on the guide surface inside the Balloon delimiter arranged. Alternatively, he could also be on the Front of the lower end of the balloon limiter, or on the transition of the guide surface into the front surface of the lower one Be attached to the end of the balloon limiter.
  • the yarn guide from a formed guide wall which in the sense of Revolutions of the balloon limiter from its guide surface passes into its free end, and from the bottom one under the Guide wall executed recess, the transition of this Floor in the guide surface on the end face of the lower part of the balloon limiter and the free end of the guide wall Delimit entry into the yarn guide.
  • a guide groove for the yarn is provided on the outer edge thereof, the transitions of the outer edge of the guide wall into the Guide groove and the transition from the outer edge to the inner edge the guide wall are advantageously rounded.
  • Balloon limiter only after winding the yarn onto the sleeve comes about.
  • the moment of switching off must therefore be optimal, on the one hand with regard to the reliability of the Piecing process and on the other hand with regard to a contemporary minimal contact of the yarn with the boundary wall for the purpose Eliminate unwanted excessive yarn heating.
  • the optimal core winding which is a signal to Switching off the actuator of the balloon limiter can, the known technique of switching position sensors can be used.
  • the minimum load that the yarn has on the line between exposed to the swirl brake and the sleeve enables spinning of high quality ring yarn with extremely high speed and making a high quality thread.
  • the boundary wall ensures the reliability of the piecing process and thereby also a continuous spinning process.
  • this Invention should also be mentioned the energy saving, because the electric drive of the balloon limiter is only during the Piecing process active.
  • the device according to the invention or the spinning station, on a frame 1 of the spindle spinning machine, not shown arranged.
  • the essential parts of the device are the feed member 2 of the fiber 3 and the swirl and Rewinder 4 with an upstream swirl brake 5.
  • Das Feeder 2 is a common part shown Distortion device 6 with exit rollers 7.
  • the delay device 6 has the usual design, which therefore it is not described in detail.
  • the task of this The device consists of the inserted spinning belt or Machined roving so that on the exit from the Distortion device 6 a fiber material 3 in the form of a sliver Is available, the length of which is the length of the spun yarn corresponds.
  • the swirl brake 5 is on the surface of one of the exit rollers 7 of the drafting device 6 in the area of its clamping educated. This arrangement of the swirl brake 5 enables that the yarn P formed from the drafting device 6 without the usual Enter the thread guide directly into the twisting and winding device 4 can.
  • the twisting and winding device 4 contains a spindle 8, which is surrounded by a balloon limiter 9.
  • the spindle 8 is from one on the spindle bench 11 of the spinning machine arranged electric motor of the drive 10, which Spindle bank 11 as part of the mechanism, not shown to develop a programmed vertical movement of the Spindle 8 in the sense of the double arrow 12 is formed.
  • the spindle 6 can alternatively also by means of another usual Drive device, e.g. a belt drive.
  • the sleeve 13 for the winding 14 is on the spindle 8 put on.
  • the program of movement of the spindle bench 11 in The meaning of the double arrow 12 depends on the choice of the type of Winding 14 from.
  • the spindle 8 is fixed on the frame 1, while the balloon limiter 9 programmed one Exercises vertical movement along the spindle 8.
  • the balloon limiter 9 which as a hollow rotating body and in Embodiment is bell-shaped, is with his Inlet nozzle 15 in aerostatic bearings or not shown Rolling bearings of an electric motor rotatably mounted on the the frame 1 attached drive 16 of the balloon limiter 9 forms.
  • the direction of rotation of the balloon limiter 9 is in the direction of arrow 17 identical to the direction of rotation of the spindle 8 in the direction of arrow 18.
  • the balloon limiter 9 is equipped with one for contact with the yarn P. certain inner guide surface 19 provided by a Entry edge 20 and an exit edge 21 for the yarn P limited is.
  • the guide surface 19 is part of the inner surface of the Cavity of the balloon limiter 9, on which the yarn P at its Revolutions exposed to the action of centrifugal force and which takes this yarn.
  • the exit edge 21 limits the Guide surface 19 in the area of the largest diameter of the Balloon limiter 9, where there is still its contact with the yarn is coming.
  • Other forms of Guide surface 19 suitable.
  • the guide surface 19 can for example be cylindrical in the middle part, being conical from this part into the outlet edge 21 can expand.
  • the balloon limiter 9 is advantageously a thin-walled body made of light metal alloy or a suitable plastic manufactured.
  • the guide surface 19 should be covered with a suitable one Material can be coated to a desired low friction towards the yarn and high wear resistance too grant.
  • a circumferential contact point 22 is on the guide surface 19 for the transition of the yarn P from the guide surface 19 in a circumferential open loop 23 provided by the Centrifugal force is formed, as will be explained in further detail is explained.
  • the lower part 24 of the balloon limiter 9 is from a first Surround ring 25 with a radial distance on the frame 1 firmly attached and provided with an inner boundary wall 26 which is towards the lower edge of the first ring 25 expanded conically (Fig. 1, 2).
  • the boundary wall 26 goes towards the upper end of the first ring 25 into a cylindrical wall 27.
  • the Balloon limiter 9 is axially a second ring 28 with a Assigned leading edge 29 for the yarn P, which is also on the Frame 1 is attached. Together with the end face 30, the Leading edge 29 on the lower part 24 of the balloon limiter 9 against the boundary wall 26 directed gap 31. Purpose of this Arrangement is the circumferential open passed through the gap 31 To limit the loop 23 radially.
  • the boundary wall 26 and the Outer wall 32 of second ring 28 delimit a discharge channel 33 for contamination.
  • At least one Yarn guide 34 arranged against the direction of the turns of the balloon limiter 9 in the direction of arrow 17 (FIGS. 1, 2) is open.
  • the yarn guide 34 (FIG. 2) is profiled on the one hand Guide wall 35 formed against the arrow 17 indicated Direction of rotation of the balloon limiter 9 from its guide surface 19 passes into its free end 36, and on the other hand not from one Floor shown a executed under the guide wall 35 Recess.
  • 3 and 4 is an alternative embodiment of the yarn guide 34 on the end face 30 of the lower part 24 of the balloon limiter 9 shown.
  • the guide wall 35 runs into a free end 36 of the Guide surface 19 of the end face 30.
  • the transition 37 of the Bottom 38 of the recess under the guide wall 35 in the Guide surface 19 of the end face 30 and the free end 36 of the Guide wall 35 delimit the entry into the yarn guide 34.
  • On the outer edge 39 of the guide wall 35 (FIG. 4) is one Guide groove 40 is provided for the yarn P during the transitions the outer edge 39 of the guide wall 35 into the guide groove 40 and the transition of the outer edge into the inner edge 41 of the Guide wall 35 expedient for a slight movement of the yarn P. are rounded.
  • the yarn guide 34 suitable which meet the condition that the moving against the direction of rotation of the balloon limiter 9 Yarn guide 34 on the one hand the yarn P in when it is actively driven does not hinder its movement and on the other hand interception of the Yarns after the drive 16 of the balloon limiter 9 is switched off enables.
  • the free end of the guide wall 35 be slightly bent from the floor 38.
  • the principle of programmed shutdown of the drive 16 the balloon limiter 9 is that the shutdown of the Voltage source after winding the yarn onto the Sleeve is made. From DE-PS 34 00 327 it is already known Switch off the bell drive after its motor start. For the solution according to the invention, however, the time is minimal Start of the balloon limiter 9 for sufficient training of the Thread winding required on the tube, which the signal to Switching off the drive 16 granted. For ensuring this Some solutions are appropriate.
  • the yarn P After contact of the revolving open loop 23 with the boundary wall 26, the yarn P begins to wind up on the sleeve, which causes a delay in the revolutions of the revolving open loop 23 after the rotation of the spindle 8.
  • This contact is therefore indicated by a scanner, the output signal of which switches off the drive 16 of the balloon limiter 9.
  • the scanner which is based, for example, on the capacitance principle, is arranged under the surface of the boundary wall.
  • a signal for switching off the balloon limiter 9 from the drive 16 can be obtained by means of a suitable photoelectric scanner arranged in the region of the tube foot, which indicates the winding of a certain number of thread turns on the tube 13.
  • the given purpose it is sufficient for the given purpose to derive the signal for switching off the drive 16, for example, from the moment when the drafting device 6 has reached full run, with a certain time constant, for example the time of winding up a given length of yarn the given degree of fineness corresponds to the sleeve 13.
  • a certain time constant for example the time of winding up a given length of yarn the given degree of fineness corresponds to the sleeve 13.
  • the time constant is 1.28 seconds.
  • the spinning station is therefore provided with a speed sensor of the exit roller 7 of the drafting device 6.
  • the speed sensor determines that the speed value of the exit rollers 7 is identical to the set value and the nominal value of the production speed of the yarn, it starts counting the time constant set for the given spinning, after which a signal for switching off the drive is issued.
  • the corresponding circuit diagram of the encoder with the drive 16 is neither shown nor explained in more detail, because the technical measures are known and are clear to the person skilled in the art.
  • a not shown, located on the sleeve 13 and the Cavity of the balloon limiter 9 is continuous piecing e.g. guided by hand between the exit rollers 7, after which the drive 10 of the balloon limiter 9, the spindle 8 and the delay device 6 turns on.
  • the fiber material 3 solidifies due to the rotations, which on the one hand by revolutions of the spindle 8 and on the other are formed by additional rotations, the additional rotations caused by revolutions of the balloon limiter 9, on the Guide surface 19 moves the entrained yarn. episode the ratio of the revolutions of the spindle 8 and the Balloon limiter 9 is an increase in the twist on the yarn Section between the swirl brake 5 and the exit edge 21 of the Guide surface 19.
  • An advantageous but not inevitable part of the Spinning position represents the second ring 28 with the leading edge 29, the guidance of the yarn P when winding onto the sleeve 13 concerned and together with the opposite end face 30 of the lower part 24 of the balloon limiter 9 delimits the gap 31 which the all-round open loop 23 on the boundary wall 26 (Fig. 2, 3) rectified.
  • the first centrifugal fan which is an intensive Air flow shown by arrow 43 generated by the sleeve 13th directed radially against the boundary wall 26 through the gap 31 is that rectifies him in the discharge channel 33.
  • This first one Air flow effectively cools the lower part 24 of the one hand Balloon limiter 9, the boundary wall 26 and the yarn with is in frictional contact with these components; Course of spinning the impurities detached from the yarn in the discharge channel 33.
  • Another important advantage is the Effect of centrifugal force and pneumatic force on the Formation of the all-round open loop 23, which is a guarantee for a reliable piecing granted.
  • the second centrifugal fan used by the cylindrical wall 27 and the opposite part 44 of the Shell of the balloon limiter 9 is formed.
  • the second centrifugal fan a second arrow 45 Air flow, which is directed into the discharge duct 33.
  • balloon limiter 9 It is useful to start the balloon limiter 9 as part of a simple automatic Train circulation unit. Such automatic units could for example in certain sections of the spinning machine certain number of spinning stations can be installed. In this case the balloon limiters do not have their own drive.
  • the individual The balloon limiter can also be driven by a central Drive transmission to be replaced after a joint carried out piecing process is put out of operation to Example by adjusting the tension roller of the drive belt with then switch off the central drive motor from Power connection.
  • the shown drilling and winding device 4 is also for suitable for the twisting process.
  • the feed member 2 as Formed feed rollers, which a creel with delivery spools is connected upstream.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
  • Guides For Winding Or Rewinding, Or Guides For Filamentary Materials (AREA)
EP99109698A 1998-05-20 1999-05-17 Métier à filer à broche Withdrawn EP0959158A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CZ19981552A CZ286824B6 (cs) 1998-05-20 1998-05-20 Zařízení pro vřetenové předení nebo skaní
CZ155298 1998-05-20

Publications (1)

Publication Number Publication Date
EP0959158A1 true EP0959158A1 (fr) 1999-11-24

Family

ID=5463452

Family Applications (1)

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EP99109698A Withdrawn EP0959158A1 (fr) 1998-05-20 1999-05-17 Métier à filer à broche

Country Status (2)

Country Link
EP (1) EP0959158A1 (fr)
CZ (1) CZ286824B6 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1752309B (zh) * 2004-09-23 2012-01-18 里特机械公司 具有屏蔽元件的锭子及其纺纱机
CN107758418A (zh) * 2016-08-17 2018-03-06 索若德国两合股份有限公司 制造交叉卷绕筒子的纺织机的工位

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CZ303529B6 (cs) * 2009-12-23 2012-11-14 Technická univerzita v Liberci Zpusob a zarízení pro vretenové predení nebo skaní
CZ307855B6 (cs) * 2018-01-31 2019-06-26 Rieter Cz S.R.O. Vodič příze pro spřádací místo prstencového spřádacího stroje, prstencový spřádací stroj a způsob navlékání příze do vodiče příze
ES2756699R1 (es) * 2018-10-15 2020-04-28 Twistperfect S L Metodo para transformar una maquina de hilado y/o torcido de hilos y maquina de hilado y/o torcido de hilos modificada segun dicho metodo

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3400327A1 (de) * 1984-01-07 1985-07-18 Zinser Textilmaschinen Gmbh, 7333 Ebersbach Glockenspinnvorrichtung
EP0458154A1 (fr) * 1990-05-22 1991-11-27 Maschinenfabrik Rieter Ag Métier à filer
EP0484664A1 (fr) * 1990-11-09 1992-05-13 Zinser Textilmaschinen GmbH Métier à filer ou à retordre
WO1997032065A1 (fr) * 1996-02-28 1997-09-04 Vyzkumny Ústav Bavlnár^¿Sky A.S. Procede de filage ou de retordage sur broche et unite de travail pour la mise en oeuvre du procede

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3400327A1 (de) * 1984-01-07 1985-07-18 Zinser Textilmaschinen Gmbh, 7333 Ebersbach Glockenspinnvorrichtung
EP0458154A1 (fr) * 1990-05-22 1991-11-27 Maschinenfabrik Rieter Ag Métier à filer
EP0484664A1 (fr) * 1990-11-09 1992-05-13 Zinser Textilmaschinen GmbH Métier à filer ou à retordre
WO1997032065A1 (fr) * 1996-02-28 1997-09-04 Vyzkumny Ústav Bavlnár^¿Sky A.S. Procede de filage ou de retordage sur broche et unite de travail pour la mise en oeuvre du procede

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1752309B (zh) * 2004-09-23 2012-01-18 里特机械公司 具有屏蔽元件的锭子及其纺纱机
CN107758418A (zh) * 2016-08-17 2018-03-06 索若德国两合股份有限公司 制造交叉卷绕筒子的纺织机的工位
CN107758418B (zh) * 2016-08-17 2019-08-02 索若德国两合股份有限公司 制造交叉卷绕筒子的纺织机的工位

Also Published As

Publication number Publication date
CZ155298A3 (cs) 2000-05-17
CZ286824B6 (cs) 2000-07-12

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