EP3155149B1 - Dispositif sur une machine de préparation de filature, par exemple carde, cardeuse, nettoyeur, peigneuse ou similaire, dans lequel au moins un élément de cardage est disposé à l'opposé d'un cylindre garni - Google Patents

Dispositif sur une machine de préparation de filature, par exemple carde, cardeuse, nettoyeur, peigneuse ou similaire, dans lequel au moins un élément de cardage est disposé à l'opposé d'un cylindre garni Download PDF

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Publication number
EP3155149B1
EP3155149B1 EP15733619.9A EP15733619A EP3155149B1 EP 3155149 B1 EP3155149 B1 EP 3155149B1 EP 15733619 A EP15733619 A EP 15733619A EP 3155149 B1 EP3155149 B1 EP 3155149B1
Authority
EP
European Patent Office
Prior art keywords
clothing
negative pressure
carrying body
hollow space
machine
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.)
Active
Application number
EP15733619.9A
Other languages
German (de)
English (en)
Other versions
EP3155149A1 (fr
Inventor
Andreas EBENHÖH
Gerd Pferdmenges
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.)
Truetzschler GmbH and Co KG
Original Assignee
Truetzschler GmbH and Co KG
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 Truetzschler GmbH and Co KG filed Critical Truetzschler GmbH and Co KG
Publication of EP3155149A1 publication Critical patent/EP3155149A1/fr
Application granted granted Critical
Publication of EP3155149B1 publication Critical patent/EP3155149B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
    • D01G15/00—Carding machines or accessories; Card clothing; Burr-crushing or removing arrangements associated with carding or other preliminary-treatment machines
    • D01G15/84—Card clothing; Manufacture thereof not otherwise provided for
    • D01G15/92—Attaching card clothing to carding elements
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
    • D01G19/00—Combing machines
    • D01G19/06—Details
    • D01G19/10—Construction, mounting, or operating features of combing elements

Definitions

  • the invention relates to a device for a spinning preparation machine, for. B. card, card, cleaner, comber o Includes support body, which has a foot part and a back part, wherein a clothing set can be attached to the foot part of the support body by means of a force fit and in which there is at least one cavity for generating the force fit.
  • carding elements are pressed against a carrier by spring force during operation and for changing the pressing force is canceled by at least one separate element acting in several places.
  • the pressing force is transferred into the slot guide profile of the carding element by means of slot nuts or a slot rail.
  • a sawtooth wire or carding pins are fastened in a holding element, which is by a slot nut or a Rail piece is pulled towards the carrier.
  • the tensile force is generated by a spring and applied to the sliding block by means of a screw and nuts.
  • the screw penetrates a cavity in the carrier.
  • the known device is structurally complex. It is particularly disturbing that the clothing is held indirectly via additional holding elements and a sliding block. Another disadvantage is that further separate components or tools are required to change the carding element, which also delay a quick change.
  • the invention is therefore based on the object of providing a device of the type described at the outset which avoids the disadvantages mentioned, which is particularly simple in terms of construction, in particular enables the attachment of the clothing to the support body in a simple manner and allows the clothing to be changed quickly.
  • a valve is preferably connected to the hollow body, which enables the pressure difference between the negative pressure in the cavity and the atmospheric pressure (air inlet) to be compensated, so that the connection between the supporting body and the fitting can be released quickly and without additional effort.
  • the seal is preferably a sealing element.
  • the seal is preferably designed to be rubber-elastic.
  • the sealing element e.g. B. rubber coating, rubber pad, rubber insert or the like, about 0.5 to 1 mm thick.
  • the cavity can preferably be closed airtight by the seal.
  • the cavity preferably has at least one opening which can be closed by the seal.
  • a rubber-elastic seal for. B. rubber coating attached.
  • the openings (pockets) can preferably be produced by milling.
  • O-ring inserts can preferably be used.
  • the rubber insert is preferably a hose or the like, which is glued to the profile of the support body.
  • the hose preferably has openings which apply the negative pressure to a back plate on the clothing carrier.
  • the clothing strip preferably has a flat back plate.
  • the back plate is preferably wetted with a sealing fluid.
  • the vacuum chambers are preferably punched out in the rubber pad.
  • the support body as a hollow body, for. B. made of extruded aluminum, the end faces are airtight.
  • the end faces are preferably closed by plates, sheets or the like.
  • a seal is preferably present between the end faces and the plates, sheets or the like.
  • the valve is preferably arranged on the plate, the sheet metal or the like.
  • the vacuum in the cavity is preferably eliminated in order to change the clothing.
  • the negative pressure is preferably eliminated by opening the valve.
  • the vacuum is preferably able to hold the clothing in operation against carding forces acting on the clothing.
  • the holding element for the clothing is preferably arranged in a form-fitting manner in a recess in the foot part of the supporting body.
  • the carding element is preferably a revolving flat bar of a card.
  • the carding element is a fixed carding segment, e.g. B. on a card, a cleaner or the like ..
  • the carding element is a circular comb segment, e.g. B. on a comber.
  • the sealing element is preferably arranged at the foot of the flat bar.
  • the sealing element is attached to the base of the flat bar.
  • the sealing element preferably has a plurality of through openings.
  • the sealing element is preferably arranged on the clothing strip.
  • the sealing element is preferably attached to the clothing strip.
  • the sealing element is preferably a rubber coating.
  • the rubber coating preferably has a thickness of approximately 0.5 to 1 mm.
  • Fig. 1 shows a card, e.g. B. Trützschler Card TC, with feed roller 1, 4a, dining table 2, licker-in 3a, 3b, 3c, drum 4, taker 5, doctor roller 6, squeeze rollers 7, 8, fleece guide element 9, pile funnel 10, take-off rollers 11, 12, revolving cover 13 with Cover deflection rollers 13a, 13b and cover rods 14, can 15 and can stick 16.
  • the directions of rotation of the rollers are shown with curved arrows.
  • M is the center (axis) of the drum 4.
  • 4a indicates the clothing and 4b indicates the direction of rotation of the drum 4.
  • B is the direction of rotation of the revolving lid 13 in the carding position and C is the return direction of the flat bars 14, 30 ', 30 "are functional elements and 13a and 13b are lid deflection rollers.
  • the arrow A denotes the working direction.
  • FIG. 2 there is an adjustment sheet 17 (flexible sheet) on each side of the card, which is integrated in one piece in the associated side plate 19.
  • the adjustment arch 17 has a convex outer surface 17a and an underside 17b.
  • a slide 20, z. B. made of slidable plastic, which has a convex outer surface 20a and a concave inner surface 20b.
  • the concave inner surface 20b lies on the convex outer surface 17a and is able to slide thereon in the direction of the arrows D, E.
  • Each flat bar 14 consists of a back part 14a and a flat base 14b.
  • Each flat bar 14 has at each of its two ends a lid head which comprises two steel pins 14 1 , 14 2 .
  • a clothing strip 24 with a clothing 18 is attached on the lower surface 14g (see FIG. Fig. 3b ) of the cover foot 14b.
  • the distance (carding gap) between the tip circle 21 and the tip circle 22 is denoted by a and is z. B. 3/1000 ".
  • the distance between the convex outer surface 20a and the Tip circle 22 is denoted by b.
  • the distance between the convex outer surface 20a and the tip circle 21 is denoted by c.
  • the radius of the convex outer surface 20a is denoted by r 3 and the radius of the tip circle 22 is denoted by r 1 .
  • the radii r 1 and r 3 intersect at the center M of the drum 4.
  • the side plate is designated by 19.
  • the flat bars 14 are extruded hollow profiles z. B. made of aluminum with an inner cavity 14c.
  • the cavity 14c of the flat bar is divided into an upper and a lower part, which are sealed airtight against each other by a partition 26.
  • the lower part forms a vacuum chamber 27 (vacuum chamber) which is connected to a vacuum device (not shown).
  • a plurality of continuous channels 28a to 28n are connected to the vacuum chamber 27 and penetrate the cover foot 14b.
  • the outlet of the channels 28a to 28n is connected to the entrance of through openings 29a to 29n which penetrate a thin sealing strip 30.
  • the sealing strip 30 is fastened to the foot surface 14g with an adhesive layer 31.
  • the cover set 24 (clothing strips) consists of clothing tips 18 (wire hook) and a support element 25 (carrier layer) made of a textile material.
  • the wire hooks 18 are approximately U-shaped and fastened in the support element 25 in a pierced manner. The deflection areas of the wire hooks 18 protrude beyond the surface 25 '. The ends of the wire hooks 18, the clothing tips, are free.
  • the wire hooks 18 are made of steel wire.
  • Two webs 14d, 14e are attached laterally to the cover foot 14b in the longitudinal direction, so that there is a recess 14f in the area of the foot surface.
  • the clothing strip 24 is held, protected and embedded.
  • the recess 14f is the thin rubber strip 30, z. B. about 1 mm thick, which is fixed with the adhesive layer 31 on the foot surface 14g.
  • the support element 25 with the cover set 24 is arranged in the lower recess 14f.
  • the lid set is 24 with its area facing away from the free clothing tips 18 (teeth) fastened or held on the foot surface 14g of the supporting body 14.
  • the lid assembly 18 consists of wire hooks in a support element 25.
  • the embodiment additionally has a compensating layer 32, with which higher lid precision and an enlarged fastening area are made possible.
  • the compensating layer 32 is expediently an adhesive layer on which a sheet 33 (sole) or the like, for. B. a steel sheet is attached, which is in contact with the rubber element 30.
  • Fig. 3a shows the flat bar 14 and the clothing strip 24 in the assembled state, wherein the clothing 24 is held so tightly over the steel plate 33 by the vacuum from the vacuum chamber 27 that during operation by the card acting on the card clothing 24 forces the clothing strip 24 on the rubber element 30 or hold on the lid foot 14b.
  • Fig. 3b is the clothing strip 24, z. B. in the event of wear, damage or the like.
  • the separation from the rubber element 30 or the cover foot 14b can be done in a simple manner by venting the vacuum chamber 27 (connection to the atmosphere), with which the holding suction force is overcome.
  • the separation can also be done manually while the card is in operation on the return transport of the flat bars 14 (see arrow C in Fig. 1 ) respectively.
  • the flat bars 14 can be removed from the drive toothed belt (not shown).
  • a rubber coating with a thickness of approximately 0.5 to 1 mm is first applied to the contact surface (base surface 14g).
  • This coating 30 serves on the one hand as a seal and on the other hand to improve the flatness of the carrier profile. Then be in the investment area Through bores 28a to 28n with a diameter of 1.7 to 3 mm are introduced in an offset over the entire surface. At the same time, through holes 29a to 29n are also made in the coating 30 (see FIG. Fig. 4c ), the through bores 28a to 28n being aligned with the through bores 29a to 29n, respectively. In this way, continuous channels are created; e.g. B.
  • a valve 35 is provided in the end plate 34a for connection to a vacuum pump (not shown).
  • the clothing strip 24 with the back plate 33 is placed on the contact surface 14g of the carrier profile (flat bar 14).
  • the back plate 33 is previously wetted with a fluid to ensure tightness.
  • the valve 35 in the end plate 34a the clothing strip 24 is drawn into the cavity 27 of the flat bar 14 by means of a vacuum pump on the carrier profile.
  • the valve 35 is closed after the vacuum has been generated in order to prevent air from entering.
  • An indicator element (not shown) is used in the end plates, which indicates the change in pressure in the negative pressure camera 27. In this way, the clothing strip 24 is releasably attached to the flat bar 14.
  • a rubber insert 30 with openings 36a to 36n is glued to the carrier element 14.
  • the carrier profile 14 is shaped in such a way that it has hollow chambers 37a to 37n along the longitudinal axis. Head pieces with valves are attached to the end of the hollow chambers. After inserting the clothing strip, a negative pressure is generated by the valves through the hollow chambers and the clothing strip is sucked onto the carrier profile.
  • the head piece 37a (plate) has an attached on one side in the direction of the end face of the support profile Recess 37 '. The recess 37 'extends from the vacuum chamber 27 to the longitudinal hollow chambers 37a to 37c.
  • the hollow chambers 37a to 37c are attached as channels which are open on one side in the foot of the carrier profile 14, the open side in each case pointing in the direction of the rubber-elastic sealing element 30.
  • An elongated opening 36a to 36n bridges several hollow chambers 37a to 37n. In this way, the clothing strip 14 is sucked onto the support body 14 and releasably attached to it.
  • the rubber insert 30 is designed as a hose which is glued onto the carrier profile 14.
  • This hose has openings on one side, which allows the negative pressure to be applied to the back plate 33.
  • the tube has a valve at one end like a bicycle tube, through which the vacuum can be generated by means of a vacuum pump.
  • a rubber-elastic sealing element 40 is assigned to the supporting element 25 of the clothing strip 24.
  • the sealing element can on the support member 25 or on a sole 33, for. B. sheet (see Fig. 30). Due to the negative pressure in the lower chamber 27, the clothing strip 24 is sucked onto the support body 14 and releasably attached to it.
  • a vacuum chamber 41 is arranged in the support element 25 of the clothing strip 24.
  • a rubber-elastic sealing element 42 is present between the support element 25 and the foot surface of the support body 14. Due to the negative pressure in the negative pressure chamber 41, the clothing strip 24 is sucked onto the support body 14 and releasably attached to it.
  • Fig. 8 is a sole 33, z. B. attached a flat sheet.
  • the sheet 33 is smooth, e.g. B. polished.
  • the foot surface 14g of the support body 14 is also smooth, e.g. B. polished. It is important that no air from the atmosphere penetrates between sheet metal 33 and support body 14. Sealing takes place without a separate sealing element only by the suction force of the negative pressure. It may be appropriate that a very thin adhesive film or the like, for. B. spray is present.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
  • Treatment Of Fiber Materials (AREA)

Claims (13)

  1. Dispositif pour une machine de préparation à la filature, par exemple une carde, carde à rouleaux, nettoyeuse, machine de peignage ou similaire, dans lequel le dispositif comporte au moins un élément de cardage (24), lequel en la condition installée est agencé à l'opposé d'un rouleau garni à une distance et s'étend sur toute la largeur du rouleau, dans lequel le dispositif comporte un corps de support longitudinal (14), lequel comprend une part de pied (14b) et une part de dos (14a), dans lequel une garniture (18) est attachable à la part de pied du corps de support par liaison par la force et dans laquelle garniture est prévu au moins un espace creux (14c ; 27 ; 41) pour établir la liaison par la force, caractérisé en ce que l'espace creux (14c; 27; 41) est sous pression négative et la liaison par la force entre le corps de support (14 ; 14b) et la garniture (24, 25) se fait par pression négative, dans lequel au moins une étanchéification est prévue entre l'espace creux (14c ; 27 ; 41) et la garniture (24, 25) ou le corps de support (14 ; 14b).
  2. Dispositif selon la revendication 1, caractérisé en ce que l'étanchéification est un élément d'étanchéification (30 ; 40 ; 42) ou se fait sans un élément d'étanchéification (30 ; 40 ; 42) séparé.
  3. Dispositif selon la revendication 1 ou 2, caractérisé en ce que la pression négative exerce une force de traction sur la garniture ou sur le corps de support.
  4. Dispositif selon l'une des revendications précédentes, caractérisé en ce que l'espace creux est associé au corps de support et/ou est prévu dans le corps de support, respectivement intégré à celui-ci.
  5. Dispositif selon l'une des revendications précédentes, caractérisé en ce que l'espace creux est associé à un élément de maintien pour la garniture, par exemple une bande de garniture, cassette, et/ou est prévu dans l'élément de maintien, respectivement est intégré à celui-ci.
  6. Dispositif selon l'une des revendications précédentes, caractérisé en ce qu'un insert en caoutchouc avec des ouvertures, respectivement des pochettes, est collé sur le profilé du corps de support, dans lequel le profilé de support est aménagé de telle façon qu'il possède des compartiments creux le long de l'axe longitudinal.
  7. Dispositif selon l'une des revendications précédentes, caractérisé en ce qu'un premier espace creux aménage un compartiment à pression négative et un deuxième espace creux est aménagé par l'intermédiaire d'une pluralité d'ouvertures continues, par exemple perçages, fraisages, ou similaire, ou un chenal ou similaire avec des ouvertures continues, lesquels permettent un effet de pression négative.
  8. Dispositif selon la revendication 7, caractérisé en ce qu'un élément d'indication est associé au compartiment à pression négative, lequel élément affiche le changement de pression dans le compartiment à pression négative.
  9. Dispositif selon l'une des revendications précédentes, caractérisé en ce qu'au moins deux espaces creux sont prévus, lesquels sont connectés par pression négative l'un à l'autre par un chenal ou similaire à la face frontale du corps de support.
  10. Dispositif selon l'une des revendications précédentes, caractérisé en ce que l'espace creux comprend une ouverture en forme de fente le long de la longueur du corps de support et/ou de l'élément de maintien pour la garniture.
  11. Dispositif selon l'une des revendications précédentes, caractérisé en ce qu'une vanne, par exemple une vanne à air, est raccordée audit au moins espace creux.
  12. Dispositif selon la revendication 11, caractérisé en ce que la vanne est raccordable à une source d'aspiration, par exemple une pompe à vide.
  13. Dispositif selon la revendication 11 ou 12, caractérisé en ce que la vanne permet une compensation de la différence de pression entre la pression négative dans le corps creux et la pression atmosphérique.
EP15733619.9A 2014-06-13 2015-04-16 Dispositif sur une machine de préparation de filature, par exemple carde, cardeuse, nettoyeur, peigneuse ou similaire, dans lequel au moins un élément de cardage est disposé à l'opposé d'un cylindre garni Active EP3155149B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014008403.5A DE102014008403A1 (de) 2014-06-13 2014-06-13 Vorrichtung an einer Spinnereivorbereitungsmaschine, z.B. Karde, Krempel, Reiniger, Kämmmaschine o. dgl., bei der mindestens ein Kardierelement einer garnierten Walze gegenüber angeordnet ist
PCT/EP2015/000798 WO2015188903A1 (fr) 2014-06-13 2015-04-16 Dispositif sur une machine de préparation de filature, par exemple carde, cardeuse, nettoyeur, peigneuse ou similaire, dans lequel au moins un élément de cardage est disposé à l'opposé d'un cylindre garni

Publications (2)

Publication Number Publication Date
EP3155149A1 EP3155149A1 (fr) 2017-04-19
EP3155149B1 true EP3155149B1 (fr) 2020-04-01

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP15733619.9A Active EP3155149B1 (fr) 2014-06-13 2015-04-16 Dispositif sur une machine de préparation de filature, par exemple carde, cardeuse, nettoyeur, peigneuse ou similaire, dans lequel au moins un élément de cardage est disposé à l'opposé d'un cylindre garni

Country Status (5)

Country Link
EP (1) EP3155149B1 (fr)
CN (1) CN106574405B (fr)
BR (1) BR112016028366A2 (fr)
DE (1) DE102014008403A1 (fr)
WO (1) WO2015188903A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018116252B3 (de) * 2018-07-05 2019-08-08 TRüTZSCHLER GMBH & CO. KG Kardierelement
CN112144151B (zh) * 2020-09-25 2021-05-14 简胜坚 一种节能环保型真空除尘梳棉机锡林装置
CN117488443B (zh) * 2023-12-20 2025-12-30 卓郎（常州）纺织机械有限公司 一种梳棉机抗热变形的活动盖板部件

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Publication number Priority date Publication date Assignee Title
DE3928754A1 (de) * 1989-08-30 1991-03-07 Rieter Ag Maschf Dichtungsanordnung fuer eine textilmaschine
CN100540766C (zh) * 2003-08-25 2009-09-16 特鲁菲舍尔股份有限公司及两合公司 用于棉、合成纤维等的梳理机中的设备，其中有至少一个具有梳理盖板针布的梳理盖板杆
DE102006006944A1 (de) * 2006-02-14 2007-08-23 TRüTZSCHLER GMBH & CO. KG Vorrichtung an einer Karde für Baumwolle, Chemiefasern u. dgl., bei der mindestens ein Deckelstab mit einer Deckelgarnitur vorhanden ist.
DE102006049341A1 (de) * 2006-10-19 2008-04-24 Oerlikon Textile Gmbh & Co. Kg Wanderdeckelaggregat für eine Karde
DE102009013412A1 (de) * 2009-03-18 2010-09-23 TRüTZSCHLER GMBH & CO. KG Vorrichtung an einer Karde für Baumwolle, Chemiefasern o. dgl., bei der mindestens ein Deckelstab mit einer Deckelgarnitur vorhanden ist
CH702329A1 (de) * 2009-12-01 2011-06-15 Rieter Ag Maschf Wanderdeckel.
DE102011108616A1 (de) 2011-07-27 2013-01-31 Hubert Hergeth Kardierelementwechsel
CN102260937A (zh) * 2011-07-30 2011-11-30 绍兴县庄洁无纺材料有限公司 一种抽吸型道夫装置的针布
CN104105824B (zh) * 2012-06-01 2017-10-17 特吕茨施勒有限及两合公司 用于纺织加工机的针布和盖板杆

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Also Published As

Publication number Publication date
BR112016028366A2 (pt) 2017-08-22
CN106574405B (zh) 2019-05-28
WO2015188903A1 (fr) 2015-12-17
CN106574405A (zh) 2017-04-19
EP3155149A1 (fr) 2017-04-19
DE102014008403A1 (de) 2015-12-17

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