EP1004692A2 - Procédé pour faire fonctionner une machine de cardage et chapeaux pour la mise en oeuvre de ce procédé - Google Patents

Procédé pour faire fonctionner une machine de cardage et chapeaux pour la mise en oeuvre de ce procédé Download PDF

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Publication number
EP1004692A2
EP1004692A2 EP99112186A EP99112186A EP1004692A2 EP 1004692 A2 EP1004692 A2 EP 1004692A2 EP 99112186 A EP99112186 A EP 99112186A EP 99112186 A EP99112186 A EP 99112186A EP 1004692 A2 EP1004692 A2 EP 1004692A2
Authority
EP
European Patent Office
Prior art keywords
tread
cover
lid
support body
tread element
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.)
Granted
Application number
EP99112186A
Other languages
German (de)
English (en)
Other versions
EP1004692A3 (fr
EP1004692B1 (fr
Inventor
Ralph A. Graf
Stefan Geisser
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.)
Graf und Cie AG
Original Assignee
Graf und Cie AG
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 Graf und Cie AG filed Critical Graf und Cie AG
Priority to US09/442,665 priority Critical patent/US6269522B1/en
Priority to CA002290194A priority patent/CA2290194A1/fr
Priority to BR9905738-7A priority patent/BR9905738A/pt
Priority to CN99124369.2A priority patent/CN1254771A/zh
Publication of EP1004692A2 publication Critical patent/EP1004692A2/fr
Publication of EP1004692A3 publication Critical patent/EP1004692A3/fr
Application granted granted Critical
Publication of EP1004692B1 publication Critical patent/EP1004692B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • D01G15/02—Carding machines
    • D01G15/12—Details
    • D01G15/28—Supporting arrangements for carding elements; Arrangements for adjusting relative positions of carding elements
    • 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
    • D01G15/02—Carding machines
    • D01G15/12—Details
    • D01G15/14—Constructional features of carding elements, e.g. for facilitating attachment of card clothing
    • D01G15/24—Flats or like members

Definitions

  • the invention relates to a method for operating a Card with a drum set and a drum set a number of each with a lid set Lids in which the lids comply with a predetermined Distance between the drum set and the cover set movable along a predetermined path with respect to the drum are, each lid along the predetermined path with a Cover running surface on a guide surface defining the predetermined path is present and one for performing such methods insertable lid.
  • the card shown in Fig. 7 consists essentially from a total of 110 drum and a plurality of card covers 120.
  • the spool 110 is essentially formed in the shape of a circular cylinder and has on its outer surface a set 112.
  • the one shown in FIG The carding machine is the set 112 made of individual stuck into a rubber fabric Wire hook formed. Alternatively, however, you can also drum sets in the form of the cylinder axis of the drum circular sawtooth wires are used.
  • the reel turns around Cylinder axis rotated, as indicated by arrow 114.
  • the covers 120 are on an endlessly rotating transport element 126, such as a conveyor belt or one Transport chain, attached. With the transport element 126 can the card cover along one is approximately parallel to the lateral surface of the drum 110 extending predetermined path with respect to the Drum 110 moves and then above this one Web can be returned.
  • the direction of movement of the cover 120 is the direction of rotation of the drum along the specified path 110 opposite, as indicated by arrow 124.
  • everyone the card cover is on its along the specified path Provide a cover set on the side facing the drum set.
  • Fig. 7 are also Lid sets in the form of punctured into a rubber fabric Wire hook formed.
  • the drum is used to parallelize the individual fibers the raw material, for example in the form of cotton flakes with a sawtooth all-steel set 102 Licker 100 or a feed roller. That so supplied material is recorded by the drum set 112 and from this in the direction of rotation indicated by arrow 114 carried along.
  • the individual covers 120 usually flat bars carrying the flat sets 122 on, in which hardened guide pins are rigidly fixed, wherein the cover treads formed by the guide pins at least generally along the given route Plastic-formed slide guide lie on.
  • a lid are described for example in DE 43 04 148 A1.
  • the invention has for its object a method for operating to specify a card with which to avoid rapid Damage to the sets even after re-garnishing Carding performance achieved after initial start-up can be, as well as one for performing such methods provide usable lid.
  • this task is achieved through further training of the known methods for operating a card, which is essentially characterized in that the predetermined distance between the tips of the drum set and the tips of the lid set by processing the Lid running surfaces is set.
  • This invention is based on the knowledge that the deterioration observed during long-term operation of a card the carding effect not only on wear of the trimmings, but also on dirt and / or wear the lid tread is due. Through this The removal can impair the lid running surfaces between the clothing tips of the lid clothing and the clothing tips the drum set to a value of less than Can be reduced by 0.15 mm, which is even when re-installing Lids and reel damage the sets can.
  • the described Defects can be remedied by preparing the cover treads become. This preparation can be done on the one hand that dirt is removed from the cover treads, so an undesirable increase in the distance between the Set tips of the cover sets and the set tips of the Counteract drum set. Such a preparation can already be done during card cleaning.
  • the preparation processing the cover treads In a preferred embodiment of the invention the preparation processing the cover treads. This can lead to an irregular movement of the lid lengthways wear of the cover tread leading to the specified path can be eliminated with the inventive method by the Cover treads are milled or reground. To can in a particularly preferred embodiment of the invention a copy milling machine or a copy grinding machine be used.
  • the method according to the invention can, for example, under Use of lids that run at least in the area the cover tread are made of gray cast iron.
  • lids that run at least in the area the cover tread are made of gray cast iron.
  • the lid has proven to be particularly useful if the lid tread is covered by at least one a supporting body for holding the cover set of Lid defined separate tread element from a in Compared to the material of the supporting body, harder material is formed becomes.
  • Such a tread element can, for example, in Form one in a corresponding recess in the support body inserted pin to be formed from hardened steel.
  • suitable lid has at least two tread areas, which are spaced apart along the predetermined path. For this purpose, two tread elements on the Support body of the lid set.
  • the surface pressure between the Lid running surface and the guide surface can be reduced if the pin forming the tread element in the area of the cover tread to form a substantially rectangular surface area is flattened.
  • the definition of the tread element on the support body of the cover can be force, shape and / or cohesive using a suitable adhesive respectively.
  • the cover tread is covered by a tread element is made of hardened steel Reworking the cover tread preferably using of boron nitride as an abrasive, particularly preferably with Using a boron nitride slip ring.
  • the machining of the lid tread by regrinding and / milling as well as the Cleaning the lid treads necessarily leads to material loss of the part of the lid tread Cover is a particularly preferred embodiment of the Invention characterized in that at least one of the Cover treads by a detachable to hold the Lid set serving supporting body of the lid fixed Tread element is formed and the preparation in addition or as an alternative to processing the cover treads Replacement of the tread element includes.
  • a particularly preferred one Embodiment of the method according to the invention is one of the steps to carry out this method suitable lid with a lid serving to hold a lid set Support body and one to guide the movement of the lid along the predetermined path serving cover tread substantially characterized in that the cover tread by a detachable formed on the support body tread element is.
  • the tread element can be positive and / or non-positive be fixed to the support body.
  • a particularly simple one Replacement of the tread elements is under warranty a particularly reliable determination on the support body of the Lid possible if one for fixing the tread element on the support body serving mounting arrangement at least one fastening pin preferably attached to the supporting body and at least one preferably in the tread element arranged and for receiving the fastening pin serving recess is provided.
  • a tipping-proof definition of the tread elements on the support bodies can be achieved if each for Determination of a tread element serving Fastening arrangement at least two parallel to each other running mounting pins and two to hold the Fastening pins serving recesses, the Fastening pins or those used to hold them Recesses expediently during the movement of the lid along the given path in a parallel to the predetermined path extending direction apart are. If the mounting pins are full, i.e. without play in the Recesses are included, the definition of Tread elements on the support body without further Fasteners are made.
  • the Dimension of one of the recesses in a perpendicular to their Longitudinal axis extending compensation direction is greater than that corresponding dimension of the fastening pin to be accommodated therein.
  • too secure fixing of the tread element on the support body can be achieved without further fasteners because a backlash-free attachment due to the dimensions of the corresponding Fastening pin exactly corresponding recess and the adaptation of the other recess to the exact dimensions the corresponding mounting pin in a perpendicular to the Compensating direction can be done.
  • the compensation direction runs in a while parallel to the movement of the cover along the predetermined path to the given direction.
  • the lid tread is to perform this procedure suitable cover two during the operation of the card in the direction the predetermined path spaced apart, preferably each has approximately rectangular tread areas.
  • a particularly precise management of the invention Cover along the given path can be reached if the lid tread while moving the lid along the predetermined path at least partially between at least one the fastening pins and the guide surface are arranged, because the fastening pin then provides effective support for the lid running surface, with which the one desired Precise guidance impairing deflection of the lid running surface is prevented.
  • the tread element from a comparison to the material of the support body softer material, preferably is made of plastic. It is convenient to use a slightly elastically deformable material chosen to be one play-free fixing of the tread element on the support body to enable and at the same time as trouble-free as possible Movement of the cover along the one specified by the guide surface To enable rail.
  • lids In addition to the lid running surface, lids also have one approximately parallel to the lid running surface for the lid set.
  • Cover tread the distance between the cover tread and the bearing surface for all lids is set to the same value becomes.
  • the drum 10 is essentially in the form of a circular cylinder formed and has a set 12 in the form of a Cylindrical axis of helical sawtooth wire.
  • the Lid 20 consists essentially of a flat bar 30 and a cover set 22 fixed thereon with holding elements 34.
  • the lid set is in turn made of a carrier 24 and therein pierced wire hook 26 formed. With the holding elements 34 becomes the boundary surface of the carrier facing away from the drum 10 24 pressed against a support surface 32 of the flat bar 30, in order to ensure reproducible positioning of the cover set 22 ensure with respect to the flat bar 20.
  • the flat bar 30 includes a support surface 32 forming and for holding the Lid set 22 serving support body 130 and one for guiding serving the movement of the lid along a predetermined path Guide element 40.
  • the support body of the one shown in FIGS. 1 and 2 Casting cover is on its facing away from the support surface 32 Side with a recess 37 Reinforcing element 36 provided. 3 to 6
  • Aluminum lid shown is this reinforcing element in Form 4 of a hollow profile formed. This will avoid an unnecessary increase in weight increases the rigidity of the Flat bar 5 ensured.
  • the drum 10 becomes its Cylinder axis rotated while the cover 20 along one through the guide surface 52 of one in the illustrated embodiment the invention provided with a plastic insert 51 sliding guide 50 predetermined path is moved.
  • this movement of the lid takes place in one direction opposite to the direction of rotation of the drum 10, as indicated by arrow 14.
  • the invention but can also be used with such cards where the cover in the direction of rotation of the drum with less Speed moves.
  • one can also preferably be made from existing at least partially hardened cast iron sliding guide can be used for the lid.
  • Fig. 2 extends the guide element 40 of the flat bar 20 starting from Support body 130 in an approximately perpendicular to the predetermined path trending direction and is essentially next to the drum 10 arranged. Also the slide guide made of plastic 50 is next to the card in the view shown in FIG. 2 arranged the drum 10. As shown in Fig. 1, the Cover tread 42 two approximately parallel to each other perpendicular to the path defined by the guide surface 52, spaced apart tread areas 44 and 46, between which a concave away from the guide surface area of the boundary surface of the guide element that curves upward 40 is arranged.
  • lid tread 40 Due to this shape of the lid tread 40 becomes a reliable guide along the guide surface 52 of the sliding guide 50 ensured and on the other hand easy processing of the lid contact surface by regrinding and / or re-milling allowed because of the lid contact surface can be chosen comparatively small overall.
  • the tread areas 44 and 46 of the lid tread 42 run approximately parallel to the support surface 32 for the cover assembly 22, depending on the card type a so-called suit of 0 ° 45 'to 1 ° 30' can be provided.
  • Processing ensures that for all Cover of a card after re-garnishing along the given Track the same distance d between the clothing tips the drum set 12 and the set tips of the cover set 22 is maintained by the distance D between the Tread areas 44 and 46 and the contact surface 32 for all lids are set the same.
  • the can Distance d however, along the specified path from the lid inlet 27 change slightly to cover spout 29, especially enlarge, in which the guide surface 52 is radial to the drum axis runs.
  • the in Fig. 1st and the flat bar 20 shown is including the mounting area 36 and the guide element 40 and thus also the Lid running surface 42 made in one piece from gray cast iron.
  • FIGS. 3 and 4 The shown in Figs. 3 and 4 and for execution a card suitable for a method according to the invention corresponds in essential of the card shown in FIGS. 1 and 2. Therefore, in FIGS. 3 and 4 to designate the already based 1 and 2 explained components of a card same Reference numerals used.
  • the tread elements 140 In the area tread areas 144 and 146 are the tread elements 140, however, to form substantially rectangular Tread areas 144 and 146 flattened. In this way the surface pressure between the tread regions 144 and 146 on the one hand and the guide surface 52 on the other hand become. In addition, the tread elements are flattened 140 the opening angle between the guide surface 52 and those exposed outside of tread areas 144 and 146 Surface areas of the tread elements 140 enlarged. This will tend to accumulate and fix of dirt in the area of the tread 142 is reduced.
  • the Invention can also be used in cards in which the Guide elements of new lids round, i.e. are not flattened, and only flatten during operation. Such round guide elements Depending on the card type, a trouble-free guidance can be an advantage.
  • a copy milling or copy grinding machine is expediently used for this purpose used.
  • Flat rod 200 represents a combination of that with reference to FIG. 1 and 2 explained flat bar and that explained with reference to FIGS. 3 and 4
  • the flat bar is shown in FIGS. 5 and 6 shown flat bar in accordance with that with reference to FIG. 3rd and 4, the flat bar explained a support body 230 with two on it fixed and in a perpendicular to the movement of the Cover along the predetermined indicated by the arrow 28 Track 250 extending pins 250 in Direction of the predetermined path are spaced apart.
  • the pins 250 attached to the support body 230 not as tread elements of the flat bar 200 but for Attaching a separate tread element 240 to the Support body 230.
  • the tread element 240 is essentially shaped exactly like that explained with reference to FIGS. 1 and 2 Guide element 40. Accordingly, the tread element 240 two are approximately parallel to each other and perpendicular to the through a guide surface predetermined path extending from each other spaced tread regions 244 and 246 between which an area concavely curved upwards away from the guide surface arranged the boundary surface of the tread element is a so-called suit of about 0 ° 45 'to 1 ° 30' can preferably be provided.
  • the Tread element 240 is in a perpendicular to the predetermined Path 28 extending direction of two recesses 248 and 249 enforced in a parallel to the predetermined path 28 Direction are spaced from each other.
  • the Distance between the recesses 248 and 249 chosen so that it essentially the distance between the two on the support body 230 attached pins corresponds to 250. Furthermore, the recesses have 248 and 249 a the cross section of the fastening pins 250 corresponding cross section. Therefore, the tread element 240 for attachment to the support body 230 on the Fastening pins 250 are pushed on.
  • the dimensions of the recesses 248 and 249 to the dimensions the mounting pins 250 matched that the tread element 240 without further fasteners on the Support body 230 of the flat bar 200 is held.
  • the recess has 250 from a predetermined distance 249 in a path running parallel to the predetermined path 28 Towards a width that is slightly larger than that Diameter of the mounting pin 250 ⁇ m to be accommodated therein to compensate for manufacturing tolerances. 5 and 6 Tread elements 240 shown is for reasons of cost and to facilitate machining of tread areas 244 and 246 made entirely of plastic.
  • the Flat rod 200 according to the invention on its one contact surface 232 for the opposite lid set to be attached Side on a hollow profile 236, avoiding unnecessary Weight increase an increased stiffness of the flat bar 200 ensures.
  • the support body 230 is the flat bar to ensure the lowest possible overall weight in the form of an aluminum profile obtained, for example, by extrusion manufactured.
  • a further stabilization of the movement of the in the figures 5 and 6 shown flat bar 200 along the predetermined Lane 28 is achieved in that the tread areas 244 and 246 just below the mounting pins 250 are arranged so that a deflection of the tread areas 44 and 46 during the movement along the predetermined path 28 in a direction perpendicular to the predetermined path is prevented by the fastening pins 250.
  • this is Tread element 240 between tread areas 244 and 246 from a perpendicular to the predetermined path 28 extending Recess through 252 that a coupling area for example in the form of a transport belt or a transport chain formed transport element.
  • the tread element 240 total deducted from the mounting pins 250 and be replaced by a new tread element 240.
  • the tread elements 244 and 246 also processed after the exchange, in particular be ground or milled to provide a predetermined distance between the contact surface 232 and the tread areas 244 and 246 ensure.
  • the invention is not explained on the basis of the drawing Embodiment limited. Rather, it is also about it thought also the drum 10 with a wire hook Garnish to provide. Furthermore, the sliding guide can also be arranged above the drum. Beyond that too thought of a version in which the lid tread more as two spaced apart in the direction of the predetermined path and essentially perpendicular to the given path extending tread areas.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Automatic Analysis And Handling Materials Therefor (AREA)
  • Control And Other Processes For Unpacking Of Materials (AREA)
  • Photographic Developing Apparatuses (AREA)
EP99112186A 1998-11-24 1999-06-24 Procédé pour faire fonctionner une machine de cardage et chapeaux pour la mise en oeuvre de ce procédé Expired - Lifetime EP1004692B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US09/442,665 US6269522B1 (en) 1998-11-24 1999-11-18 Method of operating a card and a card flat for carrying out the method
CA002290194A CA2290194A1 (fr) 1998-11-24 1999-11-22 Methode d'exploitation d'une carde et chapeau de carde pour utilisation de cette methode
BR9905738-7A BR9905738A (pt) 1998-11-24 1999-11-24 Método de operação de uma máquina de cardar e um apoio plano para cardadeira para executar este método
CN99124369.2A CN1254771A (zh) 1998-11-24 1999-11-24 操作梳棉机的方法和用于实施该方法的梳棉机盖板

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19854194 1998-11-24
DE19854194A DE19854194A1 (de) 1998-11-24 1998-11-24 Verfahren zum Betreiben einer Karde

Publications (3)

Publication Number Publication Date
EP1004692A2 true EP1004692A2 (fr) 2000-05-31
EP1004692A3 EP1004692A3 (fr) 2001-05-02
EP1004692B1 EP1004692B1 (fr) 2004-09-15

Family

ID=7888851

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99112186A Expired - Lifetime EP1004692B1 (fr) 1998-11-24 1999-06-24 Procédé pour faire fonctionner une machine de cardage et chapeaux pour la mise en oeuvre de ce procédé

Country Status (5)

Country Link
EP (1) EP1004692B1 (fr)
JP (1) JP2000160437A (fr)
AT (1) ATE276389T1 (fr)
DE (2) DE19854194A1 (fr)
ES (1) ES2224500T3 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10358257A1 (de) * 2003-12-11 2005-07-14 Trützschler GmbH & Co KG Deckelstab für eine Karde, der einen Tragkörper mit einem Garnituraufnahmeteil aufweist, bei dem dem Tragkörper zwei Endkopfteile zugeordnet sind

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10007268C2 (de) * 2000-02-17 2002-01-17 Gerhard Wurst Karde
DE10229172B4 (de) * 2002-06-28 2017-02-16 Trützschler GmbH & Co Kommanditgesellschaft Deckelstab für eine Karde, der einen Tragkörper und einen lösbaren Garniturteil aufweist

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7345579U (de) * 1974-03-28 Schubert & Salzer Ag Antrieb für Kardendeckel
DE3269321D1 (en) * 1981-05-16 1986-04-03 Carding Spec Canada Improvements relating to carding engines and to movable flats therefor
JPS63219632A (ja) * 1986-12-26 1988-09-13 Minoru Tanaka フラツトバ−
DE4108921C2 (de) * 1991-03-19 2001-03-01 Truetzschler Gmbh & Co Kg Vorrichtung an einer Karde mit wanderndem Deckel aus mit Garnitur versehenen Deckelstäben
DE4304148B4 (de) * 1992-04-30 2008-03-13 TRüTZSCHLER GMBH & CO. KG Deckelstab für eine Karde
DE4235610C2 (de) * 1992-10-22 2002-07-18 Truetzschler Gmbh & Co Kg Vorrichtung an einer Spinnereivorbereitungsmaschine, z. B. Karde, Reiniger o. dgl., zur Messung von Abständen an Garnituren
US5625924A (en) * 1994-07-29 1997-05-06 Maschinenfabrik Rieter Ag Method for producing a card sliver and carding machine therefor
EP0786506B1 (fr) * 1996-01-26 2003-04-23 General Electric Company Abrasifs revêtus pour outils abrasifs
DE59710155D1 (de) * 1996-04-12 2003-07-03 Rieter Ag Maschf Sensor für den Kardierspalt bzw. Nachstellen des Kardierspaltes
DE19651894B4 (de) * 1996-12-13 2006-09-14 TRüTZSCHLER GMBH & CO. KG Vorrichtung an einer Karde für Textilfasern, z. B. Baumwolle, Chemiefasern o. dgl. aus mit Garnitur versehenen Deckelstäben

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10358257A1 (de) * 2003-12-11 2005-07-14 Trützschler GmbH & Co KG Deckelstab für eine Karde, der einen Tragkörper mit einem Garnituraufnahmeteil aufweist, bei dem dem Tragkörper zwei Endkopfteile zugeordnet sind
US7337500B2 (en) 2003-12-11 2008-03-04 Truetzschler Gmbh & Co. Kg Card flat bar for a carding machine
DE10358257B4 (de) * 2003-12-11 2015-03-12 Trützschler GmbH & Co Kommanditgesellschaft Deckelstab für eine Karde, der einen Tragkörper mit einem Garnituraufnahmeteil aufweist, bei dem dem Tragkörper zwei Endkopfteile zugeordnet sind und Verfahren zu seiner Herstellung

Also Published As

Publication number Publication date
DE19854194A1 (de) 2000-05-25
DE59910509D1 (de) 2004-10-21
EP1004692A3 (fr) 2001-05-02
ES2224500T3 (es) 2005-03-01
EP1004692B1 (fr) 2004-09-15
ATE276389T1 (de) 2004-10-15
JP2000160437A (ja) 2000-06-13

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