EP2489766B1 - All steel trimming - Google Patents
All steel trimming Download PDFInfo
- Publication number
- EP2489766B1 EP2489766B1 EP12000874.3A EP12000874A EP2489766B1 EP 2489766 B1 EP2489766 B1 EP 2489766B1 EP 12000874 A EP12000874 A EP 12000874A EP 2489766 B1 EP2489766 B1 EP 2489766B1
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- EP
- European Patent Office
- Prior art keywords
- clothing
- wire
- clothing wire
- angle
- tooth
- 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.)
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- 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
- D01G15/88—Card clothing; Manufacture thereof not otherwise provided for formed from metal sheets or strips
Definitions
- the present invention relates to an all-steel clothing for rolls of openers, cleaners, carding or carding.
- the present invention relates to a combination of two wire harnesses for use on garnished rolls in fiber processing processes.
- the clothing wires are helical in the form of sawtooth all-steel fittings and are wound tightly against each other on the rollers. Usual forms of sawtooth all-steel fittings are given in international standard ISO5234.
- Metallic wires according to the standard characterized by their working angle ⁇ , ⁇ her back angle at existing peak area I ⁇ its top face angle, its tooth pitch p and the tooth depth h 6, the overall height of the wire h 1, and the foot width B1.
- the working angle ⁇ is the angle between the breast surface and the vertical axis to the wire base, wherein the breast surface has a slope with the back surface at a positive breast angle and a slope against the back surface of the tooth at a negative breast angle.
- the tip surface angle ⁇ is the angle between the tip surface of the tooth and the wire base, the tip surface having a slope to the dorsal surface at a positive tip surface angle and a slope against the dorsal surface of the tooth at a negative tip surface angle.
- EP 1 576 215 discloses an all-steel set, which should have good adoption properties by the selected tooth geometry and prevent clogging of the set.
- the teeth have a tip surface, which makes them dull against impurities, which prevents the impingement of foreign parts. Due to a positive working angle, the clothing still has an aggressive nature. The disadvantage is that the fibers are drawn into the clothing due to the positive working angle.
- the all-steel clothing consists of a first clothing wire having teeth with a negative working angle and a tip surface angle of -15 ° to + 15 ° and a second clothing wire having teeth with a positive working angle.
- the first clothing wire and the second clothing wire are wound in an alternating sequence side by side on the roller and result in their combination the all-steel clothing.
- the teeth of the first clothing wire have the function of holding the fibers on the surface of the all-steel clothing and of preventing the fibers from penetrating deep into the all-steel clothing. This is essentially determined by the negative working angle, thereby supporting the intended peak area.
- the main function of the teeth of the second clothing wire is to take along the fibers, which is essentially determined by the positive working angle.
- the second clothing wire projects beyond the tips of the teeth of the first clothing wire.
- the second clothing wire determines the aggressiveness of the all-steel clothing through its positive working angle teeth. This can be increased by the fact that the tooth tips of the second clothing wire project beyond the tooth tips of the first clothing wire, respectively their tip surfaces.
- the total height of the first clothing wire is smaller by 5 to 50% than the total height of the second clothing wire.
- the total height of the first clothing wire is preferably 3 to 8 mm.
- an overall height of the first wire of 4.5 mm has been found to be particularly suitable.
- For the processing of long staple fibers an overall height of the first wire of 7.5 mm is to be preferred.
- the tooth pitch of the first clothing wire is greater than the tooth pitch of the second clothing wire.
- the lengths of the tip areas are co-determined in the first clothing wire.
- the length of the tip surface is at least 25% of the tooth pitch to achieve the effect of a fiber guide.
- the length of the tip surface is 50% of the tooth pitch.
- the length of a peak area increases with increasing pitch. Tooth pitches of 2 to 10 mm have proven particularly suitable for the first clothing wire.
- the tooth pitch of the second Garniturdrahtes the number of mainly responsible for the fiber transfer peaks increased. This contributes to an increased fiber take-up and allows a high throughput of the corresponding roller.
- the tip surface angle of the first clothing wire is -5 ° to + 5 °. In a particularly preferred embodiment, the tip surface angle is 0 °, which is equivalent to a tip surface applied parallel to the wire base.
- the back angles of the first and second clothing wires are the same size. Back angles of 30 to 50 °, in particular 40 °, have proven to be suitable.
- the distance between the individual tooth tips is determined in the longitudinal direction of the clothing wires by the tooth pitch and in the transverse direction by the foot width of the clothing wire. It has proved to be advantageous if the foot width of the first clothing wire corresponds to the foot width of the second clothing wire.
- the preferred foot width is 0.5 to 1.5 mm, more preferably 1.0 mm.
- the all-steel clothing is particularly suitable for licker-in of cotton carding or wool carding.
- the all-steel clothing is provided on the licker-in roller such that the first clothing wire and the second clothing wire are spirally wound adjacent to each other and alternately.
- only every third clothing wire can correspond to a first clothing wire on the roller, so that a first clothing wire follows in each case on two adjacent second clothing wires.
- the first and second clothing wires can be made with normal, locked or interlinked feet to allow mounting on a smooth roller.
- FIG. 1 shows a schematic representation of an embodiment of a first clothing wire 20 in a view and a cross section at the point XX. It is a sawtooth wire with the teeth 21 with a total height h 1 1 of 4.5 mm and a tooth depth h 6 1 of 2.5 mm.
- the teeth 21 of the clothing wire 20 are shaped such that a tip surface 24 is formed.
- the tip surface 24 is designed to incline to the back surface 23 of the tooth 21, creating a positive tip surface angle ⁇ 1.
- the breast surface 22 of the tooth 21 tilts against its back surface 23, forming a negative working angle ⁇ 1.
- the teeth 21 of the first clothing wire 20 have a negative working angle ⁇ 1 of 5 ° and a back angle ⁇ 1 of 40 °.
- the foot width b1 of the first clothing wire 20 is 1.0 mm.
- the tooth pitch p1 is 4.2 mm.
- the teeth 21 have a tip surface 24 with a length I1 of 1.3 mm.
- the tip surface 24 is slightly inclined with a positive tip surface angle ⁇ 1 of + 5 °.
- Characteristic of the first clothing wire 20 are the negative working angle ⁇ 1 and the tooth shape with a formed tip surface 24, which is guided in its length I1 over at least 25% of the tooth pitch p1.
- FIG. 2 shows a schematic representation of an embodiment of a second clothing wire 30 in a view and a cross section at the point YY.
- This is a sawtooth wire with a breast surface 32 and a back surface 33.
- the breast surface 32 of the tooth 31 tilts with the back surface 33, forming a positive working angle ⁇ 2.
- the teeth 31 are made in a pointed shape without a tip surface.
- the sawtooth wire with the teeth 31 has a total height h 1 2 of 5.0 mm and a tooth depth h 6 2 of 2.7 mm.
- the teeth 31 of the second clothing wire 30 have a positive working angle ⁇ 2 of 10 ° and a back angle ⁇ 2 of 40 °.
- the foot width b2 of the second clothing wire 30 is 1.0 mm and the pitch p2 is 2.6 mm. Characteristic of the second clothing wire 30 are the pointed tooth shape and the positive working angle ⁇ 2. The teeth 31 may be provided at their top with a side cut.
- FIG. 3 shows a schematic representation of an embodiment of an all-steel clothing 10 with a first clothing wire 20 with the teeth 21 and a second clothing wire 30 with the teeth 31 in a longitudinal view.
- the different total height h 1 1 and h 1 2 of the clothing wires 20, 30 can be seen.
- the teeth 31 of the second clothing wire 30 project beyond the teeth 21 of the first clothing wire 20.
- FIGS. 4a-4c show a schematic representation of a cross section of an all-steel garnish at the point ZZ of FIG. 3 in different embodiments.
- a first clothing wire 20 having a foot width b1 and a second clothing wire 30 having a foot width b2 are shown lying side by side.
- an all-steel garnish in one embodiment is shown with a normal flat foot.
- This embodiment of the all-steel garniture corresponds to the design used as standard in machines for fiber processing processes.
- FIG. 4b shows an embodiment of an all-steel clothing with a linked foot, which is used, for example, in openers.
- Figure 4c shows an embodiment of the all-steel clothing with a locked foot, which is used for example in cleaners.
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Preliminary Treatment Of Fibers (AREA)
Description
Die vorliegende Erfindung betrifft eine Ganzstahlgarnitur für Walzen von Öffnern, Reinigern, Karden oder Krempeln.The present invention relates to an all-steel clothing for rolls of openers, cleaners, carding or carding.
Ganzstahlgarnituren werden in verschiedenen Bereichen der Verarbeitung von textilen Fasern eingesetzt. Die vorliegende Erfindung betrifft eine Kombination von zwei Garniturdrähten zum Einsatz auf garnierten Walzen in Faserverarbeitungsprozessen. Die Garniturdrähte sind in Form von Sägezahn-Ganzstahlgarnituren wendelförmig und eng aneinander anliegend auf die Walzen gewickelt. Übliche Formen der Sägezahn-Ganzstahlgarnituren sind in der internationalen Norm ISO5234 angegeben. Ganzstahlgarnituren werden nach der Norm charakterisiert durch ihren Arbeitswinkel α, ihren Rückenwinkel γ, bei vorhandener Spitzenfläche I ihren Spitzenflächenwinkel η, ihre Zahnteilung p sowie die Zahntiefe h6, die Gesamthöhe des Drahtes h1 und die Fussbreite b1. Der Arbeitswinkel α ist der Winkel zwischen der Brustfläche und der Vertikalachse zur Drahtbasis, wobei die Brustfläche bei einem positiven Brustwinkel eine Neigung mit der Rückenfläche und bei einem negativen Brustwinkel eine Neigung gegen die Rückenfläche des Zahns aufweist. Der Spitzenflächenwinkel η ist der Winkel zwischen der Spitzenfläche des Zahns und der Drahtbasis, wobei die Spitzenfläche bei einem positiven Spitzenflächenwinkel eine Neigung zur Rückenfläche und bei einem negativen Spitzenflächenwinkel eine Neigung gegen die Rückenfläche des Zahns aufweist.Steel wire cloths are used in various areas of textile fiber processing. The present invention relates to a combination of two wire harnesses for use on garnished rolls in fiber processing processes. The clothing wires are helical in the form of sawtooth all-steel fittings and are wound tightly against each other on the rollers. Usual forms of sawtooth all-steel fittings are given in international standard ISO5234. Are metallic wires according to the standard characterized by their working angle α, γ her back angle at existing peak area I η its top face angle, its tooth pitch p and the tooth depth h 6, the overall height of the wire h 1, and the foot width B1. The working angle α is the angle between the breast surface and the vertical axis to the wire base, wherein the breast surface has a slope with the back surface at a positive breast angle and a slope against the back surface of the tooth at a negative breast angle. The tip surface angle η is the angle between the tip surface of the tooth and the wire base, the tip surface having a slope to the dorsal surface at a positive tip surface angle and a slope against the dorsal surface of the tooth at a negative tip surface angle.
In den Faserverarbeitungsprozessen wie Öffnen und Reinigen von Fasern oder Faserflocken werden an die eingesetzten Ganzstahlgarnituren hohe Anforderungen gestellt bezüglich der Übertragungsrate. Um eine hohe Übertragungsrate erreichen zu können, ist eine gute Faserübernahme durch nachfolgende Walzen zu gewährleisten. Die Fasern werden aktiv durch die Zahnbrust der einzelnen Zähne übernommen. Die Zahnbrust entspricht der Vorderseite eines Zahns. Umso grösser nun der Arbeitswinkel ist, desto aggressiver wirkt die Garnitur und die Übernahme der Fasern wird gesteigert. Eine zunehmende Aggressivität hat jedoch den Nachteil, dass die Fasern in die Garnitur hineingezogen werden.In the fiber processing processes, such as opening and cleaning of fibers or fiber flakes, high demands are placed on the used steel wire clothings with regard to the transfer rate. To be able to achieve a high transmission rate, good fiber takeover by subsequent rolls must be ensured. The fibers are actively taken over by the tooth face of each tooth. The tooth face corresponds to the front of a tooth. The larger the working angle, the more aggressive the garnish and the takeover of the fibers is increased. Increasing aggressiveness, however, has the disadvantage that the fibers are drawn into the clothing.
In der
Es ist die Aufgabe der Erfindung eine Ganzstahlgarnitur zu schaffen, die einerseits über die für die Faserübernahme nötige Aggressivität verfügt und andererseits die Fasern auf der Oberfläche der Garnitur entlang führt, um ein Eindringen der Fasern in die Garnitur zu vermeiden.It is the object of the invention to provide an all-steel garnish, on the one hand has the necessary for the fiber takeover aggressiveness and on the other hand, the fibers on the surface of the clothing along to avoid penetration of the fibers in the clothing.
Die Aufgabe wird gelöst durch die Merkmale im kennzeichnenden Teil der unabhängigen Ansprüche.The object is solved by the features in the characterizing part of the independent claims.
Zur Lösung der Aufgabe wird eine Ganzstahlgarnitur für Walzen zur Faserverarbereitung in Öffnern, Reinigern, Karden oder Krempeln vorgeschlagen. Die Ganzstahlgarnitur besteht aus einem ersten Garniturdraht, welcher Zähne mit einem negativen Arbeitswinkel und einem Spitzenflächenwinkel von -15° bis +15° aufweist und einem zweiten Garniturdraht, welcher Zähne mit einem positiven Arbeitswinkel aufweist.To solve the problem an all-steel set for rolls for Faserverarbereitung in openers, cleaners, carding or carding is proposed. The all-steel clothing consists of a first clothing wire having teeth with a negative working angle and a tip surface angle of -15 ° to + 15 ° and a second clothing wire having teeth with a positive working angle.
Der erste Garniturdraht und der zweite Garniturdraht werden in abwechselnder Folge nebeneinander auf die Walze aufgezogen und ergeben in ihrer Kombination die Ganzstahlgarnitur. Dabei haben die Zähne des ersten Garniturdrahtes die Funktion die Fasern an der Oberfläche der Ganzstahlgarnitur zu halten und zu vermeiden, dass die fasern tief in die Ganzstahlgarnitur eindringen. Dies wird im wesentlichen durch den negativen Arbeitswinkel bestimmt, unterstützend wirkt dabei die vorgesehene Spitzenfläche. Die Hauptfunktion der Zähne des zweiten Garniturdrahtes indessen ist es die Fasern mitzunehmen, was im wesentlichen durch den positiven Arbeitswinkel bestimmt wird. Durch die Kombination der beiden Garniturdrähte wird der Effekt erreicht, dass trotz aggressiven Verhaltens, mit einhergehender guter Faserübertragungsrate, der Ganzstahlgarnitur die Fasern nicht in die Ganzstahlgarnitur eindringen und in Folge dessen ein Zusetzen der Ganzstahlgarnitur vermieden werden kann.The first clothing wire and the second clothing wire are wound in an alternating sequence side by side on the roller and result in their combination the all-steel clothing. In doing so, the teeth of the first clothing wire have the function of holding the fibers on the surface of the all-steel clothing and of preventing the fibers from penetrating deep into the all-steel clothing. This is essentially determined by the negative working angle, thereby supporting the intended peak area. However, the main function of the teeth of the second clothing wire is to take along the fibers, which is essentially determined by the positive working angle. The combination of the two clothing wires, the effect is achieved that despite aggressive behavior, with a concomitant good fiber transfer rate, the All-steel set the fibers do not penetrate into the all-steel set and as a result, a clogging of the all-steel set can be avoided.
In einer bevorzugten Ausführung überragt der zweite Garniturdraht mit den Spitzen seiner Zähne den ersten Garniturdraht. Der zweite Garniturdraht bestimmt durch seine mit einem positiven Arbeitswinkel versehenen Zähne die Aggressivität der Ganzstahlgarnitur. Dies kann dadurch gesteigert werden, dass die Zahnspitzen des zweiten Garniturdrahtes über die Zahnspitzen des ersten Garniturdrahtes respektive deren Spitzenflächen hinausragen. Die Gesamthöhe des ersten Garniturdrahtes ist um 5 bis 50% kleiner als die Gesamthöhe des zweiten Garniturdrahtes. Vorteilsweise ist die Gesamthöhe des ersten Garniturdrahtes 10 bis 30%, besonders bevorzugt 15% kleiner als die Gesamthöhe des zweiten Garniturdrahtes. Die Gesamthöhe des ersten Garniturdrahtes beträgt bevorzugterweise 3 bis 8 mm. Für die Bearbeitung von Kurzstapelfasern hat sich eine Gesamthöhe des ersten Garniturdrahtes von 4,5 mm als besonders geeignet herausgestellt. Für die Bearbeitung von Langstapelfasern ist eine Gesamthöhe des ersten Garniturdrahtes von 7,5 mm zu bevorzugen.In a preferred embodiment, the second clothing wire projects beyond the tips of the teeth of the first clothing wire. The second clothing wire determines the aggressiveness of the all-steel clothing through its positive working angle teeth. This can be increased by the fact that the tooth tips of the second clothing wire project beyond the tooth tips of the first clothing wire, respectively their tip surfaces. The total height of the first clothing wire is smaller by 5 to 50% than the total height of the second clothing wire. Advantageously, the total height of the
Der erste Garniturdraht ist ähnlich einem Diamantspitzendraht nach der ISO-Norm 5234, jedoch mit einem negativen Arbeitswinkel ausgeführt. Der negative Arbeitswinkel verhindert ein Eindringen der Fasern in die Garnitur und die Spitzenfläche ermöglicht ein Abgleiten der Fasern. Durch die Spitzenfläche werden die Fasern an der Oberfläche der Ganzstahlgarnitur gehalten und ein Eindringen der Fasern in die Garnitur vermieden.The first clothing wire is similar to a diamond tip wire according to ISO standard 5234 but designed with a negative working angle. The negative working angle prevents penetration of the fibers into the clothing and the tip surface allows the fibers to slide off. The lace surface holds the fibers to the surface of the all-steel garnish and prevents penetration of the fibers into the garniture.
In einer bevorzugten Ausführung ist die Zahnteilung des ersten Garniturdrahtes grösser als die Zahnteilung des zweiten Garniturdrahtes. Durch die Zahnteilung werden beim ersten Garniturdraht die Längen der Spitzenflächen mitbestimmt. Die Länge der Spitzenfläche beträgt mindestens 25% der Zahnteilung um den Effekt einer Faserführung zu erreichen. Bevorzugterweise beträgt die Länge der Spitzenfläche 50% der Zahnteilung. Die Länge einer Spitzenfläche steigt mit der Erhöhung der Zahnteilung. Als besonders geeignet haben sich Zahnteilungen von 2 bis 10 mm für den ersten Garniturdraht herausgestellt. Dagegen wird durch eine Verkleinerung der Zahnteilung des zweiten Garniturdrahtes die Anzahl der für die Faserübernahme hauptsächlich verantwortlichen Spitzen vergrössert. Dies trägt zu einer erhöhten Faserübernahme bei und erlaubt einen hohen Durchsatz an der entsprechenden Walze.In a preferred embodiment, the tooth pitch of the first clothing wire is greater than the tooth pitch of the second clothing wire. By the tooth pitch, the lengths of the tip areas are co-determined in the first clothing wire. The length of the tip surface is at least 25% of the tooth pitch to achieve the effect of a fiber guide. Preferably, the length of the tip surface is 50% of the tooth pitch. The length of a peak area increases with increasing pitch. Tooth pitches of 2 to 10 mm have proven particularly suitable for the first clothing wire. In contrast, by a reduction of the tooth pitch of the second Garniturdrahtes the number of mainly responsible for the fiber transfer peaks increased. This contributes to an increased fiber take-up and allows a high throughput of the corresponding roller.
In einer bevorzugten Ausführungsform ist der Spitzenflächenwinkel des ersten Garniturdrahtes -5° bis +5°. In einer besonders bevorzugten Ausführungsform ist der Spitzenflächenwinkel 0°, was gleichbedeutend ist mit einer parallel zur Drahtbasis angelegten Spitzenfläche.In a preferred embodiment, the tip surface angle of the first clothing wire is -5 ° to + 5 °. In a particularly preferred embodiment, the tip surface angle is 0 °, which is equivalent to a tip surface applied parallel to the wire base.
Besonders bevorzugt wird zudem, wenn die Rückenwinkel des ersten und zweiten Garniturdrahtes gleich gross sind. Als geeignet haben sich Rückenwinkel von 30 bis 50°, im besonderen 40°, herausgestellt.In addition, it is particularly preferred if the back angles of the first and second clothing wires are the same size. Back angles of 30 to 50 °, in particular 40 °, have proven to be suitable.
Der Abstand zwischen den einzelnen Zahnspitzen wird in der Längsrichtung der Garniturdrähte durch die Zahnteilung bestimmt und in der Querrichtung durch die Fussbreite des Garniturdrahtes. Als vorteilhaft hat sich erwiesen, wenn die Fussbreite des ersten Garniturdrahtes der Fussbreite des zweiten Garniturdrahtes entspricht. Die bevorzugte Fussbreite beträgt 0,5 bis 1,5 mm, besonders bevorzugt 1,0 mm.The distance between the individual tooth tips is determined in the longitudinal direction of the clothing wires by the tooth pitch and in the transverse direction by the foot width of the clothing wire. It has proved to be advantageous if the foot width of the first clothing wire corresponds to the foot width of the second clothing wire. The preferred foot width is 0.5 to 1.5 mm, more preferably 1.0 mm.
Die Ganzstahlgarnitur eignet sich im Besonderen für Vorreisser von Baumwollkarden oder Wollkrempeln. Die Ganzstahlgarnitur ist auf der Vorreisserwalze derart vorgesehen, dass der erste Garniturdraht und der zweite Garniturdraht aneinander angrenzend und abwechslungsweise spiralförmig aufgezogen sind. Um eine höhere Faserübernahmerate zu erreichen, kann auf der Walze auch nur jeder dritte Garniturdraht einem ersten Garniturdraht entsprechen, sodass jeweils auf zwei nebeneinander liegende zweite Garniturdrähte ein erster Garniturdraht folgt. Es sind auch den Anforderungen entsprechende weitere Kombinationen des ersten mit dem zweiten Garniturdraht denkbar. Der erste und der zweite Garniturdraht können mit normalem, verriegeltem oder verkettetem Fuss ausgeführt werden, um ein Aufziehen auf einer glatten Walze zu ermöglichen.The all-steel clothing is particularly suitable for licker-in of cotton carding or wool carding. The all-steel clothing is provided on the licker-in roller such that the first clothing wire and the second clothing wire are spirally wound adjacent to each other and alternately. In order to achieve a higher fiber take-up rate, only every third clothing wire can correspond to a first clothing wire on the roller, so that a first clothing wire follows in each case on two adjacent second clothing wires. There are also the requirements further combinations of the first with the second clothing wire conceivable. The first and second clothing wires can be made with normal, locked or interlinked feet to allow mounting on a smooth roller.
Im folgenden wird die Erfindung anhand einer beispielhaften Ausführungsform erklärt und durch Zeichnungen näher erläutert.
- Figur 1
- Schematische Darstellung einer Ausführungsform eines ersten Garniturdrahtes
- Figur 2
- Schematische Darstellung einer Ausführungsform eines zweiten Garniturdrahtes
- Figur 3
- Schematische Darstellung einer Ausführungsform einer Ganzstahlgarnitur
- Figur 4a - 4c
- Schematische Darstellung eines Querschnitts einer Ganzstahlgarnitur an der Stelle Z-Z der
Figur 3 mit flachem, verriegeltem oder verkettetem Fuss
- FIG. 1
- Schematic representation of an embodiment of a first clothing wire
- FIG. 2
- Schematic representation of an embodiment of a second clothing wire
- FIG. 3
- Schematic representation of an embodiment of a Ganzstahlgarnitur
- Figure 4a - 4c
- Schematic representation of a cross section of an all-steel set at the point ZZ of
FIG. 3 with flat, locked or interlinked foot
Die
- 1010
- GanzstahlgarniturMetallic wire
- 2020
- Erster GarniturdrahtFirst clothing wire
- 2121
- Zahn des ersten GarniturdrahtesTooth of the first clothing wire
- 2222
- Brustfläche des Zahns des ersten GarniturdrahtesBreast surface of the tooth of the first garment wire
- 2323
- Rückenfläche des Zahns des ersten GarniturdrahtesBack surface of the tooth of the first clothing wire
- 2424
- Spitzenfläche des Zahns des ersten GarniturdrahtesTip surface of the tooth of the first clothing wire
- α1α1
- Arbeitswinkel des ersten GarniturdrahtesWorking angle of the first clothing wire
- γ1γ1
- Rückenwinkel des ersten GarniturdrahtesBack angle of the first clothing wire
- l1l1
- Länge der SpitzenflächeLength of the top surface
- η1η1
- SpitzenflächenwinkelTop face angle
- h61h 6 1
- Zahntiefe des ersten GarniturdrahtesTooth depth of the first clothing wire
- h11h 1 1
- Gesamthöhe des ersten GarniturdrahtesTotal height of the first clothing wire
- p1p1
- Zahnteilung des ersten GarniturdrahtesTooth pitch of the first clothing wire
- b1b1
- Fussbreite des ersten GarniturdrahtesFoot width of the first clothing wire
- 3030
- Zweiter GarniturdrahtSecond clothing wire
- 3131
- Zahn des zweiten GarniturdrahtesTooth of the second clothing wire
- 3232
- Brustfläche des Zahns des zweiten GarniturdrahtesBreast surface of the tooth of the second clothing wire
- 3333
- Rückenfläche des Zahns des zweiten GarniturdrahtesBack surface of the tooth of the second clothing wire
- α2α2
- Arbeitswinkel des zweiten GarniturdrahtesWorking angle of the second clothing wire
- γ2γ2
- Rückenwinkel des zweiten GarniturdrahtesBack angle of the second clothing wire
- h62h 6 2
- Zahntiefe des zweiten GarniturdrahtesTooth depth of the second clothing wire
- h12h 1 2
- Gesamthöhe des zweiten GarniturdrahtesTotal height of the second clothing wire
- p2p2
- Zahnteilung des zweiten GarniturdrahtesTooth pitch of the second clothing wire
- b2b2
- Fussbreite des zweiten GarniturdrahtesFoot width of the second clothing wire
Claims (11)
- A metallic card clothing (10) for rollers for fiber processing in openers, cleaners, carders or carding machines, consisting of a first clothing wire (20) which has teeth (21) with a working angle (α1), a back angle (γ1) and a land (24) with a back point angle (η1), and a second clothing wire (30) which has teeth (31) with a working angle (α2) and a back angle (γ2), characterized in that the teeth (21) of the first clothing wire (20) have a negative working angle (α1) and a back point angle (η1) of -15° to +15°, and the teeth (31) of the second clothing wire (30) have a positive working angle (α2).
- The metallic card clothing (10) according to claim 1, characterized in that the first clothing wire (20) has a total height (h11) which is 5 to 50% smaller than a total height (h12) of the second clothing wire (30).
- The metallic card clothing (10) according to claim 1 or claim 2, characterized in that the back point angle (η1) of the first clothing wire (20) is between -5° and +5°.
- The metallic card clothing (10) according to any one of the preceding claims, characterized in that a total height (h1 of the first clothing wire (20) is 3 to 8 mm.
- The metallic card clothing (10) according to any one of the preceding claims, characterized in that the first clothing wire (20) has a greater tooth pitch (p1) than the second clothing wire (30).
- The metallic card clothing (10) according to claim 5, characterized in that the tooth pitch (p1) of the first clothing wire (20) is 2 to 10 mm.
- The metallic card clothing (10) according to any one of the preceding claims, characterized in that the first clothing wire (20) has a land (24) with a length (l1) of at least 25% of the tooth pitch (p1).
- The metallic card clothing (10) according to any one of the preceding claims, characterized in that the first and the second clothing wires (20, 30) have an identical back angle (γ1,γ2).
- The metallic card clothing (10) according to any one of the preceding claims, characterized in that the rib widths (b1, b2) of the first clothing wire (20) and the second clothing wire (30) are identical.
- A licker-in with at least one roller, characterized in that an metallic card clothing according to any one of the claims 1 to 9 is mounted on the roller.
- The licker-in according to claim 10, characterized in that the first clothing wire (20) and the second clothing wire (30) are mounted adjacent to each other and alternatingly on the roller.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH00283/11A CH704510A1 (en) | 2011-02-18 | 2011-02-18 | Metallic wire. |
Publications (3)
Publication Number | Publication Date |
---|---|
EP2489766A2 EP2489766A2 (en) | 2012-08-22 |
EP2489766A3 EP2489766A3 (en) | 2015-03-11 |
EP2489766B1 true EP2489766B1 (en) | 2016-02-10 |
Family
ID=45654947
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12000874.3A Not-in-force EP2489766B1 (en) | 2011-02-18 | 2012-02-10 | All steel trimming |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP2489766B1 (en) |
CN (1) | CN102653892B (en) |
CH (1) | CH704510A1 (en) |
ES (1) | ES2573752T3 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103498215A (en) * | 2013-09-29 | 2014-01-08 | 无锡众望四维科技有限公司 | Metal card clothing of carding machine |
DE102014107079B3 (en) * | 2014-04-07 | 2015-06-18 | TRüTZSCHLER GMBH & CO. KG | All-steel set for a card |
CH711166A1 (en) * | 2015-06-05 | 2016-12-15 | Graf + Cie Ag | Stainless steel. |
EP3473754B1 (en) * | 2017-10-20 | 2021-05-19 | Groz-Beckert KG | Card wire |
CN109112676B (en) * | 2018-10-30 | 2020-11-27 | 中原工学院 | Combing sawtooth cylinder with auxiliary tooth structure |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US896437A (en) * | 1907-10-09 | 1908-08-18 | Michael Collins | Machine for preparing fibers for spinning. |
PL89525B1 (en) * | 1973-11-03 | 1976-11-30 | Osrodek Badawczo Lumatexpo | |
DE3620702A1 (en) * | 1986-06-20 | 1987-12-23 | Staedtler & Uhl | GARNITURE FOR TEXTILE PREPARATION MACHINES, ESPECIALLY KAEMM MACHINES, CARDS OR THE LIKE. |
IT1299586B1 (en) * | 1998-05-19 | 2000-03-16 | Marzoli & C Spa | FEEDING AND PRE-TREATMENT GROUP OF FIBROUS MATERIAL SUPPLIED TO A TEXTILE MACHINE, IN PARTICULAR FOR OPENERS OR |
DE10254918A1 (en) | 2002-11-25 | 2004-06-09 | Hollingsworth Gmbh | All-steel clothing for rolls and / or reels of cards or cards |
CN201056597Y (en) * | 2007-06-20 | 2008-05-07 | 朱鹏 | Fabric carding metallic clothing |
CN101070646B (en) * | 2007-06-20 | 2010-05-19 | 朱鹏 | Fiber-combing metal cardcolthing |
US7735201B1 (en) * | 2008-08-06 | 2010-06-15 | Nv Bekaert Sa | Multiple wire card wiring, carding cylinder, and method of making such |
-
2011
- 2011-02-18 CH CH00283/11A patent/CH704510A1/en not_active Application Discontinuation
-
2012
- 2012-02-10 ES ES12000874.3T patent/ES2573752T3/en active Active
- 2012-02-10 EP EP12000874.3A patent/EP2489766B1/en not_active Not-in-force
- 2012-02-17 CN CN201210036178.2A patent/CN102653892B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ES2573752T3 (en) | 2016-06-09 |
CH704510A1 (en) | 2012-08-31 |
EP2489766A3 (en) | 2015-03-11 |
CN102653892B (en) | 2016-12-14 |
EP2489766A2 (en) | 2012-08-22 |
CN102653892A (en) | 2012-09-05 |
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