EP0822276B1 - Vorrichtung zur Steuerung eines Luftstromes in einer Offenend-Spinnvorrichtung - Google Patents
Vorrichtung zur Steuerung eines Luftstromes in einer Offenend-Spinnvorrichtung Download PDFInfo
- Publication number
- EP0822276B1 EP0822276B1 EP97111818A EP97111818A EP0822276B1 EP 0822276 B1 EP0822276 B1 EP 0822276B1 EP 97111818 A EP97111818 A EP 97111818A EP 97111818 A EP97111818 A EP 97111818A EP 0822276 B1 EP0822276 B1 EP 0822276B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- connection opening
- air
- presentation
- spinning
- cover
- 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.)
- Expired - Lifetime
Links
Images
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H4/00—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
- D01H4/04—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques imparting twist by contact of fibres with a running surface
- D01H4/22—Cleaning of running surfaces
- D01H4/24—Cleaning of running surfaces in rotor spinning
Definitions
- the present invention relates to a device according to the preamble of Claim 1 for controlling an air flow in an open-end spinning device.
- Such a device is known from DE-OS 24 58 538.
- the maintenance trolley is brought to the spinning station to be serviced and at least one suction air line and possibly also a compressed air line one or more correspondingly provided connection openings in the cover of the open-end spinning device is delivered, whereupon the air flow required for the removal of dirt has an effect becomes.
- the object of the present invention is therefore to provide a device create a pneumatic supply to the open-end spinning device ensures without provoking difficulties that only can be eliminated by manual intervention.
- the device according to the invention also useful in a method is where the fibers first go through the inlet mouth one the fibers of the fiber collection surface of the spinning rotor feeding fiber feed channel away and a suction until they are in time with the return delivery a thread end for the purpose of spinning the fiber collecting surface be fed again.
- the subject of the invention in a further advantageous embodiment formed according to claim 3.
- the deliverers advantageously according to Claim 6 are arranged so that for the deliverer and the same drive and / or associated intermediate sections Construction ratios can be selected.
- An embodiment of the device according to the invention according to claim 7 has the advantage that even with larger tolerance fluctuations between the position of the infeed end and the connection opening nevertheless a safe introduction of the delivery end in a simple manner is ensured in the receiving opening, the inventive Device for this purpose additionally or alternatively can be formed according to claim 8.
- the driving device on the cover can be in different Be trained way.
- An advantageous education of the subject matter of the invention results from claims 10 until 12.
- the intermediate section can be designed in different ways be to enable the desired mobility of the delivery end, for example in the form of an air-guiding Rorgestang. According to the invention, however, the same purpose becomes much simpler Way achieved according to claim 16.
- the valve can be used in different ways from the maintenance cart be controlled from. This is preferably done by training the device according to the invention as claimed in claim 19 or 20.
- the subject of the invention is simple in construction and versatile in use because of a secure pneumatic connection maintained throughout the maintenance period can regardless of whether the port opening open-end spinning device thereby keeping their closed position, which they during normal Spinning takes, maintains or in such a position is brought, in which the movement connected with her
- the rotor lid releases the open rotor side and thus Removal of a fiber ring due to an enlarged air discharge gap between open rotor edge and rotor lid relieved or in which the spinning rotor with the help of one with the Cover of connected linkage separated from its drive and is braked while simultaneously a fiber stream, though released, is prevented from entering the spinning rotor, but is instead discharged into a suction system.
- an open-end spinning device 6 is schematic reproduced, but not for understanding the invention necessary elements omitted for the sake of clarity were.
- the open-end spinning device 6 is part of a Open-end spinning machine that has a variety of similar work or Spinning positions next to each other with an open-end spinning device 6 has.
- a feed device 2 For feeding a sliver 1 to be spun into one Opening roller 3, a feed device 2 is provided in the embodiment shown one on a continuous Drive shaft 200 mounted and with a clutch, not shown individually controllable delivery roller 20, with which a feed trough 21 cooperates.
- This is known in the Way pivotally supported by a housing 31 which in one (First) housing space 32 accommodates the opening roller 3 mentioned.
- the fiber sliver which is broken down into individual fibers, comes from this 1 through a fiber feed channel 30 into a spinning rotor 4, where the fibers in the form of a fiber ring in a fiber collecting groove 40 are filed.
- the fiber ring is continuously in the end of a not shown thread spun by a thread take-off tube 5 deducted in a known manner and then wound up becomes.
- the one located in a (second) housing space 600 in the housing 60 Spinning rotor 4 is in the usual way by means of a shaft 41 stored, which extends through the bottom of the housing 60, that via a suction air nozzle 61 with a vacuum source 610 is connected.
- the housing space 600 is one Rotor cover 7 covered, which at least part of the fiber feed channel 30 picks up and carries the thread take-off tube 5.
- the rotor cover 7 projects into the interior with a cover extension 70 of the spinning rotor 4.
- this cover extension 70 are the outlet mouth of the fiber feed channel 30 and the inlet mouth of the Thread take-off tube 5 and (in the embodiment shown) still two blow channels 80 and 81 arranged through a common air duct 8 with compressed air (see compressed air flows 80a and 81a) are supplied.
- the air duct 8 is connected to a controllable valve 82 (see FIGS. 2 and 3).
- the described elements of the open-end spinning device 6 are covered by a cover 64, which on a Axis 620 is pivotally mounted.
- the cover 64 carries that mentioned valve 82, to which a connection opening 83 connects.
- valve 82 following the connection opening 83 a chamber on its side facing the air duct 8 820, which receives a ball 821 as a closure member, which through a suitably supported compression spring 822 in Attachment to an annular seat is held as long as it is not due to excess pressure in the connection opening 83 is applied, which exceeds the force of the compression spring 822.
- the cover 64 also carries the one mentioned above Rotordekkel 7, which is thus motion-locked with the cover 64 is connected so that when the cover 64 is folded down also the rotor lid 7 from the open side of the spinning rotor 4 and the housing 60 is removed.
- a control lever 62 is in a slot of the cover 64 Control of the rotor drive arranged.
- the control lever 62 is together with the cover 64 on the horizontal axis 620 mounted and has a switch cam in the vicinity of this axis 620 621 on.
- the control lever 62 is supported in the area of the switch cam 621 a roll 630, which at one end of a two-armed Lever 63 is arranged.
- the lever 63 is with a tension spring 631 so acted that the roller 630 always in contact with the control lever 62 remains.
- the lever 63 is over a shift rod 632 with one in a highly simplified form reproduced linkage 633 is connected, which in the embodiment shown has a balance lever 634, one end thereof via a rod 635 with a brake 636 for the spinning rotor 4 and its other end via a rod 637 is connected to a mechanism, not shown, which lifting a drive belt 638 from the shaft 41 of the Spinning rotor 4 or the replacement of the drive belt 638 serves on the shaft 41.
- the cover 64 carries one Trigger lever 640, the control lever by a tension spring 641 62 in the position shown holds against the effect of itself on the control lever 62 acting tension spring 631, which the lever 63 acts.
- the cover 64 carries a further release lever 642, which is acted upon by a tension spring 643 and thereby is held in the locking position shown, in which the trigger lever 642 engages behind a nose 310 of the housing 31.
- the trigger lever 642 has the task of lifting the Rotor cover 7 from the housing 60 by pivoting the cover 64 to enable.
- the Swivel device also includes for the return of the Cover 64 in its closed position about an axis 942 pivotable reset lever 94 with a roller 943 on his free end.
- the operating arm 90, the reset lever 904, the operating arm 91 and the reset lever 94 are each via a coupling member 902, 907, 914 or 940 with a rotary actuator 903, 908, 915 or 941 connected.
- the rotary actuators 903, 908, 915 and 941 in turn are each via a control line 920, 921, 922 or 923 with a common control device 92 of the service vehicle 9 in connection, which in turn via a control line 650 in connection with a machine-side control device 65 stands. This is also via a control line 651 in terms of control with the aforementioned clutch, not shown the delivery roller 20 connected.
- An air line 95 is located on the maintenance carriage 9 with a controllable valve 96, which with a pressure source 961 is connected or depending on the position of the service vehicle 9 can be connected to such and via a control line 924 communicates with the control device 92.
- the air line 95 ends in a delivery end 950, that of the mentioned Port opening 83 can be delivered. Air line 95 goes for reasons that are described in more detail below not directly into his delivery end 950, but is with this connected via a movable intermediate section 951.
- the air line 95 is in the maintenance car 9 by a drive device 97 carried axially displaceable, which according to FIG. 2nd and 3 for example one by a pneumatic or hydraulic one Has cylinder 970 drivable piston 971 and connected to the control device 92 via a control line 925 is.
- Piston 971 carries with the help of (one or more) Holders 972 and 973 the aforementioned air line 95, which thus in Dependence on an application or re-release of the Cylinder 970 delivers the feed end 950 of the connection opening 83 or removed from this connection opening 83 again.
- control device 92 of the maintenance vehicle 9 via the control line 925 causes the cylinder 970th compressed air or a hydraulic medium is applied, so that the piston 971 with the help of the holder 972 and 973 Infeed end 950 of air line 95 in the direction of cover 64 moves and thus the connection opening 83 so that air cannot escape or enter this point, d. H. there is a sealing delivery of the delivery end 950 Connection opening 83.
- the control device 92 uses the Control line 921 of the rotary actuator 903 actuates the actuating arm 90 presses the release lever 640 and thus the Control lever 62 releases, now under the action of the tension spring 631 from the mentioned slot of the cover 64 towards Maintenance car 9 is pushed out.
- the Lever 83, the shift rod 632 and the linkage 633 of the drive belt 638 lifted off the shaft 41 of the spinning rotor 4 and the Brake 636 brought to rest on the shaft 41.
- the spinning rotor 4 is therefore braked to a standstill.
- the during this Braking the spinning rotor 4 through the two blowing channels 80 and 81 compressed air entering the inside of the spinning rotor 4 sweeps in the form of the two compressed air streams 80a and 81a the entire circumferential area of the spinning rotor 4.
- This first cleaning phase is now followed by a second Cleaning phase for which the rotor lid 7 from the housing 60 and thus lifted off the open edge 42 of the spinning rotor 4 and brought into a defined position II.
- the control device 92 will actuated by the control device 92 from the swivel drive 915, which presses the actuating arm 91 against the trigger lever 642 and thus the release lever 642 from the nose 310 of the housing 31 unhooks, whereupon the cover 64 due to the arrangement their 620 axis and gravity towards the maintenance cart 9 falls until the cover 64 abuts the stop roller 913 arrives, which now occupies position 913a (see dashed line).
- the infeed end 950 during the swiveling movement of the Cover 64 its sealing position relative to this and here not to change in particular to the connection opening 83, it must be in its delivery position in a sealing system on the cover 64 and the connection opening 83 located infeed end 950 each Adjust movement of cover 64, i. H. follow her.
- the delivery end 950 on the maintenance cart 9 is assigned a positive drive, which is in its Delivery position located at the connection opening 83
- Infeed end 950 with unchanged position of the air line 95 gives such a movement that it is at every moment occupies a position in which the sealing connection between delivery end 950 and air duct 8 guaranteed is.
- a passive drive of the infeed end 950 in the form of a Cover 64 attached driver 66 provided. This is formed by the receiving opening 83, in which the delivery end 950 of the air line 95 when it is delivered to the connection opening 83 with a cylindrical length section is introduced.
- the end of delivery 950 at a Pivotal movement of the cover 64 relative to its position this connection opening designed as a driving device 66 83 do not leave.
- the delivery end 950 is relative to the Air line 95 is movable such that it pivots can follow the cover 64, the intermediate section 951, of the embodiment shown by a piece of hose is formed due to its flexible or flexible training intercepts every pivoting movement of the infeed end 950.
- Rotor cover 7 for removing the fiber ring into one position III (see dash-dotted representation in Fig. 1) transferred in which the lid extension 70 is opposite the position II takes a larger distance from the spinning rotor 4 and, if necessary even completely pivoted out of the interior of the spinning rotor 4 becomes.
- the stop roller 913 moved to position 913b.
- the spinning rotor 4 must be cleaned as long as it remains is in a decelerated state so that the detached Fibers are not affected by the centrifugal force in the spinning rotor on a discharge by means of the spinning rotor 4 through the suction air nozzle 61 leaving suction air flow are prevented.
- this control takes place with the help of the control lever 62 described above, either as needed with the cover 64 pivoted together or independently can be. Is the control lever 62 in its normal position and thus connected to cover 64 in a movement-locking manner, the control of the rotor drive can also be done through the cover 64 done yourself.
- the subject of the invention can be modified in many ways without departing from the scope of the present invention, by replacing individual characteristics with equivalents or in others Combination. So it is for the described Subject z. B. irrelevant where the compressed air source 961st is arranged. This can be found, for example, on the maintenance car 9 themselves, or the maintenance car 9 can with an external pressure source 961 continuously or intermittently so that the Compressed air supply is always guaranteed when the maintenance cart 9 at a spinning position in a maintenance position located.
- the special design of the open-end spinning device 6 is also not critical to that described above Object. So it is immaterial whether the first housing space 32, which receives the opening roller 31, in one first housing 31 and the second, receiving the spinning rotor 4 Housing space 600 is located in a second housing 60 or whether both for the opening roller 3 and for the spinning rotor 4 a common housing (not shown) with two separate housing spaces 32 and 600 is provided.
- the formation of the rotor cleaning device i. H. the Orientation and the number of blow channels and the air control for this (intensity, continuous or intermittent) are irrelevant to the present invention.
- Such vulnerable areas are e.g. B. the mouth of the thread take-off channel 5, but also the location of the first housing space 32, at which the leading end of the sliver 1 of the opening roller for the purpose of dissolution becomes.
- connection opening 83 and the through the connection opening 83 formed driving device 66 modified become.
- the connection opening 83 a cylindrical Receiving section 833, in which the delivery end 950 with a cylindrical length section can be introduced.
- the infeed end 950 within the port 83 to some extent can perform axial relative movements to the connection opening 83.
- the cylindrical receiving section 833 such a length that the infeed end 950 during a pivoting movement the cover 64 within the receiving portion 833 of the connection opening 83 remains.
- annular seal 832 is also provided, for a seal between the delivered end of delivery 950 and the connection opening 83 provides.
- This ring seal 832 can, in principle, on the outer circumference of the infeed end 950 be arranged. 2 and 3, however, it is in the Provided and encloses the inner peripheral surface of the connection opening 83 sealing the delivery end 950 when this is in its Delivery position is located, and enables the mentioned relative movements within the receiving section 833 during the pivoting movements of the cover 64.
- connection opening 83 is still to increase delivery security for the end of delivery 950 to the connection opening 83 provided that the connection opening 83 a widening in the direction of the maintenance car 9 Centering section 831. It can also be provided be that the infeed end 950 is in the area of its outer contour correspondingly tapered towards the connection opening 83 (not shown).
- the centering section 831 the mentioned cylindrical receiving section 833. It's just a tapered Centering section 831 without an adjoining it cylindrical receiving portion 833 provided, so the Ring seal 832 in this centering section 831 or in the correspondingly also tapering outer contour of the infeed end 950 may be arranged.
- 2 and 3 are the port 83 and the valve 82 in an insert (e.g. made of hard plastic) 87 arranged in a corresponding recess of the cover 64, e.g. B. using a screw connection (see nut 870), is attached.
- an insert e.g. made of hard plastic
- FIG. 4 A further modification of the subject matter of the invention is shown in FIG. 4.
- the one shown in Fig. 1 can Control lever 62 omitted and the cover 64 itself with the Switch cam 621 can be equipped, which is scanned by the roller 630 becomes.
- the housing 31 is - seen in the marked by an arrow f Direction of fiber transport - between the inlet mouth 300 the fiber feed channel 30 and the delivery device 2, d. H. outside the transport area of the feed to the spinning rotor 4 Fibers, at an opening in the peripheral wall of the housing 31
- Air duct 84 connected via a movable Intermediate section 840, in the embodiment shown is formed by a piece of hose, with interposition a valve 85 is connected to a connection opening 830, which the delivery end 980 of an air line 98 are delivered with which it has a movable intermediate section 981 is connected.
- the air line 98 is via a valve 960, which via a control line 926 with the control device 92 is connected to a vacuum source 982 or can be associated with this.
- the air duct 84 is formed by a sleeve 841, which are axially displaceable in a guide sleeve 842 and in one Driving ring 846 is mounted, which is by means of a holder 843 are connected to the cover 64.
- the sleeve 841 has one Stop ring 844 on which a compression spring 845 is supported, the other end of which is on a collar 847 of the guide sleeve 842 supports, so that the sleeve 841 in position I of the cover 64 (see FIG. 1) is in contact with the housing 31.
- the compression spring 845 ensures that the sleeve 841 remains in contact with the housing 31, so that a sealing connection between the housing space 32 and the Air duct 84 is maintained.
- the cover 64 becomes wider than the position II or III, if applicable, from the open-end spinning device 6 pivoted away, the stop ring 844 comes to rest to the drive ring 846, whereby the sleeve 841 with the air duct 84 is lifted from the housing 31 and the pivoting movement cover 64 follows.
- the delivery end 980 is with the help of a holder 974 suitable drive device 975 connected, which in turn via a control line 927 for control purposes with the control device 92 communicates.
- the infeed end 980 of the connection opening 830 in the pivotable Cover 64 delivered sealing. Since when piecing the Spinning rotor 4 must first be braked so that it does not unintentionally collect fibers in its fiber collecting groove 40 can, the cover 64 is first in a defined folding position (Position II of the rotor lid), in which by the switching cam 621 of the cover 64 from the drive belt 638 is lifted off the shaft 41 of the spinning rotor while the brake 636 is in contact with the shaft 41.
- valve 960 from the control device 92 off
- the negative pressure of the negative pressure source 982 in the housing 31 brought into effect because at the same time as the release of the Valve 960 also valve 85 in the manner previously described is opened. It is understood that with an air-controlled Valve 85 this has to be reversed in comparison to the valve 82, which is described in connection with FIGS. 2 and 3 has been.
- FIGS are exemplary embodiments with the aid of FIGS have been described in which the open-end spinning device 6 Compressed air supplied or in which in the open-end spinning device 6 a suction air flow is generated.
- Fig. 5 shows the cover 64 in a schematic front view a first opening 644 for feeding the sliver 1 to Feeding device 2 (see Fig. 1) and with a second Opening 645 through which the through the thread take-off tube 5 from Spinning rotor 4 thread removed the open-end spinning device 6 leaves.
- the trigger lever 642 and the Axis 620 on which the cover 64 is pivotally mounted is indicated.
- an intermediate section 951 designed as a hose (Fig. 1 to 3)
- 840 or 981 (Fig. 4) can also be a corresponding Pipe rods are provided.
- the intermediate section 840 training as a bellows possible.
- valve 82 or 85 can be designed differently. It only has to meet the requirement that it is from the maintenance vehicle 9 can be controlled directly or indirectly. So can the valve 82 or 85 instead - as shown in FIGS. 2 and 3 - pneumatically using the control device in the maintenance car 9 92 controlled air flow, for example mechanically by the infeed movement of the infeed end 950 or 980 to be controlled. 4 is used as the closure member a ball 821 (see FIGS. 2 and 3) in a suitable manner provided in a chamber 852 axially guided valve cone 850, which is acted upon by a compression spring 851, which is in suitably supported in the chamber 852.
- a mechanical Actuator pin 983 held for the valve 85, the protrudes beyond the mouth of the feed end 980 in the axial direction and when the infeed end 980 is placed on the valve seat 852, the valve cone 850 at a distance from its valve seat 852 and thus that Valve 85 holds open.
- valve 85 forming valve seat 852 is at Embodiment shown part of a magnetic driving device 66.
- the other part of this magnetic driving device 66 forms an electromagnet 660 which is on the infeed end 980 arranged and in terms of control via a control line 928 the control device 92 is connected.
- the solenoid 660 is energized. Should the delivery end 980 again removed from the cover 64, so the power supply to the electromagnet 660 prevented, so that it falls off and the magnetic effect is ended.
- Air ducts 8 and 84 respectively, in the housing space 32 and 600 flow into.
- the air guide duct opens into the fiber feed duct 30.
- the movable intermediate section not in the Maintenance car 9 arranged air line 95, 98 attached, but in the air duct 8, 84. Also in this Execution according to the invention is a secure connection of Air line 95, 98 and air duct 8, 84 at Pivoting of the cover 64 ensures when the valve 82, 85 a corresponding movement with respect to the cover 64 allowed.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Or Twisting Of Yarns (AREA)
Description
- Fig.1
- im Querschnitt eine erfindungsgemäß ausgebildete Offenend-Spinnvorrichtung, die von einem Wartungswagen aus mit Überdruck versorgt werden kann;
- Fig. 2 und 3
- im schematischen Querschnitt ein Detail der in Fig. 1 gezeigten Vorrichtung mit der Abdeckung in ihrer Grundstellung bzw. in einer um einen festgelegten Winkel abgeschwenkten Position;
- Fig. 4
- ein Detail einer abgewandelten Vorrichtung im Querschnitt mit einer Einrichtung zur Umlenkung des Faserstroms; und
- Fig. 5
- in schematischer Vorderansicht eine erfindungsgemäße Ausführung des Erfindungsgegenstandes mit zwei Zustellenden zur Versorgung der Offenend-Spinnvorrichtung mit Druck- bzw. Saugluft.
- 1
- Faserband
- 2
- Zuführvorrichtung
- 20
- Lieferwalze
- 200
- Antriebswelle
- 21
- Speisemulde
- 3
- Auflösewalze
- 30
- Faserspeisekanal
- 300
- Eintrittsmündung
- 31
- Gehäuse
- 310
- Nase
- 32
- Gehäuseraum
- 4
- Spinnrotor
- 40
- Fasersammelrille
- 41
- Schaft
- 42
- Rand
- 43
- Boden
- 5
- Fadenabzugsrohr
- 6
- Offenend-Spinnvorrichtung
- 60
- Gehäuse
- 600
- Gehäuseraum
- 61
- Saugluftstutzen
- 610
- Unterdruckquelle
- 62
- Steuerhebel
- 620
- Achse
- 621
- Schaltnocken
- 63
- Hebel
- 630
- Rolle
- 631
- Zugfeder
- 632
- Schaltstange
- 633
- Gestänge
- 634
- Waagehebel
- 635
- Stange
- 636
- Bremse
- 637
- Stange
- 638
- Antriebsriemen
- 64
- Abdeckung
- 640
- Auslösehebel
- 641
- Zugfeder
- 642
- Auslösehebel
- 643
- Zugfeder
- 644
- Öffnung
- 645
- Öffnung
- 65
- Steuervorrichtung
- 650
- Steuerleitung
- 651
- Steuerleitung
- 66
- Mitnahmevorrichtung
- 660
- Elektromagnet
- 7
- Rotordeckel
- 70
- Deckelansatz
- 8
- Luftführungskanal
- 80
- Blaskanal
- 80a
- Druckluftstrom
- 81
- Blaskanal
- 81a
- Druckluftstrom
- 82
- Ventil
- 820
- Kammer
- 821
- Kugel
- 822
- Druckfeder
- 83
- Anschlußöffnung
- 830
- Anschlußöffnung
- 831
- Zentrierabschnitt
- 832
- Ringdichtung
- 833
- Aufnahmeabschnitt
- 84
- Luftführungskanal
- 840
- Zwischenabschnitt
- 841
- Büchse
- 842
- Führungshülse
- 843
- Halter
- 844
- Anschlagring
- 845
- Druckfeder
- 846
- Mitnahmering
- 847
- Bund
- 85
- Ventil
- 850
- Ventilkegel
- 851
- Druckfeder
- 852
- Kammer
- 853
- Ventilsitz
- 87
- Einsatz
- 870
- Mutter
- 9
- Wartungswagen
- 90
- Betätigungsarm
- 900
- Rolle
- 901
- Achse
- 902
- Koppelglied
- 903
- Schwenkantrieb
- 904
- Rückstellhebel
- 905
- Rolle
- 906
- Achse
- 907
- Koppelglied
- 908
- Schwenkantrieb
- 91
- Betätigungsarm
- 910
- Achse
- 911
- Rolle
- 912
- Anschlagarm
- 913
- Anschlagrolle
- 913a
- Position
- 913b
- Position
- 914
- Koppelglied
- 915
- Schwenkantrieb
- 92
- Steuervorrichtung
- 920
- Steuerleitung
- 921
- Steuerleitung
- 922
- Steuerleitung
- 923
- Steuerleitung
- 924
- Steuerleitung
- 925
- Steuerleitung
- 926
- Steuerleitung
- 927
- Steuerleitung
- 928
- Steuerleitung
- 94
- Rückstellhebel
- 940
- Koppelglied
- 941
- Schwenkantrieb
- 942
- Achse
- 943
- Rolle
- 95
- Luftleitung
- 950
- Zustellende
- 951
- Zwischenabschnitt
- 96
- Ventil
- 960
- Ventil
- 961
- Überdruckquelle
- 97
- Antriebsvorrichtung
- 970
- Zylinder
- 971
- Kolben
- 972
- Halter
- 973
- Halter
- 974
- Halter
- 975
- Antriebsvorrichtung
- 976
- Halter
- 98
- Luftleitung
- 980
- Zustellende
- 981
- Zwischenabschnitt
- 982
- Unterdruckquelle
- 983
- Stift
- I
- Position
- II
- Position
- III
- Position
- E
- Ebene
- f
- Pfeil
Claims (21)
- Vorrichtung zur Steuerung eines Luftstromes in einer Offenend-Spinnvorrichtung (6), die in einem ersten Gehäuseraum (32) eine Auflösewalze (3) zum Auflösen eines Faserbandes (1) zu Einzelfasern und in einem zweiten Gehäuseraum (600) einen Spinnrotor (4) mit einer Fasersammelfläche (40) zum Sammeln der ihm von der Auflösewalze (3) aus zugeführten Einzelfasern, sowie einen die beiden Gehäuseräume (32, 600) verbindenden Faserspeisekanal (30), ferner mindestens einen in einen der beiden Gehäuseräume (32, 600) oder in den Faserspeisekanal einmündenden Luftführungskanal (8, 84) mit einer Anschlußöffnung (83, 830) aufweist, der eine Luftleitung (95, 98) mit einem Zustellende (950, 980) zustellbar ist, die auf einem längs einer Vielzahl gleichartiger Spinnvorrichtungen verfahrbaren Wartungswagen (9) angeordnet ist, wobei eine auf dem Wartungswagen (9) angeordnete Verschwenkeinrichtung (91, 910 bis 915, 94, 940 bis 943) mit einer Steuervorrichtung (92) verbunden ist zum definierten Verschwenken der Anschlußöffnung (83, 830), dadurch gekennzeichnet, daß ein beweglicher Zwischenabschnitt (951, 981, 840) zwischen dem Zustellende (950; 980) und der Luftleitung (95, 98) oder dem Luftführungskanal (8, 84) angeordnet ist, daß im Betrieb Anschlußöffnung (83, 830) und Zustellende (950, 980) miteinander verbunden sind, und daß ein Versatz zwischen der Luftleitung (95, 98) und dem Luftführungskanal (8, 84) während des Verschwenkens mittels des beweglichen Zwischenabschnitts (951, 981, 840) ausgleichbar ist.
- Vorrichtung nach Anspruch 1, dadurch gekennzeichnet, daß die Luftleitung (95) des Wartungswagens (9) an eine Überdruckquelle (961) angeschlossen oder anschließbar ist und der Luftführungskanal (8) auf eine zu reinigende Fläche innerhalb der Offenend-Spinnvorrichtung (6), insbesondere auf die Fasersammelfläche (40) des Spinnrotors (4) gerichtet ist.
- Vorrichtung nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß die Luftleitung (98) des Wartungswagens (9) an eine Unterdruckquelle (982) angeschlossen oder anschließbar ist und der Luftführungskanal (84) in der Umfangswand des ersten Gehäuseraumes (32) außerhalb des Transportbereichs der dem Spinnrotor (4) zuzuführenden Fasern mündet und die Anschlußöffnung (830) mittels eines beweglichen Zwischenabschnittes (840) mit dem Luftführungskanal (84) verbunden ist.
- Vorrichtung nach einem oder mehreren der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß die Anschlußöffnung (83, 830) in einer die Offenend-Spinnvorrichtung (6) abdeckenden Abdeckung (64) angeordnet ist.
- Vorrichtung nach den Ansprüchen 2 und 3 bzw. 4, dadurch gekennzeichnet, daß mehrere, durch die Steuervorrichtung (92) in unterschiedlicher Weise steuerbare Luftleitungen (95, 98) auf einem gemeinsamen Halter (976) angeordnet sind und die Luftleitung (95, 98) oder der Luftführungskanal (8, 84) für die Zustellenden (950, 980) separate Anschlußöffnungen (83, 830) aufweist, denen die Zustellenden (950, 980) durch eine einzige Bewegung des Halters (976) zustellbar sind.
- Vorrichtung nach Anspruch 5, dadurch gekennzeichnet, daß die Zustellenden (950, 980), von auf einem gemeinsamen Halter (976) angeordneten Luftleitungen (95, 98) auf einer gemeinsamen, parallel zur Schwenkachse (620) der Abdeckung (64) verlaufenden Ebene (E) angeordnet sind.
- Vorrichtung nach einem oder mehreren der Ansprüche 1 bis 6, dadurch gekennzeichnet, daß die das Zustellende (950, 980) aufnehmende Anschlußöffnung (83, 830) einen sich in Richtung Wartungswagen (9) erweiternden Zentrierabschnitt (831) aufweist.
- Vorrichtung nach Anspruch 7, dadurch gekennzeichnet, daß das Zustellende (950, 980) sich in Richtung Anschlußöffnung (83, 830) verjüngt.
- Vorrichtung nach einem oder mehreren der Ansprüche 1 bis 8, dadurch gekennzeichnet, daß eine Mitnahmevorrichtung (66) für das Zustellende (950, 980) vorgesehen ist, durch welche das der Anschlußöffnung (83, 830) zugestellte Zustellende (950, 980) bei einer Schwenkbewegung der Anschlußöffnung (83, 830) gemeinsam mit dieser bewegbar ist.
- Vorrichtung nach Anspruch 9, dadurch gekennzeichnet, daß die Mitnahmevorrichtung (66) magnetisch ausgebildet ist.
- Vorrichtung nach Anspruch 10, dadurch gekennzeichnet, daß die magnetische Mitnahmevorrichtung (66) steuerbar ist.
- Vorrichtung nach Anspruch 11, dadurch gekennzeichnet, daß die magnetische Mitnahmevorrichtung (66) einen auf dem Zustellende (950, 980) angeordneten Elektromagneten (660) aufweist.
- Vorrichtung nach Anspruch 12, dadurch gekennzeichnet, daß die Mitnahmevorrichtung (66) durch einen zylindrischen Aufnahmeabschnitt (833) der Anschlußöffnung (83, 830) gebildet wird, in welches das Zustellende (950, 980) bei seiner Zustellbewegung mit einem zylindrischen Längenabschnitt einführbar ist.
- Vorrichtung nach Anspruch 13, dadurch gekennzeichnet, daß die Anschlußöffnung (83, 830) eine Ringdichtung (832) aufnimmt, die das Zustellende (950, 980) in seiner Zustellposition dichtend umschließt.
- Vorrichtung nach Anspruch 14, dadurch gekennzeichnet, daß der zylindrische Aufnahmeabschnitt (833) eine solche Länge aufweist und die Ringdichtung (832) derart in dem Aufnahmeabschnitt (833) plaziert ist, daß das Zustellende (950, 980) bei einer Schwenkbewegung der Anschlußöffnung (83, 830) im Dichtungsbereich der Ringdichtung (832) verbleibt.
- Vorrichtung nach einem oder mehreren der Ansprüche 1 bis 15, dadurch gekennzeichnet, daß der Zwischenabschnitt (86, 840, 951, 981) als Schlauch ausgebildet ist.
- Vorrichtung nach einem oder mehreren der Ansprüche 4 bis 16, dadurch gekennzeichnet, daß die Aufnahmeöffnung (83, 830) in einem Einsatz (87) angeordnet ist, der in einer entsprechenden Ausnehmung der Abdeckung (64) befestigt ist.
- Vorrichtung nach Anspruch 17, dadurch gekennzeichnet, daß der Einsatz (87) aus Hartkunststoff besteht.
- Vorrichtung nach einem oder mehreren der Ansprüche 1 bis 18, dadurch gekennzeichnet, daß das Zustellende (950, 980) mit einem mechanischen Betätigungselement für ein an der Anschlußöffnung (83, 830) angeordnetes Ventil (82, 85) ausgestattet ist.
- Vorrichtung nach Anspruch 19, dadurch gekennzeichnet, daß das Ventil (82, 85) mittels der im Wartungswagen (9) gesteuerten Luftströmung steuerbar ist.
- Vorrichtung nach Anspruch 1 bis 20, dadurch gekennzeichnet, daß der Luftleitung (95, 98) die Steuervorrichtung (92) zugeordnet ist zum Steuern des Zustellendes (950, 980) beim Zustellen zur und beim Verschwenken der Anschlußöffnung (83, 830).
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19631234 | 1996-08-02 | ||
DE19631234A DE19631234A1 (de) | 1996-08-02 | 1996-08-02 | Vorrichtung zur Steuerung eines Luftstromes in einer Offenend-Spinnvorrichtung |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0822276A1 EP0822276A1 (de) | 1998-02-04 |
EP0822276B1 true EP0822276B1 (de) | 2000-11-02 |
Family
ID=7801600
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP97111818A Expired - Lifetime EP0822276B1 (de) | 1996-08-02 | 1997-07-11 | Vorrichtung zur Steuerung eines Luftstromes in einer Offenend-Spinnvorrichtung |
Country Status (5)
Country | Link |
---|---|
US (1) | US5916119A (de) |
EP (1) | EP0822276B1 (de) |
CZ (1) | CZ236497A3 (de) |
DE (2) | DE19631234A1 (de) |
SK (1) | SK103197A3 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19720141B4 (de) * | 1997-05-14 | 2005-10-06 | Saurer Gmbh & Co. Kg | Spinnbox einer Offenend-Rotorspinnmaschine |
US6314712B1 (en) * | 2000-03-29 | 2001-11-13 | Rieter Ingolstadt Spinnereimaschinenbau Ag | Apparatus and process for the control of piecing in spinning devices |
DE10211817A1 (de) * | 2002-03-16 | 2003-09-25 | Schlafhorst & Co W | Spinnvorrichtung |
DE10251935A1 (de) * | 2002-11-08 | 2004-05-19 | Rieter Ingolstadt Spinnereimaschinenbau Ag | Verfahren und Vorrichtung zum Reinigen einer Spinnstelle einer Offenend-Spinnmaschine |
DE102015115912A1 (de) * | 2015-09-21 | 2017-03-23 | Maschinenfabrik Rieter Ag | Kanalplattenadapter und Offenendspinnvorrichtung mit einem Kanalplattenadapter |
DE102015016594A1 (de) * | 2015-12-19 | 2017-06-22 | Saurer Germany Gmbh & Co. Kg | Verfahren zum Betreiben einer Offenend-Rotorspinneinrichtung und Offenend-Rotorspinnmaschine mit einer Vielzahl nebeneinander angeordneter Offenend-Rotorspinneinrichtungen |
CN107904712B (zh) * | 2017-11-01 | 2020-08-25 | 西安工程大学 | 一种精梳短毛转杯纱的制备方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2457034A1 (de) * | 1974-12-03 | 1976-06-10 | Schlafhorst & Co W | Verfahren und vorrichtung zur reinigung von spinnturbinen einer spinnmaschine |
DE2458538C2 (de) * | 1974-12-11 | 1982-07-22 | Stahlecker, Fritz, 7347 Bad Überkingen | Offenend-Spinnmaschine mit wenigstens einem entlang der Spinnaggregate verfahrbaren Wartungsgerät |
CH606534A5 (de) * | 1975-11-24 | 1978-11-15 | Nuova San Giorgio Spa | |
DE2554716C2 (de) * | 1975-12-05 | 1985-01-17 | Fritz 7347 Bad Überkingen Stahlecker | Offenend-Spinnaggregat mit einer Auflösewalze |
DE2555058A1 (de) * | 1975-12-06 | 1977-06-16 | Fritz Stahlecker | Offenend-spinnmaschine mit einrichtungen zum gleichzeitigen anspinnen aller spinnaggregate |
DE2613180C2 (de) * | 1976-03-27 | 1986-04-30 | Stahlecker, Fritz, 7347 Bad Überkingen | Offenend-Spinnmaschine mit einer Vielzahl von Spinnaggregaten und mit wenigstens einer Wartungseinrichtung |
JPS58144133A (ja) * | 1982-02-10 | 1983-08-27 | Toyoda Autom Loom Works Ltd | 繊維機械用巡回式作業機の真空供給方法および装置 |
DE3441677C3 (de) * | 1984-08-08 | 1994-02-24 | Rieter Ingolstadt Spinnerei | Verfahren und Vorrichtung zum Anspinnen einer Offenend-Spinnvorrichtung |
DE3726531C1 (de) * | 1987-08-10 | 1988-12-08 | Schubert & Salzer Maschinen | Offenend-Spinnvorrichtung und Verfahren zum Anfahren einer solchen Vorrichtung |
DE4131666C2 (de) * | 1991-09-23 | 1996-02-29 | Rieter Ingolstadt Spinnerei | Verfahren und Vorrichtung zum Reinigen eines Offenend-Spinnrotors |
DE4131684A1 (de) * | 1991-09-24 | 1993-03-25 | Rieter Ingolstadt Spinnerei | Verfahren und vorrichtung zum reinigen eines offenend-spinnrotors |
DE4418358C2 (de) * | 1994-05-26 | 1997-07-03 | Rieter Ingolstadt Spinnerei | Verfahren zum Stillsetzen einer Offenend-Rotorspinnvorrichtung und Vorrichtung zur Durchführung |
DE4418413C1 (de) * | 1994-05-26 | 1995-08-24 | Rieter Ingolstadt Spinnerei | Verfahren und Vorrichtung zum Anspinnen einer Offenend-Rotorspinnmaschine |
-
1996
- 1996-08-02 DE DE19631234A patent/DE19631234A1/de not_active Withdrawn
-
1997
- 1997-07-11 DE DE59702559T patent/DE59702559D1/de not_active Expired - Fee Related
- 1997-07-11 EP EP97111818A patent/EP0822276B1/de not_active Expired - Lifetime
- 1997-07-23 US US08/899,132 patent/US5916119A/en not_active Expired - Fee Related
- 1997-07-24 CZ CZ972364A patent/CZ236497A3/cs unknown
- 1997-07-28 SK SK1031-97A patent/SK103197A3/sk unknown
Also Published As
Publication number | Publication date |
---|---|
US5916119A (en) | 1999-06-29 |
EP0822276A1 (de) | 1998-02-04 |
DE59702559D1 (de) | 2000-12-07 |
CZ236497A3 (cs) | 1998-02-18 |
SK103197A3 (en) | 1998-05-06 |
DE19631234A1 (de) | 1998-02-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0659918B1 (de) | Liefervorrichtung für laufende Fäden | |
EP0528884B1 (de) | Verfahren und vorrichtung zum automatischen anlegen eines faserbandes an einer textilmaschine | |
EP2679711B1 (de) | Verfahren und Vorrichtung zum Anspinnen eines Fadens in einer Luftspinnmaschine | |
EP3124413B1 (de) | Verfahren an einer spinnmaschine und spinnmaschine | |
DE2200686B2 (de) | Faserbandauflösevorrichtung | |
EP0822276B1 (de) | Vorrichtung zur Steuerung eines Luftstromes in einer Offenend-Spinnvorrichtung | |
CH631414A5 (de) | Vorrichtung zum endengleichen sortieren von konischen huelsen fuer textilmaschinen. | |
CH682913A5 (de) | Verfahren und Vorrichtung zum Vorbereiten zu spleissender Fadenenden. | |
EP3530782A1 (de) | Verfahren zum betreiben einer spinnvorrichtung einer rotorspinnmaschine und spinnvorrichtung einer rotorspinnmaschine | |
DE3023959A1 (de) | Verfahren und vorrichtung zum anspinnen eines fadens in einem spinnrotor einer offenend-spinnvorrichtung | |
EP0684327A1 (de) | Verfahren und Vorrichtung zum Anspinnen einer Offenend-Rotorspinnmaschine | |
DE3025068A1 (de) | Vorrichtung fuer die zufuehrung von textilem bandmaterial an einen verbraucher | |
DE4131666C2 (de) | Verfahren und Vorrichtung zum Reinigen eines Offenend-Spinnrotors | |
EP0527355A1 (de) | Verfahren und Vorrichtung zum pneumatischen Einführen von Faserband in eine Spinnereimaschine | |
DE4131684A1 (de) | Verfahren und vorrichtung zum reinigen eines offenend-spinnrotors | |
DE3541220C1 (de) | Verfahren und Vorrichtung zum Wiederanspinnen einer Spinnvorrichtung | |
DE19642670B4 (de) | Vorrichtung zum Anspinnen eines Fadens an einer Offenend-Spinnvorrichtung | |
DE3410471A1 (de) | Oe-friktionsspinnmaschine mit einer vielzahl von spinnaggregaten und einem verfahrbaren wartungsgeraet | |
EP0505715B1 (de) | Vorrichtung zum Auswechseln von Ringläufern auf Spinn oder Zwirnringen | |
DE10150565B4 (de) | Verfahren und Vorrichtung zur Vorbereitung eines abgelängten Fadenendes für das Wiederanspinnen einer Offenend-Spinnvorrichtung | |
DE3704829A1 (de) | Garnanspinnvorrichtung an einer offen-end-rotorspinnmaschine | |
DE3123282C1 (de) | Vorrichtung zur Aufnahme eines Fadens von einer Spule und UEbergabe an ein Arbeitsorgan | |
DE3437573A1 (de) | Oe-friktionsspinnmaschine | |
DE3533587C2 (de) | ||
EP0736618B1 (de) | Führungseinrichtung zum Einführen eines Faserbandes in die Klemmlinie von Kalanderscheiben einer faserbandverarbeitenden Textilmaschine und ein Verfahren zum Einführen |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): DE IT |
|
AX | Request for extension of the european patent |
Free format text: AL;LT;LV;RO;SI |
|
17P | Request for examination filed |
Effective date: 19980520 |
|
AKX | Designation fees paid |
Free format text: DE IT |
|
RBV | Designated contracting states (corrected) |
Designated state(s): DE IT |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: GREIS, DIETMAR Inventor name: WALK, JOHANN |
|
17Q | First examination report despatched |
Effective date: 19981102 |
|
GRAG | Despatch of communication of intention to grant |
Free format text: ORIGINAL CODE: EPIDOS AGRA |
|
GRAG | Despatch of communication of intention to grant |
Free format text: ORIGINAL CODE: EPIDOS AGRA |
|
GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): DE IT |
|
REF | Corresponds to: |
Ref document number: 59702559 Country of ref document: DE Date of ref document: 20001207 |
|
ITF | It: translation for a ep patent filed |
Owner name: ING. ZINI MARANESI & C. S.R.L. |
|
EN | Fr: translation not filed | ||
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
26N | No opposition filed | ||
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20040809 Year of fee payment: 8 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED. Effective date: 20050711 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20060201 |