EP1273686B1 - Cylindre peigneur - Google Patents

Cylindre peigneur Download PDF

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Publication number
EP1273686B1
EP1273686B1 EP02010702A EP02010702A EP1273686B1 EP 1273686 B1 EP1273686 B1 EP 1273686B1 EP 02010702 A EP02010702 A EP 02010702A EP 02010702 A EP02010702 A EP 02010702A EP 1273686 B1 EP1273686 B1 EP 1273686B1
Authority
EP
European Patent Office
Prior art keywords
disintegrator
drive shaft
recess
roll according
latch
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
Application number
EP02010702A
Other languages
German (de)
English (en)
Other versions
EP1273686A2 (fr
EP1273686A3 (fr
Inventor
Romeo Pohn
Josef Schermer
Werner Schmolke
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.)
Rieter Ingolstadt Spinnereimaschinenbau AG
Original Assignee
Rieter Ingolstadt Spinnereimaschinenbau 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 Rieter Ingolstadt Spinnereimaschinenbau AG filed Critical Rieter Ingolstadt Spinnereimaschinenbau AG
Publication of EP1273686A2 publication Critical patent/EP1273686A2/fr
Publication of EP1273686A3 publication Critical patent/EP1273686A3/fr
Application granted granted Critical
Publication of EP1273686B1 publication Critical patent/EP1273686B1/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
    • 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
    • D01H4/30—Arrangements for separating slivers into fibres; Orienting or straightening fibres, e.g. using guide-rolls
    • D01H4/32—Arrangements for separating slivers into fibres; Orienting or straightening fibres, e.g. using guide-rolls using opening rollers

Definitions

  • the present invention relates to an opening roller according to the preamble of claim 1.
  • an opening roller a base body is arranged on a rotatable drive shaft, with which a clothing carrier is connected by means of several screws extending through corresponding holes in the body to trained as blind holes threaded holes in the clothing carrier (open-end rotor spinning the Fa. RIETER INGOLSTADT Spinnereimaschinenbau AG).
  • the opening roller including its drive shaft, must be removed.
  • the axis or drive shaft of the opening roller must be disengaged from its associated drive belt, which is cumbersome given the limited space in the spinning unit and the person entrusted with this task requires some skill.
  • the object of the invention is to improve the opening roller described in such a way that a decrease in the complete opening roller of the drive shaft or a Necessary change of the opening roller set can be performed easily and quickly without removing the drive shaft.
  • this compound can be quickly and save in a time-saving manner and without removing the drive shaft or restore.
  • the opening roller can be designed in several parts. Preferably, it is formed in two parts of clothing carrier and body or three parts of clothing carrier, body and cover. In the three-part design of the clothing carrier can be held between the cover and the body. In the three-part design, the cover is understood to belong to the clothing carrier, so that the releasable connection between the cover and the body is produced.
  • the releasable connection by train or pressure in the axial direction can be produced.
  • the drive shaft or the base body is secured against rotation for detaching or placing the opening roller on the shaft or the clothing carrier on the base body.
  • a locking device for preventing the rotation of the drive shaft can be omitted.
  • the releasable connection is achieved by a clip or latch-like connection, which requires little mechanical effort and therefore is inexpensive.
  • the opening roller can be provided according to claim 4, that can be the connection device without the aid of tools or elements that are not already at the spinning station in question, operate.
  • a clip-type or latch-type connecting device is provided between the clothing carrier and the base body, for which the advantages described above apply accordingly.
  • a clip-like connection device is an embodiment of the subject invention according to claim 6 and for a latch-like connection device training according to claim 7 particularly advantageous.
  • the latch-like connection device according to a preferred embodiment according to claim 8 a release device with a lifting element on which the latching hook brought to run and thereby lifted out of its rest position. Then he must, without re-establishing a latching connection, pass through the limited by a detent shoulder recess, which can be preferably achieved by means of a development of the device according to the invention according to claim 9 or 10.
  • the locking shoulder may be formed as an undercut, in which the in his Shape correspondingly adapted locking hook engages.
  • connection between the body and clothing carrier be canceled without relative movement of these two parts of the opening roller.
  • this part of the connecting device can be secured in an expedient embodiment of the subject invention according to claim 13 by a safety stop and an additional hook.
  • the device according to the invention can be equipped in an expedient manner with an ejector engagement surface according to claim 14, this being expediently arranged coaxially with the clothing carrier according to claim 15.
  • an actuating element is guided axially movable, said actuating element according to claim 17 may be designed as an ejector.
  • connection device In order to connect the main body and the drive shaft of the opening roller by means of a clip or latch-like connection device on the one hand quickly and safely, but if necessary also quickly to solve again, according to an advantageous development of the device according to the invention, a connection device according to claim 18 can be provided , To release the connecting device, this can be delivered according to claim 19 arranged in the form of a hollow shaft drive shaft, axially movable actuator.
  • the actuating element may comprise a lifting device, by means of which the clip or latch-like connection device for producing or releasing the connection can be acted upon in the radial direction.
  • the arranged in the drive shaft actuator according to claim 21 remains permanently in the form of a hollow shaft drive shaft of the opening roller. It is expedient to act on the actuating element according to claim 22 by means of an elastic element such that this actuating element prevents the connection between the main body and the drive shaft can be solved.
  • Each spinning device of an open-end spinning machine has a dissolving device with an opening roller 1 arranged in a housing (not shown) which is composed of a plurality of opening roller parts, in particular a base body 10 and a clothing carrier 11 carrying a clothing 110 (FIG. 1).
  • the main body 10 is arranged by means of a releasable connection device, for example according to FIG. 8, on a drive shaft 2, which is its rotary drive in the usual way by means of a Antechnischswirtels 21 (see Fig. 8), which is arranged on the base body 10 remote from the end of the drive shaft 2, and a voltage applied to this Antriebswirtel 21 tangential or Einzelantriebsriemens (not shown) receives.
  • the drive shaft 2 is mounted in a conventional manner with the help of ball bearings 22 and a bearing sleeve 20.
  • the base body 10 has a clearance fit 23 (FIG. 1), so that its rotation is not impaired by the nonrotating bearing sleeve 20.
  • the clothing 110 is arranged according to the embodiment shown in Fig. 1 with the interposition of a ring 111 on the outer peripheral surface of the clothing carrier 11, but as a comparison with Fig. 4 shows, it is also possible, the clothing 110 directly on the outer peripheral surface of the clothing carrier 11 to order.
  • the base body 10 a the clothing wearer 11 facing annular groove 100, in which the clothing carrier 11 with the garnish 110 bearing ring 111 partially protrudes.
  • a detachable connection clip-like connection device 3 which consists of a bolt 30 and a bolt receptacle 31 according to the embodiment shown in Fig. 1.
  • the bolt 30 or a bolt-like element extends in the radial direction inwards, d. H. in the direction of the drive shaft 2, and is formed as an integral part of a ring 300 which is arranged in a corresponding, over the entire circumference of the clothing carrier 11 extending recess 112 of the clothing carrier 11.
  • the main body 10 also carries a ring 310 with the already mentioned bolt receptacle 31, which in the form of a substantially at its one End open slot 311 is formed (Fig. 2), which in turn is oriented substantially parallel to the drive shaft 2 set-up roller axis.
  • the slot 311 has at this open end, which faces the bolt 30 to be introduced into it, a wedge-shaped Ein Scienceverjünung 312, which ends at a constriction 313.
  • the side walls of the slot 311 at a mutual distance a, which is smaller than the diameter d 1 of the bolt 30.
  • an extension 314 which in terms of shape and dimensions substantially the shape and the Dimensioning of the bolt 30 is adjusted.
  • the slot 311 continues even after this extension 314, however, in this longitudinal region 315 has a width b 1 which is smaller than the cross section of the extension 314.
  • the ring 310 in the embodiment of FIG. 1 consists of an elastic material, for. B. of a suitable plastic.
  • An exchange of clothing 110 is initiated by stopping the opening roller 1. Then, the opening roller 1 is made accessible in a conventional manner so that the clothing carrier 11 can now be grasped and pulled in the direction of the arrow f 1 away from the main body 10.
  • the side wall 316 deviates from the pressure exerted by the bolt 30 until the bolt 30 has passed the constriction 313.
  • the area of the clothing carrier 11 with the ring 111 and the clothing 110 also leaves the annular groove 100 of the main body 10. The clothing carrier 11 detached in this way from the main body 10 can now be completely removed from the housing of the opening device be taken out.
  • the connecting device 3 again assumes its connecting position, the position of the bolt 30 in the bolt receptacle 31 is precisely defined, since the bolt can not leave the extension 314 either in the direction of the insertion taper 312 or in the direction of the longitudinal section 315 which is too narrow for this purpose.
  • the connecting device 3 is not arranged coaxially with the drive shaft 2, it is recommended to provide two or more such connecting devices 3, which are arranged on a concentric with the drive shaft 2 arranged circle at regular intervals from each other (Not shown). As a result, an imbalance is avoided.
  • the releasing of the connecting device 3 can be assisted by means of an ejector 4, which according to FIG. 1 has an ejector plate 40 which can be brought into abutment against an ejector engagement surface 41 of the clothing carrier 11 provided on an end wall 113 of the clothing carrier 11.
  • the ejector engagement surface 41 is located on the side facing the main body 10 side of this end wall 113.
  • this ejector engagement surface 41 is arranged concentrically with the clothing carrier 11.
  • the ejector engagement surface 41 surrounds an ejector feed opening 42 (FIGS. 1 and 3) passing through the side wall 113.
  • Both these ejector feed opening 42 and the ejector plate 40 each have a contour which deviates from the circular shape, so that the ejector plate 40 can be brought in a first rotational position through this ejector feed opening 42 onto the side of the end wall 113 facing the main body 10.
  • the deviating from the circular shape of the Auswerferzu Foodö réelle 42 and the ejector plate 40 for example, the shape of a three- or quadrangle, an oval o. The like. Have.
  • the ejector feed opening 42 is composed of a circular central region 420 and two diametrically opposed slots 421 and 422 together, the width b 2 is smaller than the diameter d 2 of the central portion 420.
  • a similar contour, the ejector plate 40, the diameter d 3 of its central portion 400 is smaller than the diameter d 2 of the central portion 420 of the Auswerferzu slaughter Anlagen 1958 and the length I 2 and the width b 3 of its radial projections 401 and 402 are smaller than the central area projecting length I 1 and the width b 2 of the slots 421 and 422nd
  • the ejector 4 is brought into a second rotational position by rotating about its longitudinal axis, in which the projections 401 and 402 are pressed against the ejector engagement surface 41 between the fingers when pulling the ejector 4 in the direction of the arrow f 1 Create slits 421 and 422 and pull the bolts 30 out of the bolt receptacles 31 and the ring 111 and the clothing 110 from the annular groove 100, so that the dissolved clothing carrier 11 can be removed from the main body 10 on further pulling exercise.
  • the subject invention can be modified within the scope of the invention in many ways.
  • a reverse arrangement of the bolt 30 and the bolt receptacle 31 is possible, so that the bolt 30 from the base body 10 and the pin receptacle 31 are supported by the clothing carrier 11.
  • the bolt 30 at substantially the same function for making the connection between the base body 10 and clothing carrier 11 with its thickened head in the Ein GmbHverjüngung 312, through the constriction 313 and finally in the extension 314 will be brought.
  • the cancellation of this connection is then in analog As discussed in the context of a radially extending bolt 30.
  • the bolt receptacle 31 may be formed instead of in the form of a slot 311 in the form of a bore having laterally disposed elastic elements for engaging behind the engaging his working position pin 30.
  • the bolt 30 does not have to be borne by a ring 111 carried by the clothing carrier 11, but can be arranged directly in a corresponding bore (not shown) of the clothing carrier 11 or base body 10 (with the connecting device 3 reversed) ,
  • the sidewall 316 is formed of a rigid material and portions of this sidewall 316 (eg, the region of the throat 313) are constrained by an elastic member - e.g. B. a compression spring o. The like. - Are acted upon to allow the necessary evasive movements.
  • the bolt receptacle 31 is designed to be rigid overall, but for the bolt 30 is formed correspondingly elastic by this example, in its free end or head area an elastic ring o. The like. Wears (not shown), in his Insertion into the insertion taper 312 is pressed into a provided in the bolt 30 circumferential groove until this elastic element on reaching the extension 314 can relax again and keeps the bolt 30 in the desired position.
  • a latching connection device 5 can be used (FIG. 4). This has essentially a latching hook 50 and a latching shoulder 51 and a release device 52. In principle, it does not matter whether the Latch hook 50 of the clothing carrier 11 and the recess 510 is carried with the locking shoulder 51 from the base body 10 or whether a reverse arrangement of these elements is provided, but it is advantageous for structural reasons, to arrange the release device 52, where the latching shoulder 51 is located ,
  • the latching hook 50 is fixedly connected to the clothing carrier 11 and extends parallel to the axis of the drive shaft 2 in the direction of the base body 10. This has a subsequent to a guide surface 54, extending in the longitudinal direction of the latching hook 50 recess 510, which is limited by the latching shoulder 51 on its end facing the clothing carrier 11. At the latching shoulder 51 facing away from the end of the recess 510 this is limited by a stop 511.
  • the release device 52 has as an essential part arranged in the recess 510, slide-like release member 520, which is reciprocable between the locking shoulder 51 formed as a stop and the stopper 511.
  • the release element 520 is secured by corresponding, only schematically indicated guides 512 in the recess 510.
  • the latching hook 50 is engaged behind the locking shoulder 51 and is held in abutment against this.
  • an elastic design of the latching hook 50 may be sufficient.
  • the clothing carrier 11 by an elastic element, for. B. two disc springs 53, acted upon in the direction of the latching shoulder 51, so that the latching hook 50 is pressed against the latching shoulder 51.
  • This formed in the form of cup springs 53 elastic element is placed independently of the connecting device 5, which is especially the aforementioned annular groove 100 of the body 10 is suitable.
  • the latching hook 50 In order to activate the release device 52 for releasing the connection between the main body 10 and the clothing carrier 11 so that it is canceled, the latching hook 50 is moved against the action of the plate springs 53 in the longitudinal direction of the recess 510. For this purpose, a pressure in the direction of the arrow f 2 is exerted on the clothing carrier 11. In this case, the latching hook 50 pushes the release element 520 before it reaches the stop 511 at the other end of the recess 510. In this way, the latching hook 50 slides over a Aushebekante 521, which is part of the release element 520, on a subsequent follower surface 524 of the stopped by the stop 511 release element 520.
  • the plate springs 53 press the clothing carrier 11 in the direction of the arrow f 1 and thus away from the main body 10.
  • the locking hook 50 is taken, without leaving the driving surface 524 of the release element 520, which also follows this movement.
  • the release element 520 finally comes into contact with the latching shoulder 51 and is thereby prevented from following the continuing retraction movement of the clothing carrier 11. Due to the abutment of the release element 520 on the latching shoulder 51, the latching hook 50 can not rest again on the latching shoulder 51, but slides down from the driving surface 524 of the release member 520 and reaches the guide surface 54.
  • the clothing support 11 can now be removed from the main body 10 ,
  • the latching hook 50 passes through the lifting out of the recess 510 in a movement path surrounding the recess 510, in which the latching hook 50 is passed over the recess 510.
  • this movement path is essentially formed by the movable driving surface 524 of the release element 520 and the guide surface 54.
  • the release element 520 slightly projects beyond the recess 510.
  • the latching hook 50 may have at its the release element 520 end facing a ramp 500, which allows the elastically or elastically mounted latching hook 50 a deflection in such a way that it on the Release element 520 can slip.
  • the latching hook 50 facing Aushebekante 521 outside of the recess 510 can be provided with a chamfer or a small ramp 522.
  • the release member 520 may be formed without or only with a short ramp 500 and for the Aushebekante 521 protrude slightly when engaging the release member 520 on the latching shoulder 51 on the latching shoulder 51. As a result, the latching hook 50 also skips over the latching shoulder 51 when the latching hook 50 is pulled out.
  • the release device 52 has a deflecting device designed as a deflecting bevel 523 and deflecting the latching hook 50 to the side.
  • a deflecting device designed as a deflecting bevel 523 and deflecting the latching hook 50 to the side.
  • the latching hook 50 is connected to a support surface 60 which is movably mounted in the clothing carrier 11.
  • the support surface 60 is kept relatively large and serves as an operating element for the connecting device 6. If a plurality of connecting devices 6 evenly distributed on a circular line in the end wall 113 of the clothing carrier 11, the support surface 60 may also be annular and as a common operating element for a plurality of connecting devices 6 be formed.
  • the radial support surface 60 is acted upon by a compression spring 115, the other end is supported on a radial support wall 114 of the clothing carrier 11 in the direction latch shoulder 51.
  • To cancel the latching connection between the clothing carrier 11 and the base body 10 is not the clothing carrier 11 must be moved, but it is sufficient to move the latching hook 50, which is achieved by pressing on the support surface 60.
  • a retaining device 7 can be provided, as part of the latching hook 50 according to FIG. 5 has a second hook 501 which is connected to one of the connecting device 6 independent locking stop 70 cooperates.
  • the safety stop 70 is part of a slider 71, which is movable transversely to the direction of movement of the latching hook 50 (see double arrow f 3 ) and is actuated by an actuator 72 which is acted upon by a compression spring 73 and prevented by not shown stops o. The like is to be pushed outward over the surface of the end wall 113.
  • the actuating device 72 has a slotted guide 74 into which a pin 75 carried by the slider 71 engages.
  • the slider 71 is guided in the radial direction by means of a guide, not shown, so that it can only perform radial movements. In the position shown in dashed lines in Fig. 5, it is in its working position, in which the latching hook 50 passes after its release by the connecting device 6 to rest against the locking shoulder 70. Now, if the actuator 72 is actuated, the slider 71 is pulled by means of the slide guide 74 from the region of the latching hook 50, which is thereby released.
  • the connecting device 6, following the clothing carrier 11 facing guide surface 54 has a slope 76 in such a way that the area between the support wall 114 and the base body 10 is increased. If the hook 501 after retraction of the slider 71 come to rest against the support wall 114, it can be pushed by appropriate actuation of the actuator 72, the slider 71 against the hook 501 to push it down from the support wall 114, so that the latching hook 50 under Utilization of the space caused by the slope 76 releases the clothing carrier 11.
  • the latching shoulder 51 can be formed as an undercut 514 (see FIG. 7) and the latching hooks cooperating with this latching shoulder 51 have a corresponding groove 502 adapted to the undercut 514 , If the latching hook 50 is acted upon directly or indirectly by means of cup springs 53 or the like (FIG. 4) or a compression spring 115 (FIG. 5), then the latching hook 50 is pressed even deeper into the undercut 514, thus the latching hook 50 the undercut 514 can not leave unintentionally.
  • the undercut 514 can be achieved by arranging the latching shoulder 51 at an acute angle to the guide surface 54 or else by a stepped shape of the latching shoulder 51.
  • Aushebekante 521 and 513 may also be provided by the movement of the latching hook 50 Aushebevoriques be provided (not shown), for example in the manner of an angled lever which is pivoted by the auf Maisden latching hook 50 and thereby lifts the latching hook 50 from the recess 510.
  • Fig. 8 shows an ejector 43 formed as actuating element 9, which is arranged in the form of a hollow shaft drive shaft 2 of the opening roller 1 and displaced within the drive shaft 2 in the longitudinal direction and can be brought into abutment with the mentioned Auswerferangriffs phase 41, so as to remove the Garniturnics 11 of the main body 10 to assist.
  • this ejector 43 can be inserted into the drive shaft 2 from its end facing away from the opening roller 1 whenever necessary, or withdrawn from the drive shaft 2 in the reverse direction. Easier to handle and in view of the usually very tight space It is more expedient if this ejector 43 remains permanently in the drive shaft 2 of the opening roller 1. In this way, the connecting device 3, 5 or 6 can be brought not only in their connecting position, but also in their release position without the aid of tools that can be fed from the outside.
  • the end wall 113 of the clothing carrier 11 facing the end of the ejector 43 is equipped with a stop plate 430, which in the radial direction on the ejector 43 receiving bore 24 of the drive shaft. 2 extends beyond.
  • the end of the ejector 43 facing away from the clothing carrier 11 is also equipped with a plate 431. As a result, the maximum stroke of the ejector 43 is fixed relative to the drive shaft 2.
  • a compression spring 432 or other suitable elastic element is provided according to the embodiment shown between the plate 431 and this plate facing the end 25 of the drive shaft 2, which which always keeps the ejector 43 in that end position in which its stopper plate 430 is located at a predetermined distance from the ejector engagement surface 41 provided on the end wall 113 of the clothing carrier 11 or from a position releasing the connecting device 3, 5 or 6.
  • the operator presses the ejector 43 against the action of the compression spring 432 against the ejector attack surface 41. After its release, the ejector 43 returns due to the action of the compression spring 432 in its normal position.
  • a clearance fit 26 is provided between the base body 10 and the drive shaft 2
  • a clip-type or latch-type connection device 8 is provided for the connection of the base body 10 to the drive shaft 2. This has in the first place the task of securing the base body 10 in the axial direction on the drive shaft 2, but may optionally also take on the task of rotational transmission from the drive shaft 2 to the base body 10 with.
  • the clip-type or latch-type connection device may be formed in various ways, but the following description is limited to such an embodiment ( Figure 8), according to which a latch-type connection device 8 is provided for transmitting the rotation from the drive shaft 2 to the base body 10 ,
  • a latch-type connection device 8 is provided for transmitting the rotation from the drive shaft 2 to the base body 10
  • This has at least one ball 80, which partially immersed both in a corresponding recess 81 in the peripheral surface of the drive shaft 2 and in a corresponding recess 82 in the inner peripheral surface of the base body 10.
  • the ball 80 is acted upon by a compression spring 83, through which the ball 80 is pressed into the recess 81.
  • the ejector 43 is an integral part of this actuator 9, but the actuator 9 may be provided for operating the connecting device 8, regardless of whether an ejector 43 is provided or not.
  • the actuating element 9 has a radially acting lifting device 90, which is formed in the embodiment shown in Fig. 8 in the form of one or more cams 900 which extend in the radial direction to the outside and extend substantially to an imaginary extended generatrix 29 of the drive shaft 2.
  • This at least one cam 900 is guided in a slot-shaped radial opening 27 of the drive shaft 2, wherein this opening 27 terminates in the recess 81.
  • the opening 27 has in the direction of movement of the guided in the bore 24 of the drive shaft 2 actuator 9 such a length that the cam 900 (or a plurality of them, each of which is associated with another ball 80) when the ball 80 in the Recess 81 of the drive shaft 2 is to move away from the region of the recess 81, while the cam 900 can be undelivered for canceling the connection between the drive shaft 2 and the main body 10 of the connecting device 8 and this comes to act in such a way that the Ball 80 is raised to a surface 901 of the cam 900, which is located at the level of the peripheral surface of the drive shaft 2. In this position, the ball 80, the axial movement of the base body 10 is not hindered, so that a removal or installation of the base body 10 is no great resistance is opposed.
  • the ball 80 and the recess 81 can also be provided in accordance with a longitudinally movable in the radial direction centering and locking pin and a centering hole (not shown).
  • the ball 80 and the centering pin on the drive shaft 2 and the recess 81 and the centering hole may be provided on the base body.
  • the centrifugal force increases the pressure of the ball or the centering pin on the recess or the centering hole, which causes a stronger connection and centering during rotation.
  • a corresponding connection can also be provided between the base body 10 and the clothing carrier 11.
  • the balls 80 of the connecting device 8 described above can be sufficient for rotationally driving the main body 10 through the drive shaft 2.
  • a longitudinal groove 28 and 101 are provided, in which a spring 102 is inserted.
  • the positive connection between the drive shaft 2 and the base body 10 in the direction of rotation can also be effected by a kind of toothing or in another way.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
  • Replacement Of Web Rolls (AREA)
  • Surgical Instruments (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Eye Examination Apparatus (AREA)
  • Delivering By Means Of Belts And Rollers (AREA)

Claims (23)

  1. Cylindre défibreur avec un porte-garniture portant une garniture et un corps de base, sachant le cylindre défibreur peut être entraîné par un arbre d'entraînement, caractérisé en ce qu'il est prévu entre le corps de base (10) et l'arbre d'entraînement (2) un dispositif de connexion redesserrable (8) disposé au corps de base (10) et à l'arbre d'entraînement (2).
  2. Cylindre défibreur selon la revendication 1, caractérisé en ce que le dispositif de connexion redesserrable (8) peut être créé ou détaché dans le sens axial par traction ou compression.
  3. Cylindre défibreur selon l'une quelconque des revendications 1 ou 2, caractérisé en ce que le dispositif de connexion redesserrable (8) se présente sous une forme à clip ou à trame.
  4. Cylindre défibreur selon l'une quelconque des revendications 1, 2 ou 3, caractérisé en ce que le dispositif de connexion redesserrable (8) peut être amené aussi bien à sa position de connexion qu'à sa position de desserrage sans l'aide d'outils positionnables de l'extérieur.
  5. Cylindre défibreur selon l'une quelconque des revendications précédentes, caractérisé en ce qu'il est prévu entre le corps de base (10) et le porte-garniture (11) un dispositif de connexion redesserrable (3, 5, 6).
  6. Cylindre défibreur selon la revendication 5, caractérisé en ce que le dispositif de connexion (3) comporte un élément de type goujon (30) et un logement de goujon (31) coopérant avec ledit élément de type goujon (30), lequel logement de goujon (31) est orienté parallèlement à l'axe du cylindre défibreur, comporte une extrémité ouvert, est adapté à la section de l'élément de type goujon (30) et comporte en son extrémité un rétrécissement (313), sachant que le logement de goujon (31) et/ou l'élément de type goujon (30) se présentent sous forme élastique dans le sens transversal.
  7. Cylindre défibreur selon l'une quelconque des revendications 1 à 5, caractérisé en ce que le dispositif de connexion (5, 6) créant la connexion entre le porte-garniture (11) et le corps de base (10) et/ou entre le corps de base (10) et l'arbre d'entraînement (2) comporte à l'une de ces deux pièces (11, 10; 10, 2) un crochet de crantage (50) et à l'autre de ces deux pièces (10, 11 ;2, 10) un épaulement de crantage (51) limitant un creux (510) et coopérant avec le crochet de crantage (50) ainsi qu'un dispositif de desserrage (52), lequel est activable par un mouvement du crochet de crantage (50) dans le sens longitudinal du creux (510).
  8. Cylindre défibreur selon la revendication 7, caractérisé en ce que le dispositif de desserrage (52) comporte en face de l'épaulement de crantage (51) une arête de soulèvement (513) limitant le creux (510), par laquelle le crochet de crantage (50) montant sur l'arête de soulèvement (513) peut être soulevé du creux (510) et amené sur une trajectoire de déplacement (A) s'allongeant à côté du creux (510), le long duquel le crochet de crantage (50) peut être sorti de la zone longitudinale de la pièce (10, 11 ; 2, 10) accueillant le creux (510).
  9. Cylindre défibreur selon l'une quelconque des revendications 7 ou 8, caractérisé en ce que l'arête de soulèvement (521) est partie constitutive d'un élément de desserrage (520), lequel est déplaçable en va-et-vient entre deux butées (51, 511) limitant le creux (510), butées (51, 511) dont une est constituée par l'épaulement de crantage (51), et qu'une partie de la trajectoire de déplacement (A) s'étendant à côté du creux (510) est constituée par une surface d'entraînement (524) disposée sur l'élément de desserrage déplaçable (520) et limitée par l'arête de soulèvement (521), surface d'entraînement sur laquelle peut déposé le crochet de crantage (50) soulevé du creux (510), à partir de laquelle le crochet de crantage (50), lors de son mouvement retour après la mise en attaque de l'élément de desserrage (520) à l'épaulement de crantage (51), peut être transféré à une surface de guidage (524) orientée vers le porte-garniture (11) par rapport au creux (510).
  10. Cylindre défibreur selon la revendication 7, caractérisé en ce que le dispositif de desserrage (52) comporte un dispositif déflecteur (523) déviant vers le côté le crochet de crantage (50) se présentant sous forme élastique ou fixée sur palier, en ce que le creux (510) est situé dans la trajectoire de mouvement (B) du crochet de crantage (50) dévié et que l'arête de soulèvement (511) est constitué par l'extrémité du creux (510) située en face de l'épaulement de crantage (51), en ce que le crochet de crantage (50) peut être déplacé hors de la zone d'action du dispositif déflecteur (523) par soulèvement hors du creux (510) et que ledit crochet de crantage (51) peut être transféré par reprise de sa position allongée hors de la première voie de déplacement (B) définie par le dispositif déflecteur (523) à sa deuxième voie de déplacement (A) près de la première voie de déplacement mentionnée (B) s'allongeant à côté du creux (510).
  11. Cylindre défibreur selon l'une quelconque ou plusieurs des revendications 7 à 10, caractérisé en ce que l'épaulement de crantage (51) se présente sous la forme d'une contre-dépouille (514) et que le crochet de crantage (50) coopérant avec ledit épaulement de crantage (51) comporte une gorge (502) adaptée à la forme dudit épaulement de crantage (51).
  12. Cylindre défibreur selon l'une quelconque ou plusieurs des revendications 7 à 11, caractérisé en ce que la partie du dispositif de connexion (6) comportant le crochet de crantage (50) est logée sur palier de manière mobile dans le porte-garniture (11).
  13. Cylindre défibreur selon la revendication 12, caractérisé en ce que le porte-garniture (11) comporte une butée de sûreté (70), laquelle coopère avec un crochet (501) supplémentaire disposé au crochet de crantage (50) et bloque la partie mobile du dispositif de connexion (6) dans le porte-garniture (11).
  14. Cylindre défibreur selon l'une quelconque ou plusieurs des revendications 1 à 13, caractérisé en ce que le porte-garniture (11), en son côté orienté vers le corps de base (10), et/ou le corps de base (10) comporte(nt) une surface d'attaque d'éjecteur (41).
  15. Cylindre défibreur selon la revendication 14, caractérisé en ce que la surface d'attaque d'éjecteur (41) est disposée à une position coaxiale au porte-garniture (11) ou au corps de base (10).
  16. Cylindre défibreur selon l'une quelconque ou plusieurs des revendications 1 à 15, caractérisé en ce qu'un élément d'actionnement (9) déplaçable dans le sens axial est disposé dans l'arbre d'entraînement (2) se présentant sous la forme d'un arbre creux.
  17. Cylindre défibreur selon la revendication 16, caractérisé en ce que l'élément d'actionnement (9) se présente sous la forme d'un éjecteur, lequel peut être mis en appui à la surface d'attaque d'éjecteur (41) disposée à une position coaxiale au porte-garniture (11) ou au corps de base (2).
  18. Cylindre défibreur selon l'une quelconque ou plusieurs des revendications 1 à 17, caractérisé en ce que le corps de base (10) et l'arbre d'entraînement (2) sont connectés réciproquement dans le sens axial au moyen d'un dispositif de connexion (8) de type à clips ou à crans, en ce qu'il est prévu entre le corps de base (10) et l'arbre d'entraînement (2) un ajustement avec jeu (23) et en ce que le corps de base (10) et l'arbre d'entraînement (2) sont connectés réciproquement par complémentarité de formes dans le sens de la rotation.
  19. Cylindre défibreur selon l'une quelconque ou plusieurs des revendications 16 à 18, caractérisé en ce que l'élément d'actionnement (9) est positionnable au dispositif de connexion (8) de type à clips ou à crans créant la connexion entre le corps de base (10) et l'arbre d'entraînement (2).
  20. Cylindre défibreur selon la revendication 19, caractérisé en ce que l'élément d'actionnement (9) comporte un dispositif de soulèvement (90) agissant dans le sens radial, lequel peut être mis en opération sur le dispositif de connexion (8) de type à clips ou à crans à travers au moins une ouverture radiale (27) dans l'arbre d'entraînement (2).
  21. Cylindre défibreur selon l'une quelconque ou plusieurs des revendications 16 à 20, caractérisé en ce que l'élément d'actionnement (9) se présente sous la forme d'une élément demeurant en permanence dans l'arbre d'entraînement (2).
  22. Cylindre défibreur selon l'une quelconque ou plusieurs des revendications 16 à 21, caractérisé en ce que l'élément d'actionnement (9) est soumis à l'action d'un élément élastique (432), de telle manière qu'à sa position de repos, il se trouve à une certaine distance de la surface d'attaque d'éjecteur et/ou de la position desserrant le dispositif de connexion (3, 5, 6, 8).
  23. Métier à filer à bout libéré avec un dispositif d'ouverture de rubans de fibres et un cylindre défibreur selon l'une quelconque des revendications précédentes.
EP02010702A 2001-07-06 2002-05-14 Cylindre peigneur Expired - Lifetime EP1273686B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10132867A DE10132867A1 (de) 2001-07-06 2001-07-06 Auflösewalze
DE10132867 2001-07-06

Publications (3)

Publication Number Publication Date
EP1273686A2 EP1273686A2 (fr) 2003-01-08
EP1273686A3 EP1273686A3 (fr) 2003-09-03
EP1273686B1 true EP1273686B1 (fr) 2007-03-28

Family

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Application Number Title Priority Date Filing Date
EP02010702A Expired - Lifetime EP1273686B1 (fr) 2001-07-06 2002-05-14 Cylindre peigneur

Country Status (8)

Country Link
US (1) US6843437B2 (fr)
EP (1) EP1273686B1 (fr)
CN (1) CN100351441C (fr)
AT (1) ATE358198T1 (fr)
CZ (1) CZ20022109A3 (fr)
DE (2) DE10132867A1 (fr)
SK (1) SK9722002A3 (fr)
TW (1) TWI244515B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3638938B1 (ja) * 2004-03-02 2005-04-13 株式会社 三裕 開繊機
DE102007037229A1 (de) * 2007-08-07 2009-02-12 Rieter Ingolstadt Gmbh Auflösewalze mit Clipverbindung
DE102012100526A1 (de) * 2012-01-23 2013-07-25 Rieter Ingolstadt Gmbh Garniturträger und Auflösewalze mit Schnellverschluss
DE102013103035A1 (de) * 2013-03-25 2014-09-25 Rieter Ingolstadt Gmbh Auflösewalze mit Drehverschluss und Sicherungselement

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2752591A1 (de) * 1977-11-25 1979-05-31 Reiners & Fuerst Aufloesewalze fuer eine offenend- spinnmaschine
GB1596531A (en) * 1978-05-26 1981-08-26 Eadie Bros & Co Ltd Textile opening rollers
GB2050451B (en) * 1979-02-05 1982-12-15 Stewart & Sons Hacklemakers Beater drum
GB2084620B (en) * 1980-10-01 1984-11-21 Eadie Bros & Co Ltd An opening roller for open-end spinning apparatus and a method of removing part of the roller
DE3321236A1 (de) 1983-06-11 1984-12-13 Fritz 7347 Bad Überkingen Stahlecker Verfahren zum herstellen einer aufloesewalze und aufloesewalze fuer oe-spinnaggregate
DE3336327A1 (de) * 1983-10-06 1985-04-18 Drei-S-Werk Präzisionswerkzeuge GmbH & Co Fertigungs-KG, 8540 Schwabach Nadelwalze fuer textilmaschinen
GB8504595D0 (en) * 1985-02-22 1985-03-27 Stewart & Sons Hacklemakers Opening roller assemblies
US4854119A (en) * 1987-02-19 1989-08-08 Fritz Stahlecker Arrangement for open-end rotor spinning
DE3729425C2 (de) * 1987-02-19 1997-07-10 Fritz Stahlecker Deckelteil zum Abdecken der offenen Seite eines Spinnrotors
DE4142067A1 (de) * 1991-12-19 1993-06-24 Hollingsworth Gmbh Bausatz zum komplettieren einer nabe einer aufloesewalzeneinheit zu einer aufloesewalze
DE4411735A1 (de) * 1994-04-06 1995-10-12 Reiners & Fuerst Auflösewalzeneinheit eines Offenend-Spinnaggregats
DE19708190A1 (de) * 1997-02-28 1998-09-03 Rieter Ingolstadt Spinnerei Auslösewalze für eine Offenend-Spinnmaschine
DE19732541A1 (de) * 1997-07-29 1999-02-04 Fritz Stahlecker Garniturring für eine Auflösewalze einer OE-Spinnvorrichtung
DE19934893A1 (de) * 1999-07-24 2001-01-25 Rieter Ingolstadt Spinnerei Vorrichtung zum Befestigen eines auswechselbaren Teils einer ein Fadenabzugsrohr aufweisenden Fadenführung an einer Halterung einer Offenend-Spinnvorrichtung

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Publication number Publication date
US20030019966A1 (en) 2003-01-30
ATE358198T1 (de) 2007-04-15
SK9722002A3 (en) 2003-02-04
TWI244515B (en) 2005-12-01
DE10132867A1 (de) 2003-01-23
EP1273686A2 (fr) 2003-01-08
EP1273686A3 (fr) 2003-09-03
CZ20022109A3 (cs) 2003-02-12
DE50209817D1 (de) 2007-05-10
US6843437B2 (en) 2005-01-18
CN100351441C (zh) 2007-11-28
CN1396321A (zh) 2003-02-12

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