EP3445902A1 - Métier circulaire - Google Patents

Métier circulaire

Info

Publication number
EP3445902A1
EP3445902A1 EP17719989.0A EP17719989A EP3445902A1 EP 3445902 A1 EP3445902 A1 EP 3445902A1 EP 17719989 A EP17719989 A EP 17719989A EP 3445902 A1 EP3445902 A1 EP 3445902A1
Authority
EP
European Patent Office
Prior art keywords
changing device
gripper
coil
guide
loom
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP17719989.0A
Other languages
German (de)
English (en)
Other versions
EP3445902B1 (fr
Inventor
Reinhold Hehenberger
Philipp HEHENBERGER
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.)
Individual
Original Assignee
Individual
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=58640648&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP3445902(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Individual filed Critical Individual
Publication of EP3445902A1 publication Critical patent/EP3445902A1/fr
Application granted granted Critical
Publication of EP3445902B1 publication Critical patent/EP3445902B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D37/00—Circular looms
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D45/00—Looms with automatic weft replenishment
    • D03D45/20—Changing bobbins, cops or other loom components carried by the shuttle

Definitions

  • the invention relates to a circular loom according to the
  • EP 0 786 026 Bl describes a generic circular loom, in which a plurality of shooters in the so-called weaving or traveling compartment circulates between two sets of warp ribbons on a horizontal circular path. The shooters carry rounds, of which
  • the longitudinal axes of the Schussspulen are oriented substantially in the direction of the tangent to the circular orbital motion of the shooter.
  • EP 2 570 530 AI describes a Kettbändchenwumbleter for looms, with a sensor piece having a passage for a warp, wherein the sensor piece between a rest position, in which it is biased, and a working position, in which it by a tensile stress of the through passage
  • Kettbmixchens passing through Kettbmixchens is movable back and forth.
  • CH 199413 A discloses a Schussspulen- exchanging device for other types of looms with
  • Impact hammer comes to stand.
  • the impact hammer can be operated via a bumper, for example by an eccentric cam, so that the expired coil through the new Spool is displaced.
  • the object of the present invention is to eliminate the disadvantages of the prior art or
  • the invention is a
  • the circular loom according to the invention has a Schussspulen- changing device for replacing a recorded in the bobbin holder of the weft shooter on a guide means for guiding the changing device between a lifted from the bobbin holding standby position and lowered to the bobbin holder changing position.
  • the downtime of the circular loom can be shortened.
  • the performance of the circular loom can be increased and the waste can be reduced.
  • the changing device is lowered between one of the coil holder
  • the state of consumption of the weft coil i.e., the length of the weft ribbon wound on the weft spool
  • the state of consumption of the weft coil may be detected by a suitable sensor. Thereafter, the upper Kettbyerchenschar can be pulled apart to provide access to the coil holder with the Schussspule.
  • Changing device may initially be in a waiting position
  • the changing device can be lowered into the change position, in which the
  • Changing device can be brought into engagement with the spent shot coil. By lifting the changing device in the waiting position, the firing coil can then from the
  • Winder holder of the wiper are removed. Finally, a full firing coil can be inserted into the coil support to complete replacement of the spent firing coil with a full firing coil.
  • the longitudinal axis of the shuttle is substantially in the direction of the tangent to the circular orbital motion of the shuttle, i. in a tangential direction in the plane substantially perpendicular to the main axis of the circular loom, oriented.
  • the main axis of the circular loom preferably extends in operation substantially in the vertical direction.
  • Rundriet is arranged substantially symmetrically about the main axis of the circular loom.
  • Changing device at least one gripper for releasable
  • the gripper is adapted for positive connection with the firing coil.
  • the gripper is adapted for positive connection with the firing coil.
  • the gripper is adapted to the Schussspule in the transfer of the
  • the gripper For receiving the firing spool from the spool holder or for discharging the firing spool into the spool holder, it is favorable if the gripper has a pair of gripper elements for detachable connection to opposite ends of a firing spool.
  • the gripper elements preferably engage
  • connection elements of the firing coil which preferably symmetrically about the longitudinal axis of the firing coil to the
  • longitudinal ends of the firing coil are arranged.
  • the firing coil can have two side windows
  • connection elements are provided.
  • Connection elements may in particular have peripheral depressions, on which the gripper elements can engage.
  • the gripper elements are arranged at a distance from each other, which corresponds to the distance between the points of engagement of the gripper elements on the firing spool. If the
  • Coil holder for holding the longitudinal axis of the firing spool is arranged substantially in the tangential direction with respect to the main axis of the circular loom, the gripper elements are preferably spaced apart in the tangential direction.
  • two gripper arms each pivotable about a pivot axis, are provided which are used for fixing or releasing the gripper arms
  • Schussspule can be swung apart.
  • Webreens provided a backdrop on which the
  • Shot coil is missing the winding, whereby the backdrop is not engaged and the firing coil can be accommodated.
  • Opening device may be provided for pivoting apart of the gripper arms.
  • the changing device has at least two grippers for detachable connection, each with a weft coil.
  • at least two grippers are provided which allow the arrangement of a corresponding number of weft coils, that is, of at least two weft coils.
  • the changing device is also called
  • At least one further firing coil can be mounted on the changer device in addition to a firing coil to be dispensed into the coil mount or to be received by the coil mount.
  • the changing device are transferable.
  • the changing device is transferable.
  • the changing device is transferable.
  • the changing device is transferable.
  • Gripper stock position in the gripper changing position by a pivot angle of preferably substantially 90 ° pivoted.
  • an empty gripper i.e., a gripper without a gun spool attached thereto
  • the changer may be brought from the raised standby position to the lowered change position to engage the gripper with the spent shot coil in the spool holder.
  • the changing device can be transferred upwards to the waiting position.
  • a gripper with a full firing spool can first be transferred to the gripper changing position.
  • the changing device can be lowered from the waiting position to the change position and the full shot coil are discharged from the gripper into the spool holder.
  • the changing process can be greatly facilitated if the changing device is a conveying element for transferring each
  • Has gripper changing position wherein as a conveying element preferably an endless element, in particular an endless belt or an endless chain, for circulation on the frame of
  • a conveying element is mounted on the frame in such a way that the grippers move from the gripper stock position into the gripper position
  • the frame preferably has an upper and a lower bearing element, in particular in the form of bearing rollers, around which the endless element in the transfer of the gripper between the supply and
  • Guide means a first linear guide for guiding the Changing device from the waiting position to a
  • the feed movement of the changing device to the coil holder is divided into two sections.
  • the changing device in the waiting position in plan view is at least partially, preferably completely, arranged outside the Rundriets. This means that the changing device in the waiting position seen in the radial direction at least over the Rundriet
  • the guide device in the waiting position for the operator is particularly accessible, so that the handling of the
  • the second linear guide extends substantially perpendicular to the first linear guide.
  • first linear guide substantially perpendicular to the main axis and the second linear guide substantially in the direction of Main axis extends.
  • first linear guide extends substantially in the radial direction
  • second linear guide substantially in the axial direction, in each case relative to the main axis of the circular loom.
  • the latching device may, for example, a gripper unit with two mutually pivotable
  • Gripper unit can in this case be attached to the changing device and the counter element to the guide device.
  • the gripper unit is mounted on the guide means and the counter-element on the changing device.
  • the guide means may be connected to a first drive unit.
  • the guide means may be connected to a first drive unit.
  • the first drive unit is designed to bring about the lowering of the changing device from the intermediate position i to the change position.
  • the first embodiment is the one
  • the first drive unit may for example have a rack and pinion drive.
  • the movement of the changing device along the first linear guide can in this embodiment without the support of a
  • Guide means a movable guide member having a first leg and with a second leg, wherein the movable guide member between an upper position and a lower position along a first stationary guide member is displaceable, wherein the first leg of the movable guide member in the upper position in
  • first leg and the second leg of the movable guide element substantially perpendicular
  • the first linear guide is formed by the second stationary guide member and the first leg of the movable guide member.
  • the second linear guide results from the linear displacement of the movable guide element along the first stationary guide element.
  • stationary means that the first and second fixed guide members in the transfer of the changing device from the waiting position in the
  • the changing device preferably has a bearing element for detachable connection with the guide device, in particular with the second stationary guide element.
  • the bearing element is in particular for hanging in the guide device,
  • the conveying element of the changing device is preferably connected or connectable to a second drive unit.
  • the second drive unit is mounted on the guide device, wherein the second drive unit in the waiting position of
  • the weight of the changing device can thus be reduced, so that the handling of the changing device before its attachment to the guide device is substantially facilitated. It is also advantageous that the
  • 1a is a perspective view of a circular loom according to the invention with a changing device for replacing spent weft coils against full weft coils, wherein the changing device is shown in an outer waiting position above a Rundriets;
  • Each lb, lc a detail view of the circular loom according to Fig. La in the waiting position;
  • FIGS. 1 a, 1 b, 1 c shows a perspective detail view of the circular loom in FIGS. 1 a, 1 b, 1 c, wherein the changing device has been displaced in the radial direction inwardly into an intermediate position along a first linear guide;
  • Fig. 3a is a perspective view of the circular loom of Fig. La to 1c, 2, wherein the changing device in a
  • Fig. 3b shows a further perspective view of the circular loom, wherein the changing device as in Fig. 3a in the
  • FIG. 4 shows a view of the changing device of the circular loom according to the invention in the waiting position (see Fig. La, lb, lc), wherein eight full weft coils were arranged in lateral storage positions and an empty gripper for a spent shot coil in a lower gripper changing position;
  • Figure 5 is a view of the changing device according to Figure 4 in the intermediate position, wherein the empty gripper is above and at a distance to the spent shot coil on the (not shown in Figure 5) coil holder.
  • Fig. 6 is a view of the changing device according to FIG. 5 in the change position, wherein the gripper at the bottom of the
  • Fig. 7a is a view of the changing device, which has been moved starting from the position of FIG. 6 upwards into the intermediate position, wherein the empty weft coil still in the
  • Gripper change position is arranged
  • Fig. 7b is a side view of the changing device
  • Fig. 8 is another view of the changing device, starting from the position shown in FIG. 7a, 7b a full
  • the bobbin was moved to the gripper change position and the spent shot coil to a gripper storage position;
  • Circular loom from which the holder of the weft coils on the grippers of the changing device can be seen.
  • Circular loom 1 is for the use of tapes, threads, monofilaments and multifilaments as Kettbändchen and
  • the circular loom 1 has a circular rivet 2, which is arranged around a main axis 2e which extends essentially vertically in the operating position shown.
  • the main axis 2e runs along a machine shaft (not shown).
  • the circular loom 1 comprises a warp-feeder 3a having a plurality of warp-tie guide elements 3b, which are designed as length compensation compensators, each having a spring bar and an eyelet at the upper end of the
  • the warp-tape guiding elements 3b are arranged distributed around the round pile 2 of the circular loom 1. For better clarity, only one feeder 3a is shown in a schematic representation.
  • the round reed 2 comprises an upper hoop 2a and a lower hoop 2b between which a plurality of reed bar segments 2d are uniformly distributed with spaces between adjacent reed bars.
  • the Kettbmixchen 4 are not shown
  • Kettbmixchenspulen through the Kettbändchen-guide elements 3 through and further through the spaces between the
  • Shedding means 5 comprise a plurality of first strands 6 and a plurality of second strands 7 at their ends
  • Each of the first strands 6 has an eyelet through which a warp tape 4 is passed. These passed through the eyelets of the first strands 6
  • Kettbmixchen 4 form a first Kettbändchenschar 10.
  • Each of the second strands has an eyelet through which a warp tape 4 is passed. These through the eyelets of the second strands. 7 passed through Kettbmixchen form a second
  • Kettbschchenschar 11 Alternatively eyelet bands can be used.
  • a lever driven by an eccentric moves the loop of hoop around the fixed rollers up or down (not shown).
  • shed 9 also called moving compartment
  • Shed 9 is closed when the strands 6, 7 are in a central position in which the eyes of the first strands 6 and the second strands 7 are at the same height, whereby both
  • Kettbändchenscharen 10, 11 lie in the same area or
  • Warp band is. It is therefore the case that the angle between the first warp sheet 10 and the surface is equal to the angle between the second warp sheet 11 and the surface.
  • the surface is also defined as a surface containing the geometric connecting lines between the warp guide elements 3b and the weaving ring 14.
  • Shed 9 reaches a maximum when the two
  • Firing ribbon is fixed in the tissue and it may be from the next
  • FIG. 1a an even number of weavers 12, for example eight weavers 12, run at equal distances from each other in the round rill 2 (in FIG. 1 a only two riflemen 12 are shown in FIG. 1a
  • the generated tubular fabric is guided inwardly to a centrally located Webring 14, where it is deflected to (not shown) take-off rollers out.
  • the shuttle 12 has a bobbin holder 15, which guides the longitudinal axis 16 of the bobbin 13 substantially parallel to a tangent to a direction of rotation 17 of the shuttle 12 on the round bobbin 2, i. essentially in the tangential direction relative to the
  • Main axis 2e stops.
  • the loom 1 further comprises a weft changer 18 for exchanging spent weft bobbins 13a (see, e.g., Fig. 3b) in the bobbin holders 15.
  • a weft changer 18 for exchanging spent weft bobbins 13a (see, e.g., Fig. 3b) in the bobbin holders 15.
  • Fig. La is the
  • Circular loom 1 can be releasably connected to a guide device 19.
  • the changing device 18 In the waiting position, the changing device 18 is located in the radial direction, with respect to the main axis 2 e, outside the Rundriets 2.
  • the main axis 2 e In addition, the
  • the changing device 18 in the waiting position in the axial direction, again related to the main axis 2e, arranged above the Rundriets 2. As a result, the changing device 18 can be attached to the guide device 19 from the outside or removed therefrom.
  • the guide device 19 has a first
  • Linear guide 20 for guiding the changing device 18 from the waiting position in the same height position inwards into an intermediate position and a second linear guide 21 for guiding the changing device 18 from the intermediate position down into the changing position.
  • the second linear guide 21 extends substantially perpendicular to the first linear guide 20.
  • the first linear guide 20 extends substantially perpendicular to the main axis 2e in the radial direction
  • the second linear guide 20 extends substantially in the direction of the main axis 2e, ie in the axial direction.
  • the guide device 19 has two first linear guides 20 and two second linear guides 21, which are used to guide opposite longitudinal sides of the changing device 18
  • the changing device 18 has a plurality of grippers 22 for gripping or holding the weft coils 13. In the embodiment shown, the changing device 18 has nine
  • Schussspulen 13 can be attached.
  • eight full weft coils 13b are disposed on the changer 18, with a gripper 22 on the underside of the changer 18 being empty, i. free of a shooting coil 13, is.
  • Each gripper 22 has a pair of gripper members 23 for releasable connection to opposite ends of one
  • the gripper elements 23 each have two gripper limbs 24a, which together form a recess 24b for receiving connecting elements 24c of the weft coils 13
  • the structure of the Schussspulen 13 and the holder of the Schussspulen 13 can be seen on the changing device 18, wherein only for reasons of better understanding of individual grippers 22, the items of the Schussspulen 13 are shown. Accordingly, the weft coils 13 seen in the direction of the longitudinal axis 16 has two ends at which the
  • connection elements 24c are arranged.
  • the connection elements 24c jump out of side windows 13c of the weft coils 13 to the outside.
  • circumferential recesses 24d are formed, which serve as points of attack for the
  • Gripper legs 24a are formed. In the connected state, the firing coil 13 via the connecting elements 24 c to the
  • Gripper elements 23 of the gripper 22 attached.
  • the gripper legs 24 a are between one
  • Gripper change position can be transferred.
  • the gripper 22 are arranged with the eight full Schussspulen 13b each in a gripper storage position, whereas the gripper 22 is arranged at the bottom in the gripper changing position.
  • the changing device 18 For transferring a gripper 22 from the gripper storage position into the gripper changing position, the changing device 18 has a conveying element 26, which in the embodiment shown is designed as an endless belt, which is set up for full circulation on the frame 25 of the changing device 18.
  • each gripper 22 can be placed in one of the eight gripper stock positions or in the gripper change position.
  • the grippers 22 are arranged in the conveyor or circulation direction at intervals on the conveyor element 26.
  • the weft spools 13 In the gripper storage positions, the weft spools 13 are arranged lying horizontally one above the other on both longitudinal sides of the frame 25 of the changing device 18. In the embodiment shown are four each
  • the guide device 19 has a movable guide element 27 consisting of a first leg 27a and a second leg 27b, wherein the first leg 27a and the second leg 27b are arranged substantially perpendicular to each other.
  • the movable guide member 27 is slidable between an upper position and a lower position along a first fixed guide member 28.
  • the first leg 27a of the movable guide member 27 extends in the upper position, a second stationary guide member 29.
  • the changer 18 is in the upper position of
  • Guide element 27 from the intermediate position along the first stationary guide member 28 in the change position is displaceable.
  • the changing device 18 has a bearing element 34 for detachable connection to the second stationary guide element 29 of the guide device 19.
  • a bearing element 34 As a bearing element 34, a roller is provided in the embodiment shown, which along the second stationary guide member 29 and the first
  • leg 27a of the movable guide member 27 is running.
  • the second stationary guide element 29 and the first leg 27a of the movable guide element 27 are each formed as a guide rail.
  • Guide elements 28, 29 are on a frame 35th
  • the latching device 36 has a gripper unit 37 with two mutually pivotable gripper arms 38, which with a corresponding
  • Gripper unit 37 is in this case attached to the changing device 18 and the counter element 39 on the guide device 19.
  • the second drive unit 40 is provided, with which the circulation movement of the conveying element 26 on the frame 25 of the changing device 18 is driven.
  • the second drive unit 40 is in this case mounted on the movable guide element 27 of the guide device 19, wherein the second drive unit 40 in the
  • the second drive unit 40 has a drive, in particular an electric drive 41, whose output shaft can be coupled to a drive shaft of the conveyor element 26 via a connecting element 42 conical in the illustrated embodiment.
  • the connecting element 42 can be extended in the intermediate position to a

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Looms (AREA)

Abstract

Métier circulaire (1) comprenant - un axe principal (2e) ; - un peigne circulaire (2) ; - un dispositif d'alimentation en bandelettes de chaîne (3a) destiné à l'alimentation en bandelettes de chaîne (4) ; - au moins deux navettes (12) circulant le long du peigne circulaire (2) et pourvues chacune d'un porte-canette (15) destiné à maintenir une canette (13 ; 13a, 13b) de sorte que celle-ci puisse tourner autour de son axe longitudinal (16), le porte-canette (15) étant conçu pour maintenir l'axe longitudinal (16) de la canette (13) de manière sensiblement parallèle au sens de déplacement (17) de la navette (12) lorsque ladite navette (12) effectue un mouvement circulaire, - un dispositif de changement de canettes (18) servant à changer une canette (13) reçue dans le porte-canette (15) de la navette (12) et - un dispositif de guidage (19) destiné à guider le dispositif de changement (18) entre une position d'attente relevée du porte-canette (15) et une position de changement abaissée vers le porte-canette (15).
EP17719989.0A 2016-04-22 2017-04-21 Métier circulaire Active EP3445902B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ATA50361/2016A AT518070B1 (de) 2016-04-22 2016-04-22 Rundwebmaschine
PCT/AT2017/060103 WO2017181212A1 (fr) 2016-04-22 2017-04-21 Métier circulaire

Publications (2)

Publication Number Publication Date
EP3445902A1 true EP3445902A1 (fr) 2019-02-27
EP3445902B1 EP3445902B1 (fr) 2020-11-04

Family

ID=58640648

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17719989.0A Active EP3445902B1 (fr) 2016-04-22 2017-04-21 Métier circulaire

Country Status (5)

Country Link
EP (1) EP3445902B1 (fr)
CN (1) CN109072504B (fr)
AT (1) AT518070B1 (fr)
BR (1) BR112018071443B8 (fr)
WO (1) WO2017181212A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109868541A (zh) * 2019-04-04 2019-06-11 山东绿城家居有限公司 经纬线送线装置
CN115323585B (zh) * 2022-08-29 2023-07-18 华南理工大学 一种圆织机的自动换梭装置及换梭方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE627780C (de) * 1932-06-23 1936-03-23 Mario Bulckaen Vorrichtung zum Auswechseln der Schussspulen an Rundwebstuehlen
CH199413A (de) * 1937-08-14 1938-08-31 Zangs Ag Maschf Schussspulenauswechselvorrichtung.
DE29912141U1 (de) * 1999-07-12 1999-10-28 Yen, Wei-Chieh, Shu-Lin Chen, Taipeh Querschnitts-Stoff-Aufroll-Maschine
AT504348B8 (de) * 2007-03-07 2008-09-15 Starlinger & Co Gmbh Rundwebmaschine
KR200465047Y1 (ko) * 2011-06-23 2013-02-07 (주)유성특수산업 고밀도 관형 직물 제직용 원형직기
EP2570530B1 (fr) * 2011-09-14 2014-01-01 Starlinger & Co Gesellschaft m.b.H. Dispositif de surveillance de fils de chaînes et métier à tisser circulaire
EP2829645B1 (fr) * 2013-07-24 2018-09-05 Starlinger & Co Gesellschaft m.b.H. Métier à tisser circulaire
EP3159441A1 (fr) * 2015-10-21 2017-04-26 Starlinger & Co. Gesellschaft m.b.H. Metier a tisser circulaire

Also Published As

Publication number Publication date
EP3445902B1 (fr) 2020-11-04
CN109072504B (zh) 2021-04-13
AT518070B1 (de) 2017-07-15
WO2017181212A1 (fr) 2017-10-26
CN109072504A (zh) 2018-12-21
AT518070A4 (de) 2017-07-15
BR112018071443B1 (pt) 2022-08-30
BR112018071443A2 (pt) 2019-02-05
BR112018071443B8 (pt) 2022-10-11

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