EP1033429B1 - Verstellbarer Warenbreithalter - Google Patents
Verstellbarer Warenbreithalter Download PDFInfo
- Publication number
- EP1033429B1 EP1033429B1 EP00104110A EP00104110A EP1033429B1 EP 1033429 B1 EP1033429 B1 EP 1033429B1 EP 00104110 A EP00104110 A EP 00104110A EP 00104110 A EP00104110 A EP 00104110A EP 1033429 B1 EP1033429 B1 EP 1033429B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- spreader according
- fabric spreader
- another
- end pieces
- adjusting device
- 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
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Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B15/00—Details of, or auxiliary devices incorporated in, weft knitting machines, restricted to machines of this kind
- D04B15/88—Take-up or draw-off devices for knitting products
Definitions
- the invention relates to a fabric spreader, in particular for circular knitting machines or circular knitting machines or for other machines that are tubular goods submit, which is to be combined into a volume.
- Circular knitting machines or circular knitting machines produce one Goods hose that wind up before further processing is. Understandably, this should be as wrinkle-free as possible and happen without delay. If the goods are warped, can this leads to significant quality losses in the further Processing, especially when cutting.
- the fabric spreader is a fabric spreader from DE-OS 2130660 known in the goods hose above the take-off rollers to be ordered.
- the fabric spreader has two rigid End pieces on each other on an adjusting device are kept away and adjustable to each other.
- the end pieces are each arched Crossbar, which is arranged approximately horizontally and itself one extending obliquely downward from the center thereof Guide bar formed.
- the two arranged horizontally Temples of the end pieces define an oval product shape, from starting from the hose laid out flat by the guide bracket becomes.
- the oval defined by the brackets is a priori and relatively elongated in every adjustment position that the goods hose is subject to a relatively large warp.
- EP 0003697 B1 Goods spreader known that the goods from a Square shape starting from the double band shape.
- This fabric spreader has four telescopic trained sliding rods, each in pairs together a triangle standing on top establish.
- the slide brackets are on with their upper ends mounted a bracket that is a horizontal aligned square.
- the lower ends of the Slide brackets are also held by a bracket, which are the triangles defined by the slide bars spreads away from each other.
- the bracket forms an adjustment mechanism that the upper ends of the slide bracket along the diagonal of the Squares shifts so that the top square shrinks or is enlarged.
- the bottom ends accordingly the slide bracket is adjusted in height, whereby the Length of the slide bracket changes. Resulting accordingly Changes in the angle of the slide bracket are caused by articulated Allows connections between the temple ends.
- a fabric spreader which is formed by a square in plan view, from the corners of which triangular guide rods go down extend.
- An adjustment mechanism located in the center of the square bears the corners of the through the outer Poles formed square and moves them accordingly an adjustment movement radially inwards or outwards. This will proportionally change the size of the square, without changing its shape. Rather, the relationship remains the edge lengths of the square constant.
- the fabric spreader according to the invention has two rigid end pieces on what a simple structure and a robust construction enables. Both end pieces are with two brackets arranged at an acute angle to each other provided, the two parts of the product hose towards each other lead until they lie against each other. Joints or other Devices for pivoting the slide bracket are not required.
- the sliding brackets are, for example Bars formed, the upper ends of which are in one fixed bracket distance are arranged, which is not adjustable is. In addition, the bar length is preferred unchangeable, i.e. the respective slide bracket is not telescopic.
- the adjustment device is designed so that the two end pieces in their most approximated position, measured between the rod ends, a distance from each other that is less than that Rod end distance. In their farthest from each other distant position is the distance of the end pieces from each other, measured between the rod ends, greater than the bar end spacing.
- the adjustment device allows it thus, to bring the end pieces into a close position, in the rod ends define a rectangle, its short Edges aligned approximately parallel to the direction of adjustment are.
- the upper ones Set a square to the ends of the bars.
- Adjustment positions in which the end pieces continue are separated from each other insert the upper bar ends Rectangle fixed, the long edges of which are parallel to the Direction of adjustment are oriented.
- the adjustment range By defining the adjustment range ultimately a low distortion in all adjustment positions Collapse of the goods hose reached.
- the deviation the square defined by the upper ends of the slide bracket of the square shape are not too big.
- the adjustment range is preferably not greater than that Rod end distance. He can also be on half Bar end spacing must be limited.
- the rigid end pieces allow due to the elimination of joints or other discontinuities, such as telescopes or the like, a particularly smooth flow of goods. Ultimately, this also serves quality.
- the slide bracket can be at their respective lower End with a V or U shaped connector be connected to each other or by a corresponding continuous pipe bent in the connection area be educated. This also serves to ensure a good flow of goods.
- the fabric spreader is in the interior of the fabric hose arranged. If the adjustment device is remotely operable, an adjustment can overlying goods hose take place without this would have to be cut open.
- the adjustment device can for this purpose have an adjustment drive which is a Includes gearbox. This serves one Drive movement in a synchronous positioning movement of the implement both end pieces. These are preferably linear movable, so that only their distance, but not whose angular position to each other is changed.
- Adjustment drive can be a servomotor, a compressed air drive or also serve a mechanical drive, for example a traction device is effected.
- the Material spreader 1 shows a fabric spreader 1, which is used for tubular goods, e.g. knitted goods or knitted fabric from the transition from the knitting or Knitting machine suitable to take-off rollers.
- the Material spreader 1 is not further within one illustrated goods hose arranged in the figure 1 runs vertically from top to bottom and this way from the fabric spreader 1 from the tube shape in one Flat form is transferred.
- the fabric spreader 1 has two end pieces 2, 3, which are each approximately triangular. each End piece 2, 3 each have two sliding brackets 4, 5; 6, 7 which are connected to each other at their lower end and thus stand at an acute angle to each other. You can via a separate V or U-shaped connector 8, 9 or a V- or U-shaped bending area be connected. Your upper ends 11, 12, 14, 15 are angled into the horizontal. The Ends 11, 12, 14, 15 in pairs towards each other. she can, as illustrated in Figure 2, by Connecting rods 16, 17 connected together or how Figure 1 indicates not to be connected to each other. The Connecting rods 16, 17 are telescopic around one Adjustment of the end pieces 2, 3 towards each other and to allow each other away. The connectors 8, 9 are carried by the slide bracket 4, 5, 6, 7 and otherwise with no other elements connected.
- the upper ends 11, 12, 14, 15 of the slide bars 4, 5, 6, 7 can by appropriately curved connectors be formed in the open ends of the pipes formed slide bracket 4, 5, 6, 7 inserted or are plugged in.
- the slide bracket 4, 5, 6, 7 and the connectors 16, 17 in total Hexagon with two corners angled downwards. This lie on a line with the adjustment direction of the two end pieces 2, 3 (arrow 18 in Figure 2) matches.
- each slide bracket 4, 5, 6, 7 with one Carrier plate 21, 22 connected Approximately in the middle is each slide bracket 4, 5, 6, 7 with one Carrier plate 21, 22 connected, the two at an acute angle mutually arranged slide bracket 4, 5; 6, 7 at their lower end are connected to each other, approximately in the middle summarizes.
- the carrier plates 21, 22 are rigid with the Sliding brackets 4, 5, 6, 7 connected and hold them like FIG. 5 illustrates such that the end pieces 2, 3 are spread apart.
- the end pieces 2, 3 form approximately a right angle with each other, that opens down.
- the whole through the slide bracket 4, 5, 6, 7 and Connectors 16, 17 formed frame is of the Carrier plates 21, 22 worn, which in turn by a Adjustment device 24 are held or carried.
- a Adjustment device 24 To the adjusting device 24 belong in particular from FIG 3 visible linear guides 25, 26, for example open ends of a continuously trained Box profile can be formed.
- this box profile or some other tube is telescopic extendable carrier pieces 27, 28 ( Figure 4), the end the support plates 21, 22 carry.
- Adjustment gear 31 causes.
- the rotatably mounted threaded spindle 32 carries at its free end a handwheel 41 that the Positioning of the end pieces 2, 3 is used.
- a rotary bearing 42 For rotatable storage of the entire fabric spreader 1 serves a rotary bearing 42, from which a holder 43 leads to the box profile.
- a holder 43 One rotatable against the holder 43 mounted shaft 44 extends from the Pivot bearing 42 vertically upwards and is used for suspension of the entire goods spreader 1.
- FIGS. 7a to 7c The adjustment range of the so far described Goods spreader 1 is shown in particular in FIGS. 7a to 7c, which is exaggerated there is illustrated.
- a middle position the upper ends 11, 12, 14, 15 a square solid that in figure 7b is illustrated.
- the end pieces 2, 3 by corresponding rotation of the handwheel 41 closer to each other be brought up. It is then used as an extreme location Figure 7a illustrated position reached.
- the top Ends 11, 12, 14, 15 no longer lay a square, but rather a rectangle that runs across the Adjustment direction 18 is oriented.
- By turning the Handwheel in the opposite direction can the in Figure 7c illustrated position can be reached. Put in this the upper ends 11, 12, 14, 15 of the slide bracket 4, 5, 6, 7 again a rectangle, which is parallel to the Adjustment direction 18 is oriented.
- the end pieces 2, 3 are thus adjusted starting from the square shape ( Figure 7b) below Maintaining the distance between the connecting rods 16, 17 and the length of the slide bracket 4, 5, 6, 7 and their Alignment with each other. It is only the distance of the End pieces 2, 3 and thus the length of the connecting rods 16, 17 changed, which can also be omitted if necessary.
- the adjustment range is preferably so small that the change in area of the the ends 11, 12, 14, 15 described rectangle of a Extreme position to the other only half the square area which is in the middle position from the ends 11, 12, 14, 15 is set.
- the adjustment drive is shown in FIG. 8 again schematically illustrated. He is also so far modified as the carrier pieces 27, 28 not in one Grip box profile, but on a guide element 51st are led. A scale 52 be provided, the distance between the threaded spindle 32 and thus the center of the fabric spreader 1 from the end of one Carrier piece, here indicates the end of the carrier piece 28.
- the scale can serve as an adjustment aid and thus, especially if access to the handwheel 41 is difficult is spare multiple attempts.
- FIG. 9 schematically illustrates one further modified embodiment of a Adjustment device 24. It has an adjustment gear 31 to which a double-threaded spindle 61 belongs. This has a right-hand part 62 and a left-hand part Part 63 on. During the right-hand part 62 the Carrier piece 28 is assigned is the left-hand part 63 the carrier piece 27, not further illustrated assigned.
- the threaded spindle 61 is a Bevel gear 65 driven by the handwheel 41. Alternatively, a crown gear or a Worm gear find application.
- a power operated Drive device for example an electric motor Compressed air drive or the like can be provided.
- Figure 10 illustrates another embodiment the adjusting device 24.
- This has two opposing directions movable racks 71, 72 on the adjusting gear 31 form and at the end the support plates 21, 22 wear.
- Both racks 71, 72 mesh diametrically on each other opposite sides with a pinion 73, the can be driven by an electric motor 74, for example.
- the electric motor 74 can be a geared motor Stepper motor or other electrical drive. This enables a particularly simple way Remote control and an adjustment of the width of the Fabric spreader 1, i.e. the distance between the end pieces 2, 3 from each other without direct access to the fabric spreader 1.
- FIG 11 schematically illustrates another Adjustment device 24 which is fluid-operated.
- the Adjustment device 24 has a pressure medium cylinder 81 on, via a connection nipple 82 with compressed air is acted upon.
- the connection nipple 82 has one Fluid channel 83 on the ball valve 84 in the Interior of the fluid cylinder 81 leads.
- a Piston 85 sealed slidably mounted on the Piston rod 86 carries the carrier plate 22.
- On corresponding piston not further illustrated carries the carrier plate via a corresponding piston rod 21.
- tension spring 87 Via one in or outside of the cylinder 81 arranged tension spring 87 are the carrier plates 21, 22 biased towards each other.
- This Embodiment offers the peculiarity that not only the rigid positioning of the end pieces 2, 3, but also the resilient mounting is possible.
- a Force can be adjusted, taking into account the specific distance between the end pieces 2, 3 then according to the Conditions of the goods hose. Deviating from the otherwise usual rigid mounting of the end pieces 2, 3 can automatically adapt to the knitted fabric result. It is therefore not just the start of one desired position, but also the setting of a desired force possible. If necessary, this effect can but also with a mechanical actuator and one acting between the end piece 2, 3 and the gears Spring can be reached.
- FIG. 12 illustrates another embodiment an adjusting device 24.
- an adjusting gear 31 is a traction mechanism gear with toothed belt or chain 91. This runs over two at a fixed distance from each other held, rotatably mounted, rollers 92, 93. At least one of the two rollers 92, 93 is equipped with a drive, for example. connected to a handwheel or an electric motor. about corresponding link pieces 94, 95 is the chain 91 with rod-like holders 96, 97 connected, which are linearly displaceable are guided and the end plates 21, 22 wear.
- One of the two rollers 92, 93 can be resilient be stored to cause tension of the chain 91.
- FIG. 13 it is possible to use the Adjustment device 24 according to FIG. 12 according to FIG.
- the chain 91 or equivalent other traction means such as a belt, a steel wire or a rope (steel rope) from the actual fabric spreader led upwards.
- This can be done by a rope drum, a chain wheel or another suitable for driving the traction device Element 102 may be formed, for example on a motor shaft or the output shaft of a gearbox.
- the two vertical sections of the traction device which from the element 102 to the Rolls 98, 99 lead, each freely or in an envelope, e.g. a Bowden cable, through a Appropriate machine can be led, the goods hose generated.
- a handwheel can be used Adjustment of the fabric spreader, e.g. above the Knitting area can be arranged.
- An adjustable fabric spreader has rigid End pieces 2, 3 on that in a fixed angular position to each other, but are linearly adjustable.
- the end pieces 2, 3rd positioned accordingly.
- the end pieces 2, 3 are each formed approximately triangular and point with their Peaks down. They insert with their upper corners Square solid. This is only in length, but not in changeable in width. In the middle position it is a Square.
- the adjustment does not change Alignment of the end pieces and their shape. Just that rectangle defined by the upper ends of the end pieces gets shorter or longer. The deviations from the almost The ideal square shape is in all adjustment positions relatively low, so with a simple device good storage of goods is achieved.
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Treatment Of Fiber Materials (AREA)
- Knitting Machines (AREA)
- Catching Or Destruction (AREA)
- Wire Processing (AREA)
Description
und Fig. 4 den Warenbreithalter nach den Figuren 1 und 2, in Perspektivdarstellung,
bis Fig. 7c eine schematisierte Draufsicht auf den Warenbreithalter in unterschiedlichen Verstellpositionen zur Veranschaulichung des Verstellbereichs,
und Fig. 13 jeweils eine Verstelleinrichtung mit einem Zugmittelgetriebe, in schematisierter Darstellung, und
Claims (18)
- Warenbreithalter (1), insbesondere für Rundstrickmaschinen oder Rundwirkmaschinen, gekennzeichnet durch
ein erstes starres Endstück (2), das wenigstens zwei im spitzen Winkel zueinander angeordnete Gleitbügel (4, 5) aufweist, deren obere Enden (11, 12) in einem festen Bügelendenabstand voneinander entfernt angeordnet sind,
ein zweites starres Endstück (3), das wenigstens zwei im spitzen Winkel zueinander angeordnete Gleitbügel (6, 7) aufweist, deren obere Enden (14, 15) in einem festen Bügelendenabstand voneinander entfernt angeordnet sind,
eine Verstelleinrichtung (24), die die Endstücke (2, 3) in einer eingestellten Position ortsfest im Abstand zueinander hält und mittels derer die Endstücke (2, 3) aufeinander zu und voneinander weg so verstellbar sind,
dass die Endstücke (2, 3) in einer ersten Position einen Abstand (11-14; 12-15) voneinander aufweisen, der geringer ist als der Bügelendenabstand (11-12; 14-15), und
dass die Endstücke (2, 3) in einer zweiten Position einen Abstand (11-14; 12-15) voneinander aufweisen, der größer ist als der Bügelendenabstand (11-12; 14-15). - Warenbreithalter nach Anspruch 1, dadurch gekennzeichnet, dass die Bügelendenabstände (11-12; 14-15) der beiden Endstücke (2, 3) miteinander übereinstimmen.
- Warenbreithalter nach Anspruch 1, dadurch gekennzeichnet, dass die Bügelenden (11, 12, 14, 15) die Eckpunkte eines Rechtecks festlegen.
- Warenbreithalter nach Anspruch 1, dadurch gekennzeichnet, dass die Verstelleinrichtung (24) die Endstücken (2, 3) aufeinander zu und voneinander weg verstellbar hält.
- Warenbreithalter nach Anspruch 1, dadurch gekennzeichnet, dass die Verstelleinrichtung (24) die Endstücke (2, 3) unverschwenkbar in festgelegter Winkelausrichtung zueinander hält.
- Warenbreithalter nach Anspruch 1, dadurch gekennzeichnet, dass die Gleitbügel (4, 5, 6, 7) eine feste Länge aufweisen.
- Warenbreithalter nach Anspruch 1, dadurch gekennzeichnet, dass die Gleitbügel (4, 5, 6, 7) jedes Endstücks (2, 3) unverschwenkbar miteinander verbunden sind.
- Warenbreithalter nach Anspruch 1, dadurch gekennzeichnet, dass die Gleitbügel (4, 5, 6, 7) mit ihrem unteren Ende untereinander durch ein U- oder V-förmiges Verbindungsstück (8, 9) verbunden sind.
- Warenbreithalter nach Anspruch 1, dadurch gekennzeichnet, dass die Gleitbügel (4, 5, 6, 7) jeweils ungefähr mittig mit einem Trägerelement (21, 22) verbunden sind, über das das jeweilige Endstück (2, 3) mit der Verstelleinrichtung (24) verbunden ist.
- Warenbreithalter nach Anspruch 1, dadurch gekennzeichnet, dass die Verstelleinrichtung (24) fernsteuerbar oder fernbetätigbar ist.
- Warenbreithalter nach Anspruch 1, dadurch gekennzeichnet, dass die Verstelleinrichtung (24) einen Verstellantrieb (41, 74, 81, 85) aufweist.
- Warenbreithalter nach Anspruch 1, dadurch gekennzeichnet, dass die Verstelleinrichtung (24) ein Verstellgetriebe (31) aufweist.
- Warenbreithalter nach Anspruch 12, dadurch gekennzeichnet, dass das Verstellgetriebe (31) aus einer Antriebsbewegung einander entgegen gerichtete Linearbewegungen der beiden Endstücke (2, 3) erzeugt.
- Warenbreithalter nach Anspruch 13, dadurch gekennzeichnet, dass das Verstellgetriebe (31) ein Spindelgetriebe, ein Zahnradgetriebe, ein Kurvengetriebe oder ein Zugmittelgetriebe ist.
- Warenbreithalter nach Anspruch 11, dadurch gekennzeichnet, dass die Verstelleinrichtung (24) einen Fluidantrieb (81, 85) aufweist.
- Warenbreithalter nach Anspruch 11, dadurch gekennzeichnet, dass der Verstellantrieb (41) ein Handantrieb ist.
- Warenbreithalter nach Anspruch 1, dadurch gekennzeichnet, dass der Verstellantrieb (74) ein elektrischer Antrieb ist.
- Warenbreithalter nach Anspruch 1, dadurch gekennzeichnet, dass die Verstelleinrichtung (24) eine federnd nachgiebige Lagerung der Endstücke (2, 3) erbringt.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19909207A DE19909207C2 (de) | 1999-03-03 | 1999-03-03 | Verstellbarer Warenbreithalter |
DE19909207 | 1999-03-03 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1033429A2 EP1033429A2 (de) | 2000-09-06 |
EP1033429A3 EP1033429A3 (de) | 2000-11-08 |
EP1033429B1 true EP1033429B1 (de) | 2003-10-08 |
Family
ID=7899504
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00104110A Expired - Lifetime EP1033429B1 (de) | 1999-03-03 | 2000-02-29 | Verstellbarer Warenbreithalter |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1033429B1 (de) |
DE (2) | DE19909207C2 (de) |
ES (1) | ES2203359T3 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10123089C1 (de) * | 2001-05-09 | 2002-06-13 | Sipra Patent Beteiligung | Rundstrickmaschine |
KR101969068B1 (ko) * | 2018-02-13 | 2019-04-15 | (주)유영산업 | 원단 개폭용 가이드장치 |
CN115449965B (zh) * | 2022-09-28 | 2023-09-08 | 武汉纺织大学 | 可调式立面托布圈及圆纬机针筒组件 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2130660A1 (de) * | 1971-06-21 | 1972-12-28 | Schubert & Salzer Maschinen | Warenbreithalter fuer Rundstrickmaschinen |
US4314462A (en) * | 1978-02-02 | 1982-02-09 | Institut Textile De France | Method and apparatus for guiding a flexible tube between annular and flattened cross section |
FR2416185A1 (fr) * | 1978-02-02 | 1979-08-31 | Inst Textile De France | Dispositif pour l'aplatissement d'un tube en materiau aisement deformable |
DD151190A1 (de) * | 1980-06-23 | 1981-10-08 | Josef Goebelt | Gestrickbreithalter fuer strickmaschinen,insbesondere rundstrickmaschinen |
JPH0860501A (ja) * | 1994-08-08 | 1996-03-05 | Fukuhara Seiki Seisakusho:Kk | 開反巻取装置及びそれを有する丸編機 |
-
1999
- 1999-03-03 DE DE19909207A patent/DE19909207C2/de not_active Expired - Fee Related
-
2000
- 2000-02-29 ES ES00104110T patent/ES2203359T3/es not_active Expired - Lifetime
- 2000-02-29 DE DE50003957T patent/DE50003957D1/de not_active Expired - Fee Related
- 2000-02-29 EP EP00104110A patent/EP1033429B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE19909207A1 (de) | 2000-09-07 |
EP1033429A2 (de) | 2000-09-06 |
DE50003957D1 (de) | 2003-11-13 |
EP1033429A3 (de) | 2000-11-08 |
DE19909207C2 (de) | 2001-01-25 |
ES2203359T3 (es) | 2004-04-16 |
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