EP1055629B1 - Fadenliefersystem - Google Patents
Fadenliefersystem Download PDFInfo
- Publication number
- EP1055629B1 EP1055629B1 EP20000110457 EP00110457A EP1055629B1 EP 1055629 B1 EP1055629 B1 EP 1055629B1 EP 20000110457 EP20000110457 EP 20000110457 EP 00110457 A EP00110457 A EP 00110457A EP 1055629 B1 EP1055629 B1 EP 1055629B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- column
- feeding system
- thread feeding
- power supply
- supply unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Classifications
-
- D—TEXTILES; PAPER
- 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
- D04B15/38—Devices for supplying, feeding, or guiding threads to needles
- D04B15/48—Thread-feeding devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H51/00—Forwarding filamentary material
- B65H51/20—Devices for temporarily storing filamentary material during forwarding, e.g. for buffer storage
- B65H51/22—Reels or cages, e.g. cylindrical, with storing and forwarding surfaces provided by rollers or bars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H51/00—Forwarding filamentary material
- B65H51/32—Supporting or driving arrangements for forwarding devices
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D47/00—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms
- D03D47/34—Handling the weft between bulk storage and weft-inserting means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/50—Auxiliary process performed during handling process
- B65H2301/53—Auxiliary process performed during handling process for acting on performance of handling machine
- B65H2301/5305—Cooling parts or areas of handling machine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/31—Textiles threads or artificial strands of filaments
Definitions
- the invention relates to a thread delivery system specified in the preamble of claim 1 Art.
- a cable loop leads to the respective delivery device.
- the outer dimensions of the column are chosen so that the load-bearing capacity for the Stand attachable delivery devices and the power supply unit guaranteed is.
- the power supply unit is compact, but that of such yarn delivery systems exposed to the inevitable amount of fluff without protection. She also poses a bulky component of the thread delivery system, with the most unhindered Access and access to the delivery equipment and stand is desirable
- the invention has for its object a thread delivery system of the aforementioned To create a way in which the power supply unit is better against external influences is protected and the access to the stand is as little as possible bothers.
- the interior of the column is used to house the power supply unit, so that it remains largely protected against pollution and access respectively Access to the stand is unhindered from all sides. It results is a compact design of the stand that the power supply unit optically conceals, with short connection distances to the delivery devices.
- the cross-section of the column can be deliberately enlarged to be there (especially in the foot section) to create the accommodation space for the power supply unit. disturbing the above components are avoided. Due to the enlarged cross section of the The column is stable. This enlarged cross-sectional area could at the same time form the foot part or part of it.
- the column is expediently a hollow profile closed in the circumferential direction approximately the same cross-section throughout. This has manufacturing advantages.
- the column could be a hollow profile with an open at least in some areas Be side.
- the power supply unit is used in this area.
- the power supply unit is expedient in a side cutout of the column salvaged, which cutout by at least one cover is covered.
- the column can support the support arms and the power supply unit to be included in the structural part of the wiring, which is different from the power supply unit extends to the delivery devices.
- the delivery devices For this purpose are on the column and / or on the cover cover electrical connection connectors or Cable openings are provided. You only need to lay short sections of cable to be cleaned up, or just the cables of the delivery devices to the Connection connectors to be connected, for example plugged in.
- the pillar, or even the stand can be prepared accordingly by the manufacturer, whereby the set-up time of the thread delivery system can be shortened.
- connection connectors connection points or have passages for cables for data and / or signal transmission the set-up times of such computerized thread delivery systems are reduced.
- the column can also accommodate a compressed air source or a compressed air supply line be used inside because of the without this to accommodate the power supply unit enlarged cross-section of the column enough Offers space for such auxiliary facilities.
- a compressed air source or a compressed air supply line be used inside because of the without this to accommodate the power supply unit enlarged cross-section of the column enough Offers space for such auxiliary facilities.
- modern thread delivery systems namely that compressed air is frequently required for auxiliary functions on the thread delivery devices.
- To the individual connection of the delivery devices to the compressed air source and / or the compressed air supply line can have suitable compressed air connections on the column and / or on the support arms be provided.
- the power supply unit is particularly advantageous to make the power supply unit as compact as possible and train using modern technology so that the power supply unit can also be accommodated in a relatively slim column.
- a power supply unit which is a chopper power supply of the switch-mode design for constant maintenance the DC output voltage for the drive motor, the drive motor control circuit and, if necessary, the duty cycle of the sensors of the respective delivery device that can be changed contains, a small and relatively light transformer can be used and the housing dimensions become inexpensively compact.
- the housing needs such a power supply unit only has a volume of a few cubic decimeters to claim.
- the essence of the invention is the power supply unit fully integrated into the stand so that it is no longer a separate equipment component can be seen.
- a cooling fan can be implemented in the column to effectively dissipate the resulting operating heat.
- the support arms can be attached to the outside of the stable column, or even the column Push through in the transverse direction. This simplifies the assembly of the support arms and leads to a rigid stand.
- the column expediently has a round or square one Cross section with an inside diameter or inside length of at least 100 mm.
- a yarn delivery system Y in FIGS. 1 and 2 has a delivery device stand S. (Feeder Stand) on, with the thread delivery device F and at least one power supply unit P on a thread processing textile machine (not shown) such as a weaving machine, be positioned in their operational positions.
- the stand S has one Foot part 1, for example with floor wheels, at least one essentially vertical Pillar A and, for example, several support arms T carried by pillar A.
- the for Supply of the textile machine, not shown, require thread delivery devices F. fixed at freely selectable positions on the support arms and for example via cables 10, 11 connected to the power supply unit P.
- each thread delivery device F for example, with the drive current for an electrical Drive motor, with a DC voltage for a control circuit or with data, Information or signals supplied. Also a return of signals, data or Information in a networked, computerized thread delivery system, for example with a data bus can be useful.
- the column A is hollow and at least in some areas with such an enlarged internal cross section formed that the at least one power supply unit P inside the column A can be arranged.
- the power supply unit P has a box-like housing 8 which, in addition to electrical, magnetic and electronic components (not shown) for production the drive current and the control current, which from the provided via a cable 5 AC power is derived.
- the cable 5 and possibly one for data transmission provided cable 6 lead from the lower end of the column A inside to the power supply unit P.
- the housing 8 of the power supply unit P is either from Installed above or below in the column A, which is closed on all sides, or more appropriately through at least one lateral opening 24, which is covered by a closure cover 25 can be.
- the closure cover 25 is expediently designed and stipulated that he stiffened the structure of the column A interrupted by the cutout 24.
- electrical connection connectors are on the column or passages 2, 4 are provided, and / or on the closure cover 25, which are to be passed through or connecting the cables 10, 11 can be used.
- FIG. 1 there is a node structure in the housing 8 7B of a data or signal transmission system (network or data bus device) incorporated, to which the thread delivery devices F are connected.
- the column A consists of a hollow profile 22, optionally with the recess 24, the inner cross section of which is dimensioned so large that the housing 8 of the power supply unit P takes place and for example with fasteners 28 can be determined.
- electrical connection connectors 2 shown on the closure cover 25 are electrical connection connectors 2 shown on the closure cover 25.
- the cables 10, 11 optionally connect. These connectors could also be provided directly on the housing 8 and accessible through passages in the hollow profile 22 and / or the closure cover 25 his. Switching or display devices 30 are accessible through the recess 26.
- the support arms T could with fasteners 29 on one side of the Hollow profile 22 may be attached.
- connection connectors or passages 2 distributed in the support arms T. provided and via interconnections 27 with the power supply unit P be connected.
- the power supply unit P is expediently a compact unit with a Volume of only a few cubic decimeters, their compact size through use electronic chopper devices instead of heavy duty transformers are possible. Such a compact power supply unit P will be described later of Figure 4 explained.
- the power supply unit can (as in Figure 1) at the height of the support arms T in the Pillar A are arranged, or deeper just above the foot section 1 to ensure stability of the stand S to improve. It is important that the power supply unit P is protected inside the column and not in the work area on the stand S has the above components, and that possibly also the wiring is predominantly housed in pillar A.
- the hollow profile 22 expediently consists of continuously extruded aluminum or a light metal alloy and has, for example, rectangular or square Cross section with an inner side length of at least 100 mm.
- the power supply unit P is inside the Pillar A of the stand S is mounted with fastening devices 28, if necessary, that it leaves a gap to the inner wall.
- the node structure B, 7 of the data or signal transmission system is mounted with fastening devices 28, if necessary, that it leaves a gap to the inner wall.
- the node structure B, 7 of the data or signal transmission system is a separate unit arranged.
- a compressed air supply line or a compressed air source 34 is provided inside the column A.
- at least one cooling fan can also be used 33 be housed inside the column A, which is used to cool the heat-emitting during operation Components.
- Air inlet and air outlet openings are expedient 31, 32 provided with a cover grille or filters in order in spite of a cooling air flow inside the column A soiling and inevitable fluff accumulation on To prevent entry.
- connection connectors or passages 2, 4 are for example in the Side walls of the column A positioned and connected to the power supply unit P. Connections to nodes accessible from the outside can also be made from the node structure B, 7 Connection connectors 36 may be provided. From the compressed air source respectively corresponding compressed air connections 35 are the compressed air supply line 34 also arranged on the outside of column A, with control and expediently Valve devices 37 are housed inside the pillar A.
- the embodiments shown have in common the use of column A of Stand S as a functional supply component of the yarn delivery system Y that at least the power supply unit P is positioned inside the column and on the column or in the recess of the column cable glands or connection connectors are provided, which selectively connect the to be positioned on the stand Enable thread delivery devices.
- a power supply unit P is preferred uses a chopper power supply Z of the switch-mode type with constant maintenance the DC output voltage for a drive motor M of the respective thread delivery device F for a control circuit C and possibly for sensors D of the thread delivery device F contains variable duty cycle.
- Power supply unit P has a weight of approximately 1 KG and a volume of only approximately Have 2 to 3 liters.
- the chopper power supply Z is connected to the cable 5, the leads to the AC network or to a connection of the associated, not shown Textile machine.
- the chopper power supply unit Z has at least one DC voltage output, to which the cable 10 is connected. In addition, others can DC voltage outputs can be provided, to which the cables 11, 12 are connected are, for example for the control circuit C or the sensors D.
- the chopper power supply unit Z there is a rectifier section 13 with a filter on the input side intended. Behind it is a high-frequency chopper inverter section 14 and a transformer 15. The transformer 15 is followed by a further rectifier section 16 with a filter 21 which leads to output interfaces 3.
- a feedback loop 17 extends with a pulse width modulation element 19 within a circle 18 to the high frequency chopper inverter section 14.
- the sampling ratio of the inverter 14 can be changed so that the DC voltages for the drive motor M, the control circuit C or the sensors D are extremely stable.
- Section 14 contains at least one power transistor and a high frequency one Switches (MOSFET or BIPOLAR).
- the pulse width modulation element 19 can be via a Oscillator clocked and controlled with an amplifier stage and a reference voltage to vary the duty cycle.
- section 14 is the DC level at high frequency (20 to 200 kHz or more) chopped, im Transformer 15 transformed, rectified and filtered in rectifier section 16, so that there is a very uniform DC voltage on the desired one Tension level results.
- the chopper power supply Z can cover an AC voltage range process between 200 and 600 V.
- the chopper power supply unit can be expediently Z switch between several work areas, for example three Steps for 2 to 300 V AC, 300 to 450 V AC, and 450 to 600 V AC voltage.
- a conventional, larger-sized power supply unit is also installed in column A.
- the pillar A could have a correspondingly large cross-section Bottom part and a slimmer top part (not shown), which then carries the support arms T.
- the power supply unit P installed in the pedestal or pedestal-like lower part of column A.
- the connecting cables to the thread delivery devices F run upwards in the slimmer part of column A, or even outside column A. This enlarged lower part could even be the foot part of the stand S form.
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Spinning Or Twisting Of Yarns (AREA)
- Replacing, Conveying, And Pick-Finding For Filamentary Materials (AREA)
- Treatment Of Fiber Materials (AREA)
- Unwinding Of Filamentary Materials (AREA)
Description
- Fig. 1
- eine Seitenansicht, teilweise im Schnitt, eines Fadenliefersystems,
- Fig. 2
- einen schematischen Querschnitt in der Schnittebene II-II von Figur 1,
- Fig. 3
- eine schematische Seitenansicht einer anderen Ausführungsform eines Fadenliefersystems, und
- Fig. 4
- ein Blockschaltbild einer kompakten Stromversorgungs-Einheit.
Claims (16)
- Fadenliefersystem (Y) mit einem Liefergerät-Ständer (S), der einen Fußteil (1), wenigstens eine im wesentlichen vertikale, hohle Säule (A) und an der Säule (A) angeordnete Tragarme (T) für wenigstens ein Fadenliefergerät (F) aufweist und mit wenigstens einer an das Netz anschließbaren Stromversorgungs-Einheit (P) für das wenigstens eine Liefergerät,
dadurch gekennzeichnet, dass die Stromversorgungs-Einheit (P) im Inneren der Säule (A) angeordnet ist. - Fadenliefersystem nach Anspruch 1,
dadurch gekennzeichnet, dass die Säule (A) zumindest im Unterbringungsbereich der Stromversorgungs-Einheit P, einen bis auf mindestens die Abmessungen der Stromversorgungs-Einheit P vergrößerten Querschnitt aufweist. - Fadenliefersystem nach Anspruch 1,
dadurch gekennzeichnet, dass die Säule (A) ein in Umfangsrichtung geschlossenes Hohlprofil (22) mit durchgehend in etwa gleichbleibendem Querschnitt ist. - Fadenliefersystem nach Anspruch 1,
dadurch gekennzeichnet, dass die Säule (A) ein Hohlprofil mit einer, zumindest bereichsweise, offenen Seite (24) ist. - Fadenliefersystem nach Anspruch 1,
dadurch gekennzeichnet, dass die Säule (A) ein extrudiertes Hohlprofil (22) aus Leichtmetall oder einer Leichtmetall-Legierung ist. - Fadenliefersystem nach Anspruch 1,
dadurch gekennzeichnet, dass die Säule (A) zumindest außenseitige Kühlrippen (23) aufweist. - Fadenliefersystem nach Anspruch 1,
dadurch gekennzeichnet, dass ein seitlicher Ausschnitt (24) der Säule (A) durch wenigstens einen Verschlussdeckel (25) abgedeckt ist. - Fadenliefersystem nach wenigstens einem der vorhergehenden Ansprüche,
dadurch gekennzeichnet, dass an der Säule (A) und/oder am Verschlussdeckel (25) elektrische Anschlusskonnektoren oder Kabeldurchlässe (2, 4) für Kabel (10, 11) zu beziehungsweise von den Liefergeräten (F) vorgesehen sind. - Fadenliefersystem nach Anspruch 1,
dadurch gekennzeichnet, dass von der Stromversorgungs-Einheit (B) im Inneren der Säule (A) innenliegende Kabel in die Tragarme (T) und zu dort vorgesehenen Auslässen und/oder Anschlusskonnektoren (2) führen. - Fadenliefersystem nach Anspruch 1,
dadurch gekennzeichnet, dass in der Säule (A) wenigstens eine aktive oder passive Knotenstruktur (7B) zur Daten- und/oder Signalübertragung von oder zu den Liefergeräten (F) vorgesehen ist. - Fadenliefersystem nach Anspruch 10,
dadurch gekennzeichnet, dass an der Säule (A) und/oder den Tragarmen (T) mit der Knotenstruktur (7B) verbundene Anschlussschnittstellen (36) zur Daten- und/oder Signalübertragung vorgesehen sind. - Fadenliefersystem nach Anspruch 1,
dadurch gekennzeichnet, dass im Inneren der Säule (A) eine Druckluftquelle (34) oder ein Druckluftversorgungsstrang, vorzugsweise mit Steuer- und Regelventileinrichtung (37), angeordnet ist, und dass an der Säule (A) und/oder an den Tragarmen (T) Druckluftanschlüsse (35) angebracht sind. - Fadenliefersystem nach Anspruch 1,
dadurch gekennzeichnet, dass die Stromversorgungs-Einheit (P) eine Kompakteinheit ist, die in einem Gehäuse (8) ein Zerhacker-Netzteil (Z) der switch-mode-Bauart mit zur Konstanthaltung der Ausgangsgleichspannung für einen Antriebsmotor (M), einen Antriebsmotor-Steuerkreis (C) und gegebenenfalls von Sensoren (D) eines Liefergeräts (F) veränderbarem Tastverhältnis aufweist. - Fadenliefersystem nach Anspruch 1,
dadurch gekennzeichnet, dass im Inneren der Säule (A) ein Kühlgebläse (33) enthalten ist, und dass Lufteinlassund Auslassöffnungen durch Gitter oder Filter (32, 31) abgedeckt sind. - Fadenliefersystem nach Anspruch 1,
dadurch gekennzeichnet, dass die Tragarme (T) außen an der Säule (A) befestigt sind oder die Säule (A) in Querrichtung durchsetzen. - Fadenliefersystem nach Anspruch 1,
dadurch gekennzeichnet, dass die Säule (A) einen viereckigen oder runden Querschnitt mit einem Innendurchmesser beziehungsweise einer Innenseitenlänge von mindestens 100 mm aufweist.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9900163 | 1999-01-20 | ||
SE9901963A SE9901963D0 (sv) | 1999-05-27 | 1999-05-27 | Fadenliefersystem mit einem liefergeröt-Ständer |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1055629A2 EP1055629A2 (de) | 2000-11-29 |
EP1055629A3 EP1055629A3 (de) | 2001-05-16 |
EP1055629B1 true EP1055629B1 (de) | 2003-08-06 |
Family
ID=20415791
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20000110457 Expired - Lifetime EP1055629B1 (de) | 1999-05-27 | 2000-05-16 | Fadenliefersystem |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1055629B1 (de) |
DE (1) | DE50003161D1 (de) |
SE (1) | SE9901963D0 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108085850A (zh) * | 2018-01-17 | 2018-05-29 | 苏州市丹纺纺织研发有限公司 | 一种具有气流输送器和过滤装置的纺织机 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL181983C (nl) * | 1974-04-10 | 1987-12-16 | Sobrevin | Inrichting voor het opslaan en afleveren van een bewegende draad. |
DE4304714A1 (de) * | 1993-02-16 | 1994-08-18 | Iro Ab | Fadenverarbeitendes System |
-
1999
- 1999-05-27 SE SE9901963A patent/SE9901963D0/xx unknown
-
2000
- 2000-05-16 DE DE50003161T patent/DE50003161D1/de not_active Expired - Fee Related
- 2000-05-16 EP EP20000110457 patent/EP1055629B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1055629A3 (de) | 2001-05-16 |
DE50003161D1 (de) | 2003-09-11 |
SE9901963D0 (sv) | 1999-05-27 |
EP1055629A2 (de) | 2000-11-29 |
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