EP0825624A2 - Procédé pour le bobinage en couches de matériaux filamenteux et dispositif - Google Patents

Procédé pour le bobinage en couches de matériaux filamenteux et dispositif Download PDF

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Publication number
EP0825624A2
EP0825624A2 EP97114456A EP97114456A EP0825624A2 EP 0825624 A2 EP0825624 A2 EP 0825624A2 EP 97114456 A EP97114456 A EP 97114456A EP 97114456 A EP97114456 A EP 97114456A EP 0825624 A2 EP0825624 A2 EP 0825624A2
Authority
EP
European Patent Office
Prior art keywords
winding
feed
intermediate layer
spool
strand
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
EP97114456A
Other languages
German (de)
English (en)
Other versions
EP0825624B1 (fr
EP0825624A3 (fr
Inventor
Holger Eisentraut
Heinrich Wolf
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.)
WC Heraus GmbH and Co KG
Original Assignee
WC Heraus GmbH and Co KG
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 WC Heraus GmbH and Co KG filed Critical WC Heraus GmbH and Co KG
Publication of EP0825624A2 publication Critical patent/EP0825624A2/fr
Publication of EP0825624A3 publication Critical patent/EP0825624A3/fr
Application granted granted Critical
Publication of EP0825624B1 publication Critical patent/EP0825624B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/12—Insulating of windings
    • H01F41/122—Insulating between turns or between winding layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H54/00—Winding, coiling, or depositing filamentary material
    • B65H54/02—Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
    • B65H54/28—Traversing devices; Package-shaping arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H54/00—Winding, coiling, or depositing filamentary material
    • B65H54/02—Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
    • B65H54/28—Traversing devices; Package-shaping arrangements
    • B65H54/2803—Traversing devices; Package-shaping arrangements with a traversely moving package
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H55/00—Wound packages of filamentary material
    • B65H55/04—Wound packages of filamentary material characterised by method of winding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/06—Coil winding
    • H01F41/061—Winding flat conductive wires or sheets
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/06—Coil winding
    • H01F41/064—Winding non-flat conductive wires, e.g. rods, cables or cords
    • 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
    • B65H2701/37—Tapes
    • 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
    • B65H2701/39—Other types of filamentary materials or special applications
    • B65H2701/3914—Irregular cross section, i.e. not circular
    • 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
    • B65H2701/39—Other types of filamentary materials or special applications
    • B65H2701/3916—Inserts between layers of wire, hose or yarn

Definitions

  • the invention relates to a method for winding layers of winding material in layers, in particular of wire, extruded profile or strip material, on a rotatable winding spool with lateral feed movement between the strand feed of the winding material and the winding spool, the winding material together with an intermediate layer as a tape with a side Feed movement between the strand feed of the intermediate layer tape and the winding spool is wound up on the winding spool during a winding process and parts of the Wrapped goods are each wound on partial areas of the intermediate layer previously applied and wherein the speed of the axial advance movement of the intermediate layer is greater than the speed of the axial feed movement of the winding material and a device.
  • DE 34 28 893 A1 describes a method for producing a layer winding, in particular High voltage layer winding, for transformers, transducers, choke coils or the like with a large number of alternating layers of insulating tapes (insulating layers) and known from one or more conductors (winding layers), the respective insulating layer is wound simultaneously in the same direction with the winding layer wound on this and the insulating tape is wider than the width or diameter of one Conductor; the insulating tape is at least in a larger section of an insulating layer a larger slope than the conductor and is wound at the ends of the winding layers an edge made of insulating material applied at twice the height of a winding layer; at The insulating tape is wound further on reaching the outer end face of a layer winding edge and the part of the insulating tape projecting beyond the end face becomes continuous cut off, the insulating tape or the remaining tape as long as without feed is further wound until the free spaces that otherwise arise at the layer winding edge are filled are.
  • an electrical coil with layer insulation is known from DT 21 57 452 B2, which consists of a flat insulating tape, the width of which is greater than the axial thickness of the Winding cross-section; the tape is wound with a pitch that is at least on one Part of the distance between the ends of the layers is greater than the slope of the wound Winding wire, with one end support at each end of the coil, each end support consists of concentric sections, the heights of which are equal to the height of two winding layers are and which consist of pitch-free wrapped insulating tape, that with the insulating tape the insulation layer that is on the same radius as the inner radius of the End support section, communicates seamlessly; there are any number of layer insulations and end support sections from a single continuous insulating tape, wherein the number of turns of a winding layer is equal to the sum of the number of turns of a layer insulation and the number of turns of an end post portion.
  • the respective end support section prevents lateral tipping the winding material, which results in an increased manufacturing and space requirement; continues to prove it is problematic that the thickness of the intermediate layer on the thickness of the winding material must be coordinated in order to have the same amount of material to be wound in the edge area per winding layer Achieve liner.
  • a pressing device on the side of the material following the winding process shifted so that the coiled layers lie close together on the sides. In the end one The position between the pressing device and the coil flange is 1.5 times the material diameter maintain appropriate distance until the material is the next higher layer has reached and in the winding groove between the last and the penultimate turn of the previous location.
  • a suitable device has an axially displaceable pressure roller and an independently movable winding spool.
  • DE 30 24 095 C2 describes a winding machine for winding strand-like material to be wound known on a spool, in which the winding material is fed via a strand feed and wherein a feed drive for a reciprocating traversing movement of the spool and strand guidance with a control device for maintaining a constant run-up angle ⁇ is provided for the exact laying of the turns within each winding layer;
  • the control device has a first measuring device which detects the position of the last wound Winding at a certain coil rotation angle in front of the winding point lying measuring point and a second measuring device for detecting the respective traversing position of spool and strand feed; it has a computer which consists of the Measurement data of both measuring devices calculates the relative position that the coil and the Strand feed after rotating the bobbin by the bobbin rotation angle to maintain the Must have reached the run-up angle ⁇ and controls the feed drive from it.
  • DE 41 27 319 C2 discloses a device for winding up a layer by layer elongated or strand-shaped winding material known, in particular an electrical Cable, the winding material for the purpose of layer-wise winding from a fixed strand feed a winding spool is fed, which in a sliding rewinder with side Feed is arranged opposite the strand guide; for exact laying of the turns the winding material is moved back and forth in the respective winding position, wherein a control device is provided, the signals from a measuring head on the rewinder receives, the measuring head with a gear frictionally mounted in a fixed Rack engages to the longitudinal displacement or the lateral feed of the rewinder to exactly match the rotations of the spool.
  • a control device is provided, the signals from a measuring head on the rewinder receives, the measuring head with a gear frictionally mounted in a fixed Rack engages to the longitudinal displacement or the lateral feed of the rewinder to exactly match the rotations of the spool.
  • the known devices are essentially for winding cables with external Suitable for wrapping while winding wires or extruded profiles metallic surface, especially with small dimensions for contacts in electronics or relay technology is problematic since the layers wound on top of each other come into direct contact and damage the surfaces by mutual mechanical Contact and electrochemical corrosion can occur; there is a risk of corrosion especially in the case of layered extruded profiles with different metals; the associated Sensors require a relatively high level of technical effort.
  • the object of the invention is to provide a method for the automated winding of strand-like or elongated winding material - in particular of small-sized wires or extruded profiles made of multi-layer materials for the production of contacts or weld-on contacts in electronics or relay technology - specify where between the individual Wrapping layers of the winding material intermediate layers are wrapped, which is a mechanical Touching two superimposed adjacent layers of the winding material under all Prevent circumstances, so no surface damage and no material transfer occur in the winding material; Furthermore, there should also be any gaps in the side flange area a winding spool can arise as a result of a run-up angle can be prevented; In addition, the winding pattern of the winding should be as orderly as possible and should be trouble-free Unwinding are guaranteed; continue to be a simple, inexpensive device be specified for carrying out the method.
  • Partial areas of the winding material are preferably each on partial areas of the previously applied Liner wrapped, the ratio of the width of the liner to the width of the winding material m: 1, and m is a number with m ⁇ 3; where is the average speed the feed of the intermediate layer seen in the axial direction of the coil is higher than the speed the feed of the winding material.
  • the ratio of the width lies out Existing paper-like intermediate layer to the width of the winding material in the range of 3: 1.
  • the average speed of feeding the liner to the average speed the feed of the winding material is approximately 3: 1, with a slight overlap in the layer of the intermediate layer, which is a contact arranged one above the other Layers of the winding material prevented with great certainty.
  • the winding spool makes an additional turn executed while the side feed of the intermediate layer remains in its end position; this means that there is a continuous intermediate layer along the flange of the winding spool arises, to which the next layer of strand-like winding material is then applied can.
  • the reliability also proves to be advantageous that in practice a low error rate can be expected and a later unwinding process for further processing is completely unproblematic.
  • the average ratio of the lateral one Feed path of the control device for the winding material for the lateral feed of the Control device for the intermediate layer tape approximately 1: 3.
  • the device is also particularly suitable for winding up winding material with very small dimensions, for example in the case of profiled wires with a cross section of ⁇ 2 mm 2 .
  • the strand-like winding material 1 is used as a profiled wire via a stationary strand feed 2 fed to a winding device 3 shown only schematically here in the direction of the arrow and wound on a detachably mounted winding spool 4 which runs along its spool axis 5 is laterally displaceable; 7, 8 of the shaft 6 shown schematically here, onto which the winding spool 4 is secured with a safeguard against axial displacement on the shaft is firmly connected to a plate-like holder 9, which is along the coil axis 5 is slidably arranged.
  • Feed drive elements 10 are provided, which as a back and forth movement Enable traverse movement of the winding spool 4 and bracket 9; the movement is through Arrow 27 shown; the rotation of the winding coil 4 takes place via shaft 6 by a schematic shown drive element 11; the drum-like bobbin 16 is through on its sides Flange 17 and counter flange 18 limited.
  • Caster control 25 each have an actuating unit 28, 29 for the lateral feed of the Regulated winding coil 4 and the winding roller 12; it can be seen from FIG. 1 that in the axial direction seen the feed movement of winding material 1 and intermediate layer 15 in opposite directions is done or in the opposite direction.
  • the device of Figure 1 is a schematic side view recognizable.
  • the strand-like winding material 1 is the via the stationary strand feed 2 of the winding spool 4 Winding device fed, with the winding spool 4 on the parallel to the coil axis 5 by means of Drive elements 10 displaceable bracket 9 is arranged interchangeably;
  • Wave 6 of the Winding spool 4 has a spool drive 11 for winding the strand-like winding material 1 on the cylindrical bobbin 16, with a run-up angle ⁇ resulting from a combined Movement of the winding spool 4 by the spool drive 11 and lateral feed of the Winding material 1 results from the drive elements 10 of the feed.
  • a preferred embodiment of the invention are on the cut shown drum-like bobbin 16 of the winding coil 4 according to Figure 3a six side by side Layers B1, B2, B3, B4, B5, B6 of the intermediate layer tape arranged in segments 15, which are three times as wide as the profiles A1, A2, A3, A4, A5, A6 of the profile wire resting on it as a strand-like winding material 1.
  • the cross-sectional representation in FIG. 3b shows the profile wire or the winding material 1 in turn from a contact surface 23 with corrosion-protected metal, e.g. B.
  • the run-up angle for the winding material 1 becomes hereinafter referred to as ⁇ , the run-up angle for the intermediate layer band 15 is designated ⁇ ; also if the run-up angle in the simplified schematic illustration according to FIG. 1 or 3a is not recognizable, it is the person skilled in the art, for example, from FIG. 3 of DE 30 24 095 C2 common.
  • the width C of the drum-shaped bobbin 16 is the Winding spool 4 corresponds to six bandwidths of the intermediate layer tape 15, which here lie side by side are numbered B1, B2, B3, B4, B5 and B6.
  • the strand-shaped winding material 1 Because of the three times higher feed between the intermediate sheet material 15 and the strand-like Winding material 1 is the strand-shaped winding material 1 with the six profile widths A1, A2, A3, A4, A5, A6 on two liner tape strips B1 and B2, while the remaining tape strips B3, B4, B5 and B6 due to their faster feed or their larger run-up angle ⁇ compared to the run-up angle ⁇ of the strand-like winding material 1 in the winding process appear without the profile wires attached.
  • FIG. 5 shows a progressive winding of the winding bobbin shown in sections 4 up to section A18 or B18, the side feed in the belt section B12 of the winding roll 12 ( Figure 1) has been stopped and in the same section of the winding spool, i.e. H. in the area of the lateral counter flange 18 a new layer of the intermediate layer tape 15 has been wound with the designation B13.
  • the height of the profile wire as a strand-like winding material 1 and the intermediate layer tape 15 are shown here with the same height for simplification; in practice it has proven to be beneficial proven to be a relatively thin tape of low height - preferably made of paper - provide, while the height of the winding material 1 or the profile wire in the range of 0.1 up to 3 mm; in addition, in practice arise in the edge areas of the intermediate layer tape 15 overlaps by stopping the feed so that in any case a Adequate security against the contacting of superimposed, neighboring ones Layers of the strand-like winding material is guaranteed.
  • Figure 7 shows a winding device 3 'in modification of Figure 1 in plan view, wherein the winding spool designated with number 4 'is arranged in a stationary manner and both the strand feed 2 'of the winding material and the winding roll 12 for the intermediate layer tape 15 parallel to Axis of the winding spool 4 'are slidably arranged; it can be seen from FIGS. 1 and 7 that that the lateral feed movements between the material to be wound, the intermediate layer and Winding spool can be interpreted as relative movements.
  • the winding spool 4 ' is shown by the cutout 30 in the holder 9' - Rotatably mounted in a fixed position, while strand feed 2 'for the strand-shaped Winding material 1 is provided with a side feed device 31, which one correct application of the strand-like winding material on the winding spool 4 'with helical Rising turns possible.
  • winding roll 12 can be seen, which - just as already explained with reference to Figure 1 - a bracket 26 with side feed device for the intermediate layer belt 15 by means of feed drive element 14; due to of the larger run-up angle ⁇ of the intermediate layer tape compared to the run-up angle ⁇ des
  • the winding material 1 has holder 26 at least a three times higher lateral feed speed opposite the side feed 31 of the strand feed 2 'of the winding material 1; based FIG. 7 shows that the feed movement of the material to be wound is seen in the axial direction 1 and intermediate layer 15 is in opposite directions or in the opposite direction.
  • the control device for controlling the side feed according to Figures 1, 2 and 7 in connection with the drive device for winding spool 4 or 4 ' is schematically by a follow-up control via an angle encoder with the side feed controls for the side feed of winding spool 4 (FIGS. 1, 2), strand guide 2 ′ (FIG. 7) and for winding roll 12 shown, which here with the reference numerals 25, 28, 29 ( Figure 1) and 25, 29, 32 ( Figure 7) are.
  • Such a side feed control is seen in principle by a person skilled in the art already known and for example by the aforementioned DE 30 24 095 C2 or DE 41 27 319 C2 described.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Winding Of Webs (AREA)
  • Winding, Rewinding, Material Storage Devices (AREA)
EP97114456A 1996-08-23 1997-08-21 Procédé pour le bobinage en couches de matériaux filamenteux et dispositif Expired - Lifetime EP0825624B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19634231 1996-08-23
DE19634231 1996-08-23

Publications (3)

Publication Number Publication Date
EP0825624A2 true EP0825624A2 (fr) 1998-02-25
EP0825624A3 EP0825624A3 (fr) 1998-05-13
EP0825624B1 EP0825624B1 (fr) 2001-04-11

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EP97114456A Expired - Lifetime EP0825624B1 (fr) 1996-08-23 1997-08-21 Procédé pour le bobinage en couches de matériaux filamenteux et dispositif

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EP (1) EP0825624B1 (fr)
DE (2) DE59703341D1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007033499A1 (fr) * 2005-09-20 2007-03-29 Abb Research Ltd Enroulements de bobine isolés par de la résine sans moule
WO2009097988A1 (fr) * 2008-02-07 2009-08-13 Abb Technology Ag Procédé de fabrication d'un bloc d'enroulement pour une bobine de transformateur et bloc d'enroulement produit avec ledit procédé
CN106219330A (zh) * 2016-08-04 2016-12-14 合肥得润电子器件有限公司 一种线缆运输车
CN106315302A (zh) * 2016-09-30 2017-01-11 国网山西省电力公司运城供电公司 电缆自动绕线装置

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10335701B4 (de) 2003-08-05 2007-03-08 Sympat Gmbh Verfahren zum Betreiben einer Hub- und/oder Fördervorrichtung und Hub- und/oder Fördervorrichtung
CN104674395B (zh) * 2013-10-31 2018-12-28 舍弗勒技术股份两合公司 驱动传送带的驱动装置、传送装置、导纱器
CN104649076B (zh) * 2013-11-19 2019-06-07 舍弗勒技术股份两合公司 导纱器及纱线卷绕机

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2328443A (en) * 1941-02-18 1943-08-31 Gen Electric Multilayer electrical winding and method and apparatus for making same
DE3428893A1 (de) * 1984-08-04 1986-02-13 MWB Messwandler-Bau AG, 8600 Bamberg Verfahren zur herstellung einer lagenwicklung und nach diesem verfahren hergestellte lagenwicklung

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Publication number Priority date Publication date Assignee Title
DE3024095A1 (de) * 1980-06-27 1982-01-21 Rosendahl Industrie-Handels AG, Schönenwerd Wickelmaschine zum aufwickeln von strangfoermigem wickelgut auf eine spule
DE4127319C2 (de) * 1991-08-17 1996-04-18 Kabelmetal Electro Gmbh Vorrichtung zur Wegregelung bei einem Aufwickler für langgestrecktes Gut
DE4243595A1 (de) * 1992-12-22 1994-06-23 Mag Masch App Verfahren und Vorrichtung zum Aufwickeln von Rundmaterial auf eine mit Endflanschen versehene Spule

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2328443A (en) * 1941-02-18 1943-08-31 Gen Electric Multilayer electrical winding and method and apparatus for making same
DE3428893A1 (de) * 1984-08-04 1986-02-13 MWB Messwandler-Bau AG, 8600 Bamberg Verfahren zur herstellung einer lagenwicklung und nach diesem verfahren hergestellte lagenwicklung

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007033499A1 (fr) * 2005-09-20 2007-03-29 Abb Research Ltd Enroulements de bobine isolés par de la résine sans moule
US8790476B2 (en) 2005-09-20 2014-07-29 Abb Research Ltd. Mold-free resin-insulated coil windings
WO2009097988A1 (fr) * 2008-02-07 2009-08-13 Abb Technology Ag Procédé de fabrication d'un bloc d'enroulement pour une bobine de transformateur et bloc d'enroulement produit avec ledit procédé
US8314675B2 (en) 2008-02-07 2012-11-20 Abb Technology Ag Method for production of a winding block for a coil of a transformer and winding block produced in this way
CN106219330A (zh) * 2016-08-04 2016-12-14 合肥得润电子器件有限公司 一种线缆运输车
CN106315302A (zh) * 2016-09-30 2017-01-11 国网山西省电力公司运城供电公司 电缆自动绕线装置

Also Published As

Publication number Publication date
DE59703341D1 (de) 2001-05-17
EP0825624B1 (fr) 2001-04-11
DE19736387C2 (de) 1999-01-28
DE19736387A1 (de) 1998-03-05
EP0825624A3 (fr) 1998-05-13

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