EP2846337A1 - Dispositif d'enroulement d'un corps cylindrique à l'aide d'une bande - Google Patents

Dispositif d'enroulement d'un corps cylindrique à l'aide d'une bande Download PDF

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Publication number
EP2846337A1
EP2846337A1 EP14183223.8A EP14183223A EP2846337A1 EP 2846337 A1 EP2846337 A1 EP 2846337A1 EP 14183223 A EP14183223 A EP 14183223A EP 2846337 A1 EP2846337 A1 EP 2846337A1
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EP
European Patent Office
Prior art keywords
gear
hydraulic pump
pump
brake roller
ring
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
EP14183223.8A
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German (de)
English (en)
Other versions
EP2846337B1 (fr
Inventor
Rüdiger Kohls
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Individual
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Individual
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Publication of EP2846337A1 publication Critical patent/EP2846337A1/fr
Application granted granted Critical
Publication of EP2846337B1 publication Critical patent/EP2846337B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00Apparatus 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
    • H01F41/02Apparatus 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
    • H01F41/0206Manufacturing of magnetic cores by mechanical means
    • H01F41/0213Manufacturing of magnetic circuits made from strip(s) or ribbon(s)
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00Apparatus 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
    • H01F41/02Apparatus 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

Definitions

  • the invention relates to a device for preferably overlapping winding a cylindrical body, in particular a leg of a transformer with at least one band such as carbon fiber tape or "Resi-band" according to the preamble of claim 1.
  • Such a device is in the DE 2003 04 572 U1 described.
  • the device comprises a carrier element which can be moved in the axial direction of the cylindrical body and has a ring which rotates around the body and can be moved in a plane which is essentially perpendicular to a longitudinal axis of the body, to which a supply roll for the at least one band and one or more brake and deflection rollers are arranged, wherein the at least one brake roller is mechanically coupled to a hydraulic pump and drives a hydraulic circuit of the hydraulic pump.
  • the winding machine comprises a film roll which is transported at a variable speed around a body to be wound.
  • the rotating film roll drives a hydraulic pump with a variable speed depending on the rotational speed of the film roll.
  • the hydraulic pump is coupled to an oil reservoir to form a hydraulic circuit, wherein the hydraulic pump pumps oil through the hydraulic circuit as the film roll drives the hydraulic pump.
  • the film roll is coupled via a drive shaft, chain or belt to the hydraulic pump.
  • the US 3 470 992 B relates to a brake roller for use in a conveyor belt, comprising an outer tube and a pair of fixedly mounted front-side truncated axes through which the tube is rotatably mounted. Between the tube and the axles a hydraulic pump is arranged.
  • the present invention the object of developing a device of the type mentioned in such a way that it is compactly built with low material and assembly costs.
  • the object is achieved in that the hydraulic pump is designed as an integral part of the brake roller.
  • This embodiment is characterized by particular compactness, since it can be dispensed with a separate transmission and a separate hydraulic pump.
  • the brake roller is coupled via a transmission with the hydraulic pump, wherein the transmission is an integral part of the brake roller.
  • the brake roller on a belt drum, wherein in a spanned by the belt drum interior, the hydraulic pump and a coupled to the brake drum and the hydraulic pump transmission are arranged.
  • a further preferred embodiment is characterized in that the brake roller has a hollow cylindrical belt drum, on the outer peripheral surface of which the belt is present, and that in an inner space defined by the belt drum, the Hydraulic pump and coupled to the belt drum and the hydraulic pump gear are arranged.
  • a particularly compact embodiment is achieved when the transmission is designed as a planetary gear.
  • a compact embodiment of the planetary gear is characterized in that the planetary gear has a disk-shaped first planet carrier, which is connected to a frontally peripheral edge of the belt drum, that are mounted on a surface of the planet carrier planetary gears in the center with a first sun gear and edge side interacting internal teeth of a first ring gear, that the sun gear is mechanically coupled to a second planet carrier, wherein planet gears are mounted on a surface of the second planet carrier, which cooperate in the center with a sun gear and the edge with an internal toothing of a second ring gear and that the second sun gear with a pump impeller of the hydraulic pump is coupled.
  • the hydraulic pump is arranged in a planetary gear covering the mounting block, wherein the first and the second ring gear are connected to the mounting block and outside edge form a bearing shell, are arranged in the bearing elements for mounting the tape drum.
  • the second sun gear is coupled via a shaft with the first impeller such as gear, which cooperates in a pump space with a second impeller such as gear and forms the hydraulic pump.
  • the hydraulic pump is characterized in that the pump chamber is covered by a pump chamber cover, are formed in the receptacles for receiving on the one hand the shaft of the first impeller and on the other hand, a shaft of the second pump impeller for hydraulic oil.
  • the planetary gear provides a ratio in the range of 1:15 to 1:25, preferably 1:20 so that the rotational speed of the belt drum is in the range of 25 rpm to 35 rpm, preferably 30 rpm is translated to a rotational speed of the first impeller which is in the range of 335 rpm to 875 rpm, preferably 600 rpm.
  • Fig. 1 shows a perspective view of a device 10 for preferably overlapping winding a cylindrical body 12, in particular a leg of a transformer, with at least one band 14 such as carbon fiber ribbon or "Resi-band".
  • the device 10 comprises a carrier element 20 movable in the axial direction 16 of the cylindrical body 12 along a guide 18, with a ring 22 enclosing the body 12 and rotatable in a plane substantially perpendicular to the longitudinal axis 16 of the body 12, on which a supply roll 24 for the at least one band 14 and a deflection roller 26 and a brake roller 28 are arranged.
  • Fig. 2 shows that the brake roller 28 is attached to a bottom 30 of the rotatable ring 22.
  • a hydraulic pump is integrated in the brake roller 28, which is connected via supply lines 32, 34 with a hydraulic oil tank 36.
  • the hydraulic oil tank is also attached to the underside 30 of the circumferential ring.
  • Fig. 3 shows a bottom view of the rotating ring 22 and the arrangement of the brake roller 28, the guide roller 26 and the supply roll 24.
  • the tape 14 is unwound in a rotational movement of the ring 22 in the direction of arrow 36 from the supply point 24 and the deflection roller 24 and the brake roller 28 wound on the transformer core.
  • FIGS. 4 and 5 show the brake roller 28 in a perspective view, partially cut.
  • This comprises a belt drum 38 which is coupled via a gear 40 with a hydraulic pump 42.
  • the transmission 40 and the hydraulic pump 42 are integral part of the brake roller 28 and in particular enclosed by this.
  • the hydraulic pump 42 and the transmission 40 coupled to the brake drum 38 and the hydraulic pump 42 are arranged.
  • the transmission is designed as a planetary gear 40 and includes a first disc-shaped planet carrier 46 which is connected to a frontally peripheral edge 48 of the belt drum 38 via fastening means 50 such as screws.
  • a first disc-shaped planet carrier 46 which is connected to a frontally peripheral edge 48 of the belt drum 38 via fastening means 50 such as screws.
  • On a the interior 44 of the belt drum 38 facing surface 52 of the Planetenradleys 46 four planetary gears 54, 56, 58, 60 are mounted in the illustrated embodiment, in the center of the Planetenrad disposs 46 with a sun gear 62 and peripherally with a circumferential inner toothing 64 of a first ring gear 66th interact.
  • the sun gear 62 is mechanically fixedly coupled to a second planet carrier 68, which is also disc-shaped and runs parallel or substantially parallel to the first planet carrier 46.
  • a second planet carrier 68 On a surface 70 of the second planet carrier 68 four planetary gears 72, 74, 76, 78 are arranged in the illustrated embodiment, which cooperate in the center with a second sun gear 82 and the edge with a circumferential internal toothing 84 of a second ring gear 86.
  • the first ring gear 66 and the second ring gear 86 are aligned coaxially with each other and connected by connecting means 106, so that this band drum side forming a bearing surface for receiving a bearing 90 such as ball bearings, by means of which the belt drum 38 coaxially rotatable about the first and second ring gear 66, 68 is stored.
  • a bearing surface 94 for receiving the bearing 90 is also formed on an inner surface 92 of the belt drum 38.
  • the ring gears 66, 86 each have partial bearing surfaces 96, 98 for forming a bearing receptacle 100 for receiving a ring bearing 102, such as thin-ring bearing, against which a peripheral edge 104 of the second planet carrier 68 abuts for storage.
  • the second ring gear 86 is frontally covered with a mounting block 108 which is fastened via connecting means 110 on an end face 112 of the second ring gear 86.
  • the mounting block 108 is also disposed in the clamped by the drum 38 interior space 44, wherein the tape drum 38 has an axial extent corresponding to the axial extent of the planetary gear 40 with mounting block 108.
  • the second sun gear 82 is connected via a mounted in the mounting block 108 shaft 114 with an impeller 116, which is rotatably mounted in a pump chamber 118 of the hydraulic pump 42.
  • the pump chamber 118 is formed in the mounting block 108. Further, in the pump chamber 118, a second impeller 120 is provided, which cooperates with the first impeller 116.
  • the pump chamber 118 is covered by a pump cover 122, in which a receptacle 124 for supporting the emanating from the second sun gear 82 shaft 114 is formed. Furthermore, 122 inlet and outlet channels 126, 128 are introduced for hydraulic oil in the pump cover. Connections 130, 132 for the inlet and outlet lines 32, 34 for connection to the hydraulic oil tank 36 are respectively provided on the inlet and outlet channels 126, 128.
  • FIGS. 6a and 6b show three-dimensional views of the hydraulic oil tank 36.
  • This comprises a mounting flange 134 for connecting the tank 36 with the rotatable ring 22.
  • a first port 136 as an inlet and a second port 138 is provided as a drain.
  • a measuring instrument 140 is coupled to the port 138.
  • a regulator 142 is provided, with which the oil pressure is adjustable.
  • Fig. 7 shows a plan view of the mounting plate 108 with open pump chamber 118, in which the first impeller 116 and the second impeller 120 are rotatably arranged.
  • Fig. 8 shows in three-dimensional view, the cover 122 for the pump housing 118 in bottom view.
  • a bearing shell 144 is placed flat in a surface 146 of the cover 122.
  • the bearing shell 144 has Openings 148, 150 for receiving the shaft 114 of the impeller 116 and a shaft 152 of the impeller 120, in which the shafts are respectively stored.
  • an inlet 154 and a drain 156 is provided, which is fluidically coupled with each of the inlet channel and the drainage channel.
  • the bearing plate 144 is preferably formed of brass.
  • Fig. 9 shows the cover 122 and the bearing shell 144 each as a single part, wherein in the cover 122, a recess 158 for receiving the bearing shell 144 is formed.
  • the bearing shell 144 is provided with a closed sealing ring 162 in order to seal the pump chamber 118.
  • Corresponding to the apertures 148, 150 receptacles 164, 166 for the shafts 114, 152 are also provided in the cover 122.
  • channels 168, 170 are provided for the inlet and outlet lines, which correspond to the openings 154, 156.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP14183223.8A 2013-09-02 2014-09-02 Dispositif d'enroulement d'un corps cylindrique à l'aide d'une bande Not-in-force EP2846337B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE201320103950 DE202013103950U1 (de) 2013-09-02 2013-09-02 Vorrichtung zum Bewickeln eines zylinderförmigen Körpers mit einem Band

Publications (2)

Publication Number Publication Date
EP2846337A1 true EP2846337A1 (fr) 2015-03-11
EP2846337B1 EP2846337B1 (fr) 2017-05-10

Family

ID=49781851

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14183223.8A Not-in-force EP2846337B1 (fr) 2013-09-02 2014-09-02 Dispositif d'enroulement d'un corps cylindrique à l'aide d'une bande

Country Status (2)

Country Link
EP (1) EP2846337B1 (fr)
DE (1) DE202013103950U1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105390266A (zh) * 2015-11-02 2016-03-09 江苏本格自动化科技有限公司 一种立式绕线机的绕线模具定位组件
CN113555205A (zh) * 2021-07-19 2021-10-26 北京航空航天大学 一种磁负载层级结构磁性材料制备装置及其使用方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106252030B (zh) * 2016-10-25 2018-08-21 国家电网公司 电力变压器升降式安装架

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3470992A (en) 1967-09-21 1969-10-07 Erwin Lagemann Hydraulic gear pump retarder and roller combination
US5581979A (en) 1994-12-19 1996-12-10 Mima Incorporated Method and apparatus for applying a constant tension to a film
DE20304572U1 (de) 2003-03-21 2003-10-23 Kohls Ruediger Vorrichtung zum Bewickeln eines zylinderförmigen Körpers mit einem Band
CN203134559U (zh) * 2013-03-06 2013-08-14 林小平 环形铁芯绕线机

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3470992A (en) 1967-09-21 1969-10-07 Erwin Lagemann Hydraulic gear pump retarder and roller combination
US5581979A (en) 1994-12-19 1996-12-10 Mima Incorporated Method and apparatus for applying a constant tension to a film
DE20304572U1 (de) 2003-03-21 2003-10-23 Kohls Ruediger Vorrichtung zum Bewickeln eines zylinderförmigen Körpers mit einem Band
CN203134559U (zh) * 2013-03-06 2013-08-14 林小平 环形铁芯绕线机

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105390266A (zh) * 2015-11-02 2016-03-09 江苏本格自动化科技有限公司 一种立式绕线机的绕线模具定位组件
CN105390266B (zh) * 2015-11-02 2017-07-18 江苏本格自动化科技有限公司 一种立式绕线机的绕线模具定位组件
CN113555205A (zh) * 2021-07-19 2021-10-26 北京航空航天大学 一种磁负载层级结构磁性材料制备装置及其使用方法

Also Published As

Publication number Publication date
EP2846337B1 (fr) 2017-05-10
DE202013103950U1 (de) 2013-11-25

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