WO2019140835A1 - Dispositif d'enroulement de feuille de cuivre pour transformateur - Google Patents

Dispositif d'enroulement de feuille de cuivre pour transformateur Download PDF

Info

Publication number
WO2019140835A1
WO2019140835A1 PCT/CN2018/089580 CN2018089580W WO2019140835A1 WO 2019140835 A1 WO2019140835 A1 WO 2019140835A1 CN 2018089580 W CN2018089580 W CN 2018089580W WO 2019140835 A1 WO2019140835 A1 WO 2019140835A1
Authority
WO
WIPO (PCT)
Prior art keywords
copper foil
transformer
roller
copper
clad device
Prior art date
Application number
PCT/CN2018/089580
Other languages
English (en)
Chinese (zh)
Inventor
赵盛宇
刘明清
汪结顺
钟辉
黄世生
高才峰
王磊
周宇超
林国栋
Original Assignee
深圳市海目星激光智能装备股份有限公司
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 深圳市海目星激光智能装备股份有限公司 filed Critical 深圳市海目星激光智能装备股份有限公司
Publication of WO2019140835A1 publication Critical patent/WO2019140835A1/fr

Links

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
    • 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

Definitions

  • the present invention relates to a device for covering or wrapping a core by winding a strip, a strip or a filamentous material, and more particularly to a copper clad device for a transformer.
  • copper foil is usually provided in a region where the potential gradient of the transformer portion is large, to equalize the potential gradient of the region, and to reduce the problem of insulation breakdown due to too large a potential gradient.
  • the copper-clad device of the existing transformer usually includes a transformer rotating device, a copper foil-foil device, a copper-cut foil device and a driven wheel, etc.
  • the copper-clad device can pull the copper foil to the transformer, and then the transformer rotating device drives the transformer to rotate. To achieve a copper foil.
  • the entire copper clad process of the prior art copper clad device has a mechanical blind blind wrapping operation by default without a mistake in the wrapping process of the copper foil. Even if the copper foil is pulled off during the wrapping process and the copper foil is not attached to the transformer, the package is still operated according to the default setting procedure, which causes the process of wrapping the copper foil to be manually monitored or blanked. After manual inspection, the quality of the copper foil on the transformer is seriously affected, which may lead to quality problems of the transformer.
  • the invention aims to solve the above technical problem, and proposes a copper clad device for a transformer, in order to realize automatic wrapping of the copper foil transformer, and automatically monitor the process of wrapping the copper foil, thereby improving the wrapping quality of the copper foil on the transformer.
  • a copper clad device for a transformer comprising a transformer rotating portion, the transformer rotating portion is for loading and positioning a transformer; a copper foil sending portion, wherein the copper foil sending portion comprises clamping a copper foil along a rotating portion of the transformer a copper foil holding portion that is fed in a tangential direction of rotation and a copper foil cutting portion for cutting the copper foil, and a detecting portion that is provided at a position where the presence or absence of the copper foil can be detected when the copper foil wraps the transformer.
  • the detecting portion includes a reflective photosensor that is disposed at a position where the surface of the copper foil can be irradiated to detect the presence or absence of the copper foil.
  • the method further includes a roller pressing portion, wherein the roller pressing portion can press the copper foil to the transformer from the opposite side of the copper foil from the transformer when the copper foil wraps the transformer.
  • the roller pressing portion includes a roller that presses the copper foil, and the roller is connected to the first driving portion that can drive the roller to abut the opposite side of the transformer from the transformer by the first flexible body.
  • the copper foil delivery portion includes a second driving portion that can drive the copper foil clamping portion and the copper foil cutting portion to move back and forth along the feeding direction of the copper foil, and the driving stroke of the second driving portion is set to Allowing the copper foil held by the copper foil clamping portion to straddle the transformer and partially sticking to the transformer and then bonding to the transformer;
  • the transformer rotating portion is arranged to allow the transformer to rotate in a direction opposite to the direction of rotation when the copper foil is wrapped with the transformer The direction is rotated so that the copper foil partially protruding from the transformer is attached to the transformer.
  • the transformer rotating portion comprises a servo motor, and the output shaft of the servo motor is keyed with a first positioning block for transformer positioning, and the first positioning block is embedded with a magnet.
  • the first robot that drives the transformer rotating portion to be transferred from the transformer loading position to the copper foil delivery portion is further included.
  • auxiliary roller set disposed in the feeding direction of the copper foil for assisting the copper foil feeding and a roller mounting seat for mounting the auxiliary roller set, the auxiliary roller set including the first roller and The first roller is disposed opposite to hold the second roller of the copper foil.
  • the two sides of the first roller rolling surface are provided with a stopper for positioning the copper foil; the auxiliary roller group is further provided with a second flexible body, and the second roller passes the A second flexible body is coupled to the roller mount.
  • the method further includes a second positioning block having a vacuum suction hole disposed in a feeding direction of the copper foil, and the copper foil is adsorbed by the vacuum suction hole of the second positioning block and then clamped by the auxiliary roller group.
  • the copper foil can be automatically wrapped around the transformer, and the process of wrapping the copper foil is automatically monitored to improve the wrapping quality of the copper foil on the transformer.
  • FIG. 1 is a schematic structural view of an embodiment of a copper clad device of a transformer
  • FIG. 2 is a schematic structural view of an embodiment of a mounting layout of a transformer rotating portion, a roller pressing portion, and a detecting portion;
  • FIG. 3 is a schematic structural view showing an embodiment of a mounting layout of a transformer rotating portion, a copper foil feeding portion, and a copper foil storage portion;
  • FIG. 4 is a schematic structural view showing an embodiment of a mounting layout of a copper foil feeding portion, a copper foil storage portion, an auxiliary roller group, and a second positioning block;
  • Figure 5 is a partial enlarged view of Figure 4A.
  • a copper clad device of a transformer may be provided on the mounting base 200 as a tooling alone or as part of the function of the device in the entire device.
  • the transformer rotating portion 10 is included, and the transformer rotating portion 10 is used to load and position the transformer T.
  • the transformer rotating portion 10 includes a motor, and the output shaft of the motor is connected with a first positioning block 12 for positioning the transformer T.
  • the first positioning block 12 is embedded with a magnet for adsorption.
  • the transformer rotating portion 10 may further be provided with a rotary clamping cylinder (not shown) for clamping and positioning the transformer T together with the first clamping block 12 by the rotary clamping cylinder.
  • the first positioning block 12 can also be replaced with a pneumatic jaw, and the transformer T is clamped using a pneumatic jaw.
  • the motor can select a stepping motor, a servo motor, a speed regulating motor, etc.
  • the motor selects the servo motor 11 to accurately remember the angle of the motor rotation, thereby accurately rotating the transformer T to prevent insufficient rotation. Or over-rotating.
  • the first transformer 14 for transferring the transformer rotating portion 10 from the transformer T loading position 100 to the copper foil sending portion 20 described below may be further included, and the loading of the transformer T may be selected by manual feeding.
  • the first robot 14 can be arranged to prevent a plurality of components from being fixedly installed at one of them, thereby causing problems such as difficulty in debugging, maintenance, and maintenance.
  • the first robot 14 can be an actuator, such as a cylinder or motor driven slide table module, as is known to those of ordinary skill in the art.
  • the first robot 14 drives the transformer rotating portion 10 to the copper foil feeding portion 20, and the copper foil feeding portion 20 includes the clamping copper foil C along the transformer rotating portion 10.
  • the copper foil sandwiching portion 21 that is fed in the tangential direction of the rotation R and the copper foil cutting portion 22 for cutting the copper foil C.
  • the copper foil holding portion 21 can be controlled to open and close by a pneumatic gripper.
  • the copper foil clamping portion 21 takes the copper foil C from the copper foil storage portion 70, and the copper foil C is stored in a roll shape in the copper foil storage portion 70.
  • the copper foil storage portion 70 includes a stock mounting seat 701, and the storage material
  • the mount 701 is provided with a first delivery roller (not shown) and a damper 702 coaxially connected to the first delivery roller, and the damper 702 controls the damping force by the controller 703.
  • the rolled copper foil is fixed on the first delivery roller, and in order to facilitate the replacement of the rolled copper foil, the rolled copper foil may be used to engage the rolled copper foil on the first delivery roller in the axial direction of the first roller.
  • the storage mount 701 is further provided with a first monitoring sensor 704, which may be a reflective photoelectric sensor, an opposite-beam photoelectric sensor, a laser sensor, a contact displacement Sensors, etc.
  • the first mounting roller 705 may be disposed on the storage mounting base 701.
  • the first auxiliary roller 705 may include a plurality of places, and those skilled in the art may design according to requirements.
  • the stock mounting seat 701 may further be provided with a copper foil guiding portion 706, and the copper foil guiding portion 706 may be provided with a groove 708 which can be adjusted in width by screws.
  • the copper foil cutting portion 22 includes a cutting blade 221, and the copper foil cutting portion 22 can drive the cutting blade 221 to cut the copper foil C by the first cylinder 222, and the first cylinder 222 can directly drive the cutting blade 221 to cut.
  • the copper foil C can also be driven by the cutting structure 223 to cut the copper foil C.
  • the hinge structure 223 includes a first link hinged with the output end of the first cylinder 222, and the first link is simultaneously cut with the copper foil C.
  • the cutter 221 is hinged, and the cutter 221 has two hinged holes, one of which is hinged to the first link and one of which is hinged to the locked pin.
  • the copper foil holding portion 21 and the copper foil cutting portion 22 can be driven by the second cylinder 224 to protrude toward the copper foil C from a direction perpendicular to the feeding direction X of the copper foil C in the horizontal direction.
  • the copper foil delivery portion 20 includes a second driving portion 23 that can drive the copper foil clamping portion 21 and the copper foil cutting portion 22 to move back and forth in the feeding direction X of the copper foil C, and the driving stroke of the second driving portion 23 is set to
  • the copper foil C sandwiched by the copper foil holding portion 21 is allowed to straddle the transformer T and partially protrudes from the transformer T, and is attached to the transformer T.
  • the first robot 14 transfers the transformer rotating portion 10 to the lower portion of the copper foil C, and the first robot 14 is further provided with a lifting portion 15 through which the lifting portion 15 passes.
  • the motor is driven to lift, the transformer rotating portion 10 is disposed on the lift portion 15, and the transformer rotating portion 10 is lifted by the lift portion 15 to bond the transformer T to the copper foil C.
  • the servo motor 11 of the transformer rotating portion 10 can rotate the transformer in a direction opposite to the rotation direction when the copper foil C wraps the transformer T.
  • the copper foil C partially protruding from the transformer T is completely attached to the transformer T.
  • the copper foil C and the transformer T can be bonded as much as possible, and the bonding area of the copper foil C and the transformer T can be prevented from being too small, and the tension is too large to cause the copper foil C.
  • the transformer T is wrapped, it falls off.
  • the second driving portion 23 can also drive the copper foil feeding portion 20 to switch between the clamping copper foil C and the cutting copper foil C. Therefore, the second driving portion 23 preferably uses a motor-driven sliding table module. In order to realize the copper foil feeding portion 20, the motor can control the starting speed and the stopping speed, and the movement can be smoothly operated to prevent the copper foil C from being torn off due to a sudden protruding problem such as a cylinder.
  • the copper foil feeding portion 20 may further include a driveable copper foil holding portion.
  • 21 and the third cylinder 225 in which the copper foil cutting portion 22 moves back and forth in the vertical direction of the copper foil C, that is, the second driving portion 23, the second cylinder 224, and the third cylinder 225 may be configured as a three-axis robot, and the three-axis robot
  • the driving direction X of the copper foil C is driven back and forth along the direction perpendicular to the feeding direction X of the copper foil C in the horizontal direction and in the vertical direction of the copper foil C.
  • the detecting portion 30 is provided at a position where the presence or absence of the copper foil C can be detected when the copper foil C wraps the transformer T.
  • the setting detecting portion 30 is mainly used for real-time monitoring of the working state when the copper foil C wraps the transformer T. Since the copper foil C wraps the transformer T, the copper foil sending portion 20 always has tension between the transformer T and the transformer T. Therefore, the feeding position can be determined by the tension, that is, between the copper foil sending portion 20 and the transformer T, copper.
  • the foil C always coincides with the predetermined feed direction X of the copper foil C.
  • the detection portion 30 detects the region.
  • the presence or absence of the copper foil C can reliably monitor the working state of the copper foil C when the transformer T is wrapped, and feed back the output information, such as an alarm message, prompting the operator to handle the defective product.
  • the detecting unit 30 includes a reflective photoelectric sensor, and the reflective photoelectric sensor is disposed at a position where the surface of the copper foil C can be detected by the surface of the copper foil C.
  • the non-contact sensor can also be selected as a pair of photoelectric sensors or laser displacement sensors.
  • the reflective photosensor may be disposed on the copper foil delivery portion 20, may be disposed on the mounting base 200, may be disposed on the upper portion of the copper foil C, or may be disposed on the lower portion of the copper foil C as long as it is away from the surface of the copper foil C.
  • the distance within the detection range of the reflective photoelectric sensor can be selected by one of ordinary skill in the art according to the needs.
  • the detecting unit 30 may also use, for example, a micro switch, a contact type displacement sensor, or the like.
  • the micro switch or the contact type displacement sensor may be disposed on the upper surface or the lower surface of the copper foil C, and the copper foil C may be further applied by its own elasticity. A certain tension. In order to ensure that the copper foil C wraps the transformer T, it can always fit with the transformer T due to the tension.
  • the detecting unit 30 may further include a sensor that detects whether or not the transformer rotating portion 10 has the transformer T.
  • the sensor that detects the transformer T is preferably a non-contact type sensor such as a laser displacement sensor, a reflective photoelectric sensor, a through-beam photoelectric sensor, or the like.
  • the transformer T in order to further securely ensure that the copper foil C wraps the transformer T tightly, the transformer T can be tightly attached, and when the copper foil C wraps the transformer T, the roller pressing portion 40 can be pressed. At the same time, the tension of the copper foil C itself can be slightly reduced due to the presence of the roller pressing portion 40 to prevent the copper foil C from being torn due to excessive tension.
  • the roller pressing portion 40 presses the copper foil C against the transformer T from the side of the copper foil C opposite to the transformer T.
  • the copper foil C is disposed to be fed in the horizontal direction
  • the transformer rotating portion 10 drives the transformer T to rotate in the vertical direction around the output shaft of the servo motor 11, and the roller pressing portion 40 presses the copper foil C from the upper portion of the copper foil C downward. Fit to transformer T.
  • the roller pressing portion 40 includes a roller 41 that presses the copper foil C. Since the circumferential dimension of the transformer T is not uniform, it may be an elliptical, square, or even irregular shape. In order to prevent the roller 41 from colliding or even getting stuck with the transformer T when the transformer T rotates, the roller 41 is connected to the opposite of the transformer T by the first flexible body 42 to the driveable roller 41 abutting against the copper foil C.
  • the first driving portion 43 on the side.
  • the first flexible body 42 may be a coil spring, a hydraulic shock absorber, a nitrogen gas spring, a silica gel having a large deformation amount, a polyurethane, or the like.
  • the first drive unit 43 can be driven by a cylinder or a motor. After the lift unit 15 lifts and lifts the transformer T to the copper foil C, the first drive unit 43 drives the roller 41 to fall against the copper foil C.
  • the first flexible body 42 can also select a cylinder. By adjusting the air pressure of the cylinder, the output force of the cylinder is adjusted to realize the automatic expansion and contraction of the roller 41 according to the rotation trajectory of the transformer T.
  • the auxiliary roller group 50 for assisting the feeding of the copper foil C and the auxiliary roller group 50 for mounting are further included.
  • the roller mount 51, the auxiliary roller set 50 includes a first roller 52 and a second roller 53 disposed opposite the first roller 52 to clamp the copper foil C.
  • stoppers 521 for positioning the copper foil C are provided on both side faces of the rolling surface of the first roller 52 to restrict the deflection of the copper foil C when it is sent out.
  • the second roller 53 may be provided in an adjustable type, and the adjustment may use a waist shape known to those skilled in the art.
  • auxiliary roller set 50 causes the copper foil C to be torn off, and the auxiliary roller set 50 is further provided with a second flexible body 522 which is connected to the roller mount 51 via the second flexible body 522. To achieve the second roller 53 self-adjusting according to the thickness of the copper foil C.
  • the second flexible body 522 may be a coil spring, a hydraulic buffer, a nitrogen gas spring, a silica gel having a large deformation amount, a polyurethane, or the like, due to the thickness of the copper foil C to which the adhesive tape segment is pasted and the adhesive paper not attached.
  • the difference in thickness of the copper foil C is usually 3 mm or less, and therefore, the second flexible body 522 can be selected from silica gel or polyurethane having a large amount of deformation.
  • the second roller 53 itself can also be provided using a silicone or polyurethane material.
  • the second positioning block 60 having a vacuum suction hole (not shown) in the feeding direction X of the foil C is adsorbed by the vacuum suction hole (not shown) of the second positioning block 60 and then clamped by the auxiliary roller group 50. hold.
  • the second positioning block 60 can also be disposed elsewhere. For example, after the copper foil C is penetrated from the auxiliary roller group 50, it can also be adsorbed through the vacuum suction hole (not shown) of the second positioning block 60.
  • the copper foil holding portion 21 is sandwiched.
  • the present invention only states a copper clad device for a transformer, one of ordinary skill in the art can also apply the device to a rubberized paper of a transformer T or the like.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Housings And Mounting Of Transformers (AREA)
  • Manufacture Of Motors, Generators (AREA)

Abstract

L'invention concerne un dispositif d'enroulement de feuille de cuivre pour un transformateur comprenant : une partie de rotation de transformateur pour maintenir et positionner un transformateur ; une partie de sortie de feuille de cuivre comprenant une partie de serrage de feuille de cuivre utilisée pour serrer et sortir une feuille de cuivre dans une direction tangentielle à une direction de rotation de la partie de rotation de transformateur, et une partie de découpe de feuille de cuivre utilisée pour découper une feuille de cuivre ; une partie de détection disposée dans une position telle que la partie de détection peut détecter la présence ou l'absence d'une feuille de cuivre lorsque la feuille de cuivre est enroulée autour du transformateur. Le dispositif d'enroulement de feuille de cuivre pour un transformateur peut réaliser un enroulement automatique d'une feuille de cuivre autour d'un transformateur tout en surveillant automatiquement le processus d'enroulement de feuille de cuivre, ce qui permet d'augmenter la qualité d'enroulement d'une feuille de cuivre autour d'un transformateur.
PCT/CN2018/089580 2018-01-19 2018-06-01 Dispositif d'enroulement de feuille de cuivre pour transformateur WO2019140835A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201820109582.0 2018-01-19
CN201820109582.0U CN207883497U (zh) 2018-01-19 2018-01-19 一种变压器的包铜箔装置

Publications (1)

Publication Number Publication Date
WO2019140835A1 true WO2019140835A1 (fr) 2019-07-25

Family

ID=63508517

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2018/089580 WO2019140835A1 (fr) 2018-01-19 2018-06-01 Dispositif d'enroulement de feuille de cuivre pour transformateur

Country Status (2)

Country Link
CN (1) CN207883497U (fr)
WO (1) WO2019140835A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113903579B (zh) * 2021-10-19 2024-01-30 东莞市鑫华翼自动化科技有限公司 一种变压器接地铜箔自动生产装置、方法及***

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005203551A (ja) * 2004-01-15 2005-07-28 Suncall Corp 巻線装置
CN202534501U (zh) * 2012-03-08 2012-11-14 上海东普电器制造有限公司 新能源大容量变压器感应线圈多层箔绕***
CN204360917U (zh) * 2015-01-27 2015-05-27 东莞市嘉龙海杰电子科技有限公司 变压器自动包铜箔、包胶带机
CN206442048U (zh) * 2016-12-26 2017-08-25 昆山铭嵩机械制造有限公司 一种具有缺料检测功能的一体式剥皮切编织缠绕铜箔机
CN206782966U (zh) * 2017-04-27 2017-12-22 南通南辉电子材料股份有限公司 一种超薄铝箔外观检测装置
CN108417371A (zh) * 2018-01-19 2018-08-17 深圳市海目星激光智能装备股份有限公司 一种变压器的包铜箔设备
CN207818360U (zh) * 2018-01-19 2018-09-04 深圳市海目星激光智能装备股份有限公司 一种变压器的包铜箔设备

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005203551A (ja) * 2004-01-15 2005-07-28 Suncall Corp 巻線装置
CN202534501U (zh) * 2012-03-08 2012-11-14 上海东普电器制造有限公司 新能源大容量变压器感应线圈多层箔绕***
CN204360917U (zh) * 2015-01-27 2015-05-27 东莞市嘉龙海杰电子科技有限公司 变压器自动包铜箔、包胶带机
CN206442048U (zh) * 2016-12-26 2017-08-25 昆山铭嵩机械制造有限公司 一种具有缺料检测功能的一体式剥皮切编织缠绕铜箔机
CN206782966U (zh) * 2017-04-27 2017-12-22 南通南辉电子材料股份有限公司 一种超薄铝箔外观检测装置
CN108417371A (zh) * 2018-01-19 2018-08-17 深圳市海目星激光智能装备股份有限公司 一种变压器的包铜箔设备
CN207818360U (zh) * 2018-01-19 2018-09-04 深圳市海目星激光智能装备股份有限公司 一种变压器的包铜箔设备

Also Published As

Publication number Publication date
CN207883497U (zh) 2018-09-18

Similar Documents

Publication Publication Date Title
CN108417371B (zh) 一种变压器的包铜箔设备
JP5043446B2 (ja) シート貼付装置及び貼付方法
JP2006352054A (ja) 貼付装置
JP2628187B2 (ja) ウェブ供給装置のテープ貼付装置
JP5241726B2 (ja) 布線装置におけるボビンカセットのワイヤボビンホルダ
WO2019140835A1 (fr) Dispositif d'enroulement de feuille de cuivre pour transformateur
JP5269229B2 (ja) シート貼付装置及び貼付方法
JP6054466B2 (ja) シート製造装置
JP5881357B2 (ja) シート貼付装置及びシート製造装置
WO2017145442A1 (fr) Dispositif de préhension et de coupe de bande de serrage, système de préhension et de coupe de bande de serrage, et procédé de préhension et de coupe de bande de serrage
JP2014031272A (ja) テンション制御装置、搬送装置、およびテンション制御方法
CN217172720U (zh) 一种分切机放卷装置
KR20230008266A (ko) 파우치형 이차전지 테이핑 장치용 테이프 공급 유닛
WO2017107232A1 (fr) Appareil de calandrage
JP2011240654A (ja) 接着シート積層装置
JP4643512B2 (ja) シート貼付装置及び貼付方法
JPH08295441A (ja) ウェブロールの端末処理方法
WO2019140839A1 (fr) Dispositif de collecte de couche de protection pour rouleau de feuille de cuivre
JPH0811830A (ja) 紙葉類大束結束機
CN114275574B (zh) 一种放卷装置及卷绕机
CN114394298B (zh) 一种膜材包装线及包装方法
JP2002025846A (ja) テーピング方法およびその装置
CN216015470U (zh) 料带处理装置及卷绕设备
CN221439830U (zh) 自动换卷装置和电芯卷绕设备
CN220650501U (zh) 一种检测设备

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18901420

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 17/11/2020)

122 Ep: pct application non-entry in european phase

Ref document number: 18901420

Country of ref document: EP

Kind code of ref document: A1