WO2024106703A1 - Appareil de cintrage - Google Patents

Appareil de cintrage Download PDF

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Publication number
WO2024106703A1
WO2024106703A1 PCT/KR2023/012428 KR2023012428W WO2024106703A1 WO 2024106703 A1 WO2024106703 A1 WO 2024106703A1 KR 2023012428 W KR2023012428 W KR 2023012428W WO 2024106703 A1 WO2024106703 A1 WO 2024106703A1
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WO
WIPO (PCT)
Prior art keywords
bar
block
unit
guide
guide part
Prior art date
Application number
PCT/KR2023/012428
Other languages
English (en)
Korean (ko)
Inventor
조찬기
박건영
황범진
김량선
한태홍
Original Assignee
주식회사 디에스시동탄
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 주식회사 디에스시동탄 filed Critical 주식회사 디에스시동탄
Publication of WO2024106703A1 publication Critical patent/WO2024106703A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D7/00—Bending rods, profiles, or tubes
    • B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
    • B21D7/024—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment by a swinging forming member
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/08—Dies with different parts for several steps in a process
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/006—Feeding elongated articles, such as tubes, bars, or profiles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00—Making other particular articles
    • B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D7/00—Bending rods, profiles, or tubes
    • B21D7/06—Bending rods, profiles, or tubes in press brakes or between rams and anvils or abutments; Pliers with forming dies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D7/00—Bending rods, profiles, or tubes
    • B21D7/06—Bending rods, profiles, or tubes in press brakes or between rams and anvils or abutments; Pliers with forming dies
    • B21D7/063—Pliers with forming dies
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • H01M50/505—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing comprising a single busbar

Definitions

  • the Present Disclosure relates to a bending device, and specifically to a bending device for processing a busbar for an electric vehicle battery.
  • a busbar is connected to electrical devices through bolting, clamping, or welding to allow electricity to pass between electrical devices, and is wrapped with an insulator. And the maximum current that a bus bar can safely transmit is determined by its material composition and cross-sectional size.
  • a bending device In order to process a bar wrapped in an insulator into a bus bar suitable for use (for example, for electric vehicles or internal combustion engine vehicles, etc.), a bending device is required.
  • Examples of bending devices include Republic of Korea Patent Publication No. 10-2205544 (Busbar bending device with tension support structure) and Korean Patent Publication No. 10-2391340 (Busbar bending device).
  • the goal is to provide a bending device that can process bars of various widths and thicknesses into bus bars and prevents wrinkles from forming in the insulator surrounding the bars.
  • the bending device is a bending device for processing a bar material composed of first to fourth surfaces into a bus bar, including a feeding unit that supplies a bar material to be formed into a bus bar in the axial direction, and a feeding unit that supplies a bar material to be formed into a bus bar in the axial direction, and It includes a rotating processing unit, and the processing unit includes a bending module that goes up and down in a direction perpendicular to the axis of the feeding unit.
  • the bending module includes a rotating part that rotates in the circumferential direction of the axis of the feeding unit, and is coupled to the rotating part, , an axis is formed in a direction perpendicular to the axis of the feeding unit, a lift part that goes up and down in the longitudinal direction of the axis, and a first guide part that moves up and down inside one surface of the lift part adjacent to the bar to support the first and third sides of the bar.
  • a second guide portion supporting the second and fourth sides of the bar, and rotatable in the circumferential direction of the axis of the lift portion on the outside of one surface of the lift portion, and a first guide portion
  • It includes a pressure part that bends the bar supported on the guide part or the second guide part, and the second guide part moves in a direction away from the axis of the lift part and the first guide part when going up and down, and moves in a direction away from the axis of the lift part and the first guide when going down. Move in a direction closer to wealth.
  • the first guide part of the bending device includes a first block supporting the first side of the bar, and a second block supporting the third side of the bar, and the second guide part includes the first guide part.
  • a second link that moves internally, a third link that connects the other end of the first link and the other end of the second link, a fourth link that has one end connected to the stop of the third link, and a crank that the other end of the fourth link connects to. may include.
  • the second guide part of the bending device includes a fixed block provided on each of the first block of the second guide part and the second block of the second guide part, and each of the fixed blocks is provided on the first block of the second guide part.
  • the block and the second guide portion may have a larger cross-sectional area than the second block.
  • the first guide portion of the bending device according to the embodiment is positioned in the axial direction of the lift portion such that the first block of the second guide portion is in contact with the second side of the bar and the second block of the second guide portion is in contact with the fourth side of the bar. can be rotated
  • Each of the first block and the second block of the bending device according to the embodiment may have a cross-section perpendicular to the axis of the lift unit in an elliptical shape.
  • the processing unit of the bending device may include a torsion module that supports the bar so that the bar is twisted by rotation of the rotating part.
  • the torsion module of the bending device may include a torsion support bar case provided near the front of the feeding unit, and a torsion support bar provided in the torsion support bar case and pulled out in front of the feeding unit to support the bar.
  • the torsion module of the bending device may include a torsion support bar case provided near the front of the feeding unit, and a torsion support bar provided in the torsion support bar case and pulled out in front of the feeding unit to support the bar.
  • the bending device according to the embodiment can process bars having various widths and thicknesses into bus bars.
  • the bending device prevents deformation of the insulator surrounding the bar and can process the bar into a bus bar.
  • FIG. 1 is a perspective view of a bending device according to an embodiment.
  • Figure 2 is a diagram showing the operation of a bending device according to an embodiment of bending a bar in the thickness direction of the bar.
  • Figure 3 is a diagram showing the operation of a bending device according to an embodiment of bending a bar in the width direction of the bar.
  • FIG. 4 is a diagram showing the operation of a bending device according to an embodiment performed after the operation shown in FIG. 3.
  • FIG. 5 is a diagram showing the operation of a bending device according to an embodiment performed after the operation shown in FIG. 4.
  • Figure 6 is a diagram showing the operation of a bending device twisting a bar according to an embodiment.
  • Figure 7 is a diagram showing an operation in which a bending device according to an embodiment is transformed into a shape corresponding to the cross section of a bar.
  • 'bending device 1' the bending device 1 (hereinafter referred to as 'bending device 1') according to the embodiment will be described in detail.
  • Figure 1 is a perspective view of the bending device 1
  • Figure 2 is a diagram showing the operation of the bending device 1 to bend the bar P in the thickness direction of the bar P
  • Figure 3 is the bending device 1.
  • This is a diagram showing the operation of bending the provisional bar P in the width direction of the bar P
  • FIG. 4 is a diagram showing the operation of the bending device 1 performed after FIG. 3.
  • the bending device 1 includes a feeding unit 10 and a processing unit 20.
  • the feeding unit 10 supplies the bar material P to be formed into a bus bar in the axial direction.
  • the busbar is wrapped with an insulator, and the bar material P is processed while being wrapped in an insulator.
  • the peripheral surface of the bar P in the embodiment is composed of first to fourth surfaces, and the first, third, second and fourth surfaces are each oriented in opposite directions.
  • the first and third sides have a large area and the second and fourth sides have a small area, but the present invention is not limited thereto.
  • the feeding unit 10 in the embodiment is configured such that the first side of the bar P is facing upward and the second side of the bar P is located near the bending module 21 on the right side with respect to FIG. 1. (P) can be supplied.
  • the processing unit 20 processes the bus bar according to the purpose by performing the operations of bending, twisting, and cutting the bar P supplied from the feeding unit 10. It rotates in the circumferential direction of the axis and includes a bending module 21 and a torsion module 22.
  • the bending module 21 includes a rotating part 211, a lift part 212, a first guide part 213, a second guide part 214, and a pressing part 215. Includes.
  • the rotating part 211 is provided at the end of the feeding unit 10 and rotates in the circumferential direction of the axis of the feeding unit 10.
  • the feeding unit 10 preferably has a cylindrical outer peripheral surface
  • the rotating part 211 preferably has an inner peripheral surface corresponding to the outer peripheral surface of the feeding unit 10.
  • the lift unit 212 is coupled to the rotation unit 211 to form an axis in a direction perpendicular to the axis of the feeding unit 10. And the lift unit 212 moves up and down in the longitudinal direction of the aforementioned axis. Accordingly, the lift unit 212 moves toward the side of the bar P supplied from the feeding unit 10 (the second side of the bar P with reference to FIG. 1 ).
  • the bending module 21 is not rotated and the axis of the lift unit 212 is arranged to face the second side of the bar P supplied from the feeding unit 10. is defined as the 'first state', and the bending module 21 is rotated through the rotation unit 211, so that the axis of the lift unit 212 is the third surface of the bar P supplied from the feeding unit 10.
  • the state arranged to face is defined as the 'second state'.
  • the first guide part 213 rises and falls on the inside of one side of the lift part 212 adjacent to the bar (P), and is connected to the first block 2131 supporting the first side of the bar (P) and the bar (P). It may include a second block 2132 supporting the third side.
  • the first block 2131 of the first guide portion 213 is raised and lowered to support the first surface of the bar (P).
  • the second block 2132 of the first guide portion 213 is raised and lowered to support the third surface of the bar (P).
  • the second guide part 214 is provided on one surface of the first guide part 213 adjacent to the bar P, and supports the second and fourth surfaces of the bar P.
  • the second guide unit 214 may include a first block 2141 and a second block 2142.
  • the first block 2141 of the second guide part 214 is provided on one surface of the first guide part 213 adjacent to the bar P, and supports the second surface of the bar P.
  • the first block 2141 of the second guide portion 214 preferably has an oval shape so that the first surface of the bar P is bent.
  • the second block 2142 of the second guide part 214 is provided on one surface of the first guide part 213 adjacent to the bar P, and supports the fourth surface of the bar P.
  • the second block 2142 of the second guide portion 214 preferably has an oval shape so that the third surface of the bar P is bent.
  • the second guide unit 214 may include a fixing block 2148 provided on top of each of the first block 2141 and the second block 2142.
  • Each of the fixed blocks 2148 has a larger cross-sectional area than the first block 2141 and the second block 2142 of the second guide portion 214.
  • Figure 7 is a diagram showing the operation of the bending device 1 being transformed into a shape corresponding to the cross section of the bar P' of various shapes.
  • the second guide portion 214 includes a first link 2143, a second link 2144, a third link 2145, a fourth link 2146, and May include crank 2147.
  • One end of the first link 2143 is connected to the lower part of the first block 2141 of the second guide part 214, and is moved within the first block 2131 of the first guide part 213.
  • One end of the second link 2144 is connected to the lower part of the second block 2142 of the second guide part 214, and moves within the second block 2132 of the first guide part 213.
  • the third link 2145 connects the other end of the first link 2143 and the other end of the second link 2144.
  • the fourth link 2146 is connected at one end to the break of the third link 2145.
  • the other end of the fourth link 2146 is connected to the crank 2147.
  • the other end of the fourth link 2146 is the crank ( 2147).
  • the third link 2145 moves up or down.
  • the first link 2143 and the second link 2144 move in a direction away from the axis of the lift unit 212 and the first guide unit 213, or the lift unit 2145 moves up and down. It moves in a direction closer to the axis of the part 212 and the first guide part 213.
  • the distance between the first block 2141 and the second block 2142 of the second guide part 214 increases, and the bending device 1 processes the bar P' having various widths and thicknesses into a bus bar. can do.
  • the pressing unit 215 is provided on the outside of one surface of the lift unit 212 to be rotatable in the circumferential direction of the axis of the lift unit 212.
  • the pressing portion 215 may include a disk 2151, a first protruding rod 2152, and a second protruding rod 2153.
  • the disk 2151 is provided on the outer side of one surface of the lift unit 212, and the first protruding bar 2152 and the second protruding bar 2153 are provided from the disk 2151 toward the longitudinal direction of the axis of the lift unit 212. do.
  • the first protruding bar 2152 bends the bar P supported on the first guide part 213, and the second protruding bar 2153 bends the bar P supported on the second guide part 214.
  • Figure 6 is a diagram showing the operation of the bending device 1 twisting the bar material P.
  • the torsion module 22 includes a torsion support bar case 221 and a torsion support bar 222.
  • the torsion support bar case 221 is provided near the front of the feeding unit 10 and may have an axis perpendicular to the axis of the feeding unit 10 and the axis of the lift unit 212.
  • the torsion support bar 222 is provided in the torsion support bar case 221, is pulled forward to the feeding unit 10 based on the axis of the torsion support bar case 221, and is connected to the first and third surfaces of the bar (P). support.
  • the processing unit 20 is disposed away from the front of the feeding unit 10 through the lift unit 212 in order to bend the bar P upward by pressing the third side of the bar P.
  • the bending module 21 is in the first state.
  • the pressing unit 215 rotates the disk 2151 so that the first protruding bar 2152 is positioned near the third surface of the bar P.
  • the feeding unit 10 supplies the first side of the bar P to the position where it needs to be bent.
  • the bending module 21 is moved toward the bar P located in front of the feeding unit 10 through the lift unit 212.
  • the first guide unit 213 is raised and lowered from the lift unit 212 in the longitudinal direction of the axis of the lift unit 212, and the first block 2131 of the first guide unit 213 is positioned on the first surface of the bar (P).
  • the pressing unit 215 is rotated in the circumferential direction of the axis of the lift unit 212, and the first protruding bar 2152 of the pressing unit 215 is in contact with the bar P, and the third protruding bar 2152 of the bar P is in contact with the bar P. Press the surface and bend it upward.
  • the processing unit 20 is first placed away from the front of the feeding unit 10 through the lift unit 212 in order to bend the bar P downward by pressing the first side of the bar P. .
  • the bending module 21 is in the first state.
  • the pressing unit 215 rotates the disk 2151 so that the first protruding bar 2152 is positioned near the first surface of the bar P.
  • the feeding unit 10 supplies the third side of the bar P to the position where it needs to be bent.
  • the bending module 21 is moved toward the bar P located in front of the feeding unit 10 through the lift unit 212.
  • the first guide unit 213 is raised and lowered from the lift unit 212 in the longitudinal direction of the axis of the lift unit 212, and the first block 2131 of the first guide unit 213 is positioned on the first surface of the bar (P). and the second block 2132 of the first guide portion 213 supports the third side of the bar (P).
  • the pressing unit 215 is rotated in the circumferential direction of the axis of the lift unit 212, and the first protruding bar 2152 of the pressing unit 215 is in contact with the bar P, and the first protruding bar 2152 of the bar P is in contact with the bar P. Press the surface and bend it downward.
  • FIG. 5 is a diagram showing the operation of the bending device 1 performed after FIG. 4.
  • the processing unit 20 is arranged away from the front of the feeding unit 10 through the lift unit 212 in order to bend the bar P to the left by pressing the second surface of the bar P.
  • the bending module 21 is in the second state.
  • the pressing unit 215 rotates the disk 2151 so that the second protruding bar 2153 is positioned near the second surface of the bar P.
  • the feeding unit 10 supplies the fourth side of the bar P to the position where it needs to be bent.
  • the bending module 21 is moved toward the bar P located in front of the feeding unit 10 through the lift unit 212.
  • the first guide part 213 does not lift and lower, and the first block 2141 of the second guide part 214 supports the second surface of the bar (P) and the second block 2141 of the second guide part 214 Block 2142 supports the fourth side of the bar P.
  • the pressing unit 215 is rotated in the circumferential direction of the axis of the lift unit 212, and the second protruding bar 2153 of the pressing unit 215 is in contact with the bar P, and the second protruding bar 2153 of the bar P is in contact with the bar P. Press the surface and bend the bar (P) to the left.
  • the processing unit 20 is arranged away from the front of the feeding unit 10 through the lift unit 212 in order to bend the bar P to the right by pressing the fourth side of the bar P.
  • the bending module 21 is in the second state.
  • the pressing unit 215 rotates the disk 2151 so that the second protruding bar 2153 is positioned near the fourth surface of the bar P.
  • the bending module 21 moves toward the bar material P in front of the feeding unit 10 through the lift unit 212.
  • the first guide part 213 does not move up and down, and the first block 2141 of the second guide part 214 supports the second surface of the bar (P) and the second block of the second guide part 214 ( 2142) supports the fourth side of the bar (P).
  • the pressing unit 215 is rotated in the circumferential direction of the axis of the lift unit 212, and the second protruding bar 2153 of the pressing unit 215 is in contact with the bar P, and the fourth protruding bar 2153 of the bar P is in contact with the bar P. Press the surface and bend it to the right.
  • the first block 2141 and the second block 2142 of the second guide part 214 are used to support the bent positions of the first and fourth surfaces of the bar P, and the first guide part 213 Can be rotated at a predetermined angle.
  • the direction in which the first guide portion 213 is rotated is opposite to the direction in which the bar P is bent.
  • the first protrusion of the second guide portion 214 is used to support the position where the second side of the bar (P) should be bent.
  • the first guide part 213 is such that the second protrusion of the second guide part 214 supports the position where the fourth side of the bar P should be bent. It is met.
  • the bending module 21 is arranged away from the front of the feeding unit 10. Then, the bending module 21 is placed in the second state through the rotating unit 211.
  • the torsion module 22 rotates together.
  • a torsion support bar 222 is pulled out from the torsion support bar case 221, and the torsion support bar 222 supports the first and third surfaces of the bar (P).
  • the torsion support bar 222 twists the bar P while supporting the bar P.
  • the processing unit 20 may further include a cutting unit.
  • the cut portion is disposed near the front of the feeding unit 10 and is disposed to be movable toward the first side of the bar (P).
  • the processing unit 20 moves the cutting part toward the bar P and separates the bar P from the feeding unit 10, thereby forming a bending device 1 ) can process the bar material (P) into a bus bar.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Wire Processing (AREA)

Abstract

L'invention concerne un appareil de cintrage selon un mode de réalisation, qui traite une barre ayant des première à quatrième surfaces en tant que barre omnibus, qui comprend : une unité d'apport qui fournit une barre devant être formée en tant que barre omnibus dans une direction axiale ; et une unité de traitement qui est en rotation dans la direction circonférentielle d'un arbre de l'unité d'apport, l'unité de traitement comprenant un module de cintrage qui se déplace vers le haut/vers le bas dans une direction perpendiculaire à l'arbre de l'unité d'apport. Le module de cintrage comprend : une partie rotative en rotation dans la direction circonférentielle de l'arbre de l'unité d'apport ; une partie de levage qui est couplée à la partie rotative, possède un arbre formé dans une direction perpendiculaire à l'arbre de l'unité d'apport, et se déplace vers le haut/vers le bas dans la direction longitudinale de l'arbre ; une première partie de guidage qui se déplace vers le haut à partir de l'intérieur d'une surface de la partie de levage adjacente à la barre de façon à porter les première et troisième surfaces de la barre ; une seconde partie de guidage qui est ménagée sur une surface de la première partie de guidage adjacente à la barre et porte les seconde et quatrième surfaces de la barre ; et une partie de pressage qui est ménagée pour être apte à être en rotation dans la direction circonférentielle de l'arbre de la partie de levage sur le côté externe d'une surface de la partie de levage, et cintre la barre portée par la première partie de guidage ou la seconde partie de guidage. La seconde partie de guidage est déplacée dans une direction en éloignement par rapport à l'arbre de la partie de levage et la première partie de guidage lorsqu'elle se déplace vers le haut, et est déplacée dans une direction proche de l'arbre de la partie de levage et de la première partie de guidage lorsqu'elle se déplace vers le bas.
PCT/KR2023/012428 2022-11-17 2023-08-22 Appareil de cintrage WO2024106703A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2022-0154726 2022-11-17
KR1020220154726A KR20240072757A (ko) 2022-11-17 2022-11-17 벤딩 장치

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WO2024106703A1 true WO2024106703A1 (fr) 2024-05-23

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WO (1) WO2024106703A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030089153A1 (en) * 2000-04-03 2003-05-15 Joel Etienne Bending machine for rods with resettable folding shank
WO2005061144A1 (fr) * 2003-12-24 2005-07-07 Stema Engineering A/S Procede et outil pour le cintrage de materiau en barre
CN105436260A (zh) * 2015-12-31 2016-03-30 苏州博阳能源设备有限公司 一种带有供料机构的汇流条折弯装置
CN111822561A (zh) * 2019-05-14 2020-10-27 哈尔滨工业大学 一种型材或棒材无模热弯曲成形随动弯转装置及使用方法
KR102391340B1 (ko) * 2021-11-10 2022-04-28 주식회사 시스템알앤디 버스바 벤딩장치

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102205544B1 (ko) 2019-10-10 2021-01-20 주식회사 에이젠코리아 텐션 지지 구조를 갖는 부스바 벤딩장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030089153A1 (en) * 2000-04-03 2003-05-15 Joel Etienne Bending machine for rods with resettable folding shank
WO2005061144A1 (fr) * 2003-12-24 2005-07-07 Stema Engineering A/S Procede et outil pour le cintrage de materiau en barre
CN105436260A (zh) * 2015-12-31 2016-03-30 苏州博阳能源设备有限公司 一种带有供料机构的汇流条折弯装置
CN111822561A (zh) * 2019-05-14 2020-10-27 哈尔滨工业大学 一种型材或棒材无模热弯曲成形随动弯转装置及使用方法
KR102391340B1 (ko) * 2021-11-10 2022-04-28 주식회사 시스템알앤디 버스바 벤딩장치

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