KR20170074306A - Strip winding apparatus - Google Patents

Strip winding apparatus Download PDF

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Publication number
KR20170074306A
KR20170074306A KR1020150183182A KR20150183182A KR20170074306A KR 20170074306 A KR20170074306 A KR 20170074306A KR 1020150183182 A KR1020150183182 A KR 1020150183182A KR 20150183182 A KR20150183182 A KR 20150183182A KR 20170074306 A KR20170074306 A KR 20170074306A
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KR
South Korea
Prior art keywords
tension
strip
reel supporting
tension reel
base
Prior art date
Application number
KR1020150183182A
Other languages
Korean (ko)
Other versions
KR101758494B1 (en
Inventor
박석달
Original Assignee
주식회사 포스코
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.)
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Priority to KR1020150183182A priority Critical patent/KR101758494B1/en
Publication of KR20170074306A publication Critical patent/KR20170074306A/en
Application granted granted Critical
Publication of KR101758494B1 publication Critical patent/KR101758494B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H18/00—Winding webs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G49/00—Conveying systems characterised by their application for specified purposes not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H16/00—Unwinding, paying-out webs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H16/00—Unwinding, paying-out webs
    • B65H16/02—Supporting web roll
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H18/00—Winding webs
    • B65H18/02—Supporting web roll
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H18/00—Winding webs
    • B65H18/08—Web-winding mechanisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H19/00—Changing the web roll
    • B65H19/22—Changing the web roll in winding mechanisms or in connection with winding operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/048—Registering, tensioning, smoothing or guiding webs longitudinally by positively actuated movable bars or rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/26—Registering, tensioning, smoothing or guiding webs longitudinally by transverse stationary or adjustable bars or rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2402/00—Constructional details of the handling apparatus
    • B65H2402/30—Supports; Subassemblies; Mountings thereof
    • B65H2402/35—Supports; Subassemblies; Mountings thereof rotating around an axis
    • B65H2402/351—Turntables
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2403/00—Power transmission; Driving means
    • B65H2403/40—Toothed gearings
    • B65H2403/41—Rack-and-pinion, cogwheel in cog railway

Landscapes

  • Replacement Of Web Rolls (AREA)

Abstract

An embodiment of the present invention provides an improved strip winding apparatus capable of winding a strip in the form of a coil and easily moving the wound strip to a splicing process, wherein the strip winding apparatus according to one aspect of the present invention comprises: A base mounted on the work surface; A tension reel supporting portion rotatably provided on an upper portion of the base and having a tension reel for winding the strip on the upper portion; A driving unit provided between the base and the tension reel supporting unit to rotate the tension reel supporting unit; And a position control unit interlocked with the driving unit for interrupting the operation of the driving unit and the rotational position of the tension-reel supporting part.

Figure P1020150183182

Description

[0001] STRIP WINDING APPARATUS [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a strip winding apparatus for winding a strip in a strip producing process such as rolling, annealing, and correction and transferring the strip to a connecting process.

Generally, in the processes such as hot rolling, annealing, and correction, strips are continuously produced, and the thus produced strips are wound into coils and transferred to a connecting process.

Referring to FIG. 1, when a strip is supplied in a wire process 10 such as hot rolling, annealing, and correction, the strip is wound in a coil form using a winder 12. Then, the strip wound in the form of a coil is moved to a moving truck 20 by using a ceiling crane or the like, and then moved to a post-process 30 which is a connecting process by using the moving truck 20.

The strip supplied to the post-process 30 is supplied from the transport vehicle 20 to the other take-up device 30 by using an overhead crane or the like, and is then fed through the uncoiling process of the strip wound in coil form It is supplied to the connection process.

However, in the conventional strip winding apparatus, since it is necessary to use a ceiling crane or the like in the process of moving the strip wound in the coil form to the connection process, a long time and a moving cost are required in the process of moving the strip coil, The use of ceiling crane is limited in other processes, the entire production process is not smooth, and frequent bottlenecks are generated, which causes a decrease in overall productivity.

An embodiment of the present invention aims at providing an improved strip winding apparatus capable of winding a strip in the form of a coil and easily moving the wound strip to a connecting process.

According to an aspect of the present invention, there is provided a strip winding device including: a base mounted on a work surface; A tension reel supporting portion rotatably provided on an upper portion of the base and having a tension reel for winding the strip on the upper portion; A driving unit provided between the base and the tension reel supporting unit to rotate the tension reel supporting unit; And a position control unit interlocked with the driving unit for interrupting the operation of the driving unit and the rotational position of the tension-reel supporting part.

The position control unit may further include an arm portion provided on one side of the base and extending to the tension reel supporting portion, and a second operation position connected to a first operation position or a rear process, And a stopper means having a first stopper member engaged with the arm portion at the first operation position or a second stopper member engaged with the arm portion at the second operation position when the tension reel supporting portion is rotated .

The position control unit may be provided on either the arm portion or the first stopper member and the second stopper member so as to detect that the first stopper member or the second stopper member is in contact with the arm portion And a control unit for recognizing the first operation position or the second operation position in accordance with the first stopper member or the second stopper member sensed by the sensing unit and controlling the tension reel to operate can do.

The position control unit may further include an actuator provided on one of the base and the tension reel supporting portion and including an actuating rod that is extended or retracted in the direction of the base or the tension reel supporting portion, And a binding member provided on one side and having a binding hole into which the operating rod is inserted and hooked.

The driving unit may include a first driving shaft provided on the base, a second driving shaft provided on the tension reel supporting unit and coupled to the first driving shaft so as to be rotatable, and a second driving shaft provided on either the first driving shaft or the second driving shaft And a drive motor provided with a pinion gear provided on the other of the first drive shaft and the second drive shaft and adapted to rotate the shaft gear portion.

The apparatus may further include a guide roll supporting portion provided on the tension reel supporting portion and provided with a guide roll for guiding movement of the strip wound or unwound on the tension reel.

The apparatus may further include a separating pressing portion provided on one side of the tension reel supporting portion for pushing and discharging the strip wound on the tension reel.

In addition, the base is connected through a rail between an adjacent line process and a subsequent process, and a delivery vehicle for moving the strip coil may be provided on the rail.

According to an embodiment of the present invention, after the strip manufactured in the production line is wound in a coil state, the strip wound in the form of a coil can be rotated and supplied directly to the connection process, As a result, it is possible to minimize the consumption of human and material resources required for the transportation of the strips, thereby contributing to the improvement of productivity.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a process diagram showing a state in which a strip is wound and then moved to a continuous process using a strip winding device according to the prior art; FIG.
FIG. 2 is a process diagram showing a state in which a strip is wound and then moved to a continuous process using a strip winding apparatus according to an embodiment of the present invention. FIG.
3 is an enlarged perspective view of a strip winding device according to an embodiment of the present invention;
4 is a plan view of a strip winding apparatus according to an embodiment of the present invention;
5 is a plan view of the strip winding apparatus according to an embodiment of the present invention in a rotated state;

Hereinafter, an embodiment of the present invention will be described in detail with reference to the accompanying drawings. The embodiments of the present invention can be modified into various other forms, and the scope of the present invention is not limited to the embodiments described below. The shape and the size of the elements in the drawings may be exaggerated for clarity and the same elements are denoted by the same reference numerals in the drawings.

FIG. 2 is a process diagram showing a state of moving to a continuous process after winding a strip using a strip winding apparatus according to an embodiment of the present invention. FIG. 3 is an enlarged perspective view of a strip winding apparatus according to an embodiment of the present invention, and FIG. 4 is a plan view of a strip winding apparatus according to an embodiment of the present invention.

2 to 4, the strip winding apparatus 100 of the present embodiment combines the strip wound in the form of a coil supplied from the pre-processing 10 with a tension reel 132, ), The wound strip can be wound and unwound and fed to the next step. The strip winding apparatus 100 can also be used for winding the strip supplied from the post-process 30 and supplying it to the preceding process or supplying it to another process.

The strip winding apparatus 100 may include a base 110 installed between the pre-processing 10 and the post-processing 30 or placed adjacent to the work surface.

Preferably, the base 110 may be connected to the pre-process 10 or the post-process 30 via the rail 102. The rail 102 may be provided with a transportation vehicle 105 for moving a strip coil.

The conveying vehicle 105 moves along the rail 102 between the pre-process 10 and the post-process 30 or a separate conveying process and the strip wound in the form of a coil in the pre- To the winding device 100, or to transfer the strip wound in the strip winding device 100 to the post-process 30 or a separate conveyance line.

In addition, the strip winding apparatus 100 may include a tension reel supporting portion 130 rotatably provided on an upper portion of the base 110.

The tension reel supporting portion 130 may be provided with a tension reel 132 for supporting the strip of the coil in the form of a coil for winding the strip or for winding the wound strip. For this purpose, a rotation motor for rotating the tension reel 132 may be provided inside the tension reel supporting portion 130. In this embodiment, the tension reel 132 may be provided in two and provided in a first work position direction connected to the line process 10, or in a second work position direction connected to the post process 30, respectively .

A driving unit 150 may be provided between the base 110 and the tension-reel supporting unit 130 to rotate the tension-reel supporting unit 130.

The drive unit 150 may rotate the tensioning reel supporting part 130 to be connected to the first working position connected to the wire processing 10 or rotate the tensioning reel supporting part 130 to rotate the tensioning reel supporting part 130, 2 Can be connected to the working position.

The driving unit 150 may include a first driving shaft 152 provided to the base 110 and a second driving shaft 154 provided to the tension reel supporting unit 130. The second driving shaft 154 may be provided on the first driving shaft 152, Can be rotatably coupled.

In this embodiment, a shaft gear portion 155 may be formed on one side of the second drive shaft 154 in the circumferential direction.

The first drive shaft 152 may be provided with a drive motor 156 having a pinion gear 157 for rotating the shaft gear portion 155.

The drive unit 150 is driven by the drive motor 156 to rotate the pinion gear 157 so that the second drive shaft 154, that is, the tensioner reel support portion 130).

The shaft gear portion 155 is formed on the second drive shaft 154. The shaft gear portion 155 may be formed on the first drive shaft 152. In this case, The pinion gear 157 of the drive motor 156 is coupled to the shaft gear portion 155 of the first drive shaft 152 so as to be transmitted to the second drive shaft 154 .

The drive unit 150 can also be provided with a plurality of drive motors 156. An axial gear portion 155 is formed on both the first drive shaft 152 and the second drive shaft 154, The pinion gear 157 may be provided to be rotated by the pinion gear 157 provided to the drive motor 156 of the drive motor 156. Alternatively, the pinion gear 157 may be provided at various positions to provide a rotational force.

The strip retractor 100 of the present embodiment may include a position control unit 170 that interlocks with the drive unit 150 to interlock the operation of the drive unit 150 and the rotational position of the tension reel support portion 130 have.

The position control unit 170 may include an arm portion 172 provided at one side of the base 110 and extending to one side of the tension reel supporting portion 130. The arm portion 172 may be provided at an upper portion of the base 110 and may have an end bent in a direction toward the tension reel supporting portion 130.

In addition, the tension reel supporting portion 130 may be provided with a stopper means for restricting rotation of the tension reel supporting portion 130 when it is caught by the arm portion 172 during rotation.

The stopper means includes a first stopper member 130 provided on one side of the tension reel supporting portion 130 so as to be engaged with the arm portion 172 when the tension reel supporting portion 130 is positively positioned at the first working position, Provided on one side of the tension reel supporting portion 130 to be engaged with the arm portion 172 when the tension reel supporting portion 130 is positioned at the second working position where the tension reel supporting portion 130 is connected to the post- Stopper member 176 as shown in FIG.

For example, the first stopper member 174 and the second stopper member 176 may be provided on both sides of the arm portion 172 during rotation of the tension-reel supporting portion 130, respectively. In this embodiment, The stopper member 174 and the second stopper member 176 may be formed opposite to each other in the tension-reel supporting portion 130. On the other hand, in the present embodiment, although the first working position and the second working position are described as being opposite to each other, that is, 180 degrees, the arrangement direction of the first working position and the second working position is not limited. That is, the first work position and the second work position may be arranged in the 90-degree direction, and the first stopper member 174 and the second stopper member 176 may be provided in the 90-degree direction.

In addition, the position control unit 170 may include sensing means for automatically sensing that the tension reel supporting portion 130 is positioned at the first working position or the second working position.

Specifically, in this embodiment, the sensing means may be provided at each position in contact with the first stopper member 174 or the second stopper member 176 in the arm portion 172.

In addition, the sensing means may sense the contact of the first stopper member 174 or the second stopper member 176 by the rotation of the swing support portion, and the signal sensed by the sensing means may be transmitted to the control portion.

The control unit may determine that the tensioning reel supporting unit 130 is positioned at the first working position or the second working position by judging the signal sensed by the sensing unit and may control to stop the operation of the driving unit 150, The rotation of the supporter 130 can be stopped.

In addition, the control unit may control the operation of the tension reel 132 as the tension reel supporting unit 130 is positively positioned at the first working position or the second working position.

In this embodiment, the sensing means may be a touch sensor 178 that recognizes the contact of the first stopper member 174 or the second stopper member 176, or may be provided with a photosensor, A non-contact type sensor for sensing a non-contact type sensor.

Meanwhile, in this embodiment, the position control unit 170 may include a position limiting means 180 for physically restricting the rotation of the tension reel supporting portion 130.

Specifically, the position control unit 170 may include an actuator 182 installed on one side of the base 110. [ The actuator 182 includes a cylinder 182a, and the cylinder 182a may be provided with an actuating rod 182b stretched by a fluid. The actuator 182 may be provided to extend and contract the actuating rod 182b in the direction in which the tension-reel supporting portion 130 is installed.

The tension member supporting portion 130 may be provided with a binding member 184 having a binding hole 184a into which the operation rod 182b is inserted and hooked.

That is, the position control unit 170 can insert the operating rod into the binding hole 184a and physically fix the operating position when the tension-reel supporting portion 130 is in the first working position or the second working position .

On the other hand, on the upper portion of the tension reel supporting portion 130, a guide roll supporting portion 190 having a guiding roll may be provided to guide the winding or winding of the strip provided on the tension reel 132.

The guide roll support portion 190 may be provided on the upper portion of the tension reel support portion 130 with a guide roll support portion 190 in the cutting direction of the strip. Further, the guide roll support portion 190 may be provided with a guide roll 192 that contacts the strip when the strip is wound or unwound, and guides the movement of the strip.

The guide rolls 192 may be provided so as to be adjustable in height by an actuator 194 provided in the guide roll support portion 190. Such guide rolls 192 can ascend and descend according to the wound diameter or the like of the strip, and guide the winding or winding-up of the strip.

On the other hand, a separation pressing part 200 for pushing and discharging the strip wound on the tension reel 132 may be further provided on one side of the tension reel supporting part 130.

The separation pressing portion 200 can limit the position of the strip wound on the tension reel 132 and can be provided to push out the tension reel 132 from the tension reel 132 upon completion of winding or winding.

For example, the separation pressing portion 200 may include at least one actuator 202 provided on one side of the tension-reel supporting portion 130. A pair of actuators 202 are provided on both sides of the tension reel supporting portion 130 toward the respective tension reel 132 and between the actuators 202, A pressure plate 204 for increasing the pressing area of the pressing plate 204 can be provided.

The separating pressing portion 200 can push out the strip wound on the tension reel 132 by the pressure plate 204 by the expansion of the actuator 202 to help the discharge.

On the other hand, a guide plate 210 for guiding the movement of the strip may be provided on the supply line for supplying the strip from the strip winding device 100 of the present embodiment to the post-process 30.

At this time, the guide plate 210 may be provided to swing toward the post-process 30 so as not to interfere with the tension reel 132 when the tension reel supporting unit 130 rotates. That is, the guide plate 202 can be provided swingably by the actuator 212 on one side of the frame of the post-process 30.

A guide plate sensing means may be provided at one side of the post-process 30 to determine whether the guide plate 202 is folded or connected to the tension-reel supporting portion 130 and the post-process 30. [

For example, the guide plate sensing means may be provided as a photosensor including a light emitting portion 214a and a light receiving portion 214b, and the position of the guide plate 210 may be determined through the photosensor. In this embodiment, the light emitting unit 214 and the light receiving unit 214b may be provided to face each other with respect to the guide plate 210. At this time, the light of the light emitting unit 214 is received by the light receiving unit 214b A through hole 216 penetrating to be incident may be formed.

The light emitting unit 214 and the light receiving unit 214b may be disposed in the same direction. A reflective plate may be provided on the guide plate 210 to reflect light emitted from the light emitting unit 214a.

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents. It will be clear to those who have knowledge.

100: strip winding device 110: base
130: Tension reel supporting part 132: Tension reel
150: drive unit 152: first drive shaft
154: second drive shaft 155: shaft gear part
156: Driving motor 157: Pinion gear
170: Position control unit 172:
174: first stopper member 176: second stopper member
182: actuator 184: coupling member
190: guide roll support portion 192: guide roll
200: separating pressing portion

Claims (8)

A base installed on the work surface, the base being arranged such that the adjacent process and the strip coils can be transferred;
A tension reel supporting portion rotatably provided on an upper portion of the base and having a tension reel for winding the strip on the upper portion;
A driving unit provided between the base and the tension reel supporting unit to rotate the tension reel supporting unit; And
A position control unit coupled to the drive unit for interrupting the operation of the drive unit and the rotational position of the tension reel supporting unit;
And the strip winding device. The apparatus according to claim 1,
An arm portion provided at one side of the base and extending to the tension-reel supporting portion,
A first stopper member engaged with the arm portion at the first working position when the tension-reel supporting portion is rotated so that the tension-reel supporting portion is located at a first working position connected to the pre- And stopper means having a second stopper member engaged with the arm portion at the second working position. The apparatus according to claim 2,
Sensing means provided on either the arm portion or the first stopper member and the second stopper member to sense that the first stopper member or the second stopper member is in contact with the arm portion,
And a control unit for recognizing the first operation position or the second operation position according to the first stopper member or the second stopper member sensed by the sensing unit and controlling the tension reel to operate, . The apparatus according to claim 2,
An actuator provided on one of the base and the tension reel supporting portion and having an actuating rod extending and retracted in the direction of the base or the tension reel supporting portion;
And a binding member provided on another side of the base or the tension-reel supporting portion and having a binding hole into which the operating rod is inserted and engaged. The driving unit according to any one of claims 1 to 4, wherein the driving unit
A first drive shaft provided in the base,
A second drive shaft provided on the tension reel supporting portion and rotatably engaged with the first drive shaft,
A shaft gear portion formed on either the first drive shaft or the second drive shaft,
And a drive motor provided on the other of the first drive shaft or the second drive shaft and provided with a pinion gear meshed to rotate the shaft gear portion. The method according to any one of claims 1 to 4,
Further comprising a guide roll support portion provided on an upper portion of the tension reel supporting portion and provided with a guide roll for guiding movement of the strip wound or unwound on the tension reel. The method according to any one of claims 1 to 4,
And a separating pressing portion provided on one side of the tension reel supporting portion for pushing and discharging the strip wound on the tension reel. 5. The device according to any one of claims 1 to 4,
Connected via a rail between an adjacent line process and a subsequent process,
Wherein the rail is provided with a conveying vehicle for moving the strip coils.
KR1020150183182A 2015-12-21 2015-12-21 Strip winding apparatus KR101758494B1 (en)

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Application Number Priority Date Filing Date Title
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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150183182A KR101758494B1 (en) 2015-12-21 2015-12-21 Strip winding apparatus

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KR101758494B1 KR101758494B1 (en) 2017-07-17

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110245663A (en) * 2019-06-26 2019-09-17 上海电器科学研究所（集团）有限公司 One kind knowing method for distinguishing for coil of strip information
KR102257329B1 (en) * 2021-02-25 2021-05-27 주식회사 고려바이오텍 Automatic coil manufacturing apparatus
CN113998510A (en) * 2021-11-03 2022-02-01 温州万润机械有限公司 Continuous central winding mechanism of film coating machine

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003126910A (en) * 2001-10-17 2003-05-08 Nippon Steel Corp Turreted coil unwinding machine

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110245663A (en) * 2019-06-26 2019-09-17 上海电器科学研究所（集团）有限公司 One kind knowing method for distinguishing for coil of strip information
CN110245663B (en) * 2019-06-26 2024-02-02 上海电器科学研究所（集团）有限公司 Method for identifying steel coil information
KR102257329B1 (en) * 2021-02-25 2021-05-27 주식회사 고려바이오텍 Automatic coil manufacturing apparatus
CN113998510A (en) * 2021-11-03 2022-02-01 温州万润机械有限公司 Continuous central winding mechanism of film coating machine
CN113998510B (en) * 2021-11-03 2023-12-05 温州万润机械有限公司 Continuous central winding mechanism of laminating machine

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