CN113753638A - Automatic roll changing device - Google Patents
Automatic roll changing device Download PDFInfo
- Publication number
- CN113753638A CN113753638A CN202111133064.5A CN202111133064A CN113753638A CN 113753638 A CN113753638 A CN 113753638A CN 202111133064 A CN202111133064 A CN 202111133064A CN 113753638 A CN113753638 A CN 113753638A
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- CN
- China
- Prior art keywords
- unwinding
- roll
- engaging
- automatic
- winding
- 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.)
- Pending
Links
- 238000004804 winding Methods 0.000 claims abstract description 52
- 230000007246 mechanism Effects 0.000 claims abstract description 36
- 230000008859 change Effects 0.000 claims abstract description 6
- 238000010008 shearing Methods 0.000 claims description 13
- 238000005520 cutting process Methods 0.000 claims description 7
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 7
- 238000005304 joining Methods 0.000 description 12
- 239000000463 material Substances 0.000 description 10
- 239000000853 adhesive Substances 0.000 description 9
- 230000001070 adhesive effect Effects 0.000 description 9
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Images
Classifications
-
- 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
- B65H19/10—Changing the web roll in unwinding mechanisms or in connection with unwinding operations
- B65H19/18—Attaching, e.g. pasting, the replacement web to the expiring web
-
- 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
- B65H19/10—Changing the web roll in unwinding mechanisms or in connection with unwinding operations
- B65H19/20—Cutting-off the expiring web
Abstract
The invention discloses an automatic coil changing device which comprises a first unwinding mechanism, a second unwinding mechanism and a mounting plate, wherein the first unwinding mechanism and the second unwinding mechanism are fixedly arranged on the mounting plate; the first unwinding mechanism comprises a first unwinding device and a first connecting device; the second unwinding mechanism comprises a second unwinding device and a second connecting device; the first engaging device is matched with the second engaging device to enable the first unwinding device and the winding object on the second unwinding device to be mutually connected so as to complete reel changing. The cooperation of first linking device and second linking device is changed a roll and is replaced the manual roll change in the present roll replacement package, and the risk of disconnected area that causes in the personnel operation process that can greatly reduced improves efficiency and yields.
Description
Technical Field
The invention relates to the technical field of manufacturing of lithium ion batteries, in particular to an automatic roll changing device.
Background
To increase efficiency, the winder is usually used one after the other, and after one roll is used, the other roll is manually or automatically connected, thereby reducing the time for stopping and changing the roll.
The existing manual tape splicing has long downtime, is troublesome and labor-consuming, the connection consistency is greatly influenced by operators, the efficiency of a winding device is influenced, two pieces of adhesive tapes need to be prepared manually, the steps are complicated, and the operation is difficult; in addition, in the winding process, the winding object in operation is easily touched by personnel in the operation process, so that the belt is broken, and the efficiency and the yield are influenced.
Disclosure of Invention
The invention aims to provide an automatic roll changing device to solve the problems in the prior art.
In order to solve the above problems, according to an aspect of the present invention, an automatic roll changing apparatus is provided, which includes a first unwinding mechanism, a second unwinding mechanism, and a mounting plate, wherein the first unwinding mechanism and the second unwinding mechanism are fixedly disposed on the mounting plate; the first unwinding mechanism comprises a first unwinding device and a first connecting device; the second unwinding mechanism comprises a second unwinding device and a second connecting device; the first engaging device is matched with the second engaging device to enable the first unwinding device and the winding object on the second unwinding device to be mutually connected so as to complete reel changing. The cooperation of first linking device and second linking device is changed a roll and is replaced the manual roll change in the present roll replacement package, and the risk of disconnected area that causes in the personnel operation process that can greatly reduced improves efficiency and yields.
In one embodiment, the first unwinding device and the second unwinding device are arranged to output in the same direction at the first joining device and the second joining device, the first joining device and the second joining device are arranged adjacent to each other in the winding output path of the first unwinding device and the second unwinding device, respectively, and the first joining device and the second joining device are rotatable relative to each other and abut against each other to interconnect the windings on the first unwinding mechanism and the second unwinding mechanism.
In one embodiment, the first engagement device and the second engagement device respectively include a rotating shaft and a roll-over stand, the roll-over stand being provided with an abutting surface, the roll-over stand being rotatable about the rotating shaft, so that the roll-over stand of the first engagement device and the second engagement device is switched between an abutting position in which the abutting surfaces of the first engagement device and the second engagement device abut against each other and a spaced position in which the abutting surfaces of the first engagement device and the second engagement device are spaced apart.
In one embodiment, a plurality of suction holes are formed in the abutting surface, and the suction holes can suck the winding object on the first unwinding device or the second unwinding device through vacuum.
In one embodiment, the first engaging device or the second engaging device further comprises a turning driving mechanism, and the turning driving mechanism can drive the turning frame to rotate.
In one embodiment, the roll-over stand is further provided with a guide roller, and the roll-over stand rotates to enable the winded materials on the first unwinding device and the second unwinding device to be output to a leaning surface through the guide roller.
In one embodiment, the automatic reel changer further comprises a shearing device disposed upstream of the abutment surface.
In one embodiment, the apparatus further comprises a translation device on which the shearing device is arranged to drive the shearing device into and out of the winding output path.
In one embodiment, the automatic reel changer further comprises a plurality of turning rollers.
The invention also relates to an automatic electrode roll changing device which comprises an automatic roll changing device and an electrode plate, wherein the electrode plate is rotatably arranged on the first unwinding device and the second unwinding device, and the starting end of the electrode plate is provided with back glue.
Drawings
Fig. 1 to 2 are schematic views of an automatic roll changer according to an embodiment of the present invention.
Fig. 3 to 8 are schematic views of an automatic roll changer according to an embodiment of the present invention in an operating state.
Fig. 9 is a schematic view of a shearing device and a translating device in accordance with one embodiment of the present invention.
Reference numerals: 100. an automatic reel changer; 1. a first unwinding mechanism; 2. a second unwinding mechanism; 3. mounting a plate; 4. a shearing device; 5. a translation device; 6. a turning roll; 11. a first unwinding device; 12. a first engaging means; 21. a second unwinding device; 22. a second engaging means; 111. an unwinding driving device; 112. unwinding the reel; 121. a rotating shaft; 122. a roll-over stand; 123. a turnover driving device; 1221. an abutting surface; 1222. a guide roller; 12211. an adsorption hole; 41. a cutter; 42. a cutter driving device; 51. a fixing plate; 52. a sliding plate; 53. a translation drive device; 200. automatic electrode roll changing device.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the objects, features and advantages of the invention can be more clearly understood. It should be understood that the embodiments shown in the drawings are not intended to limit the scope of the present invention, but are merely intended to illustrate the spirit of the technical solution of the present invention.
In the following description, for the purposes of illustrating various disclosed embodiments, certain specific details are set forth in order to provide a thorough understanding of the various disclosed embodiments. One skilled in the relevant art will recognize, however, that the embodiments may be practiced without one or more of the specific details. In other instances, well-known devices, structures and techniques associated with this application may not be shown or described in detail to avoid unnecessarily obscuring the description of the embodiments.
Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
In the following description, for the purposes of clearly illustrating the structure and operation of the present invention, directional terms will be used, but terms such as "front", "rear", "left", "right", "outer", "inner", "outer", "inward", "upper", "lower", etc. should be construed as words of convenience and should not be construed as limiting terms.
The invention relates to an automatic coil changing device 100 which comprises a first unwinding mechanism 1, a second unwinding mechanism 2 and a mounting plate 3, wherein the first unwinding mechanism 1 and the second unwinding mechanism 2 are fixedly arranged on the mounting plate 3. The first unwinding mechanism 1 includes a first unwinding device 11 and a first engaging device 12. The second unwinding mechanism 2 includes a second unwinding device 21 and a second engaging device 22. The first engaging device 12 cooperates with the second engaging device 22 to connect the first unwinding device 11 and the winding on the second unwinding device 21 to complete the reel change. The matched roll changing of the first joining device 12 and the second joining device 22 replaces the manual roll changing in the existing roll replacing device, so that the risk of belt breakage caused in the operation process of personnel can be greatly reduced, and the efficiency and the yield are improved.
The first unwinding device 11 and the second unwinding device 21 are arranged to output the winding in the same output direction at the first joining device 12 and at the second joining device 22. In the embodiment shown in the drawings, the first unwinding device 11 and the second unwinding device 21 are fixedly disposed at the same side of the mounting plate 3, wherein the first unwinding device 11 is disposed near the left end of the mounting plate 3 and unwinds counterclockwise, and the second unwinding device 21 is disposed near the right end of the mounting plate and unwinds clockwise. It can be understood that the first unwinding device 11 can be set to unwind clockwise as required, while the second unwinding device 21 is set to unwind counterclockwise, which also satisfies the condition of outputting the winding material along the same output direction. It is understood that the first unwinding device 11 and the second unwinding device 21 further include an unwinding driving mechanism and an unwinding shaft 112. As shown in fig. 1 to 2, the unwinding shaft 112 is disposed at the front side of the mounting plate 3, the unwinding driving mechanism 111 is mounted at the back side of the mounting plate 3 and can drive the unwinding shaft 112 to rotate along a set direction and speed, and the winding material is wound around the winding material and detachably mounted on the unwinding shaft 112.
The first engaging device 12 and the second engaging device 22 are disposed adjacent to each other in the winding output path of the first unwinding device 11 and the second unwinding device 21, respectively, and the first engaging device 12 and the second engaging device 22 are rotatable relative to each other and abut against each other to interconnect the windings on the first unwinding mechanism 1 and the second unwinding mechanism 2. In the illustrated embodiment, both the first and second engaging means 12 and 22 are rotatable relative to the mounting plate 3, but it should be understood that only one engaging means may be rotatable to effect relative rotation therebetween, so long as the windings from the first unwinding mechanism 1 and from the second unwinding mechanism 2 are abutted against each other. Specifically, the first engaging means 12 and the second engaging means 22 are also disposed on the mounting plate 3, and the first engaging means 12 can rotate clockwise and the second engaging means 22 can rotate counterclockwise. The first engaging device 12 and the second engaging device 22 can drive the windings on the first unwinding device 11 and the second unwinding device 21 to be attached to each other during the rotation. If the unwinding of the first unwinding device 11 is finished, the material roll to be prepared is placed on the second unwinding device 21, and the start end of the winding is placed on the second engaging device 22, the start end of the winding is provided with an adhesive strip, the first engaging device 12 drives the winding of the first unwinding device 11 to approach the second engaging device 22, and the second engaging device 22 drives the start end of the winding of the second unwinding device 21 to approach the first engaging device 12, so that the adhesive strip is adhered to the winding of the first unwinding device 11. It will be appreciated that the adhesive strip may be double-sided adhesive, one side being adhered to the beginning of the roll and the other end being adhered to another roll. The adhesive strip can also be single-sided adhesive and is adhered with one part at the initial end of the winding object and the other part extending out of the initial end of the winding object and can be adhered with another winding object. In addition, a plurality of adhesive strips may be provided.
The first engaging device 12 and the second engaging device 22 each include a rotating shaft 121 and a turning frame 122. The roll-over stand 122 is disposed at the front side of the mounting plate 3 and can rotate around the rotating shaft 121, and an abutting surface 1221 is disposed on the roll-over stand 122. The first unwinding device 11 and the second unwinding device 21 can drive the roll stand 122 to turn and drive the windings of the first unwinding device 11 and the second unwinding device 21 to abut against each other through two abutting surfaces 1221. In the illustrated embodiment, the rotating shaft 121 is disposed on the mounting plate 3, one end of the roll-over stand 122 is connected to the rotating shaft 121, and the other end is disposed on the abutting surface 1221.
During normal operation of the first unwinding device 11 or the second unwinding device 21, as shown in fig. 3 to 8, the two abutting surfaces 1221 are away from the winding object, and the abutting surfaces 1221 of the two roll stands 122 are spaced apart from each other to form a spaced position. When the unwinding of the winding material of the first unwinding device 11 is finished, the turning frame 122 of the first engaging device 12 rotates until the abutting surface 1221 is close to the second engaging device 11, and after the tail of the winding material of the first unwinding device 11 is cut, the turning frame 122 of the second engaging device 22 turns to be close to the first engaging device 22. At this time, the two abutting surfaces 1221 abut against each other to form an abutting position, and the unwinding end from the second unwinding device 21 and the winding cut from the first unwinding device 11 are bonded to each other, thereby completing the roll change. After the two winders are completely rewound, the two roll-over stands 122 drive the two abutting surfaces 1221 to move away from each other again and to be at the spacing position again, the first unwinding device 11 and the second unwinding device 21 are continuously and circularly rewound, the two rotating shafts 121 can drive the abutting surfaces 1221 of the two roll-over stands 122 to be turned over and switched between the abutting position and the spacing position, and the rewinding is completed.
Optionally, the first engaging device 12 and the second engaging device 22 further include a turning driving device 123, and the turning driving device 123 is disposed on the back side of the mounting plate 3 and can drive the rotating shaft 121 to rotate. It can be understood that, in order to sense the unwinding condition of the first unwinding device 11 or the second unwinding device 21, sensors may be disposed on the first unwinding device 11 and the second unwinding device 21, and the flipping driving device 123 is electrically connected to the sensors and can drive the rotating shaft 121 to rotate according to signals of the sensors.
Alternatively, a plurality of suction holes 12211 are provided in the abutting surface 1221, and the suction holes 12211 may suck the windings from the first unwinding device 11 and the second unwinding device 21 by vacuum. As can be appreciated, the suction holes 12211 are connected to an external vacuum source, and when the abutting surface 1221 of the roll-over stand 122 is turned over to the abutting position, the suction devices start to work, and respectively suck the windings of the first unwinding device 11 and the second unwinding device 21 to the abutting surface 1221, thereby completing the splicing and roll changing. It will be appreciated that the abutment surface 1221 may also hold the winding by other means, such as by a pawl pressing the winding against the abutment surface 1221 while allowing the winding to move along the abutment surface 1221, or by magnetic attraction, etc.
Preferably, a guide roller 1222 is further disposed on the roll-over stand 122, and the roll-over stand 122 can rotate to divert the windings on the first unwinding device 11 and the second unwinding device 21 to be output to the abutting surface 1221 through the guide roller 1222. In the embodiment shown in the figure, the guide roller, the rotating shaft 121 and the abutting surface 1221 form a triangle, the guide roller and the abutting surface 1221 can rotate relative to the rotating shaft 121, when the abutting surface 1221 is in the abutting position, the guide roller 1222 and the abutting surface 1221 are in the same vertical direction, the guide roller 1222 and the rotating shaft 121 are in the same horizontal direction, and the winding is transmitted to the abutting surface 1221 through the guide roller 1222.
The automatic reel changer 100 further includes a cutter 4, as shown in fig. 9, the cutter 4 being disposed upstream of the abutting face 1221. Returning to fig. 3 to 8 again, when the first unwinding device 11 or the second unwinding device 21 is in the winding state, the cutting device 4 is located at the back side of the mounting plate 3. When the unwinding of the winding object of the first unwinding device 11 or the second unwinding device 12 is finished, the roll stand 122 to the abutting surface 1221 adsorbs the winding object. At this time, a section of residual winding remains between the roll material and the abutting surfaces 1221, the shearing device 4 can shear the section of residual winding, and then the other roll-over stand 122 turns over until the two abutting surfaces 1221 abut against each other, thereby completing the roll change. Alternatively, the shearing device 4 includes two pieces of the cutting blades 41, and the two pieces of the cutting blades 41 can shear each other along the rotation shaft 121. Preferably, the shearing device 4 further comprises a cutter driving device 42, and the cutter driving device 42 is disposed on the two cutters 41 and can drive the two cutters 41 to shear each other. In the embodiment shown in the drawings, the cutter drive 42 is a pneumatic cylinder drive. It should be understood that the cutting device 4 may have any structure, such as a laser cutting device, etc., as long as the wound material can be cut.
Preferably, the automatic roll changing device 100 further comprises a translation device 5, and the translation device 5 is fixedly arranged on the back side of the mounting plate 3. The shearing device 4 is arranged on a translation device 5, the translation device 5 being arranged to drive the shearing device 4 into and out of the winding output path, in particular directly below the two roll-over stands 122 when in the rest position. The mounting plate 3 below the state that the two roll-over stands 122 are in the abutting position is provided with a cutter inlet, and the translation device 5 can drive the shearing device 4 to translate through the cutter inlet. Specifically, the translation device 5 includes a fixed plate 51, a sliding plate 52 and a translation driving device 53, the shearing device 4 includes a sliding plate 52 fixedly disposed on the sliding plate 52, the translation driving device 53 and the fixed plate 51 are fixedly disposed on the back of the mounting plate 3, a guide rail is disposed on the fixed plate 51, a sliding block cooperating with the guide rail is disposed on the sliding plate 52, and the translation driving device 53 can drive the sliding plate 52 to move along the fixed plate 51. When the winding on the first joining device 12 or the second joining device 22 needs to be cut, the translational driving device 53 drives the cutting device 4 to move towards the front end until the winding is clamped and cut off, and the cutter driving device 42 drives the two cutters 41 to cut off the winding on the first unwinding device 11 or the second unwinding device 21. Alternatively, the translation drive means 53 is a pneumatic cylinder drive.
Optionally, the automatic reel changer 100 further includes a plurality of turning rollers 6, and the plurality of turning rollers 6 are disposed on the mounting plate 3 and are disposed along a winding output direction of the first unwinding device 11 or the second unwinding device 21. In the embodiment shown in the figure, two of the turning rolls 6 are arranged upstream of the first engagement device 12 and the second engagement device 22. It will be understood that the number of the deflecting rollers 6 is not limited and the direction of arrangement can be adjusted as desired.
The invention also relates to an automatic electrode roll changing device which comprises the automatic roll changing device and an electrode plate, wherein a winding object on a roll material is the electrode plate, the starting end of the electrode plate is provided with an adhesive strip, and the adhesive strip is preferably gum. The invention simplifies the manual operation process, increases the distance between two pole pieces by changing the structure of the coil changing device, greatly reduces the risk of belt breakage caused by the fact that personnel touch the running electrode in the operation process, and improves the yield and the efficiency.
While the preferred embodiments of the present invention have been illustrated and described in detail, it should be understood that various changes and modifications of the invention can be effected therein by those skilled in the art after reading the above teachings of the invention. Such equivalents are intended to fall within the scope of the claims appended hereto.
Claims (10)
1. An automatic reel changer, comprising:
the first unwinding mechanism comprises a first unwinding device and a first connecting device;
the second unwinding mechanism comprises a second unwinding device and a second connecting device; and
the first unwinding mechanism and the second unwinding mechanism are fixedly arranged on the mounting plate,
the first engaging device and the second engaging device are configured to cooperate with each other to enable the first unwinding device and the winding object on the second unwinding device to be connected with each other to complete the roll change.
2. The automatic reel changer of claim 1, wherein the first and second unwinding devices are configured to output the reels in the same direction at the first and second engaging devices, the first and second engaging devices are disposed adjacent to each other in the reel output paths of the first and second unwinding devices, respectively, and the first and second engaging devices are configured to rotate relative to each other and abut against each other to interconnect the reels on the first and second unwinding mechanisms.
3. The automatic reel changer according to claim 2, wherein the first engaging device and the second engaging device respectively include a rotating shaft and a roll-over stand, the roll-over stand being provided with an abutting surface, the roll-over stand being rotatable about the rotating shaft so that the roll-over stands of the first engaging device and the second engaging device are switched between an abutting position in which the abutting surfaces of the first engaging device and the second engaging device abut against each other and a spaced position in which the abutting surfaces of the first engaging device and the second engaging device are spaced apart.
4. The automatic roll changing device according to claim 3, wherein a plurality of suction holes are provided on the abutting surface, and the suction holes are configured to suck the roll on the first unwinding device or the second unwinding device by vacuum.
5. The automatic roll changing device according to claim 4, wherein the first engaging device or the second engaging device further comprises a turning driving mechanism configured to drive the turning frame to rotate.
6. The automatic reel changer of claim 5, wherein the roll-over stand is further provided with a guide roller, and the roll-over stand is configured to rotate so that the windings on the first and second unwinding devices are output to an abutting surface through the guide roller.
7. The automatic reel-changing device according to claim 6, characterized in that it further comprises a shearing device arranged upstream of said abutment surface.
8. The automatic reel changer of claim 7, further comprising a translation device on which the cutting device is disposed, the translation device being configured to drive the cutting device into and out of a winding output path.
9. The automatic reel-up according to claim 1, characterized in that it further comprises a plurality of turning rolls.
10. An automatic electrode roll changing device is characterized by comprising:
the automatic roll changer according to any one of claims 1 to 9; and
the electrode plate is rotatably arranged on the first unwinding device and the second unwinding device, and gum is arranged at the starting end of the electrode plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111133064.5A CN113753638A (en) | 2021-09-27 | 2021-09-27 | Automatic roll changing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111133064.5A CN113753638A (en) | 2021-09-27 | 2021-09-27 | Automatic roll changing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113753638A true CN113753638A (en) | 2021-12-07 |
Family
ID=78797609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111133064.5A Pending CN113753638A (en) | 2021-09-27 | 2021-09-27 | Automatic roll changing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113753638A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0382011A1 (en) * | 1989-02-09 | 1990-08-16 | Tetra Laval Holdings & Finance SA | Apparatus for attaching without interruption a replacement web to an expiring web |
| CN204802700U (en) * | 2015-06-27 | 2015-11-25 | 汕头市远东轻化装备有限公司 | Automatic change of lap device unreels |
| CN205114619U (en) * | 2015-11-02 | 2016-03-30 | 朱永胜 | Paper machine that connects that unreels is not shut down to dock |
| US20170341894A1 (en) * | 2016-05-24 | 2017-11-30 | Monomatic | Method for cutting and connecting two bands end to end, an unrolling machine and a cutting and connecting device |
| CN207713058U (en) * | 2018-01-10 | 2018-08-10 | 宁德时代新能源科技股份有限公司 | Unwinding device |
| KR102120098B1 (en) * | 2020-01-03 | 2020-06-08 | 세종기술 주식회사 | Tape Continuous Feeding Apparatus and Method for Continuous Feeding of Tape |
-
2021
- 2021-09-27 CN CN202111133064.5A patent/CN113753638A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0382011A1 (en) * | 1989-02-09 | 1990-08-16 | Tetra Laval Holdings & Finance SA | Apparatus for attaching without interruption a replacement web to an expiring web |
| CN204802700U (en) * | 2015-06-27 | 2015-11-25 | 汕头市远东轻化装备有限公司 | Automatic change of lap device unreels |
| CN205114619U (en) * | 2015-11-02 | 2016-03-30 | 朱永胜 | Paper machine that connects that unreels is not shut down to dock |
| US20170341894A1 (en) * | 2016-05-24 | 2017-11-30 | Monomatic | Method for cutting and connecting two bands end to end, an unrolling machine and a cutting and connecting device |
| CN207713058U (en) * | 2018-01-10 | 2018-08-10 | 宁德时代新能源科技股份有限公司 | Unwinding device |
| KR102120098B1 (en) * | 2020-01-03 | 2020-06-08 | 세종기술 주식회사 | Tape Continuous Feeding Apparatus and Method for Continuous Feeding of Tape |
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Application publication date: 20211207 |