# US 12,049,334 B2 · System and method for sheet coil packaging > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,049,334 B2 - Document ID: US12049334B2 - Status: Granted - Kind: B2 - Application number: 18/096,915 - Filed: 2023-01-13 - Published: 2023-07-20 - Granted: 2024-07-30 - Earliest claimed: 2022-01-17 - Assignees: Lamiflex Group AB - Applicants: Lamiflex Group AB - Inventors: Kristoffer Olsson; Petter Järte; Marcus Forssblad; Björn Molin - Web page: https://patentgrep.com/patent/US12049334B2 ## CPC - B65B 11/04: the articles being rotated - B65B 11/045: {by rotating platforms supporting the articles} - B25J 9/0084: {comprising a plurality of manipulators} - B25J 9/1669: {characterised by special application, e.g. multi-arm co-operation, assembly, grasping} - B25J 9/1682: {Dual arm manipulator; Coordination of several manipulators} - B25J 15/0052: {multiple gripper units or multiple end effectors} - B25J 15/0616: {with vacuum} - B25J 15/0683: {Details of suction cup structure, e.g. grooves or ridges} - B65B 13/181: {applying edge protecting members during bundling} - B65B 25/146: {packaging rolled-up articles} - B65B 27/06: Bundling coils of wire or like annular objects - G05B 2219/45053: Coil, bobbin handling - B65B: MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING (bundling and pressing devices for cigars A24C1/44; devices for tensioning and securing binders adapted to be supported by the article or articles to be bound B25B25/00; applying closure members to bottles, jars or similar containers B67B1/00-B67B6/00; concurrent cleaning, filling and closing of bottles B67C7/00; emptying bottles, jars, cans, casks, barrels or similar containers B67C9/00) - B25J: MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES ({manipulators specially adapted for use in surgery A61B34/70; manipulators used in cleaning hollow articles B08B9/04}; manipulators associated with rolling mills B21B39/20; manipulators associated with forging machines B21J13/10; {manipulators associated with picking-up and placing mechanisms B23P19/007}; means for holding wheels or parts thereof B60B30/00; {vehicles with ground-engaging propulsion means, e.g. walking members B62D57/02, B62D57/032; devices for picking-up and depositing articles or materials between conveyors B65G47/90, B65G47/91; manipulators with gripping or holding means for transferring packages B65H67/065}; cranes B66C; {manipulators used in the protection or supervision of pipe-line installations F17D5/00; walking equipment adapted for nuclear steam-generators F22B37/006}; manipulators specially adapted for, or associated with, nuclear reactors G21C; {apparatus used for handling wafers during manufacture or treatment of semiconductor H10P72/50}) - G05B: CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS (systems for controlling or regulating non-electric variables G05D; systems for regulating electric or magnetic variables G05F; control devices or systems insofar as characterised by mechanical features only G05G) ## Abstract A system 100 for sheet coil packaging is provided. The system 100 preferably comprises: a sheet coil rotating arrangement 120, arranged to rotate a sheet coil 116 to enable it to be wrapped; first 112 and second 113 industrial robots, having first 108 and second 109 robot arms, arranged to wrap the sheet coil 116 using a wrapping tool 110, using sequences of the first robot arm 108 inserting the wrapping tool 110 into a central hole 118 of the sheet coil 116 and handing over the wrapping tool 110 to the second robot arm 109, and the second robot arm 109 transporting the wrapping tool 110 along the outside of the sheet coil 116 and handing it back to the first robot arm 108, as the sheet coil 116 is rotated by the sheet coil rotating arrangement 120; and two outer edge protection mounting devices 210, 220, arranged at opposite ends of the sheet coil 116 to feed out edge protection material 250 along an outer edge of the sheet coil 116 as the sheet coil 116 is rotated by the sheet coil rotating arrangement 120. The first 112 and second 113 industrial robots are preferably arranged to wrap the sheet coil 116 in synchronization with the feeding out of the edge protection material 250, thereby fixing the edge protection material 250 to the outer edges of the sheet coil 116 by the wrapping as the sheet coil 116 is rotated by the sheet coil rotating arrangement 120. ## Claims ### Claim 1 A system for sheet coil packaging, the system comprising: a sheet coil rotating arrangement, arranged to rotate a sheet coil to enable it to be wrapped; first and second industrial robots, having first and second robot arms, arranged to wrap the sheet coil using a wrapping tool, using sequences of the first robot arm inserting the wrapping tool into a central hole of the sheet coil and handing over the wrapping tool to the second robot arm, and the second robot arm transporting the wrapping tool along the outside of the sheet coil and handing it back to the first robot arm, as the sheet coil is rotated by the sheet coil rotating arrangement; and two outer edge protection mounting devices, arranged at opposite ends of the sheet coil to feed out edge protection material along an outer edge of the sheet coil as the sheet coil is rotated by the sheet coil rotating arrangement; wherein the first and second industrial robots are arranged to wrap the sheet coil in synchronization with the feeding out of the edge protection material, thereby fixing the edge protection material to the outer edges of the sheet coil by the wrapping as the sheet coil is rotated by the sheet coil rotating arrangement. ### Claim 2 (depends on 1) The system according to claim 1, further comprising an inner edge protection mounting tool, arranged to be moved by the first and second industrial robots for arranging edge protection material on the inner edges of the sheet coil, around the central hole, before the wrapping of the sheet coil. ### Claim 3 (depends on 2) The system according to claim 2, wherein the inner edge protection mounting tool comprises an edge protection material collecting arrangement, arranged to create a ring of edge protection material to be arranged on an inner edge of the sheet coil. ### Claim 4 (depends on 3) The system according to claim 3, wherein the edge protection material collecting arrangement is arranged to collect the edge protection material directly from one of the two outer edge protection mounting devices. ### Claim 5 (depends on 3) The system according to claim 3, wherein the edge protection material collecting arrangement comprises means for keeping the edge protection material attached to the inner edge protection mounting tool until the edge protection material is positioned in the central hole, around an inner edge of the sheet coil. ### Claim 6 (depends on 3) The system according to claim 3, wherein the edge protection material collecting arrangement comprises means for pushing out the ring of edge protection material towards the inner edge of the sheet coil. ### Claim 7 (depends on 3) The system according to claim 3, wherein the edge protection material collecting arrangement comprises at least three suction cups. ### Claim 8 (depends on 7) The system according to claim 7, wherein at least some of the suction cups are arranged to be pushed out from the edge protection material collecting arrangement in order to push out the ring of edge protection material towards the inner edge of the sheet coil. ### Claim 9 (depends on 1) The system according to claim 1, further comprising a further sheet coil rotating arrangement and two further outer edge protection mounting devices, in order to enable the robot arms to wrap sheet coils in two different positions. ### Claim 10 (depends on 1) The system according to claim 1, wherein the sheet coil is a sheet metal coil. ### Claim 11 A method for sheet coil packaging, the method comprising: rotating a sheet coil using a sheet coil rotating arrangement, to enable the sheet coil to be wrapped; wrapping the sheet coil using first and second industrial robots, having first and second robot arms, and a wrapping tool, using sequences of the first robot arm inserting the wrapping tool into a central hole of the sheet coil and handing over the wrapping tool to the second robot arm, and the second robot arm transporting the wrapping tool along the outside of the sheet coil and handing it back to the first robot arm, as the sheet coil is rotated by the sheet coil rotating arrangement; and feeding out edge protection material along an outer edge of the sheet coil as the sheet coil is rotated by the sheet coil rotating arrangement, using two outer edge protection mounting devices arranged at opposite ends of the sheet coil; wherein the wrapping of the sheet coil by the first and second industrial robots takes place in synchronization with the feeding out of the edge protection material, thereby fixing the edge protection material to the outer edges of the sheet coil by the wrapping as the sheet coil is rotated by the sheet coil rotating arrangement. ### Claim 12 (depends on 11) The method according to claim 11, further comprising arranging edge protection material on the inner edges of the sheet coil, around the central hole, using an inner edge protection mounting tool that is moved by the first and second industrial robots, before the wrapping of the sheet coil. ### Claim 13 (depends on 12) The method according to claim 12, further comprising creating a ring of edge protection material to be arranged on an inner edge of the sheet coil, using an edge protection material collecting arrangement comprised in the inner edge protection mounting tool. ### Claim 14 (depends on 13) The method according to claim 13, further comprising collecting the edge protection material directly from one of the two outer edge protection mounting devices. ### Claim 15 (depends on 13) The method according to claim 13, further comprising using means comprised in the edge protection material collecting arrangement for keeping the edge protection material attached to the inner edge protection mounting tool until the edge protection material is positioned in the central hole, around an inner edge of the sheet coil. ### Claim 16 (depends on 13) The method according to claim 13, further comprising using means comprised in the edge protection material collecting arrangement for pushing out the ring of edge protection material towards the inner edge of the sheet coil. ### Claim 17 (depends on 13) The method according to claim 13, wherein the edge protection material collecting arrangement comprises at least three suction cups. ### Claim 18 (depends on 13) The method according to claim 13, further comprising pushing at least some of the suction cups out from the edge protection material collecting arrangement in order to push out the ring of edge protection material towards the inner edge of the sheet coil. ### Claim 19 (depends on 11) The method according to claim 11, further comprising rotating a further sheet coil using a further sheet coil rotating arrangement, and feeding out edge protection material along an outer edge of the further sheet coil as the further sheet coil is rotated by the further sheet coil rotating arrangement, using two further outer edge protection mounting devices arranged at opposite ends of the further sheet coil. ### Claim 20 (depends on 11) The method according to claim 11, wherein the sheet coil is a sheet metal coil. ### Claim 21 A system for sheet coil packaging, the system comprising: an inner edge protection mounting tool, comprising an edge protection material collecting arrangement, arranged to create a ring of edge protection material and arranging it on an inner edge of a sheet coil, around a central hole of the sheet coil, before the wrapping of the sheet coil; a sheet coil rotating arrangement, arranged to rotate the sheet coil to enable it to be wrapped; and two outer edge protection mounting devices, arranged at opposite ends of the sheet coil to feed out edge protection material along an outer edge of the sheet coil as the sheet coil is rotated by the sheet coil rotating arrangement during wrapping of the sheet coil; wherein the edge protection material collecting arrangement is arranged to collect the edge protection material directly from one of the two outer edge protection mounting devices. ### Claim 22 A method for sheet coil packaging, the method comprising: creating a ring of edge protection material to be arranged on an inner edge of a sheet coil, using an edge protection material collecting arrangement comprised in an inner edge protection mounting tool, by collecting the edge protection material directly from one of two outer edge protection mounting devices arranged at opposite ends of the sheet coil; arranging the ring of edge protection material on the inner edges of a sheet coil, around a central hole of the sheet coil, using the inner edge protection mounting tool, before wrapping of the sheet coil; and feeding out edge protection material along an outer edge of the sheet coil as the sheet coil is rotated by a sheet coil rotating arrangement during wrapping of the sheet coil, using the two outer edge protection mounting devices.