A manufacturing device of a laminated label body including: a label feeding device for conveying a mount to which labels are stuck at a first conveying speed; a peeling device including a peeling plate for peeling off the labels from the mount conveyed at the first conveying speed; a release paper feeding device for conveying a release paper at a second conveying speed; and a lamination device for sticking the labels peeled off from the mount by the peeling device to the release paper conveyed at the second conveying speed, wherein the second conveying speed is lower than the first conveying speed, and an end in a conveying direction of the label peeled off from the mount is overlapped with a rear end in the conveying direction of a preceding label which has been peeled off from the mount and stuck to the release paper in advance, so that the label is stuck over the preceding label and the release paper, and the manufacturing device being characterised in that the lamination device comprises: a laminating roller for pressing and sticking a label peeled off from the mount to an upper surface of the release paper, a supporting member which is in contact with a lower surface of the release paper, and a moving mechanism that moves the laminating roller in the conveying direction of the release paper; the supporting member is provided over a range of movement of the laminating roller; and the peeling device includes an angle adjustment mechanism, and is configured such that the mount is folded back at a sharp angle around an end of the peeling plate to peel off the label from the mount while passing through the end of the peeling plate, and the angle adjustment mechanism changes an insertion angle of the label peeled off directed to the laminating roller by changing an angle of the peeling plate to a horizontal plane. a label feeding device for conveying a mount to which labels are stuck at a first conveying speed; a peeling device including a peeling plate for peeling off the labels from the mount conveyed at the first conveying speed; a release paper feeding device for conveying a release paper at a second conveying speed; and a lamination device for sticking the labels peeled off from the mount by the peeling device to the release paper conveyed at the second conveying speed, wherein the second conveying speed is lower than the first conveying speed, and an end in a conveying direction of the label peeled off from the mount is overlapped with a rear end in the conveying direction of a preceding label which has been peeled off from the mount and stuck to the release paper in advance, so that the label is stuck over the preceding label and the release paper, and the manufacturing device being characterised in that the lamination device comprises: a laminating roller for pressing and sticking a label peeled off from the mount to an upper surface of the release paper, a supporting member which is in contact with a lower surface of the release paper, and a moving mechanism that moves the laminating roller in the conveying direction of the release paper; the supporting member is provided over a range of movement of the laminating roller; and the peeling device includes an angle adjustment mechanism, and is configured such that the mount is folded back at a sharp angle around an end of the peeling plate to peel off the label from the mount while passing through the end of the peeling plate, and the angle adjustment mechanism changes an insertion angle of the label peeled off directed to the laminating roller by changing an angle of the peeling plate to a horizontal plane. a laminating roller for pressing and sticking a label peeled off from the mount to an upper surface of the release paper, a supporting member which is in contact with a lower surface of the release paper, and a moving mechanism that moves the laminating roller in the conveying direction of the release paper; the supporting member is provided over a range of movement of the laminating roller; and the peeling device includes an angle adjustment mechanism, and is configured such that the mount is folded back at a sharp angle around an end of the peeling plate to peel off the label from the mount while passing through the end of the peeling plate, and the angle adjustment mechanism changes an insertion angle of the label peeled off directed to the laminating roller by changing an angle of the peeling plate to a horizontal plane.