US-12623804-B2 - Separating device and method for separating a blister tube, and packaging device comprising a separating device

US12623804B2US 12623804 B2US12623804 B2US 12623804B2US-12623804-B2

Abstract

Separating devices for a blister tube include a blister tube feed device comprising a first transport means and an associated first transport means bearing, a blister discharging device arranged downstream of the blister tube feed device and comprising a second transport means and an associated second transport means bearing, a first drive coupled to the first transport means, and a second drive coupled to the second transport means, and a control device coupled to the first and second drives, the control device configured to temporarily exert a tensile force on the second portion of the blister tube in the transport direction with the aid of the second transport means, the tensile force being dimensioned in such a way that the second portion of the blister tube is separated from the first portion of the blister pouch at a separation aid. Methods and packaging devices using separating devices are also provided.

Inventors

Thomas JUENGER
Thomas HORTEN

Assignees

BECTON DICKINSON ROWA GERMANY GMBH

Dates

Publication Date: 20260512
Application Date: 20240925

Claims (16)

1 . A separating device for a blister tube having a plurality of blister pouches, comprising: a blister tube feed device comprising a first transport means comprising a transport double roller and an associated first transport means bearing configured so that a first portion of the blister tube is guided, clamped between the transport double roller and the first transport means bearing, in a transport direction so that slippage relative to the transport double roller is prevented; a blister discharging device arranged downstream of the blister tube feed device, the blister discharging device comprising a second transport means and an associated second transport means bearing configured so that a second portion of the blister tube is clamped between the second transport means and the second transport means bearing in a slip-resistant manner relative to the second transport means; a first drive coupled to the transport double roller; a second drive coupled to the second transport means; and a control device coupled to the first drive and to the second drive, wherein the control device is configured to temporarily exert, with the aid of the second transport means, a tensile force in the transport direction on the second portion of the blister tube, the tensile force being dimensioned in such a way that the second portion of the blister tube is separated from the first portion of a blister pouch at a separation aid arranged between two of the plurality of blister pouches.
2 . The separating device of claim 1 , wherein at least one of the transport double roller and the second transport means has an elastically deformable coating in a contact region to the blister tube.
3 . The separating device of claim 1 , wherein, the transport double roller comprises a spring, which engages the transport double roller against the first transport means bearing.
4 . The separating device of claim 1 , wherein the first transport means bearing has a first bearing roller, the first bearing roller and the transport double roller configured so that the first portion of the blister tube is a side region of the blister tube.
5 . The separating device of claim 1 , wherein the first transport means bearing has a first bearing double roller, the first bearing double roller and the transport double roller configured so that the first portion of the blister tube comprises opposing side regions of the blister tube.
6 . The separating device of claim 1 , wherein the second transport means has a second transport roller, the second transport roller and the second transport means bearing configured so that the second portion of the blister tube is a side region of the blister tube.
7 . The separating device of claim 6 , wherein, the second transport means bearing has a second bearing roller, the second bearing roller and the second transport roller configured so that the second portion of the blister tube is the side region of the blister tube.
8 . The separating device of claim 1 , wherein the second transport means has a second transport double roller, the second transport double roller and the second transport means bearing configured so that the second portion of the blister tube comprises opposing side regions of the blister tube.
9 . The separating device of claim 8 , wherein the second transport means bearing has a second bearing double roller, the second bearing double roller and the second transport double roller configured so that the second portion of the blister tube comprises the opposing side regions of the blister tube.
10 . The separating device of claim 1 , wherein the separating device has, upstream of the blister tube feed device, a small piece goods guide which guides small piece goods contained in a blister pouch from side regions of a blister pouch into a central region of the blister pouch.
11 . The separating device of claim 1 , wherein the separating device comprises, upstream of the blister tube feed device, a device for introducing separation aids between blister pouches of the blister tube.
12 . A packaging device for small piece goods, comprising: a packaging material guide device configured to receive and shape a packaging material web; a longitudinal joining device arranged downstream of the packaging material guide device and configured to join together the shaped packaging material web at a packaging material overlap region in a movement direction of the packaging material web; a transverse joining device arranged downstream of the packaging material guide device and configured to join together the shaped packaging material web at predetermined distances transversely to the movement direction to form a plurality of blister pouches; and a separating device comprising: a blister tube feed device comprising a first transport device comprising a transport double roller and an associated first transport device bearing configured so that a first portion of the blister tube is guided, clamped between the transport double roller and the first transport device bearing, in a transport direction so that slippage relative to the transport double roller is prevented; a blister discharging device arranged downstream of the blister tube feed device, the blister discharging device comprising a second transport device and an associated second transport device bearing configured so that a second portion of the blister tube is clamped between the second transport device and the second transport device bearing in a slip-resistant manner relative to the second transport device; a first drive coupled to the transport double roller; a second drive coupled to the second transport device; and a control device coupled to the first drive and to the second drive, wherein the control device is configured to temporarily exert, with the aid of the second transport device, a tensile force in the transport direction on the second portion of the blister tube, the tensile force being dimensioned in such a way that the second portion of a blister tube is separated from the first portion of the blister pouch at a separation aid arranged between two of the plurality of blister pouches.
13 . The packaging device of claim 12 , wherein the separating device further comprises one of: the first transport device comprises a first spring device, which engages the first transport device against the first transport device bearing; and the second transport device comprises a second spring device, which engages the second transport device against the second transport device bearing.
14 . The packaging device of claim 12 , wherein the separating device further comprises one of: the first transport device bearing has a first bearing roller, the first bearing roller and the transport double roller configured so that the first portion of the blister tube is a side region of the blister tube; and the second transport device bearing has a second bearing roller, the second bearing roller and the second transport device configured so that the second portion of the blister tube is the side region of the blister tube.
15 . The packaging device of claim 12 , wherein the separating device further comprises one of: the first transport device bearing has a first bearing double roller, the first bearing double roller and the first transport double roller configured so that the first portion of the blister tube comprises opposing side regions of the blister tube; and the second transport device bearing has a second bearing double roller, the second bearing double roller and the second transport device configured so that the second portion of the blister tube comprises the opposing side regions of the blister tube.
16 . The packaging device of claim 12 , wherein at least one of the transport double roller and the second transport device has an elastically deformable coating in a contact region to the blister tube.

Description

CROSS-REFERENCES TO RELATED APPLICATIONS This Application is a continuation of U.S. patent application Ser. No. 18/137,607 entitled “SEPARATING DEVICE AND METHOD FOR SEPARATING A BLISTER TUBE, AND PACKAGING DEVICE COMPRISING A SEPARATING DEVICE,” filed on Apr. 21, 2023, issued as U.S. Pat. No. 12,129,067 on Oct. 29, 2024, the disclosure of which is hereby incorporated by reference in its entirety for all purposes. BACKGROUND The disclosure relates to a separating device for a blister tube comprising a plurality of blister pouches, to a method for separating such a blister tube, to a packaging device comprising a separating device, and to the use thereof. SUMMARY One or more embodiments include a separating device for a blister tube having a plurality of blister pouches, the separating device including a blister tube feed device comprising a first transport means comprising a transport double roller and an associated first transport means bearing configured so that a first portion of the blister tube is guided, clamped between the transport double roller and the first transport means bearing, in a transport direction so that slippage relative to the transport double roller is prevented. The separating device also includes a blister discharging device arranged downstream of the blister tube feed device, the blister discharging device comprising a second transport means and an associated second transport means bearing configured so that a second portion of the blister tube is clamped between the second transport means and the second transport means bearing in a slip-resistant manner relative to the second transport means. The separating device also includes a first drive coupled to the transport double roller, a second drive coupled to the second transport means, and a control device coupled to the first drive and to the second drive, wherein the control device is configured to temporarily exert, with the aid of the second transport means, a tensile force in the transport direction on the second portion of the blister tube, the tensile force being dimensioned in such a way that the second portion of the blister tube is separated from the first portion of the blister pouch at a separation aid arranged between two of the plurality of blister pouches. One or more embodiments include a method for separating a blister tube having a plurality of blister pouches, the method including feeding the blister tube to a blister tube feed device comprising a first transport means comprising a transport double roller and an associated first transport means bearing; guiding a first portion of the blister tube, clamped between the transport double roller and the first transport means bearing, in such a way that slippage relative to the transport double roller is prevented; moving the blister tube via the clamped first portion by the transport double roller in a transport direction at a feed speed; feeding the blister tube to a blister discharging device arranged downstream of the blister tube feed device and comprising a second transport means and an associated second transport means bearing; clamping, a second portion of the blister tube between the second transport means and the second transport means bearing in a slip-resistant manner relative to the second transport means so that a separation aid between two individual blister pouches of the blister tube is arranged between the blister tube feed device and the blister discharging device; and exerting, with the aid of the second transport means, a tensile force on the second portion of the blister tube in the transport direction, the tensile force being dimensioned in such a way that the second portion of the blister tube is separated from the first portion of the blister pouch at the separation aid. One or more embodiments include a packaging device for small piece goods, the packaging device including a packaging material guide device configured to receive and shape a packaging material web; a longitudinal joining device arranged downstream of the packaging material guide device and configured to join together the shaped packaging material web at a packaging material overlap region in a movement direction of the packaging material web; a transverse joining device arranged downstream of the packaging material guide device and configured to join together the shaped packaging material web at predetermined distances transversely to the movement direction to form a plurality of blister pouches; and a separating device. The separating device includes a blister tube feed device comprising a first transport device comprising a transport double roller and an associated first transport device bearing configured so that a first portion of the blister tube is guided, clamped between the transport double roller and the first transport device bearing, in a transport direction so that slippage relative to the transport double roller is prevented; a blister discharging device arranged dow