Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
  • B65B9/00—Enclosing successive articles, or quantities of material, e.g. liquids or semiliquids, in flat, folded, or tubular webs of flexible sheet material; Subdividing filled flexible tubes to form packages
  • B65B9/02—Enclosing successive articles, or quantities of material between opposed webs
  • B65B9/026—Enclosing successive articles, or quantities of material between opposed webs the webs forming a curtain
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
  • B65B57/00—Automatic control, checking, warning, or safety devices
  • B65B57/10—Automatic control, checking, warning, or safety devices responsive to absence, presence, abnormal feed, or misplacement of articles or materials to be packaged
  • B65B57/14—Automatic control, checking, warning, or safety devices responsive to absence, presence, abnormal feed, or misplacement of articles or materials to be packaged and operating to control, or stop, the feed of articles or material to be packaged

Definitions

• the invention relates to a concatenated device for the production of sealed packaging units with a clocked feeder web material, with a separating device for separating at least a portion of the web material, with a clocked packaging device and with a sealing device, wherein the amount of stoppage intervals per clock of Feeding device is different from the amount of stoppage intervals per cycle of the packaging device and a method for producing such a packaging unit.
• sealed packaging units which are used, for example, for therapeutic systems or active ingredient-containing wafers, usually takes place from the production of the systems to packaging in packaging units in a linked production process.
• single-layer or multi-layer material webs are produced, mold sections are introduced and the systems are printed.
• a so-called release liner serves as a system carrier. Only directly in front of the packaging station, individual sections are separated from this carrier for separating the systems and inserted between the packaging material webs. They are then taken along with the packaging material webs and sealed by means of the sealing device.
• the single severed portion may have geometric errors or position errors. For example, it may be too long or too short.
• narrow sections can be sealed individually or in addition to a geometrically perfect section. Furthermore, there is a risk that part of the separated section falls within the area of the sealed seam. Checking the contents of the packaging unit prior to packaging is not possible with the previous arrangement.
• the present invention is therefore based on the problem of developing an apparatus and a method for producing packaging units in a linked device, in which the content of the packaging unit can be tested.
• the device comprises an intermediate conveying device, which is arranged in the material flow between the feeding device and the packaging device.
• an optical inspection device is arranged at least for the geometric examination of the separated portion of the intermediate conveyor.
• a web-shaped starting material is supplied in tact.
• portions of the web-like stock are separated from the web-shaped stock by means of a severer.
• An optical test device checks these sections at least geometrically on one of the separating Device in the material flow downstream intermediate conveyor.
• a clocked packaging device a lower and an upper packaging material web is supplied.
• the intermediate conveying device transfers the sections between the packaging material webs.
• the packaging material webs are sealed in a sealing device for sealing the packaging unit in a moisture-tight and aroma-tight manner.
• Figure 1 apparatus for the production of packaging units
• FIG. 1 path-time diagram of the feeder
• Figure 3 path-time diagram of the intermediate conveyor
• Figure 4 path-time diagram of the packaging device.
• the device (1) shows a chain device (1) for the production of packaging units (80), for example for medical products such as transdermal therapeutic systems (95) or active substance-containing wafers (95).
• the device (1) comprises a feeding device (10), a separating device (20), an intermediate conveying device (30), a testing device (40), a packaging device (50) and a sealing device (60). All parts mentioned (10, 20, 30, 40,
• the starting material of the material to be packaged (95) is a sheet-like material (90), which is conveyed by means of the feed device (10).
• the feeding device (10) comprises a discontinuous conveyor (11) for this purpose.
• the lifting cycle of a discontinuous conveyor (11) comprises a delivery stroke and a return stroke.
• the return stroke is an idle stroke opposite to the conveying direction (5), in which the load-bearing parts return to their initial position.
• the discontinuous conveyor (11) comprises feed tongs (12) which grip the sheet-like material (90), for example, at its outer edges from below and from above.
• feed tongs (12) have e.g. a common drive for the material feed.
• the terminals are spring-loaded by means of a respective compression spring (13) clamped.
• the terminals can also be made via a common drive or cause a common drive both the terminals and the feed.
• the feed tongs (12) the feed of the web-shaped material (90) by means of grippers or other discontinuous conveyors (11) can be effected.
• the separating device (20) comprises two intersecting knives (21, 22), one of which (21) is arranged above and the other (22) below the sheet-like material (90).
• the feed drive In order to convey the web-shaped material (90), it is first clamped by means of the feed tongs (12). Thereafter, the feed drive, for example, has a preset stroke pushes the web-shaped material (90) in the direction of the separating device (20). As soon as the stroke end position is reached, the severing device (20) separates a section (95) of the web-shaped one Materials (90) from. This section (95) is, for example, a transdermal therapeutic system (95) or a wafer (95). During disconnection, the feeder (10) is at a standstill. The feed pliers (11) are now opened and drive by means of the feed drive in the separation device (20) arranged opposite starting position. Now begins the next promotion cycle of the discontinuous conveyor (11).
• the separating device (20) can also be actuated only after every second or another integer multiple of a feed clock. This results from the ratio of the length of a wafer (95) to the feed stroke.
• FIG. 2 shows a path-time diagram of the advancing movement of the sheet-like material (90).
• a sudden change in speed is simply assumed; the acceleration and deceleration paths and times are not shown.
• On the abscissa is the time (t), e.g. in seconds and on the ordinate the distance traveled (s), e.g. in millimeters.
• the advancement of the web-shaped material (90) takes place, for example, at a constant speed until the time (121). From this point in time (121), the web-shaped material (90) is at a standstill. For example, during a time interval (102) that lasts until time (124), a portion (95) of the sheet material (90) is severed and the feed tongs (12) are moved back to the home position relative to the apparatus (1). They grip the web-shaped material (90) in the next segment. The web-shaped material (90) is moved from the time (124) further in the direction of Abtrennvor- direction (20). The conveying speed in the time interval (103) beginning at the time (124) corresponds to the conveying speed in the time interval (101) between the coordinate origin and the time (121).
• the conveying speed of the intermediate conveying device (30) corresponds, for example, to the conveying speed of the feeding device (10).
• the time interval (102) e.g. the quotient of the wafer length and the conveying speed of the feeder (10
• both the feeder (10) and the intermediate conveyor (30) are stopped and the part of the sheet material (90) penetrating the cutting plane is separated as a section (95).
• the intermediate conveyor device (30) comprises an interrupted conveying continuous conveyor (31) which is driven by means of a servo motor via a drive drum (32) and guided by means of a deflection drum (33).
• a continuous conveyor (31) there is no reversal of the stroke direction.
• the conveyor returns by deflection during the conveying process to its starting point.
• the conveying means (34) of this continuous conveyor (31) is, for example, a continuously circulating endless conveyor belt (34).
• the latter for example, has several breakthroughs, for example, it is network-like.
• Below the overhead load run (35) of the conveyor belt (34) a suction device (36) is arranged below the overhead load run (35) of the conveyor belt (34) . This sucks in the area between the drive (32) and the tail pulley (33) on the Lasttrum (35) lying portions (95), which thus to the Lasttrum (35) are pressed and conveyed without slippage in the conveying direction (5).
• FIG. 3 shows a simplified path-time diagram of the sections (95) conveyed by means of the intermediate conveyor device (30).
• the abscissa and the ordinate scale correspond, for example, to the corresponding scales of the representation of FIG. 2.
• the path change per unit time to a time (121) is constant, resulting in a straight line as an image of the path-time diagram.
• the constant slope corresponding to a constant velocity is, for example, identical to the slope of the curve shown in FIG. 2 between the coordinate origin and the time (121) and in the time interval (103) following the time (124).
• the separating device (20) separates a portion (95) of the sheet material (90).
• the intermediate conveyor (30) further conveys the severed portion (95).
• the separated portion (95) returns a path corresponding to the difference in length of a package (80) and a portion (95).
• the conveying speed of the sections (95) may be higher or lower than the conveying speed of the web-like material (90) outside the downtime.
• a new clock which is constructed, for example, analogous to the beginning of the coordinate origin clock.
• the cycle or cycle length of the feeder (10) is equal to the cycle or cycle length of the intermediate conveyor (30).
• the sum of the conveyor (101, 103) and the stoppage intervals (102) of the feed device (10) thus corresponds to the sum of the conveyor (104, 106, 107) and the stoppage intervals (105) of the intermediate conveyor device (30).
• the intermediate conveyor (30) may also comprise a discontinuous conveyor.
• the return stroke times of such a discontinuous conveyor are then in the standstill interval (105) of the described intermediate conveyor device (30).
• a test device (40) is arranged above the load tunnel (35) . It comprises, for example, an optical camera (41), e.g. is connected to a comparison unit, not shown here.
• this comparison unit By means of this comparison unit, during the standstill interval (105) of the intermediate conveyor device (30), for example, the geometrical dimensions of the upper side (96) of each section (95) resting on the conveyor belt (34) are compared with, for example, a stored desired value. If the tested section (95) is too large or too small or is skewed on the conveyor belt (34), it is marked or discharged, for example.
• this test device (40) and the printing of the section (95) can be controlled.
• the examination of a section (95) takes place, for example, in a standstill interval during the cycle following its separation standstill interval (105). Accordingly, the distance between the center line (45) of the test apparatus tion (40) and the separating device (20) the sum of the length of a packaging unit (80) and half the length of a portion (95) or the sum of the integer multiple of the length of a packaging unit (80) and the half length of a section ( 95).
• the testing device (40) can be adjustable in the longitudinal direction of the device (1) in order to adjust it to a different length of the packaging unit (80) or another section length (95).
• the position of the testing device (40) relative to the separating device (20) can be freely selected.
• the sections (95) conveyed by means of the intermediate conveyor device (30) have left the area of influence of the suction device (36), they lie only loosely on the load side (35) of the conveyor belt (34).
• the drive drum (32) Upon reaching the drive drum (32) they are e.g. just handed over to the packaging device (50).
• the individual sections (95) reach the packaging device (50) in a timed distribution.
• the time intervals of the arrival times of the individual sections (95) on the packaging device (50) are constant.
• no buffer and queue are formed.
• the packaging device (50) comprises an upper packaging material web (51), a lower packaging material web (52) and a discontinuous conveyor (58) with feed tongs (59).
• the upper (51) and the lower packing material strip (52) are each in lengths of several hundred meters on rollers (53, 54) wound and ha ⁇ ben depending on the number of parallelmaschinesein- prepared (80) a width between 250 millimeters and 2500 millimeters.
• the lower packaging material web (52) is guided by the roller (54), for example via a deflection roller (56) to the transfer point (57). In the conveying direction (5) offset for this purpose, the upper packaging material web (51) via a deflection roller (55) in the conveying direction (5) is guided parallel to the lower packaging material web (52).
• the single section (95) lies on the lower packaging material web (52).
• the feed tongs (59) they are constructed, for example, analogous to the feed tongs (11) of the feeder (10) - promote the packaging material webs (51, 52) equipped with the sections (95) in the conveying direction (5).
• a feed is made at each cycle by the length of a packaging unit (80).
• the feed pliers (59) can also be designed such that the feed of the length of a packaging unit (80) takes place in two or more integer cycles.
• the length of a packaging unit (80) corresponds to the sum of the length of a section (95) and both protrusions of the packaging material webs (51, 52) oriented in the longitudinal direction of the device (1) shown in FIG. 1, in which the sealing takes place.
• the feed tongs (59) are moved back to their starting position for the continuation of the conveying.
• the sealing device (60) is closed.
• the upper (51) and the lower packaging material web (52) by means of upper (61) and lower part (62) of the sealing device (60), for example, with simultaneous heat supply sealed moisture and aroma tight.
• the sealing takes place at four the individual Ab- cut (95) surrounding seams, creating a so-called four-edge bag. This is separated in a subsequent, not shown separation station of the packaging material webs (51, 52).
• the position of the sealing device (60) relative to the device (1) is adjustable, for example.
• the device (1) can be adjusted to different section and / or package lengths.
• FIG. 4 shows a simplified path-time diagram of the packaging device (50).
• the dimensions of the abscissa and the ordinate of this figure correspond, for example, to the abscissa and ordinate scales of FIGS. 2 and 3.
• the origin of the time axis of FIG. the origin of the time axis of Figures 2 and 3.
• a section (95) is transferred to the packaging device (50) in the delivery interval (111). This transfer ends, for example, at time (125). However, the discontinuous conveyor (58) continues to deliver throughout the subsequent time interval (112). At time (126), the stroke end position of the discontinuous conveyor (58) is reached.
• the path of the packaging material webs (51, 52) traveled in this entire conveying interval (110-112) corresponds to the length of a packaging unit (80).
• the covered in the time interval (111) path of eg synchronously moving at a constant conveying speed packaging material webs (51, 52) corresponds to the length of a portion (95).
• the time (126) is followed by a standstill interval whose length corresponds to the standstill interval (109).
• This standstill interval (109) for example, the sealing of the packaging material webs (51, 52) and the return stroke of the unsteady conveyor (58) takes place.
• This standstill interval (109) is not equal to the standstill interval (102) of the feeder (10). In the embodiment, it is shorter.
• a new cycle of the packaging device (50) begins.
• the transfer of the section (95) at the transfer point (57) can also be interrupted by a stoppage of the conveying devices (30, 58).
• the distances (99) of the sections (95) on the intermediate conveying device (30) correspond to the length of two sealing regions (81, 82), that is the difference between the length of the packaging unit (80) and a single section (95).
• a sealing area (81, 82) comprises the sealing seam and the supernatant of the corresponding packaging materials (51, 52).
• the stoppage interval (102) of the feeder (10) is equal to the sum of the stoppage interval (109) of the packaging device (50) and the quotient of the distance (99) and the conveying speed of the intermediate conveyor (30).
• the conveying speed of the intermediate conveying device (30) in the exemplary embodiment corresponds to the conveying speed of the packing device (50). These two speeds can eg differ by +/- 3 percent. They are at least approximately the same.
• the packaging device (50) has, for example, an incremental encoder, not shown here.
• this incremental encoder for example, a clock signal of the packaging device (50), e.g. the completion of the sealing process, directed to an evaluation device. From this signal, for example, a control signal for the servomotor of the intermediate conveyor device (30) is derived. Also, due to this signal, the relationship between the standstill interval (102) and the delivery interval (101, 103) of the feeder (10) can be controlled. Thus, the precise positioning of the individual section (95) between the packaging material webs (51, 52) is ensured.
• the intermediate conveyor device (30) may comprise a buffer.
• the suction device (36) then covers only a partial area of the load tube (35).
• a e.g. The pawl controlled by the packaging device (50) and located outside the effective range of the suction device (36) then releases a section (95) for further processing.
• the individual conveying devices (10, 30, 50) operate at different height levels.
• the separating device (20) above the intermediate conveyor device (30) and the intermediate conveyor device (30) above the lower packaging material web (52) is arranged.
• the severed portion (95) falls on the intermediate conveyor device (30) and from there to the lower packaging material web (52).
• the conveying speeds of the individual conveying devices (10, 30, 50) be different.
• the stoppage interval (109) of the packaging device (50) may be greater than the stoppage interval (102) of the delivery device (10).
• the cycle interval - the sum of the respective delivery interval and the respective standstill interval - of at least the packaging device (50) and the delivery device (10) is approximately the same. Fluctuations can be compensated, for example, by means of the buffer described above.
• the test device (40) can control the packaging device (50).
• the detection of a section (95) by means of the test device (40) triggers a new cycle of the packaging device (50).

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• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Containers And Plastic Fillers For Packaging (AREA)
• Attitude Control For Articles On Conveyors (AREA)
• Auxiliary Devices For And Details Of Packaging Control (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=40627266

Family Applications (1)

Country Status (10)

Families Citing this family (4)

Family Cites Families (16)

• 2009
  • 2009-02-28 BR BRPI0910771A patent/BRPI0910771A2/pt not_active IP Right Cessation
  • 2009-02-28 JP JP2011505379A patent/JP2011518728A/ja active Pending
  • 2009-02-28 EP EP09734840A patent/EP2276667A1/de not_active Withdrawn
  • 2009-02-28 CN CN2009801143508A patent/CN102015458A/zh active Pending
  • 2009-02-28 WO PCT/EP2009/001447 patent/WO2009129888A1/de active Application Filing
  • 2009-02-28 MX MX2010011619A patent/MX2010011619A/es not_active Application Discontinuation
  • 2009-02-28 AU AU2009240329A patent/AU2009240329A1/en not_active Abandoned
  • 2009-02-28 CA CA2719090A patent/CA2719090A1/en not_active Abandoned
  • 2009-02-28 KR KR1020107023772A patent/KR20100135277A/ko not_active Application Discontinuation
  • 2009-04-03 US US12/384,382 patent/US20090266038A1/en not_active Abandoned

Non-Patent Citations (1)

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