JP5734002B2 - Twin packaging machine - Google Patents

Description

  The present invention relates to a twin packaging machine provided with two rows of packaging lines.

  As is well known, a pillow packaging machine continuously feeds a belt-shaped film wound up on a roll of raw material to a bag making machine, and is made into a cylindrical shape when passing through the bag making machine. . And a cylindrical film is formed by sealing the film superposition | polymerization end which was bag-formed and overlapped cylindrically through the bag making machine with the center seal apparatus arrange | positioned in the downstream of a bag making machine. In addition, a product transport / supply device is arranged on the upstream side of the bag making device, and products transported from the product transport / supply device at predetermined intervals are supplied into the bag making device. As a result, when the product passes through the bag making machine, the product is stored in the cylindrical film at predetermined intervals, and the product is conveyed together with the cylindrical film. Then, a pillow packaging body that encloses the product is manufactured by sealing and cutting the tubular film so as to cross the lateral direction at predetermined intervals in an end seal device arranged on the carry-out side of the pillow packaging machine. The

  In order to improve productivity in this type of pillow wrapping machine, a film supply device that continuously supplies a strip of film to a bag making machine to one horizontal pillow wrapping machine, and a product in the bag making machine A twin type pillow packaging machine in which a packaging line composed of a packaging machine body including a bag making machine is arranged in parallel in two rows in a direction crossing the product conveying direction. Has been developed. According to this twin type pillow wrapping machine, by operating two rows of packaging lines simultaneously, if the same package is produced in each packaging line, the productivity of the entire device is simply twice that of one row of packaging lines. become. Moreover, it becomes possible to manufacture a different package in each packaging line. In addition, this twin-type pillow packaging machine has a part that can share and share some of the components that make up the two packaging lines, so the installation area is also smaller than when two pillow packaging machines are installed. be able to. This type of twin-type pillow packaging machine is disclosed in, for example, Patent Document 1.

JP 2003-341632 A

  In the case of the twin type pillow wrapping machine, since the two packaging lines are provided at the same height level in the direction intersecting with the conveying direction, the back side packaging line is hidden by the front side packaging line and visibility is improved. bad.

  Furthermore, processing such as assembly and adjustment of the center seal device constituting the packaging line on the back side becomes complicated and workability is poor. In other words, since the center seal device is located at the center of the packaging line in the conveying direction, the worker is in front of the pillow packaging machine, i.e., in front of the front packaging line. Work such as assembly and adjustment to the center seal device of the packaging line. Then, the front side packaging line exists in front of the center seal device of the back side packaging line. Therefore, since the work is extended from the front side of the packaging line on the front side, the conveyance conveyor device and the like are in the way. Similar problems arise with end seal devices.

To solve the problems described above, twin packaging machine of the present invention, (1) e Bei a second packaging line on the rear side first packaging line and the front side of the first packaging line are sequentially supplied The product has a function of wrapping a product with a continuously supplied wrapping film, and sealing and cutting the wrapped wrapping film to produce a package. The second packaging line is separate from the first packaging line. A twin wrapping machine having a function of wrapping sequentially supplied products with continuously supplied wrapping film, sealing and cutting the wrapped wrapping film to manufacture a package, and It installed in the position lower than the said 1st packaging line. Since the 2nd packaging line was installed in the low position, the 1st packaging line located in the back | inner side of a 2nd packaging line can be visually recognized from the near side. Thus, since visibility improves, the condition of the 1st packaging line can be easily checked from the near side.

  (2) The low position may be a position corresponding to a height corresponding to a height of an end seal device constituting the second packaging line. In this case, since the device constituting the first packaging line is located above the second packaging line, the assembly and adjustment of the sealing device constituting the first packaging line on the back side can be easily performed, Good workability.

  (3) The second display device for the second packaging line may be installed at a position lower than the first display device for the first packaging line. In this way, it can be understood at a glance which packaging line the first display device and the second display device belong to.

  In the present invention, it is possible to easily visually recognize the device constituting the back packaging line from the front side. Moreover, the workability | operativity with respect to the 1st packaging line of a back | inner side becomes favorable by enlarging the difference of the installation level of a 1st packaging line and a 2nd packaging line.

It is a front view which shows suitable one Embodiment of the twin packaging machine which concerns on this invention. FIG. It is the right view. It is the left side view. It is the left side view. It is the perspective view (the 1). It is the perspective view (the 2). It is a front view which shows other embodiment.

  In the twin wrapping machine 1 of the present embodiment, the first packaging line 2 on the back side and the second packaging line 3 on the near side are arranged in a direction intersecting (orthogonal to) the conveyance direction of the product 5 on the common frame 6. Configured.

  In this embodiment, each apparatus and component which comprises the 1st packaging line 2 of the back | inner side have taken the structure substantially equivalent to that of the normal three-way packaging machine. That is, this 1st packaging line 2 is arrange | positioned in order of the 1st product conveyance supply apparatus 11, the 1st packaging machine main body 12, and the 1st unloading conveyor apparatus 13 from the upstream, Furthermore, the 1st film supply apparatus 14 is further above them. It is configured with.

  The 1st product conveyance supply apparatus 11 is formed from the finger conveyer apparatus which supplies the product 5 to the 1st packaging machine main body 12 of the next stage sequentially while conveying the product 5 for every fixed interval. That is, it is configured by attaching push fingers at regular intervals to an endless chain spanned between sprockets arranged in the front and rear. And the product 5 is conveyed by the finger pitch of a pushing finger by supplying the product 5 between front and back pushing fingers.

  The 1st film supply apparatus 14 is for supplying the strip | belt-shaped film 15 used as the packaging film which wraps a product to the 1st packaging machine main body 12 continuously. This 1st film supply apparatus 14 is provided with the support means of the original fabric roll (illustration omitted) which wound up the strip | belt-shaped film 15 in roll shape. The first film supply device 14 includes a roller 17 that conveys the belt-like film 15 continuously drawn out from the original fabric roll through a predetermined conveyance path and guides it to a carry-in site of the first packaging machine body 12. Examples of the roller 17 include a driving roller that drives the belt-shaped film 15, a tension roller that applies tension, and a free roller that changes the conveyance direction of the belt-shaped film 15 and guides the conveyance. And this 1st film supply apparatus 14 is from the side (front side at the time of seeing as the whole twin packaging machine 1) with respect to the conveyance line of the 1st packaging machine main body 12 with respect to the carrying-in site | part of the 1st packaging machine main body 12. FIG. I am trying to supply.

  The first wrapping machine body 12 includes a bag making device 22 on the carry-in side, and the band-like film 15 supplied from the first film supply device 14 is passed through the bag making device 22 so that a horizontal U-shape is formed from the center of the belt-like film. Bend into a shape. In this example, the folding part comes to the front side of the twin wrapping machine 1, and both side ends of the strip-like film 15 are located on the back side, and the both side ends are overlapped there.

  Further, the products 5 sequentially carried out from the first product transport / supply device 11 are supplied into the bag making machine 22. As a result, products are supplied at predetermined intervals into the belt-like film 15 formed in a horizontal U-shape, and thereafter, the product 5 is stored in the belt-like film 15 formed in a horizontal U-shape. It is conveyed with the said film with the state enclosed.

  Further, the first packaging machine main body 12 has a first side seal for sealing a portion where both side edges of the belt-like film 15 that has passed through the bag making machine 22 and made a bag are overlapped on the downstream side of the bag making machine 22. A device 23 is provided. The first side seal device 23 includes a pair of pinch rollers 24 sandwiching a portion where both side edges of the belt-shaped film 15 thus formed are overlapped to give a conveying force, and a portion where the overlapped portion is sandwiched from both sides for heating. A pair of bar-shaped side sealers 25 to be sealed, and a pair disposed on the downstream side of the side sealers 25, pressurizing and cooling the overlapped portions of the side edges of the heated and melted film to complete the heat seal Press roller 26. Here, the bar-shaped side sealer 25 is used, but there is also a structure constituted by a pair of rotating rollers, and various structures can be taken.

  A first end seal device 28 is disposed downstream of the first side seal device 23. This first end seal device 28 seals and cuts a predetermined position (portion where no product is present) of the side-sealed strip-like film 15 in the lateral direction. In the present embodiment, a two-stage structure in which two first end seal devices 28 are arranged at the front and rear, and the same film portion is sealed by pressure sealing twice. The first-stage first end seal device 28 does not contain a cutter, but only seals. The second-stage first end seal device 28 has a pair of upper and lower top sealers with cutter blades. Cut.

  Thereby, the front-end | tip part (part which encloses the top product) of a cylindrical film is isolate | separated, and the package 29 is manufactured. Then, the package 29 is conveyed on the first carry-out conveyor device 13.

  On the other hand, the second packaging line 3 on the near side has the same overall configuration as that of the first packaging line 2 described above. That is, the 2nd packaging line 3 is arrange | positioned in order of the 2nd product conveyance supply apparatus 31, the 2nd packaging machine main body 32, and the 2nd carrying-out conveyor apparatus 33, Furthermore, it comprises the 2nd film supply apparatus 34 above them. Is done. The 2nd product conveyance supply apparatus 31 is formed from the finger conveyor apparatus which supplies a product to the 2nd packaging machine main body 32 of the next stage sequentially while conveying a product for every fixed interval.

  Further, the first display device 30 is disposed at a predetermined position on the front surface of the machine frame 7 that is erected on the back side of the common frame 6. The first display device 30 is for displaying the operation status of the first packaging line 2 and for performing various settings / instructions using a touch panel.

  The 2nd film supply apparatus 34 is for supplying the strip | belt-shaped film 35 used as the packaging film which wraps a product to the 2nd packaging machine main body 32 continuously. This 2nd film supply apparatus 34 is provided with the apparatus which supports the original fabric roll which wound up the strip | belt-shaped film 35 in roll shape so that rotation is possible.

  The second film supply device 34 includes a roller 37 that conveys the belt-like film 35 drawn continuously from the original fabric roll through a predetermined conveyance path and guides it to the carry-in site of the second packaging machine body 32. The roller 37 includes a drive roller that drives the belt-shaped film 35, a tension roller that applies tension, and a free roller that changes the transport direction of the belt-shaped film 35 and guides the transport.

  The second wrapping machine main body 32 includes a bag making device 42 on the carry-in side, and allows the belt-like film 35 supplied from the second film supply device 44 to pass through the bag making device 42, so that the U-shaped from the center of the belt-like film. Bend into a shape. In this example, a folding part comes to the front side of the twin wrapping machine 1 and both side ends of the belt-like film 35 are located on the back side, and the both side ends are overlapped there.

  Further, the products sequentially carried out from the second product conveyance / supply device are supplied into the bag making device 42. As a result, the product is supplied into the strip-shaped film 45 formed into a cylindrical shape at predetermined intervals, and thereafter, the product is included in the strip-shaped film 45 formed into a lateral U-shape. It is conveyed with the film in the state.

  Furthermore, the second packaging machine body 32 seals (side seals) a portion where the both side edges of the belt-like film 35 that has passed through the bag-making device 44 are overlapped on the downstream side of the bag-making device 42. A second side seal device 43 is provided. The second side seal device 43 includes a pair of pinch rollers 44 that sandwich a portion where the both side edges of the belt-shaped film 35 thus formed are overlapped to give a conveying force, and heats by sandwiching the overlapped portion from both sides. A pair of bar-shaped side sealers 45 to be sealed, and a pair disposed on the downstream side of the side sealers 45, pressurizing and cooling the overlapping portions of the side edges of the film that has been heated and melted to complete heat sealing Press roller 46. Although the bar-shaped side sealer 46 is used in the second side seal device 43 of the second packaging machine main body 32 of the second packaging line 3 as well, some of them are constituted by a pair of rotating rollers, and various structures can be taken.

  A second end seal device 48 is disposed downstream of the second side seal device 43. The second end seal device 48 seals and cuts a predetermined position (portion where no product is present) of the side-sealed belt-like film 35 in the lateral direction. In the present embodiment, a two-stage structure in which two second end seal devices 48 are arranged at the front and rear, and the same film portion is sealed by pressure sealing twice. The second stage end seal device 48 in the first stage does not contain a cutter but only a seal. The second stage end seal device 48 in the second stage has a cutter blade built in a pair of upper and lower top sealers. Cut.

  Thereby, the front-end | tip part (part which encloses the top product) of a cylindrical film is isolate | separated, and the package 49 is manufactured. Then, the package 49 is conveyed on the second carry-out conveyor device 33.

  Further, the second display device 50 is disposed at a predetermined position on the front surface of the machine frame 7 that is erected on the back side of the common frame 6. The second display device 50 is for displaying the operation status of the second packaging line 3 and performing various settings / instructions using a touch panel. The first display device 30 and the second display device 50 are arranged side by side at the same height.

  In the present embodiment, the second packaging line 3 on the front side is arranged below the first packaging line 2 on the back side. That is, a step is provided on the upper surface of the common frame 6, and the second upper side for installing the second packaging line 3 in front of the first upper installation surface 6a for installing the first packaging line 2 on the back side. The installation surface 6b is lowered by a predetermined distance. In this embodiment, a step of about 300 mm is provided so that the lower surface position of the first end seal device 28 and the upper surface position of the second end seal device 30 are substantially matched. As a result, the second packaging line is positioned almost completely below the first packaging line 2. The first upper installation surface 6a and the second upper installation surface 6b are such that the installation surfaces of the end seal devices 28 and 48 are higher than the installation surfaces of the devices on the upstream side, and in two steps in the front-rear direction. Although the level is changed, the level difference between the first upper installation surface 6a and the second upper installation surface 6b at each position is as described above.

  Thereby, when the twin packaging machine 1 is seen from the near side as is clear from FIG. 1 and the like, each device constituting the first packaging line 2 located on the back side can be visually recognized, and the visibility is good. Operation status can be checked easily and reliably. Furthermore, since the distance (level difference) between the first upper installation surface 6a and the second upper installation surface 6b is sufficiently about 300 mm, the first side seal device 23 constituting the first packaging line 2 and Since the first end seal device 28 and the like are located above the first packaging line 2, the lower space is exposed. Therefore, when performing operations such as assembling / adjusting the devices 23 and 28, it is possible to easily reach out from the front side of the second packaging line 3, thereby improving workability.

  Furthermore, in this embodiment, since each apparatus and component which comprise the 1st packaging line 2 and the 2nd packaging line 3 are not mutually shifted arrangement | positioning in a conveyance direction, the captain in a conveyance direction should be made compact. Can do.

[Modification 1]
In the embodiment described above, the first display device 30 and the second display device 50 are installed at the same height level. However, the present invention is not limited to this, and the installation height may be varied. In this case, for example, as shown in FIG. 8, the second display device 50 for the second packaging line 3 on the front side may be set to a position lower than the first display device 30. If it does in this way, since it can understand intuitively that the display apparatus for 2nd packaging lines 3 set to the low position of the near side is the 2nd display apparatus 50 similarly installed in the low position, it is preferable. Since other configurations are the same as those of the above-described embodiment, the same reference numerals are assigned to corresponding members, and detailed descriptions thereof are omitted.

[Modification 2]
In the embodiment and the first modification described above, the first packaging line 2 is reduced by setting the installation level of the second packaging line 3 lower than that of the first packaging line 2 in accordance with the height of the apparatus constituting the packaging line. The lower space of each of the devices, particularly the first side seal device 23, is exposed, and the entire first end seal device 28 can be exposed to improve the workability of assembly and maintenance. However, in the present invention, it is not necessary to reduce the distance to such a distance. That is, the visibility with respect to the 1st packaging line 2 improves only by lowering the 2nd packaging line 3 moderate distance compared with the 1st packaging line 2. FIG.

[Application to other packaging equipment]
In each of the above-described embodiments and modifications, the belt-like film is bent from the center into a substantially U shape, side-seal the film portion located on one side edge in the transport direction, and the front and rear positions of the product are Although the three-way packaging machine end-seals in the direction, the present invention is not limited to this, and the present invention can be applied to a twin packaging machine configured by arranging a pillow packaging machine and other various devices in parallel.

DESCRIPTION OF SYMBOLS 1 Pillow packaging machine 2 1st packaging line 3 2nd packaging line 11 1st product conveyance supply apparatus 12 1st packaging machine main body 13 1st unloading conveyor apparatus 14 1st film supply apparatus 23 1st side seal apparatus 28 1st end seal Device 30 First display device 31 Second product transport and supply device 32 Second packaging machine body 33 Second carry-out conveyor device 34 Second film supply device 43 Second side seal device 48 Second end seal device 50 Second display device

Claims (3)

E Bei a second packaging line of the first packaging line and the front side of the rear side,
The first packaging line has a function of wrapping sequentially supplied products with a continuously supplied packaging film, sealing and cutting the wrapped packaging film, and manufacturing a package.
The second packaging line has a function of wrapping products that are sequentially supplied separately from the first packaging line with a continuously supplied packaging film, and sealing and cutting the wrapped packaging film to produce a package. A twin wrapping machine having
The twin packaging machine, wherein the second packaging line is installed at a position lower than the first packaging line.   The twin packaging machine according to claim 1, wherein the low position is a position corresponding to a height corresponding to a height of an end seal device constituting the second packaging line.   The twin packaging machine according to claim 1 or 2, wherein the second display device for the second packaging line is installed at a position lower than the first display device for the first packaging line.

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