JP4848833B2 - Package and substrate cutting structure - Google Patents

Description

  The present invention relates to a packaging box that can be opened, for example, by cutting a part using a sewing machine wire.

2. Description of the Related Art Conventionally, a paper packaging box formed by folding a sheet of paperboard along a folding line is used for transporting and storing chemicals. Many of such packaging boxes can be opened using a sewing line formed by cut portions and uncut portions provided alternately along the cutting direction of the package body.
(For example, see Patent Document 1).
JP-A-9-150825

  However, in order to make it easy to cut along the sewing line, if the width of the uncut portion located between adjacent cut portions is set short, the strength required for the packaging box body cannot be maintained, and the When a force is applied in the cutting direction, there is a risk of buckling at the position where the sewing machine wire is provided.

  On the other hand, if the width of the uncut portion is set long in order to avoid the above problem, the portion where the uncut portion is provided cannot be cut by a desired cutting line. For example, FIG. As shown in FIG. 2, there is a risk of generating an acute-angled section that damages the user's finger or the like.

Accordingly, the present invention provides a first uncut portion constituting the sewing machine wire in a package body that can be cut using a sewing wire formed by cut portions and uncut portions provided alternately along the cutting direction of the package body. When, and a second non-switching unit for forming a position to the sewing machine line downstream of said cutting direction with respect to the first non-switching portion, the position of the second non-switching portion, the first non It is different in the crossing direction that intersects the cutting direction with respect to the position of the cut part, and the first uncut part and the second uncut part are alternately provided via the cut part. In order from the upstream side to the downstream side in the cutting direction, the cut portion includes a straight upstream straight portion, a curved upstream bent portion, a curved downstream bent portion, and a linear downstream straight portion. The upstream straight portion and the downstream straight portion extend parallel to each other along the cutting direction. A step is provided between the upstream straight portion and the downstream straight portion by the upstream bent portion and the downstream bent portion, and the position of the downstream straight portion with respect to the crossing direction intersecting the cutting direction is determined by the upstream straight portion. It is characterized by being different from the position of the part .

  By dispersing the uncut portions in this manner and arranging them at appropriate positions, the width of the uncut portions with respect to the cutting direction can be set as short as possible while maintaining the strength required for the package body. Become. Therefore, since it can cut | disconnect easily and smoothly along a sewing machine line, the cutting line used as a cut surface can be made smooth, Furthermore, buckling in the location which provided the said cut part is prevented. Can do.

  Moreover, intensity | strength can be maintained more by providing said 1st uncut part and 2nd uncut part alternately via the said cut part.

  Furthermore, in order to cut smoothly along the sewing machine line, the first part that forms the sewing machine line, and the sewing machine line that is located downstream of the first part in the cutting direction is formed. And a guide cut portion for guiding the second cut portion to be continuously cut from the first portion to the second cut portion at the upstream end of the second cut portion. desirable.

  In addition, it has a first part that forms the sewing line, and a second cut part that is located downstream of the cutting direction with respect to the first part and forms the sewing line, and the cutting direction By making the first bent part and the bent part of the second cut part curved with respect to the curved shape, the cut end of the package body cut by the sewing machine line has a smooth shape that does not hurt even if touched. be able to.

  And a second cut portion that is located downstream of the cutting direction with respect to the first portion and that forms the sewing line. By disposing the upstream end of the second cut portion on the cutting extension line extending from the downstream end of the portion along the cutting direction of the sewing machine line, it is possible to cut smoothly even at the location where the uncut portion is provided. can do.

  Furthermore, the first sewing line and the second sewing line formed by the cut portions and the uncut portions provided alternately along the cutting direction of the package body are arranged at the center between the first sewing line and the second sewing line. By providing symmetrically with respect to the center line located, the force with respect to the cutting direction can be applied equally to the first sewing line and the second sewing line.

  In addition, for example, the width of the first uncut portion with respect to the cutting direction is set such that the width of the uncut portion located at a position where the cutting force is easily applied is set shorter than the other uncut portion. By making the dimension different from the width dimension of the second uncut portion with respect to the cutting direction, it is possible to perform cutting without departing from a desired cutting line.

  Specifically, a cutout portion for cutting out a part of the package body is formed using the sewing line, and a width dimension of the inner uncut portion positioned inside the cutout portion with respect to the cutting direction is set to It is conceivable that the width of the outer uncut portion positioned outside the cut portion with respect to the intersecting direction from the cut portion is shorter than the width of the cut direction.

  Furthermore, it is desirable that the width dimension of the inner uncut portion with respect to the cutting direction is approximately 1 mm, and the width dimension of the outer uncut portion with respect to the cutting direction is approximately 1.5 mm.

  The structure of the package body that can be easily and smoothly cut along the sewing machine line can be realized while maintaining the strength required for the package body.

  Hereinafter, one embodiment of packaging box B which is packaging box B of the present invention will be described using the drawings.

  FIG. 1 is an overall perspective view of the packaging box B of the present invention, and FIG. 2 is a perspective view showing a state in which the packaging box B is opened using a sewing machine wire.

  As shown in FIG. 3, the packaging box B in the present embodiment is a box for storing medical supplies such as ampoule bottles, and the cut portions and the uncut portions provided alternately along the cutting direction SD of the packaging box body 1. It has a cutting structure C that can be cut using a sewing line formed by the portion.

  Specifically, the packaging box B in this embodiment includes a packaging box body 1 that forms a storage space S therein, an opening zipper 2 for opening the packaging box body 1, and the opening zipper 2. A split zipper 3 provided below and capable of splitting the packaging box body 1 and a dismantling cutout portion 4 used when the packaging box body 1 is disassembled are provided.

  Hereinafter, each configuration will be described in detail.

  The packaging box main body 1 is a rectangular parallelepiped box formed by bending one sheet of paperboard shown in FIG. 4, and a lid 11 that can be opened and closed, and a periphery connected to the lid 11 through a folding curve. It has the surface part 12 and the bottom part 13 connected with the said surrounding surface part 12 via the folding line.

  The lid portion 11 includes a top plate 11a connected to the upper end of the peripheral surface portion 12 via a folding line, a front plate 11b connected to the top plate 11a via a folding curve, and left and right flaps 11c and 11d. Yes. In addition, the lid 11 is closed by adhering the lid 11 to the front surface of the peripheral surface portion 12 to be described later, using an adhesive portion 11A provided at the lower back of the front plate 11b.

  The peripheral surface portion 12 is provided by connecting a pair of opposed front and rear surface plates 12a, 12b and a pair of opposed left and right side plates 12c, 12d via folding lines, and further bonding the rear surface plate 12b and the left side plate 12c together. It is fixed using the flap 12e.

  The bottom portion 13 includes an inner bottom surface plate 13a, an outer bottom surface plate 13b, and left and right flaps 13c and 13d connected from the peripheral surface portion 12 through a folding line, and the outer bottom surface plate 13b is formed on the surface of the inner bottom surface plate 13a. The bottom portion 13 of the packaging box body 1 is closed by sticking in a state in which the back surface is polymerized.

  The opening zipper 2 is a cut-out part for cutting off a part of the front plate 11b of the lid part 11, and the lid part 11 separates the adhesive part 11A and the non-adhesive part 11B, which are bonded to the peripheral surface part 12. The storage space S can be opened.

  More specifically, the unsealing zipper 2 is attached to the upper and lower sewing lines 21 and 22 extending in the lateral width direction from the left end to the right end of the front plate 11b in the assembled state, and the cutting start side ends of the upper and lower sewing lines 21 and 22 It has the knob | pick part 23 located.

  The upper perforation line 21 is formed by perforations that are cut portions provided alternately along the cutting direction SD of the packaging box body 1 (front plate 11b) and uncut portions having a connecting function.

  More specifically, as shown in FIG. 5, the first bent perforation 211 having a bent portion that is bent with respect to the cutting direction SD, and the first bent perforated 211 and the first notched portion 212 are adjacent to each other. The second bent perforation 213 is provided, and the second uncut portion 214 is further provided on the downstream side of the second bent perforation 213. As described above, the plurality of first bent perforations 211 and second bent perforations 213 are alternately provided via the first uncut portion 212 and the second uncut portion 214 serving as a connecting portion. In addition, at the upstream end of the first bent perforation 211 and the second bent perforation 213, each perforation (first bent perforation 211, second bent perforation 213) is continuously cut. Guide perforations to guide (first guide perforation 215, second guide perforation 216) are provided. Further, an end perforation 217 and an end uncut portion 218 are provided on the cutting end side of the upper perforated line 21, and the packaging box body 1 is cut into a desired cut end using the above cut portions and uncut portions. It is set as the structure which can be cut | disconnected by cutting line 2A, 2C (refer FIG. 2, FIG. 10) used.

  As shown in FIGS. 5 and 6, the first bent perforation 211 includes an upstream straight portion 211a, an upstream bent portion 211b, a downstream bent portion 211c, and a downstream straight portion in order from the upstream side to the downstream side in the cutting direction SD. It is a cut portion obtained by cutting a part of the packaging box body 1 as a base material so as to form 211d.

  The upstream straight line portion 211a and the downstream straight line portion 211d are straight cut portions extending in parallel with each other along the cutting direction SD. Further, a step is provided between the upstream straight portion 211a and the downstream straight portion 211d by the bent portions (211b, 211c), and the position of the downstream straight portion 211d with respect to the crossing direction ID intersecting the cutting direction SD is set to the upstream. Unlike the straight line portion 211a, the downstream straight line portion 211d is positioned inside the opening zipper 2 from the upstream straight line portion 211a.

  The upstream bent portion 211b is a cut portion bent in the intersecting direction ID and has a curved shape that bulges toward the outside of the opening zipper 2.

  The downstream bent portion 211c is a cut portion bent in the cutting direction SD, and has a curved shape that bulges toward the inside of the opening zipper 2. Further, the position of the downstream bent portion 211c with respect to the crossing direction ID intersecting the cutting direction SD is different from that of the upstream bent portion 211b, and the downstream bent portion 211c is positioned inside the opening zipper 2 from the upstream bent portion 211b. I am letting.

  The first uncut portion 212 is an uncut portion that does not cut the base material provided between the downstream end of the first bent perforation 211 and the upstream end of the second bent perforation 213. The first uncut portion 212 is an inside uncut portion located inside the opening zipper 2 and has a width dimension W1 with respect to the cutting direction SD of about 1 mm.

  The second bending perforation 213 is a cut portion that is located downstream of the first bending perforation 211 in the cutting direction SD and forms the upper perforation line 21, as shown in FIG. The upstream end of the second bent perforation 213 is disposed on a cutting extension line EL extending from the downstream end of the first bending perforation 211 along the cutting direction SD of the upper perforation line 21.

  Specifically, similarly to the first bent perforation 211, the upstream straight portion 213a, the upstream bent portion 213b, the downstream bent portion 213c, and the downstream straight portion 213d are sequentially arranged from the upstream side to the downstream side in the cutting direction SD. It is the cut part which cut | disconnected some packaging box main bodies 1 which are base materials so that it may form.

  The upstream straight line portion 213a and the downstream straight line portion 213d are straight cut portions extending in parallel with each other along the cutting direction SD. Further, a step is provided between the upstream straight portion 213a and the downstream straight portion 213d by the bent portion, and the position of the downstream straight portion 213d with respect to the crossing direction ID intersecting the cutting direction SD is different from the upstream straight portion 213a. The downstream straight portion 213d is positioned outside the opening zipper 2 from the upstream straight portion 213a.

  The upstream bent portion 213b is a cut portion bent in the intersecting direction ID and has a curved shape that bulges toward the inside of the opening zipper 2.

  The downstream bent portion 213c is a cut portion bent in the cutting direction SD, and has a curved shape that bulges toward the outside of the opening zipper 2. Further, the position of the downstream bent portion 213c with respect to the intersecting direction ID intersecting the cutting direction SD is different from that of the upstream bent portion 213b, and the downstream bent portion 213c is positioned outside the opening zipper 2 from the upstream bent portion 213b. I am letting.

  The second uncut portion 214 is a portion where the base material provided between the downstream end of the second bent perforation 213 and the upstream end of the first bent perforation 211 is not cut. The second uncut portion 214 is a non-cut portion that is located on the downstream side of the cutting direction SD with respect to the first uncut portion 212 and forms the upper sewing line 21, and is a second portion with respect to the crossing direction ID. The position of the uncut portion 214 is a position different from the first uncut portion 212, specifically, an outside uncut portion that is located outside the opening zipper 2. In addition, the width dimension W1 of the first uncut portion 212 with respect to the cutting direction SD is different from the width dimension W2 of the second uncut portion 214 with respect to the cutting direction SD. The width dimension W2 with respect to the cutting direction SD is approximately 1.5 mm.

  The first guide perforation 215 is a linear guide notch that guides the first bending perforation 211 so as to be continuously cut to the tip of the first bending perforation 211, and is approximately 2 in the crossing direction ID orthogonal to the cutting direction SD. It extends over the length of millimeters. The first guide perforation 215 is in contact with the upstream end of the first bent perforation 211 at the center in the crossing direction ID.

  The second guide perforation 216 is a linear guide notch that guides the second bending perforation 211 so as to be continuously cut from the rear end of the first bending perforation 211 to the tip of the second bending perforation 213, and the cutting direction It extends over a length of about 2 mm in the crossing direction ID orthogonal to SD. Further, the second guide perforation 216 is in contact with the upstream end of the second bent perforation 213 at the center in the crossing direction ID.

  A plurality of end side perforations 217 are located on the cut end end side of the opening zipper 2, and a plurality of end side perforations 217 are provided via the end side notched portions 218. The end side perforations 217 are linear cut portions extending along the cutting direction SD, and have a width dimension of about 7.5 mm with respect to the cutting direction SD.

  The end-side uncut portion 218 has a position with respect to the intersecting direction ID as the same position as the second uncut portion 214, and a width dimension with respect to the cutting direction SD is approximately 1.5 mm.

  As shown in FIG. 4, the lower sewing line 22 is a sewing line extending in parallel with the upper sewing line 21, and the upper sewing line 22 is located above the center line located at the center between the upper sewing line 21 and the lower sewing line 22. It has a configuration that is line-symmetric with the sewing machine line 21.

  Specifically, the lower perforation line 22 is formed by perforations that are cut portions provided alternately along the cutting direction SD of the packaging box body 1 (front plate 11b) and uncut portions having a connecting function. 5, a first bent perforation 221 having a bent portion bent with respect to the cutting direction SD, and a second adjacent through the first bent perforated line 221 and the first notched portion 222. A bent perforation 223 is provided, and a second uncut portion 224 is further provided on the downstream side of the second bent perforation 223. As described above, the plurality of first bent perforations 221 and second bent perforations 223 are alternately provided via the first uncut portion 222 and the second uncut portion 224 serving as a connecting portion. In addition, at the upstream end of the first bent perforation 221 and the second bent perforation 223, each perforation (first bent perforation 221 and second bent perforation 223) is continuously cut. Guide perforations to guide (first guide perforation 225, second guide perforation 226) are provided. In addition, an end perforation 227 and an end uncut portion 228 are provided on the cutting end side of the lower perforated line 22, and the packaging box body 1 is cut into a desired cut end using the above-described cut and uncut portions. It is set as the structure which can be cut | disconnected by cutting line 2B, 2D (refer FIG. 2, FIG. 10) used.

  The upstream straight line portion 221a and the downstream straight line portion 221d are straight cut portions extending in parallel with each other along the cutting direction SD. Further, a step is provided between the upstream straight portion 221a and the downstream straight portion 221d by the bent portion, and the position of the downstream straight portion 221d with respect to the intersecting direction ID intersecting the cutting direction SD is different from the upstream straight portion 221a. The downstream straight portion 221d is positioned inside the opening zipper 2 from the upstream straight portion 221a.

  The upstream bent portion 221b is a cut portion bent in the intersecting direction ID and has a curved shape that bulges toward the outside of the opening zipper 2.

  The downstream bent portion 221c is a cut portion that is bent in the cutting direction SD, and has a curved shape that bulges toward the inside of the opening zipper 2. Further, the position of the downstream bent portion 221c with respect to the intersecting direction ID intersecting with the cutting direction SD is different from that of the upstream bent portion 221b, and the downstream bent portion 221c is positioned inside the opening zipper 2 from the upstream bent portion 221b. I am letting.

  The first uncut portion 222 is an uncut portion that does not cut the base material provided between the downstream end of the first bend perforation 221 and the upstream end of the second bend perforation 223. The first uncut portion 222 is an inside uncut portion located inside the opening zipper 2 and has a width dimension W3 with respect to the cutting direction SD of approximately 1 mm.

  The second bending perforation 223 is a cut portion that is located downstream of the first bending perforation 221 in the cutting direction SD and forms the lower perforation line 22. The upstream end of the second bent perforation 223 is disposed on a cutting extension line EL (not shown) extending from the downstream end along the cutting direction SD of the lower perforation line 22.

  Specifically, similarly to the first bent perforation 221, the upstream straight portion 223a, the upstream bent portion 223b, the downstream bent portion 223c, and the downstream straight portion 223d are sequentially arranged from the upstream side to the downstream side in the cutting direction SD. It is the cut part which cut | disconnected some packaging box main bodies 1 which are base materials so that it may form.

  The upstream straight line portion 223a and the downstream straight line portion 223d are straight cut portions extending in parallel with each other along the cutting direction SD. Further, a step is provided between the upstream straight portion 223a and the downstream straight portion 223d by the bent portion, and the position of the downstream straight portion 223d with respect to the crossing direction ID intersecting the cutting direction SD is different from the upstream straight portion 223a. The downstream straight portion 223d is positioned outside the opening zipper 2 from the upstream straight portion 223a.

  The upstream bent portion 223 b is a cut portion bent in the intersecting direction ID and has a curved shape that bulges toward the inside of the opening zipper 2.

  The downstream bent portion 223 c is a cut portion bent in the cutting direction SD, and has a curved shape that bulges toward the outside of the opening zipper 2. Further, the position of the downstream bent portion 223c with respect to the crossing direction ID intersecting with the cutting direction SD is different from that of the upstream bent portion 223b, and the downstream bent portion 223c is positioned outside the opening zipper 2 from the upstream bent portion 223b. I am letting.

  The second uncut portion 224 is a portion where the base material provided between the downstream end of the second bent perforation 223 and the upstream end of the first bent perforation 221 is not cut. The second uncut portion 224 is an uncut portion that is located downstream of the first uncut portion 222 in the cutting direction SD and forms the lower sewing line 22. The position of the uncut portion 224 is a position different from that of the first uncut portion 222, specifically, an outside uncut portion that is located outside the opening zipper 2. In addition, the width dimension W3 of the first uncut portion 222 with respect to the cutting direction SD is different from the width dimension W4 of the second uncut portion 224 with respect to the cutting direction SD. The width dimension W4 with respect to the cutting direction SD is approximately 1.5 mm.

  The first guide perforation 225 is a linear guide notch that guides the first bending perforation 221 so as to be continuously cut to the tip of the first bending perforation 221, and is approximately 2 in the cross direction ID orthogonal to the cutting direction SD. It extends over the length of millimeters. The first guide perforation 225 is in contact with the upstream end of the first bent perforation 221 at the center in the crossing direction ID.

  The second guide perforation 226 is a linear guide notch that guides the second bending perforation 221 so as to be continuously cut from the rear end of the first bending perforation 221 to the tip of the second bending perforation 223, and the cutting direction It extends over a length of about 2 mm in the crossing direction ID orthogonal to SD. The second guide perforation 226 is in contact with the upstream end of the second bent perforation 223 at the center in the crossing direction ID.

  A plurality of end side perforations 227 are located on the cut-off end side of the opening zipper 2, and a plurality of end side perforations 227 are provided via the end-side notched portion 228. The end side perforations 227 are linear cut portions extending along the cutting direction SD, and have a width dimension of about 7.5 mm with respect to the cutting direction SD.

  The end-side uncut portion 228 has a position with respect to the intersecting direction ID as the same position as the outside uncut portion, and a width dimension with respect to the cutting direction SD is approximately 1.5 mm.

  The picking portion 23 is used when the opening zipper 2 is cut out. The picking portion 23 has the picking portion 23 and applies a force when cutting the opening zipper 2 (cutting direction). Applies a force from the left end to the right end of the front plate 11b to cut off the opening zipper 2.

  As shown in FIG. 3, the split zipper 3 cuts the peripheral surface portion 12 of the packaging box body 1 in the horizontal direction in order to make it easy to take out the contents in the packaging box body 1, and the upper and lower packaging box body 1A. It is a cutout part which divides into 1B.

  More specifically, as shown in FIG. 4, the split zipper 3 is a vertical sewing machine extending in the lateral width direction from the left end to the right end of the front and rear surface plates 12a and 12b and the left and right side plates 12c and 12d forming the peripheral surface portion 12. Lines 31 and 32 and a knob 33 located at the cut-off start side end of the upper and lower sewing lines 31 and 32 are provided.

  The upper perforation line 31 is formed by perforations that are cut portions provided alternately along the cutting direction SD of the packaging box body 1 (front and rear surface plates and left and right side plates of the peripheral surface portion 12) and uncut portions having a connecting function. ing.

  More specifically, as shown in FIG. 7, the first bent perforation 311 having a bent portion bent with respect to the cutting direction SD, and the first bent perforated 311 and the first notched portion 312 are adjacent to each other. The second bent perforation 313 is provided, and the second uncut portion 314 is further provided on the downstream side of the second bent perforation 313. As described above, the first bent perforation 311 and the second bent perforation 313 are alternately provided via the first uncut portion 312 and the second uncut portion 314 serving as a connecting portion. Further, at the upstream end of the first bent perforation 311 and the second bent perforated line 313, each perforation (the first bent perforated line 311 and the second bent perforated line 313) is continuously cut. Guide perforations to guide (first guide perforation 315, second guide perforation 316) are provided. Furthermore, a folding portion perforation 317 that crosses the folding line provided between the front and rear side plates 12a and 12b and the left and right side plates 12c and 12d is provided so that the folding portion of the packaging box body 1 can be cut smoothly. is doing. It is set as the structure which can cut | disconnect the packaging box main body 1 with the cutting lines 3A and 3C (refer FIG. 3) used as a desired cut using the above each cut part and uncut part.

  The first bent perforation 311 is a base material so as to form an upstream straight portion 311a, an upstream bent portion 311b, a downstream bent portion 311c, and a downstream straight portion 311d in order from the upstream side to the downstream side in the cutting direction SD. This is a cut portion obtained by cutting a part of the packaging box body 1.

  The upstream straight line portion 311a and the downstream straight line portion 311d are straight cut portions extending in parallel with each other along the cutting direction SD. Further, a step is provided between the upstream straight portion 311a and the downstream straight portion 311d by the bent portion, and the position of the downstream straight portion 311d with respect to the crossing direction ID intersecting the cutting direction SD is different from the upstream straight portion 311a. The downstream straight portion 311d is positioned inside the dividing zipper 3 from the upstream straight portion 311a.

  The upstream bent portion 311 b is a cut portion bent in the intersecting direction ID, and has a curved shape that bulges toward the outside of the split zipper 3.

  The downstream bent portion 311 c is a cut portion bent in the cutting direction SD, and has a curved shape that bulges toward the inside of the split zipper 3. Further, the position of the downstream bent portion 311c with respect to the intersecting direction ID intersecting the cutting direction SD is different from that of the upstream bent portion 311b, and the downstream bent portion 311c is positioned inside the dividing zipper 3 from the upstream bent portion 311b. I am letting.

  The first uncut portion 312 is an uncut portion that does not cut the base material provided between the downstream end of the first bent perforation 311 and the upstream end of the second bent perforation 313. The first uncut portion 312 is an inside uncut portion positioned inside the dividing zipper 3 and has a width dimension W5 with respect to the cutting direction SD of about 1 mm.

  The second bend perforation 313 is a cut portion that is located downstream of the first bend perforation 311 in the cutting direction SD and forms the upper perforation line 31. An upstream end of the second bent perforation 313 is disposed on a cutting extension line EL (not shown) extending from the downstream end along the cutting direction SD of the upper perforation line 31.

  Specifically, similarly to the first bent perforation 311, the upstream straight portion 313a, the upstream bent portion 313b, the downstream bent portion 313c, and the downstream straight portion 313d are sequentially arranged from the upstream side to the downstream side in the cutting direction SD. It is the cut part which cut | disconnected some packaging box main bodies 1 which are base materials so that it may form.

  The upstream straight line portion 313a and the downstream straight line portion 313d are straight cut portions extending in parallel with each other along the cutting direction SD. Further, a step is provided between the upstream straight portion 313a and the downstream straight portion 313d by the bent portion, and the position of the downstream straight portion 313d with respect to the crossing direction ID intersecting the cutting direction SD is different from the upstream straight portion 313a. The downstream straight portion 313d is positioned outside the dividing zipper 3 with respect to the upstream straight portion 313a.

  The upstream bent portion 313b is a cut portion bent in the intersecting direction ID and has a curved shape that bulges toward the inside of the split zipper 3.

  The downstream bent portion 313 c is a cut portion bent in the cutting direction SD, and has a curved shape that bulges toward the outside of the split zipper 3. Further, the position of the downstream bent portion 313c with respect to the crossing direction ID intersecting the cutting direction SD is different from that of the upstream bent portion 313b, and the downstream bent portion 313c is positioned outside the dividing zipper 3 from the upstream bent portion 313b. I am letting.

  The second uncut portion 314 is a portion where the base material provided between the downstream end of the second bent perforation 313 and the upstream end of the first bent perforation 311 is not cut. The second uncut portion 314 is an uncut portion that is located downstream of the first uncut portion 312 in the cutting direction SD and forms the upper sewing line 31. The position of the uncut portion 314 is a position different from that of the first uncut portion 312, specifically, an outside uncut portion positioned outside the dividing zipper 3. Further, the width dimension W5 of the first uncut section 312 with respect to the cutting direction SD is different from the width dimension W6 of the second uncut section 314 with respect to the cutting direction SD. The width dimension W6 with respect to the cutting direction SD is approximately 1.5 mm.

  The first guide perforation 315 is a linear guide notch that guides the first bending perforation 311 so as to be continuously cut to the tip of the first bending perforation 311, and is approximately 2 in the intersecting direction ID orthogonal to the cutting direction SD. It extends over the length of millimeters. The first guide perforation 315 is in contact with the upstream end of the first bent perforation at the center in the crossing direction ID.

  The second guide perforation 316 is a linear guide notch that guides the second bending perforation 311 so as to be continuously cut from the rear end of the first bending perforation 311 to the tip of the second bending perforation 313, and the cutting direction It extends over a length of about 2 mm in the crossing direction ID orthogonal to SD. The second guide perforation 316 is in contact with the upstream end of the second bent perforation 313 at the center in the crossing direction ID.

  As shown in FIG. 4, the bent portion perforations 317 are provided between the front plate 12a and the right side plate 12d, between the right side plate 12d and the rear plate 12b, and between the rear plate 12b and the left side plate. 12c, each of which is a linear cut portion extending along the cutting direction SD and having a width of about 18 mm with respect to the cutting direction SD. By providing the bent portion perforation 317, the division zipper 3 can be easily cut out.

  The lower sewing line 32 is a sewing line extending in parallel with the upper sewing line 31, and the upper sewing line 31 with respect to a center line (not shown) located at the center between the upper sewing line 31 and the lower sewing line 32. And a line symmetric configuration.

    Specifically, as shown in FIG. 7, the lower perforation line 32 is a perforation that is a cut portion provided alternately along the cutting direction SD of the packaging box body 1 (front and rear surface plates and left and right side surface plates of the peripheral surface portion 12). And a first bent perforation 321 having a bent portion that is bent with respect to the cutting direction SD, and the first bent perforated line 321 and the first notched portion 322. A second bent perforation 323 is provided adjacent to the second bent perforation 323, and a second notched portion 324 is provided on the downstream side of the second bent perforation 323. As described above, the first bent perforation 321 and the second bent perforation 323 are alternately provided via the first uncut portion 322 and the second uncut portion 324 serving as a connecting portion. Further, at the upstream end of the first bent perforation 321 and the second bent perforated line 323, the perforated lines (first bent perforated line 321 and second bent perforated line 323) are continuously cut. Guide perforations to guide (first guide perforation 325, second guide perforation 326) are provided. In addition, a bent perforation 327 that crosses the folding line provided between the front and rear side plates 12a, 12b and the left and right side plates 12c, 12d is provided so that the bent portion of the packaging box body 1 can be cut smoothly. is doing. It is set as the structure which can cut | disconnect the packaging box main body 1 with the cutting lines 3B and 3D (refer FIG. 3) used as a desired cut using the above each cut part and uncut part.

  The first bent perforation 321 is a base material so as to form an upstream straight portion 321a, an upstream bent portion 321b, a downstream bent portion 321c, and a downstream straight portion 321d in order from the upstream side to the downstream side in the cutting direction SD. This is a cut portion obtained by cutting a part of the packaging box body 1.

  The upstream straight line portion 321a and the downstream straight line portion 321d are straight cut portions extending in parallel with each other along the cutting direction SD. Further, a step is provided between the upstream straight portion 321a and the downstream straight portion 321d by the bent portion, and the position of the downstream straight portion 321d with respect to the cross direction ID intersecting the cutting direction SD is different from the upstream straight portion 321a. The downstream straight portion 321d is positioned inside the dividing zipper 3 from the upstream straight portion 321a.

  The upstream bent portion 321 b is a cut portion bent in the intersecting direction ID and has a curved shape that bulges toward the outside of the split zipper 3.

  The downstream bent portion 321 c is a cut portion bent in the cutting direction SD, and has a curved shape that bulges toward the inside of the split zipper 3. Further, the position of the downstream bent portion 321c with respect to the intersecting direction ID intersecting the cutting direction SD is different from that of the upstream bent portion 321b, and the downstream bent portion 321c is positioned inside the dividing zipper 3 from the upstream bent portion 321b. I am letting.

  The first uncut portion 322 is an uncut portion that does not cut the base material provided between the downstream end of the first bent perforation 321 and the upstream end of the second bent perforation 323. The first uncut portion 322 is an inside uncut portion positioned inside the dividing zipper 3 and has a width dimension W7 with respect to the cutting direction SD of about 1 mm.

  The second bending perforation 323 is a cut portion that is located downstream of the first bending perforation 321 in the cutting direction SD and forms the lower perforation line 32. The upstream end of the second bent perforation 323 is arranged on a cutting extension line EL (not shown) extending from the downstream end along the cutting direction SD of the lower perforation line 32.

  Specifically, similarly to the first bent perforation 321, the upstream straight portion 323a, the upstream bent portion 323b, the downstream bent portion 323c, and the downstream straight portion 323d are sequentially arranged from the upstream side to the downstream side in the cutting direction SD. It is the cut part which cut | disconnected some packaging box main bodies 1 which are base materials so that it may form.

  The upstream straight line portion 323a and the downstream straight line portion 323d are straight cut portions extending in parallel with each other along the cutting direction SD. Further, a step is provided between the upstream straight portion 323a and the downstream straight portion 323d by the bent portion, and the position of the downstream straight portion 323d with respect to the intersecting direction ID intersecting the cutting direction SD is different from the upstream straight portion 323a. The downstream straight portion 323d is positioned outside the dividing zipper 3 with respect to the upstream straight portion 323a.

  The upstream bent portion 323 b is a cut portion bent in the intersecting direction ID, and has a curved shape that bulges toward the inside of the split zipper 3.

  The downstream bent portion 323 c is a cut portion that is bent in the cutting direction SD, and has a curved shape that bulges toward the outside of the split zipper 3. Further, the position of the downstream bent portion 323c with respect to the crossing direction ID intersecting the cutting direction SD is different from that of the upstream bent portion 323b, and the downstream bent portion 323c is positioned outside the dividing zipper 3 from the upstream bent portion 323b. I am letting.

  The second uncut portion 324 is a portion where the base material provided between the downstream end of the second bent perforation 323 and the upstream end of the first bent perforation 321 is not cut. The second uncut portion 324 is an uncut portion that is located on the downstream side of the cutting direction SD with respect to the first uncut portion 322 and forms the lower sewing line 32. The second uncut portion 324 is a second portion with respect to the crossing direction ID. The position of the uncut portion 324 is a position different from that of the first uncut portion 322, specifically, an outside uncut portion positioned outside the dividing zipper 3. Further, the width dimension W7 of the first uncut portion 322 with respect to the cutting direction SD is different from the width dimension W8 of the second uncut portion 324 with respect to the cutting direction SD. The width dimension W8 with respect to the cutting direction SD is approximately 1.5 mm.

  The first guide perforation 325 is a linear guide notch that guides the first bending perforation 321 so as to be continuously cut to the tip of the first bending perforation 321, and is approximately 2 in the cross direction ID perpendicular to the cutting direction SD. It extends over the length of millimeters. The first guide perforation 325 is in contact with the upstream end of the first bent perforation 321 at the center in the crossing direction ID.

  The second guide perforation 326 is a linear guide notch that guides the second guide perforation 321 so as to be continuously cut from the rear end of the first bend perforation 321 to the tip of the second bend perforation 323, and the cutting direction It extends over a length of about 2 mm in the crossing direction ID orthogonal to SD. The second guide perforation 326 is in contact with the upstream end of the second bent perforation 323 at the center in the cross direction ID.

  The bent portion perforations 327 are arranged along cutting directions SD provided between the front plate and the right side plate of the peripheral surface portion 12, between the right side plate and the rear side plate, and between the rear side plate and the left side plate. The width dimension with respect to the cutting direction SD is approximately 18 mm. By providing the bent portion perforation 327, the division zipper 3 can be easily cut out.

  The knob 33 is used when the division zipper 3 is cut out, and is formed by cutting the cut start end (the left end of the front plate 12a) of the division zipper 3. When cutting the split zipper 3, the gripping portion 33 is held, and a force is applied when the split zipper 3 is cut (cutting direction). In the present embodiment, from the left end of the front plate 12 a A force is applied toward the right end to cut off the split zipper 3.

  The dismantling cutout 4 is a cutout that cuts off the bottom 13 of the packaging box body 1 in order to facilitate disassembly of the packaging box body 1 after using the packaging box B.

  More specifically, as shown in FIG. 4, the dismantling cutout 4 includes a left and right disassembly sewing line 41 extending from the center of the outer bottom surface plates 13 a and 13 b forming the bottom 13 of the packaging box body 1 to the left and right ends. , 42 and a knob 43 located at the cut-off start side end of the right and left disassembling sewing machine wires 41, 42.

  The right and left disassembling sewing lines 41 and 42 are formed by perforations that are cut portions provided alternately along the cutting direction SD of the packaging box body 1 (outer bottom surface plate of the bottom portion 13) and uncut portions having a connecting function. is doing.

  Specifically, the left disassembling perforation line 41 includes a first bent perforation 411 having a bent portion bent with respect to the cutting direction SD as shown in FIG. A second bent perforation 413 adjacent to the cut portion 412 is provided, and a second notched portion 414 is further provided on the downstream side of the second bent perforation 413. As described above, the first bent perforation 411 and the second bent perforation 413 are alternately provided via the first uncut portion 412 and the second uncut portion 414 serving as a connecting portion. In addition, at the upstream end of the first bent perforation 411 and the second bent perforation 413, each perforation (first bent perforation 411, second bent perforation 413) is continuously cut. Guide perforations to guide (first guide perforation 415, second guide perforation 416) are provided. Further, an end perforation 417 and an end uncut portion 418 are provided on the cutting end side of the left disassembling perforation line 41, and the packaging box body 1 is desired by using the above-described cut and uncut portions. It is set as the structure which can be cut | disconnected by the cutting line used as the cut edge.

  The first bent perforation 411 is a base material so as to form an upstream straight portion 411a, an upstream bent portion 411b, a downstream bent portion 411c, and a downstream straight portion 411d in order from the upstream side to the downstream side in the cutting direction SD. This is a cut portion obtained by cutting a part of the packaging box body 1.

  The upstream straight line portion 411a and the downstream straight line portion 411d are straight cut portions extending in parallel with each other along the cutting direction SD. Further, a step is provided between the upstream straight portion 411a and the downstream straight portion 411d by the bent portion, and the position of the downstream straight portion 411d with respect to the crossing direction ID intersecting the cutting direction SD is different from the upstream straight portion 411a. The downstream straight portion 411d is positioned inside the dismantling cutout portion 4 from the upstream straight portion 411a.

  The upstream bent portion 411b is a cut portion bent in the intersecting direction ID, and has a curved shape that bulges toward the outside of the dismantling cutout portion 4.

  The downstream bent portion 411c is a cut portion bent in the cutting direction SD, and has a curved shape that bulges toward the inside of the dismantling cutout portion 4. Further, the position of the downstream bent portion 411c with respect to the intersecting direction ID intersecting the cutting direction SD is different from that of the upstream bent portion 411b, and the downstream bent portion 411c is located inside the dismantling cutout portion 4 from the upstream bent portion 411b. It is located.

  The first uncut portion 412 is an uncut portion that does not cut the base material provided between the downstream end of the first bent perforation 411 and the upstream end of the second bent perforation 413. The first uncut portion 412 is an inside uncut portion positioned inside the dismantling cutout portion 4 and has a width dimension W9 with respect to the cutting direction SD of about 2 mm.

  The second bending perforation 413 is a cut portion that is located downstream of the first bending perforation 413 in the cutting direction SD and forms the left disassembling perforation line 41. The first bending perforation, The upstream end of the second bent perforation 413 is arranged on a cutting extension line EL (not shown) extending from the downstream end of 411 along the cutting direction SD of the left disassembling sewing machine line 41.

  Specifically, similarly to the first bent perforation 411, the upstream straight portion 413a, the upstream bent portion 413b, the downstream bent portion 413c, and the downstream straight portion 413d are sequentially arranged from the upstream side to the downstream side in the cutting direction SD. It is the cut part which cut | disconnected some packaging box main bodies 1 which are base materials so that it may form.

  The upstream straight line portion 413a and the downstream straight line portion 413d are straight cut portions extending in parallel with each other along the cutting direction SD. Further, a step is provided between the upstream straight portion 413a and the downstream straight portion 413d by the bent portion, and the position of the downstream straight portion 413d with respect to the crossing direction ID intersecting the cutting direction SD is different from the upstream straight portion 413a. The downstream straight portion 413d is positioned outside the dismantling cutout portion 4 with respect to the upstream straight portion 413a.

  The upstream bent portion 413b is a cut portion bent in the intersecting direction ID, and has a curved shape that bulges toward the inside of the dismantling cutout portion 4.

  The downstream bent portion 413 c is a cut portion bent in the cutting direction SD, and has a curved shape that bulges toward the outside of the dismantling cutout portion 4. Further, the position of the downstream bent portion 413c with respect to the crossing direction ID intersecting the cutting direction SD is different from that of the upstream bent portion 413b, and the downstream bent portion 413c is placed outside the dismantling cutout portion 4 from the upstream bent portion 413b. It is located.

  The second uncut portion 414 is a portion where the base material provided between the downstream end of the second bent perforation 413 and the upstream end of the first bent perforation 411 is not cut. The second uncut portion 414 is an uncut portion that is located downstream of the first uncut portion 412 in the cutting direction SD and forms the left disassembling sewing line 41, and corresponds to the crossing direction ID. The position of the second uncut portion 414 is a position different from that of the first uncut portion 412, specifically, an outside uncut portion located outside the dismantling cutout portion 4. Further, the width dimension W10 of the second uncut portion 414 with respect to the cutting direction SD is set to approximately 2 mm, similar to the width dimension W9 of the first uncut portion 412 with respect to the cutting direction SD.

  The first guide perforation 415 is a linear guide notch that guides the first bending perforation 411 so as to be continuously cut to the tip of the first bending perforation 411, and is approximately 3 in the crossing direction ID orthogonal to the cutting direction SD. It extends over the length of millimeters. The first guide perforation 415 is in contact with the upstream end of the first bent perforation 411 at a position 1 mm from the outer end of the first guide perforation 415. That is, the inner side (the side where the cutting force is applied) from the contact position of the first guide perforation 415 is made longer than the outer length.

  The second guide perforation 416 is a linear guide notch that guides the second guide perforation 411 so as to be continuously cut from the rear end of the first bend perforation 411 to the tip of the second bend perforation 413, and the cutting direction. It extends over a length of about 3 mm in the cross direction ID perpendicular to SD. The second guide perforation 416 is in contact with the upstream end of the second bent perforation 413 at a position 1 mm from the outer end of the second guide perforation 416. That is, the inner side (the side on which the cutting force is applied) from the contact position of the second guide perforation 416 is longer than the outer length.

  The end perforation 417 is a linear cut portion that is positioned on the cutting end side of the dismantling cutout portion 4 and extends along the cutting direction SD, and has a width dimension of about 12 mm with respect to the cutting direction SD.

  The end-side uncut portion 418 has a position with respect to the intersecting direction ID as the same position as the second uncut portion 414, and a width dimension with respect to the cutting direction SD is approximately 2.5 mm.

  As shown in FIG. 9, the right disassembling machine line 42 includes a first bent perforation 421 having a bent portion bent with respect to the cutting direction SD, and the first bent perforated line 421 and the first notched portion 422. A second bent perforation 423 is provided adjacent to the second bent perforation 423, and a second notched portion 424 is provided downstream of the second bent perforation 423. As described above, the first bent perforation 421 and the second bent perforation 423 are alternately provided via the first uncut portion 422 and the second uncut portion 424 serving as a connecting portion. In addition, at the upstream end of the first bent perforation 421 and the second bent perforation 423, each perforation (first bent perforation 421, second bent perforation 423) is continuously cut. Guide perforations to guide (first guide perforation 425, second guide perforation 426) are provided. In addition, an end perforation 427 and an end uncut portion 428 are provided on the cutting end side of the right disassembling perforation line 42, and the packaging box body 1 is desired using the above cut portions and uncut portions. It is set as the structure which can be cut | disconnected by the cutting line used as the cut edge.

  The first bent perforation 421 is a base material so as to form an upstream straight portion 421a, an upstream bent portion 421b, a downstream bent portion 421c, and a downstream straight portion 421d in order from the upstream side to the downstream side in the cutting direction SD. This is a cut portion obtained by cutting a part of the packaging box body 1.

  The upstream straight portion 421a and the downstream straight portion 421d are straight cut portions extending in parallel with each other along the cutting direction SD. Further, a step is provided between the upstream straight portion 421a and the downstream straight portion 421d by the bent portion, and the position of the downstream straight portion 421d with respect to the intersecting direction ID intersecting the cutting direction SD is different from the upstream straight portion 421a. The downstream straight portion 421d is positioned inside the dismantling cutout portion 4 from the upstream straight portion 421a.

  The upstream bent portion 421b is a cut portion bent in the intersecting direction ID, and has a curved shape that bulges toward the outside of the dismantling cutout portion 4.

  The downstream bent portion 421c is a cut portion bent in the cutting direction SD, and has a curved shape that bulges toward the inside of the dismantling cutout portion 4. Further, the position of the downstream bent portion 421c with respect to the intersecting direction ID intersecting the cutting direction SD is different from that of the upstream bent portion 421b, and the downstream bent portion 421c is located inside the dismantling cutout portion 4 from the upstream bent portion 421b. It is located.

  The first uncut portion 422 is an uncut portion that does not cut the base material provided between the downstream end of the first bent perforation 421 and the upstream end of the second bent perforation 423. The first uncut portion 422 is an inside uncut portion located inside the dismantling cutout portion 4 and has a width dimension W9 with respect to the cutting direction SD of about 2 mm.

  The second bending perforation 423 is a cut portion that is located downstream of the first bending perforation 421 in the cutting direction SD and forms the left disassembling perforation line 42. The first bending perforation The upstream end of the second bent perforation 423 is disposed on a cutting extension line EL (not shown) extending from the downstream end of the 421 along the cutting direction SD of the left disassembling sewing line 42.

  Specifically, similarly to the first bent perforation 421, the upstream straight portion 423a, the upstream bent portion 423b, the downstream bent portion 423c, and the downstream straight portion 423d are sequentially arranged from the upstream side to the downstream side in the cutting direction SD. It is the cut part which cut | disconnected some packaging box main bodies 1 which are base materials so that it may form.

  The upstream straight line portion 423a and the downstream straight line portion 423d are straight cut portions extending in parallel with each other along the cutting direction SD. Further, a step is provided between the upstream straight portion 423a and the downstream straight portion 423d by the bent portion, and the position of the downstream straight portion 423d with respect to the intersecting direction ID intersecting the cutting direction SD is different from the upstream straight portion 423a. The downstream straight portion 423d is positioned outside the dismantling cutout portion 4 from the upstream straight portion 423a.

  The upstream bent portion 423b is a cut portion bent in the intersecting direction ID, and has a curved shape that bulges toward the inside of the dismantling cutout portion 4.

  The downstream bent portion 423c is a cut portion bent in the cutting direction SD, and has a curved shape that bulges toward the outside of the dismantling cutout portion 4. Further, the position of the downstream bent portion 423c with respect to the intersecting direction ID intersecting with the cutting direction SD is different from that of the upstream bent portion 423b, and the downstream bent portion 423c is placed outside the dismantling cutout portion 4 from the upstream bent portion 423b. It is located.

  The second uncut portion 424 is a portion where the base material provided between the downstream end of the second bent perforation 423 and the upstream end of the first bent perforation 421 is not cut. The second uncut portion 424 is an uncut portion that is located on the downstream side of the cutting direction SD with respect to the first uncut portion 422 and forms the right disassembling sewing line 42, and corresponds to the crossing direction ID. The position of the second uncut portion 424 is a position different from the first uncut portion 422, specifically, an outside uncut portion positioned outside the dismantling cutout portion 4. Further, the width dimension W10 of the second uncut portion 424 with respect to the cutting direction SD is approximately 2 mm, similar to the width dimension W9 of the first uncut portion 422 with respect to the cutting direction SD.

  The first guide perforation 425 is a linear guide notch that guides the first bending perforation 421 so as to be continuously cut to the tip of the first bending perforation 421, and is approximately 3 in the crossing direction ID orthogonal to the cutting direction SD. It extends over the length of millimeters. The first guide perforation 425 is in contact with the upstream end of the first bent perforation 421 at a position 1 mm from the outer end of the first guide perforation 425. That is, the inner side (the side on which the cutting force is applied) from the contact position of the first guide perforation 425 is longer than the outer length.

  The second guide perforation 426 is a linear guide notch that guides the second bending perforation 421 so as to be continuously cut from the rear end of the first bending perforation 421 to the tip of the second bending perforation 423, and the cutting direction It extends over a length of about 3 mm in the cross direction ID perpendicular to SD. The second guide perforation 426 is in contact with the upstream end of the second bent perforation 423 at a position 1 mm from the outer end of the second guide perforation 426. That is, the inner side (the side where the cutting force is applied) from the contact position of the second guide perforation 426 is longer than the outer length.

  The end perforation 427 is a linear cut portion that is located on the cutting end side of the dismantling cutout portion 4 and extends along the cutting direction SD, and has a width dimension of about 12 mm with respect to the cutting direction SD.

  The end uncut portion 428 has a position with respect to the intersecting direction ID as the same position as the second uncut portion 424, and a width dimension with respect to the cutting direction SD is approximately 2.5 mm.

  The knob 43 is used when the cutting part 4 for dismantling is cut out, and the upper center part of the inner bottom surface plate 13b at a plurality of perforations (cutting start positions of the right and left dismantling sewing machine lines 41 and 42). It is formed by providing a notch. When cutting the cutting part 4 for dismantling, the picking part 43 is pushed into the inside of the packaging box B, and a direction (cutting direction) in which force is applied when cutting the cutting part 4 for dismantling, in this embodiment Then, a force is applied from the upper end to the lower end of the outer bottom surface plate 13b to cut out the dismantling cutout portion 4.

  As described above, the uncut portions (212, 214, 222, 224, 312, 314, 322, 324, 412, 414, 422) of the sewing machine wires (21, 22, 31, 32, 41, 42) of the packaging box B. 424) are dispersed and arranged at appropriate positions, thereby maintaining the necessary strength in the packaging box body 1 while maintaining the uncut portions (212, 214, 222, 224, 312, 314, 322, 324, 412, 414, 422, 424) can be set as short as possible. Therefore, since it can cut | disconnect easily and smoothly along a sewing machine line (21, 22, 31, 32, 41, 42), the cutting line (2A, 2B, 2C, 2D, 3A, 3B, 3C) used as a cut end 3D) can be made smooth, and further, the seat at the place where the cut portions (211, 213, 221, 223, 311, 313, 321, 323, 411, 413, 421, 423) are provided. Bending can be prevented.

  Further, the first uncut portion (212, 222, 312, 322, 412, 422) and the second uncut portion (214, 224, 314, 324, 414, 424) are connected to the cut portion (211, 213, 221, 223, 311, 313, 321, 323, 411, 413, 421, 423), the strength can be further maintained.

  Furthermore, the 1st bending perforation (211, 221, 311, 321, 411, 421) which forms the said perforation line (21, 22, 31, 32, 41, 42), and the said 1st bending perforation (211, 21) 221, 311, 321, 411, 421) and second bending perforations (213, 213) that are located downstream in the cutting direction SD and form the perforation lines (21, 22, 31, 32, 41, 42). 223, 313, 323, 413, 423), and at the upstream end of the second bent perforation (213, 223, 313, 323, 413, 423), the first bent perforation (211, 221; 311, 321, 411, 421) to guide the second perforation (213, 223, 313, 323, 413, 423) so as to be continuously cut. By providing the 6,316,326,416,426), it is possible to smoothly cut along the perforation lines (21,22,31,32,41,42).

  In addition, a first bending perforation (211, 221, 311, 321, 411, 421) that forms the perforation line (21, 22, 31, 32, 41, 42) and the first bending perforation (211) 221, 311, 321, 411, 421) and a second bent perforation (213) that is located downstream of the cutting direction SD and forms the perforated line (21, 22, 31, 32, 41, 42) 223, 313, 323, 413, 423), and the first bending perforation (211, 221, 311, 321, 411, 421) and the second bending perforation that are bent with respect to the cutting direction SD The bent portion of (213, 223, 313, 323, 413, 423) has a curved shape, so that the packaging box body 1 cut by the sewing machine wires (21, 22, 31, 32, 41, 42) is cut. Mouth, can be a smooth shape hurt to the touch.

  The first perforation (211, 221, 311, 321, 411, 421) forming the perforation line (21, 22, 31, 32, 41, 42) and the first bend perforation (211 221, 311, 321, 411, 421) and second bending perforations (213, 213) that are located downstream in the cutting direction SD and form the perforation lines (21, 22, 31, 32, 41, 42). 223, 313, 323, 413, 423), and the perforated line (21, 22, 31, 32) from the downstream end of the first bent perforation (211, 221, 311, 321, 411, 421). , 41, 42) by disposing the upstream end of the second bent perforation (213, 223, 313, 323, 413, 423) on the cutting extension line EL extending along the cutting direction SD of FIG. It can also be smoothly cut at a portion provided with the non-cut portion.

  Furthermore, an upper sewing line (21, 31) and a lower sewing line (22, 32) formed by cuts and uncut parts provided alternately along the cutting direction SD of the packaging box body 1 are connected to the upper sewing line. (21, 31) and the lower sewing machine line (22, 32) are provided symmetrically with respect to the center line located at the center of the upper sewing machine line (21, 31). It is possible to apply evenly to the lower sewing line (22, 32).

  In addition, a cutting part such as a zipper that cuts a part of the packaging box body 1 is formed by using the sewing machine wires (21, 22, 31, 32, 41, 42), and is located inside the cutting part. The width dimension (approximately 1 mm) of the one uncut portion (212, 222, 312, 322, 412, 422) with respect to the cutting direction SD is set to the first uncut portion (212, 222, 312, 322, 412, 422). ) The width dimension (approximately 1.5 mm) of the second uncut portion (214, 224, 314, 324, 414, 424) positioned outside the cut portion with respect to the intersecting direction ID with respect to the cutting direction SD. Since the length is shorter, it is possible to avoid the risk of cutting inwardly beyond the desired cutting line where the cutting force is likely to be applied.

  Further, the opening zipper 2 and the dividing zipper 3 cut out from the packaging box body 1 are often rounded by hand and discarded, but in this embodiment, the edges of the opening zipper 2 and the dividing zipper 3 are removed. Since the shape does not have an acute angle portion, the cut zipper 2 or the split zipper 3 does not hurt the hand.

  The specific configuration of each part is not limited to the above-described embodiment, and various modifications can be made without departing from the spirit of the present invention.

  For example, in the present embodiment, the first uncut portion (212, 222, 312, 322, 412, 422) and the second uncut portion (214, 224, 314, 324, 414, 424) are alternately arranged. Although provided, each uncut portion may be provided continuously. Further, in the present embodiment, the first bending perforations ((211, 221, 311, 321, 411, 421) and the second bending perforations (213, 223, 313, 323, 413, 423) are alternately arranged. However, a linear cut portion or the like may be interposed between the two.

  Further, in the present embodiment, two sewing lines (21, 22, 31, 32, 41, 42) are provided symmetrically to form a cut-out portion. However, a single sewing line is similar. There is an effect.

The perspective view of the packaging box which concerns on one Embodiment of this invention. The perspective view of the packaging box which concerns on the same embodiment. The perspective view of the packaging box which concerns on the same embodiment. The expanded view of the packaging box which concerns on the same embodiment. The elements on larger scale of the opening zipper which concerns on the same embodiment. The elements on larger scale of the upper sewing machine line concerning the embodiment. The elements on larger scale of the zipper for decomposition | disassembly which concerns on the same embodiment. The elements on larger scale of the cutting part for dismantling concerning the embodiment. The elements on larger scale of the cutting part for dismantling concerning the embodiment. The front view of the packaging box which concerns on the same embodiment.

Explanation of symbols

B ... Packaging body (packaging box)
C ... cutting structure EL ... cutting extension line ID ... crossing direction SD ... cutting direction 1 ... base material (packaging box body)
2 ... Cutout (Zipper for opening)
3 ... Cutout (Zipper for splitting)
4 ... Cut off part (Cut off part for dismantling)
21 ... 1st sewing line (upper sewing line)
22 ... Second sewing line (lower sewing line)
31 ... 1st sewing line (upper sewing line)
32 ... Second sewing machine line (lower sewing machine line)
41 ... 1st sewing line (left sewing line)
42 ... Second sewing machine line (right sewing machine line)
211 ... first part (first bending perforation)
211b ... Upstream bent portion 211c ... Downstream bent portion 212 ... First uncut portion 213 ... Second cut portion (second bent perforation)
213b ... Upstream bent portion 213c ... Downstream bent portion 214 ... Second notched portion 215 ... Guide perforation (first guide perforation)
216 ... Guide perforation (second guide perforation)
217 ... end side perforation 218 ... end side notched part 221 ... first part (first bent perforation)
221b ... Upstream bent portion 221c ... Downstream bent portion 222 ... First uncut portion 223 ... Second cut portion (second bent perforation)
223b: Upstream bent portion 223c: Downstream bent portion 224 ... Second notched portion 225 ... Guide perforation (first guide perforation)
226 ... Guide perforation (second guide perforation)
227 ... end side perforation 228 ... end side notched part 311 ... first part (first bent perforation)
311b: Upstream bent portion 311c: Downstream bent portion 312 ... First uncut portion 313 ... Second cut portion (second bent perforation)
313b ... Upstream bent portion 313c ... Downstream bent portion 314 ... Second uncut portion 314b ... Upstream bent portion 314c ... Downstream bent portion 315 ... Guide perforation (first guide perforation) )
316 ... Guide perforation (second guide perforation)
317 ... end side perforation 318 ... end side notched part 321 ... first part (first bent perforation)
321b: Upstream bent portion 321c: Downstream bent portion 322: First notched portion 323: Second cut portion (second bent perforation)
323b ... Upstream bent portion 323c ... Downstream bent portion 324 ... Second notched portion 325 ... Guide perforation (first guide perforation)
326 ... guide perforation (second guide perforation)
327: bent portion perforation 328 ... bent portion not cut portion 411 ... first portion (first bent perforation)
411b ... Upstream bent portion 411c ... Downstream bent portion 412 ... First uncut portion 413 ... Second cut portion (second bent perforation)
413b ... Upstream bent portion 413c ... Downstream bent portion 414 ... Second notched portion 415 ... Guide perforation (first guide perforation)
416 ... guide perforation (second guide perforation)
417 ... end side perforation 418 ... end side notched portion 421 ... first part (first bent perforation)
421b ... Upstream bent portion 421c ... Downstream bent portion 422 ... First notched portion 423 ... Second cut portion (second bent perforation)
423b ... Upstream bent portion 423c ... Downstream bent portion 424 ... Second notched portion 425 ... Guide perforation (first guide perforation)
426 ... guide perforation (second guide perforation)
427 ... end side perforation 428 ... end side notch

Claims (8)

In a package that can be cut using a sewing wire formed by cuts and cuts provided alternately along the cutting direction of the package body,
A first uncut portion constituting the sewing line, and a second uncut portion that is located downstream of the cutting direction with respect to the first uncut portion and forms the sewing line,
The position of the second non-switching unit, and varied in the cross direction crossing the cutting direction relative to the position of the first non-switching portion,
The first uncut portions and the second uncut portions are provided alternately via the cut portions,
The cut portion forms, in order from the upstream side to the downstream side in the cutting direction, a linear upstream straight portion, a curved upstream bent portion, a curved downstream bent portion, and a linear downstream straight portion. And
The upstream straight portion and the downstream straight portion extend in parallel to each other along the cutting direction, and a step is formed between the upstream straight portion and the downstream straight portion by the upstream bent portion and the downstream bent portion. The package is characterized in that the position of the downstream straight portion with respect to the intersecting direction intersecting the cutting direction is different from the position of the upstream straight portion . A first cutting part that forms the sewing line, and a second cutting part that is located downstream of the cutting direction with respect to the first cutting part and forms the sewing line.
The package according to claim 1, wherein a guide cut portion is provided at an upstream end of the second cut portion so as to guide the second cut portion so as to be continuously cut from the second cut portion to the second cut portion. body. A first cutting part that forms the sewing line, and a second cutting part that is located downstream of the cutting direction with respect to the first cutting part and forms the sewing line.
On cut extension that extends along the cutting direction of the perforation line from the downstream end of the first change portion, of claim 1, wherein placing the upstream end of the second switching unit Packaging body. The first sewing line and the second sewing line formed by the cut portions and the uncut portions provided alternately along the cutting direction of the package body are positioned at the center of the first sewing line and the second sewing line. 4. The package according to claim 1 , wherein the package is symmetrical with respect to the center line. The width dimension with respect to the said cutting direction of the said 1st uncut part and the width dimension with respect to the said cutting direction of the said 2nd uncut part are made different, The Claim 1, 2, 3, or 4 characterized by the above-mentioned. Packaging. Forming a cut-out portion for cutting out a part of the package body using the sewing machine wire,
The width dimension with respect to the cutting direction of the inner uncut portion positioned inside the cutout portion is set to the cutting direction of the outer uncut portion positioned outside the cutout portion with respect to the intersecting direction from the inner uncut portion. 6. The package according to claim 5 , wherein the package is shorter than the width. The width dimension of the inner uncut portion with respect to the cutting direction is approximately 1 mm,
The package according to claim 6 , wherein a width dimension of the outer uncut portion with respect to the cutting direction is approximately 1.5 mm. In the cutting structure of the base material that can be cut using the sewing line formed by the cut portions and the uncut portions provided alternately along the cutting direction of the base material,
A first uncut portion constituting the sewing line, and a second uncut portion that is located downstream of the cutting direction with respect to the first uncut portion and forms the sewing line,
The position of the second non-switching unit, and varied in the cross direction crossing the cutting direction relative to the position of the first non-switching portion,
The first uncut portions and the second uncut portions are provided alternately via the cut portions,
In order from the upstream side to the downstream side in the cutting direction, the cut portions constituting the sewing line are, in order from the upstream side to the downstream side, a straight upstream straight portion, a curved bent upstream portion, a curved downstream bent portion, and a linear shape. The downstream straight part of
The upstream straight portion and the downstream straight portion extend in parallel to each other along the cutting direction, and a step is formed between the upstream straight portion and the downstream straight portion by the upstream bent portion and the downstream bent portion. The base material cutting structure is characterized in that the position of the downstream straight portion with respect to the crossing direction intersecting the cutting direction is different from the position of the upstream straight portion .

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