JP4932280B2 - Manufacturing method of bottle and labeled bottle - Google Patents

Description

  The present invention relates to a method for producing a synthetic resin bottle and a labeled bottle.

Conventionally, in this type of bottle, as shown in Patent Document 1 below, for example, a label such as a shrink label or a seal label is attached to the body from the viewpoint of display of a product name or contents or design. It has been.
Japanese Patent Laying-Open No. 2005-187053

  However, when the bottle transported toward the label attachment device reaches this device, the conventional bottle with the label does not position the circumferential position of the bottle body with respect to the label attachment device. The panel surface is recessed radially inwardly through a column extending in the central axis direction, and the surface of the body is uneven. In such a case, there is a possibility that characters or the like displayed on the label may be located on the pillar portion as the convex portion. In this case, there is a possibility that the display function of the product or the like cannot be sufficiently exhibited due to distortion of characters or the like, or the design property is impaired.

  The present invention has been made in view of such circumstances, and it is an object of the present invention to provide a bottle and a method for manufacturing a bottle with a label that allow a label to be attached to a predetermined position in the circumferential direction of the body of the bottle. And

In order to solve the above-described problems and achieve such an object, the bottle of the present invention includes a body portion, a shoulder portion connected to an upper end portion in the central axis direction of the body portion, and an upper end portion of the shoulder portion. A plurality of panel surfaces that dent radially inward are formed in the circumferential direction via pillars extending in the central axis direction. A bottle made of a synthetic resin to which a label is attached to the body portion, wherein at least one of the plurality of panel surfaces has a width in the circumferential direction in a region avoiding an upper end portion and a lower end portion of the panel surface. The insertion recess is formed to be equivalent to the surface and further recessed inward in the radial direction with respect to the panel surface, and the insertion recess has a concave curved surface shape such that the cross-sectional view is an arc shape. is Rutotomoni, upper and lower in the vertical cross section Characterized in that part while avoiding portion is a central axis direction substantially flat surface extending in parallel.

In this invention, since the insertion recess is formed, before attaching the label to the body of the bottle, the insertion jig is moved forward toward the insertion recess, and the tip of the insertion jig is On the outer peripheral surface, the label is attached by rotating the bottle around its central axis by sliding the outer peripheral surface having the circular arc shape of the insertion concave portion so that the tip portion is inserted into the insertion concave portion. After determining the circumferential position of the bottle body relative to the label, it is possible to supply the label from the label attaching device toward the bottle and attach the label to the bottle body.
Therefore, it becomes possible to attach the label to a predetermined position in the circumferential direction of the body of the bottle, and even if the surface of the body is uneven by the panel surface and the column part, the label supplied from the label attaching device It is possible to position the displayed character etc. at a position avoiding the pillar portion as a convex portion, and it is possible to suppress the distortion of the character etc. displayed on the label attached to the trunk portion. .
Furthermore, since this insertion recessed part is formed in the panel surface instead of the column part, it can also prevent that the buckling strength of a bottle falls by forming the insertion recessed part in the trunk | drum.
In addition, since the insertion recess is formed in a concave curved shape recessed inward in the radial direction of the bottle so that the cross-sectional view thereof is an arc shape, this panel is formed by forming the insertion recess in the body portion. It is possible to suppress a decrease in strength and buckling strength. Furthermore, when the outer peripheral surface of the tip of the insertion jig to be inserted into the insertion recess is also a convex curved surface along the arc shape of the insertion recess, the arc shape of the insertion recess is formed on the outer peripheral surface of the tip of the jig. It becomes easy to slip without being caught on the outer peripheral surface of the lens, and the positioning can be performed easily and with high accuracy. In addition, when the insertion jig is inserted into the insertion recess, the pressing force directed inward in the radial direction acting on the insertion recess is not concentrated at a certain location by the arc shape of the insertion recess. It becomes possible to make it disperse | distribute and it can prevent that a panel surface is dented toward radial direction inner side with an insertion recessed part.

  Here, the panel surfaces are formed at positions facing each other across the central axis, and the insertion recesses are arranged so as to be arranged at an equal distance in the circumferential direction of the body portion. May be formed.

  In this case, as described above, when determining the circumferential position of the barrel portion of the bottle relative to the label attachment device, the insertion jig can be inserted into each of the plurality of insertion recesses, and is applied to the barrel portion. Positioning can be performed with high accuracy without increasing the pressing force directed radially inward.

  Furthermore, the manufacturing method of the bottle with a label according to the present invention includes a body part, a shoulder part connected to an upper end part in the central axis direction of the body part, and an upper part connected to the upper end part of the shoulder part and extending upward. A bottle with a label attached to a bottle in which a panel surface recessed radially inward is formed in a circumferential direction via a pillar portion extending in a central axis direction. The bottle is the bottle according to claim 1 or 2, and before attaching the label to the body of the bottle, the insertion jig is moved forward toward the insertion recess, On the outer peripheral surface of the distal end portion of the insertion jig, by sliding the outer peripheral surface having the arc shape of the insertion recess so that the distal end portion is inserted into the insertion recess, the bottle is centered. Label mounting by rotating around the axis After determining the circumferential position of the body part of the bottle relative to location, and supplies the label toward the bottle from the label attaching device, and wherein the attaching the label to the body of the bottle.

  According to the manufacturing method of the bottle and the bottle with a label according to the present invention, the label can be attached to a predetermined position in the circumferential direction in the body portion of the bottle.

  Embodiments of the present invention will be described below with reference to the drawings. The bottle 10 according to this embodiment includes a body portion 11, a shoulder portion 12 provided continuously with the upper end portion in the central axis O direction of the body portion 11, and provided with an upper end portion of the shoulder portion 12 so as to extend upward. It is made of a synthetic resin formed integrally with the existing mouth portion 13. A label (not shown) is attached to the body portion 11 to form a bottle with a label.

  Examples of the label include a shrink label and a seal label. The shrink label is endless, and is attached to the body 11 by heating and deforming the shrink label until the label is wound around the body 11 with the body 11 inserted inside. It is done. The seal label is attached to the body 11 by forming an adhesive layer on one surface and sticking the adhesive layer to the body 11.

  Moreover, the upper end 11a of the trunk | drum 11 and the lower end 12a of the shoulder part 12 are connected via the annular concave rib 14 extended in the circumferential direction. Further, a plurality of oval panel surfaces 11b that are recessed inward in the radial direction and extending in the direction of the central axis O are formed in the body portion 11 at predetermined intervals in the circumferential direction. The space between 11b is a column portion 11c.

  Thereby, the trunk | drum 11 is set as the structure by which the concave panel surface 11b and the convex pillar part 11c were alternately formed in the circumferential direction. Each of the panel surface 11b and the column portion 11c is formed in an even number, and the panel surface 11b and the column portion 11c are formed at positions facing each other across the central axis O. The outer peripheral surface is symmetric with respect to the central axis O.

  In the present embodiment, at least one of the plurality of panel surfaces 11b is formed with an insertion recess 11d that is further recessed inward in the radial direction with respect to the panel surface 11b. 11 d of this insertion recessed part is formed in the some panel surface 11b so that it may arrange | position at equal distance in the circumferential direction of the trunk | drum 11. As shown in FIG. In the present embodiment, as shown in FIG. 2, two insertion recesses 11 d are formed and arranged at a distance of about 180 ° in the circumferential direction of the body portion 11.

  Further, as shown in FIG. 2, the insertion recess 11 d has a concave curved shape that is recessed inward in the radial direction of the bottle 10 so that the cross-sectional view thereof has an arc shape. Further, the insertion recess 11d has the panel surface 11b having a size in the circumferential direction of the body portion 11, that is, substantially the same width as the width, and has an upper end portion and a lower end portion in the central axis O direction on the panel surface 11b. It is formed in the removed intermediate part. Further, as shown in FIG. 3, the longitudinal sectional view of the insertion recess 11 d is such that the upper end portion and the lower end portion in the central axis O direction are directed inwardly in the central axis O direction toward the radially inner side of the body portion 11. A concave curved surface portion extending in a curved shape along the curved surface is formed, and a portion excluding the upper end portion and the lower end portion is a flat surface extending substantially parallel to the direction of the central axis O.

Next, a method for attaching a label to the body portion 11 of the bottle 10 configured as described above will be described.
First, the bottle 10 is placed in an upright posture so that the central axis O thereof is oriented in the vertical direction, the bottom surface 15 is disposed on the belt conveyor, and a pair of portions facing each other across the central axis O in the trunk portion 11 are paired. It is put in a state of being sandwiched between the transport plates. In this state, the belt conveyor is driven, and the bottle 10 is conveyed until it reaches the arrangement position of the label attaching device in a state where the body 11 is sandwiched between the conveying plates.

  In the course of this conveyance, the circumferential positioning of the body portion 11 of the bottle 10 with respect to the label attaching device is performed to some extent, and when the bottle 10 reaches the position where the insertion jig 20 is disposed, the insertion jig The front end 20a of 20 is arranged so as to face at least the peripheral end 11e of the panel surface 11b where the insertion recess 11d is formed or the inner side of the panel surface 11b rather than the peripheral end 11e.

  Here, on the belt conveyor, the insertion jig 20 is arranged at substantially the same position as the arrangement position of the label attaching device. The insertion jig 20 is provided so as to be able to advance and retreat with respect to the body portion 11 of the bottle 10 on the conveyor in a direction along the surface of the belt conveyor and in a direction orthogonal to the conveyance direction of the bottle 10. . Further, a pair of insertion jigs 20 are provided, and the respective distal end portions 20a are arranged to face each other.

  When the bottle 10 reaches the position where the insertion jig 20 is disposed, the pair of insertion jigs 20 moves forward toward the bottle 10 on the belt conveyor, and the central axis O is moved by the respective tip portions 20a. 11 d of insertion recessed parts which oppose each other on both sides are inserted | pinched from radial direction outer side. Here, when the distal end portion 20a of the insertion jig 20 and the insertion concave portion 11d are not opposed to each other, the outer peripheral surface of the circular arc shape of the insertion concave portion 11d is on the outer peripheral surface of the distal end portion 20a. By sliding without being caught, the bottle 10 is rotated around its central axis O so that the tip 20a is inserted into the insertion recess 11d. Thereby, after determining the circumferential direction position of the bottle 10 with respect to the label attaching device, the label is supplied from the label attaching device toward the bottle 10, and the label is attached to the body 11 of the bottle 10 to form a bottle with a label. To do.

  In addition, the circumferential direction position of the trunk | drum 11 with respect to the label attachment apparatus mentioned above specifically, the part in which the character etc. were described in the label supplied to the bottle 10 from the label attachment apparatus on the panel surface 11b of the trunk | drum 11 is shown. It determines so that it may oppose in the radial direction.

  As described above, according to the manufacturing method of the bottle and the bottle with a label according to the present embodiment, since the insertion recess 11d is formed on the panel surface 11b, before attaching the label to the body portion 11 of the bottle 10, The insertion jig 20 is moved forward toward the insertion recess 11d so that the tip 20a is inserted into the insertion recess 11d on the outer peripheral surface of the tip 20a of the insertion jig 20. After the bottle 10 is rotated around its central axis O by sliding the outer peripheral surface of the insertion recess 11d having the circular arc shape, the circumferential position in the body 11 of the bottle 10 with respect to the label attaching device is determined, and then the label A label can be supplied from the attachment device toward the bottle 10 and the label can be attached to the body 11 of the bottle 10.

  Therefore, it becomes possible to attach the label to a predetermined position in the circumferential direction of the body portion 11 of the bottle 10, and even if the surface of the body portion 11 is uneven by the panel surface 11 b and the column portion 11 c, the label attaching device It becomes possible to position the characters displayed on the supplied label at a position avoiding the pillar portion 11c as a convex portion, and the characters displayed on the label attached to the body portion 11 are distorted. Can be suppressed.

  Furthermore, since this insertion recessed part 11d is formed not in the column part 11c but in the panel surface 11b, the buckling strength of the bottle 10 is prevented from being lowered by forming the insertion recessed part 11d in the body part 11. You can also.

  Moreover, since the insertion recessed part 11d is made into the concave curved surface shape dented to the radial inside of this bottle 10 so that the cross-sectional view may become circular arc shape, the insertion recessed part 11d was formed in the trunk | drum 11. Accordingly, it is possible to suppress a decrease in the panel strength and buckling strength. Furthermore, since the outer peripheral surface of the distal end portion 20a of the insertion jig 20 to be inserted into the insertion concave portion 11d is also a convex curved surface along the arc shape of the insertion concave portion 11d, the outer periphery of the distal end portion 20a of the jig 20 On the surface, the arc-shaped outer peripheral surface of the insertion recess 11d is easily slipped without being caught, and the positioning can be performed easily and with high accuracy.

  Also, when the insertion jig 20 is inserted into the insertion recess 11d, the radially inward pressing force acting on the insertion recess 11d is applied to a certain location by the arc shape of the insertion recess 11d. It becomes possible to disperse without concentrating, and it is possible to prevent the panel surface 11b from being recessed inward in the radial direction together with the insertion recess 11d.

  Furthermore, in the present embodiment, the panel surface 11b is formed at a position facing each other across the central axis O, and the insertion recess 11d is disposed at an equal distance in the circumferential direction of the body portion 11. As described above, when the circumferential position of the body portion 11 of the bottle 10 with respect to the label attachment device is determined as described above, the insertion jig 20 is inserted into the plurality of insertion surfaces 20. Each can be inserted into the recess 11d, and positioning can be performed with high accuracy without increasing the pressing force directed radially inward with respect to the body portion 11.

The technical scope of the present invention is not limited to the above embodiment, and various modifications can be made without departing from the spirit of the present invention.
For example, the present invention can also be applied to a bottle 10 having a body portion 11 having a polygonal shape in cross section.
Moreover, in the said embodiment, although the two insertion recessed parts 11d were formed as shown in FIG. 2, only one may be formed, or three or more may be formed and each insertion recessed part 11d may be formed. May be formed on the plurality of panel surfaces 11 b so as to be arranged at an equal distance in the circumferential direction of the body portion 11.

  Furthermore, in the said embodiment, when determining the circumferential direction position in the trunk | drum 11 of the bottle 10 with respect to a label attachment apparatus, this bottle 10 was made into the erect posture so that the center axis line O may face a perpendicular direction. You may make this bottle 10 into a horizontal attitude | position so that the axis line O may face a horizontal direction.

  The label can be attached to a predetermined position in the circumferential direction of the bottle body.

It is a schematic side view of the bottle shown as one Embodiment which concerns on this invention. It is AA arrow sectional drawing of the bottle shown in FIG. It is the (a) BB arrow directional cross-sectional view and (b) CC line arrow directional cross-sectional view of the bottle shown in FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Bottle 11 Trunk part 11b Panel surface 11c Column part 11d Insertion recessed part 12 Shoulder part 13 Mouth part 20 Insertion jig O Center axis direction

Claims (3)

A trunk portion, a shoulder portion that is continuous with the upper end portion in the central axis direction of the trunk portion, and a mouth portion that is continuous with the upper end portion of the shoulder portion and extends upward are provided. A plurality of panel surfaces that are recessed inward in the radial direction are formed in the circumferential direction via pillars extending in the direction of the central axis , and a bottle made of a synthetic resin to which a label is attached to the body portion,
At least one of the plurality of panel surfaces has a circumferential width equal to that of the panel surface in a region avoiding the upper end and the lower end of the panel surface, and further with respect to the panel surface. is the insertion recess formed recessed radially inward, the insertion recess, the lateral cross section is avoided upper and lower ends Rutotomoni is a circular arc shape and formed of such concavely curved, in vertical cross section A bottle characterized in that the portion is a flat surface extending substantially parallel to the central axis direction . The bottle of claim 1,
The panel surfaces are formed at positions facing each other across the central axis, and the insertion recesses are formed on the plurality of panel surfaces so as to be arranged at an equal distance in the circumferential direction of the body portion. Bottle characterized by being. A trunk portion, a shoulder portion that is continuous with the upper end portion in the central axis direction of the trunk portion, and a mouth portion that is continuous with the upper end portion of the shoulder portion and extends upward are provided. A method of manufacturing a labeled bottle in which a label is attached to a plurality of bottles formed in a circumferential direction through pillars extending in a central axis direction with a panel surface recessed radially inward,
The bottle is the bottle according to claim 1 or 2, and before attaching a label to the body of the bottle, the insertion jig is moved forward toward the insertion recess, and the tip of the insertion jig By rotating the bottle around its central axis by sliding the arc-shaped outer peripheral surface of the insertion recess so that the tip is inserted into the insertion recess on the outer peripheral surface of the part , After determining the circumferential position in the body of the bottle relative to the label attaching device, supplying the label from the label attaching device toward the bottle, and attaching the label to the body of the bottle Method.

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