JPH06122435A - Device for affixing label on egg container - Google Patents

Abstract

PURPOSE:To make it possible to automatically affix a label on which the producer or quality is displayed on a flat part of an egg container by providing a carrying means, adhesive applying means, label feeding means and label pressing means. CONSTITUTION:An egg container 6 under an open condition is carried by a conveyor 4, and when the egg container 6 reaches an adhesive applying device 2, the egg container 6 is temporarily stopped, and an adhesive is applied by lowering a nozzle 21 at four corners of a flat surface 68, and the egg container 6 is carried to a label punching out device 3. At the label punching out device 3, a hole 53 in which the root of a protruding part 67 is inserted is punched out first, and when the egg container 6 is carried in, the contour is punched out by a punching out device 33, and when the egg container is dropped in the flat surface 68, a label 5 is positioned on the flat surface 68 by the hole 53 and protruding part 67. Then, when the egg container is carried to a label pressing device 4, the egg container is temporarily stopped, a hollow frame body 41 with the shape of the contour of the label 5 is lowered, and the label 5 is bonded on the flat surface 68 by pressing an elastic member 42 which is affixed on the lower surface of the hollow frame body 41 to the top of the label 5.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an egg container which is manufactured by vacuum-molding or blow-molding a thin synthetic resin sheet and integrally connects a body part for inserting eggs and a lid part through a flexible connecting part. The present invention relates to a device for attaching a label indicating the producer and quality of eggs to the lid part of the.

[0002]

2. Description of the Related Art A conventional egg container, as shown in the perspective view of FIG. 4, is composed of a body portion 61, a lid portion 62, and a connecting portion 63 connecting these two portions in a bendable manner. The synthetic resin sheet is integrally formed by vacuum molding or blow molding, and the body portion 61 and the lid portion 62 are provided with a plurality of concave portions 65 and flange portions 69 into which the eggs partitioned by the partition wall 64 are placed. .

After inserting eggs into the respective recesses 65 of the body portion 61, the lid portion 62 is bent through the connecting portion 63, and the flange portion 69 facing the connecting portion 63 is stapled or heat-sealed to seal. It has stopped.

In such a conventional egg container, there is no suitable place to attach the label, and there is no device for automatically attaching the label. Therefore, a small indicator indicating the producer or quality of the egg is displayed. A piece of paper was enclosed with the egg. However, this small piece of paper becomes wrinkled and it is difficult to check the content displayed on the piece of paper, so consumers can select and purchase only the egg size without considering the producer and quality. There is.

[0005]

Therefore, the present invention is
This was conceived in order to obtain a sticking device for automatically sticking a label indicating a producer and quality to an egg container having a flat surface for sticking a label.

[0006]

An egg container made of a synthetic resin sheet in which a body part that can be opened and closed and a lid part are connected by a foldable connecting part, and the body part has a plurality of recesses partitioned by partition walls. Is formed, the lid portion is formed with a projection having a taper at least at the base at a position facing the intersection of the bulkheads of the body, and the circumference of the projection is an egg container having a flat surface. A transport means for transporting one by one, an adhesive application means for applying an adhesive to the flat surface of the egg container on this transport means, and a hole into which the root of the protrusion formed on the flat surface of the egg container is formed Label supply means for supplying a label,
Label pressing means for pressing the supplied label against the flat surface of the egg container.

The label supply means is a means for forming a hole into which the base of the protruding portion formed in the lid is formed from a synthetic resin film on which the display content of the label is continuously printed, and a shape that fits on the flat surface of the egg container. And means for punching out the contour.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS As shown in FIG. 1, an egg container 6 to which a label is attached by the apparatus of the present invention is formed by vacuum-molding or blow-molding a thin synthetic resin sheet and separating a plurality of eggs from each other. The body part 61 includes a body part 61 and a lid part 62 which are integrally formed via a foldable connecting part 63 so as to hold, and a body part 61 has a partition wall so as to form an egg holding space in a closed state. A plurality of recesses 65 partitioned by 64 are provided, and a conical or pyramidal protrusion 67 is formed in the lid portion 62 at a position facing the intersecting portion 66 of the partition wall 64 of the body portion 61. The periphery of the portion 67 forms a flat surface 68.

On the other hand, a unit of label 5 indicating the producer and quality, which is attached to the inside of the flat surface 68 of the lid portion 62.
2 is repeatedly printed on a long synthetic resin film 51 as shown in FIG. 2, and partition marks 52 are printed between unit labels. And synthetic resin film
The shape of each label 5 punched out from 51 has a contour 54 having substantially the same shape as the flat surface 68 of the lid portion 2 of the egg container 6, and a hole having the same shape as the base of the conical or pyramidal protrusion 67. 53 is open.

As shown in the plan view (a) and side view (b) of FIG. 3, the apparatus for attaching a label to an egg container according to the present invention includes a conveyor 1 for transferring egg containers 6 one by one, and a conveyor 1 during transfer. Temporarily stop the egg container 6 of the
Adhesive applicator 2 for applying adhesive to the four corners of 68, and one label 5 is punched out from synthetic resin film 51 one by one, and the label 5 is dropped on the flat surface 68 of egg container 6 in which it is temporarily stopped. It is provided with a label punching device 3 and a label pressing device 4 which temporarily stops the egg container 6 being conveyed and presses the dropped label 5 onto the egg container 6 to adhere it.

The adhesive coating device 2 has four nozzles 21 for dropping the adhesive while the movement of the egg container 6 is temporarily stopped by a stop piece protruding on the conveyor 1, and to each of these nozzles 21. It is composed of a pump that pushes out the adhesive in a fixed amount.

The label punching device 3 is controlled by the output of a sensor that detects a partition mark 52 printed on a long synthetic resin film 51, and the synthetic resin film 51 wound on the reel 31 is separated by the interval between the partition marks 52. Only while intermittently feeding and punching out the synthetic resin film of the scrap 55 punched out, a synthetic resin film feeding device consisting of a reel 32 and a hole 53 into which the base of the protruding portion 67 is inserted while the synthetic resin film 51 is stopped. The first punching device for punching and then the flat surface 68 of the egg container 6 by punching out the contour 54 of the label.
The punching operation is synchronized with the arrival of the egg container 6 conveyed by the conveyor 1.

The label pressing device 4 is a hollow frame 41 in the shape of a label that can be vertically moved up and down, and an elastic material 42 such as sponge or rubber is attached to the lower surface thereof. The label 5 is configured to be pressed onto the flat surface 68 of the egg container 6 to which the adhesive is applied. .

The egg containers 6 are placed one by one on the conveyor 1 in an open state and conveyed. The egg container 6 is the adhesive application device 2
At that time, the stop piece protrudes to temporarily stop the egg container 6, and the four nozzles 21 are simultaneously lowered to the four corners of the flat surface 68 of the egg container 6, and then the pump is operated to bond a certain amount. The agent is applied and the four nozzles 21 rise. Then, the stop piece is retracted, and the egg container 6 is conveyed to the label punching device 3 by the conveyor 1.

In the label punching device 3, first,
The hole 53 into which the base of the projecting portion 67 of the egg container is punched is punched by the first punching device, and when the egg container 6 is conveyed, the contour 54 is punched by the second punching device 33 and When the label is formed and dropped on the flat surface 68 of the egg container 6, the hole 53 of the label 5 slides down using the slope of the conical or pyramidal protrusion 67 as a guide. Is automatically positioned.

Next, when the egg container 6 is conveyed to the label pressing device 4, the egg container 6 is temporarily stopped and the hollow frame 41 having the shape of the label is lowered, and the lower surface thereof is lowered. The label 5 can be adhered to the flat surface 68 of the egg container 6 coated with the adhesive by pressing the elastic material 42 such as sponge rubber attached to the label 5 onto the label 5.

The egg container 6 to which the label 5 is attached through such a series of steps is carried to a hopper by a conveyor and stacked.

When packaging an egg from the egg container thus obtained, the egg is put into each recess 65 of the body part 1,
The lid portion 62 may be bent through the connecting portion 63, and the flange portion 69 facing the connecting portion 63 may be stapled or heat-sealed to seal it, and a small piece of paper indicating the producer and quality is enclosed. No need.

Further, it is convenient for distribution that the label 5 displays a bar code (POS mark) in addition to the producer and the quality.

[0020]

As is clear from the description based on the above embodiments, according to the apparatus for attaching a label to an egg container of the present invention, a label indicating the producer and the quality is automatically displayed on the lid portion of the egg container. Can be pasted. Therefore, the egg container to which this label is attached allows the consumer to purchase the egg after confirming the producer and quality, and moreover, since the label is attached to the inside of the lid part,
Does not come off or break during handling.

[Brief description of drawings]

FIG. 1 is a perspective view showing an example of an egg container to which a label is attached by the device of the present invention,

FIG. 2 is a plan view showing an example of a label attached by the device of the present invention,

FIG. 3 is a plan view (a) and a side view (b) showing an embodiment of an apparatus for attaching a label to an egg container of the present invention,

FIG. 4 is a perspective view showing an example of a conventional egg container.

[Explanation of symbols]

 1 Conveyor 2 Adhesive Applying Means 3 Label Supplying Means 4 Label Pressing Means 5 Labels 53 Holes 6 Egg Containers 61 Body Parts 64 Partition Walls 65 Recesses 66 Partition Wall Intersections 62 Lid Parts 67 Projections 68 Flat Surfaces 63 Foldable Connection Parts 69 Flange

Claims (2)

[Claims] 1. An egg container made of a synthetic resin sheet in which a body part that can be opened and closed and a lid part are connected by a foldable connection part, wherein the body part is formed with a plurality of recesses partitioned by partition walls. , The lid portion is formed with a protrusion having a taper at least at the base at a position facing the intersection of the partition walls of the body, and the periphery of the protrusion is a flat egg container one by one. A transport means for transporting, an adhesive applying means for applying an adhesive to the flat surface of the egg container on the transport means, and a hole into which the root of the protruding portion formed on the flat surface of the egg container is inserted. An apparatus for sticking a label to an egg container, comprising: a label supply means for supplying the opened label and a label pressing means for pressing the supplied label on the flat surface. 2. The label supplying means is a means for making a hole into which the base of the protruding portion is inserted from a synthetic resin film on which the display content of the label is continuously printed, and a contour punched into a shape that fits on the flat surface of the egg container. Means for labeling an egg container according to claim 1, characterized in that it comprises: