JPH0738130Y2 - Carton with incisors - Google Patents

Description

[Detailed description of the device]

[0001]

[Industrial application] This invention is a synthetic resin film,
The present invention relates to a carton with incisors that allows a sheet of paper, metal foil, processed paper, or the like to be wound into a roll and accommodated therein, and the edge of the sheet can be pulled out to a predetermined length and cut.

[0002]

2. Description of the Related Art As is well known, a synthetic resin film or aluminum foil used for packaging foods at home is wound around a paper tube in a roll and stored in a cardboard carton.
Then, if necessary, the end of the film or aluminum foil is pulled out and cut with a cutting tooth provided on the front surface of the carton or the tip side of the lid.

Conventional carton with cutting teeth cuts film
When holding one end of the film, the film and carton are
The film from the edge of the incisor while twisting in the opposite direction
It is cut, and the amount of hand movement (working amount) is large.
Yes. And according to this cutting method, the extra film
Easy to use. Also, after cutting the film,
Cut the film because it will be used by sticking to
When you cover the product with a cut film,
The edges of the film are likely to overlap and wrinkle. Also film
Was often not cut straight from the edge .

[0004]

SUMMARY OF THE INVENTION The present invention was made to eliminate the disadvantages of the conventional carton with incisors, and its purpose is to grasp the center of the film.
And pull it out to place the film on the item to be wrapped.
"Kabuse" that can be used favorably when cutting in a twisted manner
A carton for cutting,
When cutting, or using a cut film on the package
When it was covered, the edges of the film were folded and wrinkled
And spread the film over the item to be wrapped.
While covering the film, close the film from the edge near the package.
It can be cut straight in a straight line,
The minimum amount of film needed is short, resulting in waste.
It is a proposal for a carton with incisors that does not allow it .

[0005]

In order to achieve the above-mentioned object, the present invention provides a box body consisting of a bottom plate, a front plate, a back plate and a gable plate which are formed from a single mount and overlapped with each other.
Attach the lid and attach the lid to the vulcanized file.
Attach the incisors made from the bar and attach it to the opening of the box.
Do not spread the film drawn out from the
In a carton with cutting teeth that can be cut with the cutting teeth while covering, the cutting teeth have a tooth tip that is pulled out from the box body.
A plurality of triangular shapes mounted to face the film
The saw teeth are made by arranging the teeth of
Ordinary tooth 3a having a uniform tooth height and a cone having a tooth height higher than that of the ordinary tooth
Tooth 3b, and this conical tooth 3b is at least cut.
One tooth is provided symmetrically on both sides of the tooth length direction.
In addition, horizontal portions with different heights are installed at both ends of the slope of the conical tooth.
The horizontal part of the center of the incisor in the longitudinal direction is
It is characterized by being installed higher than the flat part
It In addition, the present invention uses a normal tooth at the center in the longitudinal direction of the incisor.
Protruding teeth with a high tooth height are provided, and horizontal parts are provided on both slopes of the protruding teeth.
Including the provided one as an example
It

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in detail with reference to the embodiments shown in the drawings. FIG. 1 is a perspective view showing a first embodiment of the present invention, and FIG. 2 is an exploded view showing a carton with cutting teeth 1 in the drawing, which is composed of a box body 2 made of paperboard and cutting teeth 3 attached thereto. To be done.

The box body 2 is composed of a paperboard P as shown in the development view of FIG. That is, a rectangular bottom plate 4 is defined on the paperboard P, and front and back plates 8 and 8 of the same shape are connected to the opposite long sides through folding lines 5 and 6, respectively, and both end sides thereof are connected to each other. Adhesive pieces 11,1 via the fold lines 9,10
2 is extended, and the gable plate 1 is provided on the opposite short side of the bottom plate 4.
4 are connected in series via a broken line 15. A lid 17 is continuously provided on the long side of the back plate 8 via a folding line 16, and a joining piece 19 is continuously provided on the lid 17 via a folding line 18. The joining piece 19 is divided into a cutting tooth holding piece 21 and an adhesive piece 22 by a V-shaped breaking line 20 that is inclined from both ends toward the center. In FIG. 2, reference numeral 23,
Reference numeral 24 is an adhesive flap provided on the lid body 17 and the incisal tooth holding piece 21, and 25 is a folding piece continuously provided on the front plate 7.

Next, the cutting teeth 3 attached to the box body 2 will be described. The incisors 3, vulcanized fiber Detsu
In the present embodiment, the thickness is about 0.35 mm, the width is about 8 mm, and the length is formed in a strip shape slightly shorter than the long side of the bottom plate 4, and one side of the long side is a triangle.
Sawtooth formed by arranging multiple teeth in a row
There is. The saw teeth are even, as shown enlarged in FIG.
Ordinary tooth 3a having a tooth height and conical tooth 3b having a tooth height higher than that of the tooth.
It consists of and . In the present embodiment, the common teeth 3a have an apex angle of 60 degrees, a blade height of 1.4 mm, and a pitch of 1.6 mm. The conical teeth 3b are at least on both sides of the incisor 3 in the longitudinal direction.
One each is provided symmetrically toward the edges and has an apex angle of 50
It has a protruding blade 30 with a blade height of 2 mm and both slopes.
Horizontal parts 31 and 32 having different heights are arranged at the ends.
For those horizontal parts, the center side in the longitudinal direction of the incisor is
It is higher than the horizontal part. The lower horizontal part 31 is adjacent
Also serves as a valley for the common tooth 3a, and the upper horizontal portion 32 projects.
It is formed so as to project in the middle part of the inclined surface of the blade 30.
It Since vulcanized fiber is inferior in water resistance, it is preferable to use vulcanized fiber that is water-resistant and waterproof, or to coat the punched incisor with a moisture- and water-resistant agent.

In assembling the carton of this embodiment having the above construction, first, the cutting tooth holding piece 21 which constitutes the joining piece 19 is formed.
Install incisor 3 on. That is, the adhesive piece 22 is attached to the breaking line 20.
The hot-melt adhesive H is used to attach the cutting teeth 3 in a state in which the tips of the cutting teeth 3 project when they are ruptured. Then, the front plate 7, the back plate 8 and the end plate 14 are vertically raised by the fold lines 5, 6 and 15 with the bottom plate 4 as the center, and the adhesive pieces 11 and 12 are positioned inside the end plate 14 to be adhered to each other, and the folded piece Fold 25 inside the front plate 7. Next, the rolled product F such as a synthetic resin film is housed in a carton, the adhesive flap 24 provided on the joining piece 19 is adhered to the inside of the flap 23 of the lid body 17, and then the opening surface is covered and joined. The piece 19 is superposed on the front plate 7, and the adhesive piece 22 divided into the joining piece 19 is adhered to the front plate 7 using the adhesive H.

In opening the vulcanized fiber toothed carton having the above-mentioned structure and taking out a film or the like, the end of the adhesive piece 22 is pinched and pulled outward as shown in FIG. Are torn apart, peeled off from the front plate 7 and opened. Next , hold the center of the film wound into a roll, and
After only pulling out and hanging it from the upper edge of the front plate 7 , the opening is covered with the lid plate 17, and the film F is sandwiched between the front plate 7 and the incisal tooth holding piece 21. Next, the film F drawn out is shown in FIG.
As shown in, spread it almost horizontally on the object to be packaged G and cover it.
Then , press the center of the incisor holding piece 21 with the thumb of the hand holding the carton and hold the hand holding the carton with the film.
Slightly pull it away from your hand or turn it to fill
Cut the tooth with incisor 3. That is, the central part of the film
Take the film pulled out of the carton and
Spread it over and cover it. At this time,
If you pull the hand holding the irrum slightly,
First, the high-toothed conical tooth 3b comes into contact with the film,
Film is formed at a right angle to the film edge side with a conical tooth 3b having a high tooth height.
A hole is created that will trigger the cutting of. Incisor of the present invention
In the case of, the conical teeth are symmetrically placed near both ends in the longitudinal direction of the incisor.
Are provided one by one, and horizontal parts are provided at both ends of the inclined surface of the conical tooth.
Since it is arranged, pull the hand holding the film
And the tip of the conical tooth (protruding blade 30) makes a hole in the film.
Due to the two high and low horizontal parts 31 and 32 at both ends of the beveled tooth slope.
The holes expand in the width direction of the film. At this time, the incisor length
The horizontal portion 32 on the center side in the vertical direction is more than the horizontal portion 31 on the end side.
The height is also high, so if there is a hole in the film,
The behavior is that the action of the upper horizontal part 32 causes the film to move to the center of the film.
The hole widens toward the bottom, then film is formed in the lower horizontal part 31.
To make the breakage of the film larger.
Let Film along regular teeth 3a with even tooth height
Is cut in a straight line in the width direction . In addition,
After cutting the film , the opening of the carton is closed with the lid 17.

Since the carton of the present embodiment has the above-mentioned construction, it is possible to cut the film with the carton as in the conventional type when cutting the film.
There is no need to twist the rum in the opposite direction,
Move the hand holding the tongue away from the hand holding the film.
The film is stretched across its width by simply pulling or turning it.
Since it can be cut into pieces,
When covering the wrapped film with the film
To prevent wrinkles on the film and film edges from overlapping
You can Also, place both ends of the incisor near the package.
Then, cut from both ends of the film toward the center.
You can

[0012] In the above embodiment, although the Kiriha 3b and one disposed symmetrically around the central portion in the longitudinal direction of the cutting teeth 3 may be three or even two long symmetrical,
The number is not limited.

In the above embodiment, the central portion of the cutting tooth 3 is the sawtooth-shaped common tooth 3a, but the invention is not limited to this. For example, protruding teeth as shown in FIGS. 6 and 7 are provided. May be. 6 has a trapezoidal base portion 51 with a protruding blade 52 formed at the center, and the stepped portions 53 and 53 have protruding blades 5.
In addition to having the reinforcing function of 2, it also has the effect of enlarging the holes at the time of cutting the film F, and exerts a great effect when the film is covered with the film to be pulled and cut to both sides. The protruding tooth 60 shown in FIG. 7 is formed by forming flat portions 62 on both sides of a trapezoidal base portion 61 and projecting a protruding blade 63 on the top of the base portion. In addition to the action of the tooth 50 shown in FIG. The effect of deepening the depth of the cutting hole and increasing the expansion of the cutting hole is obtained.
Further, in both FIGS. 6 and 7, sharpness is excellent when cutting from the film edge.

Further, it is needless to say that the present invention is not limited to the above-mentioned embodiment, and various modifications and design changes can be made without departing from the spirit of the invention.

[0015]

Since the present invention has the above-mentioned structure, it has the following unique effects. When cutting the film, cover the film with the film.
While simply holding the carton in the hand holding the film
Fill by simply pulling or turning it away from
Since you can cut the frame and the distance (movement amount) to move your hand is small
When cutting the film, cover the cut film again.
The film wrinkles or folds when it is placed on the package.
It is possible to prevent overlapping . The incisor has a tooth tip with a film pulled out from the box.
Connect multiple triangle-shaped teeth that are installed to face each other.
Saw teeth that are continuously arranged in parallel, and the saw teeth are even teeth.
A normal tooth 3a having a high height and a conical tooth 3b having a tooth height higher than that of the normal tooth
This conical tooth 3b is at least the length of the incisor.
One is provided symmetrically at both ends in the direction, and
Horizontal parts with different heights are provided at both ends of
The horizontal part on the center side of the tooth length direction is more
Since it is installed high, both ends of the incisors are close to the object to be packaged.
The film, and then cover the film from both edges toward the center.
Can be set . Therefore, the minimum number of films to be cut is
Good cutting (covering) can be done with little waste . When cutting the film, as with conventional carton with incisors
Hold one end of the film and relatively move the film and carton
While twisting in the opposite direction, pull the film from the end of the incisor.
You can also twist it . Material cost because the incisors are made of vulcanized fiber
It is cheap, easy to dispose of, and suitable for film cutting.
Has good sharpness and does not hurt your fingers .

[Brief description of drawings]

FIG. 1 is a perspective view showing a usage state of a carton with incisors according to an embodiment of the present invention.

FIG. 2 is a development view of a carton with incisors.

FIG. 3 is a partially enlarged plan view showing incisors.

FIG. 4 is a perspective view showing a broken state of the carton.

FIG. 5 is a cross-sectional view showing a cut state.

FIG. 6 is a partially enlarged view showing a central portion of an incisor.

FIG. 7 is a partially enlarged view showing a central portion of an incisor.

[Explanation of symbols]

 1 Carton with incisors 2 Box body 3 Incisors 3a Normal teeth 3b Conical teeth 4 Bottom plate 5, 6, 9, 10, 15, 15, 16, 18 Fold line 7 Front plate 8 Back plate 11, 12 Adhesive piece 14 Gable plate 17 Lid body 19 Joining piece 20 Break line 21 Incisor holding piece 22 Adhesive piece 23, 24 Adhesive flap 25 Folding piece 30, 52, 63 Projecting blade 31 Lower horizontal part 32 Upper horizontal part 50, 60 Protruding tooth 51, 61 Base part 62 Flat part

Claims (3)

[Scope of utility model registration request] 1. A bottom plate formed from a single base sheet, the front plate,
It overlaps with the front plate of the box that consists of the back plate and the end plate.
Attach the matching lid and attach the lid to the vulcanized fabric.
Attach the incisors made from ivever as a material to open the box
Spread the film pulled out from the
In a carton with incisors that can be cut with the incisions while covering , the incisors are a film whose tip is pulled out from the box body.
A plurality of triangular shaped teeth attached to face
Saw blades that are continuously arranged side by side, and the saw blades are even
Ordinary tooth 3a having a tooth height and conical tooth 3b having a tooth height higher than that of the tooth.
And the sawteeth 3b are at least the length of the cutting teeth.
One is provided symmetrically at both ends in the vertical direction, and
Horizontal portions having different heights are provided at both ends of the slope of the conical tooth,
The horizontal part of the center of the incisor in the length direction is
A carton with incisors, which is characterized by being installed high . 2. A tooth more than a normal tooth at the center of the incisor in the longitudinal direction.
Providing high protruding teeth and horizontal parts on both slopes of the protruding teeth
A carton with incisors according to claim 1. 3. The vulcanized fiber is resistant to
The carton with incisors according to claim 1, wherein the carton is wet and water resistant .