JP3212865B2 - Edge welded structure in portable gadgets, binders and other welded parts - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION The present invention is, Guangzhou two sheets of the outer skin
It consisted of waves weldable material, high between the two outer skin
A partition made of a mesh body made of a material that cannot be frequency-welded is arranged, and the other sides except for the portion that becomes the opening are welded by high-frequency welding. relates edge welded structure in welding articles such as portable pouch and a binder of the type secured together at the door, in particular, high-frequency welding Allowed further high-frequency welded inner <br/> the weld portion due to the high frequency
High frequency welding is not possible between two skins made of functional material
A partition consisting of a net made of material is arranged
In this case, the welded state by the high frequency is more completely made .

[0002]

In the case of a welded article such as a portable accessory case or a cover of a binder, the main body 1 or
The two outer skins 2, 2 or 21 , 21 are made of a material which can be welded by high frequency welding.
A partition 3 or 31 consisting of a mesh located between 1 and 21
It shall be made of a material that cannot be high-frequency welded , and high- frequency welding 4 will be performed on the other side except for the part that becomes the opening, and high-frequency welding will be performed.
In some cases, it may be desired to fix the outer shells 2, 2 or 21, 21 made of a possible material and the intermediate partition 3 or 31 located between them, made of a material which cannot be subjected to high frequency welding .

In such a case, high frequency welding is possible.
Outside of two outer skins 2, 2 or 21 , 21 made of functional material
RF welding 4 Suruga terms, as shown in detail in FIG. 3 (a), (b) , is between the outer skin 2 and 2 or 21 and 21 in the back side of the welded portion 4 by high frequency is not possible high frequency welding wood
3 or 31 mesh lines consisting of meshes made of material
Since 3a, 3a or 31a, 31a is located ,
3a or 31a, 31a is high frequency welding material
Ranaru Ryogaihi 2,2 or 21, 21 to each other not to be that is directly frequency soluble <br/> wear, inevitably welded state that a weak correspondingly.

[0004] a double skin 2,2 or 21, the intermediate partition 3 or 31 positioned between Ryogaihi 2,2 or 21,21
Are made of materials that can be welded by high frequency (for example, vinyl chloride or other materials) ,
It is unlikely that the condition will be weakened. However, before
The outer skin 2,2 or 21,21 and both outer skin 2,2 or 2
If the material of the partition 3 or 31 located between 1 and 21 is different
When tightened, that is, the outer skin 2, 2 or 21, 21
Is made of a material that can be welded by high frequency, and the partition 3 or 31 located between them is made of a material that cannot be welded by high frequency (for example, nylon or other thermoplastic material) , and the partition 3 or 31 is made of If it is a net , match the material of outer skin 2 or 21 located on the outside
High frequency welding is inevitable for the reasons described above.
The welding condition becomes weak . The present invention takes advantage of the fact that the middle partition 3 or 31 is made of a mesh body, and uses the high-frequency waves to form a mesh wire 3a, 3a or 31a, 31a
Even the welding condition is not sufficient due to high frequency in a portion where comes, hatched in the intermediate partition both skin in it than the inner portion
And further high-frequency welding 5 to the outer skin to each other between the hatched
By directly fixing, it is possible to reduce opening of the mouth from a portion where the welding state is not sufficient.

[0005]

That is, in the present invention,
Smell on welded articles such as portable accessories and binder covers
Te, is formed of a material not capable frequency welding which is located between two of the outer skin of a double <br/> outer skin formed by the high-frequency weldable material
The specification switching and in comprising a mesh member was, as well as high-frequency welding 4 in other sides excluding the portion serving as the opening, the high-frequency
A material that is inside the welding portion 4 and cannot be welded by high frequency welding
In between <br/> the hatched and hatched in said specification switching consisting mesh body formed in charge, both skin between the two outer skin by high-frequency welding 5
Fix directly . In this way, even if not sufficient welding state by some high-frequency hatched medium specification switching is in coming <br/> Ru portion between the outer skin in the back of the by high frequency welding unit 4, it from the inside of the portion Made of high-frequency weldable material
Been both outer skin further high frequency welding 5 is skin each other directly
Since it is fixed, the portion on the inner side of the welded portion 4 by high frequency is directly fixed by materials that can be welded by high frequency.
Since the high-frequency welding portion 5 reinforces the opening, it is possible to reduce the possibility that the mouth is opened from a portion where the welding state is considered to be insufficient.

[0006]

Embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 shows an example in which the edge welding structure of the present invention is adopted in a portable accessory case, and FIG. 2 shows an example in which the edge welding structure of the present invention is adopted in a cover of a binder. Each is shown. Inner and outer two hull 21, 21 of the cover body 11 of both the outer skin 2, 2 and a binder portable pouch body 1 is made from a high-frequency weldable material
Have . The high-frequency weldable material, Ru can be, for example, vinyl chloride. From materials capable of high frequency welding
Between the outer skin 2, 2 or 21, 21 composed of a high-frequency welding
A partition 3 or 31 consisting of a mesh made of a material which is not possible is arranged. In the case shown in FIG. 1 and FIG. 2, this intermediate partition 3 or 31 made of a mesh body made of a material that cannot be welded by high frequency and the high
Outer skin 2,2 or 21,21 made of frequency weldable material
Are the other three sides excluding one side serving as the opening of the main body 1 or 11 (in FIG. 1, the left and right side edges and the lower edge excluding the upper edge serving as the opening 1a of the main body 1) in Figure 2, the high at the edge portions of the left and right upper and lower side edge portions excluding the one side) which was in the binder metal 8 which is attached to the center of the binder cover body 11 positioned on both sides
The frequency welding 4 is performed and they are fixed to each other. In the case shown in FIG. 1, strictly speaking, the high frequency welding part 4 includes the upper edge of the main body 1, that is, the fastener 6 (described later) attached to the upper edge. It is extended to reach both ends. On the other hand, the intermediate partition 3 or 31 made of a mesh is made of nylon which is a thermoplastic synthetic resin, and this material cannot be welded by high frequency. High frequency
In the back side of the welded portion 4 by, FIG. 3 (a), is formed of a material not capable frequency welding between the outer skin 2 and 2 or 21 and 21 consisting of (b) to as shown in detail, the high-frequency weldable material
3a, 3a or 31a, 31a of the inner partition 3 or 31 consisting of a reticulated mesh body, and the high-frequency welding
Since skin 2,2 or 21, 21 together consist of wear capable material is not welded directly inevitably welded state that a weak correspondingly. That is, the outer skin 2, 2 or 21,
If both 21 are made of vinyl chloride, which is a material which can be welded by high frequency , and the partition 3 or 31 located between the outer shells 2, 2 or 21, 21 is made of nylon which cannot be welded by high frequency , Therefore, even if welding by high frequency is performed , the welding state is inevitably weak due to the reasons described above.
Become .

Therefore, the mesh wire 3a and the mesh wire 3a or the mesh wire 31a of the intermediate partition 3 or 31 made of a material inside the welded portion 4 by high frequency and made of a material that cannot be welded by high frequency. High frequency welding between wire 31a
Around the outer hulls 2, 2 or 21, 21 made of various materials
Wave welding 5 directly fixes the outer skins . In this way, the outer skin in the back of the by high frequency welding unit 4 2,
Material that cannot be welded by high frequency between 2 or 21, 21
Mesh lines 3a, 3a or 3 of the partition 3 or 31 formed by
Even if the welding state by high frequency is not enough at the part where 31a, 31a comes, high frequency welding is possible at the part inside it
Outer skin 2,2 or 21,21 made of various materials
Since the high-frequency welding 5 outer skin to each other is fixed directly, inner portion from the welded portion 4 by high frequency RF
It is reinforced by the high-frequency welding portion 5 by directly fixing the weldable materials to each other, and it is possible to reduce opening of the mouth from a portion where the welding state is considered to be insufficient. High lap
High frequency welding on the inner side of the welded portion 4 by waves
As shown in FIG. 3 (a), the high-frequency welded portion 5 by directly fixing the possible materials is provided with the mesh lines 3a, 3a of the partition 3 or 31.
Alternatively, they may be welded linearly across both 31a, 31a, or as shown in FIG. 3 (b), only between the mesh lines 3a, 3a or 31a, 31a of the partition 3 or 31. May be welded. In short, high frequency welding is possible
Partition 3 consisting of a mesh made of non-material
31 at least the mesh 3a and the mesh 3a or the mesh 31a and the mesh
31a and high-frequency weldable material
It is sufficient that both outer skins 2, 2 or 21, 21 are further subjected to high frequency welding 5 so that the outer skins are directly fixed to each other . As an example of the welding portion 5 using a high frequency , the case where the welding is performed linearly in a plan view is illustrated here.
Need not necessarily be linear in plan view, and may be, for example, zigzag, or may be of various shapes such as wavy lines. On the other hand, in the case of FIG. 1, shown in FIG. 2, not possible at least high-frequency welding wood
In only the portion where the intermediate partitions 3 and 31 made of the metal material are present, the inside of the welding portion 4 by high frequency is
It is reinforced by high-frequency welding 5 but, in the case of a portable pouch shown in Figure 1, a high frequency until towards the upper without intermediate partition 3
The welding portion 5 may be extended due to a matter of course.

If the welding 4 and 5 and the fusing by high frequency are performed simultaneously by one high-frequency welding device (not shown), the two outer skins 2, 2 or 21, 21 and the intermediate partition located between them. Since the main body 1 or 11 can be finished to a predetermined shape while welding the 3 or 31 with high frequency , it is extremely efficient.

Here, both outer skins 2 and 2 of the main body 1 of the portable accessory case or both outer skins of the cover body 11 of the binder are provided.
21 and 21 are made of vinyl chloride and have a mesh partition 3 or
Although the case where 31 is made of nylon has been described as an example, the present invention is applicable to a small case using an outer skin and a middle partition made of materials other than both materials, a cover of a binder, and other high-frequency welding.
Needless to say, the present invention can be widely applied to the production of various welded articles in which a functional material and a material that cannot be subjected to high frequency welding are combined . That is, the present invention provides both the outer skin 2,2 or 21, 21 of the body 1 or 11 Ri Do at least the high-frequency weldable material, located therebetween
The middle partition 3 or 31 consisting of a mesh cannot be welded by high frequency.
If shall such a have material, the glove compartment and a binder by adopting the welding unit cover, other various
The inside of the welded part 4 by high frequency in the high frequency welding article
It is possible to reinforce with the high-frequency welding portion 5 by directly fixing the materials that can be subjected to high-frequency welding. Also, in the drawing, the mesh 3a and the mesh 3a or the mesh 31a and the mesh
31a are crossed at a right angle, but the present invention is not limited to only the case where the partition is used, for example, both the nets 3a and 3a or both the nets
The present invention can be widely applied to a case where 31a and 31a cross obliquely, that is, a case where the mesh is a rhombus or a case where a middle partition having a mesh of various other shapes is used.

On the other hand, in the case shown in the drawings,
Alternatively, both outer skins 2, 2 or 21, 21 are transparent, but the present invention provides both outer skins 2, 2 or 21,
It goes without saying that the present invention can be applied even when 21 is not transparent. The outer skins 2, 2 of the main body 1 or 11
Alternatively, when both 21 and 21 are transparent, as shown in FIGS. 1 and 2, not only can the object A or a contained in the storage portion be seen from either side, The object a or A on the back side can be seen through the body partition 3 or 31.
In FIG. 1, in order to make it easy to understand, any one of the partition A visible through the transparent outer skin 2 and the object A contained in the storage part, and the object a contained in the back side through the partition 3 made of a mesh body are shown. Are also shown by thin solid lines. Also, in FIG. 2, the partition 31 seen through the transparent outer cover 21 and the object a that is on the back side through the partition 31 made of a net are shown by thin solid lines.

In the case of the portable accessory case shown in FIG. 1, a fastener 6 is mounted on the upper edge of the main body 1, and by opening and closing this portion, various objects A, a are stored in the storage section of the main body 1.
Can be put in or taken out of here. If the tape 6a of the fastener 6 is made of a material capable of high frequency welding,
As shown by reference numeral 7 in FIG. 1, a high frequency weldable wood
Since the outer skins 2 and 2 made of the material can be welded to the tape 6a by high frequency, the fastener 6 can be attached to the upper edge of the main body 1 very efficiently.

On the other hand, in the case of the binder shown in FIG.
The opening 11a of the storage portion of the cover body 11 has a mode in which a part of the inner skin 21 (appearing on the upper side in FIG. 2) is cut out, and a part of the inner partition 31 is exposed in that part. It is shaped like A tape-shaped border 9 made of a synthetic resin is applied to the edge. Also,
In the binder shown in FIG. 2, a linear cut is made in the inner skin 21 (appearing on the upper side in FIG. 2), and that portion is used as the pocket opening 10, and small articles can be put in and out from this portion. I can do it.

As an embodiment of the present invention, the case where the edge welding structure of the present invention is applied to a portable accessory case and a cover of a binder has been described as an example. The partial welding structure can be widely applied to the case where the edges of various other welded articles are welded by high frequency .

[0014]

According to the present invention, a material capable of high frequency welding is provided.
High-frequency welding between the two outer skins formed by
A partition comprising a mesh member formed with not possible wearing material, high in the other side, except for the portion that becomes the opening of the body
The frequency welding 4 is performed, and the high frequency
What between the hatched and hatched in said specification switching consisting of mesh member formed of a material not capable RF welding, high frequency welding
Outside both outer skin formed of a material capable being high frequency welded 5
Since skin each other are fixed directly, possible high frequency welding between the outer skin in the back of the by high frequency welding unit 4
Somewhat high in a portion where halftone line specification switching comes in, which is formed with no material
Even if not sufficient welding state by frequency, part of the inner <br/> side by direct fixation between materials available frequency welding than
Since the high-frequency welding portion 5 is reinforced, there is an effect that opening of a mouth from a portion where the welding state is considered to be insufficient can be reduced.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an example of a case where the edge welding structure of the present invention is employed in a portable accessory case, in which a part of an outer skin on the near side is cut away, and objects are provided on both sides of a middle partition, respectively. Indicates the inserted state.

FIG. 2 is a perspective view showing an example of a case where the edge welding structure of the present invention is used for a cover of a binder, in which a part of an inner skin is cut away, and objects are put on both sides of a middle partition. Indicates the status.

FIG. 3 is an enlarged plan view showing in detail a high frequency welded portion in a peripheral portion of the main body, showing only a part of the main body and a part of an upper outer skin cut away.

[Explanation of symbols]

1,11… Main body, 2,21… Outer skin, 3,31… Interior, 3a, 31a
... net line, 4, 5 ... welded by high-frequency (welding part due to the high frequency).

Claims (1)

(57) [Claims] 1. Two sheets formed of a material capable of high frequency welding.
In material that is not possible the high-frequency welding which is located between the outer skin and the two outer skins
The specification switching and in comprising a formed web material, as well as high-frequency welding 4 in other sides excluding the portion serving as the opening, high
High frequency welding is possible inside this welded part 4 by frequency
Wherein in specification switching network lines consisting of mesh member made of a material not
In between the hatched, is formed in the high-frequency weldable material
Portable small placed, the edge welding structure in the binder, other welding articles of the both outer skin high frequency welding 5 to characterized in that to fix the outer skin to each other directly.