JP2583360B2 - Manufacturing method of laid carpet mat and mall guide used for the same - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a carpet mat for laying to prevent dirt such as soil, mud, dust and the like from entering indoor floors of automobiles, houses, various facilities, ships and aircrafts. The present invention relates to a manufacturing method and a molding guide used for the method.

[0002]

2. Description of the Related Art As carpet mats for laying, there are a woven sheet in which only fibers are woven and knitted, a carpet mat in which the woven fabric is backed with rubber latex, and a carpet mat in which the woven sheet is lined with a rubber or plastic sheet. Widely used. When manufacturing these, a wide and long carpet is cut into a desired shape and size. However, if the cut material is used as it is, the cut surface is visible and the appearance is poor, and the cut surface is easily frayed. Therefore, the cut surface is generally covered with a molding made of cloth, rubber, soft plastic, or the like, or a overlock thread. Specifically, the following method is known.

(1) A tape made of a soft plastic film, a tape made of a flexible fiber, a tape obtained by laminating a thin cloth on the back of a soft plastic tape, or the like is used. Fold in to wrap. Then, the tape is sewn to the periphery of the carpet mat by a sewing machine, and the carpet mat is trimmed.

(2) A wool-like thick yarn is used as an upper yarn, and a normal yarn is used as a lower yarn, and the peripheral edge of the carpet mat is decorated and shaped by using an overlock sewing machine (overetching sewing machine). .

[0005] (3) The cut surface of the peripheral portion of the carpet mat made of synthetic fiber is melted and shaped using a hot press, a high frequency welder, or the like.

(4) As shown in FIG. 7A, a trimming molding 22 having a U-shaped cross section is prepared. The molding 22 is made of a soft plastic and has a pair of opposed horizontal strips 22a, 22a.
2c is connected by a band-like connecting portion 22b.

FIG. 7B shows a state in which the molding 22 is attached to a carpet mat. That is, the fiber sheet 3 made of fibers is fixed to the backing material 6 in the base cloth 5 to form a carpet mat. One horizontal band 22c is sewn on the surface of the side edge of the carpet mat (the surface of the fiber sheet 3) with the sewing thread 4A, and the other side of the side edge of the carpet mat (the surface of the backing material 6) is horizontal. The band 22a is sewn with the sewing thread 4B. The side end surface (cut surface) of the carpet mat is covered with the band-shaped connecting portion 22b.

In mounting the molding 22, a molding guide 18 as shown in FIG. 8 is used. That is, one of the horizontal band portions 22c is accommodated in the substantially rectangular parallelepiped upper guide portion 19, the band-shaped connecting portion 22b is accommodated in the side guide portion 20, and the other horizontal band portion 22a is accommodated in the lower guide portion 9. Also, the upper guide 19
A guide portion 15 is formed between the lower guide portion 9 and the guide portion 15.
Guide the side edge of the carpet mat to the sewing needle. In this state, the molding 22 is sewn as described above while the molding guide 18 guides the molding 22 and the side peripheral edge of the carpet mat.

[0009]

However, in the case of carpet mats manufactured by any of the above methods,
When it is actually placed in a room, soil, dry mud, dust, etc., spill out from the rim of the periphery of the carpet mat, thereby contaminating the room. In particular, when the mat is taken out of the room and cleaned, when moving the mat, dirt, mud, dust, dirt, etc. spill out from the mat.

SUMMARY OF THE INVENTION An object of the present invention is to provide a carpet mat which can prevent soil, dry mud, dust, dirt and the like from falling off from a peripheral edge of the carpet mat. It is to be able to mass-produce.

[0011]

According to the present invention, a molding made of a soft material is fixed to the periphery of a carpet mat cut into a predetermined shape, and the molding covers the side end surface of the carpet mat. The mall,
It comprises a pair of horizontal belts facing each other, a belt-like connecting part connecting these pair of horizontal belts, and a belt-like projecting part projecting beyond the one horizontal belt-like part from this belt-like connecting part. Part is fixed to the surface of the carpet mat, the other horizontal band-shaped part is fixed to the back of the carpet mat, the side end surface of the carpet mat is covered by a band-shaped connecting part, and the band-shaped projecting part is formed of the carpet mat. A carpet mat for laying, which has a peripheral wall surrounding the front side, is manufactured.

Further, the present invention provides a pair of opposed horizontal strips, a strip-shaped connecting part connecting the pair of horizontal strips, and a strip protruding from the strip-shaped connecting part beyond one of the horizontal strips. A soft molding comprising a protruding portion is prepared, and a guide portion for guiding a peripheral portion of the carpet mat, an upper guide portion, a side guide portion, and a lower guide portion are provided, and the band-shaped protruding portion is provided on the upper guide portion. Prepare a mall guide in which an expansion space for accommodating the section is formed, guide the peripheral portion of the carpet mat in the length direction of the mall by the guide section, and also form one of the horizontal band section and the band section. The molding portion is accommodated in the upper guide portion, the band-shaped connecting portion is accommodated in the side guide portion, and the other horizontal band portion is accommodated in the lower guide portion. Lead to During this, one of the horizontal band portions is continuously fixed to the surface of the carpet mat, the other horizontal band portion is continuously fixed to the back surface of the carpet mat, and the side end surface of the carpet mat is formed in the band shape. The present invention relates to a method for manufacturing a carpet mat for laying, which is continuously covered by a connecting portion.

Further, the present invention provides a pair of horizontal belts facing each other, a belt-like connecting part connecting the pair of horizontal belts, and a belt protruding from the above-mentioned horizontal belt beyond one of the horizontal belt-like parts. A guide for guiding a soft molding comprising a projecting portion and a peripheral portion of the carpet mat in a longitudinal direction of the molding, wherein the guiding portion guides the peripheral portion of the carpet mat; An upper guide portion for accommodating the band-shaped projecting portion, the upper guide portion having an expansion space for accommodating the band-shaped projecting portion; a side guide portion for accommodating the band-shaped connecting portion; The present invention relates to a molding guide having a lower guide portion for accommodating the other horizontal band portion.

[0014]

1 is a perspective view showing an entire carpet mat according to an embodiment of the present invention, FIG. 2 is a cutaway perspective view of a molding, and FIG. 3 shows a state in which the molding shown in FIG. 2 is attached to a side edge of the carpet mat. FIG. The molding 2 is a long band-shaped molded body made of soft plastic or rubber, and is preferably manufactured by an extrusion molding method. Specifically, a pair of opposing horizontal strips 2c and 2a are provided, and the pair of horizontal strips 2c and 2a are connected by a strip connection 2b. Above the band-like connecting portion 2b, a band-like projecting portion 2d is formed beyond one horizontal band-like portion 2c.

On the other hand, the fiber sheet 3 and the backing material 6
Are laminated and integrated to produce a carpet material of the same dimensions, and the carpet material is punched and cut into a planar shape as shown in FIG. 1 using a cutting blade.

As shown in FIG. 3, a pair of horizontal strips 2c,
2a, the side end face (cut section) of the carpet mat is covered with the band-shaped connecting portion 2b. One horizontal band 2c is sewn and fixed on the surface of the side edge of the carpet mat (the surface of the fiber sheet 3) with the sewing thread 4A, and the other horizontal band is formed on the back surface of the side edge (the surface of the backing material 6). The part 2a is sewn and fixed by the sewing thread 4B. In this state, the side peripheral edge of the carpet mat is bordered by the molding 2, and the height of the band-shaped projecting portion 2 d is higher than the height of the outermost surface of the fiber sheet 3.

FIGS. 4 and 5 show a molding guide used for sewing such a molding on a carpet mat.
This will be described with reference to FIG. An upper guide portion 10, a side guide portion 20, and a lower guide portion 9 are formed on the molding guide 7, and a guide portion 15 is provided between the upper guide portion 10 and the lower guide portion 9.
Is provided. Then, the side periphery of the carpet mat is sandwiched between the guide portions 15 and the mounting portion 8 is fixed at a fixed position.
Guide by sliding the carpet mat. Also,
The other horizontal band portion 2a is housed in the lower guide portion 9 having a substantially rectangular parallelepiped shape, and the band connecting portion 2b is housed in the side guide portion 20. Further, one of the horizontal band-shaped portions 2c and the band-shaped projecting portions
At this time, if the shape of the upper guide portion 10 is a substantially rectangular parallelepiped shape as in the related art, one of the horizontal band portions 2c is accommodated.
Can be accommodated, but cannot be guided by accommodating the band-shaped projecting portion 2d. Therefore, an expanded space 10a having a substantially triangular cross section is formed in advance as an upper portion of the upper guide portion 10, and the band-shaped projecting portion 2d is accommodated in the expanded space 10a.

As described above, the side periphery of the carpet mat and the molding 2 are simultaneously guided by the molding guide 7 and positioned relatively. Then, a sewing machine such as a thread hook sewing machine or a high-frequency sewing machine is installed near the mall guide 7, and the side peripheral edge of the carpet mat is continuously fitted between the pair of horizontal strips 2c and 2a. Are sewn on a carpet mat as described above.

The fiber sheet 3 may be formed of any of natural fibers and synthetic fibers, and may be a needle punch carpet, a tufted carpet, or the like. The fiber sheet 3 may be a woven sheet made by knitting fibers, a sheet formed by implanting single fibers into a backing material, or a sheet in which a large number of single fibers are bonded by a resin. You may. Examples of the backing material 6 include a sheet made of natural rubber or synthetic rubber, or a soft plastic (eg, vinyl chloride-vinyl acetate-ethylene copolymer). In the carpet mat of the present invention, the backing material 6 is not always necessary.

As a method of laminating and integrating the fiber sheet 3 and the backing material 6, there are a method of attaching the two with an adhesive, and a method of fusing and solidifying the plastic by fusing and solidifying the plastic. Also, a woven sheet or a non-woven sheet is prepared, these sheets and an unvulcanized rubber sheet are laminated, and this is pressurized and heated to simultaneously vulcanize the unvulcanized rubber sheet and simultaneously convert the rubber sheet into a woven sheet or a non-woven sheet. It can also be glued to a sheet. The molding may be formed from either rubber or soft plastic, but it is particularly economical to manufacture by extruding soft vinyl chloride.

According to the present embodiment, the strip-shaped projecting portion of the molding 2
Since the peripheral wall surrounding the surface of the carpet mat is formed by 2d, when the carpet mat is placed and used indoors, soil, dust, dirt, and the like on the carpet mat surface are unlikely to spill into the room. Also, when the carpet mat is taken out of the room for cleaning, dirt, dust, dirt, and the like on the mat surface are unlikely to spill into the room. In particular, the strip-shaped protrusion 2d
Is higher than the surface of the fiber sheet 3, so that the above effect is particularly large.

When the carpet mat of the present embodiment is manufactured, the molding 2 can be continuously attached to the periphery of the carpet mat by using the molding guide 7, so that the productivity itself at the time of attaching the molding can be improved. Is no different from the carpet mat shown in FIG. 7 (b). Therefore, since it can be produced with the same cost and the same labor as the conventional product, there is no disadvantage from the viewpoint of production, which is advantageous.

In this regard, the present inventor has conducted experiments by complicating the shape of the molding for edging or increasing the wall thickness of the periphery of the molding. In these cases, the sewing of the molding with a sewing machine was performed. It was found to be difficult and the four corners of the carpet mat were distorted after sewing. In the molding 2 of this embodiment, such a problem on sewing does not occur.

According to the molding guide 7 used in this embodiment, the upper guide portion 10 has an expanded space 10a having a substantially triangular cross section.
Is provided, the strip-shaped projecting portion 2d can be easily accommodated in the expansion space 10a. In this example, since the space between the pair of horizontal strips 2c and 2a is slightly expanded and accommodated, it is easy to accommodate a carpet mat having a larger dimension.

FIGS. 6 (a), 6 (b) and 6 (c) are front views each showing a molding guide which can be suitably used when sewing the molding according to the present invention to the outer peripheral edge of the carpet mat.
The same reference numerals are given to the same functional members as those of the molding guide of FIG. 4, and the description thereof will be omitted. Mall guide shown in Fig. 6 (a)
In 11, an extended space 12 a having a slightly rounded rectangular cross section is formed in the upper guide portion 12, and the extended projecting portion of the molding is accommodated in the extended space 12 a.

In the molding guide 13 shown in FIG. 6 (b), the upper guide portion 14 has an expanded space having a substantially right-angled triangular cross section.
14a is formed, and the band-shaped projecting portion of the molding is accommodated in the expansion space 14a. In the example of FIGS. 6 (a) and 6 (b), the strip-shaped projecting portions are accommodated in the upper guide portions 12 and 14 in a relatively straight state without being bent much.

In the molding guide 16 shown in FIG. 6C, the upper guide portion 17 has an expanded space having a substantially semicircular cross section.
17a is provided. When the band-shaped projecting portion of the molding is accommodated in the upper guide portion 17, it is accommodated in a form bent along the inner wall surface shape of the expansion space 17a.

[0028]

According to the present invention, the peripheral wall surrounding the surface of the carpet mat is formed by the strip-shaped projecting portion of the molding, so that when the carpet mat is placed in a room and used, the surface of the carpet mat is removed. Soil, dust, garbage, etc. are less likely to spill into the room. Also, when taking the carpet mat out of the room to clean it, the soil, dust,
Garbage is hard to spill into the room.

When manufacturing this carpet mat, one horizontal band portion of the molding is fixed to the surface of the carpet mat and the other horizontal band portion is fixed to the back surface of the carpet mat. The mall can be attached to the carpet mat simply by fixing each horizontal band to the front or back surface of the carpet mat with the peripheral portion of the carpet mat sandwiched between the band portions. In particular, it is possible to accommodate the mall in the mall guide and continuously attach it to the carpet mat while guiding the mall. Therefore, productivity at the time of attaching the molding is not different from the conventional carpet mat at all, and it can be produced with the same cost and the same labor as the conventional product. Therefore, there is no disadvantage from the viewpoint of production, which is advantageous.

Further, according to the molding guide of the present invention, an extension space is provided in the upper guide portion, and the band-shaped projecting portion of the molding is accommodated in the extension space, so that the band-shaped projecting portion is easily accommodated in the molding guide. And can be guided smoothly.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an entire carpet mat for laying according to an embodiment of the present invention.

FIG. 2 is a cutaway perspective view showing a molding according to an embodiment of the present invention.

FIG. 3 is a partial sectional view showing the carpet mat for laying in FIG. 1;

FIG. 4 is a perspective view showing an example of a molding guide which can be suitably used for attaching the molding of the present invention to a carpet mat.

5 is a partial sectional front view showing a state where the molding shown in FIG. 2 is accommodated in the molding guide shown in FIG. 4;

FIGS. 6 (a), (b), and (c) are front views each showing a molding guide according to another embodiment.

FIG. 7A is a sectional view showing a molding according to a conventional example, and FIG.
FIG. 2 is a partial sectional view showing a conventional carpet mat for laying.

FIG. 8 is a perspective view showing a molding guide which can be suitably used for attaching a conventional molding to a side peripheral edge of a carpet mat.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Carpet mat for laying 2 Mall 2a The other horizontal band part 2b Band connection part 2c One horizontal band part 2d Band projection part 3 Fiber sheet 6 Backing material 7, 11, 13, 16 Mall guide 9 Lower guide part 10, 12, 14, 17 Upper guide section 10a, 12a, 14a, 17a Expansion space 15 Guide section 20 Side guide section

Claims (2)

(57) [Claims] 1. A molding made of a soft material is fixed to a peripheral portion of a carpet mat, and when the carpet mat is manufactured by using the molding to cover a side end surface of the carpet mat, a pair of opposed mating mats is used. A soft mall comprising a horizontal band portion, a band-shaped connecting portion connecting the pair of horizontal band portions, and a band-shaped protruding portion protruding from the band-shaped connecting portion beyond one of the horizontal band-shaped portions; It has a guide portion for guiding a peripheral portion of the mat, an upper guide portion, a side guide portion, and a lower guide portion, and an expansion space for accommodating the band-shaped projecting portion is formed in the upper guide portion. Prepare a molding guide, guide the peripheral portion of the carpet mat in the length direction of the molding by the guide portion, and one of the horizontal band portion and the band projecting portion Are accommodated in the upper guide portion,
The mall is guided in the longitudinal direction in a state where the band-shaped connecting portion is housed in the side guide portion and the other horizontal band portion is housed in the lower guide portion. The horizontal band portion is continuously fixed, the other horizontal band portion is continuously fixed to the back surface of the carpet mat, and the side end surface of the carpet mat is continuously covered by the band connection portion. A method for producing a carpet mat for laying, characterized by: 2. A pair of horizontal belts facing each other, a belt-like connecting part connecting the pair of horizontal belts, and a belt-like protruding part protruding from the belt-like connecting part over one of the horizontal belt-like parts. A guide for guiding a flexible mall and a peripheral portion of a carpet mat in the length direction of the mall, wherein the guide portion guides a peripheral portion of the carpet mat; one of the horizontal band portion and the band protrusion. An upper guide portion for accommodating the band-shaped projecting portion, the upper guide portion defining an expansion space for accommodating the band-shaped projecting portion; a side guide portion for accommodating the band-shaped connecting portion; A mall guide having a lower guide portion for accommodating a band-shaped portion.