KR101262241B1 - Manufacturing method of foot hold mat for a vehicle and foot hold mat manufactured by the same - Google Patents

Abstract

PURPOSE: A manufacturing method of a foothold mat for a vehicle including an acupressure function and a foothold mat manufactured by the same are provided to prevent a driver from driving while being drowsy by performing acupressure treatment on the soles of a driver or passengers. CONSTITUTION: A foothold mat(A1) for a vehicle comprises an upper mat(1) and a lower mat. The upper mat is formed on a predetermined area in order to place the foots of the passenger and comprises a plurality of collection holes(10) and a plurality of acupressure protrusions(8) on the upper surface. The acupressure protrusion is formed around the collection holes. The lower mat is integrally formed with the upper mat and blocks the lower part of the collection hole.

Description

TECHNICAL FIELD OF THE INVENTION A method of manufacturing a footrest mat for a vehicle having an acupressure function, and a foothold mat for a vehicle manufactured by the same, and a manufacturing method of the foothold mat manufactured by the present invention

The present invention relates to a method for manufacturing a footrest mat for a vehicle having a shiatsu function and a footrest mat for a vehicle manufactured by the same. More particularly, the footrest can be acupressure by a plurality of acupressure protrusions, which is beneficial to health and prevents drowsiness. Also, it provides a footrest mat for a vehicle with acupressure function that can collect soil or foreign substances falling from the shoes to keep the interior comfortable and clean, thereby increasing productivity by facilitating the manufacturing process, and relatively The thin thickness prevents waste of materials and prevents backflow of dust to maintain a comfortable environment inside the vehicle.In particular, the specific composition ratio of the materials makes it possible to prevent deformation even after long-term use. It relates to a manufacturing method and a footrest mat for a vehicle produced thereby.

In general, the interior floor of the car is covered with a non-woven fabric, the mat is made of rubber or aluminum so that dirt or foreign matter on the passenger's shoes do not directly contact the non-woven fabric.

Therefore, if the mat is dirty, it can be removed by washing off the dirt or foreign matter from the outside of the car to maintain the cleanliness of the room.

As for the mat for a car, a "mat for a car floor" of Korean Patent Laid-Open Publication No. 1999-018799 (referred to as Prior Art 1) is disclosed.

The prior art 1 is to be configured to replace by attaching the auxiliary mat to the floor mat laid on the driver's floor, it is possible to prevent the floor surface from being contaminated.

On the other hand, Korean Patent Laid-Open Publication No. 10-2005-0083149 (prior art 2) discloses an automobile mat.

The prior art 2 is a mat that is laid on the floor of the vehicle, and relates to absorbing water falling from the passenger's shoes by forming an absorbent portion on the mat.

On the other hand, Korean Utility Model Registration No. 0189478 (prior art 3) discloses an automobile mat.

The prior art 3 is related to the removal of the foreign matter that is laminated to the boundary portion in the cleaning by configuring the detachable landing portion and the fixing portion constituting the mat.

On the other hand, the conventional car mat is formed with a plurality of collection holes to easily remove the dirt or foreign matter on the shoe, and the dirt or foreign matter accumulated in the collecting hole is difficult to remove, especially when lifting the mat, dirt or foreign matter Remaining on the floor there was an uncomfortable problem to be removed by suctioning it with a vacuum cleaner.

Therefore, the user must at least shake off the mat, and again to clean the dirt or foreign substances on the floor of the car had to be cleaned several times, there was a very uncomfortable and difficult problem.

On the other hand, the conventional car mat is usually provided only for the purpose of preventing the dirt or foreign matter on the shoes falling in the car has a disadvantage that the purpose of use is very limited.

In order to solve this problem, recently, a double car mat composed of an upper rug and a lower pedestal and separating the lower pedestal to remove dust and the like has been proposed (Korean Patent Publication No. 2000-0054602).

However, such a conventional double car mat is made of a separate material of the upper configuration (upper rug) and the lower configuration (lower pedestal), each made of a separate process, the manufacturing process is cumbersome and complicated problem, especially the final Since the product is composed by assembling the two components, each has a problem in that the difficulty of manufacturing to be manufactured in the exact dimensions and shape in a separate process.

In addition, the conventional double car mat has a problem that the dust collected in the dust collecting groove of the lower configuration (lower pedestal) is scattered back to the interior of the differential vehicle through the upper component.

Korea Patent Publication 1999-018799 Korean Patent Publication No. 10-2005-0083149 Korean Utility Model Registration No. 0189478 Korean Patent Publication No. 2000-0054602

The present invention has been made to solve the above problems of the prior art, by forming a number of acupressure projections to acupressure the soles of the driver or passengers can do acupressure on the soles of the foot is beneficial to health, and also prevent drowsy driving It is possible to prevent slipping when the shoes get wet, and to reduce the manufacturing cost by foaming a synthetic resin having a cushion, and also to form a plurality of collecting holes, but the bottom of the collection hole to block the It is an object of the present invention to provide a footrest mat for a vehicle having a shiatsu function so that the accumulated indoor environment and the foreign matter do not remain on the floor of the vehicle.

In addition, there is provided a method of manufacturing a footrest mat for a vehicle that can increase the productivity by facilitating the manufacturing process of the footrest mat, and relatively thin thickness can prevent the waste of materials, and thereby produced a footrest mat for vehicles The purpose is.

In addition, the present invention is to provide a manufacturing method of a vehicle footrest mat and a vehicle footrest mat manufactured thereby to prevent the back of the dust from the structural features of the lower component collecting dust to maintain a comfortable environment inside the vehicle another object There is this.

In addition, the present invention can prevent the deformation even for a long time use through a specific composition ratio of the material of the footrest mat, the vehicle footrest that can prevent the occurrence of fluff or foreign matter adhered to the joining portion through the optimal coupling structure Another object is to provide a manufacturing method of the mat and a footrest mat for a vehicle manufactured thereby.

The present invention has been made in view of the above problems, and it is an object of the present invention to provide an apparatus and method for controlling the same.

An object of the present invention described above, in the vehicle footrest mat used on the indoor floor of the vehicle, made of a material having a cushion, a plurality of collection holes are formed on the upper surface, a number of acupressure protrusions around the collection hole An upper mat formed of; And a lower mat formed integrally with the upper mat and formed to block a lower portion of the collection hole.

And the upper mat and the lower mat is formed integrally or the upper mat and the lower mat is characterized in that made of a kind or heterogeneous material combined.

In addition, the upper surface of the lower mat is characterized in that the engaging projection coupled to the collection hole is formed or the lower projection is formed on the bottom smaller than the acupressure projection.

More preferably, a coating layer may be further formed on the bottom surface of the lower mat.

On the other hand, the manufacturing method of the vehicle footrest mat for solving the object of the present invention, the step of foam-molding the foamed resin to form a temporary molded body formed with a plurality of random (random) or constantly on one surface; A cutting step of cutting in the transverse direction along a plane across the groove of the temporary molded body and dividing the upper mat and the lower mat; And forming a detachable joining portion at an edge of the opposing surface of the upper mat and the lower mat, wherein the foamed resin is a thermoplastic resin of low density polyethylene (LDPE) and ethylene vinyl acetate (Ethylene-Vinyl Acetate). 20 to 30 parts by weight of calcium carbonate (CaCO ₃ ) as a filler, 0.1 to 0.3 parts by weight of stearic acid (ST / a) as an additive, and DCP (Dicumyl peroxide) as a crosslinking agent It provides a manufacturing method of the vehicle footrest mat provided by mixing 0.1 to 0.3 parts by weight, and 1 to 2 parts by weight of the blowing agent. At this time, it is preferable that 2 to 5 parts by weight of carbon black (SRR) is further mixed with the foamed resin. In addition, in the foam molding step, the protrusion may be formed on the upper surface of the temporary molded body so that the acupressure protrusion may be foam molded.

More preferably, in the foamed resin molding step, the temporary molded body may be formed to be symmetrically formed, and may include symmetrically cutting the symmetrically formed temporary molded body before the cutting step.

In addition, the vehicle footrest mat of the present invention, the upper mat having a plurality of collection holes; A lower mat having a plurality of collection grooves facing the collection holes; And a coupling part formed at an edge of an opposite surface of the upper mat and the lower mat and detachable. At this time, the coupling portion may include a Velcro member or a male and female button.

In addition, according to another method of manufacturing the vehicle footrest mat of the present invention, a plurality of first grooves are randomly or uniformly formed on an upper surface thereof, and a second groove is formed at a position corresponding to the first grooves on a lower surface thereof. Foam molding the foamed resin to form a molded body; Primary cutting so that the upper mat and the sub-divided into a molded body are cut transversely along a first plane across the first groove of the temporary molded body; A groove is formed on the upper surface by the primary cutting, and the sub-gauge molded body is laterally cut along a second plane in which the sub-gauge molded body having the second groove on the lower surface does not cross the groove so that the intermediate mat and the lower part are cut. Secondary cutting to divide into mats; Forming a rigid rigid portion relative to the mat on at least one of an edge of the opposite surface of the upper mat and the lower mat; It provides a method for manufacturing a footrest mat for a vehicle comprising the step of forming a detachable coupling portion on the edge of the opposite surface of the upper mat and the lower mat formed with the rigid portion. At this time, in the foam molding step, it is preferable that the protrusion is formed on the upper surface of the temporary molded body to foam molding the acupressure protrusion. The size of the opening of the second groove is preferably larger than the size of the cross-sectional area of the first groove crossing the first plane.

The forming of the rigid part may include sewing a rod member of metals or resins to be embedded along one edge of at least one of an upper mat and a lower mat; Forming the detachable coupling portion may be formed by sewing a velcro member on the edge of the opposite side of the upper mat and the lower mat or engaging a male and female button.

The vehicle footrest mat of the present invention comprises: an upper mat having a plurality of collection holes; An intermediate mat having a collecting groove facing the collecting hole; A lower mat coupled to the upper mat with the intermediate mat interposed therebetween, and having irregularities formed on a lower surface thereof; A rigid portion embedded in at least one of edges of opposite surfaces of the upper mat and the lower mat; And a coupling mat formed at an edge of an opposite surface of the upper mat and the lower mat on which the rigid portion is formed, and a detachable coupling portion, that is, a Velcro member or a male and female button. At this time, the upper mat, the middle mat and the lower mat is a single temporary molded product of the foamed resin foamed molding so that grooves are formed on both sides through a first cut that crosses the groove in the transverse direction and a second cut that does not cross the groove. The foamed resin is formed of calcium carbonate (CaCO), which is a filler, based on 100 parts by weight of a mixture of a low density polyethylene (LDPE) and ethylene vinyl acetate (Ethylene-Vinyl Acetate), which are thermoplastic resins, in a range of 45 to 55 to 55 to 45. ₃ ) 20 to 30 parts by weight, 0.1 to 0.3 parts by weight of stearic acid (ST / a) as an additive, 0.1 to 0.3 parts by weight of DCP (Dicumyl peroxide) as a crosslinking agent, and 1 to 2 parts by weight of a blowing agent. At this time, the size of the lower opening of the collection hole of the upper mat facing the collecting groove of the intermediate mat is preferably smaller than the size of the opening of the collecting groove of the intermediate mat.

In the present invention as described above, the collecting hole of the upper mat is formed to be tapered (taper) is extended to the opening side to increase the collection effect.

According to the present invention, the manufacturing cost is low, and a number of acupressure protrusions are formed to acupressure the sole of the foot, thereby having acupressure effect on the sole of the foot, so that the driver or passengers can do acupressure on the sole of the foot, which is beneficial to health, and prevents drowsy driving. It can prevent slipping when the shoes get wet, and dust and small dirt can be collected without falling under the mat, keeping the inside of the car clean all the time. There is.

In addition, according to the manufacturing method of the vehicle footrest mat according to the present invention and the vehicle footrest mat produced thereby, the manufacturing process is easy and can be produced in the same material and the same process to increase the productivity, can be relatively thin thickness There is an effect that can prevent the waste of materials.

In addition, the present invention has the effect of preventing the back of the dust through a specific configuration of the lower component for collecting dust to maintain a comfortable environment inside the vehicle.

In addition, the present invention can prevent the deformation even for a long time use through a specific composition ratio of the materials of the scaffolding mat has the effect of ensuring a long product life.

The effects of the present invention are not limited to those mentioned above, and other problems not mentioned will be clearly understood by those skilled in the art from the following description.

1 is a perspective view showing a vehicle footrest mat according to a first embodiment of the present invention,
FIG. 2 is a cross-sectional view taken along line “II” of the vehicle footrest mat of FIG. 1; FIG.
3 is a bottom view of the vehicle footrest mat of FIG. 1;
4 is an exploded perspective view showing a vehicle footrest mat according to a second embodiment of the present invention;
FIG. 5 is a cross-sectional view taken after combining the vehicle footrest mat of FIG. 4; FIG.
6 is a perspective view showing a vehicle footrest mat according to a third embodiment of the present invention;
FIG. 7 is a cross-sectional view taken along line “III-III” of the vehicle footrest mat of FIG. 6. FIG.
8A is a cross-sectional view showing a modified embodiment of the vehicle footrest mat according to the first embodiment of the present invention;
Figure 8b is a cross-sectional view showing a modified embodiment of the vehicle footrest mat according to a second embodiment of the present invention,
9A and 9B are enlarged plan views of a main part of a modified embodiment of the upper surface of the vehicle footrest mat according to the first to third embodiments of the present invention;
Figures 10a and 10b is an enlarged rear view of the main portion showing a modified embodiment of the bottom of the footrest mat for a vehicle according to the first to third embodiments of the present invention.
11 is a flowchart schematically illustrating a manufacturing process of a vehicle footrest mat according to a fourth embodiment of the present invention.
12 is a perspective view illustrating a temporary molded article for upper and lower mats of a vehicle footrest mat according to a fourth embodiment of the present invention.
FIG. 13 is a cross-sectional view taken along line IV-IV of FIG. 2.
FIG. 14 is a perspective view illustrating an upper mat and a lower mat after cutting along the line CC of FIG. 2.
15 is a flowchart schematically illustrating a manufacturing process of a vehicle footrest mat according to a fifth embodiment of the present invention.
FIG. 16 is a side cross-sectional view illustrating a temporary molded article for upper and lower mats of a vehicle footrest mat according to a fifth embodiment of the present invention. FIG.
17 is a perspective view illustrating an upper mat, an intermediate mat and a lower mat after cutting along lines C1-C1 and C2-C2 in FIG. 6.
18 is a cross-sectional view showing the configuration of a vehicle footrest mat according to a fifth embodiment of the present invention.
19A and 19B are a perspective view and a cross-sectional view illustrating a configuration of a vehicle footrest mat according to a sixth embodiment of the present invention.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

In the accompanying drawings, Figure 1 is a perspective view showing a vehicle footrest mat according to a first embodiment of the present invention, Figure 2 is a cross-sectional view "II" line for the vehicle footrest mat of Figure 1, Figure 3 is a vehicle for Figure 1 Figure 4 is an exploded perspective view showing a footrest mat for a vehicle according to a second embodiment of the present invention, Figure 5 is a cross-sectional view cut after combining the footrest mat for the vehicle of Figure 4, Figure 6 is the present invention Fig. 7 is a perspective view showing a footrest mat for a vehicle according to a third embodiment of the present invention; Figure 8a is a cross-sectional view showing a modified embodiment of the vehicle footrest mat according to a first embodiment of the present invention, Figure 8b is a cross-sectional view showing a modified embodiment of the vehicle footrest mat according to a second embodiment of the present invention, 9A and 9B are enlarged plan views illustrating main parts of a modified embodiment of the upper surface of the vehicle footrest mat according to the first to third embodiments of the present invention, and FIGS. 10A and 10B are first to third embodiments of the present invention. The main part enlarged rear view which shows the modified one Example with respect to the bottom face of the footrest mat for a courtesy by the example.

Hereinafter, the description of each embodiment will be described in detail with reference to the accompanying drawings.

Example 1

As shown in Figures 1 to 3, the vehicle footrest mat (A1) according to the first embodiment of the present invention, which is used on the floor of the interior of the car, is formed in a predetermined area to place the foot of the passenger An upper mat (1) having a plurality of collection holes (10) formed on an upper surface thereof, and having a plurality of acupressure protrusions (8) formed around the collection holes (10); And a lower mat (2) formed integrally with the upper mat (1) and formed to block the lower portion of the collection hole (10).

The upper mat 1 is a filler of calcium carbonate (CaCO _{3) based} on 100 parts by weight of a mixture of a thermoplastic resin, low density polyethylene (LDPE) and ethylene vinyl acetate (Ethylene-Vinyl Acetate) in a range of 45 to 55 to 55 to 45. ) 20 to 30 parts by weight, 0.1 to 0.3 parts by weight of stearic acid (ST / a) as an additive, 0.1 to 0.3 parts by weight of DCP (Dicumyl peroxide) as a crosslinking agent, and 1 to 2 parts by weight of a foaming agent are mixed and foamed. Therefore, since the upper mat 1 is a material having a cushion, the feeling of landing may be soft and the cushioning feeling may be improved. At this time, it is preferable that 2 to 5 parts by weight of carbon black (SRR) is further mixed with the foamed resin.

In addition, the upper mat 1 has a plurality of collection holes 10 formed on the upper surface of the upper mat 1 so that dirt and various foreign matters on the bottom of the shoe can be easily removed and collected.

As shown in the enlarged view of FIG. 1, the shape of the plurality of collecting holes 10 is preferably a continuous rhombus shape in which each side is a straight line, but the shape of the plurality of collecting holes 10 is not necessarily limited thereto. Shape) and the like.

For example, the collection hole 10 may be a rhombus with each side of an arc as shown in FIG. 9A or may have a circular shape as shown in FIG. 9B.

Acupressure protrusions 8 having a plurality of protrusions are formed around the collection hole 10, and anti-slip protrusions 3 are formed on the bottom of the lower mat 2 to prevent slipping. At this time, one embodiment of the anti-slip projection 3 may be formed in various ways such as a rod shape or a dot shape, as shown in Figure 10a and 10b.

In the embodiments described below, the anti-slip protrusion 3 may be formed in various ways such as a rod shape having a predetermined length or a dot shape.

On the other hand, as a modified embodiment of the first embodiment (A1), as shown in Figure 8a, the bottom surface of the lower mat (2), can improve the cushion feeling and can be spaced from the floor to improve the breathability Lower projections 26 may be further formed in plurality.

The lower protrusion 26 is preferably formed smaller than the shiatsu projection (8).

Example 2

Meanwhile, as shown in FIGS. 4 and 5, the vehicle footrest mat A2 according to the second embodiment of the present invention is used on an indoor floor of an automobile, and is formed in a predetermined area so as to place a foot of a passenger. An upper mat (1 ') having a plurality of collection holes (10') formed on an upper surface thereof, and a plurality of acupressure protrusions (8 ') formed around the plurality of collection holes (10'); And a lower mat 2 'attached to a lower portion of the upper mat 1' such that lower ends of the plurality of collection holes 10 'are blocked.

The lower mat 2 'may be made of a different material from the upper mat 1'. Preferably, the lower mat 2 'is made of a rubber material or fabric material different in hardness from the upper mat 1'. In this way, the upper mat 1 'and the lower mat 2' made of heterogeneous materials are integrally formed by adhesion.

And the bottom surface of the lower mat (2 ') is formed with a non-slip projection (3') to prevent the slip. The anti-slip protrusion 3 'may be formed in various ways such as a dot shape or a rod shape. One embodiment of the anti-slip projection (3 ') is, as shown in Figure 10a and 10b, may be formed in various ways such as a rod shape or a dot shape having a certain length.

On the other hand, as shown in Figure 8b, the bottom of the lower mat (2 ') is further formed with a plurality of lower projections (26') to be spaced apart from the floor to prevent slipping and improve cushioning and breathability.

The lower protrusion 26 'is preferably formed smaller than the acupressure protrusion 8'.

Example 3

Meanwhile, as shown in FIGS. 6 and 7, the vehicle footrest mat A3 according to the third embodiment of the present invention is used on an indoor floor of an automobile and is formed in a predetermined area so that the foot of a passenger can be placed. An upper mat (1 ') having a plurality of collection holes (10') formed on an upper surface thereof, and a plurality of acupressure protrusions (8 ') formed around the plurality of collection holes (10'); A lower mat (2 ') made of fabric and attached to a lower portion of the upper mat (1') such that lower ends of the plurality of collecting holes (10 ') are blocked; The upper mat 1 ′ and the lower mat 2 ′ are bonded to each other and include a strip-shaped joint 5 ′ of a fabric attached to the rim thereof.

The joint 5 'may be attached by sewing or bonding to finish the exterior.

Referring to the operation of the first to third embodiments according to the present invention configured as described above are as follows.

When the footrest mats A1, A2 and A3 for the vehicle according to the first to third embodiments of the present invention are used on the floor of the vehicle, the landing feeling can be improved by the cushion, and above all, the acupressure protrusion 8 8 ') can be used as a foot pressure can improve the blood circulation can be beneficial to health, and at the same time can be excellent effect to prevent drowsiness.

In addition, since dirt or foreign matter dropped from the shoe is collected into the collecting holes 10 and 10 ', it does not leak to the outside and thus does not leak into the vehicle, thereby keeping the indoor environment clean.

In addition, after a certain amount of dirt or foreign matter is collected, it can be removed from the vehicle and shaken off from the outside. Also, there is no dirt or foreign matter left in the interior of the car so that it can be kept very clean.

In addition, the lower protrusions (26, 26 ') can be prevented from slipping, cushioning can be further improved, since the distance from the floor can be improved breathability.

On the other hand, with reference to the accompanying drawings, a method for manufacturing a vehicle footrest mat according to the present invention and a vehicle footrest mat manufactured thereby will be described with reference to various embodiments.

11 is a flowchart schematically illustrating a manufacturing process of a vehicle footrest mat according to a fourth embodiment of the present invention. 12 is a perspective view showing the upper and lower mats of the temporary molded article of the vehicle footrest mat of the present invention, Figure 13 is a cross-sectional view taken along the line IV-IV of Figure 12, Figure 14 is an upper portion after cutting along the line CC of Figure 12 A perspective view of the mat and the bottom mat.

As shown in the flowchart of FIG. 11, in the manufacturing method of the vehicle footrest mat according to the fourth embodiment of the present invention, a temporary molded body 100 having a plurality of grooves of a predetermined depth randomly or uniformly formed on one surface thereof ( Forming a foamed resin to form a foamed resin (S100); Cutting to divide the upper mat 110 and the lower mat 120 in a transverse direction along a plane (C-C lines of FIGS. 12 and 13) crossing the groove of the temporary molded body 100 (S120); And forming a detachable coupling part at an edge of the opposite surface of the upper mat 110 and the lower mat 120 (S130).

In the forming step (S100) of the temporary molded body 100, the protrusions 112 (see FIG. 13) may be further formed on surfaces adjacent to the grooves 111 to be foam molded.

In the step S100 of forming the temporary molded body 100, a foamed resin is added to a foaming device in which protrusion protrusions and protrusions corresponding thereto are formed so as to form the grooves 111 and the protrusions 112, and heated and foamed at a predetermined temperature.

Here, in the forming step (S100) of the temporary molded body 100, the temporary molded body 100 may be formed symmetrically as shown by the dotted line in FIG. In this case, the temporary molded body is cut along the transverse direction of thickness 1/2, and then proceeds to step S120.

The composition of the foamed resin for forming the temporary molded body 100 is as follows.

20 to 30 parts by weight of calcium carbonate (CaCO ₃ ) as a filler based on 100 parts by weight of a mixture of low density polyethylene (LDPE) and ethylene vinyl acetate (Ethylene-Vinyl Acetate), which are thermoplastic resins, in a range of 45 to 55 to 55 to 45 0.1 to 0.3 parts by weight of stearic acid (ST / a) as an additive, 0.1 to 0.3 parts by weight of DCP (Dicumyl peroxide) as a crosslinking agent, and 1 to 2 parts by weight of a blowing agent are prepared. At this time, it is preferable to further mix 2 to 5 parts by weight of carbon black (SRR) in order to increase the hardness of the foamed resin for forming the temporary molded article.

In the step S120 of cutting the temporary molded body 100, the upper mat 110 and the lower mat as shown in FIG. 14 are cut in the transverse direction along the CC line to cross the groove 111 as shown in FIG. 13. Two mats divided by 120 can be obtained.

At this time, the CC line for cutting the temporary molded body 100 crosses the groove 111, and is cut across at approximately 1/2 to 1/3 of the depth of the groove, thereby the upper mat 110 is collected It will have a hole 112, the lower mat 120 will have a collecting groove 121.

Here, the groove 111 of the provisional molded body 100 has a tapered shape so as to expand toward the open side, and the planar cross-sectional shape is variously formed into a polygonal shape such as square, hexagon, and octagon.

Next, the step (S130) of forming a detachable coupling portion is formed by sewing the Velcro member only at the edges of the opposite surfaces of the two mats 110 and 120 separated from each other, or by combining the male and female buttons.

Accordingly, the upper mat 110 and the lower mat 120 can be easily attached and sealed by a Velcro member or a male and female button, and can be separated.

As described above, the vehicle footrest mat according to the present invention includes an upper mat 110 having a collecting hole 113, a lower mat 120 and an upper mat having a collecting groove 121 facing the collecting hole 113. 110 and lower mat 120, formed only at the edge of the opposite side, and consists of a detachable Velcro member or a male and female button, wherein the upper mat 110 and the lower mat 120 are thermoplastic low-density polyethylene (LDPE) and ethylene 20 to 30 parts by weight of calcium carbonate (CaCO ₃ ) as a filler and stearic acid (ST / a) as an additive, based on 100 parts by weight of the mixture of vinyl acetate (Ethylene-Vinyl Acetate) at 45 to 55 to 55 to 45 0.3 weight part, 0.1-0.3 weight part of DCP (Dicumyl peroxide) which is a crosslinking agent, and 1-2 weight part of foaming agents are prepared and mixed. At this time, it is preferable to further mix 2 to 5 parts by weight of carbon black (SRR) in order to increase the hardness of the foamed resin for forming the temporary molded article.

Next, a manufacturing method of the vehicle footrest mat according to the fifth embodiment of the present invention will be described with reference to FIGS. 15 to 18. The same configuration or process as the first embodiment described above is omitted or simplified for simplicity of description.

15 is a flowchart schematically illustrating a manufacturing process of a vehicle footrest mat according to a fifth embodiment of the present invention. FIG. 16 is a side cross-sectional view illustrating a temporary molded article for upper and lower mats of a vehicle footrest mat according to a fifth embodiment of the present invention, and FIG. 17 is an upper mat after cutting along lines C1-C1 and C2-C2 of FIG. 16; 18 is a perspective view illustrating an intermediate mat and a lower mat, and FIG. 18 is a cross-sectional view illustrating a configuration of a vehicle footrest mat according to a fifth embodiment of the present invention.

15 to 18, in the manufacturing method of the vehicle footrest mat according to the fifth embodiment of the present invention, a first groove 211 having a predetermined depth is randomly or uniformly formed on an upper surface thereof. , Foam molding the temporary molded body 200 (see FIG. 16) in which a second groove (collection groove) 212 is formed at a position corresponding to the first groove 211 on a lower surface thereof (S200); The upper mat 210 and the sub-gauge molded body 300 are cut in the transverse direction along a first plane (the C1-C1 line in FIG. 16) crossing the first groove 211 of the temporary molded body 200. First cutting to make (S210); A second plane (C2-C2 line in FIG. 16) in which the sub-form formed by the primary cutting does not cross the groove 321 on the upper surface and the second groove (collecting groove) 212 on the lower surface in the molded body 300. Cutting in the transverse direction along the secondary cut to divide the middle mat 310 and the lower mat 320 (S220); Forming a rigid portion 330 that is relatively harder than the mat on at least one of the edges of the upper mat 210 formed by the first cut and the opposite surface of the lower mat 320 formed by the second cut (S230). ); And forming a detachable coupling part 340 at an edge of the opposite surface of the upper mat 210 and the lower mat 320 having the rigid part formed therein (S240).

In the forming step (S200) of the temporary molded body 200, the protrusions 213 (see FIG. 16 or FIG. 18) may be further formed on surfaces adjacent to the grooves 211.

In the forming step S200 of the temporary molded body 200, a foamed resin is added to a foaming device in which corresponding protrusions and protrusions are disposed so that the grooves 211 and the protrusions 213 are formed, and heated and foamed at a predetermined temperature to be molded. .

Next, the composition of the foamed resin for forming the temporary molded body 200 is as follows.

20 to 30 parts by weight of calcium carbonate (CaCO ₃ ) as a filler based on 100 parts by weight of a mixture of low density polyethylene (LDPE) and ethylene vinyl acetate (Ethylene-Vinyl Acetate), which are thermoplastic resins, in a range of 45 to 55 to 55 to 45 0.1 to 0.3 parts by weight of stearic acid (ST / a) as an additive, 0.1 to 0.3 parts by weight of DCP (Dicumyl peroxide) as a crosslinking agent, and 1 to 2 parts by weight of a blowing agent are prepared. At this time, it is preferable to further mix 2 to 5 parts by weight of carbon black (SRR) in order to increase the hardness of the foamed resin for forming the temporary molded article.

The first step of cutting the temporary molded body 200 (S210) is a horizontal cut along the C1-C1 line across the first groove 211 as shown in FIG. Two mats divided into the molded bodies 300 can be obtained.

At this time, the C1-C1 line for first cutting the temporary molded body 200 crosses the grooves 211, and is cut across at approximately 1/2 to 1/3 of the depth of the grooves. 210 has a collection hole 214, the sub-shaped molded body 300 has a groove 321 on the upper surface, and has a second groove (collection groove) 212 on the lower surface.

Here, the size of the opening of the collection groove (second groove) 212 is larger than the size of the lower opening of the collection hole 214 formed across the first groove 211 as shown in FIG. . Accordingly, the dust and the like collected in the collecting groove (second groove) 212 is caught by the bottom of the lower opening of the collecting hole 214 formed smaller than the opening of the collecting groove 212 is not easily scattered.

The groove 211 of the temporary molded body 200 has a tapered shape so as to expand toward the open side, and the planar cross-sectional shape is formed in a polygonal shape such as square, hexagon, and octagon.

Next, the step (S220) of cutting the sub-molded body 300 is transversely along the C2-C2 line that does not cross the collection groove (second groove) 212 and the groove 321 as shown in FIG. The two mats divided into the intermediate mat 310 and the lower mat 320 may be cut by cutting in the direction.

17 and 18, the intermediate mat 310 is a mat in which the second groove 212 is formed, and the lower mat 320 crosses the first groove 211 in the first cut. The cutting groove 321 is formed by cutting the mat.

Subsequently, in the forming of the rigid portion 330 (S230), the rod member made of a material having a relatively high rigidity, for example, metal or resin, may be formed of the upper mat 210 and the lower mat ( At least one of 320) may be provided through sewing, etc. to be located at one edge and embedded.

Forming the detachable coupling portion (S240) is the upper mat to detachably couple the edges of the opposite side of the upper mat 210 and the lower mat 320 in the state interposing the intermediate mat 310 in the middle Velcro members are sewn to the edges of the opposite surfaces of the 210 and the lower mat 320, respectively, or formed by combining male and female buttons.

Accordingly, the upper mat 210 and the lower mat 320 can be easily attached and sealed by a Velcro member or a male and female button, and can be separated.

In the fifth embodiment of the present invention, the intermediate cutting step for forming the intermediate mat 310 may be omitted, the intermediate mat 310 may be provided through a separate material and / or process is provided. have. In other words, the upper mold 210 is provided through the first cutting step of the provisional molded article having no second groove formed on the lower surface, and the sub-gaid molded member 300 is replaced by the lower mat 320. The intermediate mat 310 having the second groove 212 is provided through a separate material and / or a process and is then interposed between the upper mat 210 and the lower mat 320.

As described above, the vehicle footrest mat according to the fifth embodiment of the present invention includes an upper mat 210 having a collection hole 214; An intermediate mat 310 having a collecting groove 212 opposed to the collecting hole 214; Lower mat 320 is formed on the bottom surface irregularities; Rigid portion 330 is formed to be embedded in at least one of the edge of the opposing surface of the upper mat 210 and the lower mat 320; And a Velcro member or a male and female button that is formed at an edge of the opposite surface of the upper mat 210 and the lower mat 320 on which the rigid portion is formed.

Here, the upper mat 210, the middle mat 310 and the lower mat 320 is a low-density polyethylene (LDPE) and ethylene vinyl acetate (Ethylene-Vinyl Acetate) of 45 ~ 55 to 55 ~ 45 mixed with a thermoplastic resin 20 to 30 parts by weight of filler calcium carbonate (CaCO ₃ ), 0.1 to 0.3 parts by weight of stearic acid (ST / a) as an additive, 0.1 to 0.3 parts by weight of DCP (Dicumyl peroxide) as a crosslinking agent, And 1 to 2 parts by weight of the blowing agent are prepared. At this time, it is preferable to further mix 2 to 5 parts by weight of carbon black (SRR) in order to increase the hardness of the foamed resin for forming the temporary molded article.

The manufacturing method of the vehicle footrest mat according to the present invention as described above and the foothold mat produced by this, can be produced in the same process using a single body of the same material, the production process is easy and productivity can be increased, and the thickness is relatively It can be thinned, which can prevent material waste.

Further, according to the present invention, the size of the opening of the collecting groove of the intermediate mat collecting dust is larger than the size of the lower opening of the collecting hole of the upper mat, thereby stably closing foreign matters such as dust collected and preventing backflow of foreign matters. Accordingly, the interior of the vehicle can be maintained in a more comfortable environment.

In addition, according to the present invention, through the specific composition ratio of the materials of the scaffolding mat can prevent its deformation even for long time use, it is possible to ensure a long product life.

The embodiments and the accompanying drawings described in the present specification are merely illustrative of some of the technical ideas included in the present invention. Accordingly, the embodiments disclosed herein are for the purpose of describing rather than limiting the technical spirit of the present invention, and it is apparent that the scope of the technical idea of the present invention is not limited by these embodiments.

That is, the present invention as shown in Figure 19a and 19b is a configuration of the vehicle footrest mat according to the sixth embodiment of the present invention, the collection holes 10, 10 'of the upper mat (1, 1') hexagonal, etc. It can be configured in various ways, it may be further formed on the upper mat of the lower mat (2, 2 ') of the position corresponding to the collection hole engaging projection (2a) is fitted to the coupling hole. In addition, the anti-slip unevenness 2b may be formed in various forms on the bottom surfaces of the lower mats 2 and 2 ', and more preferably, the coating layer 2c is formed on the entire bottom surface of the lower mats 2 and 2'. The mat can be prevented from shrinking.

As described above, modifications and specific embodiments that can be easily inferred by those skilled in the art within the scope of the technical idea included in the specification and drawings of the present invention should be interpreted as being included in the scope of the present invention.

1,1 ': upper mat 2,2'; Bottom mat
3,3 ': non-slip protrusion 5': junction
8,8 ': Chiropractor 10,10: collecting hole
26,26 ': Lower protrusion
100, 200: temporary molded body 110: upper mat
120: bottom mat 111: groove
112, 213: protrusion 113, 214: collecting hole
121, 321: collection groove 212: groove
300: sub-molded object 310: intermediate mat
320: lower mat 330: rigid portion
340: coupling part

Claims (17)

In the mat used on the indoor floor of the car,
The foamed resin is made of a material having a cushion, the upper surface is formed with a plurality of collection holes (10), a plurality of acupressure protrusions (8, 8 ') around the collection holes (10, 10') Mats 1 and 1 ';
Lower mats (2, 2 ') formed to block the lower portions of the collecting holes (10, 10');
A joint 5 'attached to an edge of the upper mat 1' and the lower mat 2 ',
The foamed resin is 25 parts by weight of calcium carbonate (CaCO ₃ ) filler and additives based on 100 parts by weight of a mixture of low density polyethylene (LDPE), which is a thermoplastic resin, and ethylene vinyl acetate (Ethylene-Vinyl Acetate) at 50 to 50. A vehicle footrest mat comprising a mixture comprising 0.2 parts by weight of phosphorus stearic acid (ST / a), 0.15 parts by weight of DCP (Dicumyl peroxide) as a crosslinking agent, 1.2 parts by weight of blowing agent, and 2 parts by weight of carbon black (SRR).
The method of claim 1,
The lower mat (2, 2 ') is formed integrally with the upper mat (1, 1') or the vehicle footrest mat, characterized in that made of a different material and the upper mat (1, 1 ') and bonded.
The method of claim 1,
Lower protrusions 26 and 26 'are formed on the bottom of the lower mats 2 and 2', and the lower protrusions 26 and 26 'are smaller than the acupressure protrusions 8 and 8'. Scaffold mat.
The method of claim 1,
A coupling protrusion 2 is formed on the upper surface of the lower mats 2 and 2 'at positions corresponding to the collection holes 10 and 10' of the upper mats 1 and 1 'to be fitted into and coupled to the collection holes.
An anti-slip irregularity is formed on the bottom of the lower mat (2, 2 '), the vehicle footrest mat, characterized in that the anti-shrink coating layer is formed on the entire bottom surface of the lower mat (2, 2') is formed.
In the manufacturing method of the vehicle footrest mat,
Foam molding the foamed resin to form a temporary molded article having a plurality of grooves randomly or constantly formed on one surface thereof;
A cutting step of cutting in the transverse direction along a plane across the groove of the temporary molded body and dividing the upper mat and the lower mat; And
Forming a detachable joining portion at an edge of the opposing face of the upper mat and the lower mat,
The foamed resin is a filler of calcium carbonate (CaCO ₃ ) 20 with respect to 100 parts by weight of the mixture of a mixture of low density polyethylene (LDPE) and ethylene vinyl acetate (Ethylene-Vinyl Acetate) of 45 to 55 to 55 to 45 A manufacturing method of a vehicle footrest mat provided by mixing ~ 30 parts by weight, 0.1 to 0.3 parts by weight of stearic acid (ST / a) as an additive, 0.1 to 0.3 parts by weight of DCP (Dicumyl peroxide) as a crosslinking agent, and 1 to 2 parts by weight of a blowing agent.
6. The method of claim 5,
The foamed resin is provided by mixing 2 to 5 parts by weight of carbon black (SRR)
Method of making a footrest mat for a vehicle.
6. The method of claim 5,
Method of manufacturing a footrest mat for the vehicle foam-molded so that the protrusion is further formed on the upper surface of the temporary molded body in the foam molding step.
6. The method of claim 5,
In the foaming resin molding step, the temporary molded body is molded to be formed symmetrically,
And a step of symmetrically cutting the symmetrically formed temporary molded body before the cutting step.
In the vehicle footrest mat,
An upper mat having a plurality of collecting holes;
A lower mat having a plurality of collection grooves facing the collection holes; And
A detachable Velcro member or male and female button formed at an edge of the opposite side of the upper mat and the lower mat,
The upper mat and the lower mat are each formed by cutting across the groove in a single molded foam having a groove on one side,
The foamed molded article is a filler of calcium carbonate (CaCO ₃ ) 20 with respect to 100 parts by weight of the mixture of a mixture of low density polyethylene (LDPE) and ethylene vinyl acetate (Ethylene-Vinyl Acetate) of 45 to 55 to 55 to 45 It is provided through a foaming resin consisting of a mixture of ~ 30 parts by weight, 0.1 to 0.3 parts by weight of stearic acid (ST / a) additive, 0.1 to 0.3 parts by weight of DCP (Dicumyl peroxide) as a crosslinking agent, and 1 to 2 parts by weight of blowing agent Car footrest mat.
In the manufacturing method of the vehicle footrest mat,
Foaming the foamed resin to form a temporary molded article having a plurality of first grooves randomly or uniformly formed on an upper surface thereof and a second groove formed at a position corresponding to the first groove on a lower surface thereof;
Primary cutting so that the upper mat and the sub-divided into a molded body are cut transversely along a first plane across the first groove of the temporary molded body;
A groove is formed on the upper surface by the primary cutting, and the sub-gauge molded body is laterally cut along a second plane in which the sub-gauge having the second groove on the lower surface does not cross the groove, thereby forming an intermediate mat and a lower mat. Secondary cutting to divide into;
Forming a rigid rigid portion relative to the mat on at least one of an edge of the opposite surface of the upper mat and the lower mat;
A method of manufacturing a footrest mat for a vehicle comprising the step of forming a detachable coupling portion at an edge of an opposite surface of the upper mat and the lower mat having the rigid portion formed thereon.
In the manufacturing method of the vehicle footrest mat,
Foam molding the foamed resin to form a temporary molded article having a plurality of first grooves randomly or constantly formed on an upper surface thereof;
Cutting in a transverse direction along a plane across the first groove of the temporary molded part to divide the upper mat and the lower mat;
Providing an intermediate mat interposed between the upper mat and the lower mat and having a second groove formed at a position corresponding to the first groove;
Forming a rigid rigid portion relative to the mat on at least one of an edge of the opposite surface of the upper mat and the lower mat;
A method of manufacturing a footrest mat for a vehicle comprising the step of forming a detachable coupling portion at an edge of an opposite surface of the upper mat and the lower mat having the rigid portion formed thereon.
The method according to claim 10 or 11,
Method of manufacturing a footrest mat for the vehicle foam-molded so that the protrusion is further formed on the upper surface of the temporary molded body in the foam molding step.
The method according to claim 10 or 11,
And the size of the opening of the second groove is greater than the size of the cross-sectional area of the first groove crossing the first plane.
The method according to claim 10 or 11,
Forming the rigid part by sewing a rod member of metals or resins to be embedded along one edge of at least one of an upper mat and a lower mat;
Forming the detachable coupling portion is a method of manufacturing a footrest mat for a vehicle is formed by sewing a velcro member on the edge of the opposite surface of the upper mat and the lower mat or a male and female button.
In the vehicle footrest mat,
An upper mat having a plurality of collecting holes;
An intermediate mat having a collecting groove facing the collecting hole;
A lower mat coupled to the upper mat with the intermediate mat interposed therebetween, and having irregularities formed on a lower surface thereof;
A rigid portion embedded in at least one of edges of opposite surfaces of the upper mat and the lower mat; And
A vehicle footrest mat formed of a removable Velcro member or a male and female button formed at an edge of an opposite surface of an upper mat and a lower mat on which at least one of the rigid parts is formed.
16. The method of claim 15,
The upper mat, the middle mat and the lower mat are formed through a first cut that crosses the groove in the transverse direction and a second cut that does not cross the groove in a single temporary molded article of foamed resin foamed to form grooves on both sides thereof. ,
The foamed resin is a filler of calcium carbonate (CaCO ₃ ) 20 with respect to 100 parts by weight of the mixture of a mixture of low density polyethylene (LDPE) and ethylene vinyl acetate (Ethylene-Vinyl Acetate) of 45 to 55 to 55 to 45 It is provided through a foaming resin consisting of a mixture of ~ 30 parts by weight, 0.1 to 0.3 parts by weight of stearic acid (ST / a) additive, 0.1 to 0.3 parts by weight of DCP (Dicumyl peroxide) as a crosslinking agent, and 1 to 2 parts by weight of blowing agent Car footrest mat.
16. The method of claim 15,
And a size of a lower opening of the collection hole of the upper mat facing the collection groove of the intermediate mat is smaller than a size of the opening of the collection groove of the intermediate mat.

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