JPS6378730A - Method for molding interior material and mold used therein - Google Patents

Abstract

PURPOSE:To enhance the efficiency of molding work and to obtain an interior material having excellent appearance, by inserting the interior material in the recessed part of a mold at a molding time while the rotary member provided on the end edge part of the mold is rotated in such a state that the interior material is brought into contact with said rotary member. CONSTITUTION:Recessed parts 34, 34 are formed to both sides of a lower mold 32 and a protruded part 35 is formed to the central part thereof while the protruded parts 36, 36 engaging with the recessed parts 34, 34 are provided to both sides of an upper mold 33 and a recessed part 37 is formed to the central part thereof. A rotary member 45 is arranged to the end edge part of the lower mold 32 on the side of the mold registering part 41 thereof so as to be linearly formed to the end edge part 42 of the lower mold 32 contacting with the raw sheet material 11 of a floor carpet at such an initial stage that said raw sheet material 11 is inserted in the recessed parts 34 of the lower mold 11 while being pressed by the protruded parts 36 of the upper mold 33. Therefore, the raw sheet material 11 of the floor carpet is inserted in the recessed parts 34 under pressure while contacting with the rotary member 45 and the contact resistance generated by the contact of the raw sheet material 11 with the end edge part of the mold is reduced to prevent the damage of the interior material.

Description

[Detailed Description of the Invention] [Field of Industrial Application] The present invention relates to a method and a mold for molding interior materials, etc. More specifically, the present invention relates to a molding method and a mold for interior materials, etc. More specifically, the present invention relates to a molding method and a mold for interior materials, etc. The present invention relates to a method for molding an interior material, etc., and a mold, which are arranged to form appropriate uneven portions on the interior material, etc. by matching a lower mold and an upper mold.

[Conventional technology]

2. Description of the Related Art Conventionally, there have been methods and molds for press-molding interior materials such as vehicle interior materials, such as floor carpets, to correspond to a desired floor shape. As shown in FIGS. 7 and 8, this mold 1 consists of a lower mold 2 and an upper mold 3. Concave portions 4, 4 are formed on both sides of the lower mold 2, and a floor is formed in the center. Convex portions 5 are formed corresponding to the shape, and convex portions 6.6 are provided on both sides of the upper die 3 to fit into the concave portions 4.4.
A concave portion 7 into which the convex portion 5 of the lower mold 2 can fit is formed in the center. Further, mold matching portions 2a and 3a are formed between the lower mold 2 and the upper mold 3, respectively.

Then, the raw fabric 11 of the floor carpet is arranged between the lower mold 2 and the upper mold 3, and the raw fabric 11 of the floor carpet is placed between the lower mold 2 and the upper mold 3, and the raw fabric 11 of the floor carpet is placed so as to give an appropriate tension to the raw fabric 11 of the floor carpet.
The end portion 11a of the carpet 1 is held by a clamp 13, and a lower mold 2 and an upper mold 3 are matched in this holding state to form a floor carpet 12 having an uneven portion as an interior material. . Original floor carpet 1
1 is formed from a carpet layer 14 on the front side and a banking material 15 on the back side.

[Problem that the invention seeks to solve]

However, when molding the floor carpet 12 as an interior material using the conventional mold 1, the edge portion 2b of the lower mold 2 on the mold matching portion 2a side and the convex portions 6, 6 of the upper mold 3 The original fabric 11 of the floor carpet is pressed between the outer edge 3b of the tip of There is a risk that the backing material 15 on the back side of the carpet layer 11 may be damaged or scraped off, and the sound insulation and shape retention properties of the floor carpet 12 after molding will deteriorate, and the fibers of the carpet layer 14 on the front side may be damaged. It has the drawback of falling out or breaking, and is prone to various troubles, resulting in poor work efficiency, and furthermore, there is a risk that the cushioning properties and appearance may deteriorate.

An object of the present invention is to improve the efficiency of molding work for interior materials, etc., and to prevent the back side or front side of the interior materials, etc. from being damaged or scraped off during molding, and to make the interior materials suitable for use as interior materials. An object of the present invention is to provide a method and a mold for molding an interior material, etc., which can produce an interior material with an excellent appearance without the risk of impairing various functions.

[Means for solving problems]

The present invention has been made in view of the above-mentioned problems, and the interior material, etc. is disposed between a mold consisting of a lower mold and an upper mold, and the interior material, etc. In a method for molding interior materials, etc., which molds appropriate unevenness,
A concave portion is formed on one of the lower mold and the upper mold, and a convex portion is formed on the other, and when the interior material, etc. is pressed and inserted by the convex portion into the concave portion of the mold, the interior A rotating member is provided at the edge of the mold where the materials come into contact, and the end of the interior material, etc. is held so as to give appropriate tension to the interior material, etc., and then the interior material, etc. is moved to the edge of the mold during molding. It is characterized by being inserted into the concave portion while rotating the rotating member in contact with the rotating member on the edge.

Another means of the present invention is provided with a lower mold and an upper mold, wherein one of the lower mold and the upper mold is formed with a concave part and the other is formed with a convex part, and the part is disposed between the lower mold and the upper mold. In a mold that is designed to form appropriate uneven parts on a molded interior material, etc., when the interior material, etc. is pressed by the convex part and inserted into the concave part of the mold, the interior material, etc. comes into contact with each other. A rotating member is disposed at the edge of the mold.

[Effect]

According to the method for molding interior materials, etc. according to the present invention, the ends of the interior materials, etc. are held so as to give an appropriate tension to the interior materials, etc., and then, during molding, the interior materials, etc. are held at the edges of the mold. It can be inserted into the concave part of the mold while rotating the rotary member by contacting the rotary member, and the contact resistance of the parts such as interior materials that come into contact with the edge of the mold can be significantly reduced. There is no risk of damaging the interior materials, etc., and there is no risk of impairing the various functions of the interior materials, and furthermore, there is no spread that can cause damage or other problems during the molding process, improving work efficiency. It is possible to significantly improve the

Further, according to the mold for interior materials, etc. according to the present invention, since the rotating member is provided at the edge of the mold, there is no risk of damaging the interior materials, etc., and various functions as interior materials can be achieved. In addition, the concave and convex parts formed on the lower and upper molds make it possible to form sharp and shaped uneven parts, molding interior materials etc. with an excellent appearance. It is something that can be done.

〔Example〕

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a method for molding interior materials and the like and a mold according to the present invention will be described below in detail with reference to the drawings.

1 and 2 schematically show an embodiment of a mold for interior materials, etc. according to the present invention, and this mold 31
consists of a lower mold 32 and an upper mold 33 that is fitted to the lower mold 32, and in this embodiment, as shown in FIG. 6, concave portions 34 and 34 are formed on both sides of the lower mold 32, A central protruding portion 35 is formed to correspond to the shape of the floor of a vehicle or the like. Further, the upper mold 33 has the recessed portion 34.3.
Convex portions 36, 36 that fit with 4 are formed on both sides, and a concave portion 37 is formed in the center.

Further, as for the interior material, in this embodiment, the case is shown in which it is applied to the floor carpet 12 of a vehicle etc. similarly to the prior art described above, but it is not limited to the floor carpet 12, and other interior materials, For example, it can be applied to a variety of interior materials such as molded ceilings, back garnishes, and door linings. The raw fabric 11 of this floor carpet is formed from a carpet layer 14 on the front side and a backing material 15 on the back side, and the backing material 15 is formed from a felt layer etc. formed by mixing thermoplastic resin etc. .

and an edge portion 42 of the lower mold 32 on the mold matching portion 41 side;
A rotating member 45 is disposed on one of the outer edge portions 43 of the tip of the convex portion 36 of the upper mold 33, in this embodiment, the edge portion 42 on the mold matching portion 41 side of the lower mold 32. There is. This rotary member 45 is connected to the lower mold 3 that comes into contact with the floor carpet original fabric 11 in the initial stage when it is inserted into the concave portion 34 of the lower mold 32 and the convex portion 3G of the upper mold 33.
It is formed in a straight line on the end edge portion 42 of No. 2.

The rotating member 45 is as shown in FIGS. 1 and 3, respectively.
A roller 46 formed along the longitudinal direction of the edge portion 42
The roller 46 has both ends 46a connected to the lower mold 3.
It is rotatably supported in a bearing hole 47 formed in the end edge 42 of No. 2. Incidentally, as shown in FIG. 4, both ends 46a of the roller 46 may be pivotally supported via bearings 48.

Further, a roller 46 is formed on a rotating shaft, and this roller 46
It is also possible to rotatably fit a coil spring, rotating ring, etc. to the outer periphery of the holder.

FIG. 5 shows a different embodiment of a mold for interior materials, etc. according to the present invention, and parts corresponding to those in the above-mentioned embodiment are given the same reference numerals, and further detailed explanation will be omitted. Although omitted, the cleaning brush 51 of the roller 46 is attached to the edge 42 of the lower die 32 so that its tip contacts the roller 46 as the rotating member 45, and the cleaning brush 51 of the floor carpet attached to the roller 46 is removed. It is designed to remove deposits such as dust.

Further, a discharge port 52 is provided in the lower mold 32 to lead out to the outside of the lower mold 32 so that deposits such as dust removed by the cleaning brush 51 do not fall onto the molding surface side of the lower mold 32. An air suction pump is connected to the air pipe (not shown) through an air pipe (not shown), so that deposits such as dust can be discharged from the discharge port 52.

Note that the diameter of the roller 46 of the rotating member 45 is formed to correspond to the curvature of the etch shape of the end edge 42 of the lower mold 32 of the mold 31. In addition, in this embodiment, the lower mold 3
Although a case has been described in which the rotating member 45 is provided on the end edge 42 of the upper die 33, a similar rotating member 45 as described above may be provided on the outer edge 43 of the convex portion 36 of the upper mold 33. be.

Next, an embodiment of the method for molding interior materials and the like according to the present invention will be described.

First, as shown in FIG. 6, an original fabric 11 of, for example, a floor carpet as an interior material is placed between a lower mold 32 and an upper mold 33. End portion 11a of the original fabric 11 of this floor carpet
is held by a movable clamp 57, and the original floor carpet 11 is held with an appropriate tension applied thereto.

At this time, the backing material 15 of the original fabric 11 of the floor carpet
The side thereof is arranged so as to face the lower mold 32.

Next, the lower mold 32 and the upper mold 32 are matched in the usual manner. As the convex portion 36 of the upper mold 33 presses the original floor carpet 11 against the concave portion 34 of the lower mold 32, the movable clamp 57 is pulled toward the end edge 42 of the lower mold 32 and moves. The original floor carpet 11 is inserted into the concave portion 34 of the lower mold 32. At this time, the raw floor carpet 11 comes into contact with the rotating member 45 of the edge portion 42 of the lower mold 32, and is pressed into the concave portion 34 while contacting this rotating member 45. That is, the roller 46 of the rotating member 45 rotates.

〔Effect of the invention〕

The above is the method and configuration of one embodiment of the method for molding interior materials, etc. and molding die according to the present invention. According to such method and configuration, appropriate tension is applied to the interior materials, etc. When it is press-inserted into the concave part of the mold, it comes into contact with the rotating member formed on the edge of the mold, and the rotary member can be press-inserted into the concave part while rotating. It is possible to significantly reduce the contact resistance generated by contacting the edge, there is no risk of damaging or scraping the interior materials, etc., and there is no risk of impairing various functions as interior materials. It is possible to significantly improve work efficiency and obtain interior materials etc. with excellent appearance.

[Brief explanation of the drawing]

Figures 1 to 3 show the structure of an embodiment of a mold for interior materials, etc. according to the present invention. Figure 1 is a partial perspective view of the mold, and Figure 2 is a view of the molding state. 3 is a partial sectional view of a rotating member, FIG. 4 is a partial sectional view showing different embodiments of the rotating member, and FIG. 5 is a partial sectional view of a mold showing different embodiments of the present invention. Figure 6 is a cross-sectional view of the mold with the interior material installed, and Figures 7 and 8 are cross-sectional views of the conventional mold and the mold being molded. be. In the figure, 11... Original fabric of floor carpet as interior material, 12... Floor carpet, 14... Carpet layer, 15... Banking material, 31... Molding mold, 3
2... Lower mold, 33... Upper mold, 34.37... Concave portion, 35° 36... Convex portion, 41... Mold matching portion,
42.43... Edge portion, 45... Rotating member, 46...
...Roller, 51...Cleaning brush, 52...Discharge port, 57...Movable clamp. Patent applicant: Ikeda Bussan Co., Ltd. Figure 1

Claims (4)

[Claims] (1) Interior material, etc. is arranged between molds consisting of a lower mold and an upper mold, and appropriate unevenness is formed on the interior material, etc. by fitting the lower mold and the upper mold. In the method for molding materials, etc., a concave portion is provided in either the lower mold or the upper mold,
A convex portion is formed on the other side, and a rotating member is provided at the edge of the mold with which the interior material, etc. comes into contact when the interior material, etc. is pressed by the convex portion and inserted into the concave portion of the mold. The end of the interior material, etc. is held so as to apply appropriate tension to the interior material, etc., and then, during molding, the interior material, etc. is brought into contact with the rotating member at the edge of the mold, and while the rotating member is rotated. A method for forming interior materials, etc., characterized by inserting the material into a concave portion. (2) The method for molding an interior material or the like according to claim 1, wherein the interior material is a floor carpet of a vehicle or the like. (3) An interior material, etc., comprising a lower mold and an upper mold, in which one of the lower mold and the upper mold has a concave part and the other has a convex part, and is disposed between the lower mold and the upper mold. In a mold that is configured to form appropriate uneven parts, the end of the mold that comes into contact with the interior material, etc. when the interior material, etc. is pressed by the convex part and inserted into the concave part of the mold. A mold for interior materials, etc., characterized by a rotating member arranged at the edge. (4) A mold for an interior material or the like according to claim 3, wherein the rotating member is a roller rotatably provided at an edge of the mold.