JP2000006179A - Molding machine for interior finishing material - Google Patents

Abstract

PROBLEM TO BE SOLVED: To alleviate a mold manufacturing cost and a mold weight by simplifying a structure of a press mold, and shortening the numbers of mold designing and manufacturing days, to eliminate a maintenance of a hydraulic system and to prevent a failure to draw via trimming and piercing according to wrong operating conditions of a hydraulic cylinder or the like. SOLUTION: A plurality of blade bearers 47, 48 are formed at a lower mold 42 of a press mold 41. A plurality of trimming blades 52 and piercing blades 51 are fixed to a positioned opposed to blade bearers 47, 48 of an upper mold 43. A molding pad 54 is vertically movably provided at the mold 43. The pad 54 is movably provided at a molding position where the blade 52 or the blade 51 is not projected by a spacer 59 and a trimming or piercing position where the blade 52 or the blade 51 is not projected. The pad 54 is urged by a spring 57 toward the opposed mold 42.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a molding apparatus for interior materials, and more particularly to a molding apparatus for floor carpets, molded ceilings, door trims, and other interior materials for vehicles. The present invention relates to an interior material forming apparatus for press-forming into a desired shape and forming trim or piercing at a desired position with a trim blade or piercing blade.

[0002]

2. Description of the Related Art Conventionally, floor carpets for vehicles, etc.
The molded ceiling, door trim, and other interior materials are formed by joining a carpet layer or a skin material to an interior base material or the like. These floor carpets and molded ceilings are relatively large, a plurality of mounting holes, piercings are formed by piercing blades for various purposes, and trimming is performed by trimming blades according to the external shape.

As shown in FIG. 7, in the case of a floor carpet 1 for a vehicle, a tunnel portion 2 extending in the front-rear direction is provided at a central portion.
Are formed at the front part, the inclined parts 3 are formed at the front part, the side parts 4 and 4 are formed at the both sides, and the partition parts 5 and 5 are formed between the side parts 4 and 4 and the tunnel part 2. Have been.

[0004] As shown in Fig. 8A, a trim of a floor carpet is cut by a trim blade in accordance with the shape of the floor of a vehicle or the like. For example, the front end of the inclined portion 3 corresponding to the front of the floor of the vehicle or the like,
It is cut by this trim blade. This cut portion is indicated by reference numeral 7. The piercing 8 is formed by a piercing blade. Further, as shown in FIG. 8B, a plurality of piercings 9a, 9b, 9c are formed in the partition portions 5, 5. In FIGS. 8A and 8B, arrows indicate the trim and piercing directions.

The floor carpet 1 of the vehicle or the like is shown in FIG.
(A), (b) and FIGS. 10 (a), (b),
A press forming die 11 including a lower die 12 and an upper die 13 is press-formed into a desired shape corresponding to the shape of the floor.
As shown in FIGS. 9A and 9B, the blade receiving portion 15 is
The upper die 13 is provided with a piercing blade 18 which is moved forward and backward by a hydraulic cylinder 17.

Further, as shown in FIGS. 10 (a) and 10 (b), blade receiving portions 21 and 22 are formed on the lower die 12, and pierce blades 27 and 2 which advance and retreat by hydraulic cylinders 24 and 25 are formed on the upper die 13.
8 are provided. A trim blade 31 is provided on the upper die 13 so as to advance and retreat by a hydraulic cylinder 32, and a blade receiving portion 33 is formed on the lower die 12. The side end cut by the trim blade 31 is indicated by reference numeral 10.

The slope 3 of the floor carpet 1 corresponding to the front of the floor of the vehicle or the like, as shown in FIG.
With the piercing blade 18 retracted, the lower mold 12 and the upper mold 1
3 are pressed and formed into a desired shape,
As shown in FIG. 9B, the piercing blade 18 is advanced by the hydraulic cylinder 17 to form the piercing 8. Although the front end of the inclined portion 3 is cut by a trim blade, the lower die 12 and the upper die 13 have no space for installing a hydraulic cylinder or a trim blade, and are trimmed in the next step.

Further, as shown in FIG. 10A, the partition 5 between the side portion 4 and the tunnel portion 2 of the floor carpet 1 is moved downward with the piercing blades 27, 28 and the trim blade 31 retracted. The mold 12 and the upper mold 13 are matched and press-molded into a desired shape. Then, as shown in FIG. 10B, the piercing blades 27 and 28 and the trim blade 31 are advanced by the hydraulic cylinders 24 and 25 and the hydraulic cylinder 32. Then, trims of the piercings 9a and 9c and the side end 10 are formed. The piercing 9b has no space for installing a hydraulic cylinder or trim blade, and is pierced in the next step.

[0009]

A plurality of blade receiving portions 15, 21, 22 are formed inside a lower die 12 of a press forming die 11 of a conventional interior material forming apparatus. Pierce blades 18, 27, 28 which are advanced and retracted by hydraulic cylinders 17, 24, 25 are provided, and a trim blade 31 is provided on the side of the upper die 13 so as to advance and retract by a hydraulic cylinder 32. Therefore, a hydraulic circuit, an electric circuit, and a control device are required, so that a complicated press-molding die structure is required, and the number of days for designing and manufacturing the die increases, and the weight of the die increases.

Further, frequent maintenance of the hydraulic system is required, and there is a possibility that a molded product with a desired accuracy cannot be obtained due to malfunction of the hydraulic cylinder or the like. Furthermore, two steps, trimming and piercing, are required, and the operation is complicated.

SUMMARY OF THE INVENTION It is an object of the present invention to simplify the structure of a press mold, shorten the mold design and production days, reduce mold production costs and mold weight, eliminate the need for hydraulic system maintenance, and operate hydraulic cylinders and the like. Due to the malfunction, the loss of trimming and piercing can be eliminated, and the two processes of trimming and piercing can be made into one process, and a molded product with the desired accuracy can be obtained. A device for forming a material is provided.

[0012]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and an apparatus for molding an interior material according to the first aspect of the present invention press-molds an interior material into a desired shape using a press mold. In an interior material forming apparatus for forming a trim or piercing at a desired position by a trim blade or a piercing blade, the press forming die includes a lower die and an upper die, and the blade receiving member is mounted on one of the press forming dies. Part is formed, and a trim blade or a piercing blade is fixed at a position facing the blade receiving part of the other mold, and a molding pad is provided so as to be vertically movable, and the molding pad does not protrude from the trim blade or the piercing blade. It is characterized in that it can be moved to a molding position and a trim or piercing position where a trim blade or a piercing blade projects.

According to a second aspect of the present invention, there is provided an interior material forming apparatus for press-forming an interior material into a desired shape using a press mold and forming a trim or piercing at a desired position using a trim blade or a piercing blade. In the molding apparatus, the press mold includes a lower mold and an upper mold, and a plurality of blade receiving portions are formed in one of the press molding dies, and at a position facing the blade receiving portion of the other mold. A plurality of trim blades or piercing blades are fixed, and a molding pad is provided so as to be able to move up and down, the molding pad is a molding position where the trim blade or piercing blade does not protrude by the spacer and a trim or piercing blade is protruding. The molding pad can be moved to the piercing position, and the molding pad is urged by a spring in one of the opposite mold directions.

According to a third aspect of the present invention, there is provided an interior material forming apparatus for press-forming an interior material into a desired shape using a press mold and forming a trim or piercing at a desired position with a trim blade or a piercing blade. In the molding apparatus, the press mold includes a lower mold and an upper mold, and a plurality of blade receiving portions are formed in one of the press molding dies, and at a position facing the blade receiving portion of the other mold. A plurality of trim blades or piercing blades are fixed, and a molding pad is provided so as to be able to move up and down, the molding pad is a molding position where the trim blade or piercing blade does not protrude by the spacer and a trim or piercing blade is protruding. Piercing position, the spacer is made movable by a cylinder mechanism, and one of the molding pads is opposed by a spring. Characterized in that it is biased in the direction.

According to the apparatus for forming an interior material according to the first aspect of the present invention, the blade receiving portion is formed on one of the press forming dies, and is provided at a position facing the blade receiving portion of the other die. A trimming pad or a piercing blade is fixed, and a molding pad is provided so as to be movable up and down. The molding pad is located at a molding position where the trim blade or the piercing blade does not project and at a trim or piercing position where the trim blade or the piercing blade projects. Since it is made to be able to move, the interior material can be press-molded to a desired shape by the molding pad, and the interior material can be trimmed or pierced at a position where the trim blade or the piercing blade projects from the molding pad, The mold structure can be simplified.

According to the apparatus for molding an interior material according to the second aspect of the present invention, a plurality of blade receiving portions are formed on one of the press forming dies, and the blade receiving portion of the other die is formed. A plurality of trim blades or piercing blades are fixed at opposing positions, and a molding pad is provided so as to be vertically movable, and the molding pad has a molding position and a trim blade or piercing blade where the trim blade or piercing blade does not project by the spacer. The molding pad can be moved to the protruding trim or piercing position, and the molding pad is urged in the direction of one of the opposite molds by a spring, so that the interior material can be press-molded into a desired shape by the molding pad. The interior material can be trimmed or pierced at the position where the trim blade or piercing blade protrudes from the molding pad by moving the spacer. Ri because it is biased in one of the mold opposite directions, can be trimmed or pierced while holding the molded state of the interior material, it is possible to simplify the mold structure.

According to the apparatus for molding an interior material according to claim 3 of the present invention, a plurality of blade receiving portions are formed on one of the press forming dies, and the other of the press receiving dies is provided with a plurality of blade receiving portions. A plurality of trim blades or piercing blades are fixed at opposing positions, and a molding pad is provided so as to be able to move up and down, and the molding pad has a molding position and a trim blade or piercing blade where the trim blade or piercing blade does not project by the spacer. The spacer is made movable by a cylinder mechanism, and the molding pad is urged by a spring in one of the opposing mold directions. The material can be pressed into the desired shape, and the spacer is moved by the cylinder mechanism, so that the trim pad or Can edge is trimmed or pierced interior material in position projecting, since the molded pad is urged into one of the mold opposite directions by the spring,
Trimming or piercing can be performed while the molding state of the interior material is maintained, and the mold structure can be simplified.

[0018]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, an apparatus for molding an interior material according to the present invention will be described in detail with reference to the drawings. 1 (a), (b),
(C) shows a floor carpet 1 as an interior material molded using the interior material molding apparatus according to the present invention,
7 and 8 (a) and 8 (b) are denoted by the same reference numerals, and further detailed description is omitted.
Trims 7, 10 and piercings 8, 9a, 9b, 9c are formed in one step.

FIGS. 2 (a) and 2 (b) to 6 (a) and 6 (b)
The outline of the embodiment of the interior material forming apparatus according to the present invention is respectively shown, in the present embodiment, a case where the interior material is applied to a floor carpet for a vehicle will be described. It is not limited.

As shown in FIGS. 2 (a) and 2 (b), the press forming die 41 includes a lower die 42 and an upper die 43, and guide posts which are fitted into four corners of the lower die 42 and the upper die 43. 44,4
5 are provided. As shown in FIGS. 3A and 3B,
Blade receiving portions 47, 48 are formed on one of the press forming dies 41, in this embodiment, the lower die 42, and a position facing the blade receiving portions 47, 48 of the upper die 43, which is the other die. Are fixed with a plurality of piercing blades 51 and trim blades 52.

As shown in FIGS. 5A and 5B, a plurality of blade receiving portions 48, 49a, 49
b, 49c are formed, and the blade receiving portions 48, 4 of the upper die 43 are formed.
A plurality of trim blades 52 and piercing blades 55a, 55b, 55c are fixed at positions facing 9a, 49b, 49c.

The upper die 43 includes a base portion 53 and a molding pad 54 provided below the base portion 53 so as to be vertically movable.
And The floor carpet 1 is formed into a floor shape of a vehicle or the like by the forming pad 54 and the lower mold 42. The molding pad 54 is urged by a spring 57 in the direction of the lower mold 42 which is one of the molds facing the molding pad 54.

The molding pad 54 includes spacers 59, 6
0 and the piercing blades 51, 55a, 55
b, 55c and the trimming blade 52 do not protrude from the molding surface of the molding pad 54, and the piercing blades 51, 55a, 5
The molding pad 54 can be moved to a piercing or trim position where 5b, 55c and the trim blade 52 protrude from the molding surface of the molding pad 54. A plurality of the spacers 59 are provided inside the molding pad 54, and the spacers 60 are provided on the guide posts 44 at the four corners of the lower mold 42 of the press mold 41, as shown in FIG.

The spacers 59, 60 are movable by cylinder mechanisms 61, 62. Since the cylinder mechanisms 61 and 62 move the spacers 59 and 60, a simple air cylinder or the like can be used. The molding pad 54 is held at a position lowered by the thickness of the spacers 59 and 60, and FIG.
(B), as shown in FIG. 5 (b), piercing blades 51, 55
a, 55b, 55c and the trim blade 52
Is held at a molding position that does not protrude from the molding surface.

Further, the spacers 59, 60 are moved by the cylinder mechanisms 61, 62, and the spacers 59, 60 are moved.
Is moved to the position where the position restriction of the molding pad 54 is released, the molding pad 54 is moved to the piercing blades 51, 55a, 55.
4B, 55c and the fixed position of the trim blade 52 can be raised by the thickness of the spacers 59, 60.
As shown in FIG. 6B, when the lower die 42 and the upper die 43 of the press forming die 41 are clamped, the piercing blades 51, 55 are formed.
a, 55b, 55c and the trim blade 52
Pierced or trimmed from the molding surface of

As shown in FIGS. 3 (b) and 5 (b),
After molding the floor carpet 1 with the molding pad 54, the base 53 of the upper mold 43 is raised by several mm as shown in FIGS.
Even if the spacers 59 and 60 are moved by the, the molding pad 54 is urged in the direction of the lower mold 42 by the spring 57 to maintain the molding state.

In this state, as shown in FIGS. 4B and 6B, by clamping the upper die 43, the piercing blades 51, 55a, 55b, 55 are formed from the molding surface of the molding pad 54.
The c and trim blades 52 can be protruded for piercing and trimming.

The lower die 42 and the upper die 4 of the press forming die 41
The configuration of 3 is not limited to the illustrated one, and the piercing blades 51, 55a, 55b, 55c and the trim blade 5
The position and number of 2 can be appropriately changed.

[0029]

The above is an embodiment of the apparatus for molding an interior material according to the present invention. According to the apparatus for molding an interior material according to claim 1 of the present invention, any one of the press molds is used. A blade receiving portion is formed on the mold, a trim blade or a piercing blade is fixed at a position facing the blade receiving portion of the other mold, and a molding pad is provided so as to be movable up and down. Since it is made to be able to move to the molding position where the blade does not protrude and the trim or piercing position where the trim blade or piercing blade protrudes, the interior material can be press-molded into a desired shape by the molding pad. The interior material can be trimmed or pierced at the position where the trim blade or the piercing blade protrudes, and the mold structure can be simplified.

According to the apparatus for molding an interior material according to a second aspect of the present invention, a plurality of blade receiving portions are formed on one of the press-molding dies, and the blade receiving portion of the other die is formed. A plurality of trim blades or piercing blades are fixed at opposing positions, and a molding pad is provided so as to be vertically movable, and the molding pad has a molding position and a trim blade or piercing blade where the trim blade or piercing blade does not project by the spacer. The molding pad can be moved to the protruding trim or piercing position, and the molding pad is urged in the direction of one of the opposite molds by a spring, so that the interior material can be press-molded into a desired shape by the molding pad. The interior material can be trimmed or pierced at the position where the trim blade or piercing blade protrudes from the molding pad by moving the spacer. Ri because it is biased in one of the mold opposite directions, can be trimmed or pierced while holding the molded state of the interior material, it is possible to simplify the mold structure.

According to the apparatus for molding an interior material according to claim 3 of the present invention, a plurality of blade receiving portions are formed on one of the press forming dies, and the blade receiving portion of the other die is formed. A plurality of trim blades or piercing blades are fixed at opposing positions, and a molding pad is provided so as to be able to move up and down, and the molding pad has a molding position and a trim blade or piercing blade where the trim blade or piercing blade does not project by the spacer. The spacer is made movable by a cylinder mechanism, and the molding pad is urged by a spring in one of the opposing mold directions. The material can be pressed into the desired shape, and the spacer is moved by the cylinder mechanism, so that the trim pad or Can edge is trimmed or pierced interior material in position projecting, since the molded pad is urged into one of the mold opposite directions by the spring,
Trimming or piercing can be performed while the molding state of the interior material is maintained, and the mold structure can be simplified.

According to the present invention, the structure of the press mold is simplified, the design and production time of the mold are reduced, the mold production cost and the mold weight are reduced, the maintenance of the hydraulic system is not required, and the operation of the hydraulic cylinder and the like is performed. Due to the malfunction, the loss of trimming and piercing can be eliminated, and the two processes of trimming and piercing can be made into one process, and a molded product with the desired accuracy can be obtained. An apparatus for forming a material can be obtained.

[Brief description of the drawings]

FIG. 1 shows a floor carpet as an interior material molded using an interior material molding apparatus according to the present invention,
(A) is a plan view of a floor carpet, (b) is a sectional view taken along line AA of (a), and (c) is a sectional view taken along line BB of (a).

2A and 2B show an interior material forming apparatus according to the present invention, wherein FIG. 2A is a plan view of an upper mold, and FIG. 2B is a plan view of a lower mold.

FIG. 3 (a) is an interior material forming apparatus according to the present invention.
Fig. 3 shows a press mold corresponding to an upper mold position indicated by a GG line, wherein (a) is a cross-sectional view of the press mold in an open state, and (b) is a cross-sectional view of the press mold. .

FIG. 4 (a) shows an interior material forming apparatus according to the present invention.
Fig. 2 shows a press-molding die corresponding to the position of the upper die of the press-molding die indicated by the line GG. Sectional drawing of the state which clamped the shaping | molding die and performed the trimming process and the piercing process.

FIG. 5 (a) shows an interior material forming apparatus according to the present invention.
2A and 2B show a press mold corresponding to an upper mold position indicated by an HH line, wherein FIG. 2A is a cross-sectional view of the press mold in an open state, and FIG. .

FIG. 6 (a) shows an interior material forming apparatus according to the present invention.
2A and 2B show a press mold corresponding to an upper mold position indicated by an HH line, wherein FIG. 2A is a cross-sectional view showing a state where the upper mold of the press mold is slightly raised, and FIG. Sectional drawing of the state which clamped the shaping | molding die and performed the trimming process and the piercing process.

FIG. 7 is a plan view of a floor carpet as a conventional vehicle interior material.

FIG. 8 shows a conventional floor carpet, in which (a)
7 is a sectional view taken along the line AA in FIG. 7, and FIG. 7B is a sectional view taken along the line BB in FIG.

9A and 9B show a press mold corresponding to FIG. 8A of the conventional floor carpet, in which FIG. 9A is a cross-sectional view of the press mold in an open state, and FIG. .

10A and 10B show a press mold corresponding to FIG. 8B of the conventional floor carpet, in which FIG. 10A is a cross-sectional view of the press mold in an open state, and FIG. .

[Explanation of symbols]

 Reference Signs List 1 floor carpet 7 trim 8 piercing 9a piercing 9b piercing 9c piercing 10 side end 41 press forming die 42 lower die 43 upper die 44 guide post 45 guide post 47 blade receiving portion 48 blade receiving portion 49a blade receiving portion 49b blade receiving portion 49c Blade receiving part 51 Pierce blade 52 Trim blade 53 Base part 54 Molding pad 55a Pierce blade 55b Pierce blade 55c Pierce blade 57 Spring 59 Spacer 60 Spacer 61 Cylinder mechanism 62 Cylinder mechanism

Claims (3)

[Claims] 1. An interior material forming apparatus for press-forming an interior material into a desired shape by a press mold and forming trim or piercing at a desired position by a trim blade or a pierce blade, wherein the press mold includes a lower mold. An upper die is provided, and a blade receiving portion is formed on one of the press forming dies, and a trim blade or a piercing blade is fixed at a position facing the blade receiving portion of the other die, and can move up and down. A molding pad provided in the interior, wherein the molding pad can be moved to a molding position where the trim blade or the piercing blade does not project and a trim or piercing position where the trim blade or the piercing blade projects. Material molding equipment. 2. An interior material forming apparatus for press-forming an interior material into a desired shape by a press molding die and forming trim or piercing at a desired position by a trim blade or a piercing blade, wherein the press molding die is a lower mold. An upper die, a plurality of blade receiving portions are formed in one of the press forming dies, and a plurality of trim blades or piercing blades are fixed at positions facing the blade receiving portions of the other die. A molding pad is provided so as to be vertically movable, and the molding pad can be moved to a molding position where the trim blade or the piercing blade does not project by the spacer and a trim or piercing position where the trim blade or the piercing blade projects, An interior material molding apparatus, wherein a molding pad is urged by a spring in one of opposite mold directions. 3. An interior material forming apparatus for press-forming an interior material into a desired shape using a press mold and forming trim or piercing at a desired position with a trim blade or a pierce blade, wherein the press mold includes a lower mold. An upper die, a plurality of blade receiving portions are formed in one of the press forming dies, and a plurality of trim blades or piercing blades are fixed at positions facing the blade receiving portions of the other die. A molding pad is provided so as to be vertically movable, and the molding pad can be moved to a molding position where the trim blade or the piercing blade does not project by the spacer and a trim or piercing position where the trim blade or the piercing blade projects, The spacer is made movable by a cylinder mechanism, and the molding pad is urged by a spring in one of the opposite mold directions. Molding apparatus of Paneling.