JPS63117721A - Production of shutter type bath lid - Google Patents

Abstract

(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Detailed Description of the Invention] [jlF, Field of Application on Beams and Summary of the Invention] The present invention provides a bath lid (hereinafter referred to as a shutter-type bath) in which a large number of horizontally arranged hollow cylinders are connected with a flexible soft synthetic resin. This relates to a method for manufacturing a shutter-type bath lid in which the uneven surface of the lid (referred to as a lid) is coated with a decorative film, and the process improves the manufacturing efficiency of this type of bath lid by making the process of covering the decorative film easier. .

[Prior art and its problems] A shutter-type bath lid covered with a decorative film having a pattern or the like is disclosed, for example, in Japanese Utility Model Application Publication No. 59-184587.

This has a structure as shown in FIGS. 8 and 9, and the bath lid is manufactured as follows.

First, connect the lower parts of a large number of horizontally arranged hollow cylinders (1), (1) with soft synthetic resin connecting members (io), (1o).
0, which are interconnected to create the bath lid body (39).
A decorative film (
20), and press the decorative film (20) onto the bath lid body (38) while pressing a pressure roller (5) with grooves carved into the outer peripheral surface that match the irregularities on the surface of the bath lid body (39).
).

However, when manufacturing a shutter-type bath lid using the above-mentioned conventional method, there is a problem in that the workability is poor.

This is because, in the above conventional method, when the decorative film (20) is coated and pasted, a special method is used to remove the peripheral edges of the decorative film (20) that remain and protrude from the outer periphery of the bath lid body (38). This is because it requires work.

That is, in the case of the above conventional method, the bath lid body (39) is covered with a decorative film (20) formed to have the same size as the bath lid body (39).
39), it is necessary to cover the bath lid body (39) with a decorative film (20) that is slightly larger than the bath lid body (33). The bath lid itself after being covered with a decorative film (
The outer layer of the decorative film (20) is provided with the ears (2) of the decorative film (20).
6) will remain prominent (see the imaginary line in Figure 8)
.

The decorative film remaining on the outer periphery of the bath lid body (39)
The ear part 20) will be cut out along the outer periphery of the bath lid body (39) with a cutter knife or the like, but in this case,
While the cutter knife must be used while almost touching the outer periphery of the bath 4 main body (39), care must be taken not to damage the bath lid main body (38), which requires skill.

Therefore, the work of removing the ears of the decorative film (20) takes time and effort, and the workability in manufacturing the bath lid is reduced.

[Technical issues] The present invention is based on "a plurality of hollow cylinders (1) arranged side by side.

(1) is connected to a flexible flexible synthetic resin connecting member (10);
These hollow cylinders (1) are interconnected by (10).

A method for manufacturing a shutter-type bath lid in which a decorative film (20) is coated and pasted on an uneven surface composed of (1), a connecting material (10), and (to), In order to improve workability, a decorative film (
20) It is an object of the present invention to eliminate the need for a special operation to remove the ear portion consisting only of the ears.

[Means] The technical means of the present invention for solving the problem described in item L is "hard synthetic resin hollow cylinders (1), (1) and soft synthetic resin connecting members (10) located on both sides thereof.

A long base material (4) consisting of (10) is integrally pressed into small pieces, and a decorative film (20) that is continuously fed out in the extrusion direction of the long base material (4) is attached to the long base material (4). Material (
4), and adhere the decorative film (20) to the elongated base material (4) while deforming it under pressure using a suppressing roller (5) so as to follow the uneven surface of the elongated base material (4). Then, the long base material (4) to which this decorative film (20) is attached is cut to a certain length to make unit bodies (3), (3), which are placed on both sides of the unit body (3). The connecting material (10) of another unit body (3) is joined to the connecting material (10) to form a unit body (3).
, (3) are connected sequentially.

[Effect] The above technical means works as follows.

First, the decorative film (20) and the long base material (4) are joined by adhesion or welding, and when using an adhesive, the long base material (4) is bonded to the long base material (4) in the process before attaching the decorative film (20). Surface of shaku base material (4) or decorative film (20)
In addition, when welding the long base material (4) and the decorative film (20), heat the pressure roller (5) in advance and apply adhesive to the back surface of the decorative film (20). )
When pressing the decorative film (20) with the suppression roller (5), the decorative film (20) is simultaneously heated.

The decorative film (20) fed in the extrusion direction of the long base material (4) is
The decorative film (20) is then pressed with a pressing roller (5) along the uneven surface of the long base material (4).
The substrate is pressed and deformed to adhere to the surface of the elongated substrate (4).

As a result, the decorative film (20) is continuously coated and adhered to the upper surface of the elongated base material (4).

If the long base material (4) with decorative film that is continuously produced as described above is continuously cut into lengths that match the width of the bathtub, a plurality of units (3) will be produced.

(3) will be built. And long base material (4)
When cutting the decorative film (20), the long base material (
Since it is simultaneously cut integrally with 4), the unit body (3)
, No unnecessary ears remain on the outer periphery of (3).
That is, there is no need for a special operation to remove the ear portion consisting only of the decorative film (20).

After that, the connecting members (10) of the above-mentioned one unit body (3) protruding from both sides are overlaid with the connecting members (10) of the other unit body (3), and the connecting members (10) are joined and connected, and this connecting operation is performed one after another. Connect the units (3) and (3) to the length of the bathtub.

Also, if necessary, open hollow cylinders (1), (1
) Attach the plugs (33) and (33) to both ends of the shutter to complete the shutter-type bath lid.

[Effect] Since there is no need for a special operation to cut out the ears made of only the decorative film (20), the workability in manufacturing the bath lid is improved accordingly.

[Embodiment] In an embodiment of the present invention, the connecting material (10) and (10) portions located at both ends of the extruded long base material (4) are not coated with the decorative film (20). It is.

According to this embodiment, there are the following advantages.

That is, when the surfaces of the connecting members (10) and (10) are also coated with the decorative film (20), the unit body (3
), (3), the overlapping connecting material (10), (10) is mutually connected to the connecting material (10),
(10) The above-mentioned decorative film (20) sandwiched between them will be welded. Therefore,
The decorative film (20), the connecting material (10), (
Even if a bonding failure occurs at either one of the joints with (10) and (10), the connecting members (10) and (10) will not be joined. On the other hand, the connecting members (lO) located at both ends
, (10) In the case of this embodiment 7f in which the surface is not coated with the decorative film (20), the connecting materials (10) and (10) can be connected without using the decorative film (20) as in the above example. Since they can be directly joined, the units (3) and (3) can be firmly connected to each other.

[Example] Next, the above-described example of the present invention will be described in detail with reference to the drawings.

FIG. 1 shows an apparatus for carrying out the manufacturing method of the present invention.

A decorative film (20) is placed on the downstream side of the extrusion mold (6).
A roll body (21) is disposed in which the roll body (21) is wound up.
The decorative film (20) fed out from the long base material (4)
A suppression roller (5) is provided which presses against the surface of the plate. Furthermore, a cutter (7) for roughly cutting the elongated base material (4) covered with the decorative film (20) is provided downstream of the suppression roller (5).

The extrusion mold (6) is a long piece consisting of a plurality of hollow cylinders (1), (1) made of hard synthetic resin and connecting members (ro), (to) made of soft synthetic resin located between them. Base material(
4) is extruded integrally (see Figure 7).

As shown in FIG. 2, the suppression roller (5) includes large diameter rollers (50), (50) and a small diameter roller (51).

(51) arranged coaxially, and a large diameter roller (50
) and the small diameter roller (51) can rotate independently of each other around a common axis (53). This is because the circumferential speeds of the large-diameter roller (50) and the small-diameter roller (51) must be made to match. This allows the small diameter roller (51) to rotate independently.

Further, in this embodiment, the pressure roller (5) is heated to a high temperature.

A long base material (4) is extruded from an extrusion die (6), and a decorative film (
20) and press the decorative film (20) along the surface of the elongated base material (4) with a pressure roller (5),
The decorative film (20) is deformed along the unevenness of the upper surface of the long base material (4) and is welded onto the long base material (4) by the heat received from the pressing roller (5). This long base material (4) is roughly cut to a certain length using a cutter (7), and then finished cut using a cutter (not shown) or the like to produce unit bodies (3), (3).

After that, the connecting material (10) of another unit (3) is overlapped with the connecting material protruding from the side of the unit (3) and welded to each other,
As a result, the shutter-type bath lid is completed by connecting the unit bodies (3) and (3) to an appropriate length. If necessary, plugs (33) as shown in FIG. 4 may be fitted and welded into the open ends of each hollow cylinder (1), (1).

In the second embodiment shown in FIG. 5, a small diameter roller (50), (50 ) and large diameter rollers (51) and (51), and between the small diameter rollers (50) and (5G) is a cutter (52) for cutting the decorative film (20).

(52) is a provision.

The large-diameter rollers (50), (50) move the long base material (4
) is disposed at a position facing the upper surface (mountain portion) of the hollow tube (1), (1), and corresponds to the upper surface portion of the hollow tube (1), (1) of the decorative film (20). is pressure-adhered to the elongated base material (4). In addition, a small diameter roller (5
1) and (51) are arranged at positions facing the connecting material portion, and press and adhere the remaining portion of the decorative film (20) to the elongated base material (4).

In this device, the decorative film (20) is welded onto the long base material (4) by the small diameter rollers (50), (50), and at the same time, the cutters (52), (52)
Accordingly, the decorative film (20) is connected to the connecting material (10),
(10), followed by a large diameter roller (5).
1).

(51), the remaining portions of the decorative films (20) and (20) are welded to the groove side walls of the hollow cylinders (1) and (1).

In this second embodiment, there is no fear that the decorative film (20) will extend in the width direction as in the tJSl example, and there is no risk that the design applied to the decorative film (20) will be deformed.

The width of the decorative film (20) is set in advance to be slightly larger than the long base material (4), and the decorative film (20) is rolled with a roller so that it almost matches the irregularities of the long base material (4). The decorative film (20) is attached to the elongated base material (4) by pre-deforming it in the width direction with a (not shown) and covering and pasting it on the upper surface of the elongated base material (4). It is also possible to prevent the decorative film (20) from stretching during the application.

Further, in each of the above embodiments, the decorative film (20) was heat-welded to the long base material (4), but it was not possible to adhere the decorative film (20) to the end surface of the long base material (4) or the back surface of the decorative film (20). Alternatively, the decorative film (20) may be applied to the elongated base material (4) using the adhesive.

[Brief explanation of the drawing]

Fig. 1 is a schematic diagram of an embodiment of the present invention, Fig. 2 is an enlarged perspective view of the pressing roller (5) portion, Fig. 3 is a unit body (3),
An explanatory diagram of the connection part of (3), Fig. 4 is a hollow cylinder (1),
(1); FIG. 5 is an explanatory diagram of the second embodiment; FIG. 6 is an enlarged view of the extrusion mold (8); and FIG. 7 is a perspective view of the unit (3). . Figures 8 and 9 are perspective views of a shutter-type bath lid manufactured using the conventional manufacturing method.・Long base material (5)... Suppressing roller (10)... 0 Connecting material (20)... Decorative film

Claims (1)

[Claims] [1] A plurality of horizontally arranged hollow cylinders (1), (1) are connected to each other by flexible flexible synthetic resin connecting members (10), (10); Hollow tubes (1), (1) and connecting material (1
A decorative film (
20) In the method for manufacturing a shutter-type bath lid, the hard synthetic resin hollow cylinders (1), (1
) and soft synthetic resin connecting members (10) located on both sides thereof
, (10) are integrally extruded, and a decorative film (20) that is continuously fed out in the extrusion direction of the long base material (4) is extruded into the long base material (4). The decorative film (20) is stacked on the upper surface of the base material (4), and the long base material (4) is pressed and deformed along the uneven surface of the long base material (4) using a pressing roller (5). The long base material (4) to which this decorative film (20) is attached is cut into a certain length to produce unit bodies (3), (3), and both sides of the unit body (3) are The connecting material (10) of the other unit body (3) is joined to the connecting material (10) located at the unit body (3), (
3) A method for manufacturing a shutter-type bath lid in which the steps are sequentially connected. [2] Connecting materials (10) located at both ends of the extruded long base material (4), decorative film (20) on the (10) portions.
A method for manufacturing a shutter-type bath lid according to claim 1, wherein the shutter-type bath lid is not coated.