JPH0774576B2 - Fabric slats manufacturing equipment - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for manufacturing cloth slats for horizontal blinds.

[0002]

2. Description of the Related Art As is well known, in a horizontal blind, a large number of slats made of narrow thin plate materials are rotatably and vertically arranged for adjusting a light shielding state by a ladder cord hanging from a head box. It is provided so that it can be hung while keeping the space between them, and can be operated from the state where the slats are folded up by the lifting cord to the state where they are lowered to cover the entire surface of the window. The width is about 30 mm, and the length is about 1 m or more and is formed of a thin and thin plate material made of, for example, aluminum. Generally, in order to assemble the elevating cord, at least two places separated in the longitudinal direction. It has a structure with a hole penetrating at the position.

Such a horizontal blind has long been used as a dimmer for windows in offices and the like, but recently, the character as an interior is also emphasized, and gradually, even at a personal and home level. There is a tendency for the demand to increase, and in response to this, many kinds of color slats, those coated with cloth, paper, resin, etc., and a new bag with a warm texture by gently covering the slats. Blinds that bring about a novel decorative effect have also been proposed (Jitsuko Sho 52-56001, Shokai 62-21).
298).

By the way, the slat covered with the cloth bag is required to be made into a bag and the plate material is put therein, as compared with a slat made of a normal aluminum plate material. There is a problem that the manufacturing work is troublesome and burdensome and cannot be mass-produced, so that it is difficult to widely spread in terms of cost and productivity.

[0005]

Therefore, the present inventor has conducted extensive studies for the purpose of developing a manufacturing apparatus suitable for mass-producing slat covered with a cloth bag, and has made it easy to use a simple apparatus. The present invention has completed the device of the present invention which enables the production of slats with high productivity.

That is, according to the present invention, a metallic slat body is loosely wrapped in a cloth bag so as to bring about a new texture of the slats and a novel decorative effect, and an air layer is formed in the gap between the bag and the metal plate to form a blind. The object of the present invention is to provide a manufacturing apparatus suitable for manufacturing a slat having a structure devised so that the temperature on both sides can be buffered.

Another object of the present invention is also suitable for manufacturing a slat having a structure devised so as to solve the problem that the slat and the bag are misaligned during use when the metal slat body is loosely encapsulated. To provide a manufacturing apparatus.

Still another object of the present invention is to provide a manufacturing apparatus having a simple structure, a small number of mechanical moving parts, and excellent durability.

[0009]

Means and Actions for Solving the Problems The present inventor has made a plurality of slender main bodies made of long and slender plates parallel to each other between heat-bondable front cloths and back cloths at intervals in the width direction. The supporting and conveying means for conveying the stacked three-layered body in the longitudinal direction of the slat body while horizontally supporting it, and the front cloth and the back cloth with a small width outside the side edge of each slat body. And an ultrasonic vibrating device for welding and cutting along the lengthwise direction. In this ultrasonic vibrating device, the projection is in contact with a line for welding and cutting from the upper side or the lower side of the conveyed three-layer superposed body. And a vibrating piece facing the fixed die from the opposite side of the three-layer superposed body,
The above object was achieved by completing a device for manufacturing a cloth slat characterized by vibrating ultrasonically in the vertical direction of the vibrating piece.

According to the manufacturing apparatus of the present invention, a large number of cloth slats can be manufactured at a time by processing a large number of slat bodies arranged side by side between a wide range of front cloths and back cloths.

The ultrasonic vibrating device used in the present invention is typically composed of a combination of a lower fixed die and an upper vibrating table. A vibrating element is used and can be configured using a known ultrasonic vibration device.

By providing the fixed die so as to have a convex arcuate projection toward the three-layer superposed body, it is often possible to concentrate vibration heat for fusing and cutting. It is preferable that both the left and right sides of the protrusion are formed into a mountain-shaped tapered surface.

An example of the structure of the manufacturing apparatus of the present invention is one in which the superposed body is continuously conveyed to an ultrasonic vibration device provided at a fixed position. As such a structure,
A first feeding means for moving a large number of slender elongated plate slats in parallel in the longitudinal direction at regular intervals in the width direction;
The second feeding means for unwinding and feeding the backing cloth from the roll so as to come into contact with the lower surfaces of all the parallel slatted main bodies, and the roll so as to come into contact with the upper surfaces of all the parallel slid main bodies. And a third feeding means for unwinding and feeding the front cloth from the slat, and by means of these feeding means, the slat body, the front cloth and the back cloth are superposed and sent to the position of the ultrasonic vibration device. It can be illustrated as a preferable apparatus of the system.

In addition to the above configuration of the present invention, an adhesive device for adhering the adhesive margin portions of the front cloth and the back cloth may be provided in the preceding stage of the ultrasonic vibration device. In particular, a pressure-applying type adhesive device using rollers is provided, and the feeding speed of the front cloth (and / or the back cloth) at this position is changed from the feeding speeds of the first and second feeding means described above. It is also possible to manufacture slats in which (and / or the backing fabric) is provided with slack in the longitudinal direction.

In order to prevent the slat main body and the bag from being displaced during use, an adhesive means for adhering the back surface of the slat main body and the back cloth, for example, a pair of upper and lower members for pressing the three-layer superposed body from above and below. A manufacturing apparatus provided with a roll or the like is also exemplified as a preferable one.

Further, for example, by using a pleats covering the surface of the slat main body and having pleats along the lengthwise direction or random unevenness, a slat having an air layer on the surface side can be easily manufactured.

When a slat is manufactured by using the manufacturing apparatus of the present invention, the material of the front cloth and the back cloth applicable to the slat is not particularly limited as long as it has heat-sealing property, and by applying an adhesive. It may be provided with heat-sealing property, and may be a woven fabric of natural fiber, regenerated fiber, synthetic fiber such as polyester,
It may be any of non-woven fabrics. As the surface cloth, a pleated cloth or a cloth preliminarily processed to have random irregularities such as a staggered pattern can be used. Of course, it is also preferable to use a cloth having an appropriate print pattern.

The back cloth may be adhered to the back surface of the slat body, and in this case, after the back cloth is adhered, the front cloth may be covered and the width edges of the front cloth and the back cloth may be adhered. It is sufficient that the backing cloth is adhered to the slat body as long as the backing cloth is not displaced relative to the slat body. Of course, it is also possible to adopt a type in which the strips are adhered in a linear shape in the longitudinal direction or another type. The front cloth, the back cloth, and the slat body may be adhered to each other by heat fusion or by using an adhesive, depending on the nature of the cloth itself. Not something.

The slat body is not particularly limited, but a conventional thin aluminum plate (100 to 150 microns) can be used as it is.

The manufacturing apparatus of the present invention, having the above-mentioned structure, can easily mass-produce the cloth slats in which the slat body is wrapped in the cloth bag.

[0021]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below based on the embodiments shown in the drawings.

FIGS. 3 to 5 show an outline of an example of the cloth slats manufactured by the apparatus of the present invention. The slats 8 made of a long plate made of an aluminum material and the back surface of the slats 8 are shown. It comprises a back cloth 9 which covers and has narrow edges on both sides in the width direction thereof, and a front cloth 7 which covers the surface of the slat material and has a narrow edge like the back cloth.
And the back cloth 9 is adhered at the edges of the edges to form a cloth bag as a whole. In addition, the cloth slats in the examples of FIGS. 3 and 5 have the adhesive sheet 1 on the front and back surfaces of the slats.
6 is shown as an example of pasting with hot melt,
It is not particularly limited to this, and FIG. 4 shows an example in which the slat material and the front cloth and the back cloth are not adhered. Alternatively, the cloth 7 may be pleats or the like that have been previously processed.

Embodiment 1 FIG. 1 and FIG. 2 show a portion in which an ultrasonic vibrating device as a fusing cutting device, which is a characteristic portion of an example of the manufacturing apparatus of the present invention, is arranged. The vibrating device is a table cloth 7,
A plurality of layers are provided in the middle of the route along which the three-layer superposed body of the back cloth 9 and the slat member 8 between them is conveyed, and the projection is in contact with the cutting line from the lower side of the superposed body. Fixed die 2 as a disc-shaped ultrasonic receiving blade,
The vibrating table 10 has a plurality of fixed dies 2 and a vibrating piece 1 facing the cutting line from the upper side of the superposed body, and the vibrating table 10 is driven by a driving means (not shown). The vibrating reed 1 is ultrasonically vibrated vertically with respect to the fixed die 2. The fixed die 2 of this example is shown in FIGS.
By forming a disc shape as shown in FIG. 3, a convex arc is formed upward along the conveying direction of the superposed body, thereby forming an area for concentrating vibrating heat for fusing cutting with the vibrating piece 1. It is provided so as to be substantially limited to points (spots).

For the same purpose, the fixed die 2 having a disk shape is provided with tapered surfaces 22 and 22 whose peripheral portions are chamfered in a mountain shape in the width direction.

Reference numeral 3 is a mount for supporting the disc-shaped fixed die 2 described above. The mount 4 to which the fixed die 2 is fixed by two screws can be vertically adjusted by a wedge-shaped level adjusting member 5. It is made possible.

With respect to the welding and cutting portion where the ultrasonic vibration device having such a configuration is arranged, slats 8 made of a long and slender plate are spaced at a constant length in the width direction, and a front cloth 7 and a back cloth. The three layers of the superposed bodies arranged in parallel between 9 are aligned and conveyed. At this time, the vibrating piece 1 of the ultrasonic vibrating device vibrates ultrasonically, and the front cloth 7 and the back cloth 9 are cut along the cutting line.
Are cut in the longitudinal direction and are welded at the same time, and this becomes the welded portion 15, and a large number of cloth slats shown in FIGS. 3 and 4 are simultaneously manufactured.

In order to convey the above-mentioned three-layer superposed body, an operator manually operates or a device is used in which the tip of the slat material portion of the superposed body is clipped by a clip and pulled forward. It is also possible to use a conveyor-type mount, but in particular, as shown in Fig. 1, long cloth or slat material wound in a roll shape is used as a material, and a large number of slats made of elongated long plates are used. To run in parallel in the lengthwise direction with a certain width-direction interval, for example, a first roll feeder or the like.
Feeding means and a second feeding means such as a roll feeder for feeding the back cloth unwound from the roll so as to be in contact with the lower surfaces of the whole of the many slats run in parallel, and the many running in parallel. A third feeding means such as a similar roll feeder for feeding the cover cloth unwound from the roll is provided so as to be in contact with the upper surface of the entire slat material, and a pair of upper and lower adhesive sheets are also fed from the roll as in the example of FIG. It can also be provided so that it can be unwound and fed, whereby continuous cloth slats can be produced.

When the above-mentioned three-layer superposed body is conveyed, temporarily fixing the slat member, the front cloth and the back cloth with an adhesive or the like is effective in facilitating the work and performing the reliable work. preferable.

When using the above manufacturing apparatus,
If you use pleated or uneven fabric for the front and back fabric, not only the warmth of the fabric but also the decorative effect of the uneven fabric and the buffer space where the internal space is the temperature A slat that can also be expected to have a temperature-shielding effect by functioning as a can be easily manufactured.

In FIG. 1, a long slat which has passed through the ultrasonic vibration device is a pair of pressure rolls 1 of the drying furnace 13.
It is taken up by the take-up roll 11 through the roll 4. 12 is a feed roll.

[0031]

According to the manufacturing apparatus of the present invention, since simultaneous welding and cutting is performed using an ultrasonic vibration device, there is an effect that a large number of cloth slats can be easily mass-produced without soiling the cloth. The cost of the cloth slats can be reduced by enabling mass production on a static scale, and blind slats can be quickly and inexpensively supplied in response to widespread demand.

Further, since it is a simple manufacturing apparatus as described above, the equipment cost is low, there are few mechanical operating parts, and since no slitter or the like is used for cutting, there is no mechanical contact part. It has excellent durability, and since it only needs to stack the front cloth, the back cloth and the slats and convey them to the ultrasonic vibration device, the work is easy and it is suitable for automation. There is also an effect that a small number is sufficient and industrial production can be rationalized.

Further, the production of the slat, which solves the problem that the slat and the bag are displaced during use by adhering the slat material to the front cloth and the back cloth, can be easily manufactured by the manufacturing apparatus of the present invention. Furthermore, the metal slats are loosely wrapped in a cloth bag to give a new texture and a novel decorative effect, and an air layer is created in the gap between the bag and the metal plate to cushion the temperature on both sides of the blind. A slat having a structure devised so that it can be easily produced by the production apparatus of the present invention is also effective.

Furthermore, the production of slat which solves the problem that the slat and the bag are displaced during use by adhering the slat material and the back cloth has the effect that it can be easily produced by the production apparatus of the present invention.

[Brief description of drawings]

FIG. 1 is a vertical cross-sectional view showing a schematic configuration of a characteristic part of an example of a manufacturing apparatus of the present invention.

FIG. 2 is a cross-sectional view taken along the line AA of FIG.

FIG. 3 is a cross-sectional view showing an example of a cloth slat manufactured by the device of the present invention.

FIG. 4 is a cross-sectional view showing an example of a cloth slat manufactured by the device of the present invention.

5 is a partial cross-sectional perspective view of the cloth slat of FIG.

[Explanation of sign]

1 ... Vibrating piece, 2 ... Fixed die, 3 ...... Mounting base, 4 ... Mounting base, 5 ... Level adjusting member, 6 ... Screw, 7 ... .. Front cloth, 8 ... Slat material, 9 back cloth, 11 ... Winding roll, 16 ... Adhesive sheet.

Claims (3)

[Claims] 1. A three-layer superposed body, in which a plurality of slender elongated plate-made slat bodies are arranged side by side in the width direction at intervals between a heat-fusible front cloth and a back cloth, The supporting and conveying means for conveying the slat body in the longitudinal direction while supporting the slat body, and the front cloth and the back cloth are weld-cut along the longitudinal direction while leaving a small width edge on the outer side edge of each slat body. An ultrasonic vibrating device is provided, and the ultrasonic vibrating device is provided with a fixed die provided so that the projection is in contact with a line for welding cutting from the upper side or the lower side of the conveyed three-layer superposed body, and three layers. And a vibrating piece facing the fixed die from the opposite side of the superposed body, and ultrasonically vibrates the vibrating piece in the vertical direction. 2. The apparatus for manufacturing a cloth slat according to claim 1, wherein the fixed die has arcuate projections which are convex toward the three-layer superposed body along the longitudinal direction. . 3. The apparatus for manufacturing a cloth slat according to claim 2, wherein the left and right sides of the arcuate projection of the fixed die have a mountain-shaped tapered surface.