KR200447973Y1 - Apparatus for supplying edge band of hot air type - Google Patents

Abstract

The present invention provides a hot air heated edge band that enables overall uniform heating by increasing the heating efficiency of the edge band to prevent the edge band supplied to the edge surface of panel products from hardening due to cold weather such as winter. Apparatus comprising: a band roll wound around an edge band in roll form, a support plate rotatably supporting the center of the band roll so that the edge band wound on the band roll is released, and radially from a center of the support plate; A plurality of support rollers rotatably supporting the lower portion of the band roll so that the band roll is spaced apart from an upper surface of the support plate, and installed to cover an upper portion of the support plate, and the band roll on one side thereof. Covering the upper cover and the bottom of the support plate formed with a through groove so that the edge band released from the After heating to suck the lower cover and provided, the outside air is achieved by including a hot-air supply for supplying the hot air into the interior of the upper cover and lower cover.

Edge banding machine, edge band supply device, band roll, support roller, hot air supply

Description

Hot air heated edge band feeder {APPARATUS FOR SUPPLYING EDGE BAND OF HOT AIR TYPE}

The present invention relates to an edge banding machine for supplying, cutting, and trimming edge bands on edge surfaces of panel products. More specifically, the edge bands supplied to edge surfaces of panel products are used in cold weather, such as in winter. The present invention relates to a hot air heating edge band supply device capable of increasing the heating efficiency of the edge band so as to prevent the curing from being weakened and thereby weakening the adhesive force.

Generally, wood or man-made wood, so-called MDF (Middle Density Fiber) panel, which is used for office furniture, home furniture or sink furniture, is widely used as a furniture material. Such a panel is thermally transferred by transferring the transfer paper printed with various colors and patterns such as a wooden pattern on the upper and lower surfaces, but the surface of the edge (edge, edge) is exposed as it is, so the appearance is not good.

In order to finish the decorative border of the panel as described above, the edge band of the finishing band, such as PP, PVC, veneer, pattern paper, etc. are attached to the edge surface of the panel with an adhesive. In this way, an edge band is supplied to the edge surface of the panel to be attached, and the edge band is cut and trimmed according to the length and thickness of the panel.

1 is a front view showing the configuration of a conventional edge banding machine, Figure 2 is a perspective view showing one embodiment of a conventional edge band supply, Figure 3 is a perspective view showing another embodiment of a conventional edge band supply.

Referring to FIG. 1, the conventional edge banding machine 1 includes a conveyor 12 moving in an endless track and a plurality of transport rollers 14 rotatably installed on the conveyor 12 to convey a panel (not shown). ) Is installed on the panel conveying apparatus 10, the edge band supply device 20 for supplying the edge band (B) to the edge surface of the conveyed panel, and an adhesive is applied to the edge surface of the panel, the edge band The edge band attachment device 30 which transfers the edge band B from the supply apparatus 20 and press-bonds to the edge surface of the panel, and both ends of the edge band B attached to the edge surface of the panel An edge band cutting device 40 for cutting to length, an edge band trimming device 50 for trimming the edges protruding up and down according to the thickness of the edge band B attached to the panel, and the edge band trimming Buried around the edge of the panel through the device 50 It consists of a buffing device (not shown) for removing the adhesive.

In particular, referring to FIGS. 2 and 3, the edge band supply device 20 includes a band roll 21 in which an edge band B is wound in a roll shape, and the band roll 21 is seated on an upper surface of the band roll 21. A support plate 22 rotatably supporting the center of the band roll 21 so as to unwind the edge band (B) wound around (21), and is installed to cover the upper portion of the support plate 22, the one side It includes a top cover 23 is formed with a through groove 23a so that the edge band B is released from the band roll 21.

The general edge band supply device 20 as described above has no problem in working under ordinary circumstances, but has a problem under severe conditions such as in winter. That is, since the edge band (B) is a plastic, such as a synthetic resin, there is a problem that it is easily broken by brittleness during cutting and trimming operations at low temperatures such as winter, and the low temperature edge band ( When B) is attached, bubbles are generated due to air expansion inside the adhesive due to the temperature difference, resulting in a problem that the processing surface is poor or the adhesive strength is lowered.

In order to solve this problem, one embodiment of the conventional edge band supply device 20 is installed in the lower portion of the support plate 22 as shown in Figure 2 by heating the support plate 22 by supporting the support plate 22 It is to heat the band roll 21 seated on the upper surface of (22). Accordingly, the band roll 21 is heated to maintain the edge band B at a high temperature. In addition, although not shown in the drawing, the heater 24 is not installed below the support plate 22, but is installed on the inside of the upper cover 23, and there is also a method of directly heating the band roll 21. However, when the heating using the heater 24 as described above, there is a problem that the edge band (B) is stretched due to thermal deformation or pressed to the support plate 22 to increase the defective rate during the edge banding operation.

On the other hand, in order to solve the problem caused by using the electric heat 24 as in the embodiment of the conventional edge band supply device 20 shown in Figure 2, the conventional edge band supply device shown in Figure 3 ( There is another embodiment of 20). That is, as shown in FIG. 3, another embodiment of the conventional edge band supply device 20 is a method of heating the band roll 21 through hot air instead of the heater 24. (25) is provided in the upper cover (23). Accordingly, the band roll 21 is heated by the circulation of hot air, but there is no sagging or thermal deformation. However, the heating efficiency is lower than the direct heating by the heater 24, the upper side of the band roll 21 is heated by the circulation of hot air, but the lower side is in contact with the support plate 22 so that the hot air is not circulated. There is still a problem that can not but keep the state of low temperature.

As described above, the conventional edge band supply device has a high heating efficiency when directly heated by a heater, but the edge band is stretched due to heat deformation or pressed to the support plate, thereby increasing the incidence of defects during edge banding. Indirect heating has a problem that the heating efficiency is lowered, and the lower portion of the band roll in contact with the support plate is not heated.

An object of the present invention devised to solve the above problems is, heating the edge band to prevent the edge band supplied to the edge surface of the panel product is hardened due to cold weather, such as winter, weakening the adhesive force The present invention provides a hot air heated edge band supply device capable of increasing overall efficiency and increasing overall efficiency.

Other objects, specific advantages and novel features of the present invention will become more apparent from the following detailed description and preferred embodiments in conjunction with the accompanying drawings.

In order to achieve the above object, the hot-air heating edge band supply device of the present invention, rotatably supporting the center of the band roll so that the edge band is roll-shaped roll band, and the edge band wound on the band roll is released. A plurality of support rollers provided in a radial direction from a center of the support plate and rotatably installed to rotatably support a lower portion of the band roll so that the band roll is spaced apart from an upper surface of the support plate; It is installed to cover the upper portion, the upper cover formed with a through groove so that the edge band released from the band roll on one side, the lower cover provided to cover the lower portion of the support plate, and the outside air is heated by suction It comprises a hot air supply for supplying high temperature air into the upper cover and the lower cover.

In addition, the hot air supply portion, characterized in that provided in the upper cover.

In addition, the support plate is characterized in that a plurality of hot air circulation holes are formed through the top and bottom.

In addition, the hot air supply portion, characterized in that provided in the lower cover.

In addition, the hot air supply unit, the heater installed to communicate with the interior of the upper cover and the lower cover, the outside air is sucked through the heater and heated, and then blows hot air into the upper cover and the lower cover And an on / off switch for turning on and off the heater and the blower fan.

Hot air heating edge band supply device according to the present invention, through a plurality of support rollers and hot air supply to rotatably support the band roll to be spaced apart from the support plate to increase the heating efficiency of the band roll in the cold weather, such as winter, the overall uniform heating This is possible, and it is possible to prevent the adhesive force of the edge band released from the band roll from being weakened.

In addition, the hot air is supplied from the hot air supply unit installed in the lower cover to circulate inside the upper cover and the lower cover through a plurality of hot air circulation holes formed in the support plate, thereby more actively heating the band roll supported by the plurality of support rollers. Cutting and trimming operations can be performed smoothly with good adhesion to provide high quality edge banded panels.

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment of the hot air heating edge band supply apparatus according to the present invention.

Figure 4 is an exploded perspective view showing a first embodiment of a hot air heating edge band supply apparatus according to the present invention, Figure 5 is a perspective view of the embodiment shown in Figure 4 combined, Figure 6 is shown in Figure 5 7 is an exploded perspective view showing a second embodiment of a hot air heated edge band supply device according to the present invention, and FIG. 8 is a perspective view of the embodiment shown in FIG.

The hot air heating edge band supply device according to the present invention is a band roll 100, the support plate 200, the support roller 300, the top cover (w) edge band (B) is wound in a roll form as shown in Figure 4 to 8 400), a lower cover 500, and a hot air supply unit 600. The upper cover 400 is formed with a through groove 450, the support plate 200 is formed with a hot air circulation hole 250, the hot air supply unit 600 is a heater 610, a blowing fan 620 and On-off switch 630 may be configured.

Band roll 100 is an edge band (B) is wound in the form of a roll, as shown in Figure 5 and 8 of the annular in the center so that the center of the band roll 100 is rotatably supported by the support plate 200 Bobbin 110 is provided. That is, the edge band (B) is stored, transported and installed in a state in which the edge band B is wound in a roll shape. Edge band (B) is attached to the edge surface of the panel, it is determined in various ways depending on the size, type and preference of the panel. In general, the edge band (B) uses a PP, PVC, veneer, pattern paper, etc., plastics such as synthetic resins are mostly characterized by brittleness at low temperatures during the cutting and trimming work easily. The band band 100 wound around the edge band (B) in the form of a roll in order to be easily attached to the edge of the panel without being easily broken under extreme conditions, such as winter, during the edge banding operation of the panel The roll 100 is to be heated to supply the edge band B in a high temperature state.

First, a first embodiment of a hot air heating edge band supply apparatus according to the present invention will be described with reference to FIGS.

4 and 5, the support plate 200 rotatably supports the center of the band roll 100 so that the edge band B wound around the band roll 100 is released. The support plate 200 has a plate shape, and the support shaft 210 protrudes upward in the center to rotatably support the center of the band roll 100. That is, the bobbin 110 of the band roll 100 is inserted into the support shaft 210 to be rotatably supported. The support plate 200 may have a polygonal shape such as a quadrangle, but the band roll 100 is wound in a circular roll shape and manufactured in a circular shape so that a worker may not be injured by hitting the edge of the polygonal support plate 200 during work. This is preferred.

4 and 5, the support roller 300 is provided with a plurality, is provided in the radial direction from the center of the support plate 200 and is installed to be rotatable so that the band roll 100 is the support plate 200 Rotating the lower portion of the band roll 100 so as to be spaced apart from the upper surface. At least three support rollers 300 are required to support the lower portion of the band roll 100 so as to be spaced apart from the upper surface of the support plate 200, and four are installed in FIGS. 4 and 5 for stable support. The support roller 300 is provided in a radial direction from the center of the support plate 200 so that the supported band roll 100 can rotate, and is installed to be rotatable. The edge band B wound around the band roll 100 is Even when unrolled, the length and position of the band roll 100 to be supported should be secured. The support roller 300 is inserted into the support plate 200 to make the insertion hole 220 larger than the size of the support roller 300 so as to rotate, and support the rotating shaft so that both ends of the rotating shaft of the support roller 300 can be supported. A support roller 300 is installed on the support plate 200 by forming a member (not shown). In this case, the support roller 300 has a higher height of the support roller 300 than the top surface of the support plate 200 such that the band roll 100 is spaced apart from the top surface of the support plate 200 as shown in FIG. 6. It must be installed. Accordingly, it can be heated by the hot air generated from the hot air supply unit 600 to be described later to the lower portion of the band roll 100 rotatably supported by the support roller 300.

The upper cover 400 is installed to cover the upper portion of the support plate 200, the through groove 450 is formed on one side so that the edge band (B) released from the band roll (100) exits. The upper cover 400 is installed to protect the band roll 100 or the edge band (B) from the foreign matter from the outside, so that the hot air generated from the hot air supply unit 600 to be described later is not easily discharged to the outside. . The upper cover 400 is installed to cover the upper portion of the support plate 200, but should be formed larger than the outer circumference of the band roll 100 so as not to interfere with the rotation of the band roll 100. In addition, a through groove 450 is formed on one side of the upper cover 400 to allow the edge band B unrolled from the band roll 100 to pass through, and the edge band B through the through groove 450. Is supplied to the edge band attachment device 30 of the edge banding machine shown in FIG. In particular, since hot air, that is, hot air, is discharged only through the through groove 450, hot air is also discharged along the supply direction of the edge band B exiting the through groove 450, thereby continuously heating the edge band B. Can be achieved. As illustrated in FIG. 4, the upper cover 400 has a door 410 hinged to be rotatable upward to allow the band roll 100 to enter and exit from the upper cover 400, and the door 410 is provided in the upper cover 400. The window 415 of the transparent material may be installed to check the amount of use of the band roll 100, and the handle 420 may be installed to easily separate and couple the upper cover 400 to the support plate 200.

The lower cover 500 is installed to cover the lower portion of the support plate 200, as shown in Figures 4 and 5. Insertion holes 220 are formed in the support plate 200 to install the support rollers 300, and even though the support rollers 300 are inserted into the insertion holes 220, the support rollers 300 and the insertion holes 220 are provided. There will be a gap between them. Through the gap generated between the support roller 300 and the insertion hole 220, the hot air of the hot air supply unit 600 to be described later is released. In order to prevent this, the lower cover 500 is installed and the hot air escaped through the gap generated between the support roller 300 and the insertion hole 220 by the lower cover 500 is again the lower cover 500. While circulating inside it is circulated back through the gap inside the upper cover 400. Accordingly, hot air is circulated in the upper cover 400 and the lower cover 500 to continuously form a high temperature state, thereby effectively heating the band roll 100. The lower cover 500 has ribs 510 formed along the outer circumference of the upper part, and the ribs 510 and the support plate 200 are bolted to each other so that the lower cover 500 can be easily separated and combined, so that the lower cover 500 can be separated from the ordinary situation. It can be easily combined with cold weather, such as in winter.

The hot air supply unit 600 sucks and heats outside air to supply high temperature air to the inside of the upper cover 400 and the lower cover 500. To this end, the hot air supply unit 600 has a heater 610 and a blowing fan 620, as shown in Figure 4, the on-off switch 630 for turning on and off the heater 610 and blowing fan 620. ) Is provided. The heater 610 is installed to communicate with the inside of the upper cover 400 and the lower cover 500, the blowing fan 620 is heated by passing through the heater 610 to suck the outside air and then Air is blown into the upper cover 400 and the lower cover 500. In this case, an on-off switch 630 for turning on and off the heater 610 and the blower fan 620 may be installed, and a temperature control lever 615 for adjusting the heating temperature of the heater 610 may be further provided. have. The hot air supply unit 600 is installed in the upper cover 400, as shown in Figures 4 to 6. In particular, since the door 410 and the handle 420, the window 415 is formed on the upper surface of the upper cover 400, it is preferable that the hot air supply unit 600 is installed on the side of the upper cover 400. Accordingly, hot air, that is, hot air, is blown from the hot air supply unit 600 into the upper cover 400, and the support roller is circulated through the insertion hole 220 of the support roller 300. The upper and lower parts of the band roll 100 supported by 300 are to be uniformly heated as a whole.

Next, a second embodiment of a hot air heated edge band supply device according to the present invention will be described with reference to FIGS. 7 and 8, but a duplicated description will be omitted for the same configuration as the first embodiment.

As shown in FIGS. 7 and 8, the second embodiment of the hot air heating edge band supply device of the present invention also includes a band roll 100, a support plate 200, a support roller 300, an upper cover 400, and a lower cover ( 500 and the hot air supply unit 600. In particular, the support plate 200 is formed with a plurality of hot air circulation holes 250 penetrated up and down, and the hot air supply unit 600 is installed in the lower cover 500.

The hot air circulation hole 250 is formed in a plurality so as to penetrate the top and bottom of the support plate 200, it does not matter any shape, the number is also a problem. However, as shown in FIGS. 7 and 8, if four support rollers 300 are installed on the support plate 200, the support plate 200 is formed between the four support rollers 300, respectively. It is preferable for uniform heating of the band roll 100. In addition, the hot air circulation hole 250 is formed to be adjacent to the lower portion of the band roll 100, it is more preferable to easily guide the hot air from the lower cover 500 to the lower portion of the band roll 100.

The hot air supply unit 600 may be installed in the upper cover 400 as in the first embodiment shown in FIGS. 4 to 6, but may be immediately discharged into the through groove 450 formed in the upper cover 400. The circulation of may not be efficient. In order to more effectively circulate the hot air, as shown in FIGS. 7 and 8, the hot air supply unit 600 is installed on the lower cover 500, and the hot plate is blown with the inside of the lower cover 500. The lower portion of the band roll 100 is heated through the hot air circulation hole 250 formed in the 200. The hot air, which has heated the lower portion of the band roll 100, circulates inside the upper cover 400 while heating the upper portion of the band roll 100, and then through the through groove 450 formed in the upper cover 400. To be discharged. That is, the hot air blown from the hot air supply unit 600, that is, hot air is discharged after being sufficiently circulated in the upper cover 400 and the lower cover 500, thereby further increasing the heating efficiency of the band roll 100. It can be.

The embodiments of the present invention described above and illustrated in the drawings should not be construed as limiting the technical spirit of the present invention. The scope of protection of the present invention is limited only by the matters described in the claims, and those skilled in the art can change and change the technical idea of the present invention in various forms. Therefore, such improvements and modifications will fall within the protection scope of the present invention as long as it will be apparent to those skilled in the art.

1 is a front view showing the configuration of a conventional edge banding machine,

Figure 2 is a perspective view showing an embodiment of a conventional edge band supply,

3 is a perspective view showing another embodiment of the conventional edge band supply,

Figure 4 is an exploded perspective view showing a first embodiment of a hot air heating edge band supply apparatus according to the present invention,

5 is a perspective view of the embodiment shown in FIG.

6 is a side view of the embodiment shown in FIG. 5;

7 is an exploded perspective view showing a second embodiment of a hot air heating edge band supply apparatus according to the present invention,

8 is a perspective view of the embodiment shown in Figure 7 combined.

<Description of the symbols for the main parts of the drawings>

B: edge band

100: band roll

200: support plate 250: hot air circulation hole

300: support roller

400: upper cover 450: through groove

500: lower cover

600: hot air supply unit 610: heater

620: blower fan 640: on-off switch

Claims (5)

A band roll with edge bands wound in rolls, A support plate rotatably supporting the center of the band roll so that the edge band wound around the band roll is released; A plurality of support rollers provided in a radial direction from the center of the support plate and rotatably installed to rotatably support the lower portion of the band roll so that the band roll is spaced apart from the upper surface of the support plate; An upper cover installed to cover an upper portion of the support plate, the upper cover having a through groove formed on one side thereof so that the edge band released from the band roll exits; A lower cover installed to cover the lower portion of the support plate; Hot air heated edge band supply device comprising a hot air supply for supplying hot air to the inside of the upper cover and the lower cover after heating by sucking the outside air. The method of claim 1, The hot air supply unit, Hot air heated edge band supply, characterized in that installed on the upper cover. The method of claim 1, The support plate, Hot air heated edge band supply device characterized in that a plurality of hot air circulation holes penetrated up and down. The method of claim 3, The hot air supply unit, Hot air heated edge band supply device characterized in that installed on the lower cover. The method according to any one of claims 1 to 4, The hot air supply unit, A heater installed to communicate with the inside of the upper cover and the lower cover; A blowing fan for sucking outside air and passing the heater to heat the air and then blowing hot air into the upper cover and the lower cover; Hot air heated edge band supply device comprising an on-off switch for turning on and off the heater and the blower fan.

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