KR102374372B1 - Sheet edge finishing device for furniture manufacturing - Google Patents

Abstract

The present invention relates to a plate edge finishing device for manufacturing furniture, and more specifically, to a plate edge finishing device for manufacturing furniture capable of finishing an edge of a wood panel through rail transferring once by sequentially cutting a non-contact area of a coating paper attached to a thickness surface of the wood panel transferred through a rail. To this end, the plate edge finishing device for manufacturing furniture comprises: a panel transferring controlling device which transfers the wood panel to one direction by using a roll based rail arranged between an inlet shelf and an outlet shelf; a pre-treating device which thermally compresses the coating paper on a thickness surface of the wood panel inserted and combined with the inlet shelf; a coating paper cutting device which repeatedly cuts a part of a removal target of the coating paper attached to the thickness surface and polishes the thickness surface at the same time; and an edge polishing device which polishes an edge of the thickness surface for round treatment.

Description

Sheet edge finishing device for furniture manufacturing {SHEET EDGE FINISHING DEVICE FOR FURNITURE MANUFACTURING}

The present invention relates to a plate edge finishing device for furniture manufacturing, which sequentially cuts non-contact areas of coated paper attached to the thickness side of a wooden panel transported through a rail to finish the edge of a wooden panel through one rail transport. It relates to a plate edge finishing device for furniture manufacturing that can be used.

The wooden panel is formed to have a predetermined area and thickness in order to be used for manufacturing furniture. By cutting and assembling these wooden panels and using them as walls and partitions, furniture having a desired shape is produced.

When looking at the recent trend of the wood panel, due to cost reduction and improvement of processing technology, artificially molded wood, for example, medium-density fiberboard (MDF), particle board (PB), etc. is widely used as a material.

Such artificial molded wood is used after surface treatment so that various colors and patterns are formed on the front and rear surfaces. And, since the thickness side of the wood panel, that is, the side surface is not specially surface treated and the raw material is exposed, the coated paper is attached to the thickness side of the wood panel through an edge banding machine.

At this time, since the coated paper attached to the thickness of the wood panel is larger than the width of the thickness of the wood panel, the round finishing process can be performed after the trimming process is completed. However, this treatment process causes a problem in that the coated paper is distorted in terms of thickness because the coated paper is not polished immediately after trimming.

Accordingly, in the present invention, the upper and lower, left and right ends of the coated paper attached to the thickness surface of the wood panel are precisely trimmed to match the width of the thickness surface of the wood panel, and at the same time polishing is performed, and the corner of the wood panel can be rounded. An object of the present invention is to provide a plate edge finishing device for manufacturing.

The present invention is to solve the above problems, and an object of the present invention is to sequentially cut the non-contact area of coated paper attached to the thickness surface of the wooden panel transferred through the rail and simultaneously perform abrasive treatment to achieve a single rail transfer. An object of the present invention is to provide an edge finishing device for furniture manufacturing that can finish the edges of wooden panels.

These and other objects and advantages of the present invention will become apparent from the following description of preferred embodiments.

In accordance with an embodiment of the present invention for achieving the above object, an apparatus for finishing edge of plate material for furniture manufacturing uses a roll-based rail disposed between an inlet shelf and an outlet shelf, and transports wooden panels in one direction. A control device, a pre-treatment device for thermocompression bonding coated paper to the thickness surface of the wooden panel fitted to the lead-in shelf, repeatedly cutting a part of the coated paper to be removed attached to the thickness surface and grinding the thickness surface at the same time A coated paper cutting device and a corner polishing device for grinding the edge of the thick surface to round it, wherein the pre-treatment device cuts a first removal target corresponding to a non-contact one side area among the removal targets of the coated paper, and cutting the coated paper The device repeatedly cuts the second and third removal targets corresponding to the non-contact upper and lower end surface areas among the removal targets of the coated paper, and the edge polishing device is in the non-contact other side area of the removal targets of the coated paper before the grinding operation. A corresponding fourth object to be removed is cut.

The pretreatment device is disposed to be spaced apart in one direction from the lead-in shelf, and a side cleaning unit for cleaning by spraying air at a predetermined pressure in the direction of the thickness of the wood panel, and the bonding area of the thickness to which the coated paper is to be bonded is uniform A side cutting part that cuts the thickness surface to be polished in one vertical plane, a coated paper roller part that draws out the coated paper from the coating sheet in the direction of the thickness plane as an adhesive is applied to the bonding area, and the coated paper roller part is drawn out An operation of a coated paper cutting unit for cutting the coated paper to a predetermined length, a thermocompression bonding unit for thermocompressing and attaching the coated paper adhered to the thickness surface through the adhesive, and a first sensing roller for sensing the transfer position of the wooden panel Based on whether or not, it includes a tip contingent for cutting the first object to be removed.

In the coated paper cutting device, when the first removal object is cut, a plurality of lower cutting portions for cutting the second removal object and a plurality of upper cutting portions for cutting the third removal object alternate along the one direction is disposed as, and each of the plurality of lower cutting portions, a lower cutting portion for cutting the second removal object, a lower tray for accommodating the second removal object, for transferring the second removal object to the tray a lower guide frame and an upper grinder for grinding the thickness surface cut by the first cutting unit, wherein each of the plurality of upper cutting units includes an upper cutting unit for cutting the third removal target; 3 It includes an upper tray for accommodating the object to be removed, an upper guide frame for transferring the third object to be removed to the tray, and a lower grinder for grinding the thickness surface cut by the second cutting unit.

The edge polishing device is a rear end cutting unit for cutting a fourth removal target corresponding to the non-contact rear end region of the coated paper with respect to the thickness surface, based on whether the second sensing roller for sensing the transfer position of the wood panel operates; On the basis of whether or not the third sensing roller for detecting the transfer position of the wooden panel operates, a first polishing unit for grinding the other corner from one edge of the thickness surface along the lower edge to a round treatment, and the transfer position of the wooden panel Based on the operation of the fourth sensing roller to detect the, and a second polishing unit for grinding the other edge along the top edge from one edge of the thickness surface to round.

The edge polishing apparatus further includes a sealing cover for blocking the rear end cutting portion, the first polishing portion and the second polishing portion from the outside.

According to the bonding apparatus for manufacturing a window frame according to the present invention, by sequentially cutting the non-contact area of the coated paper attached to the thickness surface of the wood panel and polishing the thickness surface, it is possible to minimize the problem of the coated paper being distorted.

In addition, coating paper attachment, coated paper cutting, and corner round finishing of wood panels can be processed more accurately and quickly through one rail.

1 is a view schematically showing an apparatus 1000 for finishing a plate material for furniture manufacturing according to an embodiment of the present invention.
FIG. 2 is a diagram specifically illustrating the pre-processing apparatus 200 of FIG. 1 .
3 is a view schematically showing the coated paper cutting device 300 of FIG. 1 .
4A is a diagram specifically illustrating the lower cut part 310_1 of FIG. 3 , and FIG. 4B is a diagram specifically illustrating the upper cut part 320_1 of FIG. 3 .
5 is an exemplary view of the wood panel 10 to which the coated paper C is attached by the pretreatment device 200 of FIG. 1 .
FIG. 6(a) is an exemplary view for explaining a connection structure between the cutting part 331 and the guide frame 332 of FIG. 4a, and FIG. 6(b) is the cutting part 331 and the guide frame 332 of FIG. 4b. ) is an exemplary diagram for explaining the connection structure of
7 is a view schematically showing the edge polishing apparatus 400 of FIG.

Hereinafter, the present invention will be described in detail with reference to embodiments and drawings of the present invention. It will be apparent to those of ordinary skill in the art that these examples are merely presented by way of example to explain the present invention in more detail, and that the scope of the present invention is not limited by these examples. .

Further, unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and in case of conflict, this specification, including definitions will take precedence.

In order to clearly explain the invention proposed in the drawings, parts irrelevant to the description are omitted, and similar reference numerals are assigned to similar parts throughout the specification. And, when a part "includes" a certain component, this means that other components may be further included, rather than excluding other components, unless otherwise stated. In addition, "unit" described in the specification means one unit or block that performs a specific function.

In each step, identification numbers (first, second, etc.) are used for convenience of description, and identification numbers do not describe the order of each step, and each step does not clearly describe a specific order in context. It may be performed differently from the order specified above. That is, each step may be performed in the same order as the specified order, may be performed substantially simultaneously, or may be performed in the reverse order.

1 is a view schematically showing an apparatus 1000 for finishing a plate material for furniture manufacturing according to an embodiment of the present invention.

1, the plate material edge finishing device 1000 for furniture manufacturing according to an embodiment of the present invention is a roll-based rail 50 disposed between the inlet shelf 20 and the outlet shelf 30. Using, the panel transport control device 100 for transporting the wooden panel 10 in one direction, and the coated paper (C) to the thickness surface (T) of the wooden panel 10 fitted to the lead-in shelf 20 by thermocompression bonding A pre-processing device 200 to make a thin film, a coated paper cutting device 300 for repeatedly cutting a part to be removed of the coated paper C attached to the thickness surface T, and grinding the thickness surface T, and the thickness surface T ) may include an edge polishing device 400 for polishing the edges of the round process.

In the present invention, the lead-in shelf 20 is a wood panel ( 10) may include a fixing groove 21 for fixing the fitting and a guide jaw 22 for guiding the insertion position of the wooden panel 10.

In addition, the discharge shelf 30 further includes a washing device (not shown) for washing the wood panel 10 processed through the pretreatment device 200 , the coated paper cutting device 300 , and the edge polishing device 400 . may include

In addition, the roll-based rail 50 is a transfer area (R1) to which the wood panel 10 is transferred to the area in which the sheet material edge finishing device 1000 for furniture manufacturing is disposed, and the operation of performing corner work on the wood panel 10 It may serve as a baseline for dividing the region R2.

According to an embodiment, the sheet material edge finishing device 1000 for furniture manufacturing cuts the first removal target (E1 in FIG. 5 ) corresponding to the non-contact one side area among the removal targets of the coated paper C through the pretreatment device 200 . can Then, the sheet material edge finishing device 1000 for furniture manufacturing is the second and third removal targets (E1 in FIG. 5, E2) can be repeatedly cut. Thereafter, the furniture manufacturing plate edge finishing device 1000 may cut the fourth removal target (E4 of FIG. 5 ) corresponding to the non-contact other side area among the removal targets of the coated paper through the edge polishing device 400 .

Accordingly, the plate edge finishing device 1000 for furniture manufacturing accurately trims the upper and lower and left and right ends of the coated paper C attached to the thickness surface T of the wood panel 10 to match the width of the thickness surface of the wood panel. At the same time, the polishing of the thickness surface T can be performed at once without a stop operation.

Hereinafter, the configuration of the present invention and its effects will be described in more detail through specific examples and comparative examples. However, these examples are for explaining the present invention in more detail, and the scope of the present invention is not limited to these examples.

FIG. 2 is a diagram specifically illustrating the pre-processing apparatus 200 of FIG. 1 .

1 and 2 , the pretreatment device 200 includes a side washing unit 210 , a side cutting unit 220 , a coated paper roller unit 230 , a coated paper cutting unit 240 , a thermocompression bonding unit 250 and It may include a tip cutting part 260 .

Specifically, the side washing unit 210 may be disposed to be spaced apart from the lead-in shelf 20 in one direction, and may be washed by spraying air at a predetermined pressure in the thickness side T direction of the wooden panel 10 .

Next, the side cutting part 220 is disposed to be spaced apart in one direction from the side washing part 210, and the thickness surface T so that the bonding area of the thickness surface T to which the coated paper C is to be bonded is polished to a uniform vertical surface. ) can be cut.

Next, the coated paper roller part 230 is disposed to be spaced apart in one direction from the side cutting part 220, and as an adhesive is applied to the bonding area of the thickness surface T, the coated paper (C) from the coating sheet roll 231 can be drawn out in the thickness plane (T) direction.

Next, the coated paper cutting unit 240 may be disposed adjacent to the coated paper roller unit 230 and cut the coated paper C drawn out through the coated paper roller unit 230 to a predetermined length.

Next, the thermocompression bonding unit 250 is disposed to be spaced apart from the coated paper cutting unit 240 in one direction, and the coated paper C adhered to the bonding area of the thickness surface T through an adhesive can be attached by thermocompression bonding. .

Next, the tip cutting part 260 is based on whether the first detection roller 261 for detecting the transfer position of the wooden panel 10 is operated, the non-contact one side of the coated paper C with respect to the thickness surface T The first removal target E1 corresponding to the area may be cut.

Here, the first sensing roller 261 may be disposed to be spaced apart from the thermocompression unit 250 in one direction and placed on the roll-based rail 50 . That is, the first sensing roller 261 may be disposed on the roll-based rail 50 between the thermocompression bonding unit 250 and the tip cutting unit 260 .

In this case, the second removal target E2 may mean a coated paper area corresponding to the non-contact one side area of the coated paper C, based on the thickness surface T, as shown in FIG. 5 to be described below. .

3 is a view schematically showing the coated paper cutting device 300 of FIG. 1 , FIG. 4A is a view specifically showing the lower cutting part 310_1 of FIG. 3 , and FIG. 4B is the upper cutting part 320_1 of FIG. 3 . is a view specifically showing, FIG. 5 is an exemplary view of the wood panel 10 to which the coated paper C is attached by the pretreatment device 200 of FIG. 1 , and FIG. 6(a) is the cutting part of FIG. 4a ( 331) and the guide frame 332 are exemplary views for explaining the connection structure, and FIG. 6(b) is an exemplary view for explaining the connection structure of the cutting part 331 and the guide frame 332 of FIG. 4b.

Referring to FIGS. 3 to 6 (b), the coated paper cutting device 300 has a plurality of lower cutting parts 310_1 to 310_N arranged at different vertical heights based on the horizontal plane on which the roll-based rail 50 is placed, and It may include a plurality of upper cutting parts 320_1 to 320_N.

Here, the plurality of lower cutting parts 310_1 to 310_N and the plurality of upper cutting parts 320_1 to 320_N may be alternately disposed along one direction.

At this time, the plurality of lower cutting parts 310_1 to 310_N are arranged at the same vertical height with respect to each other based on the horizontal plane of the roll-based rail 50 , and the plurality of upper cutting parts 320_1 to 320_N are the same with respect to each other. It may be arranged at a vertical height.

Specifically, each of the plurality of lower cutting parts 310_1 to 310_N is a second removal target E2 corresponding to the non-contact bottom surface area of the wooden panel 10 among the removal targets of the coated paper C, as shown in FIG. 4A . ) for cutting the lower cutting unit 331_1, the lower tray 333_1 accommodating the second removal object E2, and the second removal object E2 cut by the lower cutting unit 331_1 to the lower tray 333_1 ) may include a lower guide frame 332_1 for transporting and an upper grinder 334_1 for grinding the upper edge of the thickness surface T cut by the lower cutting part 331_1.

In addition, each of the plurality of upper cutting parts 320_1 to 320_N is a third removal target E3 corresponding to the non-contact top surface area of the wood panel 10 among the removal targets of the coated paper C, as shown in FIG. 4B . The upper cutting part 331_2 for cutting the , the upper tray 333_2 accommodating the third removal object E3, and the third removal object E3 cut by the upper cutting part 331 are placed in the work area R2. to the upper guide frame 332_2 for transferring to the upper tray 333_2 and a lower grinder 334_2 for grinding the lower edge of the thickness surface T cut by the upper cutting part 331_2 may be included.

Here, the second removal target (E2) means a coated paper area corresponding to the non-contact top surface area of the coated paper (C) with respect to the thickness surface (T) as shown in FIG. 5, and the third removal target ( E3) may mean a coated paper area corresponding to the non-contact lower surface area of the coated paper (C) based on the thickness surface (T).

Specifically, the upper and lower cutting portions 331_1 and 331_2 pass through each of the upper and lower guide frames 332_1 and 332_2, and any one of the second and third removal targets E2 and E3 is discharged to the trays 333_1 and 333_2. A discharge hole (h) for transport may be formed.

Here, the outer peripheral surface of the discharge hole (h) is formed of a rubber material having a high coefficient of friction, thereby facilitating the adsorption of the second and third removal objects (E2, E3) of the coated paper (C), and at the same time, the second and third By preventing the object to be removed (E2, E3) from being cut in the middle, it is possible to support discharging to the upper and lower trays (333_1, 333_2) at once.

At this time, the height of the lower cut part 331_1 may be formed at a position lower than the lower end height of the wooden panel 10 by a certain distance with respect to the ground, as shown in FIG. 6( a ). In addition, as shown in FIG. 6(b), the height of the upper cutting part 331_2 may be formed at a position higher than the upper end of the wooden panel 10 by a certain distance with respect to the ground.

According to the embodiment, the upper and lower trays 333_1 and 333_2 are the second and third removal objects E2 and E3 of the coated paper C through each discharge hole h from the wood panel 10 in the direction of the work area R2. ) may further include an intake unit (not shown) arranged to suck in a predetermined pressure.

Meanwhile, each of the upper and lower cutting units 331_1 and 331_2 may be set to have an increased cutting angle θ according to a distance from the pre-processing apparatus 200 in one direction. Here, the cutting angle θ may mean an angle rotated in the vertical direction at which the ground is located, based on the horizontal plane of the roll-based rail 50 .

For example, in the case of the first lower cutting portion 310_1 disposed at a first separation distance from the pretreatment device 200 , the lower cutting portion 331_1 has a cutting angle θ corresponding to the horizontal plane of the roll-based rail 50 . ) can have

In addition, in the case of the second lower cutting portion 310_2 disposed at a second separation distance greater than the first separation distance from the pretreatment device 200 , the lower cutting portion 331_1 is the ground from the horizontal plane of the roll-based rail 50 . It may have a cutting angle θ inclined by 5 degrees in the vertical direction where it is located.

In addition, in the case of the third lower cutting portion 310_3 disposed at a third separation distance greater than the second separation distance from the pretreatment device 200 , the lower cutting portion 331_1 is the ground from the horizontal plane of the roll-based rail 50 . It may have a cutting angle θ inclined by 10 degrees in the vertical direction where it is located.

In addition, in the case of the fourth lower cutting portion 310_4 disposed at a fourth separation distance greater than the third separation distance from the pretreatment device 200 , the lower cutting portion 331_1 is the ground from the horizontal plane of the roll-based rail 50 . It may have a cutting angle θ inclined by 15 degrees in the vertical direction where it is located.

Accordingly, the coated paper cutting device 300 may sequentially and accurately remove the second and third removal objects E2 and E3 of the coated paper C.

7 is a view schematically showing the edge polishing apparatus 400 of FIG.

Referring to FIGS. 1, 5 and 7 , the edge polishing apparatus 400 may include a rear end cutting part 410 , a first polishing part 420 , and a second polishing part 430 .

First, the rear end cutting unit 410 is arranged to be spaced apart from the coated paper cutting device 300 by a certain distance in one direction, and based on whether the second sensing roller 411 for detecting the transfer position of the wood panel 10 operates, The fourth removal target E4 corresponding to the non-contact rear end region of the coated paper C with respect to the thickness surface T may be cut.

Here, as shown in FIG. 5 , the fourth removal target E4 may mean a coated paper area corresponding to the non-contact area of the other side of the coated paper C based on the thickness surface T. In this case, the second sensing roller 411 may be disposed on the roll-based rail 50 between the coated paper cutting device 300 and the rear end cutting unit 410 .

Next, the first abrasive unit 420 is disposed to be spaced apart from the rear end cutting unit 410 by a predetermined distance in one direction, and based on whether the third sensing roller 421 for detecting the transfer position of the wood panel 10 operates Thus, it can be polished to round the other edge along the bottom edge from one edge of the thickness surface (T). In this case, the third sensing roller 421 may be disposed on the roll-based rail 50 between the rear end cutting unit 410 and the first polishing unit 420 .

Next, the second abrasive unit 430 is disposed to be spaced apart from the first abrasive unit 420 by a predetermined distance in one direction, and determines whether the fourth sensing roller 431 for detecting the transfer position of the wooden panel 10 operates. Based on it, it can be polished to round the other edge along the top edge from one edge of the thickness surface (T). In this case, the fourth sensing roller 431 may be disposed on the roll-based rail 50 between the first polishing unit 420 and the second polishing unit 430 .

One side of the first polishing unit 420 and the second polishing unit 430 may be a grinder for polishing, and the other side may be formed as a robot arm.

According to the embodiment, the edge polishing apparatus 400 is a rear cutting portion 410, the first polishing in order to prevent the diffusion of fine powder generated according to the polishing operation of the first and second polishing units 420 and 430, It may further include a sealing cover portion (not shown) for blocking the portion 420 and the second polishing portion 430 from the outside.

Here, the sealing cover part (not shown) may be formed of a transparent cover so that an administrator can check the working area R2 in which the edge polishing apparatus 400 is disposed.

In this specification, only a few examples among the various embodiments performed by the present inventors are described, but the technical spirit of the present invention is not limited or limited thereto, and it is of course that it may be modified and variously implemented by those skilled in the art.

10: wood panel
50: roll-based rail
100: panel transfer control device
200: pre-processing device
300: coated paper cutting device
400: edge grinding device
1000: plate edge finishing device for furniture manufacturing

Claims (5)

A panel transfer control device for transferring wooden panels in one direction using a roll-based rail disposed between the inlet shelf and the outlet shelf;
a pretreatment device for thermocompression bonding coated paper to the thickness surface of the wooden panel fitted to the lead-in shelf;
a coated paper cutting device for repeatedly cutting a part of the coated paper to be removed attached to the thickness surface and grinding the thickness surface at the same time; and
Comprising a corner polishing device for grinding the edge of the thickness surface to round processing,
The pretreatment device cuts the first removal target corresponding to the non-contact one side area among the removal targets of the coated paper,
The coated paper cutting device repeatedly cuts second and third removal targets corresponding to non-contact upper and lower cross-section areas among the removal targets of the coated paper,
The edge polishing apparatus cuts a fourth removal target corresponding to the non-contact other side area among the removal targets of the coated paper before the polishing operation,
The pretreatment device may include: a side washing unit disposed to be spaced apart from the lead-in shelf in one direction and washing by spraying air at a predetermined pressure in the direction of the thickness of the wooden panel;
a side cutting part for cutting the thickness surface so that the bonding area of the thickness surface to which the coated paper is to be bonded is polished to a uniform vertical surface;
a coated paper roller unit for drawing out the coated paper from the coating sheet in the direction of the thickness surface as the adhesive is applied to the bonding area;
a coated paper cutting unit for cutting the coated paper drawn out through the coated paper roller unit to a predetermined length;
a thermocompression bonding unit for attaching the coated paper adhered to the thickness surface through the adhesive by thermocompression bonding; and
and a tip cutting part for cutting the first removal target based on whether or not the first sensing roller for sensing the transfer position of the wood panel operates;
In the coated paper cutting device, when the first removal target is cut, a plurality of lower cutting parts for cutting the second removal target and a plurality of upper cutting parts for cutting the third removal target alternate along the one direction is placed as
Each of the plurality of lower cut parts,
a lower cutting part for cutting the second object to be removed;
a lower tray for accommodating the second object to be removed;
a lower guide frame for transferring the second object to be removed to the tray; and
and an upper grinder for grinding the thick surface cut by the lower cutting part,
Each of the plurality of upper cutting parts,
an upper cutting part for cutting the third object to be removed;
an upper tray for accommodating the third object to be removed;
an upper guide frame for transferring the third object to be removed to the tray; and
Comprising a lower grinder for grinding the thickness surface cut by the upper cutting part, a furniture manufacturing plate edge finishing device. delete delete According to claim 1,
The edge polishing apparatus includes a rear end cutting unit for cutting a fourth removal target corresponding to a non-contact rear end region of the coated paper with respect to the thickness surface, based on whether a second sensing roller for sensing the transfer position of the wood panel operates;
a first abrasive unit for grinding the other corner from one edge of the thickness surface along a lower edge to a round treatment based on whether or not the third sensing roller for sensing the transfer position of the wood panel operates; and
Based on whether the fourth sensing roller for sensing the transfer position of the wooden panel is operated, comprising a second polishing unit for grinding the other edge along the top edge from one edge of the thickness surface to round,
The second sensing roller is disposed between the coated paper cutting device and the rear end cutting unit, a sheet material edge finishing device for furniture manufacturing. 5. The method of claim 4,
The edge polishing apparatus further comprises a sealing cover for blocking the rear end cutting portion, the first polishing portion and the second polishing portion from the outside, Furniture manufacturing plate edge finishing device.

Images