KR102116216B1 - Foam mattress drilling and profile forming apparatus - Google Patents

Abstract

The present invention relates to an apparatus for perforating a foam mattress and forming a profile, which comprises: a worktable; a conveyor provided on the worktable; a perforating unit for perforating a plurality of holes by simultaneously rotating a plurality of vertical perforating tools arranged parallel to a foam mattress transferred by the conveyor; and a profile forming unit provided at a rear end of the perforating unit, and forming an uneven surface or an embossed surface with respect to a cutting surface of the foam mattress by horizontally cutting and vertically dividing the foam mattress transferred by the conveyor by a cutter in a state of being vertically compressed by a roller having protrusions distributed on an outer side surface. According to the present invention, a work of perforating the foam mattress and forming the profile is easily and accurately performed so costs and the time required for manufacturing a functional foam mattress are saved to improve the productivity and the quality of the functional foam mattress is improved.

Description

Foam mattress drilling and profile forming apparatus

The present invention relates to a foam mattress perforation and profile forming apparatus, and more particularly, to a foam mattress perforation and profile forming apparatus to facilitate and accurately perform the perforation and profile forming operation for the foam mattress.

In general, in order to give a more comfortable and comfortable feeling to a user of the mattress, the use of a memory foam is increasing so that the mattress fits into the shape of the user and can be restored. The mattress including the memory foam is hereinafter referred to as a foam mattress.

In the case of such a foam mattress, it can be divided into latex based on a rubber material and a narrow memory foam based on a chemical material. In the case of latex, it supports the user's body with its own elasticity. It is weak to heat and light and has low air permeability, making it unsuitable for use as a mattress. On the other hand, the memory foam is a special processed form of high elasticity than urethane in the form of foam, and it has viscoelasticity by adding viscosity to elasticity.

On the other hand, when the user lies on the foam mattress, various problems may occur, such as being too hard or excessively depending on the properties of the foam mattress. In order to improve this, a plurality of foam mattresses are perforated or a profile such as irregularities or embossing is formed.

As a technique for forming unevenness or embossing in a conventional foam mattress, there has been proposed a "mattress" of Korean Utility Model No. 20-0304513, which includes a mattress body that forms a predetermined cushion in a mattress; It includes an outer shell surrounding the outside of the mattress body; The mattress body includes a first unit portion in which a first embossing protrusion is formed on one surface and a hard layer is formed in a part of the first embossing protrusion region; It is coupled to the first unit portion along the plate surface direction and is formed of a second unit portion having a second embossing protrusion formed on one surface to face the first embossing protrusion and a soft layer formed in a portion of the second embossing protrusion region.

However, such a prior art requires a lot of effort and time in the process of forming a profile, and thus it is necessary to develop a device for improving it. In addition, in such a foam mattress, as well as the formation of embossing, the need for a drilling operation for controlling the cushion feeling is also increasing.

In order to solve the problems of the prior art as described above, the present invention improves productivity by saving the cost and time required for the production of the functional foam mattress by making the perforation and profile formation of the foam mattress easy and accurate. In addition to Sikkim, the aim is to improve the quality of functional foam mattresses.

Other objects of the present invention will be easily understood through the description of the following examples.

In order to achieve the above object, according to an aspect of the present invention, the workbench; A conveyor provided on the work table; A puncturing unit configured to puncture a plurality of holes by simultaneously rotating a plurality of vertical puncture tools arranged side by side with respect to the foam mattress conveyed by the conveyor; And is provided at the rear end of the perforation, by cutting horizontally by a cutter in a state compressed up and down by a roller distributed on the outer surface of the foam mattress conveyed by the conveyor is divided up and down, the foam mattress Including, a profile forming unit for forming an uneven surface or an embossing surface with respect to the cutting surface of the.

The perforated portion, the first frame is installed to be located on the upper side of the conveyor; An elevating frame installed to elevate up and down on the first frame; An elevation driving unit for elevating the elevation frame; A drilling tool assembly provided on the lifting frame and rotatably installed such that vertical drilling tools are arranged in parallel along the width direction of the foam mattress; Gears are fixed to each of the puncture tools, and a gear belt that is geared to all of the gears is installed by a pulley while passing each of the gears in a zigzag manner. Perforated driving unit providing a rotational force; And by supplying air pressure to the inside of the perforation tool, a pneumatic supply unit to discharge the perforated pieces of the foam mattress remaining in the perforation tool to the outside.

Perforated portion (a linear guide that allows the perforated tool assembly to be movably installed in the width direction of the foam mattress on the elevating frame; and the perforated tool assembly is installed to reciprocate by the linear guide on the elevating frame It may include a linear motor.

Profile forming unit, a second frame installed on the conveyor; A pressure roller positioned horizontally on the upper and lower sides of the foam mattress moved by the conveyor, and provided so that a plurality of pressure protrusions are distributed on the outer surface; A roller spacing adjusting unit configured to adjust a gap between the pressing rollers by elevating each of the pressing rollers; A roller driving unit to rotate each of the pressing rollers; And between the press rollers, cutters are installed so that both sides move endlessly by a pulley so as to move along the width direction of the foam mattress, and by providing a rotational force to the pulley, the cutter tracks endlessly along the press rollers. It may include a cutting unit to exercise.

The pressing roller, the pressing projections are formed in a plurality at regular intervals along the outer circumferential surface and in the longitudinal direction, each pressing projection is formed to avoid each other, the portion pressed by the pressing projections on the upper and lower sides of the foam mattress To achieve this zigzag, the roller spacing adjusting unit, a gap adjusting motor that provides the driving force necessary to adjust the gap of the pressure roller; A horizontal lead screw installed horizontally along the width direction of the foam mattress on the upper and lower sides of the pressure roller to rotate by the gap adjusting motor; A switching unit which is installed at both ends of each of the horizontal lead screws and converts the rotational force of the horizontal lead screws at right angles; And by being geared by the switching unit, the vertical lead screw is installed to be elevated with the pressure roller in accordance with the rotational direction of the switching unit; may include.

The roller driving part, a roller driving motor that provides a driving force required for rotation of the pressure roller; A rotating gear that is rotatably installed on the second frame so as to correspond to the end of each of the press rollers, is geared to each other, and which one is provided with rotational force from the roller driving motor; A telescopic joint that connects each of the rotary gears and each of the pressing rollers, and is expandable and contractible; And universal joints provided on both ends of the expansion joint to connect both ends of the expansion joint to the shaft of the pressure roller and the rotation gear, respectively.

According to the foam mattress perforation and profile forming apparatus according to the present invention, the perforation and profile formation of the foam mattress is easily and accurately performed, thereby reducing the cost and time required for the production of the functional foam mattress, thereby improving productivity. In addition, it has the effect of improving the quality of the functional foam mattress.

1 is a side view showing a foam mattress perforation and profile forming apparatus according to an embodiment of the present invention.
Figure 2 is a plan view showing a foam mattress perforation and profile forming apparatus according to an embodiment of the present invention.
3 is a front view showing a perforated portion of a foam mattress perforation and profile forming apparatus according to an embodiment of the present invention.
4 is a plan view showing a perforated portion of a foam mattress perforation and profile forming apparatus according to an embodiment of the present invention.
5 is a plan view showing a perforated driving part of a foam mattress perforation and profile forming apparatus according to an embodiment of the present invention.
6 is a front view showing a profile forming unit of the foam mattress perforation and profile forming apparatus according to an embodiment of the present invention.
7 is a plan view showing a profile forming unit of the foam mattress perforation and profile forming apparatus according to an embodiment of the present invention.
8 is an image showing a pressing roller of a foam mattress perforation and profile forming apparatus according to an embodiment of the present invention.
9 is a partially enlarged view for explaining the pressure roller operation of the foam mattress perforation and profile forming apparatus according to an embodiment of the present invention.
10 is a side view showing a foam mattress fabricated by a profile forming unit of a perforation and profile forming apparatus according to an embodiment of the present invention.

The present invention can be variously changed, and may have various embodiments, and specific embodiments will be illustrated in the drawings and described in detail. However, this is not intended to limit the present invention to specific embodiments, and should be understood as including all modifications, equivalents, or substitutes included in the technical spirit and scope of the present invention, and to be modified in various other forms. May be, the scope of the present invention is not limited to the following examples.

Hereinafter, exemplary embodiments according to the present invention will be described in detail with reference to the accompanying drawings, and the same reference numerals will be assigned to the same or corresponding components regardless of reference numerals, and redundant description thereof will be omitted.

1 is a side view showing a device for forming and perforating a foam mattress according to an embodiment of the present invention, and FIG. 2 is a plan view showing a device for forming and perforating a foam mattress according to an embodiment of the present invention.

1 and 2, the foam mattress perforation and profile forming apparatus 10 according to an embodiment of the present invention includes a work table 100, a conveyor 200, a perforation part 300, and a profile forming part 400. It may include.

The work table 100 is provided to provide a place for performing perforation and formation of a profile for the foam mattress on the upper surface.

The conveyor 200 is provided to transport the foam mattress on the work table 100. The conveyor 200 transfers the adhesive object on the upper side by rotating the rollers provided in parallel by a rotational force of the motor as in the present embodiment, but is not limited thereto, and various methods including a belt conveyor as required Of course, the conveyor can be used.

Referring to FIGS. 3 to 5, the perforation unit 300 perforates a plurality of holes by simultaneously rotating a plurality of vertical perforation tools 343 arranged side by side with respect to the foam mattress conveyed by the conveyor 200 Do it.

The perforated portion 300, for example, as in this embodiment, the first frame 310 is installed to be positioned on the upper side of the conveyor 100, and the lifting frame 320 is installed to be vertically elevated on the first frame 310 and , Elevating drive unit 330 for elevating the elevating frame 320, and provided on the elevating frame 320, the vertical drilling tool 343 is rotatably installed so that a plurality of vertically arranged along the width direction of the form mattress A gear belt 352 that is geared to all of the gears 351 while each of the gears 351 are fixed to each of the perforated tool assembly 340 and the perforation tool 343, and each of the gears 351 is zigzag. Is installed by a pulley (353), the gear belt 352 to provide a rotational force by the puncture drive motor 354 so that the endless orbital motion, and a puncture drive unit 350, and the air pressure inside the puncture tool (343) By supplying, it may include a pneumatic supply unit 380 to discharge the perforated pieces of the foam mattress remaining in the perforation tool 343 to the outside.

The elevation driving unit 330 is a horizontal lead screw that is horizontally installed on the first frame 310 so as to receive the rotational force by a gear or a belt from the elevation motor 331 and the elevation motor 331 that provides the driving force required for the elevation. (332), each of the horizontal lead screw 332 is provided at both ends, the switching unit 333, such as a bevel gear for converting the rotational force of the horizontal lead screw 332 at a right angle, and the gear coupling to each of the switching unit 333 By doing so, it may include a vertical lead screw 334 fixed to both sides of the lifting frame 320 to move up and down by the rotation of the switching unit 333.

The drilling tool assembly 340 is provided with a drilling frame 341 on the lifting frame 320, a plurality of rotating coupling parts 342 are provided along the width direction at the front end of the drilling frame 341, the rotating coupling part Perforation tool 343 may be installed to be vertically rotatable in each of 342.

The pneumatic supply unit 380 allows air pressure to be supplied to the inside of the drilling tool 343 through the upper portion of the drilling tool 343 by an opening / closing valve that is opened after drilling by the control of the control unit. To this end, a compressor is used or compressed Air tanks can also be used. On the other hand, the belt disposed along the width direction of the foam mattress under the drilling tool 343 in order to collect by transporting and collecting the drilling pieces discharged from each of the drilling tools 343 by the air pressure supplied from the pneumatic supply unit 380 to one side. A conveyor can be provided.

The perforation part 300 includes a linear guide 360 that allows the perforation tool assembly 340 to be movably installed in the width direction of the foam mattress on the elevating frame 320, and the perforation tool assembly 340 is a linear guide 360 A linear motor 370 which is guided by and installed to reciprocate on the lifting frame 320 may be further included. Therefore, by being driven by the linear motor 370, the drilling tool assembly 340 can be moved left and right on the lifting frame 320, so that the holes drilled by the drilling tool 343 in the form mattress are arranged in a rhombus shape. It is possible to do so, but not limited to, it can have a variety of arrangements.

6 to 8, the profile forming part 400 is provided at the rear end of the perforation part 300, and the foam mattress conveyed by the conveyor 200 is up and down by a roller on which the projections are distributed on the outer surface. In the compressed state, by cutting horizontally by a cutter and dividing it up and down, it is possible to form an uneven or embossed surface with respect to the cutting surface of the foam mattress.

The profile forming part 400 is horizontally located on the upper and lower sides of the second frame 410 installed on the conveyor 200 and the foam mattress moved by the conveyor 200, and pressurizing protrusions 421 on the outer surface. The pressure roller 420 is provided to be distributed in a large number, and the roller spacing adjusting unit 430 to adjust the distance between the pressure rollers 420 by elevating each of the pressure rollers 420, and each of the pressure rollers 420 Between the roller driving unit 440 to rotate the, and the pressing roller 420, the cutter 451 is installed so that both sides move infinitely by the pulley 452 to move along the width direction of the foam mattress, the pulley By providing the rotational force to the 452, the cutter 451 may include a cutting unit 450 to perform an infinite orbital motion along the pressure roller 420.

8 to 10, the pressing roller 420 is formed by forming a plurality of pressing projections 421 at regular intervals along the outer circumferential surface and a lengthwise direction, and each pressing projection 421 is formed to avoid each other, thereby forming a foam. The parts pressed by the pressing protrusions 421 on the upper and lower sides of the mattress 1 form a zigzag, thereby allowing a desired irregularity or embossing profile 2 to be cut on the cut surface of the foam mattress 1. .

6 to 8, the roller spacing adjusting unit 430 is pressurized to rotate by a gap adjusting motor 431 and a gap adjusting motor 431, which provide a driving force required to adjust the gap of the pressing roller 420. The rotational force of the horizontal lead screw 432 and the horizontal lead screw 432, which are horizontally installed along the width direction of the foam mattress, respectively, on the upper and lower sides of the roller 420, are installed at both ends of the horizontal lead screw 432, respectively. A vertical lead screw 435 installed to be elevated together with the pressure roller 420 according to the rotational direction of the switching unit 434 by being gear-coupled by the switching unit 434 and the switching unit 434, respectively, to switch the angles to a right angle. ). The spacer regulating motor 431 may provide rotational force to each of the horizontal lead screws 432 through a transmission member 433 such as a belt or a chain.

The roller driving part 440 is respectively installed to be rotatable to correspond to the end of each of the roller driving motor 441 and the second frame 4100, which provide the driving force required for rotation of the pressure roller 420. , One gear is coupled to each other, one of which is connected to each of the rotating gear 442, the rotating gear 442, and the pressing roller 420, each of which receives rotational force from the roller driving motor 441, and is capable of stretching. Universal joints 444 that are provided at both ends of the expansion shaft 443 and the expansion joint shaft 443 to connect both ends of the expansion joint shaft 443 to the shaft of the pressure roller 420 and the rotation gear 442, respectively. The drive motor 441 may connect the driven pulley 441a fixed to one of its axes and the driven pulley 442a fixed to any one of the rotating gears 442 with a belt to transmit rotational force. Or, instead of this, a sprocket and a chain may be used to provide rotational force to any one of the rotating gears 442. Also, by the expansion joint 443 and the universal joint 444, the pressing roller 420 By changing the vertical position, even if the axis of the pressure roller 420 moves, it is possible to stably provide the rotational force from the roller driving unit 440 to the pressure roller 420.

The cutting unit 450 is connected to the pulley 452 of the drive pulley 454 or drive sprocket of the cutter rotating motor 453 through a belt or chain, thereby rotating the pulley 452, thereby causing the pulley ( 452) causes the belt-shaped cutter 451 to move in an infinite track by friction. The cutting unit 450 may be provided with a grinder 455 on a moving path of the cutter 451 to maintain the cutting state of the cutter 451 at its best.

In the above-mentioned form mattress perforation and profile forming apparatus according to the present invention, the operations for the conveyor 200, the perforation part 300, and the profile forming part 400 may be controlled to be performed according to a process determined by a controller not shown. The control unit receiving the input signal output from the input unit by the operator's manipulation may be controlled to perform a predetermined operation according to the input signal, and may be controlled by various methods, including mixing methods thereof. Perforation and profile formation of the mattress can be performed.

According to the foam mattress perforation and profile forming apparatus according to the present invention, by perforating and profiling the foam mattress easily and accurately, the cost and time required for the production of the functional foam mattress are reduced to improve productivity In addition to Sikkim, it is possible to improve the quality of the functional foam mattress.

Although the present invention has been described with reference to the accompanying drawings, various modifications and variations can be made without departing from the technical spirit of the present invention. Therefore, the scope of the present invention should not be limited to the described embodiments, but should be defined not only by the claims described below, but also by the claims and equivalents.

1: Formless 2: Profile
100: worktable 200: conveyor
300: perforation 310: first frame
320: lifting frame 330: lifting drive
331: elevating motor 332: horizontal lead screw
333: Conversion unit 334: Vertical lead screw
340: drilling tool assembly 341: moving frame
342: rotating coupling portion 343: drilling tool
350: drilling hole 351: gear
352: gear belt 353: pulley
354: Drilling drive motor 355: Driving pulley
360: Linear Guide 370: Linear Motor
380: pneumatic supply unit 400: profile forming unit
410: second frame 420: pressure roller
421: pressurized projection 430: roller spacing adjustment unit
431: Spacing motor 432: Horizontal lead screw
433: Transmission member 434: Conversion unit
435: Vertical lead screw 440: Roller driving part
441: roller driving motor 441a: drive pulley
442: rotating gear 442a: driven pulley
443: New joint joint 444: Universal joint
450: cutting part 451: cutter
452: Pulley 453: Cutter rotating motor
454: drive pulley 455: grinder

Claims (6)

bench;
A conveyor provided on the work table;
A puncturing unit configured to puncture a plurality of holes by simultaneously rotating a plurality of vertical puncture tools arranged side by side with respect to the foam mattress conveyed by the conveyor; And
It is provided at the rear end of the perforated portion, by cutting horizontally by a cutter in a state compressed up and down by a roller distributed on the outer surface of the foam mattress conveyed by the conveyor, divided up and down by the cutter, A profile forming unit to form an uneven surface or an embossed surface with respect to the cutting surface;
Including,
The perforated portion,
A first frame installed to be located above the conveyor;
An elevating frame installed to elevate up and down on the first frame;
An elevation driving unit for elevating the elevation frame;
A drilling tool assembly provided on the lifting frame and rotatably installed such that vertical drilling tools are arranged in parallel along the width direction of the foam mattress;
Gears are fixed to each of the puncture tools, and a gear belt that is geared to all of the gears is installed by a pulley while passing each of the gears in a zigzag manner. Perforated driving unit providing a rotational force; And
A pneumatic supply unit configured to discharge the puncture pieces of the foam mattress remaining in the puncture tool to the outside by supplying air pressure to the inside of the puncture tool;
Form mattress perforation and profile forming apparatus comprising a. delete The method according to claim 1,
The perforated portion,
A linear guide allowing the perforation tool assembly to be movably installed in the width direction of the foam mattress on the lifting frame; And
A linear motor which is guided by the linear guide assembly and installed to reciprocate on the lifting frame;
Form mattress perforation and profile forming apparatus comprising a. The method according to claim 1 or claim 3,
The profile forming unit,
A second frame installed on the conveyor;
A pressure roller positioned horizontally on the upper and lower sides of the foam mattress moved by the conveyor, and provided so that a plurality of pressure protrusions are distributed on the outer surface;
A roller spacing adjusting unit configured to adjust a gap between the pressing rollers by elevating each of the pressing rollers;
A roller driving unit to rotate each of the pressing rollers; And
Between the pressing rollers, cutters are installed to move infinitely by the pulleys on both sides to move along the width direction of the foam mattress, and by providing rotational force to the pulleys, the cutters move infinitely along the pressing rollers. A cutting unit to make the;
Form mattress perforation and profile forming apparatus comprising a. The method according to claim 4,
The pressure roller,
The pressing protrusions are formed in a plurality at regular intervals along the outer circumferential surface and in the longitudinal direction, and each pressing projection is formed to avoid each other, so that the portions pressed by the pressing projections on the upper and lower sides of the foam mattress form a zigzag. ,
The roller spacing adjustment unit,
A gap adjusting motor that provides a driving force required to regulate the gap of the pressure roller;
A horizontal lead screw installed horizontally along the width direction of the foam mattress on the upper and lower sides of the pressure roller to rotate by the gap adjusting motor;
A switching unit which is installed at both ends of each of the horizontal lead screws and converts the rotational force of the horizontal lead screws at right angles; And
By being coupled by the switching unit, the vertical lead screw is installed to move up and down with the pressure roller according to the rotational direction of the switching unit; including, foam mattress perforation and profile forming apparatus. The method according to claim 4,
The roller driving unit,
A roller driving motor that provides a driving force required for rotation of the pressure roller;
A rotating gear that is rotatably installed on the second frame so as to correspond to the end of each of the press rollers, is geared to each other, and which one is provided with rotational force from the roller driving motor;
A telescopic joint that connects each of the rotary gears and each of the pressing rollers, and is expandable and contractible; And
Universal joints provided at both ends of the expansion joint to connect both ends of the expansion joint to the shaft of the pressure roller and the rotation gear, respectively;
Form mattress perforation and profile forming apparatus comprising a.

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