KR102048824B1 - Spring holder for bed mattress and method for manufacturing the same - Google Patents

Abstract

The present invention relates to a spring holder and a method for manufacturing the same, wherein the spring holder is installed around the circumference of a bed mattress to hold a spring assembly body. The spring holder has a new type to hold the spring assembly body by being installed around the circumference of the bed mattress and to maintain a close binding relationship with a spring side by accommodating one or two springs arranged in an outer portion. Accordingly, a steady and stable installation state of the spring assembly body can be secured. Moreover, durability of the spring assembly body can be increased to provide comfort to a user and, at the same time, durability of the bed mattress can be extended.

Description

Spring holder for bed mattress and method for manufacturing the same

The present invention relates to a spring holder and a manufacturing method of the bed mattress, and more particularly to a spring holder which is installed around the bed mattress and serves to hold the spring assembly and a method of manufacturing the spring holder.

In general, the mattress used in the bed is a type of Western bedding with a spring combination installed inside the outer skin made of a textile material.

In general, the mattress arranges coil springs formed in independent steel wires between the upper and lower steel wire edges in a plurality of rows horizontally and vertically, and relieves pressure or impact applied during use due to the elasticity of the coil springs. Supporting the weight, and by laminating the nonwoven fabric and the padding, such as sponge or chemical cotton on the upper and lower portions of the coil spring structure, it is made of a structure to give a user comfort.

The cushioning and cushioning effect of the mattress is almost dependent on the elasticity of the coil spring. When the mattress is used for a long time, the coil spring, for example, a spring assembly, is positioned at a place where the pressure or impact, which is repeatedly applied, is concentrated. The coil spring located along the circumference of the coil is relatively easily deformed or elastically weakened as compared with the coil spring of the other part, and as a result, a partial off phenomenon, a phenomenon of popping outward, and the like occurs.

This makes the user's lying posture uncomfortable and prevents a good night's sleep, eventually failing to get proper sleep, accumulates fatigue, lowers thinking ability, affects the daily life of the next day, and of course the life of the mattress. There are many problems such as being shortened.

In view of such a point, Korean Patent Registration No. 10-1521180 and Korean Patent Publication No. 10--2018-0020465 provide a technique for installing an edge former around the spring assembly, but such an edge former has a spring assembly side. There is a weak point in terms of performance and effects, such as being vulnerable to the coupling structure with.

Korea Patent Registration No. 10-1521180 Korea Patent Publication No. 10-2018-0020465

Accordingly, the present invention has been made in view of the above, it is installed along the circumference of the bed mattress, while holding the spring assembly and receiving one or two springs arranged in the outer close relationship with the spring side By implementing a new type of spring holder and a new spring holder manufacturing method to maintain the spring, it is possible to secure a solid and stable installation state of the spring assembly, and to improve the durability of the spring assembly, thereby providing a comfortable feeling to the user. It is an object of the present invention to provide a spring holder and a manufacturing method of a bed mattress that can at the same time extend the life of the bed mattress.

Spring holder of the bed mattress provided by the present invention to achieve the above object has the following features.

The spring holder of the bed mattress is, for example, a means for supporting the spring assembly while being disposed along the circumference of the mattress and surrounding the edge of the spring assembly, the holder plate made of synthetic resin material in the form of a long strip-shaped plate, and the holder It is made of a synthetic resin material which is coupled to one side of the plate body through its rear end and is used to hold at least one spring of the spring assembly while receiving at least one spring of the spring assembly by using a space part formed at a gap between neighboring walls. It consists of a structure including a holder wall.

Here, one side of the holder plate body is formed with a plurality of wall grooves which are arranged along the width direction and at a predetermined interval along the longitudinal direction, the holder wall is fitted into each of the wall grooves of the holder plate body, the coupling of the holder plate body It can be erected on one side.

In addition, the front end portion of the holder wall may be formed by a hook having a mushroom-shaped cross section for engaging the entire holder plate body including the holder wall to the spring assembly side by being caught inside the spring assembly.

At this time, it is preferable that the engaging portion is formed in a continuous shape over the entire length of the holder wall.

In addition, the spring holder of the bed mattress is another means, as a means for supporting the spring assembly is arranged along the circumference of the mattress surrounding the edge of the spring assembly, parallel to one side along the width direction at the same time along the length direction Holder plate made of a synthetic resin material in the form of a strip-shaped plate with a plurality of wall grooves spaced apart from each other, and is fitted to each wall groove of the holder plate to be built up on one side of the holder plate and adjacent to each other It is made of a structure including a holder wall of a synthetic resin material for holding at least one spring of the spring assembly while receiving at least one spring of the spring assembly using the space portion formed in the gap between.

On the other hand, the spring holder manufacturing method of the bed mattress provided by the present invention in order to achieve the above object has the following features.

The spring holder manufacturing method of the bed mattress is a first step of transferring the strip-shaped plate material supplied from the unwinder to the feeding roller, and the plate material of the plate material being transferred to the primary groove forming roller located at the rear end of the feeding roller. A second step of continuously forming a groove having a relatively narrow width relative to the width of the material on the upper surface in the longitudinal direction of the material, and a lower surface of the plate material being transferred to the secondary groove forming roller located at the rear end of the primary groove forming roller. A third step of continuously forming the groove having a relatively narrow width relative to the material width in the longitudinal direction of the material, and a fourth step of cutting the middle of the width of the plate material being transferred to the cutting wheel located at the rear end of the secondary groove forming roller And, at the rear end of the cutting wheel while cutting the width in the middle of the width with a cutting knife for reciprocating the width direction of the equipment a certain length of the plate material conveyed in two rows In this manner, the holder wall of the synthetic resin material is formed through the fifth step of cutting, and in the form of a strip-shaped plate having a plurality of wall grooves arranged side by side along the width direction and spaced along the length direction on one side thereof. After molding the holder plate body made of a synthetic resin material, it may be made of a process of engaging by fitting the rear end of the holder wall in each of the wall groove of the holder plate body.

Spring holder and manufacturing method of the bed mattress provided by the present invention has the following effects.

First, by providing a new spring holder which can be installed along the circumference of the bed mattress to support the edge of the spring assembly, and can hold the spring by receiving one or two springs arranged outside the spring assembly, It is possible to secure a solid and stable installation state of the spring assembly, such as to maintain a tight coupling relationship between the spring assembly and the spring holder, and to improve the durability of the spring assembly, thereby providing a comfortable comfort to the user. At the same time, there is an effect that can extend the life of the bed mattress.

Second, by providing a new spring holder manufacturing method of manufacturing the holder wall through a continuous process such as supplying the holder material, forming the groove, cutting the width and cutting the length, and then assembling it to the holder plate, the process is simplified and the process is automated. In addition to improving productivity, there is an effect of ensuring the quality of the product through the standardization of the product.

1 and 2 are perspective views showing a spring holder of the bed mattress according to an embodiment of the present invention
Figure 3 is a plan view showing a spring holder installation state of the bed mattress according to an embodiment of the present invention
Figure 4 is a schematic process diagram showing a method of manufacturing a bed mattress according to an embodiment of the present invention

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

1 and 2 are perspective views showing a spring holder of the bed mattress according to an embodiment of the present invention, Figure 3 is a plan view showing a spring holder installation state of the bed mattress according to an embodiment of the present invention.

As shown in Figures 1 to 3, the spring holder of the bed mattress serves to firmly hold the edge of the spring assembly 11 while being installed along the circumference of the mattress 10, that is, the circumference of the spring assembly 11 Will be

To this end, the spring holder is made of a combination of the holder plate 13 and the holder wall 16 made of a synthetic resin material.

Here, it is preferable that the holder plate 13 and the holder wall 16 apply a synthetic resin material such as polyethylene.

The holder plate body 13 is formed of a long strip-shaped plate body, and a plurality of wall grooves 12 into which the holder wall body 16 can be fitted is formed on one side of the holder plate body 13.

That is, although the holder wall 16 may be coupled to one side of the holder plate body 13 as it is, the grooves may be dug into the holder plate body 13, and thus, a part of the rear end of the holder wall 16 may be inserted into the plate groove. It is preferable in terms of ensuring the firmness to be coupled in the inserted state.

At this time, each of the wall grooves 12 may be arranged side by side along the wall width direction and at regular intervals along the length of the wall, the length of the wall groove 12 is relatively relative to the overall width of the holder plate (13). When the holder wall 16 is fitted in the short length, the holder wall 16 may be located in an inner section between the upper end and the lower end of the holder plate 13 in a standing state.

In addition, the shape and the size of the wall groove 12 are the same as the cross-sectional shape and size of the holder wall 16 so that the holder wall 16 can fit snugly within the wall groove 12, and the wall at this time The depth of the groove 12 is preferably set to about 1 to 5 mm in consideration of the thickness of the holder plate body 13, the front and rear lengths of the holder wall 13, and the like.

The holder wall 16 is made of a rectangular plate-shaped plate body, and the engaging portion 17 having a mushroom-shaped or arrow-shaped cross section is formed at the tip of the holder wall 16 at this time.

Here, the locking portion 17 can be formed in a continuous form over the entire upper and lower lengths of the holder wall 17.

Accordingly, when the spring holder is installed on the spring assembly 11 side, the holder wall 16 enters between the spring 15 and the spring 15 in the spring assembly 11, and together with the holder wall 16. The engaging portion 17 formed at the tip of the holder is caught on the spring 15 side or the spring binding wire 18 side of the spring assembly 11, whereby the holder plate body including the holder wall 16 ( 13) The whole, i.e., the spring holder, can be firmly bound without being separated outward from the spring assembly 11 side.

The holder wall 16 is integrally combined with the holder plate 13 in a structure that is partially inserted into the wall groove 12 formed on one side of the holder plate 13 through its rear end and glued with an adhesive or the like. The holder wall 16 and the holder plate 13 thus joined can be maintained at right angles (90 °) to each other.

Then, the holder walls 16 are coupled side by side at a predetermined interval along the longitudinal direction of the holder plate 16, between each holder wall 16 thus joined, that is, between adjacent holder walls 16. The space portion 14 is formed in the space portion 14 at this time, the spring 15 of the spring assembly 11 is accommodated at least one or more in the standing position.

In the present invention, an example is shown in which two springs 15, which are erected in a state of being connected to each other in the space 14 between adjacent holder walls 16, are housed together.

At this time, the space between the adjacent holder wall 16, that is, the left and right width of the space portion 14 is relatively relative to the length of the sum of the diameter of one spring 15, or the diameter of two springs (15) When the spring 15 is settled in the space 14, the inner surface of the holder wall 16 can be pressed slightly to compress the spring 15, so that the spring 15 can be pressed against the holder wall. It is possible to be firmly supported in a state that is tightly clamped in the space portion 14 between (16), that is, both holder walls 16 are tightly tightened on both outer circumferential surfaces of the spring 15.

In addition, the spring holder installed along the circumference of the spring assembly 11 may be closed with a mattress cover 19 that is covered over the entire spring holder including the spring assembly 11.

In this way, the holder wall 16 of the spring holder enters the inside of the spring assembly 11 and firmly holds the spring 15, and uses the catching portion 17 at the distal end thereof of the spring assembly 11. While maintaining a close binding relationship with the c) side, the holder plate 13, which is integral with the holder wall 16, is firmly supported around the spring assembly 11, so that the spring assembly 11 In addition to ensuring a solid and stable installation state, and to maintain the durability of the spring assembly 11 even after long periods of use, it is possible to continuously provide a comfortable comfort to the user, the entire life of the bed mattress Can be extended.

Figure 4 is a schematic process diagram showing a method of manufacturing a bed mattress according to an embodiment of the present invention.

As shown in FIG. 4, a process of manufacturing the holder wall 16 among the spring holders constituted by the combination of the holder plate 13 and the holder wall 16 is shown here, and the molding of the holder wall 16 is shown. Looking for a manufacturing facility for the following.

The holder wall manufacturing equipment includes an unwinder 100 as a means for supplying a plate material 110 that is a material of the holder wall 16, and the unwinder 100 at this time is a frame 220 to be described later. Located in the front end of the) is installed in a structure that can be freely rotated on a predetermined unwinder frame (not shown).

In addition, the holder wall manufacturing equipment includes a frame 220, on which the drive means such as a motor, as well as rollers for material feeding, rollers for material forming, wheels for cutting the material, etc. are installed on the frame 220. Accordingly, the molding, cutting process, etc. for the material transported along the frame length direction can be made.

To this end, while being supported by a roller frame 230a from the front along the longitudinal direction of the frame 220 while being supported by a pair of feeding roller 120, roller frame 230b for transporting the plate material 110 Supported by the primary groove forming roller 130, the auxiliary roller 250a, and the roller frame 230c forming the groove 140a on the upper surface of the plate material 110, the groove 140b on the bottom surface of the plate material 110. ) Is supported by a secondary groove forming roller 150, an auxiliary roller 250b, and a roller frame 230d, and a pair of feeding rollers 120 for transporting the plate material 110 are sequentially installed.

In addition, the cutting wheel 160 and the cutting wheel motor 210 are installed on the frame 220 to the rear of the feeding roller 120 located at the rear end, and the cutting wheel 160 of the plate material 110 Being positioned in the center of the width serves to cut the width of the plate material 110 by exactly 1/2.

In addition, a cutting knife 170 and a knife driving cylinder 240 are installed on the frame 220 to the rear of the cutting wheel 160, and the cutting knife 170 at this time operates the knife driving cylinder 240. By the reciprocating movement across the width direction (direction perpendicular to the advancing direction of the plate material) of the frame 220 serves to cut the plate material 110 to a suitable length.

In addition, the sprocket 200 is mounted on the frame 220 side and each roller side, and the sprocket 200 is mounted on the sprocket 200 and the shaft of the drive motor 180 on the frame 220 at this time. The chain 190 is connected.

Accordingly, when the driving motor 180 is operated, the rollers are rotated through the transmission using the chain 190 and the sprocket 200, thereby transporting and molding the plate material 110.

When the holder wall 16 is molded using the holder wall manufacturing equipment as described above, and the molded holder wall 16 is assembled to the holder plate body 13 separately molded, a method of manufacturing the spring holder will be described. same.

First, as a first step, a step of transferring the strip-shaped plate material 110 supplied from the unwinder 100 to the front and rear feeding roller 120 is carried out.

In this case, the plate material 110 may use a synthetic resin material such as polyethylene.

Next, as a second step, the groove portion 140a having a relatively narrow width relative to the material width on the upper surface of the plate material 110 being transferred to the primary groove forming roller 130 located at the rear end of the front feeding roller 120 ) Is continuously formed along the longitudinal direction of the material.

That is, by pressing the intermediate width region of the plate material 110 being conveyed by the primary groove forming roller 130 heated by a heating means (not shown), the plate material 110 has a surface of the plate material in the initial state More recessed groove portion 140a can be molded.

Next, as a third step, the groove portion having a relatively narrow width compared to the material width on the lower surface of the plate material 110 being transferred to the secondary groove forming roller 150 located at the rear end of the primary groove forming roller 130 Continuously forming 140b along the material longitudinal direction is performed.

That is, by pressing the intermediate width region of the plate material 110 being conveyed by the secondary groove forming roller 150 heated by a heating means (not shown), the plate material 110 has a surface of the plate material in the initial state. More recessed groove portion 140b can be molded.

Thus, in the process of forming the grooves 140a and 140b in the plate material 110 through the second and third steps, the groove portion 140a at this time is the middle width region excluding the width edge portion of the plate material 110. As it is formed in, the width portion of both sides of the plate material 110, at the same time forming the groove portion (140a), it is possible to naturally form the engaging portion 17, respectively.

Next, as a fourth step, a step of cutting the middle of the width of the plate material 110 is being transferred to the cutting wheel 160 located at the rear end of the secondary groove forming roller 150.

That is, when the cutting wheel 160 is disposed at an intermediate position of the plate material width on the path where the plate material 110 is being transferred, and the cutting wheel 160 is rotated through the operation of the cutting wheel motor 210, the plate body The material 110 may be split to both sides while passing through the rotating cutting wheel 160.

Next, as a fifth step, the middle of the width is cut with a cutting knife 170 located in the rear end of the cutting wheel 160 to reciprocate the equipment width direction to cut the plate material 110 transferred in two rows to a predetermined length Carry out the steps.

That is, the plate material 110 being conveyed, that is, the grooves 140a and 140b are formed on the top and bottom surfaces thereof, and the plate material 110 having the hook portions 17 naturally formed at both ends of the width is cut to a predetermined length. By virtue of this, the holder wall 16 having the final shape and size can be made.

Meanwhile, forming a holder plate body 13 made of a synthetic resin material having a strip-like plate shape while having a plurality of wall grooves 12 arranged side by side in the width direction and at a predetermined interval along the length direction on one side thereof. Is carried out.

The holder plate body 13 can be manufactured separately using equipment such as a known injection machine, an extruder, a press machine, and the like.

Subsequently, the step of completing the spring holder is performed by fitting the rear end of the holder wall 16 into each of the wall grooves 12 of the holder plate body 13.

That is, a plurality of holder walls 16 are coupled to one holder plate 13 by inserting the rear end of the holder wall 16 into the wall groove 12 of the holder plate 13 and by bonding with an adhesive or the like. Complete the spring holder.

As described above, in the present invention, a new spring is installed along the circumference of the bed mattress to hold the spring assembly and accommodate one or two springs arranged at the outside of the spring assembly while maintaining a close binding relationship with the spring side. By providing a holder and a method of manufacturing such a spring holder, it is possible to ensure a firm and stable installation state of the spring assembly and at the same time to improve the durability of the spring assembly, to provide a comfortable comfort to the user, and the life of the bed mattress Can be extended.

10: mattress
11: spring assembly
12: wall groove
13: holder plate body
14: space part
15: spring
16: holder wall
17: locking part
18: wire for spring binding
19: Mattress Cover
100: unwinder
110: plate material
120: feeding roller
130: primary groove forming roller
140a, 140b: Groove
150: 2nd groove forming roller
160: cutting wheel
170: cutting knife
180: drive motor
190: chain
200: Children Sprockets
210: cutting wheel motor
220: frame
230a to 230d: roller frame
240: knife driving cylinder
250a, 250b: auxiliary roller

Claims (5)

Means for supporting the spring assembly 11, disposed along the circumference of the mattress 10 and surrounding the edge of the spring assembly 11,
The holder plate body 13 made of a synthetic resin material in the form of a long strip-like plate, and the space portion formed at the interval between the adjacent walls to be established by being coupled to one side of the holder plate body 13 through its rear end ( A holder wall 16 made of a synthetic resin material which holds at least one spring 15 of the spring assembly 11 and holds the spring 15 received at this time,
One side of the holder plate body 13 is formed with a plurality of wall grooves 12 which are arranged side by side in the width direction and at regular intervals along the longitudinal direction, and the holder wall 16 is formed of the holder plate body 13. It is fitted to each wall groove 12 and is coupled to stand on one side of the holder plate 13,
The front end of the holder wall 16 is caught in the inside of the spring assembly 11, the mushroom shaped to bind the entire holder plate body 13 including the holder wall 16 to the spring assembly 11 side. The locking part 17 which has a cross section is formed,
The engaging portion 17 of the holder wall 16 is formed in a continuous form over the entire length of the holder wall 17 up and down,
When the spring holder is installed on the spring assembly 11 side, the holder wall 16 enters between the spring 15 and the spring 15 in the spring assembly 11, together with the tip of the holder wall 16. The engaging portion 17 formed in the spring assembly 11 is caught on the spring binding wire 18 side of the spring assembly 11, so that the entire holder plate body 13 including the holder wall 16 is spring assembly 11. Spring holder of the bed mattress, characterized in that it can be firmly bound without being separated from the side to the outside.
delete delete delete The first step of transferring the strip-shaped plate material 110 supplied from the unwinder 100 to the feeding roller 120, and the primary groove forming roller 130 located at the rear end of the feeding roller 120 A second step of continuously forming the groove 140a having a relatively narrow width relative to the width of the material on the upper surface of the plate material 110 being conveyed in the longitudinal direction of the material, and at the rear end of the primary groove forming roller 130. A third step of continuously forming the groove 140b having a relatively narrow width relative to the width of the material on the lower surface of the plate material 110 being transferred to the secondary groove forming roller 150 positioned along the material length direction; A fourth step of cutting the middle of the width of the plate material 110 being transferred to the cutting wheel 160 located at the rear end of the car groove forming roller 150, and located at the rear end of the cutting wheel 160, in the width direction of the installation The plate is transferred in two rows by cutting the middle of the width with a cutting knife 170 for reciprocating For molding the holder wall 16 of the synthetic resin material through a fifth step of cutting the material 110 at a constant length while
After forming a holder plate body 13 made of a synthetic resin material having a strip-like plate shape having a plurality of wall grooves 12 arranged side by side in the width direction and at regular intervals along the length direction on one side, and then A spring holder manufacturing method for a bed mattress, comprising the step of fitting the rear end of the holder wall (16) to each of the wall grooves (12) of the plate (13) and bonding them with an adhesive.

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