CN111362224B - Method and structure for combining bagged spring bed net - Google Patents
Method and structure for combining bagged spring bed net Download PDFInfo
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- CN111362224B CN111362224B CN202010187991.4A CN202010187991A CN111362224B CN 111362224 B CN111362224 B CN 111362224B CN 202010187991 A CN202010187991 A CN 202010187991A CN 111362224 B CN111362224 B CN 111362224B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B68—SADDLERY; UPHOLSTERY
- B68G—METHODS, EQUIPMENT, OR MACHINES FOR USE IN UPHOLSTERING; UPHOLSTERY NOT OTHERWISE PROVIDED FOR
- B68G7/00—Making upholstery
- B68G7/05—Covering or enveloping cores of pads
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C27/00—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
- A47C27/04—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with spring inlays
- A47C27/06—Spring inlays
- A47C27/063—Spring inlays wrapped or otherwise protected
- A47C27/064—Pocketed springs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B68—SADDLERY; UPHOLSTERY
- B68G—METHODS, EQUIPMENT, OR MACHINES FOR USE IN UPHOLSTERING; UPHOLSTERY NOT OTHERWISE PROVIDED FOR
- B68G15/00—Auxiliary devices and tools specially for upholstery
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B68—SADDLERY; UPHOLSTERY
- B68G—METHODS, EQUIPMENT, OR MACHINES FOR USE IN UPHOLSTERING; UPHOLSTERY NOT OTHERWISE PROVIDED FOR
- B68G9/00—Placing upholstery springs in pockets; Fitting springs in upholstery
Abstract
The invention provides a method for combining bagged spring bed nets, which is characterized in that non-woven fabrics of a plurality of rows of bagged spring strings in the front and the back are welded in an ultrasonic welding or thermal welding mode without using glue, the method is environment-friendly and safe, the production efficiency is high, the production cost is low, the automation degree is high, two groups of welding knives are adopted for automatic feeding when the bagged spring strings are welded, one group of welding knives vertically penetrates into the bagged spring individuals, and the other group of welding knives horizontally penetrates into the bagged spring individuals and then pushes forwards, so that the fixed-point welding between the non-woven fabrics of the spring strings in the front and the back can be realized, the fold waste of the non-woven fabrics can not be caused, and the cost of the non-woven fabrics is reduced. The combined structure of the bagged spring bed net obtained by the combination method provided by the invention has the advantages of large binding power among bagged spring strings, good stability, long service life, no glue and good customer experience.
Description
Technical Field
The invention relates to the technical field of bagged spring bed net combination, in particular to a method and a structure for combining bagged spring bed nets.
Background
The bagged springs are formed by wrapping and packaging single springs in cloth bags, the bagged springs are sequentially connected to form bagged spring strings, and the bagged spring strings are arranged and bonded to form a bagged spring bed net. The traditional bagged spring bed net is formed by orderly and parallelly bonding bagged spring strings, and the bonding between the bagged spring strings by using glue mainly has the following defects: 1) the bagged spring strings are low in adhesive force, so that two adjacent bagged spring strings are easily separated in the use process, the stability is poor, and the service life is short; 2) the glue is not environment-friendly, and the customer experience is influenced because the glue contains irritant gas or trace harmful substances; 3) the production cost is high, in the actual production process, the glue consumption is large, the glue cost is high, and when glue is used for connecting bagged spring strings, a certain cloth bag adhesion area needs to be reserved, so that the wrinkle waste of the non-woven fabric is caused, and the cost of the non-woven fabric is increased; 4) the production efficiency is low, after the traditional gluing connection, the subsequent operation can be carried out only after the glue is dried completely after the glue is placed for a period of time, otherwise, the separation between two adjacent bagged spring strings is easily caused, and the time cost is high; 5) generally, a production mode of manual gluing and bonding is adopted, and the automation degree is low.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a combination method and a combination structure of a bagged spring bed net, which realize the connection between bagged spring strings by adopting an ultrasonic welding or thermal welding mode, do not need glue, are environment-friendly and safe, and have high production efficiency, low production cost and high automation degree.
In order to realize the technical scheme, the invention provides a method for combining bagged spring bed nets, which is used for welding non-woven fabrics of a plurality of rows of bagged spring strings in front and back in an ultrasonic welding or thermal welding mode and specifically comprises the following steps:
s1, vertically penetrating the bagged spring individuals in the bagged spring string from the upper part of the non-woven bag of the bagged spring string to the inside of the bagged spring individuals by the front group of welding knives;
s2, horizontally penetrating the rear group of welding knives through the rear row of bagged spring individuals from the rear arc surface of the rear row of bagged spring strings and penetrating the rear row of bagged spring individuals into the bagged spring individuals;
s3, moving the front and rear groups of welding knives towards each other to enable the non-woven fabric on the front side cylindrical cambered surface of the rear row of bagged spring string individuals to be in contact with the non-woven fabric on the rear side cylindrical cambered surface of the front row of bagged spring string individuals for welding, and enabling the contact positions of the non-woven fabrics on the front and rear rows of bagged spring strings to be welded together;
s4, respectively resetting the former group of welding knives and the latter group of welding knives;
and S5, repeating the steps S1 to S4 to weld the non-woven fabrics of the front row and the rear row of the bagged spring strings.
Preferably, the front group of welding knives vertically penetrate through the top of the non-woven fabric of the bagged spring individuals in the front row of bagged spring strings in a high-temperature hot melting and perforating mode and penetrate into the bagged spring individuals; the rear group of welding knives horizontally penetrate through the rear side cylindrical cambered surface of the rear row of bagged spring individuals in a high-temperature hot melting and hole opening mode and penetrate into the bagged spring individuals.
Preferably, the front group of welding knives melt and perforate the non-woven fabric by blowing high-temperature gas, and then the welding knives vertically penetrate through the top of the non-woven fabric of the bagged spring units in the front row of bagged spring strings in a manner of perforating, and penetrate into the bagged spring units; the rear group of welding knives melt and perforate the non-woven fabric by blowing high-temperature gas, and then horizontally penetrate through the rear side cylindrical cambered surface of the rear row of bagged spring individuals in a perforation mode and penetrate into the bagged spring individuals.
Preferably, the tail ends of the front group of welding knives and the rear group of welding knives are provided with air blowing holes, high-temperature gas is sprayed out of the air blowing holes, non-woven fabrics can be locally melted, the ultrasonic welding knives can accurately and quickly enter the non-woven fabric bags, and pre-opening is not needed.
Preferably, the invention also welds cloth on the top and/or bottom of the rows of non-woven fabrics of the bagged spring string by means of ultrasonic welding or thermal welding.
Preferably, when welding top cloth, the spring is individual in bags from the bottom of spring cluster non-woven fabrics in bags pierces through to first group's welding sword to extend perpendicularly to the individual inboard top of spring in bags, the top cloth is placed at the top of spring cluster non-woven fabrics in bags, the second group welding sword pushes down from top cloth top, make the individual contact of spring in bags of top department on top cloth and the first group welding sword, open the welding sword and weld, make top cloth and spring cluster non-woven fabrics in bags weld the department welding together on top on the first group welding sword.
Preferably, when welding bottom cloth, the spring is individual in bags from the top of spring cluster non-woven fabrics in bags of piercing through by first group of welding cutter to extend perpendicularly to the individual inboard bottom of spring in bags, the bottom cloth is placed in the bottom of spring cluster non-woven fabrics in bags, the second group of welding cutter pushes up from the below of bottom cloth, make the bottom cloth and the individual contact of the spring in bags of first group of welding cutter holding-down department, open the welding cutter and weld, make bottom cloth and spring cluster non-woven fabrics in bags weld together in first group of welding cutter holding-down department.
The invention also provides a combination method of the bagged spring bed net, which welds the non-woven fabrics of a plurality of rows of bagged spring strings in front and at back by ultrasonic welding or thermal welding, and specifically comprises the following steps:
s1, vertically penetrating the bagged spring individuals in the bagged spring string from the upper part of the non-woven bag of the bagged spring string to the inside of the bagged spring individuals by the front group of welding knives;
s2, aligning the non-woven fabric at the joint between two adjacent bagged spring individuals in the next row of bagged spring strings with the non-woven fabric at the rear side cylindrical cambered surface of the bagged spring individuals in the previous row of bagged spring strings;
s3, aligning the rear group of welding knives to the rear of the non-woven fabric at the joint between the two adjacent bagged spring individuals of the rear row of bagged spring strings, and enabling the front and rear groups of welding knives to move towards each other, so that the non-woven fabric at the joint between the two adjacent bagged spring individuals of the rear row of bagged spring strings is in contact with the non-woven fabric of the rear cylindrical cambered surface of the front row of bagged spring strings for welding, and the contact parts of the non-woven fabrics of the front and rear rows of bagged spring strings are welded together;
s4, respectively resetting the former group of welding knives and the latter group of welding knives;
and S5, repeating the steps S1 to S4 to weld the non-woven fabrics of the front row and the rear row of the bagged spring strings in a staggered mode.
The invention also provides a combined structure of the bagged spring bed net, which comprises a plurality of rows of bagged spring strings, and the non-woven fabric contact positions of the rows of bagged spring strings are welded together by ultrasonic welding or thermal welding by adopting the combination method provided by the invention.
Preferably, the cloth is welded on the top or the bottom of the rows of bagged spring strings in an ultrasonic welding or thermal welding mode.
The invention provides a combination method and a combination structure of a bagged spring bed net, which have the beneficial effects that:
1) the combination method of the bagged spring bed net provided by the invention realizes the connection among the bagged spring strings by adopting an ultrasonic welding or thermal welding mode, does not need glue, is environment-friendly and safe, and has high production efficiency, low production cost and high automation degree;
2) the combination method of the bagged spring bed net provided by the invention adopts a combined welding mode that two groups of welding knives automatically feed, one group vertically penetrates into the bagged spring individuals and the other group horizontally penetrates into the bagged spring individuals and then pushes forwards, can realize the fixed-point welding between the non-woven fabrics on the arc surfaces of the front and back bagged spring strings, can not cause the wrinkle waste of the non-woven fabrics, and reduces the cost of the non-woven fabrics.
3) The tail end of the ultrasonic welding knife is provided with the air blowing hole, high-temperature gas is sprayed out of the air blowing hole, and then the feeding mode of locally melting the non-woven fabric can ensure that the ultrasonic welding knife accurately and quickly enters the non-woven fabric bag without pre-opening.
4) The combined structure of the bagged spring bed net obtained by the combination method provided by the invention has the advantages of large binding power among bagged spring strings, good stability, long service life, no glue and good customer experience.
Drawings
Fig. 1 is a schematic perspective view of a welded structure in example 1.
FIG. 2 is a schematic sectional view of example 1 during welding.
Fig. 3 is a schematic perspective view of a welding process in example 1.
Fig. 4 is a schematic side view of the welding process of embodiment 1.
Fig. 5 is an exploded view of a welded structure in example 1.
Fig. 6 is a schematic view of welding an upper cloth and a lower cloth in example 1.
Fig. 7 is a schematic view of a welding structure of embodiment 2.
Fig. 8 is a schematic perspective view of a welding process according to embodiment 2.
Fig. 9 is a plan view of a welded structure according to embodiment 2.
Fig. 10 is a schematic view of welding an upper cloth and a lower cloth in example 2.
FIG. 11 is a schematic view of the feed of the ultrasonic welding blade blowing air to melt the nonwoven fabric.
In the figure: 1. bagging the spring string; 11. a nonwoven fabric bag; 12. a horizontal through hole; 13. a vertical through hole; 14. welding the connecting points; 15. a spring; 16. the latter group of welding knives; 17. the former group of welding knives; 2. distributing the cloth on the top; 3. and (5) distributing the bottom.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by a person skilled in the art without making any inventive step are within the scope of the present invention.
Example 1: a method for combining bagged spring bed nets.
Referring to fig. 1 to 6 and 11, a method for combining a spring bed net in bags, which welds non-woven fabrics of a plurality of rows of spring strings in bags in front and back by means of ultrasonic welding or thermal welding, specifically comprises the following steps:
s1, forming vertical through holes 13 in the top of the non-woven fabric bag 11 of the previous row of bagged spring string by hot-melting and perforating or blowing high-temperature gas to melt and perforate the non-woven fabric from the upper part of the bagged spring string non-woven fabric bag through the previous group of welding knives 17, and then vertically penetrating the vertical through holes 13 downwards and penetrating into the bagged spring units through the previous group of welding knives 17;
s2, forming a horizontal through hole 12 on the rear arc surface of the non-woven fabric bag 11 of the next row of bagged spring strings by hot-melting and perforating or blowing high-temperature gas to melt and perforate the non-woven fabric from the rear arc surface of the next row of bagged spring strings through the rear group of welding knives 16, and then penetrating the rear group of welding knives 16 forwards through the horizontal through hole 1 and horizontally extending into the bagged spring individuals; s3, moving the rear group of welding knives 16 forward, so that the rear group of welding knives 16 drive the non-woven fabric of the front side cylindrical arc surface of the rear row of bagged spring string individuals to be in contact with the non-woven fabric of the rear side cylindrical arc surface of the front row of bagged spring string individuals;
s4, enabling the front group of welding knives 17 moving forwards horizontally to approach the rear group of welding knives 16 arranged vertically in an opposite direction, and welding to enable the contact positions of the non-woven fabrics of the front side cylindrical arc surfaces of the rear row of bagged spring string individuals and the non-woven fabrics of the rear side cylindrical arc surfaces of the front row of bagged spring string individuals to be welded together to form a welding connection point 14, so that the non-woven fabrics of the front side cylindrical arc surfaces of the rear row of bagged spring string individuals are stably connected with the non-woven fabrics of the rear side cylindrical arc surfaces of the front row of bagged spring string individuals;
s5, repeating the steps S1 to S4 to weld the non-woven fabrics of the front row and the rear row of the bagged spring strings;
s6, placing the bottom cloth 3 below the bagged spring string welded in the step S5, and ejecting the other group of bottom welding knives from the lower side of the bottom cloth to enable the bottom cloth to be in contact with the bagged spring individual at the downward pressing position of the previous group of welding knives 17, and opening the welding knives to enable the bottom cloth and the bagged spring string non-woven fabric to be welded together at the downward pressing position of the previous group of welding knives 17;
s7, placing the top cloth 2 above the bagged spring strings welded in the step S6, forming vertical through holes 13 in the bottoms of the bottom cloth 3 and the bagged spring string non-woven cloth bag 11 by a group of welding knives in a mode of thermally melting and perforating or blowing high-temperature gas to melt and perforate non-woven cloth from the bottoms of the bottom cloth 3 and the bagged spring string non-woven cloth bag, and then vertically penetrating the vertical through holes 13 upwards by the group of welding knives 16 until the insides of the bagged spring individuals are close to the tops; then another group of top welding knives press down from the top of the top cloth 3, so that the top cloth 3 is contacted with the bagged spring individuals of the upper top welding knife, and the welding knives are opened, so that the top cloth and the bagged spring string non-woven fabric are welded together at the contact positions of the welding knives.
The method for combining the bagged spring bed nets, provided by the invention, has the advantages that the bagged spring strings are connected in an ultrasonic welding or thermal welding mode, glue is not needed, the method is environment-friendly and safe, the production efficiency is high, the production cost is low, the automation degree is high, two groups of welding knives are adopted for automatic feeding when the bagged spring strings are welded, one group of welding knives vertically penetrates into the bagged spring individuals, and the other group of welding knives horizontally penetrates into the bagged spring individuals and then pushes forwards, so that the fixed-point welding between the non-woven fabrics of the front and rear bagged spring strings can be realized, the wrinkle waste of the non-woven fabrics can not be caused, and the cost of the non-woven fabrics is reduced. The combined structure of the bagged spring bed net obtained by the combination method provided by the invention has the advantages of large binding power among bagged spring strings, good stability, long service life, no glue and good customer experience.
Example 2: a method for combining bagged spring bed nets.
Referring to fig. 7 to 11, a method for combining a bagged spring bed net, which welds non-woven fabrics of a plurality of rows of bagged spring strings in front and back by means of ultrasonic welding or thermal welding, specifically comprises the following steps:
s1, forming vertical through holes 13 in the top of the non-woven fabric bag 11 of the previous row of bagged spring string by hot-melting and perforating or blowing high-temperature gas to melt and perforate the non-woven fabric from the upper part of the bagged spring string non-woven fabric bag through the previous group of welding knives 17, and then vertically penetrating the vertical through holes 13 downwards and penetrating into the bagged spring units through the previous group of welding knives 17;
s2, aligning the non-woven fabric at the joint between two adjacent bagged spring individuals in the next row of bagged spring strings with the non-woven fabric at the rear side cylindrical cambered surface of the bagged spring individuals in the previous row of bagged spring strings (aligning in a staggered way);
s3, aligning the rear group of welding knives 16 to the rear of the non-woven fabric at the joint between two adjacent bagged spring individuals of the rear row of bagged spring strings, and moving the rear group of welding knives 16 forwards to enable the non-woven fabric at the joint of two adjacent bodies of the rear row of bagged spring strings to be driven by the rear group of welding knives 16 to be in contact with the non-woven fabric of the rear cylindrical cambered surface of the front row of bagged spring strings;
s4, enabling the rear group of welding knives 16 which move forwards horizontally to approach the front group of welding knives 17 which are vertically arranged in an opposite way, welding the front group of welding knives and the rear group of welding knives so that the contact positions of the non-woven fabrics at the joint of the two adjacent bodies in the rear row of bagged spring strings and the non-woven fabrics at the rear side cylindrical cambered surfaces of the bodies in the front row of bagged spring strings form welding connection points 14, and welding the welding connection points together;
s5, repeating the steps S1 to S4 to weld the non-woven fabrics of the front row and the rear row of the bagged spring strings;
s6, placing the bottom cloth 3 below the bagged spring string welded in the step S5, and ejecting the other group of bottom welding knives from the lower side of the bottom cloth to enable the bottom cloth to be in contact with the bagged spring individual at the downward pressing position of the previous group of welding knives 17, and opening the welding knives to enable the bottom cloth and the bagged spring string non-woven fabric to be welded together at the downward pressing position of the previous group of welding knives 17;
s7, placing the top cloth 2 above the bagged spring strings welded in the step S6, forming vertical through holes 13 in the bottoms of the bottom cloth 3 and the bagged spring string non-woven cloth bag 11 by a group of welding knives in a mode of thermally melting and perforating or blowing high-temperature gas to melt and perforate non-woven cloth from the bottoms of the bottom cloth 3 and the bagged spring string non-woven cloth bag, and then vertically penetrating the vertical through holes 13 upwards by the group of welding knives 16 until the insides of the bagged spring individuals are close to the tops; then another group of top welding knives press down from the top of the top cloth 3, so that the top cloth 3 is contacted with the bagged spring individuals of the upper top welding knife, and the welding knives are opened, so that the top cloth and the bagged spring string non-woven fabric are welded together at the contact positions of the welding knives.
The method for combining the bagged spring bed nets, provided by the invention, has the advantages that the bagged spring strings are connected in an ultrasonic welding or thermal welding mode, glue is not needed, the method is environment-friendly and safe, the production efficiency is high, the production cost is low, the automation degree is high, two groups of welding knives are adopted for automatic feeding when the bagged spring strings are welded, one group of welding knives vertically penetrates into the bagged spring individuals, and the other group of welding knives horizontally penetrates into the bagged spring individuals and then pushes forwards, so that the fixed-point welding between the non-woven fabrics of the front and rear bagged spring strings can be realized, the wrinkle waste of the non-woven fabrics can not be caused, and the cost of the non-woven fabrics is reduced. The combined structure of the bagged spring bed net obtained by the combination method provided by the invention has the advantages of large binding power among bagged spring strings, good stability, long service life, no glue and good customer experience.
Example 3: a combined structure of a bagged spring bed net.
Referring to fig. 1 to 6, a combined structure of a bagged spring bed net comprises a plurality of rows of bagged spring strings, and by adopting the combination method provided in embodiment 1, the contact positions of the non-woven fabrics of the bagged spring strings arranged in a row are welded together by ultrasonic welding or thermal welding, wherein at least two welding connection points 14 are arranged at the contact positions of the non-woven fabrics of the front cylindrical arc surfaces of the individual bagged spring strings in the rear row and the non-woven fabrics of the rear cylindrical arc surfaces of the individual bagged spring strings in the front row, top cloth 2 is welded at the tops of the welded rows of bagged spring strings by ultrasonic welding or thermal welding, and bottom cloth 3 is welded at the bottoms of the welded rows of bagged spring strings by ultrasonic welding or thermal welding. In the combined structure of the bagged spring bed net, the bagged spring strings have large cohesive force, good stability and long service life, and do not contain glue, so that the customer experience is good.
Example 4: a combined structure of a bagged spring bed net.
Referring to fig. 7 to 10, a combined structure of a bagged spring bed net comprises a plurality of rows of bagged spring strings, and by adopting the combination method provided in embodiment 2, the contact positions of the non-woven fabrics of the plurality of bagged spring strings which are arranged in a staggered manner are welded together by ultrasonic welding or thermal welding, wherein the contact positions (staggered front and back) of the non-woven fabrics at the joint positions of two adjacent bodies in the next row of bagged spring strings and the non-woven fabrics at the rear side cylindrical cambered surfaces of the bodies in the previous row of bagged spring strings are at least provided with two welding connection points 14, the tops of the plurality of welded rows of bagged spring strings are welded with a top fabric 2 by ultrasonic welding or thermal welding, and the bottoms of the plurality of welded rows of bagged spring strings are welded with a bottom fabric 3 by ultrasonic welding or thermal welding. In the combined structure of the bagged spring bed net, the bagged spring strings have large cohesive force, good stability and long service life, and do not contain glue, so that the customer experience is good.
The above description is only for the preferred embodiment of the present invention, but the present invention should not be limited to the embodiment and the disclosure of the drawings, and therefore, all equivalent or modifications that do not depart from the spirit of the present invention are intended to fall within the scope of the present invention.
Claims (9)
1. A method for combining bagged spring bed nets is characterized by welding non-woven fabrics of a plurality of rows of bagged spring strings in front and back by ultrasonic welding or thermal welding, and the method comprises the following steps:
s1, vertically penetrating the bagged spring individuals in the bagged spring string from the upper part of the non-woven bag of the bagged spring string to the inside of the bagged spring individuals by the front group of welding knives;
s2, horizontally penetrating the rear group of welding knives through the rear row of bagged spring individuals from the rear side cylindrical arc surface of the rear row of bagged spring strings and penetrating the rear row of bagged spring individuals into the bagged spring individuals;
s3, moving the front and rear groups of welding knives towards each other to enable the non-woven fabric on the front side cylindrical cambered surface of the rear row of bagged spring string individuals to be in contact with the non-woven fabric on the rear side cylindrical cambered surface of the front row of bagged spring string individuals for welding, and enabling the contact positions of the non-woven fabrics on the front and rear rows of bagged spring strings to be welded together;
s4, respectively resetting the former group of welding knives and the latter group of welding knives;
and S5, repeating the steps S1 to S4 to weld the non-woven fabrics of the front row and the rear row of the bagged spring strings.
2. The method of assembling a pocket spring bed net according to claim 1, wherein: the front group of welding knives vertically penetrate through the top of the non-woven fabric of the bagged spring individuals in the front row of bagged spring strings in a high-temperature hot melting and perforating mode and penetrate into the bagged spring individuals; the rear group of welding knives horizontally penetrate through the rear side cylindrical cambered surface of the rear row of bagged spring individuals in a high-temperature hot melting and hole opening mode and penetrate into the bagged spring individuals.
3. The method of assembling a pocket spring bed net according to claim 1, wherein: the front group of welding knives melt and perforate the non-woven fabric by blowing high-temperature gas, and then the welding knives vertically penetrate through the top of the non-woven fabric of the bagged spring individuals in the front row of bagged spring strings in a perforation mode and penetrate into the bagged spring individuals; the rear group of welding knives are used for hot melting and perforating non-woven fabrics by blowing high-temperature gas, and then the welding knives horizontally penetrate through the rear side cylindrical cambered surfaces of the rear row of bagged spring individuals in a hole penetrating mode and penetrate into the bagged spring individuals.
4. A method of assembling a pocket spring bed net according to claim 3, wherein: the tail end of the ultrasonic welding knife is provided with a gas blowing hole, and high-temperature gas is sprayed out from the gas blowing hole and can locally melt the non-woven fabric.
5. The method of assembling a pocket spring bed net according to claim 1, wherein: and cloth is welded on the top and/or the bottom of the non-woven fabric of the rows of the bagged spring strings in an ultrasonic welding or thermal welding mode.
6. The method of assembling a pocket spring bed net according to claim 5, wherein: when welding the top cloth, the spring is individual in bags from the bottom of spring cluster non-woven fabrics in bags to first group of welding sword pierces through to extend perpendicularly to the individual inboard top of spring in bags, and the top cloth is placed at the top of spring cluster non-woven fabrics in bags, and the second group of welding sword pushes down from top cloth top for the individual contact of spring in bags of top cloth and the first group of welding sword top department, weld, make top cloth and spring cluster non-woven fabrics in bags weld the welding together of sword top department on first group.
7. The method of assembling a pocket spring bed net according to claim 6, wherein: when welding the bottom cloth, the spring is individual in bags from the top of spring cluster non-woven fabrics in bags pierces through to first group of welding sword to extend perpendicularly to the individual inboard bottom of spring in bags, the bottom cloth is placed in the bottom of spring cluster non-woven fabrics in bags, the second group of welding sword pushes up from the below of bottom cloth, make the bottom cloth and the individual contact of the spring in bags of first group of welding sword holding down department, weld, make bottom cloth and spring cluster non-woven fabrics in bags weld the welding together of sword holding down department in bags.
8. The utility model provides a composite construction of spring bed net in bags, includes a plurality of rows of spring cluster in bags, its characterized in that: the method of claim 1, wherein the non-woven fabric contact portions of the rows of pocketed spring strings are ultrasonically or thermally welded together.
9. The unitized structure of a pocketed spring bed net of claim 8, wherein: the top or the bottom of the rows of bagged spring strings are welded with cloth in an ultrasonic welding or thermal welding mode.
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| CN202010187991.4A CN111362224B (en) | 2020-03-17 | 2020-03-17 | Method and structure for combining bagged spring bed net |
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| EP4337062A2 (en) * | 2021-05-10 | 2024-03-20 | Wolfson, Martin | Glueless pocketed spring cushioning unit assembler |
| CN115922049B (en) * | 2022-11-10 | 2024-03-12 | 广州市联柔机械设备有限公司 | Parallel bed net combination device and bed net combination method |
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| CN208822109U (en) * | 2018-05-11 | 2019-05-07 | 浙江华剑智能装备有限公司 | Without poly-bag shock mount core |
| CN110466159A (en) * | 2018-05-11 | 2019-11-19 | 浙江华剑智能装备股份有限公司 | Production equipment and production method without poly-bag shock mount core |
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| EP0421496B1 (en) * | 1989-10-05 | 1994-03-30 | B'linea | Innerspring construction for mattresses, cushions and the like and process for manufacturing said construction |
| JPH10179336A (en) * | 1996-12-25 | 1998-07-07 | Dream Sogo Kenkyusho:Kk | Spring-row holder |
| CN1478053A (en) * | 2000-11-30 | 2004-02-25 | л����Ү�������ɷݹ�˾ | Independent bagged spring cushion |
| CN202112702U (en) * | 2011-06-21 | 2012-01-18 | 东莞市楷模家居用品制造有限公司 | Bagged drum-shaped straight spring mattress |
| CN208822109U (en) * | 2018-05-11 | 2019-05-07 | 浙江华剑智能装备有限公司 | Without poly-bag shock mount core |
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| CN111362224A (en) | 2020-07-03 |
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