阅读说明：本技术 缝线袋装弹簧的制造设备及制造方法 (Manufacturing equipment and manufacturing method of suture pocket spring ) 是由 谭治铭 梁杰 谭治良 于 2021-08-12 设计创作，主要内容包括：本发明公开了一种缝线袋装弹簧的制造设备及制造方法,其中制造设备包括：支撑组件,用于支撑对折的布料；第一缝纫机构,用于缝纫布料对折形成的边侧开口；弹簧输送机构；以及第二缝纫机构,用于缝纫布料,使布料形成间隔的多个容纳弹簧的布袋。将布料对折支撑在支撑组件上,弹簧输送机构向对折的布料内部输送弹簧,通过缝纫机构对布料进行缝纫,其中,第一缝纫机构对布料对折形成的侧边开口进行封边缝纫,封边处形成第一缝线；第二缝纫机构对布料进行缝纫形成第二缝线,使布料形成间隔的多个单独容纳弹簧的布袋,与传统缝线袋装弹簧的制作需要人工进行缝合相比,能够提高缝线效率,进而提高生产效率,此发明用于袋装弹簧生产制造领域。(The invention discloses a manufacturing device and a manufacturing method of a suture bagged spring, wherein the manufacturing device comprises: the supporting component is used for supporting the folded cloth; the first sewing mechanism is used for sewing an edge side opening formed by folding the cloth in half; a spring conveying mechanism; and the second sewing mechanism is used for sewing the cloth, so that the cloth forms a plurality of spaced cloth bags containing the springs. The cloth is folded and supported on the supporting assembly, the spring conveying mechanism conveys the spring to the interior of the folded cloth, and the cloth is sewn through the sewing mechanism, wherein the first sewing mechanism performs edge sealing and sewing on a side opening formed by folding the cloth, and a first suture line is formed at the edge sealing position; the second sewing mechanism sews the cloth to form second sewing lines, so that the cloth forms a plurality of spaced cloth bags which independently contain the springs.)

1. An apparatus for manufacturing suture pocketed springs, comprising:

the supporting component is used for supporting the folded cloth;

the first sewing mechanism is used for sewing an edge side opening formed by folding the cloth in half to seal the edge side opening, and sewing the first sewing mechanism to form a first sewing line which is parallel to the conveying direction of the cloth;

the spring conveying mechanism is used for conveying a spring to the interior of the folded cloth; and

the second sewing mechanism is used for sewing the cloth to enable the cloth to form a plurality of cloth bags which are arranged at intervals and contain the springs, the second sewing mechanism is used for sewing a plurality of second stitches which are arranged at intervals, and the second stitches are transversely arranged on the cloth.

2. The apparatus of claim 1, wherein: the second sewing mechanism is provided with at least one, and the second sewing mechanism sews the formed second sewing thread to cross the folded cloth.

3. The apparatus of claim 1, wherein: the second sewing mechanisms are arranged on two sides of the folded cloth in a staggered mode, the second sewing threads formed by sewing of the second sewing mechanisms are half-crossed over the folded cloth, and the second sewing threads of the two half-crossed over threads in the same straight line direction are used for spacing the cloth bags together.

4. The apparatus of claim 3, wherein: the second suture is V-shaped or Y-shaped.

5. The apparatus of claim 1, wherein: the supporting component comprises two positioning plates which are oppositely arranged at intervals and can be relatively moved and adjusted, the positioning plates extend along the conveying direction of the cloth, the folded cloth is coated on the two positioning plates, an inner side space is formed between the positioning plates and the folded cloth, and the folded cloth is overturned towards the inner side space and conveyed forwards, so that the inner side surface and the outer side surface of the cloth are exchanged.

6. An apparatus for manufacturing a suture pocketed spring according to any one of claims 1 to 5, wherein: the manufacturing equipment of the suture pocket spring comprises a spring shaping assembly, wherein the spring shaping assembly comprises two supporting pieces which are oppositely arranged up and down, so that cloth wraps the compressed spring to pass through a gap between the two supporting pieces to keep the spring in a vertical compression state.

7. The apparatus of claim 6, wherein: the spring design subassembly has a plurality ofly, and a plurality ofly the spring design subassembly sets up along the direction of delivery interval of cloth, second sewing machine constructs and sets up two adjacent between the spring design subassembly, two adjacent have the clearance between the spring design subassembly for provide second sewing machine constructs sews and forms the space of second suture.

8. The apparatus of claim 6, wherein: the manufacturing equipment of the suture bagged spring comprises a shifting block arranged at the downstream of the spring shaping assembly, and the shifting block is used for shifting the spring to enable the vertically compressed spring to transversely extend to fill the cloth bag.

9. The apparatus of claim 1, wherein: the spring conveying mechanism comprises two conveying belts which are oppositely arranged up and down, and the two conveying belts are used for clamping, compressing and conveying the springs.

10. The apparatus of claim 1, wherein: the manufacturing equipment of the suture bagged spring comprises a first driving mechanism, and the first driving mechanism is used for clamping and pulling cloth for conveying.

11. The apparatus of claim 1, wherein: the manufacturing equipment of the suture pocket spring comprises a second driving mechanism, wherein the second driving mechanism is used for driving the second sewing mechanism to reciprocate back and forth along the conveying direction of the cloth, so that the second sewing mechanism moves and sews along with the conveying of the cloth in the sewing process.

12. A method of manufacturing a suture pocket spring by the apparatus for manufacturing a suture pocket spring according to any one of claims 1 to 11, comprising the steps of:

folding and covering the cloth on the supporting component;

the first sewing mechanism sews the side opening formed by folding the cloth in half to seal the side opening;

turning the folded cloth inwards to replace the inner side surface and the outer side surface of the cloth, and conveying the turned cloth forwards;

the spring conveying mechanism conveys the springs to the interior of the folded cloth;

the second sewing mechanism sews the cloth to enable the cloth to form a plurality of cloth bags at intervals for containing the springs.

13. The method of manufacturing a suture pocketed spring of claim 12, wherein: and vertically compressing the spring for conveying, sewing the cloth by the second sewing mechanism to form a plurality of spaced cloth bags containing the spring, and then poking the spring to transversely extend the vertically compressed spring to fill the cloth bags.

Technical Field

The invention relates to the field of production and manufacture of pocket springs, in particular to a manufacturing device and a manufacturing method of suture pocket springs.

Background

The suture bagged spring is improved on the basis of the existing bagged spring, and the spring separation bag is packaged in the folding cloth by using a more environment-friendly sewing mode. The suture bagged spring is more complex in process, and the traditional production mainly adopts manual processing, so that the production efficiency is low; with the gradual expansion of the market, complete manual manufacturing is difficult to meet the requirements, mechanical auxiliary processing is needed, and the springs are bagged through mechanical equipment, but the springs still need to be sewn manually, so that the scale is difficult to realize, the sewing efficiency is low, and the production time is long.

Disclosure of Invention

The invention aims to solve at least one technical problem in the prior art, and provides a manufacturing device and a manufacturing method of a suture pocket spring, which can replace manual sewing to improve production efficiency.

According to an embodiment of the first aspect of the present invention, there is provided a manufacturing apparatus of a suture pocketed spring, comprising:

the supporting component is used for supporting the folded cloth;

the first sewing mechanism is used for sewing an edge side opening formed by folding the cloth in half to seal the edge side opening, and sewing the first sewing mechanism to form a first sewing line which is parallel to the conveying direction of the cloth;

the spring conveying mechanism is used for conveying a spring to the interior of the folded cloth; and

the second sewing mechanism is used for sewing the cloth to enable the cloth to form a plurality of cloth bags which are arranged at intervals and contain the springs, the second sewing mechanism is used for sewing a plurality of second stitches which are arranged at intervals, and the second stitches are transversely arranged on the cloth.

The manufacturing equipment of the suture pocket spring has at least the following beneficial effects: the cloth is folded and supported on the supporting assembly, the spring conveying mechanism conveys the spring to the interior of the folded cloth, and the cloth is sewn through the sewing mechanism, wherein the first sewing mechanism performs edge sealing and sewing on a side opening formed by folding the cloth in half to seal the side opening, and a first sewing line is formed at the edge sealing position; second sewing machine constructs to sew the cloth and forms the second suture, makes the cloth form a plurality of sack that hold the spring alone of spaced, needs the manual work to sew up with traditional suture bagged spring's preparation and compares, can improve suture efficiency, and then improves production efficiency.

According to the manufacturing apparatus of the suture pocket spring according to the embodiment of the first aspect of the invention, the second sewing mechanism has at least one, and each of the second sewing mechanisms sews the second suture formed across the folded cloth.

According to the manufacturing equipment of the suture pocket spring, the number of the second sewing mechanisms is at least two, the second sewing mechanisms are arranged on two sides of the folded cloth in a staggered mode, the second stitches formed by sewing of the second sewing mechanisms half-span the folded cloth, and the second stitches half-span in the same straight line direction are used for spacing the cloth bags together.

According to an embodiment of the first aspect of the present invention, the second suture is V-shaped or Y-shaped.

According to the manufacturing equipment of the suture pocket spring, the supporting assembly comprises two positioning plates which are oppositely arranged at intervals and can be relatively moved and adjusted, the positioning plates extend along the conveying direction of the cloth, the folded cloth covers the two positioning plates, an inner side space is formed between the two positioning plates and the folded cloth, and the folded cloth is overturned towards the inner side space and is conveyed forwards so that the inner side surface and the outer side surface of the cloth can be exchanged.

According to the manufacturing equipment of the suture pocketed spring, the manufacturing equipment of the suture pocketed spring comprises a spring shaping assembly, the spring shaping assembly comprises two supporting pieces which are arranged up and down oppositely, so that cloth wraps the compressed spring and passes through a gap between the two supporting pieces to keep the vertical compression state of the spring.

According to the manufacturing equipment of the suture pocket spring, the number of the spring shaping assemblies is multiple, the spring shaping assemblies are arranged at intervals along the conveying direction of the cloth, the second sewing mechanism is arranged between every two adjacent spring shaping assemblies, and a gap is formed between every two adjacent spring shaping assemblies so as to provide a space for the second sewing mechanism to sew to form the second suture.

The apparatus for manufacturing suture pocketed springs according to the embodiment of the first aspect of the invention, comprises a poking block arranged downstream of the spring shaping assembly for poking the springs to laterally stretch the vertically compressed springs to fill the cloth bag.

According to the manufacturing equipment of the suture pocket spring, the spring conveying mechanism comprises two conveying belts which are oppositely arranged up and down and are used for clamping, compressing and conveying the spring.

The apparatus for manufacturing a suture pocket spring according to the embodiment of the first aspect of the invention comprises a first driving mechanism for clamping and pulling cloth for conveying.

According to the manufacturing equipment of the suture pocket spring, the manufacturing equipment of the suture pocket spring comprises a second driving mechanism, the second driving mechanism is used for driving the second sewing mechanism to reciprocate back and forth along the conveying direction of the cloth, so that the second sewing mechanism moves and sews along with the conveying of the cloth in the sewing process.

According to an embodiment of the second aspect of the present invention, there is provided a method for manufacturing a suture pocketed spring by the above-mentioned apparatus for manufacturing a suture pocketed spring, comprising the steps of:

folding and covering the cloth on the supporting component;

the first sewing mechanism sews the side opening formed by folding the cloth in half to seal the side opening;

turning the folded cloth inwards to replace the inner side surface and the outer side surface of the cloth, and conveying the turned cloth forwards;

the spring conveying mechanism conveys the springs to the interior of the folded cloth;

the second sewing mechanism sews the cloth to enable the cloth to form a plurality of cloth bags at intervals for containing the springs.

According to the manufacturing method of the suture pocket spring, the spring is vertically compressed and conveyed, and after the second sewing mechanism sews the cloth to form a plurality of spaced cloth bags containing the spring, the spring is stirred, so that the vertically compressed spring is transversely expanded to fill the cloth bags.

Drawings

The invention is further described below with reference to the accompanying drawings and examples;

FIG. 1 is a schematic diagram of an apparatus for manufacturing suture pocketed springs according to an embodiment of the invention;

FIG. 2 is an elevation view of an apparatus for manufacturing suture pocketed springs according to an embodiment of the invention;

FIG. 3 is a top view of an apparatus for manufacturing suture pocketed springs according to an embodiment of the present invention, wherein a second sewing mechanism is provided;

FIG. 4 is a top view of an apparatus for manufacturing suture pocketed springs according to an embodiment of the present invention, wherein a plurality of second sewing mechanisms are provided and disposed on the same side;

FIG. 5 is a top view of an apparatus for manufacturing a suture pocket spring according to an embodiment of the present invention, in which a plurality of second sewing mechanisms are alternately disposed at both sides of a folded cloth;

FIG. 6 is an elevation view of a string of pocketed springs of the suture of an embodiment of the invention, with a second suture crossing the cloth;

FIG. 7 is an elevation view of a string of suture pocketed springs according to an embodiment of the invention, with a second suture half-spanning the cloth;

FIG. 8 is a top view of a string of suture pocketed springs according to an embodiment of the invention;

FIG. 9 is a schematic view of a first sewing mechanism according to the embodiment of the present invention for sewing a cloth;

FIG. 10 is a schematic view of a cloth turn-over configuration according to an embodiment of the present invention;

reference numerals: the cloth bag comprises a supporting component 100, a positioning plate 110, a spring conveying mechanism 200, a conveying belt 210, a first sewing mechanism 300, a second sewing mechanism 400, a first sewing line 510, a second sewing line 520, a first driving mechanism 600, a clamping plate 610, a spring shaping component 800, a supporting component 810, a shifting block 900, cloth 10, a spring 20, a cloth bag 30 and an inner space 40.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1 to 10, an embodiment of the present invention provides an apparatus for manufacturing a pocketed suture spring, including a support assembly 100, a spring feeding mechanism 200, a first sewing mechanism 300, and a second sewing mechanism 400, wherein the support assembly 100 is used for supporting a folded fabric 10; the first sewing mechanism 300 is used for sewing an edge side opening formed by folding the cloth 10 in half so as to seal the edge side opening, the first sewing mechanism 300 sews a first sewing thread 510, and the first sewing thread 510 is parallel to the conveying direction (namely the longitudinal direction) of the cloth 10; the spring conveying mechanism 200 is used for conveying the springs 20 to the interior of the folded cloth 10; the second sewing mechanism 400 is used for sewing the cloth 10, so that the cloth 10 forms a plurality of spaced cloth bags 30 containing the springs 20, the second sewing mechanism 400 sews a plurality of second stitches 520 distributed at intervals along the longitudinal direction, and each second stitch 520 is transversely arranged on the cloth 10.

It is understood that the structure of the sewing mechanism is common knowledge of those skilled in the textile field, and the specific structure of the first sewing mechanism 300 and the second sewing mechanism 400 is not described herein in detail, and the first sewing mechanism 300 and the second sewing mechanism 400 of the present embodiment have an automatic thread cutting function, and can specifically cut off the thread by a cutter or scissors.

In the manufacturing equipment of the pocket sewing spring of the embodiment, the cloth 10 is folded in half and supported on the support assembly 100, the spring conveying mechanism 200 conveys the spring 20 to the inside of the folded cloth 10, and the cloth 10 is subjected to thread sewing by the sewing mechanism, wherein the first sewing mechanism 300 performs edge sealing sewing on a side opening formed by folding the cloth 10 in half, so that the side opening is closed, and a first sewing thread 510 is formed at the edge sealing position; the second sewing mechanism 400 sews the fabric 10 to form a second stitch 520, so that the fabric 10 forms a plurality of spaced cloth bags 30 containing the springs 20, one cloth bag 30 contains one spring 20 to form a stitch pocket spring, and a plurality of connected stitch pocket springs form a pocket spring string. This equipment needs the manual work to sew up with the preparation of traditional suture pocket spring and compares, can improve suture efficiency, and then improves suture pocket spring's production efficiency.

In this embodiment, the apparatus for manufacturing suture pocket springs comprises a first driving mechanism 600, and the first driving mechanism 600 is used for clamping and pulling the cloth 10 for conveying. First actuating mechanism 600 adopts the mode of centre gripping to drive cloth 10 and carries, specifically, first actuating mechanism 600 can include two splint 610 that set up from top to bottom, and two splint 610 can move centre gripping cloth 10 in opposite directions, then pulls cloth 10 forward movement.

In some embodiments, in particular, the supporting assembly 100 includes two positioning plates 110 disposed opposite to each other at an interval and capable of being adjusted by relative movement, the positioning plates 110 extend along a conveying direction of the cloth 10, the folded cloth 10 is wrapped on the two positioning plates 110, and the positioning plates 110 are in a shape protruding outward, and can shape both side edges of the folded cloth 10 so as to facilitate sewing by the first sewing mechanism 300. The two positioning plates 110 can be moved relatively to adjust the transverse width of the folded cloth 10.

In some embodiments, the second sewing mechanism 400 has at least one, and each second sewing mechanism 400 sews a second stitch 520 formed across the doubled over fabric 10.

It is to be understood that, as needed, the second sewing mechanism 400 is provided as one, and referring to fig. 3, the second sewing mechanism 400 moves across the folded cloth 10 while sewing, so that a single second stitch 520 is formed across the entire folded cloth 10, completing one sewing; the next sewing is performed, the cloth 10 moves forward by the distance of a single cloth bag 30, the second sewing mechanism 400 can move across the folded cloth 10 in the reverse direction to perform reverse sewing, or move in the reverse direction to reset to the initial position and then move across the folded cloth 10 in the forward direction to perform forward sewing; after multiple sewing, the string of pocketed springs is finally formed, see fig. 6.

As required, the second sewing mechanisms 400 are provided in plurality, referring to fig. 4, the second sewing mechanisms 400 are provided at the same side, the second sewing mechanisms 400 are continuously provided at equal intervals every distance of one suture pocketed spring, or the second sewing mechanisms 400 are provided at equal intervals every distance of the plurality of suture pocketed springs, the second sewing mechanisms 400 can be simultaneously operated, a plurality of second sutures 520 can be formed by one sewing, and the cloth 10 moves forward at each time by a distance corresponding to a plurality of cloth bags 30, thereby greatly improving the production efficiency.

In other embodiments, the second sewing mechanisms 400 are at least two, and each second sewing mechanism 400 is alternately disposed at the left and right sides of the folded cloth 10, referring to fig. 1 and 5, the second sewing thread 520 formed by sewing each second sewing mechanism 400 half-spans the folded cloth 10, referring to fig. 7, and the two half-spans second sewing threads 520 in the same straight direction are commonly used for spacing the cloth bags 30. In this way, forming one second stitch 520 at a time requires a reciprocating motion from the outside to the middle of the folded fabric 10, specifically, referring to fig. 7, the second stitch 520 has a V-shape or a Y-shape, and the second sewing mechanism 400 is returned to the initial position after each sewing motion.

It will be appreciated that the half-span width is not necessarily half the transverse width of the doubled over fabric 10, and may be slightly less than half the width, i.e. there may be some gap between the two half-spans of second stitches 520 in the same linear direction.

It can be understood that, according to the requirement, the number of the second sewing mechanisms 400 is even more than two, the second sewing mechanisms 400 are arranged in a staggered way, the second sewing mechanisms 400 can act simultaneously, and a plurality of second stitches 520 can be formed by one-time sewing, so that the production efficiency is greatly improved.

In some embodiments, the apparatus for manufacturing the suture pocket spring comprises a second driving mechanism for driving the second sewing mechanism 400 to reciprocate back and forth along the feeding direction of the cloth 10, so that the second sewing mechanism 400 can move and sew along with the forward feeding of the cloth 10 during the sewing process, thus the cloth 10 can be continuously fed in a moving way, the down time is reduced, and the production efficiency is improved.

In some embodiments, the folded fabric 10 is wrapped on the two positioning plates 110, an inner space 40 is formed between the two positioning plates 110 and the folded fabric 10, referring to fig. 9 and 10, one end (rear end) of the upstream of the folded fabric 10 is turned over to the inner space 40, so that the inner surface and the outer surface of the fabric 10 are exchanged, the turn-over of the fabric 10 is realized, and the sealing edge of the fabric 10 at the first sewing line 510 is hidden inside after the turn-over, so that the position of the sealing edge of the outside of the fabric 10 is smoother and more beautiful, referring to fig. 8. The turned cloth 10 is pulled to be conveyed forward by the first driving mechanism 600.

It will be appreciated that a turn-over mechanism may be provided by which the cloth 10 is turned over.

In some embodiments, the spring conveying mechanism 200 is disposed upstream of the folded cloth 10, the spring conveying mechanism 200 includes two conveying belts 210 disposed oppositely up and down, the spring 20 is vertically disposed between the two conveying belts 210, and the two conveying belts 210 clamp, compress and convey the spring 20.

In some embodiments, the manufacturing apparatus of the suture pocketed spring includes a spring setting assembly 800, the spring setting assembly 800 is disposed downstream of the supporting assembly 100, the spring setting assembly 800 includes two supports 810 disposed opposite to each other up and down, so that the cloth 10 wraps the compressed spring 20 to pass through a gap between the two supports 810 to maintain a vertically compressed state of the spring 20, and the spring 20 moves forward as the cloth 10 is fed forward.

In the existing manufacturing equipment for the bagged springs, the springs are transversely placed and conveyed; in this embodiment, the spring 20 is kept in a vertically compressed state by the spring setting assembly 800, so that the spring 20 is prevented from being extended, and the cloth 10 can be kept flat, thereby facilitating the sewing operation of the first sewing mechanism 300 and the second sewing mechanism 400.

In some embodiments, there are a plurality of spring setting assemblies 800, the plurality of spring setting assemblies 800 are arranged at intervals along the feeding direction of the cloth 10, the second sewing mechanism 400 is arranged between two adjacent spring setting assemblies 800, and a gap is formed between two adjacent spring setting assemblies 800 to provide a space for the second sewing mechanism 400 to sew to form the second seam 520.

Specifically, the end (i.e., the rear end) of the support member 810 upstream is disposed obliquely, and the end (i.e., the rear end) of the two support members 810 upstream is formed in a shape in which the opening size is gradually reduced, i.e., a bell-mouth shape, so that the spring 20 is gradually compressed between the two support members 810. Further, the front ends of the supporting members 810 are also obliquely arranged, and the front ends of the upper and lower supporting members 810 form a shape with an opening gradually increasing in size, so that the supporting members 810 can be conveniently installed and can be placed and installed in the forward direction and the direction.

In some embodiments, the apparatus for manufacturing suture pocketed springs comprises a shifting block 900 disposed downstream of the spring shaping assembly 800, the shifting block 900 can reciprocate in the left-right direction to shift the springs 20 in the cloth bag 30, so that the vertically compressed springs 20 can be transversely extended to fill the cloth bag 30, and after the springs 20 are transversely extended, the cloth bag 30 is expanded outwards to be changed into a substantially cylindrical shape from a flat structure.

The first driving mechanism 600 is arranged at the downstream position of the shifting block 900, and the two clamping plates 610 clamp the second suture 520 between two adjacent cloth bags 30 after the springs 20 are stretched, so that the clamping is firmer, and the clamping plates 610 are prevented from slipping.

The embodiment of the invention also provides a manufacturing method of the suture pocket spring, which manufactures the suture pocket spring by the manufacturing equipment of the suture pocket spring and comprises the following steps:

folding the cloth 10 to cover the two positioning plates 110, and positioning the cloth 10;

the first sewing mechanism 300 sews the side opening of the cloth 10 to form a first sewing line 510, and seals the side opening;

turning the folded cloth 10 inwards to exchange the inner side surface and the outer side surface of the cloth 10, hiding the first sewing thread 510 inside the cloth 10, enabling the turned cloth 10 to pass through the upper and lower supporting pieces 810 of the spring shaping assembly 800, and clamping the cloth 10 by the first driving mechanism 600 to convey forwards;

the spring conveying mechanism 200 compresses and conveys the springs 20 into the folded cloth 10, and under the action of the plurality of spring shaping assemblies 800, the springs 20 are conveyed along with the cloth 10 in a vertical compression state;

the second sewing mechanism 400 sews the cloth 10 to form a plurality of spaced cloth bags 30 containing the springs 20;

the shifting block 900 shifts the spring 20 in the cloth bag 30, so that the vertically compressed spring 20 transversely extends and fills the cloth bag 30.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.