WO2021003905A1

WO2021003905A1 - Method for manufacturing seat cushion

Info

Publication number: WO2021003905A1
Application number: PCT/CN2019/115236
Authority: WO
Inventors: 金永良; 王冬; 徐备松; 兰先川; 钱新华
Original assignee: 江苏金龙科技股份有限公司
Priority date: 2019-07-08
Filing date: 2019-11-04
Publication date: 2021-01-14
Also published as: CN110258010A

Abstract

A method for manufacturing a seat cushion. The method comprises: connecting fabric yarn of a seat cushion (10) to a first yarn nozzle and a second yarn nozzle of a flat knitting machine respectively, connecting fill yarn to a third yarn nozzle, and using the first yarn nozzle and the second yarn nozzle to knit said yarn in advance so as to form a first sealed edge in the length direction (101); then, continuously feeding the fill yarn back and forth by means of the third yarn nozzle, and using the first yarn nozzle and the second yarn nozzle to knit at an upper surface and a lower surface of the fill yarn respectively so as to form an outer knitted layer (102); finally, using the first yarn nozzle and the second yarn nozzle for knitting again so as to form a second sealed edge in the length direction (103); and interchanging pre-knitting beds or post-knitting beds of the first yarn nozzle and the second yarn nozzle at a preset width direction boundary position of the fill yarn so that a side sealing structure is formed on a corresponding width direction position side of the fill yarn (104). In the described method, the raw materials are directly knitted to form the seat cushion (10), which enables the seat cushion (10) to be manufactured quickly and conveniently, and enables manufacturing costs to be low.

Description

Method for making cushion

Technical field

The invention relates to the technical field of cushion production, in particular to a method for manufacturing a cushion.

Background technique

The manufacturing process of the existing cushion with padding is as follows, as shown in Figure 1: Prefabrication of the first textile fabric 1, the second textile fabric 2, the intermediate filler 3, and then the first textile fabric 1, the second textile fabric 2 The upper surface or the lower surface of the intermediate filler 3 is pressed respectively, so that the inner cavity formed by the combination of the first textile cloth 1 and the second textile cloth 2 is arranged with the intermediate filler 3, and then the intermediate filler 3 is replaced by subsequent machines or manually. The edge sealing of the first textile fabric 1 and the second textile fabric 2 corresponding to the outer circumference of 3 requires multiple manufacturing processes, and the manufacturing method is complicated, which makes the manufacturing cost of the seat cushion high.

Summary of the invention

In view of the above-mentioned problems, the present invention provides a method for manufacturing a seat cushion, which is directly woven from raw materials to form a seat cushion, which makes the manufacture of the seat cushion quick and convenient and has a low manufacturing cost.

A method for manufacturing a seat cushion is characterized in that the fabric yarns of the seat cushion are respectively connected to the first yarn feeder and the second yarn feeder of the flat knitting machine, and the filling yarn is connected to the third yarn feeder, which passes through the first yarn feeder in advance. The first and second yarn feeders are woven to form the first edge banding in the length direction. After that, the filling yarn is continuously fed back and forth through the third yarn feeder. The first and second yarn feeders are respectively placed on the upper and lower surfaces of the filling yarn. Weave to form the outer weave layer, and finally weave through the first yarn feeder and the second yarn feeder to form the second edge seal in the length direction, where the filling yarn is at the preset width direction boundary position of the first yarn feeder and the second yarn feeder. The pre-weaving bed or the post-weaving bed are interchanged, so that a side sealing structure is formed on the side of the filling material in the corresponding width direction.

It is further characterized in that: the third yarn feeder is arranged at a position between the first yarn feeder and the second yarn feeder to ensure smooth production;

It also includes a fourth yarn feeder, which is used to supply hot melt yarn. During the second edge sealing process, the filling yarn may partially spread out to the second edge sealing position. The hot-melt yarn supplied by the fourth yarn feeder is fed during the second edge-sealing knitting, and the hot-melt yarn is combined with the first yarn feeder and the second yarn feeder to form the second edge-sealing, and the second edge-sealing After completion, perform high-temperature and rapid ironing on the sealing edge so that the second sealing edge locks the filling yarn;

When several concave parts need to be arranged on the seat cushion, the first yarn feeder and the second yarn feeder perform the front-bed knitting and the back-bed knitting at the preset concave positions of the filling yarn, and then reset it to form For the concave part of a needle position, according to the preset position of the concave part, the first yarn feeder and the second yarn feeder can be reversed from the front bed knitting to the back bed knitting at the corresponding knitting position. The concave part is also obtained by weaving, without subsequent operations;

The periphery of the concave part forms a corresponding circular area, and the corresponding knitting parameters are preset in the main machine, and the main machine controls the first and second yarn feeders to perform the reverse of front-bed knitting and back-bed knitting at corresponding positions , And then reset;

The first edge seal of the cushion is formed by the first yarn feeder and the second yarn feeder along the width direction of the cushion. The length of the first edge seal is set according to the requirements. After the first edge seal is knitted, the first yarn feeder and the second The positions of the corresponding front and back beds of the two yarn feeders are exchanged, and the first stitch in the length direction of the inner core position is performed, and the side seal of the corresponding side is formed according to the number of needles, and then the third yarn feeder is filled with yarn. The first yarn feeder and the second yarn feeder respectively knit the front bed or the back bed on the upper or lower surface of the filling yarn. After knitting to a preset width, the third yarn feeder suspends yarn supply. The yarn feeder is knitted to form the side seal on the other side, and then the first yarn feeder and the second yarn feeder are knitting backwards and forwards again, and knitting the side seal at the corresponding position of the next needle in the length direction, and then the third yarn feeder Put the filling yarn again, knit the inner core position of the next needle in the length direction through the first yarn feeder and the second yarn feeder, and reciprocate in turn until the filling yarn in the length direction is filled;

The upper surface and the lower surface of the cushion are woven to form corresponding patterns according to design requirements. When external yarns need to be introduced, a corresponding yarn feeder can be set to knit the corresponding positions, which makes it convenient to make a patterned cushion;

The overall contour shape of the cushion includes, but is not limited to, a rectangle, a circle, an oval, a waist, and a similar circle.

After adopting the present invention, the seat cushion is directly woven and formed by a flat knitting machine without complicated multiple operations. The seat cushion is directly woven from raw materials to form the seat cushion, which makes the production of the seat cushion fast and convenient, and has low production cost.

Description of the drawings

Figure 1 is a schematic exploded view of the structure of an existing cushion;

Figure 2 is a finished view of the cushion made by the present invention;

The names corresponding to the serial numbers in the figure are as follows:

The first textile fabric 1, the second textile fabric 2, the intermediate filler 3

The seat cushion 10, the first sealing edge 101, the outer surface woven layer 102, the second sealing edge 103, the side sealing structure 104, and the concave portion 105.

Detailed ways

A method for making a seat cushion is shown in Figure 2: The fabric yarns of the seat cushion 10 are respectively connected to the first yarn feeder and the second yarn feeder of the flat knitting machine, and the filling yarn is connected to the third yarn feeder, which passes through the first yarn feeder in advance. The yarn feeder and the second yarn feeder are woven to form the first edge banding 101 in the longitudinal direction. After that, the filling yarn is continuously fed back and forth through the third yarn feeder, and the filling yarn passes through the first and second yarn feeders on the upper and lower surfaces of the filling yarn. The surface is woven separately to form the outer surface weaving layer 102, and finally the first yarn feeder and the second yarn feeder are woven to form the second edge seal 103 in the length direction. The first yarn feeder and the second yarn feeder are at the preset widthwise boundary positions of the filling yarn. The pre-knitting bed or the back-knitting bed of the two yarn feeders are interchanged, so that the side sealing structure 104 is formed on the side of the filler in the corresponding width direction.

The third yarn feeder is arranged at the position between the first yarn feeder and the second yarn feeder to ensure smooth production;

It also includes a fourth yarn feeder. The fourth yarn feeder is used to supply hot melt yarn. During the production of the second edge banding 103, the filling yarn may partially spread to the position of the second edge banding 103. The hot-melt yarn supplied by the yarn feeder is supplied during the knitting of the second edge banding 103. The hot-melt yarn and the first yarn feeder and the second yarn feeder are combined to form the second edge banding 103. After the second edge banding 103 is completed, Perform high-temperature rapid ironing of the sealing edge, so that the second sealing edge 103 locks the filling yarn;

When several concave parts 105 need to be arranged on the cushion 1, the first yarn feeder and the second yarn feeder perform the reverse of front-bed knitting and back-bed knitting at the preset concave positions of the filling yarn, and then reset. That is, a concave part 105 of a needle position is formed. According to the preset position of the concave part 105, the first yarn feeder and the second yarn feeder can be reversed for front-bed knitting and back-bed knitting at the corresponding knitting position. , Which makes the concave portion 105 also obtained by weaving, without subsequent operations;

The periphery of the concave portion 105 forms a corresponding circular area, and the corresponding knitting parameters are preset in the host. The host controls the first yarn feeder and the second yarn feeder to reverse the front bed knitting and back bed knitting at the corresponding positions. Then reset;

The first edge seal 101 of the cushion is formed by the first yarn feeder and the second yarn feeder along the width direction of the cushion. The length of the first edge seal 101 is set according to requirements. After the first edge seal 101 is knitted, the first yarn The positions of the front and back beds corresponding to the nozzle and the second yarn feeder are interchanged, and the first needle knitting in the length direction of the inner core position is performed, and the side sealing structure 104 on the corresponding side is formed according to the number of needles, and then the third yarn feeder is placed For the filling yarn, the first yarn feeder and the second yarn feeder knit the front bed or the back bed respectively on the upper or lower surface of the filling yarn. After knitting to a preset width, the third yarn feeder suspends yarn supply, and the first yarn feeder , The second yarn feeder is knitted to form the side sealing structure 104 on the other side, and then the first yarn feeder and the second yarn feeder are knitted back and forth again, and the side sealing structure 104 at the corresponding position of the next needle in the length direction is performed After knitting, the third yarn feeder puts the filling yarn again, through the first yarn feeder and the second yarn feeder, the inner core position part of the next needle in the length direction is knitted, and it is cyclically repeated until the filling yarn in the length direction is filled;

The upper and lower surfaces of the cushion 1 are woven to form corresponding patterns according to the design requirements. When external yarns need to be introduced, the corresponding yarn feeders are set to supply yarns at the corresponding positions and perform knitting, which makes the patterned Easy to make cushions;

The overall contour shape of the cushion 1 includes, but is not limited to, a rectangle, a circle, an ellipse, a waist shape, and a similar circle.

In specific embodiments: the first yarn feeder is specifically No. 2 yarn feeder, the second yarn feeder is specifically No. 6 yarn feeder, the third yarn feeder is specifically No. 5 yarn feeder, and the fourth yarn feeder is specifically No. 4 yarn feeder. The yarns corresponding to the No. 4 yarn feeder and No. 4 yarn feeder are the same polyester, the yarn corresponding to the No. 5 yarn feeder is a filling yarn, and the yarn corresponding to the No. 4 yarn feeder is a hot melt yarn.

It is directly woven from raw materials to form a seat cushion, which makes the production of the seat cushion quick and convenient and has low manufacturing cost.

For those skilled in the art, it is obvious that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting. The scope of the present invention is defined by the appended claims rather than the above description, and therefore it is intended to fall within the claims. All changes within the meaning and scope of the equivalent elements of are included in the present invention. Any reference signs in the claims should not be regarded as limiting the claims involved.

In addition, it should be understood that although this specification is described in accordance with the implementation manners, not each implementation manner only contains an independent technical solution. This narration in the specification is only for clarity, and those skilled in the art should regard the specification as a whole The technical solutions in each embodiment can also be appropriately combined to form other implementations that can be understood by those skilled in the art.

Claims

A method for manufacturing a seat cushion is characterized in that the fabric yarns of the seat cushion are respectively connected to the first yarn feeder and the second yarn feeder of the flat knitting machine, and the filling yarn is connected to the third yarn feeder, which passes through the first yarn feeder in advance. The first and second yarn feeders are woven to form the first edge banding in the length direction. After that, the filling yarn is continuously fed back and forth through the third yarn feeder. The first and second yarn feeders are respectively placed on the upper and lower surfaces of the filling yarn. Weave to form the outer weave layer, and finally weave through the first yarn feeder and the second yarn feeder to form the second edge seal in the length direction, where the filling yarn is at the preset width direction boundary position of the first yarn feeder and the second yarn feeder. The pre-weaving bed or the post-weaving bed are interchanged, so that a side sealing structure is formed on the side of the filling material in the corresponding width direction.
The manufacturing method of a seat cushion according to claim 1, wherein the third yarn feeder is arranged between the first yarn feeder and the second yarn feeder.
A method for manufacturing a seat cushion according to claim 1 or 2, characterized in that: it further comprises a fourth yarn feeder, the fourth yarn feeder is used to supply hot melt yarn, during the second edge sealing production , The filling yarn may partially spread out to the second edge banding position. The hot melt yarn supplied by the fourth yarn feeder is supplied during the second edge banding knitting. The hot melt yarn and the first yarn The mouth and the second yarn feeder are combined and woven to form the second edge seal. After the second edge seal is completed, the edge seal is subjected to high temperature and rapid ironing, so that the second edge seal locks the filling yarn.
A method for manufacturing a cushion according to claim 1 or 2, characterized in that: when a number of concave parts need to be arranged on the cushion, the first yarn feeder and the second yarn feeder are under the preset filling yarn In the concave position, the front bed knitting and the back bed knitting are reversed, and then reset to form a concave part of the needle position. According to the preset position of the concave part, the first yarn feeder and the second yarn feeder are set at the corresponding knitting position. The two yarn feeders can reverse the front bed knitting and back bed knitting.
The method for manufacturing a cushion according to claim 4, wherein the outer periphery of the concave portion forms a corresponding circular area, and the corresponding knitting parameters are preset in the host, and the host controls the first yarn feeder and the second yarn feeder. The second yarn feeder performs the reverse of front bed knitting and back bed knitting at the corresponding position, and then resets.
The method for manufacturing a seat cushion according to claim 1, wherein the first horizontal plate and the second horizontal plate are arranged in parallel with an installation interval.
A method for manufacturing a cushion according to claim 1, wherein the first edge of the cushion is formed by the first yarn feeder and the second yarn feeder along the width direction of the cushion, and the length of the first edge Set according to requirements. After the first edge banding knitting is completed, the positions of the corresponding front bed and back bed of the first yarn feeder and the second yarn feeder are exchanged, and the first stitch in the length direction of the inner core position is performed. After weaving to form the side seal on the corresponding side, the third yarn feeder puts the filling yarn, the first yarn feeder and the second yarn feeder knit the front bed or the back bed respectively on the upper or lower surface of the filling yarn, and knit to the preset After the width, the third yarn feeder suspends yarn supply, the first yarn feeder and the second yarn feeder weave to form the side seal on the other side, and then the first yarn feeder and the second yarn feeder knit the front and back bed again to perform the length direction The knitting of the side seal at the corresponding position of the next needle, and then the third yarn feeder puts the filling yarn again, and the inner core position of the next needle in the length direction is knitted through the first yarn feeder and the second yarn feeder. , Until the filling yarn in the length direction is filled.
A method for manufacturing a cushion according to claim 1, wherein the upper surface and the lower surface of the cushion are woven to form corresponding patterns according to design requirements, and when external yarns need to be introduced, corresponding yarn feeders are provided Just knit the corresponding position.
The method for manufacturing a cushion according to claim 1, wherein the overall contour shape of the cushion includes, but is not limited to, a rectangle, a circle, an oval, a waist, and a similar circle.