CN109573936A - A kind of bagged-spring packaging system and method - Google Patents

A kind of bagged-spring packaging system and method Download PDF

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Publication number
CN109573936A
CN109573936A CN201811619187.8A CN201811619187A CN109573936A CN 109573936 A CN109573936 A CN 109573936A CN 201811619187 A CN201811619187 A CN 201811619187A CN 109573936 A CN109573936 A CN 109573936A
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CN
China
Prior art keywords
spring
cloth
bagged
formed weld
weld
Prior art date
Application number
CN201811619187.8A
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Chinese (zh)
Inventor
谭治铭
梁杰
Original Assignee
广州市联柔机械设备有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 广州市联柔机械设备有限公司 filed Critical 广州市联柔机械设备有限公司
Priority to CN201811619187.8A priority Critical patent/CN109573936A/en
Publication of CN109573936A publication Critical patent/CN109573936A/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B68SADDLERY; UPHOLSTERY
    • B68GMETHODS, EQUIPMENT, OR MACHINES FOR USE IN UPHOLSTERING; UPHOLSTERY NOT OTHERWISE PROVIDED FOR
    • B68G9/00Placing upholstery springs in pockets; Fitting springs in upholstery

Abstract

The invention discloses a kind of bagged-spring packaging system and method, device includes cloth feeding mechanism, conveys cloth along predefined paths;Spring-compressed conveying mechanism, compresses spring and is delivered into cloth;Packaging mechanism is welded, welding is carried out to cloth and forms formed weld by spring division independence and to be encapsulated in cloth, at least one section of the formed weld is oblique line or camber line, symmetrical between the adjacent formed weld and there is at least partly gap area;And cloth-drawing mechanism, the bagged-spring that welding encapsulation is completed is pulled out, formed weld constitutes the cavity for accommodating single spring, the adjacent spring in front and back, which is separated, to be wrapped in former and later two cavitys, since formed weld is symmetrical and the formed weld of oblique line or arcuate portion forms biggish gap area, can save spring usage amount, the bagged-spring string formed after the completion of encapsulation is drawn out, special-shaped bagged-spring string is ultimately formed, production operation is simple and quick, high-efficient.

Description

A kind of bagged-spring packaging system and method

Technical field

The present invention relates to bagged-spring equipment technical field, in particular to a kind of bagged-spring packaging system and method.

Background technique

Bagged-spring is to form single spring individual continuous and parallel wrapping and encapsulating in cloth bag, each bagged-spring successively phase Bagged-spring string is even just constituted, bagged-spring string is arranged into bonding formation and is integrally formed bagged spring bed core.Existing traditional bag Adjacent springs individual is all with vertical state continuous and parallel wrapping and encapsulating in cloth, although this kind of structure type in shock mount string Bagged-spring there is good supportive and comfort, still, number of springs is using more, so that production cost is higher.

To solve the above-mentioned problems, patent CN107467966A and CN107518674A individually discloses arc bagged-spring String and inclination bagged-spring string, in the special-shaped bagged-spring string of this kind of structure type, between existing between adjacent springs individual Gap space under same specification size cases, can efficiently reduce the use of spring compared with traditional bagged-spring string Quantity reduces cost.

It is asked however, how quickly, efficiently, steadily producing the special-shaped bagged-spring of this kind and being known as technology urgently to be resolved in the industry Topic.

Summary of the invention

It is an object of the invention at least solve one of the technical problems existing in the prior art, a kind of efficient stable is provided Encapsulate the spring-loaded bagged-spring packaging system of Special-shaped bag and method.

According to the first aspect of the invention, a kind of bagged-spring packaging system, including cloth feeding mechanism are provided, along predefined paths Convey cloth;Spring-compressed conveying mechanism, compresses spring and is delivered into cloth;Packaging mechanism is welded, to cloth It carries out welding and forms formed weld by spring division independence and to be encapsulated in cloth, at least one section of the formed weld is oblique line Or camber line, it is symmetrical between the adjacent formed weld and there is at least partly gap area;And cloth-drawing mechanism, it will weld The bagged-spring that encapsulation is completed pulls out.

In some embodiments wherein, the welding packaging mechanism includes ultrasonic wave die head component and weldering positioned opposite Knife assembly, the ultrasonic wave die head component and weldering knife assembly movement form two symmetrical formed welds on cloth, and Having adjacent formed weld at least, one section of weld seam is overlapped or mutually leans on, and spring is tilted or bowed state is packaged in cloth It is interior.

In some embodiments wherein, the ultrasonic wave die head component constitutes ultrasonic bonding plane, the weldering knife group Part has the weldering knife for forming formed weld.

It further include that ultrasonic wave die head component is arranged in and welds between knife assembly first is pressed in some embodiments wherein Plate, first pressing plate, which has, passes through the gap welded to cloth for weldering knife assembly.

It further include the second pressing plate that ultrasonic wave die head component side is set in some embodiments wherein, described One pressing plate and the second pressing plate form the gap passed through for the spring in cloth and cloth.

In some embodiments wherein, the cloth-drawing mechanism includes cloth drawing roller positioned opposite, the cloth drawing roller Cover cloth both sides of the edge cloth drawing roller rotation driven and pull out bagged-spring, have among the cloth drawing roller for cloth and The gap that spring in cloth passes through.

It further include the overturning for carrying cloth feeding mechanism, welding packaging mechanism and cloth-drawing mechanism in some embodiments wherein Rack has adjustable deflection angle between the overturning frame and spring-compressed conveying mechanism.

In some embodiments wherein, the cloth feeding mechanism includes two pieces of cloth foldings gear for cloth folding conveying Plate, the spring-compressed conveying mechanism include two baffle conveyings and difference that end stretches between two pieces of cloth folding baffles The conveyer belt being wound around outside baffle conveying has deflection angle between the cloth folding baffle and baffle conveying.

According to the second aspect of the invention, a kind of bagged-spring packaging method is provided, which is characterized in that including following step It is rapid: the cloth being continuously conveyed along predefined paths is provided;Compressed spring simultaneously delivers into cloth;It welds cloth and forms formed weld By spring division independence and to be encapsulated in cloth;Wherein, at least one section of the formed weld is oblique line or camber line, adjacent described Symmetrical and presence at least partly gap area between formed weld;Pull out the bagged-spring that welding encapsulation is completed.

In wherein some embodiments, symmetrical formed weld is constituted on cloth accommodates the symmetrical of spring At least one section of cavity, the cavity is segmental arc or tilting section, and spring is tilted or bowed state is packaged in cloth.

In wherein some embodiments, in the formed weld that welding cloth is formed, adjacent formed weld has at least one Section weld seam is overlapped or mutually leans on, so as between two neighboring spring there is at least part to abut each other that rest part is relatively distant from, Form gap area.

In wherein some embodiments, the ultrasonic wave die head component with weldering knife assembly interoperation together with shape two it is right With inclination or bowed state symmetric packages in cavity after claiming the formed weld of distribution, spring to open.

In wherein some embodiments, spring delivers into cloth in the compressive state of biasing.

The utility model has the advantages that welding formation on cloth by welding packaging mechanism in this bagged-spring packaging system and method Formed weld, formed weld constitute the cavity for accommodating single spring, and the adjacent spring in front and back, which is separated, is wrapped in former and later two skies It is intracavitary, since formed weld is symmetrical and the formed weld of oblique line or arcuate portion forms biggish gap area, Neng Goujie Spring usage amount is saved, the bagged-spring string formed after the completion of encapsulation is drawn out, and ultimately forms special-shaped bagged-spring string, production operation It is simple and quick, it is high-efficient.

Detailed description of the invention

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

Fig. 1 is the structural schematic diagram of the embodiment of the present invention;

Fig. 2 is the structural schematic diagram at another visual angle of the embodiment of the present invention;

Fig. 3 is the partial structural diagram that the embodiment of the present invention encapsulates arc bagged-spring;

Fig. 4 is that the embodiment of the present invention encapsulates the structural schematic diagram that packaging mechanism is welded in arc bagged-spring;

Fig. 5 is that welding packaging mechanism has the first pressing plate and the second pressing plate in encapsulation arc bagged-spring of the embodiment of the present invention Structural schematic diagram;

Fig. 6 is that the embodiment of the present invention encapsulates the structural representation that knife assembly and the cooperation of the first pressing plate are welded in arc bagged-spring Figure;

Fig. 7 is that welding packaging mechanism has the first pressing plate and the second pressing plate in encapsulation arc bagged-spring of the embodiment of the present invention The structural schematic diagram at another visual angle;

Fig. 8 is the structural schematic diagram of cloth drawing roller in the embodiment of the present invention;

Fig. 9 is the structural schematic diagram of another embodiment of cloth drawing roller in the embodiment of the present invention;

Figure 10 is the partial structural diagram of encapsulation inclination bagged-spring of the embodiment of the present invention;

Figure 11 is the weldering knife assembly of encapsulation inclination bagged-spring of the embodiment of the present invention and the structural representation of the first pressing plate cooperation Figure;

Figure 12 is the schematic diagram that bagged-spring packaging method embodiment of the present invention encapsulates arc bagged-spring:

Figure 13 is the schematic diagram of bagged-spring packaging method embodiment of the present invention encapsulation inclination bagged-spring.

Specific embodiment

This part will be described in specific embodiments of the present invention, and the preferred embodiments of the invention is shown in the accompanying drawings, attached The effect of figure be with figure remark additionally book word segment description, enable a person to intuitively, visually understand of the invention Each technical characteristic and overall technical architecture, but it should not be understood as limiting the scope of the invention.

In the description of the present invention, it is to be understood that, be related to orientation description, for example, above and below, front, rear, left and right etc. The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of the description present invention and letter Change description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation construct and Operation, therefore be not considered as limiting the invention.

In the description of the present invention, several to be meant that one or more, it is multiple to be meant that two or more, be greater than, Be less than, more than etc. be interpreted as not including this number, it is above, following, within etc. be interpreted as including this number.If there is being described to first, Second is only intended to for the purpose of distinguishing technical characteristic, is not understood to indicate or imply relative importance or implicitly indicates institute The quantity of the technical characteristic of instruction or the precedence relationship for implicitly indicating indicated technical characteristic.

In description of the invention, unless otherwise restricted clearly, the words such as setting, installation, connection be shall be understood in a broad sense, institute Above-mentioned word in the present invention specific can rationally be determined with the particular content of combination technology scheme by belonging to technical field technical staff Meaning.

Referring to figs. 1 to Figure 11, bagged-spring packaging system of the embodiment of the present invention, for encapsulate formed arc bagged-spring, Tilt the special-shaped bagged-spring such as bagged-spring, including cloth feeding mechanism 10, spring-compressed conveying mechanism 20, welding packaging mechanism 30 and Cloth-drawing mechanism 40.

Wherein, cloth is in U-shape by cloth feeding mechanism 10 is folded to form upper layer and lower layer and is continuously conveyed, spring-compressed conveying mechanism 20 The spring for keeping compressive state is successively conveyed between bilevel cloth one by one, the spring in cloth and cloth is to Forward Dynamic conveying, after being moved to predetermined position, the welding movement of packaging mechanism 30 welds cloth to form formed weld 1, and formed weld 1 will Spring division independence wrapping and encapsulating, the bagged-spring string that cloth-drawing mechanism 40 is again formed encapsulation pull out.

It should be noted that formed weld 1 is the weld seam of the single spring of wrapping and encapsulating, usually by the weld seam structure of front and back two At.

Referring to fig. 4 to Fig. 7, welding packaging mechanism 30 includes ultrasonic wave die head component 31 positioned opposite up and down, weldering knife group Part 32 and edge ultrasonic wave die head component 33, edge welding knife assembly 34, edge ultrasonic wave die head component 33 and edge welding knife assembly 34 interoperations carry out sealing to the cloth rim openings for the doubling that is in U-shape and form continuous edge weld, edge ultrasonic wave die head Component 33, edge welding knife assembly 34 are the technological means common in the art that welding encapsulation is carried out to cloth open edge, This will not be detailed here.

Ultrasonic wave die head component 31 and weldering 32 interoperation of knife assembly, can weld before and after formation symmetrical two on cloth Formed weld 1, each formed weld 1 is by each spring division independence wrapping and encapsulating, due at least one section in each formed weld 1 For oblique line or camber line, i.e. formed weld 1 is non-vertical state, so that each spring is also in non-vertical state encapsulation, oblique line or arc The formed weld of line part forms biggish gap area 2, and the adjacent spring intervals certain distance in front and back is separated, so as to Reduce the usage amount of spring.

In some embodiments wherein, ultrasonic wave die head component 31 is made of multiple ultrasonic wave die-head combinations, formation pair The ultrasonic bonding plane that cloth is welded, weldering knife assembly 32 are made of weldering knife three that time interval is arranged, front and back two Weldering knife is respectively provided with the soldering tip 321 of symmetrical shape, wherein the interlude of soldering tip 321 is arc line shaped, and lower edges section is straight line Shape.Centre one is weldering knife equally also with the soldering tip 321 of symmetrical shape, wherein the interlude of soldering tip 321 is ellipse, up and down Edge section is linear.

Ultrasonic wave die head component 31 and weldering knife assembly 32 each time interoperation can shape two it is symmetrical at Shape weld seam 1, former and later two symmetrical formed welds 1 can form " (()) " shape on cloth, former and later two forming welderings In seam 1, the top and bottom of weld joint on inner side are straightway, and share a weld seam, i.e., weld seam is overlapped, the middle part of weld joint on inner side For arc segment, so as to form the gap area 2 of ellipse in central region.The middle part of outer side weld and adjacent outside are welded The middle part of seam is mutually leaned on, and herein, " mutually leaning on " is not only to be limited to simply rest on and be in contact together, and there may also be minim gaps.

Each formed weld 1 forms arc-shaped cavity on cloth, the limit by single spring wrapping and encapsulating, by arc-shaped cavity System, the spring being encapsulated in arc-shaped cavity can only be stabilized in cloth with bowed state, also, between two neighboring spring, It can be abutted each other in medium position;Alternatively, can be abutted each other at top or bottom position.To, even if adjacent springs it Between there are gap area 2, the case where dilatation will not occur in bagged-spring, guarantee the dimensional stability of bagged-spring.

Referring to Figure 10 and Figure 11, certainly, the concrete shape of formed weld 1 can also be adjusted flexibly, i.e., weld to three The concrete shape of the soldering tip 321 of knife is changed, for example, the soldering tip 321 of front and back two is symmetrical, lower edges section is straight line Shape, interlude are oblique line shape;321 interlude of soldering tip of an intermediate handle is oblique line shape, is distributed in "eight" shape, lower edges Duan Jun For linear.In this way, the weld seam at top or top all mutually leans in the adjacent formed weld 1 in front and back, herein, " mutually leaning on " simultaneously Non- is defined as simply resting on and is in contact together, and there may also be minim gaps.

Each formed weld 1 forms inclined cavity on cloth, the limit by single spring wrapping and encapsulating, by inclined cavity System, the spring being encapsulated in inclined cavity can only be stabilized in cloth with heeling condition, also, between two neighboring spring, It can be abutted each other at top or top position.To even if bagged-spring is not yet there are gap area 2 between adjacent springs The case where will appear dilatation, guarantees the dimensional stability of bagged-spring.

At least one section of formed weld 1 is oblique line or camber line, and concrete shape, arc curvature, tilt angle etc. are this fields Technical staff can select to convert according to special-shaped bagged-spring string shape, and essentially consisting in by the spring of wrapping and encapsulating is in non-perpendicular Straight state is stabilized in cloth, not only makes front and back adjacent springs are spaced apart to separate, and between adjacent springs at least Some can be abutted each other.

Wherein, the first pressing plate 35 is also set up between ultrasonic wave die head component 31 and weldering knife assembly 32, the first pressing plate 35 passes through It wears with gap 351, the soldering tip 321 of weldering knife assembly 32 weld to cloth across gap 351 forms formed weld 1, and first The spring that pressing plate 35 and ultrasonic wave die head component 31 are clamped cloth jointly and be maintained in cloth in compressive state, prevents packed bullet The spring that spring string is located in cloth before pulling out opens.The second pressing plate 36 is also set up in 31 side of ultrasonic wave die head component, second The vibration of ultrasonic wave plane that pressing plate 36 and ultrasonic wave die head component 31 are formed is in same plane, the first pressing plate 35 and the second pressing plate 36 springs clamping cloth jointly relatively and being maintained in cloth in compressive state, prevent spring from opening.

Referring to Fig. 8 and Fig. 9, in some embodiments wherein, cloth-drawing mechanism 40 includes granny rag rolling positioned opposite up and down Wheel 41, the edge of upper and lower two cloth drawing rollers 41 covers jointly clamps cloth both sides of the edge, thus when cloth drawing roller rotates, it can Constantly bagged-spring string is pulled out, the intermediate region of upper and lower two cloth drawing rollers 41 forms gap, the spring in cloth and cloth It is passed through from gap.As shown in figure 8, spring opens in order to prevent when the intermediate region of upper and lower two cloth drawing rollers 41 is larger, the One pressing plate 35 and the second pressing plate 36 also have a part for protruding into 41 gap of upper and lower two cloth drawing rollers, prevent spring from rolling in granny rag It takes turns and is opened at 41.

Cloth feeding mechanism 10, welding packaging mechanism 30 and cloth-drawing mechanism 40 are arranged on an overturning frame 50, overturning frame 50 tools are there are two disk 51 is carried, and tool passes through drive there are two the carrying support 52 of bearing carrying disk 51 below overturning frame 50 Motivation structure (not shown) driving carrying disk 51 rotates, and entire overturning frame 50 can be driven to rotate, so that overturning frame There is certain deflection angle, specifically, cloth feeding mechanism 10 includes for cloth folding between 50 and spring-compressed conveying mechanism 20 Two pieces of cloth folding baffles 11 of conveying, two pieces of cloth folding baffles 11 can be rotated with overturning frame 50, spring-compressed conveying Mechanism 20 is fixedly installed, and spring-compressed conveying mechanism 20 includes that stretch between two pieces of cloth folding baffles 11 two of end are defeated Spring flattening is transported to two pieces of cloth by the conveyer belt 22 for sending baffle 21 and being wound around outside baffle conveying 21 respectively, the movement of conveyer belt 22 Expect between folding baffle 11, due to having deflection angle α between cloth folding baffle 11 and baffle conveying 21, when spring is detached from Afterwards, it is acted on by cloth folding baffle 11, spring can be transported to welding packaging mechanism as cloth is mobile in the compressive state of biasing It at 30, after spring welds encapsulation in cloth, is pulled out from cloth-drawing mechanism 40, is the compressive state package envelope in biasing by spring Dress forms the bagged-spring string of end-state that under outer limit effect, spring meeting nature does not open.

Embodiments of the present invention are explained in detail above in conjunction with attached drawing, but the present invention is not limited to above-mentioned embodiment party Formula within the scope of knowledge possessed by those of ordinary skill in the art can also be before not departing from present inventive concept Put that various changes can be made.

Claims (13)

1. a kind of bagged-spring packaging system characterized by comprising
Cloth feeding mechanism conveys cloth along predefined paths;
Spring-compressed conveying mechanism, compresses spring and is delivered into cloth;
Packaging mechanism is welded, welding is carried out to cloth and forms formed weld by spring division independence and to be encapsulated in cloth, institute Stating at least one section of formed weld is oblique line or camber line, symmetrical and presence at least partly gap between the adjacent formed weld Region;And
Cloth-drawing mechanism pulls out the bagged-spring that welding encapsulation is completed.
2. bagged-spring packaging system according to claim 1, it is characterised in that: the welding packaging mechanism includes opposite The ultrasonic wave die head component and weldering knife assembly of arrangement, the ultrasonic wave die head component and weldering knife assembly movement form two on cloth A symmetrical formed weld, and make adjacent formed weld that there is at least one section of weld seam coincidence or mutually lean on, by spring to incline Tiltedly or bowed state is packaged in cloth.
3. bagged-spring packaging system according to claim 2, it is characterised in that: the ultrasonic wave die head component constitutes super Sound wave welding plane, the weldering knife assembly have the weldering knife for forming formed weld.
4. bagged-spring packaging system according to claim 2 or 3, it is characterised in that: further include being arranged in ultrasonic wave mould The first pressing plate between head assembly and weldering knife assembly, first pressing plate, which has to pass through for weldering knife assembly, welds cloth Gap.
5. bagged-spring packaging system according to claim 4, it is characterised in that: further include being arranged in ultrasonic wave die head group Second pressing plate of part side, first pressing plate and the second pressing plate form the gap passed through for the spring in cloth and cloth.
6. bagged-spring packaging system according to claim 1, it is characterised in that: the cloth-drawing mechanism includes positioned opposite Cloth drawing roller, the cloth drawing roller cover cloth both sides of the edge make cloth drawing roller rotation drive pull out bagged-spring, it is described There is the gap passed through for the spring in cloth and cloth among cloth drawing roller.
7. bagged-spring packaging system according to claim 1, it is characterised in that: further include carrying cloth feeding mechanism, welding The overturning frame of packaging mechanism and cloth-drawing mechanism has adjustable inclined between the overturning frame and spring-compressed conveying mechanism Gyration.
8. bagged-spring packaging system according to claim 7, it is characterised in that: the cloth feeding mechanism includes rolling over for cloth Two pieces of cloth folding baffles of folded conveying, the spring-compressed conveying mechanism include end stretch to two pieces of cloth folding baffles it Between two baffle conveyings and the conveyer belt that is wound around outside baffle conveying respectively, between the cloth folding baffle and baffle conveying With deflection angle.
9. a kind of bagged-spring packaging method, which comprises the following steps:
The cloth being continuously conveyed along predefined paths is provided;
Compressed spring simultaneously delivers into cloth;
Welding cloth forms formed weld by spring division independence and to be encapsulated in cloth;Wherein, the formed weld is at least One section is oblique line or camber line, symmetrical and presence at least partly gap area between the adjacent formed weld;
Pull out the bagged-spring that welding encapsulation is completed.
10. bagged-spring packaging method according to claim 9, it is characterised in that: symmetrical formed weld is in cloth The symmetrical cavity for accommodating spring is constituted on material, at least one section of the cavity is segmental arc or tilting section, by spring It is packaged in cloth with inclination or bowed state.
11. bagged-spring packaging method according to claim 10, it is characterised in that: in the forming weldering that welding cloth is formed In seam, adjacent formed weld has at least one section of weld seam coincidence or mutually leans on, so as to have at least one between two neighboring spring Divide and abut each other, rest part is relatively distant from, and forms gap area.
12. bagged-spring packaging method according to claim 10, it is characterised in that: the ultrasonic wave die head component and weldering Knife assembly interoperation shapes two symmetrical formed welds together, and spring is symmetrically sealed after opening with inclination or bowed state Loaded in cavity.
13. bagged-spring packaging method according to claim 9, it is characterised in that: spring is defeated in the compressive state of biasing It is fed into cloth.
CN201811619187.8A 2018-12-27 2018-12-27 A kind of bagged-spring packaging system and method CN109573936A (en)

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CN201811619187.8A CN109573936A (en) 2018-12-27 2018-12-27 A kind of bagged-spring packaging system and method

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Application Number Priority Date Filing Date Title
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CN109573936A true CN109573936A (en) 2019-04-05

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1077034A (en) * 1965-06-14 1967-07-26 United States Bedding Co Production of cushion and mattress constructions
FR2751248A1 (en) * 1996-07-18 1998-01-23 Oniris Sa Method of making mattress
CN205273990U (en) * 2015-11-18 2016-06-01 广州市联柔机械设备有限公司 Spring cluster packaging mechanism in bags
CN206202802U (en) * 2016-11-10 2017-05-31 广州市联柔机械设备有限公司 A kind of bagged-spring string encapsulates discharging mechanism
CN107518675A (en) * 2017-09-22 2017-12-29 广州市联柔机械设备有限公司 A kind of mutually support type bagged spring bed core
CN107518674A (en) * 2017-09-15 2017-12-29 广州市联柔机械设备有限公司 A kind of tilting bagged-spring string and bagged spring bed core

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1077034A (en) * 1965-06-14 1967-07-26 United States Bedding Co Production of cushion and mattress constructions
FR2751248A1 (en) * 1996-07-18 1998-01-23 Oniris Sa Method of making mattress
CN205273990U (en) * 2015-11-18 2016-06-01 广州市联柔机械设备有限公司 Spring cluster packaging mechanism in bags
CN206202802U (en) * 2016-11-10 2017-05-31 广州市联柔机械设备有限公司 A kind of bagged-spring string encapsulates discharging mechanism
CN107518674A (en) * 2017-09-15 2017-12-29 广州市联柔机械设备有限公司 A kind of tilting bagged-spring string and bagged spring bed core
CN107518675A (en) * 2017-09-22 2017-12-29 广州市联柔机械设备有限公司 A kind of mutually support type bagged spring bed core

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