CN214362075U - Production line of water absorption core body composite non-woven fabric - Google Patents
Production line of water absorption core body composite non-woven fabric Download PDFInfo
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- CN214362075U CN214362075U CN202022932433.4U CN202022932433U CN214362075U CN 214362075 U CN214362075 U CN 214362075U CN 202022932433 U CN202022932433 U CN 202022932433U CN 214362075 U CN214362075 U CN 214362075U
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Abstract
The utility model relates to a composite non-woven fabrics field of making, more specifically says that it relates to a production line of water absorption core composite non-woven fabrics, including the melt-blown device that is used for the blowout to melt the fibre, be used for the cotton device of short fiber cotton of blowout and be used for the feeder of blowout super absorbent resin, wherein, the cotton outlet of system cotton device and feeder's discharge gate are closed on the left and right sides that arranges the melt-blown head of melt-blown device respectively to make spun melt-blown fibre, short fiber cotton and super absorbent resin three mix and form mixed fiber net, mixed fiber net is pressed from both sides and is formed composite non-woven fabrics between two breadth layer non-woven fabrics of presetting. This application is poor in order to solve the high absorbent resin embeddability in traditional absorbent core, distribute inhomogeneous, absorb water after the fluff pulp play to stick together and absorbent core production line structure is complicated, arranges unreasonablely, influences production efficiency's problem.
Description
Technical Field
The application relates to the field of composite non-woven fabric manufacturing, in particular to a production line of water-absorbing core body composite non-woven fabric and a production method thereof.
Background
The main water absorption part of sanitary products such as paper diapers, urine isolating pads, sanitary towels and the like is made of a water absorption core body, at present, the water absorption core body mostly adopts a sprinkling type process, water absorption materials such as high water absorption resin, fluff pulp and the like are randomly paved on non-woven fabrics, and an adhesive is used for coating, bonding and molding the upper non-woven fabrics and the lower non-woven fabrics.
SUMMERY OF THE UTILITY MODEL
The application aims to solve the problems that the high water-absorbing resin in the traditional water-absorbing core is poor in embeddability, uneven in distribution, and unreasonable in arrangement, and production efficiency is affected due to the fact that fluff pulp sticks after water absorption is complex in production line structure and the water-absorbing core is produced by the production line method of the water-absorbing core composite non-woven fabric.
The purpose of the application is realized by the following technical scheme:
the production line of the water-absorbing core body composite non-woven fabric comprises a melt-blowing device for spraying melt-blown fibers, a cotton manufacturing device for spraying short fiber cotton and a feeding device for spraying high-water-absorption resin, wherein a cotton outlet of the cotton manufacturing device and a discharge port of the feeding device are respectively close to the left side and the right side of a melt-blowing nozzle of the melt-blowing device, so that the sprayed melt-blown fibers, the short fiber cotton and the high-water-absorption resin are mixed to form a mixed fiber net, and the mixed fiber net is clamped between two pre-arranged breadth layer non-woven fabrics and forms a net to form the composite non-woven fabric.
Preferably, the collecting and compounding device further comprises a collecting and compounding assembly located at the downstream of the melt-blowing device, wherein the collecting and compounding assembly comprises two adjacent negative pressure collecting rollers and two unreeling machines, the two unreeling machines are respectively used for feeding two-web-layer non-woven fabrics along the roller surfaces of the two negative pressure collecting rollers, and the two-web-layer non-woven fabrics and the mixed fiber web are converged in a gap between the roller surfaces of the two negative pressure collecting rollers for compounding.
Preferably, the water-absorbing core composite nonwoven fabric is further provided with a web forming machine positioned at the downstream of the collecting composite assembly, wherein the two-web-layer nonwoven fabric and the mixed fiber web after being compounded are transferred to the web forming machine for being formed into the water-absorbing core composite nonwoven fabric.
Preferably, the melt-blowing device further comprises a melt-blowing machine and a cold air system, wherein the cold air system is respectively arranged on two sides of the melt-blowing machine and used for cooling and forming the melt-blown material after high-temperature melting.
Preferably, the cotton making device further comprises a feeding roller, an opener and a cotton spraying machine, wherein the cotton spraying machine is internally provided with a fan for spraying the short fiber cotton.
Preferably, the feeding device further comprises a hopper, a refiner and a conveying device.
The application also discloses a production method of the water-absorbing core body composite non-woven fabric, which comprises the following steps:
s1, presetting working parameters of a melt-blowing device, a cotton making device and a feeding device;
s2, starting the melt-blowing device, the cotton manufacturing device and the feeding device to respectively spray melt-blown fibers, short fiber cotton and super absorbent resin, wherein the short fiber cotton and the super absorbent resin are respectively sprayed from two sides of the melt-blown fibers so that the melt-blown fibers, the short fiber cotton and the super absorbent resin are mixed to form a mixed fiber net;
s3, the mixed fiber net formed by mixing gradually falls down and is clamped between the two breadth-layer non-woven fabrics, and then the required composite non-woven fabric is obtained by net forming.
Preferably, in step S3, the two-web-layer non-woven fabric is fed by the roll surfaces of two negative pressure collecting rolls in the composite assembly, and the mixed fiber web and the two-web-layer non-woven fabric are drawn by the negative pressure to meet in the roll surface gap of the two negative pressure collecting rolls for composite.
Preferably, in step S3, the two-web-layer nonwoven fabric and the mixed fiber web after the combination are transferred to a web former, and the water-absorbent core composite nonwoven fabric is formed by the web former.
The beneficial effect of this application does: the fluff pulp is replaced by the melt-blown fiber, the effect of immobilizing the super absorbent resin is achieved, the super absorbent resin is uniformly distributed among the melt-blown fibers, the fluff degree of the composite non-woven fabric product applied by the method can be effectively improved by spraying the staple fiber cotton, the porosity among the melt-blown fibers is improved, the conductivity is improved, the gel blocking phenomenon after water absorption is avoided, the cotton spraying device and the super absorbent resin feeding device are applied to ensure that the staple fiber cotton and the super absorbent resin can be matched with the speed of spraying the melt-blown fibers, the super absorbent resin is uniformly distributed among the fibers, and the air suction roller in the application is used for better collecting the melt-blown fibers, the staple fiber cotton, the super absorbent resin and the like.
Drawings
FIG. 1 is a schematic view of a production line of a water-absorbent core composite nonwoven fabric;
FIG. 2 is a flow chart of a production line production method of the water-absorbent core composite non-woven fabric;
FIG. 3 is a schematic view of a melt-blowing device in a production line of a water-absorbent core composite nonwoven fabric;
FIG. 4 is a schematic view of a cotton making device in a production line of the water-absorbent core composite non-woven fabric;
fig. 5 is a schematic view of a feeding device in a production line of the water-absorbent core composite non-woven fabric.
In the figure: the device comprises a melt-blowing device 1, a melt-blowing nozzle 1-1, a melt-blowing machine 1-2, a cold air system 1-3, a feeding device 2, a discharge port 2-1, a hopper 2-2, a refiner 2-3, a transmission device 2-4, a cotton making device 3, a cotton outlet 3-1, a feeding roller 3-2, an opener 3-3, a melt-blowing machine 3-4, a fan 3-5, an unreeling machine-4, a collecting roller-5 and a web former-6.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application.
Fig. 1 is a schematic diagram of a production line of a water-absorbent core composite non-woven fabric, as shown in fig. 1, the production line of the water-absorbent core composite non-woven fabric comprises a melt-blowing device 1 for spraying melt-blown fibers, a cotton-making device 3 for spraying staple fibers and a feeding device 2 for spraying super absorbent resin, wherein a cotton outlet 3-1 of the cotton-making device 3 and a discharge outlet 2-1 of the feeding device 2 are respectively adjacent to the left side and the right side of a melt-blowing head 1-1 of the melt-blowing device 1, so that the sprayed melt-blown fibers, staple fibers and super absorbent resin are mixed to form a mixed fiber net, and the mixed fiber net is clamped between two preset web-layer non-woven fabrics and forms a net to form the composite non-woven fabric.
Preferably, the device also comprises a collecting and compounding assembly positioned at the downstream of the melt-blowing device 1, wherein the collecting and compounding assembly consists of two adjacent negative pressure collecting rollers 5 and two unreeling machines 4, the two unreeling machines-4 are respectively used for feeding two breadth-layer non-woven fabrics along the roller surfaces fed to the two negative pressure collecting rollers 5, and the two breadth-layer non-woven fabrics and the mixed fiber web are converged in a gap between the roller surfaces of the two negative pressure collecting rollers 5 for compounding.
Specifically, two non-woven fabrics are respectively conveyed from two ends by an unreeling machine 4 in the collection composite assembly, the two non-woven fabrics are sent into the roll surfaces of the two negative pressure collection rollers 5 as surface layer non-woven fabrics, an adjacent surface between the two negative pressure collection rollers 5 is provided with an adsorption area, the two non-woven fabrics are used as surface layers to clamp a mixed fiber net in the middle, and the two non-woven fabrics and the mixed fiber net are compounded in a gap between the roll surfaces of the two negative pressure collection rollers 5.
Preferably, a web forming machine 6 is further included downstream of the collecting and combining assembly, wherein the combined two-web-layer nonwoven fabric and the mixed fiber web are transferred to the web forming machine 6 for web forming to form the absorbent core composite nonwoven fabric.
Specifically, the web former 6 is used for receiving the two-breadth-layer non-woven fabric and the mixed fiber web after being compounded to form a web so as to form the water-absorbing core body composite non-woven fabric.
As shown in fig. 3, the melt blowing device 1 further includes a melt blowing machine 1-2 and an air cooling system 1-3, wherein the air cooling system 1-3 is respectively installed at two sides of the melt blowing machine 1-2 and is used for cooling and forming the melt blown material after high temperature melting.
As shown in figure 4, the cotton making device 3 further comprises a feeding roller 3-2, an opener 3-3 and a cotton sprayer 3-4, wherein a fan 3-5 for spraying short fiber cotton is arranged in the cotton sprayer 3-4.
As shown in fig. 5, the feeding device 2 further comprises a hopper 2-2, a refiner 2-3 and a conveying device 2-4.
Specifically, after a melt-blown material is melted by a melt-blown machine 1-2, the melt-blown material is sprayed from a melt-blown head 1-1 through hot air drafting, the sprayed melt-blown material is cooled and formed through a cold air system 1-3, a cotton making device 3 feeds cotton, chemical fiber cotton and other raw materials into an opener 3-3, short fibers which are scattered and supported by the opener 3-3 are conveyed into a cotton-spraying machine 3-4, the short fibers can be further scattered by a fan 3-5 arranged in the cotton-spraying machine 3-4, the short fiber cotton is conveyed quantitatively and uniformly through a cotton-spraying opening, a feeding device 2 can uniformly convey super absorbent resin out of a discharge opening 2-1, and finally the melt-blown fiber, the short fiber cotton and the super absorbent resin are mixed below the melt-blown device 1 to form a mixed fiber net.
The application also discloses a production method of the water-absorbing core body composite non-woven fabric, which comprises the following steps:
s1, presetting working parameters of a melt-blowing device 1, a cotton making device 3 and a feeding device 2;
s2, starting the melt-blowing device 1, the cotton manufacturing device 3 and the feeding device 2 to respectively spray melt-blown fibers, staple fiber cotton and super absorbent resin, wherein the staple fiber cotton and the super absorbent resin are respectively sprayed from two sides of the melt-blown fibers so that the melt-blown fibers, the staple fiber cotton and the super absorbent resin are mixed to form a mixed fiber net;
s3, the mixed fiber net formed by mixing gradually falls down and is clamped between the two breadth-layer non-woven fabrics, and then the required composite non-woven fabric is obtained by net forming.
Preferably, in step S3, the two-web-layer non-woven fabric is collected and fed on the roll surfaces of two negative pressure collecting rollers 5 in the composite assembly, and the mixed fiber web and the two-web-layer non-woven fabric are drawn by the negative pressure to meet in the roll surface gap of the two negative pressure collecting rollers 5 for composite.
Preferably, in step S3, the two-web-layer nonwoven fabric and the mixed fiber web after the combination are transferred to a web former 6, and the water-absorbent core composite nonwoven fabric is formed by the web former 6.
Specifically, the application is in the working process: the application relates to a production line and a production method of water-absorbing core composite non-woven fabric, referring to figures 1 and 2, firstly setting working parameters of a melt-blowing device 1, a cotton-making device 3 and a feeding device 2, then starting the melt-blowing device 1, the cotton-making device 3 and the feeding device 2, after melt-blowing materials are melted at high temperature, spraying melt-blown fibers from a melt-blowing nozzle 1-1 of the melt-blowing device 1 by hot air drafting, cooling and forming the melt-blown fibers by using a cold air system 1-3, simultaneously mixing the melt-blown fibers, the staple fibers and the super absorbent resin which are manufactured by the cotton-making device 3 and are conveyed by the feeding device 2 to form a mixed fiber web, dropping the fiber web formed by mixing to two negative pressure collecting rollers 5 and clamping between two breadth-layer non-woven fabrics conveyed by an unreeling machine 4, and then feeding the two breadth-layer non-woven fabrics and the fiber web into a web forming machine 6, finally forming the water-absorbing core body composite non-woven fabric.
The embodiments described above are only preferred embodiments of the present application and are not intended to limit the present application in any way. Any person skilled in the art can make many changes, modifications, and equivalents to the embodiments of the invention described above without departing from the scope of the invention. Therefore, equivalent changes and modifications made according to the spirit of the present application should be covered by the protection scope of the present application without departing from the content of the technical solution of the present application.
Claims (6)
1. The utility model provides a production line of water absorption core body composite nonwoven which characterized in that: the device comprises a melt-blowing device (1) for spraying melt-blown fibers, a cotton making device (3) for spraying short fiber cotton and a feeding device (2) for spraying high-water-absorption resin, wherein a cotton outlet (3-1) of the cotton making device (3) and a discharge port (2-1) of the feeding device (2) are respectively close to the left side and the right side of a melt-blowing head (1-1) of the melt-blowing device (1) so that the sprayed melt-blown fibers, the short fiber cotton and the high-water-absorption resin are mixed to form a mixed fiber net, and the mixed fiber net is clamped between two preset breadth-layer non-woven fabrics and forms a composite non-woven fabric.
2. The production line of the water-absorbing core body composite non-woven fabric according to claim 1, characterized in that: the device is characterized by further comprising a collecting composite assembly located on the downstream of the melt-blowing device (1), wherein the collecting composite assembly is composed of two adjacent negative pressure collecting rollers (5) and two unreeling machines (4), the two unreeling machines (4) are respectively used for sending two breadth-layer non-woven fabrics into the roller surfaces of the two negative pressure collecting rollers (5), and the two breadth-layer non-woven fabrics and the mixed fiber web are converged in a gap between the roller surfaces of the two negative pressure collecting rollers (5) for compounding.
3. The production line of the water-absorbing core body composite non-woven fabric according to claim 2, characterized in that: and the device also comprises a web former (6) positioned at the downstream of the collecting and compounding assembly, wherein the two-breadth-layer non-woven fabric and the mixed fiber web after being compounded are transferred to the web former (6) to be subjected to web forming to form the water-absorbing core body composite non-woven fabric.
4. The production line of the water-absorbing core body composite non-woven fabric according to claim 1, characterized in that: the melt-blowing device (1) further comprises a melt-blowing machine (1-2) and a cold air system (1-3), wherein the cold air system (1-3) is respectively arranged on two sides of the melt-blowing machine (1-2) and used for cooling and forming melt-blown materials after high-temperature melting.
5. The production line of the water-absorbing core body composite non-woven fabric according to claim 1, characterized in that: the cotton making device (3) also comprises a feeding roller (3-2), an opener (3-3) and a cotton spraying machine (3-4), wherein a fan (3-5) for spraying short fiber cotton is arranged in the cotton spraying machine (3-4).
6. The production line of the water-absorbing core body composite non-woven fabric according to claim 1, characterized in that: the feeding device (2) also comprises a hopper (2-2), a refiner (2-3) and a transmission device (2-4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022932433.4U CN214362075U (en) | 2020-12-10 | 2020-12-10 | Production line of water absorption core body composite non-woven fabric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022932433.4U CN214362075U (en) | 2020-12-10 | 2020-12-10 | Production line of water absorption core body composite non-woven fabric |
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| Publication Number | Publication Date |
|---|---|
| CN214362075U true CN214362075U (en) | 2021-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022932433.4U Active CN214362075U (en) | 2020-12-10 | 2020-12-10 | Production line of water absorption core body composite non-woven fabric |
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| CN (1) | CN214362075U (en) |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 528208 Shatou Shijiang Industrial Zone, Nanhai District, Foshan City, Guangdong Province Patentee after: Guangdong bidefu medical and Health Technology Co.,Ltd. Address before: 528208 Shatou Shijiang Industrial Zone, Nanhai District, Foshan City, Guangdong Province Patentee before: BEAUTIFUL NONWOVEN Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |