CN113502550B - Throat type airflow drafting device for production of warm-keeping woolen materials - Google Patents

Throat type airflow drafting device for production of warm-keeping woolen materials Download PDF

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Publication number
CN113502550B
CN113502550B CN202110807056.8A CN202110807056A CN113502550B CN 113502550 B CN113502550 B CN 113502550B CN 202110807056 A CN202110807056 A CN 202110807056A CN 113502550 B CN113502550 B CN 113502550B
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pipe
drafting
throat
spinneret
airflow
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CN113502550A (en
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马晓飞
张丽
张志成
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Jixiang Sanbao High Tech New Materials Co ltd
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Jixiang Sanbao High Tech Textile Co Ltd
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    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01DMECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00Formation of filaments, threads, or the like
    • D01D5/12Stretch-spinning methods
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product
    • Y02P70/62Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)

Abstract

The invention relates to the technical field of production of warm-keeping woolen materials, in particular to a throat type airflow drafting device for producing warm-keeping woolen materials, which comprises an airflow pipe and a drafting pipe, wherein the airflow pipe is fixedly sleeved outside the spinneret pipe, the drafting pipe is fixedly arranged at the lower end of the airflow pipe, the drafting pipe is communicated with the airflow pipe, the airflow pipe comprises an air inlet plate fixedly connected with the spinneret pipe, the lower end of the air inlet plate is fixedly provided with a pressurizing seat, the drafting pipe comprises a throat pipe positioned at the top, the lower end of the throat pipe is provided with a drafting sleeve, the interior of the drafting sleeve is provided with a central pipe, and the lower end of the pressurizing seat is fixedly sleeved outside the throat pipe; compared with the prior art, the drafting device can enable the fiber filaments drawn from the spinneret orifice to be isolated by the partition boards, so that each fiber filament can not be mutually entangled and interfered while being synchronously drafted, the forming and the breaking of the fibers are greatly facilitated, and the product quality is improved.

Description

Throat type airflow drafting device for production of warm-keeping woolen materials
Technical Field
The invention relates to the technical field of production of warm-keeping down materials, in particular to a throat type airflow drafting device for production of warm-keeping down materials.
Background
The imitated down products (especially imitated down) have potential markets, the imitated down fiber structure is prepared by taking PET as down branches and PP as down branches and adopting a composite accompanying process, the PP generates high-speed hot air in the vertical direction below a spinning nozzle, PET short fibers with the fineness of 15-50 mu m are uniformly dispersed into an airflow wind field of melt-blowing equipment, and the PET and the PP are bonded to form the imitated down structure.
At present, in the production process of the thermal insulation woolen material, an air flow drafting device is an important device in the production process, a tubular air flow drafting device draws tows through negative pressure under the drive of high-pressure air flow through a gap formed between a drafting cap and a central pipe, and the tows are drawn and elongated until being broken under the drawing of hot air flow to form randomly arranged superfine fibers which fall on the surface of a single-layer fiber net on a net conveying curtain of melt-blowing equipment to form a goose down-like high-thermal-insulation flame-retardant material, but in actual use, an inventor finds that after a porous spinneret tube sprays out the fibers, a plurality of fibers are easy to be mutually tangled when being drawn out, so that the fibers are not easy to be pulled apart, or the fiber stalk is too large after a plurality of fibers are tangled, meanwhile, the drafting air flow strength is insufficient, the drafting force is insufficient, the fiber stalk is too large finally, and the thermal insulation effect of the thermal insulation woolen material is seriously influenced, the invention reduces the product quality, therefore, the invention provides the throat type airflow drafting device for producing the warm keeping woolen material, which can solve the problems.
Disclosure of Invention
The invention aims to provide a throat type airflow drafting device for producing warm keeping woolen materials, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a cold-proof throat formula air current draft ware for fine hair material production, includes air current pipe and draft pipe, the fixed cover of air current pipe is established in the outside of spinneret, draft pipe fixed mounting is at the lower extreme of air current pipe, and the draft pipe is linked together with the air current pipe, the air current pipe include with spinneret fixed connection's air inlet plate, the lower extreme fixed mounting of air inlet plate has the pressure boost seat, the draft pipe is including the throat that is located the top, the lower extreme of throat is equipped with the draft cover, the inside of draft cover is equipped with the center tube, and the fixed cover of the lower extreme of pressure boost seat connects in the outside of throat, the draft is sheathe in and is installed the partition panel, the quantity of partition panel is a plurality of, and is adjacent form between the partition panel and cut off the draft passageway.
As a preferred technical scheme of the present invention, a first pressurizing plate and a second pressurizing plate are arranged inside the pressurizing seat, the first pressurizing plate and the second pressurizing plate are both sleeved outside the spinning tube, sealing rings are arranged between the spinning tube and the first pressurizing plate and between the spinning tube and the second pressurizing plate, a first tapered opening is formed in the first pressurizing plate, and a second tapered opening is formed in the second pressurizing plate.
As a preferred technical scheme of the present invention, the cross section of the first taper opening is in an isosceles trapezoid shape, the cross section of the second taper opening is in an isosceles trapezoid shape, and the length of the bottom of the first taper opening is greater than the length of the top of the second taper opening.
As a preferable technical scheme of the invention, the air inlet is formed in the air inlet plate.
In a preferred embodiment of the present invention, the throat has a cross-sectional shape "", and a drawing air outlet is formed between the throat and the spinneret.
As a preferred technical solution of the present invention, the partition board includes a board sleeve fixedly connected to the inside of the draft sleeve, and a movable board is movably mounted on the board sleeve through a spring.
As a preferable technical scheme of the invention, the bottom of the spinneret tube is provided with a plurality of spinneret holes, and the spinneret holes are arranged between the adjacent partition plates.
As a preferable technical scheme of the invention, the upper end of the central tube is fixedly arranged at the central position of the bottom of the spinneret tube.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the throat type airflow drafting device for producing the warm-keeping woolen materials, the airflow pipe, the pressurizing seat, the first pressurizing plate, the second pressurizing plate, the first conical opening, the second conical opening and the throat pipe are arranged, so that a multi-pressurizing structure is provided for the airflow before drafting, the strength of the drafting airflow can be further improved, the condition that the fiber stem size is too large due to insufficient force during drafting is avoided, and the quality of the warm-keeping woolen material finished products is guaranteed.
2. According to the throat type airflow drafting device for producing the warm-keeping down, the partition plates are arranged between the drafting sleeve and the central tube, so that the fiber yarns drawn out from the spinneret orifices are isolated by the partition plates, each fiber yarn cannot be entangled and interfered with each other while being synchronously drafted, the fiber forming and the fiber breaking are greatly facilitated, and the product quality is improved.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;
FIG. 3 is a cross-sectional view of B-B' of FIG. 1 in accordance with the present invention;
FIG. 4 is a schematic structural view of a partition panel according to the present invention;
FIG. 5 is a schematic view of the structure of the partitioned draft passage of the present invention;
in the figure: 1. an airflow duct; 2. drawing a tube; 3. an air intake plate; 4. a pressurizing seat; 5. a first pressure increasing plate; 6. a second pressure increasing plate; 7. an air inlet; 8. a first cone opening; 9. a second tapered port; 10. drawing sleeve; 11. a throat; 12. a central tube; 13. separating the drafting channel; 14. a spinneret orifice; 15. a spinneret tube; 16. a partition panel; 17. a drafting air outlet; 18. sheathing the plate; 19. a movable plate; 20. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a cold-proof throat formula air current draft ware for fine hair material production, including air current pipe 1 and draft pipe 2, the outside at spinneret 15 is established to 1 fixed cover of air current pipe, 2 fixed mounting at the lower extreme of air current pipe 1 of draft pipe, and draft pipe 2 is linked together with air current pipe 1, air current pipe 1 includes air inlet plate 3 with spinneret 15 fixed connection, air inlet plate 3's lower extreme fixed mounting has supercharging seat 4, draft pipe 2 is including the choke 11 that is located the top, the lower extreme of choke 11 is equipped with draft cover 10, the inside of draft cover 10 is equipped with center tube 12, and the fixed external portion at choke 11 of the lower extreme of supercharging seat 4 of fixed cup joint, install partition panel 16 on the draft cover 10, the quantity of partition panel 16 is a plurality of, form between the adjacent partition panel 16 and cut off draft passageway 13.
Furthermore, a first pressurizing plate 5 and a second pressurizing plate 6 are arranged inside the pressurizing seat 4, the first pressurizing plate 5 and the second pressurizing plate 6 are sleeved outside the spinneret tube 15, sealing rings are arranged between the spinneret tube 15 and the first pressurizing plate 5 and between the spinneret tube 6 and the second pressurizing plate 6, a first conical opening 8 is formed in the first pressurizing plate 5, and a second conical opening 9 is formed in the second pressurizing plate 6.
Further, the cross sectional shape of first taper mouth 8 is isosceles trapezoid, the cross-section of second taper mouth 9 is isosceles trapezoid, and the length of going to the bottom of first taper mouth 8 is greater than the last length of second taper mouth 9, after first taper mouth 8 and second taper mouth 9, can increase air current intensity, air current before the draft provides multiple pressure boost structure, and then can further promote the intensity of draft air current, dynamics when avoiding the draft is not enough and cause the too big condition of fibre stem degree, thereby the off-the-shelf quality of cold-proof fine hair material has been ensured.
Further, an air inlet 7 is formed in the air inlet plate 3.
Further, the cross-sectional shape of throat 11 is ") (", and a drafting air outlet 17 is formed between throat 11 and spinneret 15, so as to increase the drafting strength of the drafting air flow at spinneret hole 14.
Further, the partition panel 16 includes the board cover 18 with the inside fixed connection of draft cover 10, there is a fly leaf 19 through spring 20 movable mounting on the board cover 18, through setting up board cover 18, fly leaf 19, spring 20, can let partition panel 16 adjust self length according to the size self-adaptation of actual center tube 12, and guarantee effectively to be cut off between draft cover 10 and the center tube 12, and then satisfy the use of the different center tubes of different aperture spinneret orifices 14 adaptations, also can set up the partition panel 16 of different quantity according to the quantity of different spinneret orifices 14.
Further, the bottom of spinneret 15 is equipped with a plurality of spinneret orifice 14, and spinneret orifice 14 locates between the adjacent partition panel 16, through set up partition panel 16 between draft cover 10 and center tube 12 for the cellosilk that is drawn out from spinneret orifice 14 is kept apart by a plurality of partition panels 16, and then can not tangle each other and disturb when making every cellosilk synchronous by the draft, and then helps fibrous shaping and breaking greatly, thereby promotes product quality.
Further, the upper end of the central tube 12 is fixedly mounted at the bottom center of the spinneret 15.
The working principle is as follows:
when in use, after entering the airflow pipe 1 through the air inlet 7, the airflow passes through the first pressurizing plate 5 and the second pressurizing plate 6 in sequence, and after passing through the first taper 8 and the second taper 9, the airflow strength can be increased, a multi-pressurizing structure is provided for the airflow before drafting, so that the strength of the drafting airflow can be further improved, and the condition that the fiber stalk size is too large due to insufficient force during drafting is avoided, thereby ensuring the quality of the finished warm-keeping fluff product, a drafting air outlet 17 is formed between the throat 11 and the spinneret 15, so that the drafting strength of the drafting airflow at the spinneret hole 14 can be improved, the partition plate 16 is arranged between the drafting sleeve 10 and the central pipe 12, so that the fiber filaments drawn from the spinneret hole 14 are isolated by the partition plates 16, and each fiber filament can not mutually tangle and interfere while being synchronously drawn, thereby greatly contributing to the forming and breaking of the fibers, thereby promote product quality, through set up partition panel 16 between draft cover 10 and center tube 12 for the cellosilk that is drawn from spinneret orifice 14 is kept apart by a plurality of partition panels 16, and then makes every cellosilk can not tangle each other and disturb when being drawn in step, and then helps fibrous shaping and stretch-break greatly more, thereby promotes product quality.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The throat type airflow drafting device for producing the warm-keeping woolen goods is characterized by comprising an airflow pipe (1) and a drafting pipe (2), wherein the airflow pipe (1) is fixedly sleeved outside a spinneret pipe (15), the drafting pipe (2) is fixedly installed at the lower end of the airflow pipe (1), the drafting pipe (2) is communicated with the airflow pipe (1), the airflow pipe (1) comprises an air inlet plate (3) fixedly connected with the spinneret pipe (15), the lower end of the air inlet plate (3) is fixedly provided with a pressurizing seat (4), the drafting pipe (2) comprises a throat pipe (11) positioned at the top, the lower end of the throat pipe (11) is provided with a drafting sleeve (10), a central pipe (12) is arranged inside the drafting sleeve (10), the lower end of the pressurizing seat (4) is fixedly sleeved outside the throat pipe (11), and a partition plate (16) is installed on the drafting sleeve (10), the number of the partition plates (16) is a plurality, and partition drafting channels (13) are formed between every two adjacent partition plates (16);
A first pressurizing plate (5) and a second pressurizing plate (6) are arranged inside the pressurizing seat (4), the first pressurizing plate (5) and the second pressurizing plate (6) are sleeved outside the spinneret tube (15), sealing rings are arranged between the spinneret tube (15) and the first pressurizing plate (5) and between the spinneret tube (6) and the second pressurizing plate (6), a first conical opening (8) is formed in the first pressurizing plate (5), and a second conical opening (9) is formed in the second pressurizing plate (6);
the bottom of the spinneret tube (15) is provided with a plurality of spinneret holes (14), and the spinneret holes (14) are arranged between the adjacent partition plates (16).
2. The throat type airflow drafting device for producing the warm keeping fluff material as claimed in claim 1, wherein the cross section of the first taper opening (8) is isosceles trapezoid, the cross section of the second taper opening (9) is isosceles trapezoid, and the length of the lower bottom of the first taper opening (8) is greater than that of the upper bottom of the second taper opening (9).
3. The throat type airflow drafting device for producing the warm keeping woolen cloth according to claim 1, wherein an air inlet (7) is formed in the air inlet plate (3).
4. The throat type airflow draft device for producing the thermal down material according to claim 1, wherein the cross section of the throat (11) is "("), and a draft air outlet (17) is formed between the throat (11) and the spinneret (15).
5. The throat type airflow drafting device for producing the warm keeping woolen goods according to claim 1, wherein the partition board (16) comprises a board sleeve (18) fixedly connected with the inside of the drafting sleeve (10), and a movable board (19) is movably mounted on the board sleeve (18) through a spring (20).
6. The throat type airflow drafting device for producing the warm keeping down material according to claim 1, wherein the upper end of the central tube (12) is fixedly arranged at the central position of the bottom of the spinneret tube (15).
CN202110807056.8A 2021-07-16 2021-07-16 Throat type airflow drafting device for production of warm-keeping woolen materials Active CN113502550B (en)

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CN202110807056.8A CN113502550B (en) 2021-07-16 2021-07-16 Throat type airflow drafting device for production of warm-keeping woolen materials

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Application Number Priority Date Filing Date Title
CN202110807056.8A CN113502550B (en) 2021-07-16 2021-07-16 Throat type airflow drafting device for production of warm-keeping woolen materials

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CN113502550B true CN113502550B (en) 2022-09-09

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Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3341394A (en) * 1966-12-21 1967-09-12 Du Pont Sheets of randomly distributed continuous filaments
US3793679A (en) * 1971-07-02 1974-02-26 Kendall & Co Pneumatic drafting of fibrous strands
CN2641074Y (en) * 2003-08-31 2004-09-15 单景连 High-speed airflow drafting machine

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Address after: No. 198, Rongcheng Avenue, Dongcheng Science Park, Jieshou High tech Zone, Fuyang, Anhui 236500

Patentee after: Jixiang Sanbao High tech New Materials Co.,Ltd.

Country or region after: China

Address before: 236500 no.708, Renmin East Road, Dongcheng Industrial Park, Jieshou hi tech Industrial Development Zone, Fuyang City, Anhui Province

Patentee before: GEELY SAMBO GAOKE TEXTILE CO.,LTD.

Country or region before: China