CN113502575A - False twisting device for chemical fiber texturing equipment and using method thereof - Google Patents
False twisting device for chemical fiber texturing equipment and using method thereof Download PDFInfo
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- CN113502575A CN113502575A CN202111046283.XA CN202111046283A CN113502575A CN 113502575 A CN113502575 A CN 113502575A CN 202111046283 A CN202111046283 A CN 202111046283A CN 113502575 A CN113502575 A CN 113502575A
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- hourglass
- chemical fiber
- cooling roller
- shaped cooling
- false twisting
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G1/00—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics
- D02G1/02—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics by twisting, fixing the twist and backtwisting, i.e. by imparting false twist
- D02G1/04—Devices for imparting false twist
- D02G1/08—Rollers or other friction causing elements
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
- D02J13/00—Heating or cooling the yarn, thread, cord, rope, or the like, not specific to any one of the processes provided for in this subclass
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- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Abstract
The invention discloses a false twisting device for chemical fiber texturing equipment and a using method thereof, wherein the false twisting device comprises a rack, at least two false twisting rollers arranged on the rack through a second support frame, and a first hourglass-shaped cooling roller arranged between two adjacent false twisting rollers and used for cooling chemical fiber, the chemical fiber bypasses from a small-diameter end in the middle of the first hourglass-shaped cooling roller, a plurality of gas channels are axially arranged on two arc-shaped surfaces of the first hourglass-shaped cooling roller in a penetrating manner, the gas channels are uniformly distributed in an annular manner by taking the central axis of the first hourglass-shaped cooling roller as the center, and each gas channel is obliquely arranged relative to the central axis of the first hourglass-shaped cooling roller and faces the small-diameter end of the first hourglass-shaped cooling roller. The false twisting device for the chemical fiber texturing equipment can increase the contact area of low-temperature gas and the chemical fiber to the maximum extent, prolong the contact time of the low-temperature gas and the chemical fiber, improve the cooling efficiency of the chemical fiber and avoid energy waste.
Description
Technical Field
The invention relates to the technical field of textile equipment, in particular to a false twisting device for chemical fiber texturing equipment and a using method thereof.
Background
The chemical fiber filament is subjected to false twisting and shaping to generate certain bending, and after the external force is removed, the false twisting is recovered
Furthermore, the chemical fiber filaments have a certain elasticity, and the process is called chemical fiber elasticizing. The bullet that adds of present chemical fiber silk usually can carry out heat treatment to chemical fiber silk earlier, through the false twist after, need cool down the processing to chemical fiber silk, and traditional cooling mode is to increase a plurality of winding rollers, and chemical fiber silk is led into to the heat sink inside through a plurality of winding rollers, but this kind of mode can increase chemical fiber silk's processing stroke. In order to avoid such a situation, in the prior art, cooling of chemical fiber filaments is completed in a false twist yarn-out process, and as disclosed in patent document No. 2020114643327 entitled false twisting device for chemical fiber texturing apparatus, a cooling roller is arranged between two adjacent false twist rollers in parallel, and low-temperature air is blown out from a positive pressure cavity of the cooling roller to the yarn wound on the surface of the cooling roller for cooling, so that the purpose of reducing the number of yarn winding times is achieved, and the risk of yarn breakage is reduced. However, in the document, the vent holes on the yarn guide plate are uniformly arranged in the radial direction of the cooling roller, the chemical fiber is kept in a vertical state relative to the vent holes when the chemical fiber passes through the yarn guide plate, the area of the cooled air which is blown out from the vent holes and acts on the chemical fiber is limited, and the cooling air is not fully utilized for cooling, so that the cooling effect of the chemical fiber is poor, and the energy waste is caused.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, an object of the present invention is to provide a false twisting device for a chemical fiber texturing apparatus, which can maximize the contact area between a low-temperature gas and a chemical fiber, and prolong the contact time between the low-temperature gas and the chemical fiber, thereby improving the cooling efficiency of the chemical fiber and avoiding the waste of energy.
The invention provides a false twisting device for chemical fiber texturing equipment, which comprises a rack, at least two false twisting rollers arranged on the rack through a second support frame, and a first hourglass-shaped cooling roller arranged between two adjacent false twisting rollers and used for cooling chemical fiber, wherein the chemical fiber bypasses from a small-caliber end in the middle of the first hourglass-shaped cooling roller, a plurality of gas channels are axially arranged on two arc-shaped surfaces of the first hourglass-shaped cooling roller in a through manner, the gas channels on the two arc-shaped surfaces are mutually staggered, the gas channels are uniformly distributed in an annular manner by taking the central axis of the first hourglass-shaped cooling roller as the center, each gas channel is obliquely arranged relative to the central axis of the first hourglass-shaped cooling roller and faces the small-caliber end of the first hourglass-shaped cooling roller, second blowers are fixed at the centers of two ends of the first hourglass-shaped cooling roller, and the output end of each second blower is connected with an air supply pipeline assembly through a connecting pipeline, the positions, corresponding to the gas channels, on the circumferential surface of the air supply pipeline assembly are connected with the shunt pipelines, and the air supply pipeline assembly is communicated with the gas channels through the corresponding shunt pipelines.
Preferably, the two ends of the first hourglass-shaped cooling roller are located on the outer side of the second air blower and connected with the choke plate, the diameter of the choke plate is larger than that of the thick opening end of the first hourglass-shaped cooling roller, the small opening end, facing the first hourglass-shaped cooling roller, of the radial edge of the choke plate is connected with the arc air guide ring, and the thick opening end of the arc air guide ring, the choke plate and the first hourglass-shaped cooling roller are matched to form an air cavity.
Preferably, the wind-resistant cooling device further comprises a first mounting plate fixed on the rack, a bearing is connected to the center of the outer side of the wind-resistant plate along the axial direction of the first hourglass-shaped cooling roller, a first support frame is connected to the position, corresponding to the bearing, of the upper end face of the first mounting plate along the vertical direction, and the top of the first support frame extends upwards and is sleeved on the bearing.
Preferably, the upper end surface of the first mounting plate is further connected with a first air blower through bolts, the air outlet end of the first air blower faces upwards, and the air outlet section covers the chemical fiber filaments coated on the first hourglass-shaped cooling roller.
Preferably, still including setting up in first hourglass type chill roll top and rather than the same second hourglass type chill roll of specification, the both ends of second hourglass type chill roll are connected with the choke plate equally, are connected with four third support frames along vertical direction on the terminal surface of first mounting panel, and the top of four third support frames is connected in the bottom of second mounting panel jointly, and the bottom both sides of second mounting panel are connected with the jib along vertical direction is down, and the bottom of jib cup joints on the bearing of choke plate outside center department.
Preferably, the bottom of the second mounting plate is connected with a third air blower through bolts, the air outlet end of the third air blower faces downwards, and the air outlet section covers the chemical fiber filaments coated on the second hourglass-shaped cooling roller.
The invention also provides a use method of the false twisting device for the chemical fiber texturing equipment, which comprises the following steps: the heated chemical fiber filaments are guided into a first false twist roller through a yarn guide hook, the chemical fiber filaments sequentially bypass the first false twist roller, a first hourglass-shaped cooling roller and a second false twist roller, a second blower is started to blow low-temperature gas into an air supply pipeline assembly, the low-temperature gas in the air supply pipeline assembly enters each gas channel through a flow dividing pipeline, the low-temperature gas is sprayed out of the gas channels and flows towards the chemical fiber filaments to finish heat exchange with the chemical fiber filaments, and the cooled chemical fiber filaments are twisted by the second false twist roller and then wound on a ring bobbin.
In addition, the invention also provides a use method of the false twisting device for the chemical fiber texturing equipment, which comprises the following steps: the heated chemical fiber filaments are guided into a first false twisting roller through a yarn guide hook, the chemical fiber filaments sequentially pass through the first false twisting roller, a first hourglass-shaped cooling roller, a second hourglass-shaped cooling roller and a second false twisting roller, simultaneously starting a first hourglass-shaped cooling roller and a second blower inside the second hourglass-shaped cooling roller, and when the chemical fiber filaments pass through the first hourglass-shaped cooling roller, the second blower in the first hourglass-shaped cooling roller blows low-temperature gas into the air supply pipeline assembly, the low-temperature gas in the air supply pipeline assembly enters each gas channel through the diversion pipeline, and low-temperature gas is sprayed out from the gas channel and then flows towards the chemical fiber filament direction to complete heat exchange with the chemical fiber filament, the chemical fiber filament after being cooled for the first time is subjected to secondary cooling through a second hourglass-shaped cooling roller, and the chemical fiber filament after being cooled for the second time is twisted through a second false twist roller and then is wound on a ring bobbin.
The beneficial effects of the invention are as follows:
(1) according to the invention, the cooling roller in the shape of the hourglass is adopted to cool the chemical fiber filaments, the chemical fiber filaments are wound on the small-caliber end of the cooling roller all the time to ensure that the chemical fiber filaments are not deviated, the plurality of gas channels are annularly distributed on the two arc-shaped surfaces of the cooling roller in the shape of the hourglass, each gas channel is obliquely arranged relative to the central axis of the first hourglass-shaped cooling roller and faces the small-caliber end of the first hourglass-shaped cooling roller, the low-temperature gas flowing out of each gas channel can exchange heat with the chemical fiber filaments, the contact area of the low-temperature gas and the chemical fiber filaments is greatly increased, the cooling efficiency of the chemical fiber filaments can be effectively improved, and the energy waste is avoided.
(2) The arc wind-guiding circle is passed through at the both ends of chill roll, the thick aperture end of choke plate and first hourglass type chill roll cooperatees and is formed with the wind chamber, blow to the chemical fiber silk back from the low-temperature gas that blows out in the gas passage, because the gas passage crisscross setting each other of chill roll both sides, consequently, blow to the wind chamber along opposite side cambered surface from the low-temperature gas that gas passage blew out on the cambered surface of one side in can, low-temperature gas blows to the cambered surface again under the effect of arc wind-guiding circle, consequently, can prolong low-temperature gas and act on the active time of chemical fiber silk, can satisfy the cooling demand of chemical fiber silk, again can abundant utilization low-temperature gas, further the waste of energy has been avoided.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view showing a structure of a false twisting device according to an embodiment of the present invention;
FIG. 2 is a schematic view showing the structure of a false twisting device according to a second embodiment of the present invention;
FIG. 3 is a schematic view of the construction of a first hourglass-shaped cooling roller according to the present invention;
FIG. 4 is a schematic view of the first hourglass shaped chill roll of the present invention with one of the choke plates removed;
FIG. 5 is a schematic view of a half-section of a first hourglass-shaped cooling roll according to the present invention;
FIG. 6 is a schematic plan view showing the operation of a false twisting device according to one embodiment of the present invention;
FIG. 7 is a schematic plan view showing a state in which a false twisting device according to a second embodiment of the present invention is operated.
FIG. 8 is a schematic view of the structure of the supply duct assembly of the present invention;
fig. 9 is a front view of the supply air duct assembly of the present invention.
In the figure: 1. a frame; 2. a first mounting plate; 3. a first blower; 4. a first support frame; 5. a first hourglass-shaped cooling roller; 6. a second support frame; 7. a false twist roller; 8. a third support frame; 9. a third blower; 10. a boom; 11. a second mounting plate; 12. a second hourglass-shaped cooling roller; 13. a gas channel; 14. a choke plate; 15. a second blower; 16. connecting a pipeline; 17. an air supply duct assembly; 18. a diversion pipeline; 19. a wind cavity; 20. an arc wind guide ring; 21. and (4) branch pipes.
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.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Example one
The embodiment discloses a false twisting device for chemical fiber texturing equipment, which comprises a rack 1, at least two false twisting rollers 7 arranged on the rack 1 through a second support frame 6 and a first hourglass-shaped cooling roller 5 arranged between two adjacent false twisting rollers 7 and used for cooling chemical fiber, wherein the chemical fiber is wound around a small-diameter end in the middle of the first hourglass-shaped cooling roller 5, and when the chemical fiber passes through the first hourglass-shaped cooling roller 5, the chemical fiber can only be wound around the small-diameter end of the first hourglass-shaped cooling roller 5 due to the structural limitation of the first hourglass-shaped cooling roller 5, so that the deviation of the chemical fiber can be avoided. As shown in fig. 3, the first hourglass-shaped cooling roller 5 in this embodiment has a plurality of gas channels 13 axially perforated on two arc-shaped surfaces of the first hourglass-shaped cooling roller 5, the gas channels 13 are uniformly distributed in an annular shape with the central axis of the first hourglass-shaped cooling roller 5 as the center, and each gas channel 13 is obliquely arranged relative to the central axis of the first hourglass-shaped cooling roller 5 and faces the small-diameter end of the first hourglass-shaped cooling roller 5.
As shown in fig. 4, the centers of both ends of the first hourglass-shaped cooling roller 5 are fixed with second blowers 15, the output end of the second blower 15 is connected with an air supply duct assembly 17 through a connecting duct 16, the circumferential surface of the air supply duct assembly 17 is connected with a branch duct 18 at a position corresponding to each gas passage 13, the air supply duct assembly 17 is communicated with each gas passage 13 through the corresponding branch duct 18, the second blower 15 blows low-temperature gas into the air supply duct assembly 17, the low-temperature gas is finally blown to the chemical fibers through the gas passages 13, because the gas passages 13 are obliquely arranged relative to the central axis of the first hourglass-shaped cooling roller 5, the low-temperature gas flowing out of each gas passage 13 can exchange heat with the chemical fibers, the contact area between the low-temperature gas and the chemical fibers is greatly increased, and the cooling efficiency of the chemical fibers can be effectively improved, and avoids the waste of energy.
As shown in fig. 8 and 9, the air supply duct assembly 17 includes three circular air ducts concentrically arranged, the three circular air ducts are communicated with each other through branch ducts 21, and the innermost circular air duct is communicated with the output end of the second blower 15 through a connecting duct 16.
Further, as shown in fig. 5, two ends of the first hourglass-shaped cooling roll 5 are located at the outer side of the second blower 15 and are connected with a choke plate 14, the diameter of the choke plate 14 is larger than that of the thick end of the first hourglass-shaped cooling roll 5, the radial edge of the choke plate 14 facing the thin-caliber end of the first hourglass-shaped cooling roll 5 is connected with an arc-shaped wind guide ring 20, the choke plate 14 and the thick-caliber end of the first hourglass-shaped cooling roll 5 are matched to form a wind cavity 19, after the low-temperature gas blown out of the gas channel 13 is blown to the chemical fibers, because the gas channels 13 at two sides of the first hourglass-shaped cooling roll 5 are arranged in a staggered manner, the low-temperature gas blown out of the gas channel 13 on the arc-shaped surface at one side is blown into the wind cavity 19 along the arc-shaped surface at the other side, the low-temperature gas is blown to the arc-shaped surface again under the action of the arc-shaped wind guide ring 20, so that the action time of the low-temperature gas on the chemical fibers can be prolonged, the cooling requirement of chemical fiber filaments can be met, low-temperature gas can be fully utilized, and energy waste is further avoided.
The false twisting device in the embodiment further comprises a first mounting plate 2 fixed on the machine frame 1, a bearing is connected to the center of the outer side of the choke plate 14 along the axial direction of the first hourglass-shaped cooling roller 5, a first support frame 4 is connected to the position, corresponding to the bearing, of the upper end face of the first mounting plate 2 along the vertical direction, the top of the first support frame 4 extends upwards and is sleeved on the bearing, when the chemical fiber yarn passes through the thin-caliber end of the first hourglass-shaped cooling roller 5, the first hourglass-shaped cooling roller 5 can rotate under the action of the bearing, rolling friction is adopted between the chemical fiber yarn and the first hourglass-shaped cooling roller 5, the friction force on the surface of the chemical fiber yarn can be reduced, and the phenomenon of yarn breakage is avoided.
In addition, the first air blower 3 is further connected to the upper end face of the first mounting plate 2 through bolts in the embodiment, the air outlet end of the first air blower 3 faces upwards, the air outlet section of the first air blower 3 covers and wraps the chemical fiber filaments on the first hourglass-shaped cooling roller 5, the first air blower 3 can work together with the first hourglass-shaped cooling roller 5 or work independently, and cooling of the chemical fiber filaments can be achieved.
The embodiment provides a false twisting device for chemical fiber texturing equipment, which has the detailed working principle that: the heated chemical fiber filaments are guided into a first false twist roller 7 through a yarn guide hook, the chemical fiber filaments sequentially bypass the first false twist roller 7, a first hourglass-shaped cooling roller 5 and a second false twist roller 7, a second air blower 15 is started to blow low-temperature gas into an air supply pipeline assembly 17, the low-temperature gas in the air supply pipeline assembly 17 enters each gas channel 13 through a flow dividing pipeline 18, the low-temperature gas is sprayed out of the gas channels 13 and then flows towards the chemical fiber filaments and completes heat exchange with the chemical fiber filaments, and the cooled chemical fiber filaments are twisted by the second false twist roller 7 and then wound on a ring bobbin.
Example two
The present embodiment adopts the same inventive concept as the first embodiment, and is different from the first embodiment in that: as shown in fig. 2, the false twisting device in this embodiment further includes a second hourglass-shaped cooling roller 12 disposed above the first hourglass-shaped cooling roller 5 and having the same specification as the first hourglass-shaped cooling roller, two ends of the second hourglass-shaped cooling roller 12 are also connected with choke plates 14, four third support frames 8 are connected to the end surface of the first mounting plate 2 along the vertical direction, tops of the four third support frames 8 are connected to the bottom end of the second mounting plate 11 together, two sides of the bottom end of the second mounting plate 11 are connected to hanger rods 10 downward along the vertical direction, and bottoms of the hanger rods 10 are sleeved on bearings at the centers of the outer sides of the choke plates 14. The bottom of the second mounting plate 11 is connected with a third blower 9 by bolts, the air outlet end of the third blower 9 faces downwards, the air outlet cross section covers and covers the chemical fiber filaments on the second hourglass-shaped cooling roller 12, the same third blower 9 can work independently or work together with the second hourglass-shaped cooling roller 12, when the chemical fiber filaments pass through the first hourglass-shaped cooling roller 5, the circumferential surface of the chemical fiber filaments, which is in contact with the first hourglass-shaped cooling roller 5, is not in contact with low-temperature gas, and the part of the chemical fiber filaments are not cooled, so that in order to perform cooling treatment on the part of the chemical fiber filaments, the second hourglass-shaped cooling roller 12 is arranged above the first hourglass-shaped cooling roller 5 and has the same specification, the part of the chemical fiber filaments, which are not cooled, is in a naked state when the chemical fiber filaments are led out from the first hourglass-shaped cooling roller 5 and wound on the second hourglass-shaped cooling roller 12, and the low-temperature gas blown from the second hourglass-shaped cooling roller 12 can perform cooling treatment on the part of the chemical fiber filaments.
The working principle of the false twisting device for the chemical fiber texturing equipment in the embodiment is as follows: the heated chemical fiber filaments are guided into a first false twisting roller 7 through a yarn guide hook, the chemical fiber filaments sequentially pass through the first false twisting roller 7, a first hourglass-shaped cooling roller 5, a second hourglass-shaped cooling roller 12 and the second false twisting roller 7, simultaneously, the first hourglass-shaped cooling roller 5 and the second blower 15 in the second hourglass-shaped cooling roller 12 are started, when the chemical fiber filaments pass through the first hourglass-shaped cooling roller 5, the second blower 15 inside the first hourglass-shaped cooling roller 5 blows low-temperature gas into the blow duct assembly 17, the low-temperature gas inside the blow duct assembly 17 enters each gas passage 13 through the branch duct 18, and low-temperature gas is sprayed out from the gas channel 13, flows towards the chemical fiber and exchanges heat with the chemical fiber, the chemical fiber which is cooled for the first time is cooled for the second time by the second hourglass-shaped cooling roller 12, and the chemical fiber which is cooled for the second time is twisted by the second false twist roller 7 and then is wound on a ring bobbin.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (8)
1. A false twisting device for chemical fiber texturing equipment comprises a rack (1) and at least two false twisting rollers (7) arranged on the rack (1) through a second support frame (6), and is characterized by further comprising a first hourglass-shaped cooling roller (5) arranged between two adjacent false twisting rollers (7) and used for cooling chemical fiber, wherein the chemical fiber bypasses from a fine aperture end in the middle of the first hourglass-shaped cooling roller (5), a plurality of gas channels (13) are axially arranged on two arc-shaped surfaces of the first hourglass-shaped cooling roller (5) in a penetrating mode, the gas channels (13) on the two arc-shaped surfaces are mutually staggered, the plurality of gas channels (13) are annularly and uniformly distributed by taking the central axis of the first hourglass-shaped cooling roller (5) as the center, and each gas channel (13) is obliquely arranged relative to the central axis of the first hourglass-shaped cooling roller (5) and faces to the fine aperture end of the first hourglass-shaped cooling roller (5), the center of the two ends of the first hourglass-shaped cooling roller (5) is fixedly provided with a second air blower (15), the output end of the second air blower (15) is connected with an air supply pipeline assembly (17) through a connecting pipeline (16), the position, corresponding to each gas channel (13), on the circumferential surface of the air supply pipeline assembly (17) is connected with a shunt pipeline (18), and the air supply pipeline assembly (17) is communicated with each gas channel (13) through the corresponding shunt pipeline (18).
2. The false twisting device for the chemical fiber texturing equipment according to claim 1, wherein two ends of the first hourglass-shaped cooling roller (5) are positioned on the outer side of the second air blower (15) and are connected with a choke plate (14), the diameter of the choke plate (14) is larger than that of the thick opening end of the first hourglass-shaped cooling roller (5), an arc-shaped air guide ring (20) is connected to the radial edge of the choke plate (14) facing to the thin opening end of the first hourglass-shaped cooling roller (5), and the arc-shaped air guide ring (20), the choke plate (14) and the thick opening end of the first hourglass-shaped cooling roller (5) are matched to form an air cavity (19).
3. A false twisting device for chemical fiber texturing equipment according to claim 2, further comprising a first mounting plate (2) fixed on the frame (1), wherein the outer center of the choke plate (14) is connected with a bearing along the axial direction of the first hourglass-shaped cooling roller (5), the upper end surface of the first mounting plate (2) is connected with a first support frame (4) along the vertical direction at the position corresponding to the bearing, and the top of the first support frame (4) extends upwards and is sleeved on the bearing.
4. A false twisting device for chemical fiber texturing equipment according to claim 3, wherein the upper end surface of the first mounting plate (2) is further connected with a first blower (3) through bolts, the air outlet end of the first blower (3) faces upwards, and the air outlet section covers the chemical fiber coated on the first hourglass-shaped cooling roller (5).
5. The false twisting device for the chemical fiber texturing equipment according to claim 3, further comprising a second hourglass-shaped cooling roller (12) which is arranged above the first hourglass-shaped cooling roller (5) and has the same specification with the first hourglass-shaped cooling roller, wherein two ends of the second hourglass-shaped cooling roller (12) are also connected with a choke plate (14), the end face of the first mounting plate (2) is connected with four third supporting frames (8) along the vertical direction, the tops of the four third supporting frames (8) are connected to the bottom end of the second mounting plate (11) together, two sides of the bottom end of the second mounting plate (11) are connected with a hanging rod (10) downwards along the vertical direction, and the bottom of the hanging rod (10) is sleeved on a bearing at the center of the outer side of the choke plate (14).
6. A false twisting device for chemical fiber texturing equipment according to claim 5, wherein the bottom of the second mounting plate (11) is bolted with a third blower (9), the air outlet end of the third blower (9) faces downwards and the air outlet section covers the chemical fiber coated on the second hourglass-shaped cooling roller (12).
7. A method of using a false twisting device for a chemical fiber texturing apparatus as claimed in any one of claims 1 to 6, characterized in that the method comprises: the heated chemical fiber filaments are guided into a first false twist roller (7) through a yarn guide hook, the chemical fiber filaments sequentially bypass the first false twist roller (7), a first hourglass-shaped cooling roller (5) and a second false twist roller (7), a second air blower (15) is started to blow low-temperature gas into an air supply pipeline assembly (17), the low-temperature gas in the air supply pipeline assembly (17) enters each gas channel (13) through a flow dividing pipeline (18), the low-temperature gas is sprayed out from the gas channels (13) and then flows towards the chemical fiber filaments and completes heat exchange with the chemical fiber filaments, and the cooled chemical fiber filaments are twisted by the second false twist roller (7) and then are wound on a ring bobbin.
8. A method of using a false twisting device for a chemical fiber texturing apparatus as claimed in any one of claims 1 to 6, characterized in that the method comprises: the heated chemical fiber filaments are guided into a first false twisting roller (7) through a yarn guide hook, the chemical fiber filaments sequentially bypass the first false twisting roller (7), a first hourglass-shaped cooling roller (5), a second hourglass-shaped cooling roller (12) and the second false twisting roller (7), meanwhile, second blowers (15) inside the first hourglass-shaped cooling roller (5) and the second hourglass-shaped cooling roller (12) are started, low-temperature gas is blown into an air supply pipeline assembly (17) by the second blowers (15) inside the first hourglass-shaped cooling roller (5) when the chemical fiber filaments pass through the first hourglass-shaped cooling roller (5), the low-temperature gas inside the air supply pipeline assembly (17) enters each gas channel (13) through a diversion pipeline (18), the low-temperature gas is sprayed out from the gas channels (13) and then flows towards the direction of the chemical fiber filaments and completes heat exchange with the chemical fiber filaments, and the first cooled chemical fiber filaments are cooled for the second time through the second hourglass-shaped cooling roller (12), and the chemical fiber filaments after the secondary cooling are twisted by a second false twist roller (7) and then wound on a ring bobbin.
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| CN202111046283.XA CN113502575B (en) | 2021-09-08 | 2021-09-08 | False twisting device for chemical fiber texturing equipment and using method thereof |
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| CN202111046283.XA CN113502575B (en) | 2021-09-08 | 2021-09-08 | False twisting device for chemical fiber texturing equipment and using method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116240654A (en) * | 2023-03-14 | 2023-06-09 | 江苏数米科技有限公司 | Textile machinery yarn deformation equipment |
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| CN113265733A (en) * | 2021-05-22 | 2021-08-17 | 诸暨市晗悦化纤股份有限公司 | Add bullet machine convenient to cooling |
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| CN105156346A (en) * | 2015-09-30 | 2015-12-16 | 株洲联诚集团有限责任公司 | Axial centrifugal fan |
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| CN209920323U (en) * | 2019-05-22 | 2020-01-10 | 四川亚西橡塑机器有限公司 | Rubber crusher with cooling function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116240654A (en) * | 2023-03-14 | 2023-06-09 | 江苏数米科技有限公司 | Textile machinery yarn deformation equipment |
| CN116240654B (en) * | 2023-03-14 | 2023-10-20 | 江苏数米科技有限公司 | Textile machinery yarn deformation equipment |
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