CN113122970B - 51mm long fiber aramid fiber vortex spinning preparation device and process thereof - Google Patents
51mm long fiber aramid fiber vortex spinning preparation device and process thereof Download PDFInfo
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- CN113122970B CN113122970B CN202110526689.1A CN202110526689A CN113122970B CN 113122970 B CN113122970 B CN 113122970B CN 202110526689 A CN202110526689 A CN 202110526689A CN 113122970 B CN113122970 B CN 113122970B
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H4/00—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
- D01H4/02—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques imparting twist by a fluid, e.g. air vortex
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H4/00—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
- D01H4/38—Channels for feeding fibres to the yarn forming region
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- Textile Engineering (AREA)
- Spinning Or Twisting Of Yarns (AREA)
Abstract
The invention relates to the technical field of spinning equipment, in particular to a device and a process for preparing 51mm long fiber aramid vortex spun yarns; 51mm well long fiber aramid fiber vortex spinning preparation facilities includes drafting arrangement, the vortex chamber, guide needle and drainage tube, the vortex chamber includes clean pipe, negative pressure section and vortex section, clean pipe includes negative pressure air source, the diaphragm, conveyer pipe and cooperation frame, negative pressure air source is used for absorbing the air to the conveyer pipe, the cooperation is erect and is arranged in the junction of conveyer pipe and vortex section, the conveyer pipe then communicates with the vortex section, the diaphragm then agrees with the cooperation frame, and with cooperation frame joint, utilize clean pipe to realize the cleanness to the vortex chamber, and utilize the cooperation of negative pressure air source and diaphragm, make clean pipe only need start negative pressure air source can accomplish the cleanness to the vortex chamber when needs are clean, thereby effectively reduce unnecessary manpower consumption.
Description
Technical Field
The invention relates to the technical field of spinning equipment, in particular to a device and a process for preparing 51mm long fiber aramid vortex yarns.
Background
The vortex spinning is a novel spinning method which is developed on the basis of air jet spinning and utilizes a fixed vortex spinning tube to replace a spinning cup which rotates at a high speed for spinning, and the vortex spinning is widely used in the spinning process of medium and long fibers;
the vortex spinning preparation device in the prior art has the defects that in the spinning process by utilizing vortex air, the condition that a vortex chamber is blocked by broken fiber knots can occur, the existing cleaning mode is mostly to clean after a yarn guide tube is taken out, and the spinning efficiency is seriously influenced.
Disclosure of Invention
The invention aims to provide a device and a process for preparing 51mm long fiber aramid vortex spun yarns, and aims to solve the problem that in the prior art, fiber broken sections in a vortex chamber are difficult to clean quickly.
In order to achieve the purpose, the invention provides a 51mm middle and long fiber aramid vortex spinning preparation device, which comprises a drafting device, a vortex chamber, a guide needle and a yarn-withdrawing tube, wherein the drafting device is arranged on one side of the vortex chamber and matched with middle and long fibers;
the swirl chamber is including clean pipe, negative pressure section and vortex section, the negative pressure section set up in the downside of vortex section, and with the vortex section is connected, clean pipe then set up in the outside of vortex section, and with vortex section intercommunication, clean pipe includes negative pressure air source, diaphragm, conveyer pipe and cooperation frame, negative pressure air source be used for to the conveyer pipe absorbs the air, the cooperation is erect and is arranged in the conveyer pipe with the junction of vortex section, the conveyer pipe then with vortex section intercommunication, the diaphragm then with cooperation frame agrees with, and with cooperation frame joint.
The cleaning pipe is used for discharging broken fiber sections generated in the spinning process out of the vortex chamber, so that the automatic cleaning degree of the vortex spinning preparation device is effectively improved.
Wherein, the diaphragm adopts rubber materials integrated into one piece, the diaphragm is protruding and isolated piece including connecting, connect protruding with cooperation frame joint, and set up in the center department of cooperation frame, isolated piece then set up in cooperation frame is kept away from one side of vortex section, and with cooperation frame cooperatees.
The isolating sheet is matched with the fixed frame by the connecting bulge, so that in the normal spinning process, the isolating sheet can close the cleaning tube, and only when the cleaning tube needs to be used, the isolating sheet can be opened under the action of pressure to extract fiber broken sections.
The vortex section comprises a spray pipe and a vortex pipe provided with an airflow hole arranged tangentially, the vortex pipe is connected with the negative pressure section and the cleaning pipe, the vortex pipe is arranged on the upper side of the negative pressure section, the spray pipe is arranged on the outer side of the vortex pipe, one end of the spray pipe is communicated with the airflow hole, the other end of the spray pipe is externally connected with an atomizer, and the airflow hole penetrates through the vortex pipe.
The spray pipe is externally connected with the atomizer, so that liquid drops are sprayed in the spinning process, broken sections of fibers can be timely separated from the fibers, and the yarn guide channel is prevented from being blocked by the broken sections of the fibers.
The yarn-withdrawing tube comprises a conical bulge and a sealing gasket, the conical bulge is concentrically arranged with the guide needle and is arranged on the lower side of the guide needle, and the sealing gasket is sleeved on the outer peripheral side of the conical bulge and is connected with the conical bulge and the negative pressure section.
The conical bulge is matched with the vortex chamber, so that the spinning work is finished, and the sealing gasket prevents the vortex chamber from being influenced by the outside.
The yarn guide device comprises a conical protrusion, wherein the conical protrusion is provided with a yarn guide channel, a cavity, a plurality of suction holes and a negative pressure suction source, the yarn guide channel is arranged at the center of the conical protrusion and is arranged along the length direction of the conical protrusion, the cavity is arranged on the inner side of the conical protrusion, the cavity is connected with the negative pressure suction source, and the suction holes are formed in the inner wall of the yarn guide channel and penetrate through the yarn guide channel and the cavity.
The finished spun yarn is discharged out of the preparation device by utilizing the yarn guide channel, and the suction hole is matched with the negative pressure suction source to improve the friction force between the fiber strand and the conical bulge after the fiber strand enters the yarn guide channel, so that the fiber strand can be tighter in the spinning forming process, and the production quality of the fiber strand is also improved.
The invention also provides a preparation process of the 51mm medium-length fiber aramid vortex spinning preparation device, which comprises the following steps:
the long medium fiber strips are opened by a drafting device and then are sent into a vortex chamber in a single state;
after being guided by the guide needle, the thread end enters the yarn guide channel, external air enters the airflow hole along the tangential direction, and the external atomizer is started, so that single fibers are twisted after attaching mist liquid drops;
after the thread end is drawn by the external output roller, the negative pressure suction source is started, and the spinning of the centering long fiber strip can be completed.
According to the 51mm medium-length fiber aramid vortex spinning preparation device and the process thereof, the vortex chamber is cleaned by the cleaning pipe, and the cleaning pipe can clean the vortex chamber only by starting the negative pressure air source when the cleaning pipe needs to be cleaned by the cooperation of the negative pressure air source and the diaphragm, so that unnecessary labor consumption is effectively reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of an axial structure of a 51mm long fiber aramid vortex spinning preparation device provided by the invention.
FIG. 2 is a schematic cross-sectional structure diagram of a drafting device-free drafting device of a 51mm medium-length aramid fiber vortex spinning preparation device provided by the invention.
FIG. 3 is a schematic cross-sectional structure diagram of a yarn withdrawal tube of a 51mm medium-length aramid fiber vortex spinning preparation device provided by the invention.
FIG. 4 is a schematic axial structure diagram of a guide needle of a 51mm long fiber aramid vortex spinning preparation device provided by the invention.
FIG. 5 is a schematic cross-sectional structure diagram of a cleaning pipe of a 51mm medium-length aramid fiber vortex spinning preparation device provided by the invention.
FIG. 6 is a schematic axial structure diagram of a diaphragm and a matching frame of the 51mm medium-length aramid fiber vortex spinning preparation device provided by the invention.
FIG. 7 is a schematic step diagram of a preparation process of a 51mm long fiber aramid vortex spinning preparation device provided by the invention.
1-drafting device, 2-vortex chamber, 3-guide needle, 4-yarn-withdrawing tube, 21-cleaning tube, 22-negative pressure section, 23-vortex section, 24-feeding cover, 31-tip projection, 32-thread sheet, 41-cone projection, 42-sealing gasket, 211-negative pressure air source, 212-diaphragm, 213-conveying tube, 214-matching frame, 215-connecting projection, 216-isolating sheet, 231-spraying tube, 232-vortex tube, 233-air flow hole, 241-feeding hole, 242-cover body, 321-shell, 322-feeding hole, 323-discharging hole, 411-yarn-withdrawing channel, 412-cavity, 413-suction hole and 414-negative pressure suction source.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar 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 "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 to 7, the invention provides a 51mm medium-length fiber aramid vortex spinning preparation device, which comprises a drafting device 1, a vortex chamber 2, a guide needle 3 and a doffing tube 4, wherein the drafting device 1 is arranged on one side of the vortex chamber 2 and is matched with medium-length fibers, and the guide needle 3 is arranged at the center of the vortex chamber 2 and is coaxially arranged with the doffing tube 4;
In this embodiment, the drafting device 1 is used to scatter fiber strands, so that the fiber strands become single fibers and enter the vortex chamber 2, the vortex chamber 2 is used to perform vortex spinning, the guide needle 3 is used to guide the movement of the single fibers, the yarn guide tube 4 is used to externally connect an output roller, so that the spun yarn is sent out of the preparation device, the cleaning tube 21 is used to clean the vortex chamber 2, the negative pressure section 22 is used to provide negative pressure, the vortex section 23 forms a vortex by using the negative pressure in the vortex chamber 2 after the external air enters, so that the spinning can be performed, the negative pressure air source 211 is used to suck air to the conveying tube 213, so that the fiber breaks in the vortex chamber 2 can be discharged out of the vortex chamber 2, the diaphragm 212 is matched with the cleaning tube 21, when the vortex chamber 2 does not need to be cleaned, the vortex chamber 2 is in a negative pressure state, the diaphragm 212 is attached to the matching frame 214 under the action of pressure, so that the cleaning pipe 21 is sealed, and normal preparation work is performed, when the vortex chamber 2 needs to be cleaned, the negative pressure section 22 is closed, and the negative pressure air source 211 is started, so that negative pressure is generated in the conveying pipe 213, namely the diaphragm 212 is not attached to the matching frame 214, and therefore fiber breakage energy in the vortex chamber 2 can be sucked out of the vortex chamber 2 by the negative pressure air source 211 under the action of pressure, and the negative pressure air source 211 is the prior art, and the structure of the vortex chamber 2 is not described in detail in the application.
Further, the diaphragm 212 is integrally formed by a rubber material, the diaphragm 212 includes a connecting protrusion 215 and an insulating sheet 216, the connecting protrusion 215 is clamped with the matching frame 214 and is disposed at the center of the matching frame 214, and the insulating sheet 216 is disposed on one side of the matching frame 214 away from the vortex section 23 and is matched with the matching frame 214;
the vortex section 23 comprises a spray pipe 231 and a vortex pipe 232 provided with a tangentially arranged airflow hole 233, the vortex pipe 232 is connected with the negative pressure section 22 and the cleaning pipe 21, the vortex pipe 232 is arranged on the upper side of the negative pressure section 22, the spray pipe 231 is arranged on the outer side of the vortex pipe 232, one end of the spray pipe 231 is communicated with the airflow hole 233, the other end of the spray pipe 231 is externally connected with an atomizer, and the airflow hole 233 penetrates through the vortex pipe 232;
the yarn withdrawing tube 4 comprises a conical protrusion 41 and a sealing gasket 42, the conical protrusion 41 and the guide needle 3 are concentrically arranged, and are arranged at the lower side of the guide needle 3, and the sealing gasket 42 is sleeved at the peripheral side of the conical protrusion 41 and is connected with the conical protrusion 41 and the negative pressure section 22;
the cone-shaped protrusion 41 is provided with a yarn guiding channel 411, a cavity 412, a plurality of suction holes 413 and a negative pressure suction source 414, the yarn guiding channel 411 is arranged at the center of the cone-shaped protrusion 41 and is arranged along the length direction of the cone-shaped protrusion 41, the cavity 412 is arranged at the inner side of the cone-shaped protrusion 41, the cavity 412 is connected with the negative pressure suction source 414, the suction holes 413 are arranged on the inner wall of the yarn guiding channel 411 and penetrate through the yarn guiding channel 411 and the cavity 412 to be communicated.
In this embodiment, the connecting protrusion 215 is used to connect the isolation sheet 216 with the matching frame 214, the isolation sheet 216 is attached to and detached from the matching frame 214 under the action of the pressure in the delivery pipe 213, so that the cleaning tube 21 can be used as required, the spray pipe 231 is used to spray mist droplets, the vortex pipe 232 is used to carry out vortex spinning, and the airflow hole 233 is arranged along the tangential direction, so that when the negative pressure section 22 generates negative pressure, the airflow hole 233 generates vortex, so that fibers can be spun under the action of vortex, the tapered protrusion 41 is used to match fibers, the sealing pad 42 is used to seal the negative pressure section 22 to prevent the leakage of the whole preparation device, the yarn guiding channel 411 is used to output the formed spun yarn, the cavity 412 is used to match the negative pressure suction source 414, therefore, negative pressure is provided for the yarn guiding channel 411 through the suction hole 413, and the friction between the fiber and the yarn guiding channel 411 can be improved after the fiber enters the yarn guiding channel 411 by providing the negative pressure, so that the molding tightness can be effectively improved when the fiber is spun.
Further, the guide needle 3 includes a tip protrusion 31 and a thread piece 32, the tip protrusion 31 and the yarn guide channel 411 are concentrically disposed and disposed on the upper side of the yarn guide channel 411, the thread piece 32 surrounds the tip protrusion 31, and the thread piece 32 is fixedly connected to the tip protrusion 31.
The vortex chamber 2 further comprises a feeding cover 24, the feeding cover 24 is arranged on the upper side of the vortex section 23 and fixedly connected with the vortex section 23, the feeding cover 24 is provided with a feeding hole 241 and a cover body 242, the cover body 242 is arranged on the upper side of the vortex section 23, and the feeding hole 241 penetrates through the cover body 242 and is matched with the drafting device 1.
The thread piece 32 is provided with a shell 321, a feeding hole 322 and a discharging hole 323, the shell 321 is arranged at the outer side of the thread piece 32, the feeding hole 322 is arranged at the upper side of the shell 321 and matched with the feeding hole 241, and the discharging hole 323 is arranged at the lower side of the shell 321 and matched with the yarn guiding channel 411.
In this embodiment, the tip protrusion 31 is configured to match the thread piece 32, so that the fiber entering the preparation device can be arranged along the extending direction of the thread piece 32, the feeding cover 24 is configured to close the upper end of the preparation device, the feeding hole 241 is configured to feed the fiber processed by the drafting device 1 into the vortex chamber 2, the housing 321 protects the components, and the feeding hole 322 and the discharging hole 323 are configured to respectively feed and discharge the fiber raw material.
Further, the invention also provides a preparation process of the 51mm medium-length fiber aramid fiber vortex spinning preparation device, which comprises the following steps:
s101: the middle long fiber strips are opened by a drafting device 1 and then are sent into a vortex chamber 2 in a single state;
s102: after being guided by the guide needle 3, the thread end enters the yarn guide channel 411, external air enters the airflow hole 233 along the tangential direction, and the external atomizer is started, so that single fiber is twisted after attaching mist liquid drops;
s103: after the thread end is drawn by the external output roller, the negative pressure suction source 414 is started, and the spinning of the long fiber strip can be completed.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (5)
1. A51 mm long fiber aramid fiber vortex spinning preparation device is characterized in that,
the 51mm long medium fiber aramid vortex spinning preparation device comprises a drafting device, a vortex chamber, a guide needle and a doffing tube, wherein the drafting device is arranged on one side of the vortex chamber and matched with the long medium fibers, and the guide needle is arranged at the center of the vortex chamber and coaxial with the doffing tube;
the vortex chamber comprises a cleaning pipe, a negative pressure section and a vortex section, the negative pressure section is arranged on the lower side of the vortex section and is connected with the vortex section, the cleaning pipe is arranged on the outer side of the vortex section and is communicated with the vortex section, the cleaning pipe comprises a negative pressure air source, a diaphragm, a conveying pipe and a matching frame, the negative pressure air source is used for sucking air to the conveying pipe, the matching frame is arranged at the joint of the conveying pipe and the vortex section, the conveying pipe is communicated with the vortex section, and the diaphragm is matched with the matching frame and is clamped with the matching frame;
the diaphragm adopts rubber materials integrated into one piece, the diaphragm is protruding and isolated piece including connecting, connect protruding with cooperation frame joint, and set up in the center department of cooperation frame, isolated piece then set up in cooperation frame is kept away from one side of vortex section, and with cooperation frame cooperatees.
2. The 51mm long fiber aramid vortex spun yarn preparation device of claim 1,
the vortex section comprises a spray pipe and a vortex pipe provided with an airflow hole arranged tangentially, the vortex pipe is connected with the negative pressure section and the cleaning pipe, the vortex pipe is arranged on the upper side of the negative pressure section, the spray pipe is arranged on the outer side of the vortex pipe, one end of the spray pipe is communicated with the airflow hole, the other end of the spray pipe is externally connected with an atomizer, and the airflow hole penetrates through the vortex pipe.
3. The 51mm long fiber aramid vortex spun yarn preparation device of claim 2,
the doffing tube includes that the toper is protruding and sealed the pad, the toper protruding with the guide needle sets up with one heart, and set up in the downside of guide needle, sealed pad then is located the bellied periphery side of toper, and connect the toper protruding with the negative pressure section.
4. A51 mm long fiber aramid vortex spun yarn manufacturing apparatus as claimed in claim 3,
the yarn passageway, cavity, a plurality of suction hole and negative pressure suction source are drawn to the toper arch has, draw the yarn passageway set up in the bellied center department of toper, and follow the bellied length direction of toper sets up, the cavity then set up in the bellied inboard of toper, just the cavity is connected the negative pressure suction source, it is a plurality of the suction hole all set up in draw on the inner wall of yarn passageway, and all run through draw the yarn passageway with the cavity intercommunication.
5. The preparation process of the 51mm long fiber aramid vortex spinning preparation device of claim 4 is adopted,
the method comprises the following steps:
the long medium fiber strips are opened by a drafting device and then are sent into a vortex chamber in a single state;
after being guided by the guide needle, the thread end enters the yarn guide channel, external air enters the airflow hole along the tangential direction, and the external atomizer is started, so that single fibers are twisted after attaching mist liquid drops;
after the thread end is drawn by the external output roller, the negative pressure suction source is started, and the spinning of the centering long fiber strip can be completed.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110526689.1A CN113122970B (en) | 2021-05-14 | 2021-05-14 | 51mm long fiber aramid fiber vortex spinning preparation device and process thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110526689.1A CN113122970B (en) | 2021-05-14 | 2021-05-14 | 51mm long fiber aramid fiber vortex spinning preparation device and process thereof |
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| CN113122970A CN113122970A (en) | 2021-07-16 |
| CN113122970B true CN113122970B (en) | 2022-02-11 |
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| CN202110526689.1A Active CN113122970B (en) | 2021-05-14 | 2021-05-14 | 51mm long fiber aramid fiber vortex spinning preparation device and process thereof |
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| CN116536806A (en) * | 2023-05-24 | 2023-08-04 | 浙江金瓯毛纺织股份有限公司 | Spinning tube structure for vortex spinning machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101280478A (en) * | 2008-05-21 | 2008-10-08 | 东华大学 | Vortex spinning device |
| CN201574228U (en) * | 2009-04-20 | 2010-09-08 | 浙江泰坦股份有限公司 | Spinning device |
| CN111270359A (en) * | 2018-12-04 | 2020-06-12 | 里特机械公司 | Spinneret and cleaning method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3794136B2 (en) * | 1997-11-21 | 2006-07-05 | 株式会社豊田自動織機 | Fiber transport device for rotor type open-end spinning machine |
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- 2021-05-14 CN CN202110526689.1A patent/CN113122970B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101280478A (en) * | 2008-05-21 | 2008-10-08 | 东华大学 | Vortex spinning device |
| CN201574228U (en) * | 2009-04-20 | 2010-09-08 | 浙江泰坦股份有限公司 | Spinning device |
| CN111270359A (en) * | 2018-12-04 | 2020-06-12 | 里特机械公司 | Spinneret and cleaning method thereof |
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