CN202030880U - An improved apparatus for jet spinning - Google Patents
An improved apparatus for jet spinning Download PDFInfo
- Publication number
- CN202030880U CN202030880U CN2010205572589U CN201020557258U CN202030880U CN 202030880 U CN202030880 U CN 202030880U CN 2010205572589 U CN2010205572589 U CN 2010205572589U CN 201020557258 U CN201020557258 U CN 201020557258U CN 202030880 U CN202030880 U CN 202030880U
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- Prior art keywords
- air
- valve
- spinning
- valve parts
- jet spinning
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Abstract
The utility model relates to an improved apparatus for jet spinning. The apparatus comprises a specially shaped air tap assembly (9), which comprises a plurality of air taps (10) disposed along the circumference roughly; the air taps are disposed along the circumference of the air tap assembly in a regularly spaced manner; the air is supplied to the inner wall of the air tap assembly from the air taps along a tangential direction; and with regard to each air tap, the inner wall of the air tap possesses a roughly eccentric outline.
Description
Technical field
The utility model relates to and is used for improving equipment of spun yarn/line of being formed by the synthetic textile fibre bundle.Especially, the utility model relates to the system yarn equipment that is used in the air-jet spinning machine.More particularly, the utility model relates to the valve parts of air-jet spinning machine.
Background technology
In existing air-jet spinning machine, fibre bundle such as rove or slitting introduces the draw-gear that is made of back roller, central roll and preliminary roller and by the draw-gear traction, it is introduced into the valve parts subsequently, valve at the valve parts to the fibre bundle injection air.Thus, free-fiber end (silk head) is owing to the whirling power of air-spray begins to launch, and they are wrapped on the hollow spinning axle.When drawing described fiber by hollow spinning axle, this fiber roll of twisting with the fingers and is made vortex and is spinned on the core body fiber.Spinning of so making is wrapped on the bobbin, to form yarn package.The U.S. Patent number of submitting from the Murata Kikai Kabushiki Kaisha by Japan 5,211,001 can be understood the spinning apparatus of the above-mentioned type.
All aforesaid air jet spinning devices are introduced on the parts at fibre bundle the valve parts all are installed.Described valve parts are equipped with a plurality of air nozzles, and it supplies to compressed air on the inwall of valve parts along tangent line.Provide compressed air wherein to run into the space (being called the chamber later on) of the sky of fibre bundle.This chamber provides yarn to form the zone, wherein occurs mixing cyclone nearby.This is preferred to require the fiber rotation is wrapped in desired compressed air on the core body fiber.Can understand this configuration well from Kabushiki the Kaisha U.S. Patent number of submitting 4,480,434 and the U.S. Patent number 5,398,493 that Japanese Koyo Seiko company submits of Japan.
In conventional and all aforementioned prior aries, the valve parts adopt the circular inner wall shape, make the air of injection and this inside tangent.By this configuration, the free-fiber end can not adhere to the core body fibre bundle fully when spinning.And because the centrifugal force of the escape velocity of injection air and rotation fibre bundle, a large amount of free-fibers are pulled out from core body.This fiber that is drawn out is removed from the zone of spinning as waste product.Because the free-fiber end is used for realizing being wrapped in core body fiber function on every side, losing of they causes and can not twine fully, and causes yarn strength poor.And, adopt the valve parts of circular inner wall shape to bring more fiber waste, and influence yarn qualities at once.
Therefore, need overcome the shortcoming of prior art.
Therefore, the utility model people has proposed a kind of air-jet spinning that is used for and has improved equipment, particularly unique valve parts that are shaped, and it will guarantee that fiber is firmly fixed by yarn core during spinning, this has reduced the fiber loss of short staple spinning.
The utility model content
A target of the present utility model is to overcome prior art problems/shortcoming.
Another target of the present utility model provides and is used for improving equipment of air-jet spinning.
Another target of the present utility model provides unique aerojet valve parts that are shaped, and it can produce big tangential velocity, makes the contraction of cyclone bigger.
Another target of the present utility model is that the fiber of escaping and curl is sprayed to yarn core, has increased the coupling mechanism force on the fiber thus and has twined efficient.
Another target of the present utility model is the high-intensity vortex yarn of preparation.
Another target of the present utility model is that the centrifugal force by all or part of compensation fibre bundle minimizes the fiber that flies away, and reduces fiber loss thus.
Another target of the present utility model is to reduce the pilosity of yarn by the winding of fortifying fibre on yarn core, improves yarn qualities thus.
According to an aspect of the present utility model, a kind of the improving equipment of air-jet spinning machine that is used for being formed by staple fibre yarn/filament that be used in is provided, described equipment comprises:
Unique valve parts that are shaped have the circumferential valve of a plurality of cardinal principles, and described valve is placed equally spacedly along the circumference of described valve parts, and wherein air tangentially is supplied to the inwall of valve parts from described valve; Wherein, for each valve, the described inwall of valve parts has roughly eccentric profile.Preferably, equipment also comprises hollow spinning axle.
According to the utility model, provide a kind of improving equipment of air-jet spinning that be used for.This improves equipment and comprises unique valve parts that are shaped, and wherein inwall is made the eccentric cross section shape.Make a plurality of valves are made eccentric path with the main diameter off-centre of valve parts.These nozzle-axis are configured to the central axis off-centre with the valve parts.And described valve is around the central axis axial symmetry of valve parts, and this central shaft in the chamber that spins provides yarn to form the zone.
From the injection air of valve and eccentric profile is tangent passes through, this makes the mid portion in air flow chamber.Here, owing to, form the cyclone of associating from the continuous-flow of the air-flow of each valve.When forming the cyclone of associating, inwardly advance from the air-flow of each valve, and accumulate in together there.Therefore, this motion of air further sprays to yarn core with the fiber of escaping, and minimizes the fiber that flies away by the centrifugal force of compensation fibre.
Therefore, according to the utility model, during spinning, fiber is securely fixed in the yarn core, and this has reduced the fiber loss in the short staple spinning.This unique valve parts that are shaped provide the contraction with bigger tangential velocity bigger cyclone, and this causes spinning efficiency higher, provide enough spaces for twining fiber simultaneously.
Description of drawings
Fig. 1 illustrates the schematically showing of fundamental system of air-jet spinning.
Fig. 2 illustrates the function aspects in air-jet spinning district and schematically showing of CONSTRUCTED SPECIFICATION.
Fig. 3 illustrates the cutaway view of existing valve parts.
Fig. 4 illustrates the cutaway view according to nozzle component of the present utility model.
Fig. 5 illustrates the isometric representation according to nozzle component of the present utility model.
Fig. 6 illustrates the isometric sectional view according to nozzle component of the present utility model.
The specific embodiment
Fig. 1 and Fig. 2 represent the basic function aspect and the CONSTRUCTED SPECIFICATION of air-jet spinning system.Being illustrated schematically in shown in Fig. 1 of the fundamental system of air-jet spinning.The fibrous material of the supply such as rove (1) supplies to the towing area (4) from flyer bobbin (2) by condensers (3).Towing area (4) comprises middle carry-over pinch rolls (6) and a pair of preliminary roller (7) that a pair of rear haulage roller (5), a pair of baffle plate are installed.The rove (1) that comes out from condensers (3) is migrated to the amount that needs by described towing area (4) and quilt subsequently.With reference to the Fig. 2 in the accompanying drawing, trailed fibre bundle (8) enters valve parts (9) by fiber import (13) subsequently.Valve parts (9) comprise a plurality of valves (10), and described valve is equidistant to be placed on its circumference.Described valve (10) is supplied with compressed air (shown in broken lines) by the import (10a, 10b and 10c) of their correspondences.When compressed air sprayed by valve (10), it injected in the chamber (15) by valve outlet (10a ', 10b ' and 10c '), and tangentially flows to inwall (14).In chamber (15), fibre bundle (8) is handled by the cyclone (16) that a plurality of valves (10) produce, and enters rotary spinning axle (11) subsequently.Because the eddying motion of cyclone (16) and the frictional force of rotary spinning axle (11) form false twist in fibre bundle (8).By this action, the silk head that is present in the peripheral fiber of fibre bundle (8) twines its inner core body fiber and forms yarn.So the yarn of making (12) is transported by spinning axle (11), as along the direction of arrow, and is wrapped on the yarn package (not shown).
Fig. 3 represents the cutaway view of existing valve parts (9), and wherein a plurality of valves (10) are along the circumference spaced set.The inwall (14) of valve parts (9) has circular contour, and the outlet of valve (10a ', 10b ' and 10c ') runs into chamber (15) at the inwall place.When compressed air sprayed by valve (10), it penetrated by valve outlet (10a ', 10b ' and 10c '), and tangentially flows to inwall (14).For this reason, in chamber (15), form associating cyclone (17) (illustrating) with dashed circle.Because inwall (14) has circular contour, described associating cyclone (17) is along circular path, and adjacent inner wall (14) flows.Have been noted that to form and keep equidistantly (D) (it provides the space necessary for twining fiber) between the zone (18) at the associating cyclone (17) of chamber (15) and yarn.Because high equidistant (D) can not enough remain to cyclone rotating fibre bundle consumingly.Expand owing to air occurs, be present in that loose fiber will fall on the circumference of fibre bundle (8), and be called waste fiber at the equidistant place, space of (D).And because the centrifugal force (they are more disadvantageous) of the escape velocity of the air that sprays and rotation fibre bundle (8), a large amount of free-fibers are pulled out from core body.
According to the utility model, the CONSTRUCTED SPECIFICATION of improving the valve assembly has been shown among Fig. 4 in the accompanying drawings.The isometric view and the isometric cross-sectional view of valve parts of the present utility model have been shown in Fig. 5 and Fig. 6.For each valve (10), the inwall (14) of valve parts (9) forms eccentric profile (19) substantially, that is, along be positioned at two continuous valves outlets (as, 10a ' and 10c ') between inwall form eccentric profile (19).Described valve (10) axis is configured to crooked prejudicially with respect to the center (X) of valve parts.And these valves are around center (X) axial symmetry of valve parts.For the ease of understanding, show three valves (10), as required, it can increase to greater than three (4,5,6,7,8 etc.), or is reduced to less than three (2 or at least 1).
When spraying compressed air by valve (10), it penetrates by valve outlet (10a ', 10b ' and 10c '), and tangentially flows to inwall (14).Because axially symmetric structure and from the continuous-flow of the air-flow of each valve (10), in chamber (15) yarn forms zone (18) near formation associating cyclone (17) (illustrating) by dashed circle.Because inwall (14) has eccentric profile (19), then air-flow inwardly advances in the chamber (15), forms associating cyclone (17) simultaneously.Air is illustrated by arrow (20) to intrinsic deflection with respect to associating cyclone (17).Therefore, form equidistant (d) that forms compactness between the zone (18) at associating cyclone (17) and yarn, this generation has the bigger cyclone of contraction of higher tangential velocity.This makes cyclone (17) flow to yarn more precipitously and forms zone (18), and guarantees to effectively utilize air and make the yarn rotation.Because air is to the influence of intrinsic deflection and compact equidistant (d), by the centrifugal force of all or part of compensation fibre bundle (8), the fiber of escape is further sprayed to yarn core, or it stops or minimizing flying away of fiber at least.And owing to there is suitable gap in eccentric profile (19), this gives the fiber rotary freedom between the inwall (14) of the hollow spinning gentle nozzle component of axle (9), and causes the coupling mechanism force on the fiber again and twine efficient increasing.Therefore, during spinning, fiber is firmly fixed by yarn core, and this has reduced the fiber loss in the short staple spinning.
Advantage of the present utility model:
1. strengthened spinning efficiency;
2. minimize the fiber that flies away;
3. the fiber loss in the minimizing short staple spinning;
4. yarn qualities is provided.
Only with preferred formal description the utility model, and the utility model can carry out will still be included in various deformation in its spirit.The utility model is not limited to above-mentioned details.Described spinning axle and roller do not limit protection domain of the present utility model.So the structure of design is allowed and is carried out multiple modification and distortion, and all detailed structure can also be by the element replacement of technical equivalents.In practice, as required, material and size can be for any type of, and it will be included in its practicalness.
Claims (6)
1. one kind is used for improving equipment of air-jet spinning, and described equipment comprises:
Unique valve parts that are shaped have the circumferential valve of a plurality of cardinal principles, and described valve is placed equally spacedly along the circumference of described valve parts, and wherein air tangentially is supplied to the inwall of valve parts from described valve;
Wherein, for each valve, the described inwall of valve parts has roughly eccentric profile.
2. according to claim 1ly be used for improving equipment of air-jet spinning, wherein, described eccentric profile along inwall between two continuous valves.
3. according to claim 1ly be used for improving equipment of air-jet spinning, wherein, valve becomes axial symmetry around the center of valve parts.
4. according to claim 1ly be used for improving equipment of air-jet spinning, wherein, the valve axis is configured to crooked prejudicially with respect to the center of valve parts.
5. according to claim 1ly be used for improving equipment of air-jet spinning, wherein, this equipment also comprises hollow spinning axle.
6. be used for improving equipment of air-jet spinning according to claim 1 or 5, wherein, have suitable gap between the inner wall device of described spinning axle and described valve parts.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IN2437CH2009 | 2009-10-08 | ||
| IN2437/CHE/2009 | 2009-10-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202030880U true CN202030880U (en) | 2011-11-09 |
Family
ID=44893184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205572589U Expired - Lifetime CN202030880U (en) | 2009-10-08 | 2010-09-29 | An improved apparatus for jet spinning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202030880U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105088436A (en) * | 2015-09-25 | 2015-11-25 | 郑世浦 | Hydraulically-driven lifting airflow twister for textile use |
| CN105088437A (en) * | 2015-09-25 | 2015-11-25 | 郑世浦 | Spinning airflow twisting device driven by hydraulic pressure to rise and fall and provided with replaceable filter net |
| CN105088438A (en) * | 2015-09-25 | 2015-11-25 | 郑世浦 | Anti-dust airflow twisting device driven to go up and down by air pressure and used for spinning |
| CN105113062A (en) * | 2015-09-25 | 2015-12-02 | 郑世浦 | Textile airflow twisting device with rapid twisting function |
| CN105133101A (en) * | 2015-09-25 | 2015-12-09 | 衢州市鸿奥五金有限公司 | Airflow twisting device with cooling fan for spinning |
| CN105332112A (en) * | 2015-09-25 | 2016-02-17 | 郑世浦 | Spinning airflow twisting device rapidly twisting and radiating heat |
| CN105350123A (en) * | 2015-09-25 | 2016-02-24 | 郑世浦 | Airflow twisting device used for weaving and with filter screen being convenient to replace |
| CN107916474A (en) * | 2016-10-05 | 2018-04-17 | 里特机械公司 | Method for the fibre guide element and operation sir jet spinning machines of sir jet spinning machines spinning jet nozzle |
-
2010
- 2010-09-29 CN CN2010205572589U patent/CN202030880U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105088436A (en) * | 2015-09-25 | 2015-11-25 | 郑世浦 | Hydraulically-driven lifting airflow twister for textile use |
| CN105088437A (en) * | 2015-09-25 | 2015-11-25 | 郑世浦 | Spinning airflow twisting device driven by hydraulic pressure to rise and fall and provided with replaceable filter net |
| CN105088438A (en) * | 2015-09-25 | 2015-11-25 | 郑世浦 | Anti-dust airflow twisting device driven to go up and down by air pressure and used for spinning |
| CN105113062A (en) * | 2015-09-25 | 2015-12-02 | 郑世浦 | Textile airflow twisting device with rapid twisting function |
| CN105133101A (en) * | 2015-09-25 | 2015-12-09 | 衢州市鸿奥五金有限公司 | Airflow twisting device with cooling fan for spinning |
| CN105332112A (en) * | 2015-09-25 | 2016-02-17 | 郑世浦 | Spinning airflow twisting device rapidly twisting and radiating heat |
| CN105350123A (en) * | 2015-09-25 | 2016-02-24 | 郑世浦 | Airflow twisting device used for weaving and with filter screen being convenient to replace |
| CN107916474A (en) * | 2016-10-05 | 2018-04-17 | 里特机械公司 | Method for the fibre guide element and operation sir jet spinning machines of sir jet spinning machines spinning jet nozzle |
| CN107916474B (en) * | 2016-10-05 | 2021-08-31 | 里特机械公司 | Fiber guide element for a spinning nozzle of an air jet spinning machine and method for operating an air jet spinning machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: LMW Textile Machinery (Suzhou) Co. Ltd. Assignor: Lakshmi Machine Works Ltd. Contract record no.: 2013990000262 Denomination of utility model: An improved apparatus for jet spinning Granted publication date: 20111109 License type: Exclusive License Record date: 20130522 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111109 |
|
| CX01 | Expiry of patent term |