CN1279230C - Free-end air-flow spinner - Google Patents
Free-end air-flow spinner Download PDFInfo
- Publication number
- CN1279230C CN1279230C CNB02128654XA CN02128654A CN1279230C CN 1279230 C CN1279230 C CN 1279230C CN B02128654X A CNB02128654X A CN B02128654XA CN 02128654 A CN02128654 A CN 02128654A CN 1279230 C CN1279230 C CN 1279230C
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- CN
- China
- Prior art keywords
- yarn
- suction nozzle
- work
- free
- work ingot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Classifications
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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
- D01H4/30—Arrangements for separating slivers into fibres; Orienting or straightening fibres, e.g. using guide-rolls
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H67/00—Replacing or removing cores, receptacles, or completed packages at paying-out, winding, or depositing stations
- B65H67/08—Automatic end-finding and material-interconnecting arrangements
- B65H67/081—Automatic end-finding and material-interconnecting arrangements acting after interruption of the winding process, e.g. yarn breakage, yarn cut or package replacement
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H1/00—Spinning or twisting machines in which the product is wound-up continuously
- D01H1/11—Spinning by false-twisting
- D01H1/115—Spinning by false-twisting using pneumatic means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/31—Textiles threads or artificial strands of filaments
Abstract
The invention relates to a free-end air-flow spinning machine having a plurality of homogeneous work stations, wherein each work station comprises an air-flow spinning device for manufacturing a yarn, a winding device with a creel, a yarn traversing device for producing a cheese, a pivotably supported, vacuum-chargeable suction nozzle, and a device for preparing a yarn end required for restarting piecing. Each work station comprises a winding device with a drive drum driven by a reversible individual drive for driving a cheese and with a yarn traversing device driven by an individual motor for defined placement of the yarn running up onto the cheese, a suction nozzle rotating between the yarn withdrawal position in the area of the winding device and the yarn removing position in the area of the piecing arrangement by the individual drive. Each work station is controlled by a yarn output device driven by an individual motor wherein the individual drives can be controlled in a defined manner by a work-station computer.
Description
Technical field
The present invention relates to a kind of free-end air-flow spinner.
Technical background
For example resemble the free-end air-flow spinner described in DE 198 36 065 A1, it generally has a plurality of similar work ingot positions of lining up row each other.On these work ingot positions, for example the ribbon that is provided by a yarning can is spun into a spun yarn, and then is wound into a cross winding bobbin.
For this reason, each work ingot position has a spinning apparatus and a winding device.Not only the operating mechanism of the operating mechanism of this spinning apparatus but also this winding device operates by the transmission device of entire machine length.In the spinning apparatus zone, for example settle one to be used for the tangential belt of transmission spinning rotary cup, and settle one to come transmission ribbon feeding roller through to the distolateral driven power transmission shaft of machine.
Also be mounted with a corresponding straight-through power transmission shaft in the winding device zone, static on this have a plurality of so-called driving drums that are used for cross winding bobbin.In addition, these work ingot positions have the yarn pulling device, and its transmission also is to be finished by so straight-through power transmission shaft.
If the work ingot has a position to break down on the position, for example broken yarn then carries out joint along open-end spinning frame to the auxiliary equipment of each work ingot position inspection automatically by one.Under such broken yarn situation, this auxiliary equipment promptly is locked on this related work ingot position, and seeks this broken end broken end yarn of spooling on cross winding bobbin afterwards by the suction nozzle rotatable, that start with negative pressure that is contained in the supporting.
After avoiding single work ingot position to break down, must wait auxiliary equipment for a long time,, once advise, use a plurality of this auxiliary equipment and on an open-end spinning frame, work simultaneously because this equipment is just being got rid of a broken end on another work ingot position.
This class auxiliary equipment of describing in detail in DE 198 27 605 A1 for example, its structure is more complicated generally speaking, and is therefore somewhat expensive.This auxiliary equipment can provide the suction nozzle that vacuumizes except having, also have a series of other yarn executive components, they make this auxiliary equipment can look for the yarn of spooling on cross winding bobbin behind the broken yarn, and the yarn that has found is placed in the open-end spinning device of related work ingot position through corresponding preliminary treatment, again with a rotating fibrous ring joint that is positioned at this device.Each yarn executive component comprises the rotation of suction nozzle, is the lever by special use, and it is same as, and cam pack realizes.This cam pack is driven by a main motor.
Described among DE 25 41 589 A1 a kind of comparable, auxiliary equipment movably, this equipment also is that design is carried out automatic joint in the aforesaid work ingot position of a free-end air-flow spinner.This well-known auxiliary equipment has one and is contained in the supporting, rotatable and has the suction nozzle in slit.A yarn trap also is housed in the rotating shaft zone of this suction nozzle, and this yarn trap will be handed to one by the yarn that suction nozzle is admitted and be installed in distolateral yarn holding device and the yarn pretreatment unit of transfer arm.Though in the document, do not clearly state by any class transmission mechanism and come transmission, such as suction nozzle, yarn trap and yarn storage device, but the transmission of these yarn operating means as can be seen, as common, for example DE 198 27 605 A1 are described like that, are to finish by a cam pack that is driven by a main motor.
Once mentioned in the application of above-mentioned protection power, the yarn operating means of this auxiliary equipment also can be arranged to each work ingot position of spinning machine in theory, but clearly 1: 1 transmission is not carried out in dissuasion.According to DE 25 41 589 A1, if expensive yarn operating means is installed in one movably on the auxiliary equipment, then this servicing unit is that a plurality of work ingots position service of a free-end air-flow spinner is more economical.
Summary of the invention
From above-mentioned prior art, task of the present invention is to propose a kind of free-end air-flow spinner, its have self-centered to the full extent, on its project organization comparatively simple this work ingot position.
According to the present invention, the technical solution of this task is a kind of free-end air-flow spinner that has a plurality of similar work ingot positions, each work ingot position has an open end spinning apparatus that is used to produce yarn, the winding device being with bobbin cradle and being used to produce the Yarn lateral-movement device of cross winding bobbin, one is loaded in the supporting, rotatable, can supply with the suction nozzle of negative pressure and one and be the required loose thread preparation device of joint again, wherein, each work ingot position has a winding device, it has one and is started by reversible individual drive, be used to drive the driving drum of a cross winding bobbin and have drive by an independent motor, be used to limit the Yarn lateral-movement device that moves of the yarn that is wound into cross winding bobbin; One by individual drive can be in the winding device zone yarn receiving positions and a yarn in splicer zone transfer the suction nozzle that rotates between the position; And the yarn output device domination that each work ingot position is driven by an independent motor; Can clearly control by a work ingot bit machine with individual drive.
For this reason, the invention describes the work ingot bit architecture of a free end free-end air-flow spinner, it has a plurality of controllable individual drives on each work ingot position by being determined by work ingot bit machine, have such advantage especially, promptly enough improve the productivity ratio of free-end air-flow spinner by this class work ingot potential energy.Preferably, for example be designed to synchronous motor with the individual drive of driving drum and/or yarn output device.
Structure according to work ingot of the present invention position, especially can noninertia ground and get rid of contingent yarn breakage apace, thereby the ingot bit time that quits work by the yarn breakage restriction just can reduce to the shortest, and is only accounting for not too important position aspect the economic performance of adjusting free-end air-flow spinner.
Therefore, the yarn of the less heavy twist of production that can also be economic on work ingot of the present invention position.This yarn of promptly producing is compared with the yarn of producing from well-known work ingot position, has obviously lower twist factor, though comparatively responsive aspect possible yarn breakage, spinning apparatus can obviously improve the length of yarn of being produced under identical revolving cup quantity.
According to a preferred embodiment of the present invention, the individual drive of a stepping motor as the suction nozzle of work ingot position itself is set.Here, this stepping motor is connected with work ingot bit machine via a control circuit and is subjected to the clearly control of work ingot bit machine.Can between a yarn receiving position and a yarn transfer position, adjust by the suction nozzle that a stepping motor starts, promptly in the yarn receiving position, the opening of this suction nozzle directly remains near the bobbin cradle surfaces externally and internally of a winding device, and on the cross winding bobbin that is positioned to drive by unreeling direction, transfer on the position at a yarn simultaneously, with the piecing devices of received yarn feeding in the spinning apparatus zone.Optionally, this suction nozzle also can repeatedly rotate between these two terminal locations in succession, under the yarn situation of difficulty, also can transfer for fruitful yarn tight security is provided like this.
These stepping motors have special benefits, and promptly they need not big regulate expenditure on the one hand, can be accurate and reproducible location at any time, and as the parts of the commercial batch process that can freely obtain, its price comparison is suitable on the other hand.
According to another preferred embodiment of the present invention, one packaged in supporting, before rotatable centering Plate can be placed in the wire installation that traverses, this centering Plate can enter normal yarn operation road by a stepping motor or a pneumatic roller.This centering Plate assists same corresponding yarn guiding trough to play this effect at the opening part of suction nozzle, it is this root yarn that is wrapped in the cross winding bobbin outer surface behind the broken yarn, when it is sent back to piecing devices that are installed in the spinning apparatus zone by suction nozzle, just enter the central authorities of work ingot position.Promptly inwardly the centering Plate of swing guarantees the location that the static feed carrier of yarn before one is installed in normal yarn operation road can be such, thereby and then yarn is installed on the suction nozzle by one without barrier and can receives with the yarn element of catching of its rotation.
According to a preferred embodiment more of the present invention, each work ingot position also has the yarn storage device of a pneumatic storage yarn mouth and a machinery.By this pneumatic storage yarn mouth, in joint process again, the yarn overlength of Chan Shenging sometimes, the overlength that produces when handing to the thread-carrier of traversing gear as yarn by centering Plate obtains balance.Be specially adapted to the doff of taper cross winding with the machinery storage yarn feeding device of independent electric-motor drive.Be the yarn winding speed under constant yarn output speed, fluctuate between the highest and minimum speed all the time.
A kind of like this machinery storage yarn feeding device is unnecessary for using a what is called " fish belly " device, because in the winder process, because of the traverse yarn overlength phenomenon that occurs of yarn is stored up yarn feeding device by machinery and do not compensated with having any problem.
Be rich in the form of implementation of advantage at another, the supporting that the yarn output device of each work ingot position preferably has a delivery roller that is started by synchronous motor and a regulation is pressed against the pressure roller on the delivery roller.This synchronous motor is reversible, thereby has guaranteed that off-the-shelf yarn can feed back to open end spinning apparatus in accordance with regulations and carry out joint again, and the yarn of new generation is exported in accordance with regulations.
Description of drawings
Other details of the present invention is carried out following explanation with described with reference to the accompanying drawings embodiment.Accompanying drawing is depicted as:
Accompanying drawing is that a spinning machine is according to a work ingot position perspective view of the present invention.
The specific embodiment
The work ingot position of a represented free-end air-flow spinner is whole with label 1 sign in the perspective view.This class work ingot position 1 is well-known, has therefore only made general synoptic diagram, and it has an open end spinning apparatus 2 and a winding device 3.One is loaded on piecing devices 16 in the supporting, rotatable and is placed in the zone of so-called yarn output tubule 21 of open end spinning apparatus 2, the yarn of being fetched from cross winding bobbin 8 by suction nozzle 4 behind this piecing devices admittance yarn breakage 9, and the yarn termination that is ready to again joint.
In addition, in this zone, settled a yarn pulling device 27, this device 27 is not only born the yarn 9 that will be spun into from open end spinning apparatus output when normal spinning operation, but also is responsible for a yarn of having prepared 9 is fed back in the open end spinning apparatus when joint again.
As previously described, there is a suction nozzle 4 work ingot position 1, this suction nozzle by a stepping motor 6 can be limited to one in winding device 3 zones the yarn receiving positions and the yarn transfer position in zone at spinning apparatus 2 between regulate.
The structure of storing up yarn feeding device 61 here is the storage yarn mouth of a vacuum action, and the structure of storage yarn feeding device 60 is the mechanical type yarn storage device.Promptly an adjustable thread-carrier is placed between two static thread-carriers, and the former is started by a stepping motor 58, and comparatively near yarn operation road motion.
Function according to device of the present invention:
In spinning process, the yarn 9 that open end spinning apparatus 2 is produced is exported by yarn pulling device 27, and is wound into a cross winding bobbin 8 on winding device 3.Be bearing in the rotatable cross winding bobbin 8 between two walls of a bobbin cradle 22, its surface is attached on the driving drum 23 of independent motor transmission, and is linked to each other by rubbing by this cylinder and to be driven by coiling direction.Meanwhile, yarn 9 carries out yarn feeding by Yarn lateral-movement device 24, and yarn is wound up on the outer surface of bobbin 8 by crossover location.
Each work ingot position 1 existing suction nozzle 4 preferably is positioned at parking spot in the spinning process of this " normally ", 16 of splicers are parked in a so-called yarning position as shown in fig. 1.
If primary fault occurs on some work ingots position 1 of free-end air-flow spinner, such as a broken yarn, preferably detect by yarn breakage detector 26, work ingot bit machine 25 promptly is concerned about the spinning apparatus 2 of relevant work ingot position 1 and affiliated winding device 3 is braked stall.
The individual drive 56 that is driving drum 23 provides a stalling current, driving drum is braked to smoothly stops.This driving drum also makes cross winding bobbin 8 slow down.Simultaneously, the stepping motor 6 of suction nozzle 4 is done such control, thereby makes suction nozzle 4 forward (not shown) yarn receiving positions to from its parking spot, the suction socket 19 of suction nozzle 4 directly be positioned at cross winding bobbin 8 outer surfaces near.In addition, work ingot bit machine 25 is noticed valve opening, and suction nozzle 4 is connected with (not shown) vacuum source is pneumatic straight-throughly.
And then driving drum 23 starts by the debatching direction, makes the yarn and thread head that is wrapped on cross winding bobbin 8 outer surfaces behind the yarn breakage to be admitted by suction nozzle 4.Here, the fruitful admittance of yarn 9 is monitored by the sensing device that is installed on suction nozzle 4 the insides.
When suction nozzle 4 is rotated down, be tensioned to thread yarn between the yarn guiding trough 20 of the yarn guiding trough 18 of centering Plate 17 and suction nozzle 4 along static feed carrier 5 such length of sliding, up to yarn 9 slip at last feed carrier 5 open wide catch in the yarn profile 10 till.Suction nozzle 4 is at first slightly up rotation and then.Yarn profile 10 between form another thread yarn at suction nozzle 4 and static catching of feed carrier 5 this moment.
And then the suction nozzle 4 that is rotated down again intersects with this first thread yarn with its yarn profile of catching of catching yarn element 7, and yarn 9 is transferred in the zone of splicer 16.When suction nozzle 4 was rotated down again, yarn 9 was introduced in the thread-guide element and function element of work ingot position 1.Be yarn 9 pulling device 27 that is introduced to yarn gripping roller 64 below, the top of this yarn pulling device is sealed.
Before will arriving yarn transfer position, suction nozzle 4 moves to a link stopper that is loaded on the rotatable splicer 16 in the supporting with same operation panel, and pushes this splicer, enters (not representing the figure) yarn receiving positions from the spinning apparatus shown in Fig. 1.
And then or simultaneously an electromagnetic valve is subjected to the control of work ingot bit machine 25, produces a suction airstream on the yarn outlet opening of splicer 16, and it acts on the yarn 9 by suction nozzle 4 feedings.Yarn 9 is cut off by the yarn shearing device then, and this shearing device is the part of splicer 16.The loose thread of the yarn 9 that links to each other with cross winding bobbin 8 is drawn onto splicer 16 by the yarn outlet opening, and the free loose thread of having cut off is drained by suction nozzle 4.And then the loose thread that is fixed on the yarn 9 in the splicer 16 has been ready to joint again.When and then suction nozzle 4 moved to its parking spot again, piecing devices 16 automatically returned to yarning position in its rotating shaft zone under the effect of a spring element, and the yarn that clings to open end spinning apparatus 2 with a packing ring is backward drawn on the tubule 21 at this moment.
And then the new yarn 9 that forms is subjected to the tractive of yarn output device 27, addresses as preceding simultaneously, is wound into cross winding bobbin 8 on winding device 3.
Claims (5)
1. the free-end air-flow spinner that has a plurality of similar work ingot positions, each work ingot position has an open end spinning apparatus that is used to produce yarn, the winding device being with bobbin cradle and being used to produce the Yarn lateral-movement device of cross winding bobbin, one is loaded in the supporting, rotatable, can supply with the suction nozzle of negative pressure and one and be the required loose thread preparation device of joint again, it is characterized in that: each work ingot position (1) has a winding device (3), it has one and is started by reversible individual drive (56), be used to drive the driving drum (23) of a cross winding bobbin (8) and have drive by an independent motor, be used for limiting the Yarn lateral-movement device (24) that moves of the yarn (9) that is wound into cross winding bobbin (8); One by individual drive (6) can be in winding device (3) zone yarn receiving positions and a yarn in a splicer (16) zone transfer the suction nozzle (4) that rotates between the position; And yarn output device (27) domination that each work ingot position (1) is driven by an independent motor; And individual drive (56,57,6,59) can clearly be controlled by a work ingot bit machine (25).
2. according to the free-end air-flow spinner of claim 1, it is characterized in that: the individual drive (6) that is used for suction nozzle (4) is a stepping motor, and it is connected with work ingot bit machine (25) by a control circuit (65).
3. according to the free-end air-flow spinner of claim 1, it is characterized in that: in the zone of winding device (3), be mounted with one packaged in supporting go up rotatable, by the centering Plate (17) of a stepping motor or a pneumatic roller (55) transmission.
4. according to the free-end air-flow spinner of claim 1, it is characterized in that: each work ingot position (1) have a machinery, by the yarn storage device (60) of an individual drive (58) transmission and storage yarn mouth (61) with a stream operated.
5. according to the free-end air-flow spinner of claim 1, it is characterized in that: yarn output device (27) has a delivery roller (63), and it is by a reversible transmission device transmission and have the delivery roller that a reclines nip roiler (63), no transmission (64).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10139075.0 | 2001-08-09 | ||
| DE10139075A DE10139075A1 (en) | 2001-08-09 | 2001-08-09 | Open-end rotor spinning machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1405374A CN1405374A (en) | 2003-03-26 |
| CN1279230C true CN1279230C (en) | 2006-10-11 |
Family
ID=7694878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB02128654XA Expired - Lifetime CN1279230C (en) | 2001-08-09 | 2002-08-09 | Free-end air-flow spinner |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20030038206A1 (en) |
| EP (1) | EP1283288B1 (en) |
| CN (1) | CN1279230C (en) |
| CZ (1) | CZ303882B6 (en) |
| DE (2) | DE10139075A1 (en) |
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2001
- 2001-08-09 DE DE10139075A patent/DE10139075A1/en not_active Withdrawn
-
2002
- 2002-07-03 CZ CZ20022341A patent/CZ303882B6/en not_active IP Right Cessation
- 2002-07-06 EP EP02015125A patent/EP1283288B1/en not_active Expired - Lifetime
- 2002-07-06 DE DE50204234T patent/DE50204234D1/en not_active Expired - Lifetime
- 2002-08-08 US US10/215,147 patent/US20030038206A1/en not_active Abandoned
- 2002-08-09 CN CNB02128654XA patent/CN1279230C/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101407951B (en) * | 2007-10-11 | 2012-01-11 | 欧瑞康纺织有限及两合公司 | Method and device for operating open-end spinning machine |
| CN102776618A (en) * | 2012-08-14 | 2012-11-14 | 温岭市日盛机械有限公司 | Spinning device for air exhaust type rotor spinning machine |
| CN102776618B (en) * | 2012-08-14 | 2014-10-29 | 温岭市日盛机械有限公司 | Spinning device for air exhaust type rotor spinning machine |
| CN106222820A (en) * | 2015-06-02 | 2016-12-14 | 立达英格尔施塔特有限公司 | For the most bundles of method with professional component weaving loom of yarn and weaving loom |
| CN106222820B (en) * | 2015-06-02 | 2020-08-04 | 立达英格尔施塔特有限公司 | Method for spinning machine with special element for rebinding yarn and spinning machine |
Also Published As
| Publication number | Publication date |
|---|---|
| DE10139075A1 (en) | 2003-02-20 |
| DE50204234D1 (en) | 2005-10-20 |
| EP1283288A3 (en) | 2003-06-18 |
| CZ303882B6 (en) | 2013-06-12 |
| CN1405374A (en) | 2003-03-26 |
| EP1283288B1 (en) | 2005-09-14 |
| EP1283288A2 (en) | 2003-02-12 |
| CZ20022341A3 (en) | 2003-03-12 |
| US20030038206A1 (en) | 2003-02-27 |
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