CN104603340A - Spinning machine having a twisting element - Google Patents
Spinning machine having a twisting element Download PDFInfo
- Publication number
- CN104603340A CN104603340A CN201380045886.5A CN201380045886A CN104603340A CN 104603340 A CN104603340 A CN 104603340A CN 201380045886 A CN201380045886 A CN 201380045886A CN 104603340 A CN104603340 A CN 104603340A
- Authority
- CN
- China
- Prior art keywords
- induction element
- fibre structure
- spinning machine
- aforementioned
- input roller
- 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.)
- Pending
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Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H5/00—Drafting machines or arrangements ; Threading of roving into drafting machine
- D01H5/18—Drafting machines or arrangements without fallers or like pinned bars
- D01H5/70—Constructional features of drafting elements
- D01H5/72—Fibre-condensing guides
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H7/00—Spinning or twisting arrangements
- D01H7/92—Spinning or twisting arrangements for imparting transient twist, i.e. false twist
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Or Twisting Of Yarns (AREA)
Abstract
The invention relates to a spinning machine (1), comprising a multi-cylinder drawing frame (2) for processing a fiber sliver (4), wherein the multi-cylinder drawing frame (2) comprises an intake roller pair (6) and at least two additional roller pairs (10, 12) arranged after the intake roller pair (6), which form a preliminary draft zone (7) and at least one main draft zone (8). In order to avoid faulty drafts in the multi-cylinder drawing frame (2), the multi-cylinder drawing frame (2) has a mechanical twist-producing means (9) in the preliminary draft zone (7).
Description
The present invention relates to a kind of spinning machine, it comprises the multiple-roll drafting system for the treatment of fibre structure, wherein said multiple-roll drafting system comprise input roller to be arranged on described input roller at least two of downstream additional rollers pair, they form initial draft zone and at least one dominant draft region.
Such spinning machine is current to be suitable for processing in rove or the fibre structure of thick fine form, and wherein fiber is twisted roughly equably and is supplied to multiple-roll drafting system via flyer bobbin.Term " fibre structure " refers to one group of staple fibre, and it is combined into sliver.In the first draft zone and initial draft zone, the fiber being in twisting state by parallelization significantly, and is ready for follow-up dominant draft process by means of drawing-off process.
Recently, also employ such fibre structure more and more, wherein all fibres is not twisted equably, the sliver of the sliver of such as slightly twisting, part twisting or have and be mainly parallel fibrolaminar meticulous sliver.Be with the substantive issue be associated with this fiber-like structures of multiple-roll drafting system process of current spinning machine, owing to lacking the stability of fibre structure, in initial draft zone, drawing-off flaw usually occurs, it has adverse effect to follow-up yarn qualities.
From for being well known that already according to the field of the long stapled spinning machine of twin-roll method process, in order to stabilisation, false twisting is applied to the fibre structure in the drafting system comprising single draft zone, best drawing-off process can be realized.About this point, express term " false twisting " to mean, in the process just carried out of false twisting components upstream, give the twist once in a while or temporarily to fibre structure thus give certain intensity, and fibre structure returns to original state in the downstream of false twisting element, although the twist that made fibre structure be applied in and finally keep untwisted state.In this, such as BEFAMA company proposes the fixed wire screw of the drafting system for twin-roll woolen yarn ring spinner, it additionally applies false twisting to fibre structure in the single draft zone of drafting system, to control so-called floating fiber.
In the field of process staple fibre, also there is not the demand to this measure so far, namely in for stable drafting system, apply false twisting to prevent drawing-off flaw to fibre structure, because the fibre structure of processed mainly evenly twisting.
Therefore, the problem to be solved in the present invention is the so a kind of spinning machine of design, it comprises multiple-roll drafting system, it has at least one initial draft zone for the treatment of the fibre structure formed by staple fibre and a dominant draft region, to avoid drawing-off flaw when processing the fibre structure of non-homogeneous twisting.
According to the present invention, this problem is solved like this, and namely multiple-roll drafting system comprises mechanical type twisting apparatus in initial draft zone.Experiment shows, applies false twisting and can strengthen as a whole or stable fibers structure, make the weak location in such as fibre structure can not affect drawing-off process in draft zone negatively via twisting apparatus to the fibre structure of non-homogeneous twisting.That is, by twisting apparatus, the interruption of fibre structure in initial draft zone during drawing-off process in weak location region or other refinement phenomenon also such as may be avoided.Due to proposed twisting apparatus, whole drawing-off process is also carried out in self-regulation mode, and drafting force can be maintained in limited range.Therefore, it is possible to the power of restriction on the intermediate calender rolls of multiple-roll drafting system.For this reason, the winding degree in twisting apparatus can be such as 0.75 ~ 5, is preferably 1.5 ~ 2.5.About this point, permitted to hold the power occurred when drafting force is roughly restricted to the rove of the even twisting of process in conventional multiple-roll drafting system.In addition, advantageously, the twisting apparatus proposed is used to make the distance likely maintained between the bite of conventional multiple-roll drafting system.
In order to realize accurately guiding fibre structure in twisting apparatus, being also proved advantageously, twisting apparatus is designed to induction element, it is fixing relative to the throughput direction of fibre structure, and its longitudinal direction points to the throughput direction of fibre structure.If such as due to packaging change and during spinning process chopped fibre stream, then thick fine end reliably interconnects by means of proposed induction element, makes the thick fine end linked together reliably can pass drafting system.
Experiment also shows, the induction element of different embodiment causes false twisting to be applied to fibre structure.In proposed embodiment, described induction element has the core that the throughput direction along fibre structure extends, and makes described fibre structure by means of the flexure of described induction element experience spirality.The induction element of this embodiment is favourable due to its simplification.
In the embodiment that another proposes, induction element has the spiral guiding surface extended internally.The advantage of this embodiment is, such guiding surface makes the false twisting likely applying accurately restriction to fibre structure, makes this false twisting be reproducible.This makes it possible to the maloperation preventing operating personnel.In order to simplify fibre structure to the insertion in induction element or penetrate, induction element at one end has insertion passage, and its throughput direction along fibre structure extends, and by side projection insertion cam ring around.Induction element also described induction element with insert the contrary one end of passage and have and send cam also in side projection.Insert cam and send cam and all have the following advantages, can prevent fibre structure from ejecting from induction element.
In another embodiment, propose the spiral being designed to induction element to have internal diameter, wherein said internal diameter is less than the diameter of fibre structure, and can reach 0.2-10mm, is preferably 0.5-5mm.As a result, leave between moving period at fibre structure, induction element is stamped in the outer surface of fibre structure with the shape of screw line.The substantial advantage of this embodiment is, fibre structure keeps its original throughput direction in induction element, and only experiences slight additional flexibility, and the self-adjusting of drawing-off is carried out in a simple manner decoupled.Also advantageously, can prevent fibre structure from being penetrated improperly.
For fibre structure to the insertion in induction element, be also proved and advantageously movably induction element be installed.As a result, induction element can be moved away initial draft zone by operating personnel in the process inserting fibre structure, simplifies fibre structure thus to the insertion in induction element or penetrate.
In order to fibre structure is to the simple insertion in induction element or penetrate, as additionally proposed, advantageously, it is pivotable that described induction element is mounted to around being parallel to the axis that the right axis of described input roller arranges, and the free end of wherein said induction element points to the direction in described dominant draft region.
Fibre structure, when it enters drafting system, is usually given the transverse motion of the throughput direction being transverse to fibre structure, makes bite (or roll gap) change continuously along the clamping line that roller is right thus.This makes it possible to the premature abrasion overcoming the right coating compacting roller of roller.In order to allow that induction element follows transverse motion, it is moveable for proposing the axis being mounted to be parallel to input roller right by induction element.What can prevent the fibre structure in initial draft zone from being added in the region of induction element thus turns to, and it causes tension force in fibre structure.
In order to allow that induction element follows transverse motion, it is pivotable for proposing the axis being mounted to arrange around the throughput direction being parallel to fibre structure by induction element.
Induction element can be fastened on spinning machine in every way.In one embodiment, propose and be arranged on adjacent to each other on carrier by multiple induction element, described supported parallel is removably fastened on spinning machine in the axis that input roller is right.Such fastening advantage had is, the drawing force acting on induction element from fibre structure can directly absorb by loaded body.In addition, carrier can be arranged on spinning machine like a cork, and the subsequent installation of carrier on spinning machine can be implemented rapidly.
In addition, also proposed to be parallel to by means of the driving element be connected with carrier and input the right axis of roller and move or drive carrier.
If spinning machine has Traverse Displacement Unit fibre structure being set as transverse motion, then propose in another embodiment and carrier and induction element are directly fastened on Traverse Displacement Unit, make induction element directly can follow the transverse motion of Traverse Displacement Unit.
To illustrate with more detailed details with reference to following exemplary embodiment and describe the present invention.In accompanying drawing:
Fig. 1 shows the cross section of the conventional two-stage multiple-roll drafting system be incorporated with according to twisting apparatus of the present invention wherein,
Fig. 2 shows the perspective partial cross-sectional of Fig. 1, show there is various forms of Traverse Displacement Unit twisting apparatus around necessary element, and
Fig. 3 shows the schematic diagram of the twisting apparatus (9a-9c) in three kinds of different embodiments.
Comprise conventional two-stage multiple-roll drafting system 2 according to the spinning machine 1 of Fig. 1, its via input roller to 6 be arranged on input roller and be divided into initial draft zone 7 and dominant draft region 8 to two of 6 downstreams other rollers to 10,12.Fibre structure 4, such as thick fine or rove, is supplied to initial draft zone 7 to 6 from flyer bobbin 3 via input roller.Traverse Displacement Unit 5, its be arranged on input roller to the upstream of 6, fibre structure 4 was set as transverse motion before entering initial draft zone 7, make bite along roller to 6,10,12 clamping line change continuously.
In initial draft zone 7, be provided with mechanical type twisting apparatus 9, it applies false twisting to fibre structure 4.Twisting apparatus 9 is designed to induction element, and it is fixed relative to the throughput direction F of fibre structure 4, and its longitudinal direction is oriented on the throughput direction F of fibre structure 4.Dominant draft region 8 comprises the two aprons 11 for guiding fibre structure 4, and the wherein said pair of apron is fastened on middle roller on 10, and is driven by it.Fibre structure 4 is transported to leave dominant draft region 8 via delivery roller to 12.Next, fibre structure 4 is twisted by means of twisting apparatus 13 such as ring spinning apparatus, and is wound onto on yarn package device 14.
Fig. 2 shows the perspective partial cross-sectional of Fig. 1, shows the necessary element around twisting apparatus 9 or induction element.
In a possibility embodiment, in the front portion of Fig. 2, the twisting apparatus 9 in initial draft zone 7 is arranged on holding element 15, to be pivotable around pivot axis 18.Pivot axis 18 is arranged to be parallel to input roller to axis A1, A2 of 6, makes the free end of twisting apparatus 9 point to the direction in unshowned dominant draft region 8.Holding element 15 (as indicated by bi-directional arrows) via guiding bolt 21 be arranged on carrier 16 movably, its be parallel to input roller to 6 axis A1, A2 be fastened on removedly on machine frame 17.Such embodiment is also possible, and wherein holding element 15 is fixedly connected to carrier 16, and carrier is arranged on machine frame 17 movably.Be arranged on carrier 16 movably due to holding element 15 or carrier 16 is arranged on machine frame 17 movably, twisting apparatus 9 can follow the transverse motion of Traverse Displacement Unit 5.
In spinning process, the longitudinal direction of twisting apparatus 9 is oriented on the throughput direction F of fibre structure 4.In twisting apparatus 9, experience false twisting to the fibre structure 4 that 6 are supplied to twisting apparatus 9 via input roller, it makes fibre structure 4 stabilisation in initial draft zone 7, to avoid drawing-off flaw.If fibre stream occurs in spinning process interrupt, such as, because flyer bobbin 3 becomes empty, then twisting apparatus 9 rotates around pivot axis 18 and leaves initial draft zone 7, and new fibre structure 4 is inserted into or penetrates in twisting apparatus 9.After Fresh fats structure 4 is inserted, twisting apparatus 9 rotates to be got back in initial draft zone 7.Such embodiment is also possible, and wherein twisting apparatus 9 is arranged on holding element 15 movably via unshowned guiding piece, makes twisting apparatus 9 can shift out or remove from initial draft zone 7 when fibre stream is interrupted.
In order to the transverse motion allowing twisting apparatus 9 to follow Traverse Displacement Unit 5, in another embodiment shown in the mid portion of Fig. 2, holding element 15 is installed on carrier 16, so that can pivotable around the axis 20 of the throughput direction F setting being parallel to fibre structure 4.
According to another exemplary embodiment at the rear portion of Fig. 2, twisting apparatus 9 is pivotably mounted on holding element 15 in the mode being similar to foregoing example embodiment.Holding element 15 so via guiding bolt 21 be arranged on movably on carrier 16.Formed with foregoing example embodiment and contrast, holding element 15 is connected directly to Traverse Displacement Unit 5 via Connection Element 19, makes the transverse motion of Traverse Displacement Unit 5 can directly be passed to twisting apparatus 9.
In the foregoing example embodiment, multiple twisting apparatus 9 is preferably arranged on carrier 16 adjacent to each other, makes not multiple spinning position 13 shown in figure 2 carrier 16 can be provided with twisting apparatus 9.In addition, furthermore it is possible that make multiple carrier 16 arrange adjacent to each other in a row along spinning machine 1, so that for arranging twisting apparatus 9 along all spinning positions 13 of spinning machine 1 extension.
Fig. 3 shows twisting apparatus or the induction element (9a-9c) of three different exemplary embodiments.In a first embodiment, induction element 9a has the core 22 that the throughput direction F along fibre structure 4 extends, and experiences spirality flexure via its fibre structure 4.This embodiment can realize by means of simple line hook.
In another embodiment, induction element 9b has the spiral guiding surface 23 extended internally, and via it, fibre structure 4 is spirally bent.According to the turnover number of times of induction element 9b, fibre structure 4 can be provided the twist of exact amount.In order to simplify fibre structure 4 to the insertion in induction element 9b or penetrate, induction element 9b at one end has and inserts passage 24, and its throughput direction F along fibre structure 4 extends, and by side projection insertion cam 26 around.In addition, induction element 9b described induction element with insert the contrary one end of passage 24 and have and send cam 27 also in side projection.Inserting cam 26 and sending cam 27 all prevents fibre structure 4 from ejecting from induction element 9b.In addition, the longitudinal direction being transverse to induction element 9b below insertion passage 24 is provided with through hole 25, and via it, induction element 9b can be pivotably mounted on holding element 15.
In another embodiment, induction element 9c is designed to the corkscrew shape spiral with internal diameter d, and wherein internal diameter d is less than the diameter of fibre structure 4, and can reach 0.2-10mm, is preferably 0.5-5mm.As a result, leave between moving period at fibre structure, induction element 9c stamps in the outer surface of fibre structure 4 with the shape of screw line.
Claims (13)
1. a spinning machine (1), comprise the multiple-roll drafting system (2) for the treatment of fibre structure (4), there is input roller to (6) be arranged on described input roller at least two of (6) downstream additional rollers to (10,12), they form initial draft zone (7) and at least one dominant draft region (8), it is characterized in that, be arranged on the mechanical type twisting apparatus (9) in described initial draft zone (7).
2. the spinning machine according to aforementioned claim, it is characterized in that, twisting apparatus (9) is designed to induction element, and it is fixed relative to the throughput direction of fibre structure (4), and its longitudinal direction is oriented on the throughput direction of fibre structure (4).
3. the spinning machine according to aforementioned claim, it is characterized in that, described induction element (9a) has the core (22) that the throughput direction along fibre structure (4) extends, and makes described fibre structure (4) experience spirality flexure by means of described induction element (9a).
4., any one of claim 1-2 or multinomial described spinning machine, it is characterized in that, described induction element (9b) has the spiral guiding surface (23) extended internally.
5. any one of claim 1-2 or multinomial described spinning machine, it is characterized in that, described induction element (9c) is designed to the spiral with internal diameter (d), and wherein said internal diameter (d) is less than the diameter of described fibre structure (4).
6., any one of aforementioned claim or multinomial described spinning machine, it is characterized in that, described induction element (9) is moveable.
7. the spinning machine according to aforementioned claim, it is characterized in that, it is pivotable that described induction element (9) is mounted to around being parallel to the axis (18) that described input roller arranges the axis of (6), and the free end of wherein said induction element (9) points to the direction of described dominant draft region (8).
8., any one of aforementioned claim or multinomial described spinning machine, it is characterized in that, described induction element (9) is parallel to the axis of described input roller to (6) and installs movably.
9., any one of claim 1-6 or multinomial described spinning machine, it is characterized in that, axis (20) pivotable that described induction element (9) can be arranged around the throughput direction being parallel to described fibre structure (4).
10., any one of aforementioned claim or multinomial described spinning machine, it is characterized in that, multiple induction element (9) is arranged on removable carrier (16) adjacent to each other.
11. spinning machines according to aforementioned claim, it is characterized in that, described carrier (16) is parallel to the axis (A1, A2) of described input roller to (6) via the driving element (AT) be connected with described carrier (16) and arranges.
12. 1 kinds of spinning machines, comprise and be arranged on input roller to the Traverse Displacement Unit (5) of (6) upstream, it is characterized in that, described induction element (9) is fastened on described Traverse Displacement Unit (5).
13. 1 kinds of twisting apparatuss, for any one of aforementioned claim or multinomial described spinning machine (1).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH01572/12 | 2012-09-04 | ||
| CH01572/12A CH706909A1 (en) | 2012-09-04 | 2012-09-04 | Spinning machine with swirl element. |
| PCT/IB2013/001795 WO2014037773A2 (en) | 2012-09-04 | 2013-08-16 | Spinning machine having a twisting element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104603340A true CN104603340A (en) | 2015-05-06 |
Family
ID=49448207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380045886.5A Pending CN104603340A (en) | 2012-09-04 | 2013-08-16 | Spinning machine having a twisting element |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP2893064A2 (en) |
| CN (1) | CN104603340A (en) |
| CH (1) | CH706909A1 (en) |
| WO (1) | WO2014037773A2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114790595A (en) * | 2017-09-26 | 2022-07-26 | 卓郎纺织解决方案两合股份有限公司 | Compacting device |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE618420C (en) * | 1933-02-22 | 1935-09-07 | Fritz Meyer | Drafting system for spinning machines |
| FR772258A (en) * | 1934-04-24 | 1934-10-26 | Fairbairn Lawson Combe Barbour | Device for drawing or refining ribbons or rovings and fibers prepared in the same way, for the manufacture of threads or yarns |
| US2091153A (en) * | 1936-07-07 | 1937-08-24 | H & B American Machine Company | Long draft apparatus and process for drawing textile rovings |
| GB501598A (en) * | 1936-09-01 | 1939-03-01 | Malcolm Hain | Improvements relating to apparatus for drawing slivers in the manufacture of yarn |
| BE434705A (en) * | 1938-06-28 | |||
| FR853923A (en) * | 1938-11-25 | 1940-04-01 | Weco Ets | Wick capacitor for rolling mill of spinning machines |
| DE1645642U (en) * | 1950-11-18 | 1952-10-23 | Sueddeutsche Spindelwerke Zins | DRAWING SYSTEM FOR DRAWNING THE FRINGED YARN ON CARTED YARN SPINNING MACHINES. |
| DE1796144U (en) * | 1959-07-15 | 1959-09-17 | Skf Kugellagerfabriken Gmbh | LUNCH COMPRESSORS FOR SPINNING MACHINE DRAWING PLANTS. |
| US3350870A (en) * | 1963-07-18 | 1967-11-07 | Offcine Meccaniche Cigardi S P | Textile drafting apparatus |
| IT1175082B (en) * | 1983-04-18 | 1987-07-01 | Savio Spa | VEIL COLLECTION DEVICE COMING FROM THE IRONING GROUP OF AN IRONING MACHINE FOR POTS OR COILS AND IRONING MACHINE FOR POTS OR COILS ADOPTING SUCH DEVICE |
| DE19514997A1 (en) * | 1995-03-30 | 1996-10-02 | Chemnitzer Spinnereimaschinen | Slubbing feeding in and through spinner drawing unit for high draft |
-
2012
- 2012-09-04 CH CH01572/12A patent/CH706909A1/en not_active Application Discontinuation
-
2013
- 2013-08-16 EP EP13779909.4A patent/EP2893064A2/en not_active Withdrawn
- 2013-08-16 CN CN201380045886.5A patent/CN104603340A/en active Pending
- 2013-08-16 WO PCT/IB2013/001795 patent/WO2014037773A2/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114790595A (en) * | 2017-09-26 | 2022-07-26 | 卓郎纺织解决方案两合股份有限公司 | Compacting device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014037773A2 (en) | 2014-03-13 |
| CH706909A1 (en) | 2014-03-14 |
| EP2893064A2 (en) | 2015-07-15 |
| WO2014037773A3 (en) | 2014-07-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150506 |