CN103225145B - Pneumatic type half compact spinning fiber gathering device - Google Patents
Pneumatic type half compact spinning fiber gathering device Download PDFInfo
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- CN103225145B CN103225145B CN201310164011.9A CN201310164011A CN103225145B CN 103225145 B CN103225145 B CN 103225145B CN 201310164011 A CN201310164011 A CN 201310164011A CN 103225145 B CN103225145 B CN 103225145B
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- air
- lower roller
- flow suction
- fiber
- jaw line
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Abstract
The invention discloses a kind of pneumatic type half compact spinning fiber gathering device, belong to textile processing field.The present invention includes drafting lower roller, drawing-off upper leather roller and air-flow suction pipe；The inside of drafting lower roller is provided with hollow cavity；Multiple air-flow micropore is offered on the wall of drafting lower roller；Drawing-off upper leather roller presses on drafting lower roller, and the line that contacts of drawing-off upper leather roller and drafting lower roller is jaw line before drawing-off；Air-flow suction pipe is placed in the hollow cavity of drafting lower roller；The wall of air-flow suction pipe offers air-flow suction groove, along fiber must the trend of clump, air-flow suction groove is the downstream of jaw line before before drawing-off, the upstream of jaw line extends to drawing-off, makes fiber gathering device of the present invention form two independent fiber aggregate districts.When using fiber gathering device of the present invention to spin, can regulate and control twist triangle zone base width, and make loose fiber aggregate in twist triangle zone, therefore prepared Yarn filoplume is few and short, and bulkiness is good.
Description
Technical field
The invention belongs to textile processing field, relate to a kind of spinning processing equipment, be specifically related to a kind of fiber gathering device on ring throstle.
Background technology
Pneumatic type Advance of Compact Spinning Technology refers at traditional ring spinning yarn machine drawing-off front roller adding a set of pneumatic type fiber gathering device before, the nucleus of this fiber gathering device is fiber aggregate district, when spinning, fiber is by the impetus generation transverse shifting of the air-flow in fiber aggregate district, the fiber making the one fixed width that before drawing-off jaw line enters fiber aggregate district must gradually narrow from the width by clump, and fiber alignment smooth-going, closely in the case of grip jaw line through twisting and enter twisting area.
As shown in Figure 1, a kind of pneumatic type compact spinning fiber gathering device on ring throstle disclosed in Patent Application Publication DE10051411 A1 Yu DE10054613A1 of Rieter: include that drafting lower roller 1 ', drawing-off upper leather roller 2 ', twisting grip roller 3 ', air-flow suction pipe 4 ', deflector 5 '.Drafting lower roller 1 ' is hollow roller, the hollow cavity 6 ' of drafting lower roller 1 ' offer air-flow micropore 7 ' to the outer wall direction of drafting lower roller 1 '；Drawing-off upper leather roller 2 ' is pressed on drafting lower roller 1 ', and the line that contacts of drawing-off upper leather roller 2 ' and drafting lower roller 1 ' is jaw line 8 ' before drawing-off；It is front that twisting gripping roller 3 ' is arranged on drawing-off upper leather roller 2 ', and is pressed on drafting lower roller 1 ', and twisting gripping roller 3 ' contacts line for twisting gripping jaw line 9 ' with drafting lower roller 1 '；Deflector 5 ' grips between roller 3 ' at drawing-off upper leather roller 2 ' and twisting, and away from drafting lower roller 1 ' outer wall certain altitude；Air-flow suction pipe 4 ' is positioned at the hollow cavity 6 ' of drafting lower roller 1 ', and the inner chamber 10 ' of this air-flow suction pipe 4 ' is connected with blower fan；Along the trend of fiber palpus clump 13 ', being provided with air-flow suction groove 11 ' on the wall of air-flow suction pipe 4 ', this air-flow suction groove 11 ' jaw line 8 ' before drawing-off extends to twisting and grips jaw line 9 '.
The fiber aggregate district 12 ' of pneumatic type compact spinning is that jaw line 8 ' grips jaw line 9 ' to twisting before drawing-off, the outer wall of drafting lower roller 1 ', the outer wall of drawing-off upper leather roller 2 ', the outer wall of twisting gripping roller 3 ' and deflector 5 ' space segment surrounded.Under the swabbing action of blower fan, by the inner chamber 10 ' of air-flow suction pipe 4 ', air-flow suction groove 11 ', the hollow cavity 6 ' of drafting lower roller 1 ' and air-flow micropore 7 ', make the interior formation in fiber aggregate district 12 ' air velocity distribution (seeing Fig. 2).
During spinning, the fiber aggregate state in the fiber aggregate district of pneumatic type compact spinning sees Fig. 4.The fiber of one fixed width must enter fiber aggregate district 12 ' by clump 13 ' jaw line 8 ' before drawing-off, utilize fiber gathering device at the interior formation in fiber aggregate district 12 ' air velocity distribution, promote fiber gradually to be narrowed to middle boundling by the drafting lower roller 1 ' left and right sides by clump 13 ', and arrangement smooth-going, closely in the case of grip jaw line 9 ' through twisting and enter twisting area；In twisting process, the twist is delivered to twisting gripping jaw line 9 ' against the direction of motion of yarn 14 ', and grip the least twist triangle zone 15 ' of the front formation of jaw line 9 ' in twisting, the fiber utilizing the frictional force between the outer wall of this twist triangle zone 15 ' and the outer wall of drafting lower roller 1 ', drawing-off upper leather roller 2 ' to make head end stick on drafting lower roller 1 ', drawing-off upper leather roller 2 ' outer wall depart from drafting lower roller 1 ', drawing-off upper leather roller 2 ' and to be twisted into yarn 14 ' interior, reduce the purpose of Yarn filoplume.
Above-mentioned pneumatic type compact spinning fiber gathering device has the disadvantage in that when (1) spins, twist triangle zone is the least, and when reducing twisting, fiber occurs radially inner and outer metastasis degree, causes yarn tightness to increase, and the textile touch therefore prepared with this yarn is harder.(2) when twisting, owing to twist triangle zone is the least, head end sticks to the fiber on drawing-off front roller, drawing-off upper leather roller and is only capable of being twisted into yarn top layer, and once yam surface is subject to higher External Force Acting, and this few fibers is easy to depart from yam surface and becomes the Yarn filoplume of a length of 1-9mm.
Summary of the invention
It is an object of the invention to provide the fiber gathering device of a kind of pneumatic type half compact spinning, to overcome all or part of defect of prior art.
For achieving the above object, the technical solution used in the present invention is:
As one embodiment of the present invention, pneumatic type half compact spinning fiber gathering device of the present invention includes drafting lower roller, drawing-off upper leather roller and air-flow suction pipe；The inside of described drafting lower roller is provided with hollow cavity, and the wall of drafting lower roller offers air-flow micropore, and each air-flow micropore passes through each air-flow micropore and atmosphere along the circumferentially-spaced distribution of drafting lower roller, the hollow cavity of drafting lower roller；Described drawing-off upper leather roller is pressed on drafting lower roller, and the line that contacts of drawing-off upper leather roller and drafting lower roller is jaw line before drawing-off；Described air-flow suction pipe is placed in the hollow cavity of described drafting lower roller；Offering air-flow suction groove on the wall of described air-flow suction pipe, the hollow cavity of air-flow suction pipe is connected with the hollow cavity of drafting lower roller by air-flow suction groove；Along fiber must the trend of clump, described air-flow suction groove is the downstream of jaw line before before described drawing-off, the upstream of jaw line extends to described drawing-off.
As another embodiment of the invention, pneumatic type half compact spinning fiber gathering device of the present invention is made up of drafting lower roller, drawing-off upper leather roller and air-flow suction pipe；The inside of described drafting lower roller is provided with hollow cavity, and the wall of drafting lower roller offers air-flow micropore, and each air-flow micropore passes through each air-flow micropore and atmosphere along the circumferentially-spaced distribution of drafting lower roller, the hollow cavity of drafting lower roller；Described drawing-off upper leather roller presses on drafting lower roller, and the line that contacts of drawing-off upper leather roller and drafting lower roller is jaw line before drawing-off；Described air-flow suction pipe is placed in the hollow cavity of described drafting lower roller；Offering air-flow suction groove on the wall of described air-flow suction pipe, the hollow cavity of air-flow suction pipe is connected with the hollow cavity of drafting lower roller by air-flow suction groove；Along fiber must the trend of clump, described air-flow suction groove is the downstream of jaw line before before described drawing-off, the upstream of jaw line extends to described drawing-off.
Further, a length of 1-3mm of the part of jaw line upstream before air-flow suction groove of the present invention is positioned at described drawing-off.
Further, a length of 1-3mm of the part in jaw line downstream before air-flow suction groove of the present invention is positioned at described drawing-off.
Further, when spinning, before air-flow suction groove of the present invention is positioned at described drawing-off, the part of jaw line upstream must clump entirety be covered by the fiber of jaw line upstream before being positioned at described drawing-off.
Further, when spinning, before air-flow suction groove of the present invention is positioned at described drawing-off, the part in jaw line downstream is twisted trigonum entirety and covers.
Compared with prior art, the advantage of pneumatic type half compact spinning fiber gathering device of the present invention and spinning processing is: (1) grips roller and deflector without arranging twisting as prior art, simplifies mechanism's composition of fiber gathering device.(2) pneumatic type half compact spinning fiber gathering device of the present invention has two independent fiber aggregate districts, and the 1st fiber aggregate district is that the outer wall of the outer wall by drafting lower roller and drawing-off upper leather roller surrounds, and is positioned at the space segment of jaw line upstream before drawing-off；2nd fiber aggregate district is that the outer wall of the outer wall by drafting lower roller and drawing-off upper leather roller surrounds, and is positioned at the space segment in jaw line downstream before drawing-off.(3) fiber gathering device of the present invention can regulate and control the cross direction profiles width that jaw line before drawing-off enters the fiber palpus clump of twisting area, and make head end stick to the fiber aggregate on drafting lower roller, drawing-off upper leather roller outer wall behind twist triangle zone, be involved in the inside of yarn, it is few and short that the most prepared yarn possesses filoplume, the advantage that bulkiness is good.
Accompanying drawing explanation
Fig. 1 is mechanism's composition schematic diagram of pneumatic type compact spinning fiber gathering device disclosed in German patent application document DE10051411A1 Yu DE10054613A1；
Fig. 2 is the air current flow velocity contour in the fiber aggregate district of pneumatic type compact spinning disclosed in German patent application document DE10051411A1 Yu DE10054613A1；
Fig. 3 is the fiber aggregate view in the fiber aggregate district of pneumatic type compact spinning disclosed in German patent application document DE10051411A1 Yu DE10054613A1；
Fig. 4 is the structural representation of pneumatic type half compact spinning fiber gathering device of the present invention；
Fig. 5 is the air current flow velocity contour in the fiber aggregate district of pneumatic type half compact spinning of the present invention；
Fig. 6 is the fiber aggregate view in the fiber aggregate district of pneumatic type half compact spinning of the present invention；
In figure, 1-drafting lower roller, 2-drawing-off upper leather roller, 3-air-flow suction pipe, the hollow cavity of 4-drafting lower roller, the outer wall of 5-drafting lower roller, air-flow micropore on 6-drafting lower roller, jaw line before 7-drawing-off, 8-air-flow suction groove, the hollow cavity of 9-air-flow suction pipe, 10-air-flow suction groove is positioned at the part of jaw line upstream before drawing-off, 11-air-flow suction groove is positioned at the part in jaw line downstream before drawing-off, 12-the 1st fiber aggregate district, the outer wall of 13-drawing-off upper leather roller, 14-the 2nd fiber aggregate district, 15-fiber palpus clump, the edge fibers of 16-fiber palpus clump, 17-yarn, 18-twist triangle zone, the inwall of 19-drafting lower roller, the inwall of 20-air-flow suction pipe, the outer wall of 21-air-flow suction pipe.
Detailed description of the invention
As shown in Figure 4, pneumatic type half compact spinning fiber gathering device of the present invention is made up of drafting lower roller 1, drawing-off upper leather roller 2 and air-flow suction pipe 3.The diameter of drafting lower roller 1 preferably designs at 20-30mm, arranges hollow cavity 4 in the inside of drafting lower roller 1, and the wall of drafting lower roller 1 offers multiple air-flow micropore 6, and each air-flow micropore 6 is evenly spaced distribution along the circumference of drafting lower roller 1.Each air-flow micropore 6 is extended to the outer wall 5 of drafting lower roller 1 by the inwall 19 of drafting lower roller 1 so that hollow cavity 4 is by each air-flow micropore 6 and atmosphere.The diameter of drawing-off upper leather roller 2 preferably designs at 20-30mm, and drawing-off upper leather roller 2 is pressed on drafting lower roller 1 jaw line 7 before formation drawing-off.Air-flow suction pipe 3 is arranged in the hollow cavity 4 of drafting lower roller 1, and the inner chamber 9 of air-flow suction pipe 3 is connected with blower fan.
The wall of air-flow suction pipe 3 offers air-flow suction groove 8, air-flow suction groove 8 is extended to the outer wall 21 of air-flow suction pipe 3 by the inwall 20 of air-flow suction pipe 3, makes the hollow cavity 9 of air-flow suction pipe 3 be communicated with outside atmosphere by air-flow suction groove 8, the hollow cavity 4 of drafting lower roller 1 and multiple air-flow micropore 6.Along fiber must the trend of clump 15, air-flow suction groove 8 is the downstream of jaw line 7 before before drawing-off, the upstream of jaw line 7 extends to drawing-off.It should be noted that from jaw line before drawing-off, inverse fiber must the space of the direction of motion of clump be the upstream of jaw line before drawing-off, must the space of the direction of motion of clump be the downstream of jaw line before drawing-off along fiber.For further ensuring that to use the yarn prepared of pneumatic type half compact spinning fiber gathering device of the present invention to possess filoplume few and short, and the advantage that loft is good, before air-flow suction groove 8 is positioned at drawing-off, the preferred length of part 10 of jaw line 7 upstream is set to 1-3mm；Before air-flow suction groove 8 is positioned at drawing-off, the preferred length of part 11 in jaw line 7 downstream is set to 1-3mm；And when spinning, before making air-flow suction groove 8 be positioned at drawing-off, the part 10 of jaw line 7 upstream is positioned at before drawing-off that the fiber of the upstream of jaw line 7 must clump 15 be overall covers；Before making air-flow suction groove 8 be positioned at drawing-off, the part 11 in jaw line 7 downstream is twisted the overall covering in trigonum 18.
In spinning process, pneumatic type half compact spinning fiber gathering device of the present invention forms two independent fiber aggregate districts, 1st fiber aggregate district 12 is that the outer wall 13 of the outer wall 5 by drafting lower roller 1 and drawing-off upper leather roller 2 surrounds, and is positioned at the space segment of jaw line 7 upstream before drawing-off；2nd fiber aggregate district 14 is that the outer wall 13 of the outer wall 5 by drafting lower roller 1 and drawing-off upper leather roller 2 surrounds, and is positioned at the space segment in jaw line 7 downstream before drawing-off.Under the swabbing action of blower fan, by the inner chamber 9 of air-flow suction pipe 3, air-flow suction groove 8, the hollow cavity 4 of drafting lower roller 1 and multiple air-flow micropore 6, in making the 1st fiber aggregate district of fiber aggregate district the 12 and the 2nd 14, form air velocity distribution (seeing Fig. 5).
When using pneumatic type half compact spinning fiber gathering device of the present invention to spin, the fiber aggregate state in fiber aggregate district 12,14 is as shown in Figure 6.nullSpecifically，Fiber must clump 15 be that ribbon enters fiber aggregate district 12 with one fixed width，Owing to air-flow suction groove 8 must the overall covering of clump 15 by fiber，Utilize the air velocity distribution that fiber gathering device is formed in fiber aggregate district 12，Fiber is promoted to be moved to centre by drafting lower roller 1 left and right sides by clump 15，Making to be collected in fiber away from the left and right edges fiber 16 of fiber palpus clump 15 must clump 15，And fiber palpus clump 15 reaches given crosswise dispersion of distribution jaw line 7 before drawing-off and enters twisting area，Now，The twist be delivered to drawing-off against yarn 17 direction of motion before at jaw line 7,The fiber palpus clump 15 with the given crosswise dispersion of distribution is made before jaw line 7, to form the twist triangle zone 18 of triangle form before drawing-off，Therefore the yarn 17 using pneumatic type half compact spinning fiber gathering device of the present invention to prepare has the feature of specific compactness and loft.In twisting process, owing to air-flow suction groove 8 is twisted, trigonum 18 is overall to be covered, utilize the air velocity distribution that pneumatic type half compact spinning fiber gathering device is formed in fiber aggregate district 14, the fiber making head end stick on the outer wall 5 of drafting lower roller 1 and the outer wall 13 of drawing-off upper leather roller 2 departs from rapidly drafting lower roller 1 and drawing-off upper leather roller 2 and is collected in twist triangle zone 18, and the inside of yarn 17 it is involved in twisted yarn bar, therefore the yarn using pneumatic type half compact spinning fiber gathering device of the present invention to prepare possesses the advantage that filoplume is few and short, and when yam surface is by External Force Acting, the fiber being involved in yarn interior is difficult to be drawn out the Yarn filoplume becoming longer.
Claims (7)
1. pneumatic type half compact spinning fiber gathering device, it is characterised in that: include drafting lower roller (1), drawing-off upper leather roller (2) and air-flow suction pipe (3)；The inside of described drafting lower roller (1) is provided with hollow cavity (4), air-flow micropore (6) is offered on the wall of drafting lower roller (1), each air-flow micropore (6) passes through each air-flow micropore (6) and atmosphere along the circumferentially-spaced distribution of drafting lower roller (1), the hollow cavity (4) of drafting lower roller (1)；Described drawing-off upper leather roller (2) is pressed on drafting lower roller (1), and the line that contacts of drawing-off upper leather roller (2) and drafting lower roller (1) is jaw line (7) before drawing-off；Described air-flow suction pipe (3) is placed in the hollow cavity (4) of described drafting lower roller (1)；Offering air-flow suction groove (8) on the wall of described air-flow suction pipe (3), the hollow cavity (9) of air-flow suction pipe (3) is connected with the hollow cavity (4) of drafting lower roller (1) by air-flow suction groove (8)；Along fiber must the trend of clump (15), described air-flow suction groove (8) is the downstream of jaw line (7) before before described drawing-off, the upstream of jaw line (7) extends to described drawing-off.
Pneumatic type half compact spinning fiber gathering device the most according to claim 1, it is characterised in that: described air-flow suction groove (8) is positioned at a length of 1-3mm of the part (10) of jaw line (7) upstream before described drawing-off.
Pneumatic type half compact spinning fiber gathering device the most according to claim 1 and 2, it is characterised in that: described air-flow suction groove (8) is positioned at a length of 1-3mm of the part (11) in jaw line (7) downstream before described drawing-off.
Pneumatic type half compact spinning fiber gathering device the most according to claim 1, it is characterized in that: when spinning, before described air-flow suction groove (8) is positioned at described drawing-off, the part (10) of jaw line (7) upstream is positioned at before described drawing-off that the fiber of jaw line (7) upstream must clump (15) be overall covers.
Pneumatic type half compact spinning fiber gathering device the most according to claim 1, it is characterised in that: when spinning, before described air-flow suction groove (8) is positioned at described drawing-off, the part (11) in jaw line (7) downstream is twisted that trigonum (18) is overall to be covered.
Pneumatic type half compact spinning fiber gathering device the most according to claim 2, it is characterized in that: when spinning, before described air-flow suction groove (8) is positioned at described drawing-off, the part (10) of jaw line (7) upstream is positioned at before described drawing-off that the fiber of jaw line (7) upstream must clump (15) be overall covers；Before described air-flow suction groove (8) is positioned at described drawing-off, the part (11) in jaw line (7) downstream is twisted that trigonum (18) is overall to be covered.
Pneumatic type half compact spinning fiber gathering device the most according to claim 3, it is characterized in that: when spinning, before described air-flow suction groove (8) is positioned at described drawing-off, the part (10) of jaw line (7) upstream is positioned at before described drawing-off that the fiber of jaw line (7) upstream must clump (15) be overall covers；Before described air-flow suction groove (8) is positioned at described drawing-off, the part (11) in jaw line (7) downstream is twisted that trigonum (18) is overall to be covered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310164011.9A CN103225145B (en) | 2013-05-07 | 2013-05-07 | Pneumatic type half compact spinning fiber gathering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310164011.9A CN103225145B (en) | 2013-05-07 | 2013-05-07 | Pneumatic type half compact spinning fiber gathering device |
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| Publication Number | Publication Date |
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| CN103225145A CN103225145A (en) | 2013-07-31 |
| CN103225145B true CN103225145B (en) | 2016-08-17 |
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| CN201310164011.9A Expired - Fee Related CN103225145B (en) | 2013-05-07 | 2013-05-07 | Pneumatic type half compact spinning fiber gathering device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105624854B (en) * | 2016-04-05 | 2017-10-27 | 江南大学 | It is a kind of to improve the spinning apparatus and Yarn spinning method of yarn quality |
| CN109281005B (en) * | 2018-09-18 | 2021-04-16 | 武汉纺织大学 | Ring spinning method for continuously holding and twisting leather collar jaw |
| CN108950762B (en) * | 2018-09-18 | 2020-08-28 | 武汉纺织大学 | Spinning method for removing yarn hairiness in accurate selection mode |
| CN108893812B (en) * | 2018-09-18 | 2020-06-30 | 武汉纺织大学 | Spinning device capable of selectively adsorbing and reducing hairiness |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10054613A1 (en) * | 2000-09-01 | 2002-03-14 | Rieter Ag Maschf | Condensing drum surface, for a drawn sliver at a spinner drawing unit, has perforations for the suction action in different diameters along and across the sliver in a regular or random layout |
| CN2583126Y (en) * | 2002-09-24 | 2003-10-29 | 倪远 | Spinning device of compact yarn |
| CN101086096A (en) * | 2006-06-09 | 2007-12-12 | 里特机械公司 | Spinning machine with condensing device |
| CN202007292U (en) * | 2011-01-26 | 2011-10-12 | 董仕佳 | Novel spun yarn compact spinning air suction device |
| CN102465368A (en) * | 2010-11-10 | 2012-05-23 | 姜晓烨 | Compact spinning method for agglomerating fiber strands by using preposed adsorption roller |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19815325B4 (en) * | 1998-04-06 | 2006-09-14 | Maschinenfabrik Rieter Ag | Spinning machine with compacting device |
-
2013
- 2013-05-07 CN CN201310164011.9A patent/CN103225145B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10054613A1 (en) * | 2000-09-01 | 2002-03-14 | Rieter Ag Maschf | Condensing drum surface, for a drawn sliver at a spinner drawing unit, has perforations for the suction action in different diameters along and across the sliver in a regular or random layout |
| CN2583126Y (en) * | 2002-09-24 | 2003-10-29 | 倪远 | Spinning device of compact yarn |
| CN101086096A (en) * | 2006-06-09 | 2007-12-12 | 里特机械公司 | Spinning machine with condensing device |
| CN102465368A (en) * | 2010-11-10 | 2012-05-23 | 姜晓烨 | Compact spinning method for agglomerating fiber strands by using preposed adsorption roller |
| CN202007292U (en) * | 2011-01-26 | 2011-10-12 | 董仕佳 | Novel spun yarn compact spinning air suction device |
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