CN106012312A - Pre-needling feed device suitable for needling production line - Google Patents
Pre-needling feed device suitable for needling production line Download PDFInfo
- Publication number
- CN106012312A CN106012312A CN201610641741.7A CN201610641741A CN106012312A CN 106012312 A CN106012312 A CN 106012312A CN 201610641741 A CN201610641741 A CN 201610641741A CN 106012312 A CN106012312 A CN 106012312A
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- China
- Prior art keywords
- curtain
- guide sheet
- needling
- wire guide
- feeding roller
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H18/00—Needling machines
- D04H18/02—Needling machines with needles
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Preliminary Treatment Of Fibers (AREA)
Abstract
The invention discloses a pre-needling feed device suitable for a needling production line. The device comprises a cross lapping machine mesh outlet curtain, a transition curtain, a lower conveying curtain, an upper feed roller, a lower feed roller, a mesh guide sheet, a mesh guide sheet bracket, and an upper conveying curtain which are sequentially arranged in the flow direction of a material, the upper feed roller and the lower feed roller are mutually matched, the upper conveying curtain is located above the lower conveying curtain and is used for extruding a fiber mesh, the lower conveying curtain is mounted on a wall board in the flow direction of the material in an increasingly high inclined manner, the angles of inclination of the lower conveying curtain and the upper conveying curtain are properly adjusted according to the thickness of the fiber mesh, and an intersection end of the upper conveying curtain and the lower conveying curtain is a feed end of the upper and low feed rollers. The pre-needling feed device can stably and continuously convey the fiber mesh into a pre-needling area, the drafting of the fiber mesh is greatly reduced as the distance between a pre-needling feed machine and the pre-needling area is shortened, the condition that the fiber mesh is not blocked when entering the pre-needling area is guaranteed as the fiber mesh is extruded in the conveying process, the density of the fiber is also more even, and the quality of a non-woven is further improved.
Description
Technical field
The present invention relates to a kind of non-woven production equipment, particularly relate to the pre-thorn feeding unit for conveying fiber net to pre-needling machine in a kind of needle-punched production line.
Background technology
Modern nonwoven process technology comes across 19 century 70s the earliest, and fast-developing at the initial stage in last century, this is one and comes from weaving, but surmounts the materials processing technology of weaving.Nonwoven process technology one-tenth based on material network method and reinforcement means are broadly divided into wet method and dry non-woven cloth technology, and needle point method belongs to dry non-woven cloth technology.Needle-punched non-woven product applications is extensive, such as leather base fabric, geotextiles, carpet, automotive trim, felt, hygienic article etc..In recent years, domestic needle-punched non-woven technology growth momentum is good, the rapidest in field development such as synthetic leather base cloth, filtering material, needle-punching with napping kind fabric, automotive trims especially, and good development situation be unable to do without the exploitation of acupuncture apparatus and designs with optimizing.Needle-punched production line relates to polytype equipment, mainly includes the equipment such as opening or cleaning, combing, lapping, acupuncture, winding.Pre-thorn feeding machine therein plays critically important role in technological process, and this equipment is between cross lapping machine and pre-needling machine, for fluffy fleece continuous-stable flowed to needing machine.In course of conveying, the fluffy fiber net through extruding still can expand at neutral gear, and this is possible to cause fiber clogging.Pre-thorn feeding machine should reduce drawing-off, it is to avoid fleece disconnects, and blocking when avoiding fleece to feed again is stung the quality of feeding machine the most in advance, directly affected the one-tenth cloth quality of pre-needling machine.Along with the continuous progress of acupuncture production technology, pre-thorn feeding machine is also required to the exploitation design carrying out meeting development trend as important auxiliary equipment.
Summary of the invention
The purpose of the present invention is provided a kind of for fleece just by the problem such as misdraft and blocking can enter the pre-thorn feeding unit in pre-needling region by stable and continuous conveying fiber net be applicable to needle-punched production line.The present invention is on the premise of the strength and stiffness ensureing roll body, the diameter of each transmission roll body is the least, makes feeding region shorten, to reduce the drawing-off of fleece as far as possible, therefore devise special wire guide sheet and wire guide sheet bracket, and use the curtain conveying fiber net of special material.
It is an object of the invention to be achieved through the following technical solutions:
The pre-thorn feeding unit being applicable to needle-punched production line of the present invention includes that the cross lapping machine set gradually along flow direction of material goes out lace curtaining, transition curtain, lower convoying curtain, the feeding roller up and down cooperated, wire guide sheet, wire guide sheet bracket, and is positioned at the upper convoying curtain for extrusion fiber net above lower convoying curtain;Described lower convoying curtain is arranged on wallboard in tilting mode from low to high by flow direction of material, described lower convoying curtain can suitably adjust according to the thickness of fleece with the angle of inclination of upper convoying curtain, and the end that crosses of described lower convoying curtain and upper convoying curtain is the feed end of upper and lower feeding roller;Fleece is gone out lace curtaining by cross lapping machine and is delivered to pre-thorn feeding unit, deliver between upper convoying curtain and lower convoying curtain through transition curtain, after being squeezed, sent into the acupuncture region between pre-needling machine stripping plate and the cotton plate of torr by upper feeding roller, lower feeding roller, wire guide sheet and wire guide sheet bracket.
The diameter of heretofore described lower feeding roller is 1.5 times of upper feeding roller diameter;Upper feeding roller uses little roller and lower feeding roller to use big roller that wire guide sheet can be made as close possible to acupuncture district, reduce the cavity area formed between roll body, fleece is made out to be directly entered acupuncture district from feeding machine, so fleece fully can be extruded, reduce fleece as far as possible and produce fluffy in course of conveying, reduce the initial drawing-off of fleece.
Heretofore described wire guide sheet bracket is the arcs of recesses structure matched with lower feeding roller diameter dimension, and described wire guide sheet bracket with lower feeding roller the most all with the groove that position dimension is corresponding;Described wire guide sheet is arranged on upper and lower feeding roller, and in the groove of the finger tip embedding wire guide sheet bracket of described wire guide sheet, micro-upper plane higher than the cotton plate of torr.Said structure makes the fleece can smooth entrance pre-needling region, it is to avoid fleece enters the blocking in acupuncture region, reduces the misdraft of fleece.
Heretofore described upper convoying curtain uses carbon curtain, and anti-static effect is good, makes fleece compression more smooth, reduces the fleece sliding produced because of feeding machine convoying curtain as far as possible and affect grammes per square metre deviation.
The principle of the invention and having the beneficial effect that:
The present invention is by using the live-roller of minor diameter as far as possible and upper and lower feeding roller, so that the cavity area formed between roll body is the least.Feeding roller uses different size of diameter up and down, and wire guide sheet size is the most corresponding, and roll body diameter is the least, and fleece is interregional away from the shortest to pre-needling by stinging feeding machine in advance, can greatly avoid misdraft.Wire guide sheet on lower feeding roller and wire guide sheet bracket complementary crevices, it is ensured that fleece will not expand downwards, wire guide sheet finger tip embeds in the groove of wire guide sheet bracket, micro-upper plane higher than the cotton plate of torr, it is easy to the conveying of fleece, reduces the vestige of wire guide sheet finger tip holding fleece, improve fabric quality.Upper convoying curtain uses carbon fibre material manufacture, lightweight, and antistatic, and lower convoying curtain and transition curtain use PU material, and outer surface does antistatic and processes, it is ensured that fleece smooth wrinkle-free.Further, since fleece is squeezed in course of conveying, and the strict expansion springback capacity that controls, ensure to greatest extent not block when fleece enters pre-needling region, and web density is uniform.Convoying curtain and upper and lower feeding roller are respectively adopted servo-control system up and down, and action is accurate, and speed is steady, the quality of non-weaving cloth is greatly improved, has obvious economic benefit.
Accompanying drawing explanation
Fig. 1 is the structural principle schematic diagram of the present invention.
Fig. 2 is upper and lower feeding roller and wire guide sheet, the partial enlarged drawing at wire guide sheet bracket position in Fig. 1.
Sequence number in figure: 1, cross lapping machine goes out lace curtaining, 2, transition curtain, 3, upper convoying curtain, 4, lower convoying curtain, 5, upper feeding roller, 6, lower feeding roller, 7, wire guide sheet, 8, wire guide sheet bracket, 9, wallboard, 10, stripping plate, 11, the cotton plate of torr, 12, pricker, 13, fleece.
Detailed description of the invention
The present invention is further described below with reference to embodiment (accompanying drawing):
As shown in Figure 1, the pre-thorn feeding unit being applicable to needle-punched production line of the present invention include the cross lapping machine set gradually along flow direction of material go out lace curtaining 1, transition curtain 2, lower convoying curtain 4, the feeding roller up and down 5 cooperated, 6, wire guide sheet 7, wire guide sheet bracket 8, and be positioned at the upper convoying curtain 3 for extrusion fiber net 13 above lower convoying curtain 4;Described lower convoying curtain 4 is arranged on wallboard 9 in tilting mode from low to high by flow direction of material, described lower convoying curtain 4 can suitably adjust according to the thickness of fleece 13 with the angle of inclination of upper convoying curtain 3, and the end that crosses of described lower convoying curtain 4 and upper convoying curtain 3 is the feed end of upper and lower feeding roller 5,6;Fleece is gone out lace curtaining 1 by cross lapping machine and is delivered to pre-thorn feeding unit, deliver between upper convoying curtain 3 and lower convoying curtain 4 through transition curtain 2, after being squeezed, sent into the acupuncture region between pre-needling machine stripping plate 10 and the cotton plate 11 of torr by upper feeding roller 5, lower feeding roller 6, wire guide sheet 7 and wire guide sheet bracket 8.
The diameter of heretofore described lower feeding roller 6 is 1.5 times of upper feeding roller 5 diameter;Upper feeding roller 5 uses little roller and lower feeding roller 6 to use big roller that wire guide sheet can be made as close possible to pricker district, reduce the cavity area formed between roll body, fleece is made out to be directly entered pricker district from feeding machine, so fleece fully can be extruded, reduce fleece as far as possible and produce fluffy in course of conveying, reduce the initial drawing-off of fleece.Heretofore described wire guide sheet bracket 8 is the arcs of recesses structure matched with lower feeding roller 6 diameter dimension, and described wire guide sheet bracket 8 with lower feeding roller 6 the most all with the groove that position dimension is corresponding;Described wire guide sheet 7 is arranged on upper and lower feeding roller 5,6, and in the groove of the finger tip embedding wire guide sheet bracket 8 of described wire guide sheet 7, micro-upper plane higher than the cotton plate 11 of torr.Said structure makes the fleece can smooth entrance pre-needling region, it is to avoid fleece enters the blocking in acupuncture region, reduces the misdraft of fleece.Furtherly: in wherein wire guide sheet finger tip embeds the groove of wire guide sheet bracket, micro-upper plane higher than the cotton plate of torr.And as far as possible near first row pricker, to help fleece to enter smoothly in pre-needling region, and the very first time can be reinforced by pricker, so can be effectively prevented from fleece resilience and be blocked in the entrance in pre-needling region.Fleece continuous and stable is effectively delivered to pre-needling machine by the present invention, decreases unnecessary drawing-off and fleece resilience clogging, and reduces the vestige of wire guide sheet finger tip holding fleece, greatly improves the quality of non-weaving cloth.
The operation principle of the present invention is as follows:
Cross lapping machine is linked together by the present invention with pre-needling machine, and fleece is transported to pre-thorn feeding machine by the lace curtaining 1 that goes out of cross lapping machine, through pre-thorn feeding machine transition curtain 2, and convoying curtain 3 and the conveying crush zone that stings in advance under feeding machine between convoying curtain 4 entrances in.Angle adjustable between upper convoying curtain 3 and lower convoying curtain 4, it is possible to the fleece of the different grammes per square metre of conveying extruding.Fleece is sent into pre-needling region by pressure network formula intake mechanism after extruding again.Wherein pressure network formula intake mechanism is by feeding roller 5, lower feeding roller 6, wire guide sheet 7, and wire guide sheet bracket 8 grade forms.Above structure is arranged on wallboard 9, adds that the motion control unit such as motor, cylinder collectively forms;Fleece enters the acupuncture district between stripping plate 10 and the cotton plate 11 of torr, is delivered to next unit machine after pricker 12 thrusts reinforcing.Servo controller controls servomotor and completes the actions such as transmission feeding, thus realizes stable and continuous conveying fiber net, reduces blocking and drawing-off, mentions the purpose of non-weaving cloth quality.
Claims (4)
1. the pre-thorn feeding unit being applicable to needle-punched production line, it is characterized in that: it includes that the cross lapping machine set gradually along flow direction of material goes out lace curtaining (1), transition curtain (2), lower convoying curtain (4), the feeding roller up and down (5,6) cooperated, wire guide sheet (7), wire guide sheet bracket (8), and is positioned at the upper convoying curtain (3) for extrusion fiber net (13) of lower convoying curtain (4) top;Described lower convoying curtain (4) is arranged on wallboard (9) in tilting mode from low to high by flow direction of material, described lower convoying curtain (4) adjusts according to the thickness of fleece (13) with the angle of inclination of upper convoying curtain (3), and the end that crosses of described lower convoying curtain (4) and upper convoying curtain (3) is the feed end of upper and lower feeding roller (5,6).
The pre-thorn feeding unit being applicable to needle-punched production line the most according to claim 1, it is characterised in that: the diameter of described lower feeding roller (6) is 1.5 times of upper feeding roller (5) diameter.
The pre-thorn feeding unit being applicable to needle-punched production line the most according to claim 1, it is characterized in that: described wire guide sheet bracket (8) is the arcs of recesses structure matched with lower feeding roller (6) diameter dimension, and described wire guide sheet bracket (8) with lower feeding roller (6) the most all with the groove that position dimension is corresponding;Described wire guide sheet (7) is arranged on upper and lower feeding roller (5,6), and in the groove of finger tip embedding wire guide sheet bracket (8) of described wire guide sheet (7), micro-upper plane higher than the cotton plate (11) of torr.
The pre-thorn feeding unit being applicable to needle-punched production line the most according to claim 1, it is characterised in that: upper convoying curtain (3) uses carbon curtain.
Priority Applications (1)
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CN201610641741.7A CN106012312A (en) | 2016-08-08 | 2016-08-08 | Pre-needling feed device suitable for needling production line |
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CN201610641741.7A CN106012312A (en) | 2016-08-08 | 2016-08-08 | Pre-needling feed device suitable for needling production line |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107829220A (en) * | 2017-12-04 | 2018-03-23 | 常熟市振泰无纺机械有限公司 | Cotton machine is fed in pre-needling |
CN108998891A (en) * | 2018-08-29 | 2018-12-14 | 江苏润众环保材料有限公司 | PTFE Nomex lapping control device |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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US6175996B1 (en) * | 1999-07-22 | 2001-01-23 | Weavexx Corporation | Method of forming a papermakers' felt |
CN101008113A (en) * | 2007-01-20 | 2007-08-01 | 汕头三辉无纺机械厂有限公司 | Clamping type feeding device of pre-pricking machine |
CN201915225U (en) * | 2010-12-29 | 2011-08-03 | 常熟市天顺无纺设备有限公司 | Finished felt-gathering mechanism of needle machine for endless felts |
CN203890630U (en) * | 2014-05-30 | 2014-10-22 | 佛山市斯乐普特种材料有限公司 | Fiber web feeding device of spunbonded needling production line |
CN105755678A (en) * | 2016-03-28 | 2016-07-13 | 浙江繁盛超纤制品有限公司 | Non-woven fabric puncture feeding device |
-
2016
- 2016-08-08 CN CN201610641741.7A patent/CN106012312A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6175996B1 (en) * | 1999-07-22 | 2001-01-23 | Weavexx Corporation | Method of forming a papermakers' felt |
CN101008113A (en) * | 2007-01-20 | 2007-08-01 | 汕头三辉无纺机械厂有限公司 | Clamping type feeding device of pre-pricking machine |
CN201915225U (en) * | 2010-12-29 | 2011-08-03 | 常熟市天顺无纺设备有限公司 | Finished felt-gathering mechanism of needle machine for endless felts |
CN203890630U (en) * | 2014-05-30 | 2014-10-22 | 佛山市斯乐普特种材料有限公司 | Fiber web feeding device of spunbonded needling production line |
CN105755678A (en) * | 2016-03-28 | 2016-07-13 | 浙江繁盛超纤制品有限公司 | Non-woven fabric puncture feeding device |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107829220A (en) * | 2017-12-04 | 2018-03-23 | 常熟市振泰无纺机械有限公司 | Cotton machine is fed in pre-needling |
CN108998891A (en) * | 2018-08-29 | 2018-12-14 | 江苏润众环保材料有限公司 | PTFE Nomex lapping control device |
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