CN108457002B - Needle structure for needling non-woven fabric - Google Patents
Needle structure for needling non-woven fabric Download PDFInfo
- Publication number
- CN108457002B CN108457002B CN201810418424.8A CN201810418424A CN108457002B CN 108457002 B CN108457002 B CN 108457002B CN 201810418424 A CN201810418424 A CN 201810418424A CN 108457002 B CN108457002 B CN 108457002B
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- China
- Prior art keywords
- needle
- needling
- mounting groove
- woven fabric
- saw tooth
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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)
- Nonwoven Fabrics (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The invention provides a needle structure for needling non-woven fabrics, which comprises a sliding seat, a plate body, a central shaft, a sliding block, an electric push rod, a connecting rod and a puncture needle, wherein the lower end of the connecting rod is provided with a mounting groove, the upper end of the puncture needle is connected with the mounting groove, the puncture needle comprises a needle point, a working part, a tapered cone, a needle handle and a bent handle, the lower end of the needle handle is provided with a limiting convex ring, the lower end of the limiting convex ring is provided with the tapered cone, the lower end of the tapered cone is provided with the working part, the cross section of the working part is triangular, two sides of the working part are provided with a plurality of downward saw teeth, the outer ends of the saw teeth are provided with arc surfaces, the lower ends of the saw teeth are provided with saw tooth grooves, and the bottom surface of the saw tooth grooves is provided with protruding arc bodies. According to the needle structure for needling the non-woven fabric, the contact area of the needles and the non-woven fabric is increased, the production efficiency is improved, meanwhile, the non-woven fabric is connected more easily through the arrangement of the saw tooth shape of the triangular section, and the strength of the non-woven fabric is improved.
Description
[ field of technology ]
The invention relates to the technical field of non-woven fabrics machinery, in particular to a needle structure for needling non-woven fabrics.
[ background Art ]
The needled non-woven fabric is one of dry non-woven fabrics, short fibers are opened, carded and laid into a fiber web, then the fiber web is reinforced into cloth through needles, the needles are provided with hooks, the fiber web is repeatedly penetrated, the hook fibers are reinforced to form the needled non-woven fabric, the non-woven fabric has no warp and weft separation, the fiber forming cloth is disordered, and the difference of warp and weft properties is small.
The proportion of the needled non-woven fabric in the non-woven fabric production line is twenty-eight to thirty percent, the needled non-woven fabric has the technological forms of pre-needling, main needling, pattern needling, ring needling, tubular needling and the like, and the contact area of the needling and the non-woven fabric is too small, so that the non-woven fabric needs to be repeatedly needled for many times, and the needling can only perform fixed up-and-down movement, so that when the strength of the non-woven fabric is enhanced, a plurality of needling needles need to move simultaneously.
[ invention ]
The invention aims to overcome the defects of the prior art, provide a needle structure for needling non-woven fabrics, prolong the movement route of the needles on the non-woven fabrics, realize the strength enhancement of the non-woven fabrics by needing less needles, reduce the production cost, and simultaneously, the arrangement of the triangular section zigzag shape can more easily connect the non-woven fabrics, thereby improving the strength of the non-woven fabrics.
In order to achieve the above object, the invention provides a needle structure for needling non-woven fabrics, which comprises a sliding seat, a plate body, a central shaft, a sliding block, an electric push rod, a connecting rod and a puncture needle, wherein an air cylinder is arranged at the rear side of the sliding seat, the plate body is arranged at the front upper end of the sliding seat, the central shaft is vertically arranged below the plate body, the sliding block is arranged on the central shaft, the sliding block can move up and down on the central shaft under the driving of a motor, the sliding block is provided with the connecting seat, the electric push rod is arranged on the connecting seat, the right end of the electric push rod is provided with the connecting rod, the lower end of the connecting rod is provided with a mounting groove, the upper end of the puncture needle is connected with the mounting groove, the puncture needle comprises a needle point, a working part, a tapered cone, a needle handle and a bent handle, the lower end of the needle handle is provided with a limiting convex ring, the lower end of the limiting convex cone is arranged at the lower end of the limiting convex cone, the lower end of the saw tooth groove is provided with a plurality of saw teeth grooves, the lower end of the saw teeth groove is provided with a plurality of saw teeth, the lower end is provided with a plurality of saw teeth, and the lower end is provided with a plurality of saw teeth with a circular arc groove, and the saw teeth are provided with a plurality of saw teeth with a round tooth teeth.
Preferably, the upper end of the bent handle is provided with a groove, the mounting groove is internally provided with a clamping strip, the groove is mutually clamped with the clamping strip, the inner diameter of the mounting groove is identical with the length of the bent handle, the periphery of the outer wall of the mounting groove is provided with a magnet, the magnet and the bent handle are mutually attracted, the two sides of the lower part of the mounting groove are provided with threaded rods, the upper end of the needle handle is sleeved with a fixing ring, and the fixing ring is connected with the threaded rods through threads.
Preferably, the fixing ring comprises a first fixing ring and a second fixing ring, the first fixing ring is connected with the threaded rod through threads, and the inner diameter of the second fixing ring is matched with the outer diameter of the needle handle.
Preferably, the needle tip is spirally twisted.
Preferably, the lancet is moved in a curved manner.
Preferably, a flattening part is arranged between two adjacent sawteeth, and the upper end of the flattening part is connected with the circular arc body.
Preferably, the width of the limiting convex ring is larger than the distance between the left end point of the saw tooth on the left side and the right end point of the saw tooth on the right side.
The invention has the beneficial effects that: the puncture needles of the invention puncture the non-woven fabric in a curve-shaped movement mode, thereby prolonging the movement route of the puncture needles on the non-woven fabric, driving more fibers in the non-woven fabric to move, needing less puncture needles to realize the strength enhancement of the non-woven fabric, reducing the production cost, and being mutually clamped with the mounting groove, thereby being convenient for replacing the damaged puncture needles; the setting of working position triangle cross-section zigzag is easier connects the non-woven fabrics, has improved the intensity of non-woven fabrics, and the arc surface will reduce to minimum to fibrous damage, and the rigidity of pjncture needle has been strengthened in the setting of the circular arc body.
The features and advantages of the present invention will be described in detail by way of example with reference to the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a schematic structural view of a needle for needling a nonwoven fabric according to the present invention;
FIG. 2 is a schematic view of the structure of the connecting rod of the present invention;
FIG. 3 is a schematic structural view of a retaining ring;
FIG. 4 is a schematic view of the lancet structure.
In the figure: 1-plate body, 2-center shaft, 3-slider, 4-electric putter, 5-connecting rod, 6-felting needle, 10-sliding groove, 31-connecting seat, 51-mounting groove, 61-needle point, 62-work position, 63-tapered cone, 64-needle handle, 65-curved handle, 66-spacing bulge loop, 511-card strip, 512-magnet, 513-threaded rod, 621-sawtooth, 622-arc surface, 623-saw tooth groove, 624-arc body, 625-flattening portion, 641-fixed ring, 651-groove, 6411-first fixed ring, 6412-second fixed ring.
[ detailed description ] of the invention
The present invention will be further described in detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the detailed description and specific examples, while indicating the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present invention.
As shown in fig. 1 and 4, the invention provides a needle structure for needling non-woven fabrics, comprising a sliding seat 10, a plate body 1, a central shaft 2, a sliding block 3, an electric push rod 4, a connecting rod 5 and a puncture needle 6, wherein the rear side of the sliding seat 10 is provided with an air cylinder, the front upper end of the sliding seat 10 is provided with the plate body 1, the central shaft 2 is vertically arranged below the plate body 1, the central shaft 2 is provided with the sliding block 3, the sliding block 3 can move up and down on the central shaft 2 under the drive of a motor, the sliding block 3 is provided with the connecting seat 31, the connecting seat 31 is provided with the electric push rod 4, the right end of the electric push rod 4 is provided with the connecting rod 5, the lower end of the connecting rod 5 is provided with a mounting groove 51, the upper end of the puncture needle 6 is connected with the mounting groove 51, the puncture needle 6 comprises a needle tip 61, a working part 62, a taper cone 63, a needle handle 64 and a bent handle 65, the bent handle 65 is clamped with the mounting groove 51, the lower end of the bent handle 65 is provided with a needle handle 64, the lower end of the needle handle 64 is provided with a limiting convex ring 66, the lower end of the limiting convex ring 66 is provided with a tapered cone 63, the lower end of the tapered cone 63 is provided with a working part 62, the cross section of the working part 62 is triangular, two sides of the working part 62 are provided with a plurality of downward saw teeth 621, the outer end of the saw teeth 621 is provided with an arc surface 622, the lower end of the saw teeth 621 is provided with a saw tooth groove 623, the bottom surface of the saw tooth groove 623 is provided with a convex arc body 624, the lower end of the working part 62 is provided with a needle tip 61, the upper end of the bent handle 65 is provided with a groove 651, the mounting groove 51 is internally provided with a clamping strip 511, the groove 651 is mutually clamped with the clamping strip 511, the inner diameter of the installation groove 51 is matched with the length of the bent handle 65, a magnet 512 is arranged on the periphery of the outer wall of the installation groove 51, the magnet 512 and the bent handle 65 are attracted to each other, threaded rods 513 are arranged on two sides below the installation groove 51, the upper end of the needle handle 64 is sleeved with a fixing ring 641, the fixing ring 641 is connected with the threaded rods 513 through threads, the fixing ring 641 comprises a first fixing ring 6411 and a second fixing ring 6412, the first fixing ring 6411 is connected with the threaded rods 513 through threads, the inner diameter of the second fixing ring 6412 is matched with the outer diameter of the needle handle 64, the needle tip 61 is spirally twisted, the needle 6 moves in a curved shape, a flattening portion 625 is arranged between every two adjacent sawteeth 621, the upper end of the flattening portion 625 is connected with an arc body 624, and the width of the limiting convex ring 66 is larger than the distance between the left end point of each sawteeth 621 and the right end point of each sawteeth 621.
The working process of the invention comprises the following steps:
in the structure of the needle for needling the non-woven fabric, when the non-woven fabric is punctured, the air cylinder drives the sliding seat 10 to move back and forth, the motor drives the sliding block 3 to move up and down on the central shaft 2, the sliding block 3 drives the sliding seat 31, the electric push rod 4 and the needling needle 6 to move up and down, and meanwhile, the electric push rod 4 drives the needling needle 6 to move horizontally, so that the needling needle 6 does curved needling to the non-woven fabric, more fibers in the non-woven fabric are driven to move, fewer needling needles are required to realize the strength enhancement of the non-woven fabric, and meanwhile, due to the triangular section of the working part 62, the downward saw teeth 621 are arranged on the working part 62, so that more fibers in the non-woven fabric are hooked more easily, the strength of the non-woven fabric is increased, the disconnection between the non-woven fabric and a layer is avoided, and the working efficiency is improved; in the actual production process, the lead of the air cylinder to the sliding seat 10, the lead of the up-and-down motion of the sliding block 3 and the lead of the horizontal motion of the electric push rod 4 pushing the needle 6 can be properly adjusted, so that the needle 6 can optimally puncture the non-woven fabric, the optimal effect of the non-woven fabric puncture is met, the distance of the needle 6 entering the non-woven fabric is limited by the setting of the limiting convex ring 66, and the influence of the too short or too long distance of the needle 6 entering the non-woven fabric on the needle effect is avoided. The invention has simple structure and high practicability.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, or alternatives falling within the spirit and principles of the invention.
Claims (5)
1. A needle structure for needling a nonwoven fabric, characterized in that: including sliding seat (10), plate body (1), center pin (2), slider (3), electric putter (4), connecting rod (5), pjncture needle (6), the rear side of sliding seat (10) be equipped with the cylinder, the front upper end of sliding seat (10) be equipped with plate body (1), the below of plate body (1) be provided with center pin (2) perpendicularly, center pin (2) on be equipped with slider (3), slider (3) can be in under the drive of motor go up and down on center pin (2), slider (3) on be provided with connecting seat (31), connecting seat (31) on be provided with electric putter (4), the right-hand member of electric putter (4) be equipped with connecting rod (5), the lower extreme of connecting rod (5) be equipped with mounting groove (51), the upper end and mounting groove (51) of pjncture needle (6) be connected, pjncture needle (6) include needle point (61), working position (62), taper shank (64) and curved shank (65) can carry out the up-down motion on center pin (2), connecting seat (31) on be provided with connecting seat (31) on be equipped with electric putter (5), the right-hand member (5), the lower extreme (65) be equipped with curved shank (64) and curved shank (65), the lower end of the limiting convex ring (66) is provided with a tapered cone (63), the lower end of the tapered cone (63) is provided with a working part (62), the cross section of the working part (62) is triangular, two sides of the working part (62) are provided with a plurality of downward-oriented saw teeth (621), the outer end of each saw tooth (621) is provided with an arc surface (622), the lower end of each saw tooth (621) is provided with a saw tooth groove (623), the bottom surface of each saw tooth groove (623) is provided with a convex arc body (624), and the lower end of each working part (62) is provided with a needle point (61); the upper end of the bent handle (65) is provided with a groove (651), the mounting groove (51) is internally provided with a clamping strip (511), the groove (651) is mutually clamped with the clamping strip (511), the inner diameter of the mounting groove (51) is matched with the length of the bent handle (65), the periphery of the outer wall of the mounting groove (51) is provided with a magnet (512), the magnet (512) and the bent handle (65) are mutually attracted, the two sides below the mounting groove (51) are provided with threaded rods (513), the upper end of the needle handle (64) is sleeved with a fixing ring (641), and the fixing ring (641) is connected with the threaded rods (513) through threads; a flattening part (625) is arranged between two adjacent sawteeth (621), and the upper end of the flattening part (625) is connected with the circular arc body (624).
2. A needle structure for needling a nonwoven fabric according to claim 1, characterized in that: the fixed ring (641) comprises a first fixed ring (6411) and a second fixed ring (6412), the first fixed ring (6411) is connected with the threaded rod (513) through threads, and the inner diameter of the second fixed ring (6412) is matched with the outer diameter of the needle handle (64).
3. A needle structure for needling a nonwoven fabric according to claim 1, characterized in that: the needle tip (61) is spirally twisted.
4. A needle structure for needling a nonwoven fabric according to claim 1, characterized in that: the puncture needle (6) moves in a curve shape.
5. A needle structure for needling a nonwoven fabric according to claim 1, characterized in that: the width of the limiting convex ring (66) is larger than the distance between the left end point of the saw tooth (621) on the left side and the right end point of the saw tooth (621) on the right side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810418424.8A CN108457002B (en) | 2018-05-04 | 2018-05-04 | Needle structure for needling non-woven fabric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810418424.8A CN108457002B (en) | 2018-05-04 | 2018-05-04 | Needle structure for needling non-woven fabric |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108457002A CN108457002A (en) | 2018-08-28 |
| CN108457002B true CN108457002B (en) | 2023-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810418424.8A Active CN108457002B (en) | 2018-05-04 | 2018-05-04 | Needle structure for needling non-woven fabric |
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| CN (1) | CN108457002B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019230449A1 (en) * | 2018-05-29 | 2019-12-05 | オルガン針株式会社 | Felting needle |
| CN111826810B (en) * | 2020-07-06 | 2022-04-22 | 浙江钜锋针业股份有限公司 | Special non-woven felting needle for polyester tire geotextile and processing equipment thereof |
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| WO2014017696A1 (en) * | 2012-07-25 | 2014-01-30 | An Tae Young | Seamless tubular non-woven fabric having no limitations on diameter and length, and apparatus for manufacturing same |
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| CN206858773U (en) * | 2017-03-24 | 2018-01-09 | 上海灵氟隆新材料科技有限公司 | Needling device and split fiber carding machine including its poly tetrafluoroethylene |
| CN208395408U (en) * | 2018-05-04 | 2019-01-18 | 浙江珵美科技有限公司 | A kind of structure of the needle of needle punched non-woven fabrics |
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2018
- 2018-05-04 CN CN201810418424.8A patent/CN108457002B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007070765A (en) * | 2005-09-07 | 2007-03-22 | Shiseido Co Ltd | Method and apparatus for successively forming openings in nonwoven fabric |
| CN101596062A (en) * | 2008-06-06 | 2009-12-09 | 丰田纺织株式会社 | Carpet and manufacture method thereof |
| WO2014017696A1 (en) * | 2012-07-25 | 2014-01-30 | An Tae Young | Seamless tubular non-woven fabric having no limitations on diameter and length, and apparatus for manufacturing same |
| CN104141200A (en) * | 2014-07-17 | 2014-11-12 | 青岛铠硕纺机有限公司 | Non-woven needling equipment |
| CN204849272U (en) * | 2015-07-21 | 2015-12-09 | 台州市幼龙制针有限公司 | Nonwoven needle |
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| CN108457002A (en) | 2018-08-28 |
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Effective date of registration: 20230918 Address after: 438000 tangjiadu village committee, Yuwang sub district office, Huangzhou District, Huanggang City, Hubei Province Applicant after: HUBEI LYUYU ENVIRONMENTAL PROTECTION Co.,Ltd. Address before: No. 100, Huhang Road, Qinshan Street, Jiaxing City, Zhejiang Province, 314300 Applicant before: Zhuang Yueli |
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