CN107841823B - Jacquard relay needle of outer-packed knitting machine and combined jacquard needle assembly - Google Patents
Jacquard relay needle of outer-packed knitting machine and combined jacquard needle assembly Download PDFInfo
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- CN107841823B CN107841823B CN201710815924.0A CN201710815924A CN107841823B CN 107841823 B CN107841823 B CN 107841823B CN 201710815924 A CN201710815924 A CN 201710815924A CN 107841823 B CN107841823 B CN 107841823B
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- needle
- jacquard
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- knitting
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B15/00—Details of, or auxiliary devices incorporated in, weft knitting machines, restricted to machines of this kind
- D04B15/66—Devices for determining or controlling patterns ; Programme-control arrangements
- D04B15/84—Jacquard cards or mechanisms
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Abstract
The invention provides a jacquard relay needle of an outsourcing knitting machine and a combined jacquard needle assembly, and belongs to the technical field of knitting machinery. The technical problems that the universality of the existing relay needle and knitting needle is poor, arbitrary needle adding and needle subtracting knitting in reciprocating knitting can not be completed, loops are formed and the like are solved. The jacquard needle comprises a relay needle rod, wherein one end of the relay needle rod is provided with a jacquard needle connecting part, the other end of the relay needle rod is provided with a knitting needle connecting part, the knitting needle connecting part is provided with an inwards concave needle clamping groove, the jacquard needle connecting part is provided with a thimble surface, and the thimble surface and the needle clamping groove are arranged on the same side of the relay needle rod. The invention can enhance the universality and the transmission stability of the relay needle and the common knitting needle.
Description
Technical Field
The invention belongs to the field of knitting machinery, relates to knitting needles, and particularly relates to a jacquard relay needle of an outsourcing knitting machine and a combined jacquard needle assembly.
Background
The first knitting machine for imperial Li Faming in 1589 adopts hooks to knit the formed sock sheets, and after hundreds of years of development, the knitting machine is developed towards the directions of high knitting efficiency, complex products and high automation degree in order to meet the increasingly improved material demands and spirit demands of people. Among them, jacquard technology is an important technical means in the knitting field. In the prior art, a needle selector selects a corresponding jacquard needle, and the jacquard needle pushes the knitting needle to enter a jacquard triangle to perform jacquard motion. Seven-character needles are arranged between the more advanced jacquard needles and knitting needles, but the mode has the advantages of large transmission resistance, long movement distance and poor stability.
In order to solve the problems existing in the prior art, long-term exploration is performed, and various solutions are proposed. For example, chinese patent literature discloses a relay needle [ application number: 200420022566.6 it includes needle cylinder with needle slot, panel with jacquard needle between them, main needle between main needle and jacquard needle, relay needle with tail end superposed on the outer side of contact end of jacquard needle; and a jacquard needle foot are arranged at one side of the jacquard needle, and an upper needle flattening device and a lower needle flattening device are arranged at the outer side of the jacquard needle foot and the jacquard needle foot. The jacquard needle swings transversely and internally by taking the joint point of the back surface of the upper needle and the back surface of the lower needle as a fulcrum, the contact end of the jacquard needle toggles the relay needle through the needle moving surface, so that the stitch of the relay needle enters the needle moving track, and the main needle is driven by the connecting hook to move vertically along with the relay needle, namely, the main needle in the same groove is pushed to move longitudinally, and the corresponding main needle is jacquard.
Although the transmission distance and the transmission torque can be effectively reduced by the scheme, the relay in the scheme really needs to customize the main needle matched with the relay needle, and in the scheme, the main needle cannot automatically realize the needle picking action in the jacquard process.
Disclosure of Invention
The invention aims at solving the problems and provides a jacquard relay needle of an outsourcing knitting machine; solves the technical problem that a specific knitting needle is needed in the prior art.
The invention aims at solving the problems and provides a combined type relay needle assembly of jacquard relay needles by adopting an outer wrapping type knitting machine; the technical defect that any needle adding and needle subtracting knitting can not be completed in reciprocating knitting in the prior art is overcome.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the jacquard relay needle of the outer wrapping knitting machine comprises a relay needle rod, wherein one end of the relay needle rod is provided with a jacquard needle connecting part, the other end of the relay needle rod is provided with a knitting needle connecting part, the knitting needle connecting part is provided with an inwards-sunken needle clamping groove, the jacquard needle connecting part is provided with a thimble surface, and the thimble surface and the needle clamping groove are arranged on the same side of the relay needle rod.
In the jacquard relay needle of the outer-wrapping knitting machine, the needle clamping groove is square, a needle clamping notch is formed in the upper wall of the needle clamping groove, a lower push needle plane is formed in the lower wall of the needle clamping groove, and a lower push needle plane is formed in the upper wall of the needle clamping groove.
In the jacquard relay needle of the outer-wrapping knitting machine, the needle connecting part is provided with the needle supporting column on the upper surface close to the needle clamping notch, the side part of the needle supporting column is provided with the abutting head, the abutting head and the needle clamping groove are positioned on the same side of the needle connecting part, and the abutting head protrudes out of the needle supporting column.
In the jacquard relay needle of the outer-wrapping knitting machine, the knitting connecting part is provided with an upper stitch, the relay needle rod is also provided with a lower needle, the lower needle and the upper needle are positioned on the same side of the relay needle rod, and the lower needle is close to the jacquard needle connecting part.
In the jacquard relay needle of the outer-wrapping knitting machine, the lower stitch is in a dovetail shape, and the upper side and the lower side of the lower stitch are provided with needle moving surfaces which form acute angles with the relay needle bar.
In the jacquard relay needle of the outer-wrapping knitting machine, the jacquard needle connecting part is provided with a jacquard needle connecting notch, and the thimble surface is arranged in the jacquard needle connecting notch.
In the jacquard relay needle of the outer-packed knitting machine, the ejector pin surface comprises a first ejector pin surface and a second ejector pin surface, the intersection of the first ejector pin surface and the second ejector pin surface is an obtuse angle, and the intersection point of the first ejector pin surface and the second ejector pin surface forms a needle rotating point.
In the jacquard relay needle of the outer-wrapping knitting machine, the first thimble surface and the side surface of the relay needle bar, which is provided with the jacquard needle connecting notch, form an acute angle and are in transition through an arc, and the tail end of the jacquard needle connecting part is provided with an anti-collision chamfer.
The combined jacquard needle component of the jacquard relay needle of the outsourcing knitting machine further comprises a knitting needle, the knitting needle connecting part is connected with the knitting needle in a clamping mode, the knitting needle stitch is clamped in the clamping needle groove, and the abutting head abuts against a needle rod of the knitting needle.
The combined jacquard needle assembly further comprises jacquard needles, wherein the jacquard needles are connected with the jacquard needle connecting parts, ejector pin rods are arranged at one ends of the jacquard needles, which are close to the jacquard needle connecting parts, and the ejector pin surfaces are abutted against the ejector pin rods.
Compared with the prior art, the invention has the advantages that:
1. the connection point of the knitting needle and the jacquard needle with the relay needle is positioned at the same side of the relay needle, so that the stability of needle selection in jacquard motion of the knitting needle is effectively enhanced.
2. The knitting needle is connected with the relay needle through the square needle clamping groove, the needle clamping groove is suitable for standard customization of the knitting needle, universality of the relay needle is improved, and meanwhile stability of the relay needle for transmission of the knitting needle is improved.
3. The relay needle replaces the knitting needle to rub with the jacquard mechanism, and the service life of the knitting needle is prolonged. In the jacquard process, the two ends of the relay needle are controlled by the jacquard mechanism, so that the controllability and the stability of the jacquard needle are enhanced.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic diagram of the structure of jacquard relay needles of an outsourcing knitting machine.
Fig. 2 is an enlarged view of a portion of fig. 1 a provided by the present invention.
FIG. 3 is a schematic view of a combination jacquard needle assembly according to the present invention.
Fig. 4 is a partial enlarged view at B in fig. 3 provided by the present invention.
Fig. 5 is an enlarged view of a portion of fig. 3 at C, provided by the present invention.
FIG. 6 is a schematic view of the assembly of a modular jacquard needle assembly provided by the present invention.
Fig. 7 is a schematic view of the structure of the relay needle described in example 2 provided by the present invention.
In the figure, a relay needle bar 1, a jacquard needle connecting part 2, a thimble surface 21, a jacquard needle connecting notch 22, a first thimble surface 23, a second thimble surface 24, a needle rotating point 25, an anti-collision chamfer 26, a knitting needle connecting part 3, a needle clamping groove 31, a needle clamping notch 32, a lower push needle plane 33, a needle supporting column 34, an abutting head 35, an upper stitch 36, a lower stitch 37, a needle running surface 371, a knitting needle 4, a jacquard needle 5, a thimble bar 51 and an upper push needle plane 52.
Detailed Description
Example 1
As shown in fig. 1, the jacquard relay needle of the outer-wrapping knitting machine comprises a relay needle rod 1, wherein one end of the relay needle rod 1 is provided with a jacquard needle connecting part 2, the other end of the relay needle rod 1 is provided with a knitting needle connecting part 3, the knitting needle connecting part 3 is provided with a clamping needle groove 31 which is inwards concave, the jacquard needle connecting part 2 is provided with a thimble surface 21, and the thimble surface 21 and the clamping needle groove 31 are arranged on the same side of the relay needle rod 1.
The jacquard needle connecting part 2 is connected with jacquard needles, the knitting needle connecting part 3 is connected with knitting needles, when jacquard needles are selected by jacquard assemblies and are beaten to the jacquard needle connecting part 2, the jacquard relay needles of the outsourcing knitting machine are stressed at one end only and rotate at a certain point on the relay needle bar 1, at the moment, because the clamping needle grooves 31 and the thimble surfaces 21 are positioned at the same side of the relay needle bar 1, the knitting needle connecting part 3 moves towards the direction close to the knitting needles, the inner effects are mutually, the clamping needle grooves 31 are clung to the connecting parts of the knitting needles, and the other ends of the knitting needles are clung to the needle cylinder grooves, so that the knitting needles are effectively prevented from being separated from the clamping needle grooves 31.
Preferably, the pin slot 31 is square, the upper wall of the pin slot 31 is provided with a pin notch 32, and the lower wall of the pin slot 31 is provided with a push-down pin plane 33 and a push-up pin plane 52. The needle stitch is clamped in the needle clamping groove 31, the needle clamping groove 31 can be adapted according to the standard specification of the needle stitch, the universality of the jacquard relay needle of the outsourcing knitting machine is improved, and a specific non-standard knitting needle is not needed when the relay needle is used. The square needle clamping groove 31 effectively prevents the needle stitch and the needle clamping groove from rotating when the knitting needle is jacked by the jacquard relay needle of the outsourcing knitting machine, and prevents the knitting needle from being accumulated. The needle bar extends out of the needle clamping notch, the arrangement of the lower push needle plane 33 and the upper push needle plane 52 increases the push area of the knitting needle, reduces stress concentration and reduces the probability of damage to the knitting needle.
Preferably, as shown in fig. 2 and 4, the needle connecting portion 3 is provided with a needle supporting column 34 near the upper surface of the needle clamping notch 32, the side portion of the needle supporting column 34 is provided with an abutting head 35, the abutting head and the needle clamping groove 31 are located on the same side of the needle connecting portion 3, and the abutting head 35 protrudes out of the needle supporting column 34. When the jacquard relay needle of the outsourcing knitting machine pushes the knitting needle to move, the knitting needle rod is supported, the operation stability of the knitting needle is enhanced, and meanwhile, the righting rigidity is enhanced.
Further, an upper stitch 36 is provided on the knitting needle connecting portion 3, a lower needle 37 is further provided on the relay needle bar 1, the lower needle and the upper needle are located on the same side of the relay needle bar, and the lower stitch 37 is close to the jacquard needle connecting portion 2. The lower stitch 37 is dovetail-shaped, and the upper side and the lower side of the lower stitch 37 are provided with needle moving surfaces 371 which form acute angles with the relay needle bar 1.
The upper stitch 36 and the lower stitch 37 are respectively arranged at the two ends of the relay needle bar 1 at the same side, so that the relay needle bar 1 has better retention force in motion compared with the case that only the upper stitch 36 or the lower stitch 37 is provided, the relay needle bar 1 is prevented from dislocation motion and collision with a jacquard assembly, and meanwhile, the probability of error occurrence of the knitting needle running track is reduced.
Further, as shown in fig. 5, the jacquard needle connecting portion 2 is provided with a jacquard needle connecting notch 22, and the ejector pin surface 21 is disposed in the jacquard needle connecting notch 22.
Preferably, the thimble surface 21 comprises a first thimble surface 23 and a second thimble surface 24, the intersection of the first thimble surface 23 and the second thimble surface 24 forms an obtuse angle, and the intersection point of the first thimble surface 23 and the second thimble surface 24 forms a rotating needle point 25. The relay needle bar 1 is provided with a fixed needle rotating point, so that the relay needle bar 1 has a fixed motion track when being jacked by jacquard needles, and the knitting needles have stable needle picking action, thereby ensuring the stability in the knitting process, particularly in the jacquard process.
Preferably, the first thimble surface 23 forms an acute angle with the side surface of the relay needle bar 1, on which the jacquard needle connecting notch 22 is arranged, and is in transition through an arc, and the tail end of the jacquard needle connecting part 2 is provided with an anti-collision chamfer 26. When the relay needle bar is jacked to rotate, a rotating space is reserved, and the relay needle bar and the jacquard needle are ensured not to interfere on the premise of ensuring that the action of the relay needle bar 1 is stable.
Example 2
The basic principle of this embodiment is basically the same as that of embodiment 1, except that:
as shown in fig. 7, the upper stitch 36 is provided on the needle connecting portion 3, and the upper stitch 36 is wrapped on the outer side of the needle connecting portion 3, so that the needle clamping groove 31 has a larger depth dimension when the appropriate rigidity of the needle connecting portion 3 is ensured, and the connection between the needle clamping groove 31 and the needle is further stabilized.
The combined jacquard needle assembly applying the jacquard relay needle of the outer-cover knitting machine further comprises a knitting needle 4, the knitting needle connecting part 3 is clamped with the knitting needle 4, the stitch of the knitting needle 4 is clamped in the clamping groove 31, and the abutting head 35 abuts against a needle rod of the knitting needle 4.
The combined jacquard needle assembly further comprises jacquard needles 5, the jacquard needles are connected with the jacquard needle connecting portions 2, ejector pins 51 are arranged at one ends of the jacquard needles 5, which are close to the jacquard needle connecting portions 2, the ejector pin faces 21 are abutted against the ejector pins 51, and needle selecting stitches are arranged at one ends of the jacquard needles, which are far away from jacquard relay needles of the outer-cover knitting machine.
The basic principle of the invention is as follows:
the jacquard needle connecting part 2 is connected with jacquard needles, the knitting needle connecting part 3 is connected with knitting needles, when jacquard needles are selected by jacquard assemblies and are beaten to the jacquard needle connecting part 2, the jacquard relay needles of the outsourcing knitting machine are stressed at one end only and rotate at a certain point on the relay needle bar 1, at the moment, because the clamping needle grooves 31 and the thimble surfaces 21 are positioned at the same side of the relay needle bar 1, the knitting needle connecting part 3 moves towards the direction close to the knitting needles, the inner effects are mutually, the clamping needle grooves 31 are clung to the connecting parts of the knitting needles, and the other ends of the knitting needles are clung to the needle cylinder grooves, so that the knitting needles are effectively prevented from being separated from the clamping needle grooves 31.
When jacquard motion is needed in the knitting process, the needle selecting mechanism acts on needle selecting pins, the needle selecting pins are pressed into a needle cylinder a, one end of a jacquard needle 5 provided with a needle ejecting column 51 is sprung, a needle ejecting surface is oriented, lower pins 37 and upper pins 38 enter a jacquard assembly b to move up and down, and meanwhile, the knitting needles are driven to move up and down.
The knitting needle is driven to swing due to the rotation of the jacquard relay needle revolving needle point 25 of the outer-covered knitting machine while the knitting needle moves up and down, so that the knitting needle finishes the picking effect.
The invention has the advantages that:
1. the connection point of the knitting needle and the jacquard needle with the relay needle is positioned at the same side of the relay needle, so that the stability of the needle picking action in the jacquard action of the knitting needle is effectively enhanced.
2. The knitting needle is connected with the relay needle through the square needle clamping groove, the needle clamping groove is suitable for standard customization of the knitting needle, universality of the relay needle is improved, and meanwhile stability of the relay needle for transmission of the knitting needle is improved.
3. The relay needle replaces the knitting needle to rub with the jacquard mechanism, and the service life of the knitting needle is prolonged. In the jacquard process, the two ends of the relay needle are controlled by the jacquard mechanism, so that the controllability and the stability of the jacquard needle are enhanced.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although the terms of the relay needle bar 1, the jacquard needle connecting portion 2, the ejector pin face 21, the jacquard needle connecting notch 22, the first ejector pin face 23, the second ejector pin face 24, the transfer point 25, the anti-collision chamfer 26, the knitting needle connecting portion 3, the card needle groove 31, the card needle notch 32, the lower push needle plane 33, the stay needle 34, the abutment head 35, the upper stitch 36, the lower stitch 37, the runner face 371, the knitting needle 4, the jacquard needle 5, the ejector pin bar 51, the upper push needle plane 52, etc. are used more herein, the possibility of using other terms is not excluded. These terms are only used to more conveniently describe and explain the nature of the invention and should be construed in a manner consistent with their spirit and scope.
Claims (3)
1. The jacquard relay needle of the outer wrapping knitting machine comprises a relay needle rod (1), wherein one end of the relay needle rod (1) is provided with a jacquard needle connecting part (2), and the other end of the relay needle rod is provided with a knitting needle connecting part (3), and the jacquard relay needle is characterized in that the knitting needle connecting part (3) is provided with an inwards concave needle clamping groove (31), the jacquard needle connecting part (2) is provided with a thimble surface (21), the thimble surface (21) and the needle clamping groove (31) are arranged on the same side of the relay needle rod (1), the thimble surface (21) comprises a first thimble surface (23) and a second thimble surface (24), the intersection of the first thimble surface (23) and the second thimble surface (24) is an obtuse angle, and the intersection point of the first thimble surface (23) and the second thimble surface (24) forms a rotating needle point (25);
the clamping needle groove (31) is square, a clamping needle notch (32) is formed in the upper wall of the clamping needle groove (31), and a lower push needle plane (33) and an upper push needle plane (52) are formed in the lower wall of the clamping needle groove (31);
the knitting needle connecting part (3) is provided with a needle supporting column (34) near the upper surface of the needle clamping notch (32), the side part of the needle supporting column (34) is provided with a propping head (35), the propping head and the needle clamping groove (31) are positioned on the same side of the knitting needle connecting part (3), and the propping head (35) protrudes out of the needle supporting column (34);
an upper stitch (36) is arranged on the knitting needle connecting part (3), a lower stitch (37) is also arranged on the relay needle bar (1), the lower stitch (37) is close to the jacquard needle connecting part (2), the upper stitch (36) and the lower stitch (37) are positioned on the same side of the relay needle bar (1), and the lower stitch (37) and the clamping needle groove (31) are positioned on the opposite side of the relay needle bar (1);
the lower stitch (37) is in a dovetail shape, and the upper side and the lower side of the lower stitch (37) are provided with needle moving surfaces (361) which form acute angles with the relay needle bar (1);
the jacquard needle connecting part (2) is provided with a jacquard needle connecting notch (22), and the thimble surface (21) is arranged in the jacquard needle connecting notch (22);
the first thimble surface (23) forms an acute angle with the side surface of the relay needle bar (1) provided with the jacquard needle connecting notch (22) and transits through an arc, and the tail end of the jacquard needle connecting part (2) is provided with an anti-collision chamfer (26).
2. A combined jacquard needle assembly using the jacquard relay needle of the outer-cover knitting machine according to claim 1, which is characterized by further comprising a knitting needle (4), wherein the knitting needle connecting part (3) is clamped with the knitting needle (4), the needle (4) is clamped in the clamping needle groove (31), and the abutting head (35) abuts against a needle rod of the knitting needle (4).
3. The combined jacquard needle assembly according to claim 2, further comprising jacquard needles (5) connected with the jacquard needle connecting portion (2), wherein an ejector pin rod (51) is arranged at one end of the jacquard needles (5) close to the jacquard needle connecting portion (2), and the ejector pin surface (21) abuts against the ejector pin rod (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710815924.0A CN107841823B (en) | 2017-09-12 | 2017-09-12 | Jacquard relay needle of outer-packed knitting machine and combined jacquard needle assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710815924.0A CN107841823B (en) | 2017-09-12 | 2017-09-12 | Jacquard relay needle of outer-packed knitting machine and combined jacquard needle assembly |
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| Publication Number | Publication Date |
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| CN107841823A CN107841823A (en) | 2018-03-27 |
| CN107841823B true CN107841823B (en) | 2023-09-15 |
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| CN201710815924.0A Active CN107841823B (en) | 2017-09-12 | 2017-09-12 | Jacquard relay needle of outer-packed knitting machine and combined jacquard needle assembly |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109208166B (en) * | 2018-11-26 | 2024-04-19 | 赵益峰 | Napping jacquard needle moving system and needle moving method thereof |
| CN110670225A (en) * | 2019-08-01 | 2020-01-10 | 浙江华诗秀新材料科技有限公司 | Four-way reciprocating jacquard needle moving device and needle moving method |
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| US4793159A (en) * | 1987-02-27 | 1988-12-27 | Precision Fukuhara Works, Ltd. | Needle selection device for circular knitting machines |
| US5647230A (en) * | 1995-01-13 | 1997-07-15 | Precision Fukuhara Works, Ltd. | Needle selection mechanism for circular knitting machine |
| US5806347A (en) * | 1996-09-05 | 1998-09-15 | Matec S.R.L. | Modified sub-needle with associated actuation elements for circular knitters |
| TWM539515U (en) * | 2016-11-03 | 2017-04-11 | Wen Jiuh Industry Co Ltd | Improved knitting needle |
| CN106995972A (en) * | 2015-11-09 | 2017-08-01 | 株式会社福原精机制作所 | Weaving method, knitting mechanism and circular knitter of circular knitter |
| CN207775481U (en) * | 2017-09-12 | 2018-08-28 | 浙江华诗秀新材料科技有限公司 | Outsourcing-type knitting machine jacquard weave Joining needle and Combined type lifting floricome component |
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2017
- 2017-09-12 CN CN201710815924.0A patent/CN107841823B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4793159A (en) * | 1987-02-27 | 1988-12-27 | Precision Fukuhara Works, Ltd. | Needle selection device for circular knitting machines |
| US5647230A (en) * | 1995-01-13 | 1997-07-15 | Precision Fukuhara Works, Ltd. | Needle selection mechanism for circular knitting machine |
| US5806347A (en) * | 1996-09-05 | 1998-09-15 | Matec S.R.L. | Modified sub-needle with associated actuation elements for circular knitters |
| CN106995972A (en) * | 2015-11-09 | 2017-08-01 | 株式会社福原精机制作所 | Weaving method, knitting mechanism and circular knitter of circular knitter |
| TWM539515U (en) * | 2016-11-03 | 2017-04-11 | Wen Jiuh Industry Co Ltd | Improved knitting needle |
| CN207775481U (en) * | 2017-09-12 | 2018-08-28 | 浙江华诗秀新材料科技有限公司 | Outsourcing-type knitting machine jacquard weave Joining needle and Combined type lifting floricome component |
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