CN106637644B - Yarn feeder capable of preventing yarn from being wound and adjusting tension - Google Patents
Yarn feeder capable of preventing yarn from being wound and adjusting tension Download PDFInfo
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- CN106637644B CN106637644B CN201710156543.6A CN201710156543A CN106637644B CN 106637644 B CN106637644 B CN 106637644B CN 201710156543 A CN201710156543 A CN 201710156543A CN 106637644 B CN106637644 B CN 106637644B
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- yarn
- feeding roller
- tension
- elastic steel
- yarn feeding
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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
- D04B15/38—Devices for supplying, feeding, or guiding threads to needles
- D04B15/48—Thread-feeding devices
- D04B15/482—Thread-feeding devices comprising a rotatable or stationary intermediate storage drum from which the thread is axially and intermittently pulled off; Devices which can be switched between positive feed and intermittent feed
- D04B15/486—Monitoring reserve quantity
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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
- D04B15/38—Devices for supplying, feeding, or guiding threads to needles
- D04B15/44—Tensioning devices for individual threads
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B35/00—Details of, or auxiliary devices incorporated in, knitting machines, not otherwise provided for
- D04B35/10—Indicating, warning, or safety devices, e.g. stop motions
- D04B35/18—Indicating, warning, or safety devices, e.g. stop motions responsive to breakage, misplacement, or malfunctioning of knitting instruments
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Tension Adjustment In Filamentary Materials (AREA)
- Knitting Machines (AREA)
- Filamentary Materials, Packages, And Safety Devices Therefor (AREA)
Abstract
The invention discloses a yarn feeder for tension adjustment of anti-winding yarns, which comprises a box body, a driving motor arranged on the side surface of the box body, and a first yarn feeding roller, a second yarn feeding roller, a yarn winding alarm device and a tension adjusting device which are arranged in the box body, wherein the yarn winding alarm device is respectively arranged on the side surfaces of the first yarn feeding roller and the second yarn feeding roller, the tension adjusting device comprises a fixed shaft, a plurality of shaft sleeves are sleeved on the fixed shaft, each shaft sleeve is respectively connected with a threaded rod and an elastic steel wire which form a certain included angle with each other, each threaded rod is provided with a balancing weight in threaded connection, each elastic steel wire is fixedly connected with a yarn guide porcelain eye, and the threaded rods and the elastic steel wires on every two adjacent shaft sleeves are mutually symmetrical. According to the invention, the length of the moment is changed by moving the balancing weight on the adjusting threaded rod, so that tension adjustment of yarns is realized, the phenomena of winding, blocking and the like caused by insufficient tension of the yarns are effectively prevented, the tension adjusting effect is good, the failure rate is reduced, and the service life of the yarn feeder is prolonged.
Description
Technical Field
The invention relates to the technical field of yarn feeding device manufacturing, in particular to a yarn feeder capable of preventing yarn from being wound and adjusting tension.
Background
The computerized flat knitting machine is a weft knitting machine, its cam device is like a group of plane cams, the stitch of knitting needle can be fed into the channel of cam, and the cam can be moved, so that the knitting needle can be forced to make regular lifting movement in the needle channel of needle plate, and the yarn can be knitted into knitted fabric by means of the action of needle hook and needle latch. In the process of yarn feeding or yarn feeding, the conventional yarn feeder feeds yarns according to the friction action between the yarns and the surfaces of the yarn feeding rollers when the yarns are transferred, and the friction coefficients are different due to different elasticity of the yarns, so that the difference is large particularly under the condition of multi-line yarn feeding, and the weaving efficiency and the quality are influenced.
In the prior art, a yarn feeder, such as a yarn feeder structure disclosed in chinese patent document CN2275102Y, substantially functions as a yarn storage, but in actual use, the yarn feeding method of such a yarn feeder is passive yarn feeding, the tension of the yarn is difficult to control, and some yarns are easy to break. Chinese patent publication No. CN201546010U discloses a yarn feeder, in which a motor C drives a first conveying roller a and a second conveying roller B, and completes the yarn feeding operation by combining with other accessories.
Through long-term research and combined experience of many years in knitting industry, the yarn feeding device capable of preventing yarn winding tension adjustment is created, stable yarn feeding is achieved, tension adjustment of yarns is achieved, winding, blocking and other phenomena caused by insufficient yarn tension are effectively prevented, and yarn feeding efficiency is improved.
Disclosure of Invention
Aiming at the problems, the invention provides the yarn feeder capable of preventing yarn from being wound and blocked and the like caused by insufficient yarn tension, which is convenient and fast to adjust the tension.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: the utility model provides a prevent twining yarn tension regulation's yarn feeder, includes the box, installs the driving motor of box side and installs first yarn roller, second yarn roller, kinking alarm device and the tension adjusting device that send in the box, first yarn roller and second send yarn roller side to be equipped with respectively and twine yarn alarm device, tension adjusting device includes the fixed axle, and the cover is established at a plurality of axle sleeves of fixed epaxial, is connected with threaded rod and the elastic steel wire that becomes certain contained angle each other on every axle sleeve respectively, is equipped with threaded connection's balancing weight on the every threaded rod, and fixed connection leads yarn porcelain eye on every elastic steel wire, threaded rod and elastic steel wire symmetry each other on every two adjacent axle sleeves.
Furthermore, twine yarn alarm device by the pivot, prevent that the stalk, spacing arch and micro-gap switch constitute, prevent stalk and pivot fixed connection, spacing arch is fixed to be located on the box of preventing the stalk both sides, micro-gap switch locates on the box of pivot side, the pivot corresponds micro-gap switch sets up the recess of looks adaptation.
Furthermore, a clamping groove thread guide is arranged on an anti-blocking stalk of the yarn winding alarm device on the side face of the first yarn feeding roller.
Furthermore, the included angle formed by the threaded rod on the shaft sleeve and the elastic steel wire is 120-140 degrees.
Further, the balancing weight comprises two dead adjusting nut of mutual lock, and when adjusting torque, two adjusting nut unscrewed toward opposite direction, when adjusting required torque, tighten two balancing weights again, guarantee that two adjusting nut can not take place to remove each other, avoid moment to change by oneself.
From the above description of the structure of the present invention, compared with the prior art, the present invention has the following advantages:
1. according to the invention, the length of the moment is changed by moving the balancing weight on the adjusting threaded rod, so that the yarn guide porcelain eye on the elastic steel wire is driven to stretch upwards, the tension adjustment of the yarn is realized, the phenomena of winding, blocking and the like caused by insufficient yarn tension are effectively prevented, the failure rate is reduced, the yarn feeding is uniform and stable, and the yarn feeding efficiency is improved.
2. The yarn feeding roller is provided with the yarn winding alarm device, when yarns are wound too much, the anti-stalk is capable of driving the rotating shaft to rotate, and the microswitch is triggered to alarm, so that automatic yarn winding alarm is achieved, the phenomenon of blocking is effectively prevented, the maintenance cost is reduced, the production efficiency is improved, and the service life of the yarn feeder is prolonged.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of a yarn feeder for tension adjustment of an anti-twist yarn according to the present invention;
FIG. 2 is a schematic top view of the yarn feeder for tension adjustment of an anti-wind yarn according to the present invention;
FIG. 3 is a schematic view of a tension adjusting device of a yarn feeder for tension adjustment of an anti-tangling yarn according to the present invention;
FIG. 4 is a schematic structural view of a yarn winding alarm device of a yarn feeder for tension adjustment of anti-yarn winding according to the present invention;
FIG. 5 is a sectional view of a yarn winding alarming means provided at a side of a first yarn feeding roller of the yarn feeder for tension adjustment of anti-yarn winding according to the present invention;
FIG. 6 is a schematic diagram of the operation of the yarn feeder for tension adjustment of anti-twist yarn according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.
Example 1
Referring to fig. 1-5, an anti-yarn-winding tension adjusting yarn feeder comprises a box body 1, a driving motor 2 installed on the side surface of the box body, and a first yarn feeding roller 3, a second yarn feeding roller 4, a yarn winding alarm device 5 and a tension adjusting device 6 installed in the box body, wherein the yarn winding alarm device 5 is respectively arranged on the side surfaces of the first yarn feeding roller 3 and the second yarn feeding roller 4, the tension adjusting device 6 comprises a fixed shaft 61, a plurality of shaft sleeves 62 are sleeved on the fixed shaft, each shaft sleeve is respectively connected with a threaded rod 63 and an elastic steel wire 64 which form an included angle of 125 degrees, each threaded rod 63 is provided with a balancing weight 65 in threaded connection, each elastic steel wire 64 is fixedly connected with a yarn guide porcelain eye 66, and the threaded rods 63 and the elastic steel wires 64 on every two adjacent shaft sleeves are symmetrical to each other.
Twine yarn alarm device 5 by pivot 51, prevent that stalk 52, spacing arch 53 and micro-gap switch 54 constitute, prevent stalk 52 and pivot 51 fixed connection, spacing arch 53 is fixed to be located on the box 1 of preventing the stalk both sides, micro-gap switch 54 is located on the box 1 of pivot side, pivot 51 corresponds micro-gap switch 54 sets up the recess 55 of looks adaptation, and when the yarn winding is many, prevent that the stalk can drive the pivot and rotate, touch the micro-gap switch warning to realize twining yarn automatic alarm, effectively prevent the dead phenomenon of card, reduce the maintenance cost, improve production efficiency, improve the life of yarn feeder. And a clamping groove thread guide 7 is arranged on an anti-blocking stalk 51 of the yarn winding alarm device on the side surface of the first yarn feeding roller.
Balancing weight 65 comprises two dead adjusting nut of mutual lock, and when adjusting torque, two adjusting nut unscrewed toward opposite direction, when adjusting required torque, tighten two adjusting nut again, guarantee that two adjusting nut can not take place to remove each other, avoid the moment to change by oneself.
Example 2
Referring to fig. 1-5, an anti-yarn-winding tension adjusting yarn feeder comprises a box body 1, a driving motor 2 installed on the side surface of the box body, and a first yarn feeding roller 3, a second yarn feeding roller 4, a yarn winding alarm device 5 and a tension adjusting device 6 installed in the box body, wherein the yarn winding alarm device 5 is respectively arranged on the side surfaces of the first yarn feeding roller 3 and the second yarn feeding roller 4, the tension adjusting device 6 comprises a fixed shaft 61, a plurality of shaft sleeves 62 are sleeved on the fixed shaft, each shaft sleeve is respectively connected with a threaded rod 63 and an elastic steel wire 64 which form an included angle of 135 degrees, each threaded rod 63 is provided with a balancing weight 65 in threaded connection, each elastic steel wire 64 is fixedly connected with a yarn guide porcelain eye 66, and the threaded rods 63 and the elastic steel wires 64 on every two adjacent shaft sleeves are symmetrical to each other.
The working principle is as follows: as shown in fig. 6, when the yarn feeder works, the yarn enters from the yarn guide rod, then sequentially passes through the first yarn feeding roller 3, the second yarn feeding roller 6 and the tension adjusting device 6, every two threaded rods 63 and every two elastic steel wires 64 on the tension adjusting device 6 form a group of adjusting devices by mutually symmetrical adjacent shaft sleeves, the yarn respectively passes through the yarn guide porcelain eyes 66 on the mutually symmetrical adjacent shaft sleeves, the moment formed between the weight block 65 and the fixed shaft 61 is changed by adjusting the weight block 65 on the rotary threaded rod 63, the downward trend is realized under the action of gravity, the opposite elastic steel wires 64 are upward, the two groups of adjusting devices can adjust the tension, the first yarn feeding roller 3, the second yarn feeding roller 6 and the tension adjusting device 6 form triangular conveying, and finally the yarn is wound back to the first yarn feeding roller 5 to be fed out from the yarn guide rod, and the yarn feeding is completed.
According to the invention, the length of the moment is changed by moving the balancing weight on the adjusting threaded rod, so that the yarn guide porcelain eye on the elastic steel wire is driven to stretch upwards, the tension adjustment of the yarn is realized, the phenomena of winding, blocking and the like caused by insufficient yarn tension are effectively prevented, the failure rate is reduced, the yarn feeding is uniform and stable, and the yarn feeding efficiency is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (4)
1. The utility model provides a prevent twining yarn tension regulation's yarn feeder, includes the box, installs the driving motor in the box side and installs first yarn feeding roller, second yarn feeding roller, kinking alarm device and tension adjusting device in the box, first yarn feeding roller and second yarn feeding roller side are equipped with respectively and twine yarn alarm device, its characterized in that: the tension adjusting device comprises a fixed shaft and a plurality of shaft sleeves sleeved on the fixed shaft, each shaft sleeve is respectively connected with a threaded rod and an elastic steel wire which form a certain included angle with each other, each threaded rod is provided with a balancing weight connected through threads, each elastic steel wire is fixedly connected with a yarn guide porcelain eye, and the threaded rods and the elastic steel wires on every two adjacent shaft sleeves are mutually symmetrical;
the yarn winding alarm device is composed of a rotating shaft, an anti-straw-forming body, a limiting protrusion and a microswitch, the anti-straw-forming body is fixedly connected with the rotating shaft, the limiting protrusion is fixedly arranged on the box body on two sides of the anti-straw-forming body, the microswitch is arranged on the box body on the side face of the rotating shaft, and the rotating shaft corresponds to the microswitch which is provided with a groove matched with the groove.
2. The anti-wind yarn tension adjusting yarn feeder according to claim 1, characterized in that: and a clamping groove thread guide is arranged on an anti-blocking stalk of the yarn winding alarm device on the side surface of the first yarn feeding roller.
3. The anti-wind yarn tension adjusting yarn feeder according to claim 1, characterized in that: the included angle formed by the threaded rod and the elastic steel wire on the shaft sleeve is 120-140 degrees.
4. The anti-wind yarn tension adjusting yarn feeder according to claim 1, characterized in that: the balancing weight is composed of two adjusting nuts which are locked with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710156543.6A CN106637644B (en) | 2017-03-16 | 2017-03-16 | Yarn feeder capable of preventing yarn from being wound and adjusting tension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710156543.6A CN106637644B (en) | 2017-03-16 | 2017-03-16 | Yarn feeder capable of preventing yarn from being wound and adjusting tension |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106637644A CN106637644A (en) | 2017-05-10 |
| CN106637644B true CN106637644B (en) | 2022-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710156543.6A Active CN106637644B (en) | 2017-03-16 | 2017-03-16 | Yarn feeder capable of preventing yarn from being wound and adjusting tension |
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| Country | Link |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107119384B (en) * | 2017-07-07 | 2022-10-04 | 慈溪太阳洲纺织科技有限公司 | Yarn feeder |
| CN112607475B (en) * | 2020-12-18 | 2023-07-14 | 珠海格力智能装备有限公司 | Feeding system |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2641913A (en) * | 1947-04-15 | 1953-06-16 | Poron Ets | Yarn feeding method and apparatus for knitting machines |
| US3912184A (en) * | 1972-09-19 | 1975-10-14 | Karl Bous | Control of yarn tensions |
| GB1496632A (en) * | 1975-05-12 | 1977-12-30 | Scorpio Ind Inc | Yarn feeding devices for knitting machines |
| CN1064845A (en) * | 1991-02-15 | 1992-09-30 | 梅明格-Iro股份有限公司 | Tension disk |
| CN203320232U (en) * | 2013-05-03 | 2013-12-04 | 陈仁惠 | Yarn guiding and winding preventing device |
| CN104164743A (en) * | 2014-06-23 | 2014-11-26 | 泉州精准机械有限公司 | Computerized flat knitting machine yarn feeder and yarn detection control system thereof |
| CN204000157U (en) * | 2014-06-23 | 2014-12-10 | 泉州精准机械有限公司 | A kind of Computerized flat knitting machine yarn feeder |
| CN204570174U (en) * | 2015-04-22 | 2015-08-19 | 泉州精准机械有限公司 | A kind of Computerized flat knitting machine yarn feeder of anti-tangle yarn |
| CN205258778U (en) * | 2016-03-10 | 2016-05-25 | 慈溪太阳洲纺织科技有限公司 | Knitting yarn conveying device |
| CN206654993U (en) * | 2017-03-16 | 2017-11-21 | 泉州精准机械有限公司 | A kind of Yarn feeder of anti-tangle yarn tension regulation |
-
2017
- 2017-03-16 CN CN201710156543.6A patent/CN106637644B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2641913A (en) * | 1947-04-15 | 1953-06-16 | Poron Ets | Yarn feeding method and apparatus for knitting machines |
| US3912184A (en) * | 1972-09-19 | 1975-10-14 | Karl Bous | Control of yarn tensions |
| GB1496632A (en) * | 1975-05-12 | 1977-12-30 | Scorpio Ind Inc | Yarn feeding devices for knitting machines |
| CN1064845A (en) * | 1991-02-15 | 1992-09-30 | 梅明格-Iro股份有限公司 | Tension disk |
| CN203320232U (en) * | 2013-05-03 | 2013-12-04 | 陈仁惠 | Yarn guiding and winding preventing device |
| CN104164743A (en) * | 2014-06-23 | 2014-11-26 | 泉州精准机械有限公司 | Computerized flat knitting machine yarn feeder and yarn detection control system thereof |
| CN204000157U (en) * | 2014-06-23 | 2014-12-10 | 泉州精准机械有限公司 | A kind of Computerized flat knitting machine yarn feeder |
| CN204570174U (en) * | 2015-04-22 | 2015-08-19 | 泉州精准机械有限公司 | A kind of Computerized flat knitting machine yarn feeder of anti-tangle yarn |
| CN205258778U (en) * | 2016-03-10 | 2016-05-25 | 慈溪太阳洲纺织科技有限公司 | Knitting yarn conveying device |
| CN206654993U (en) * | 2017-03-16 | 2017-11-21 | 泉州精准机械有限公司 | A kind of Yarn feeder of anti-tangle yarn tension regulation |
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| CN106637644A (en) | 2017-05-10 |
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