CN111809302A - Elastic yarn conveying device with small elastic error - Google Patents
Elastic yarn conveying device with small elastic error Download PDFInfo
- Publication number
- CN111809302A CN111809302A CN202010730718.1A CN202010730718A CN111809302A CN 111809302 A CN111809302 A CN 111809302A CN 202010730718 A CN202010730718 A CN 202010730718A CN 111809302 A CN111809302 A CN 111809302A
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- disc
- fixed seat
- elastic yarn
- elastic
- conveying device
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- 230000002950 deficient Effects 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000004804 winding Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 238000009941 weaving Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 2
- 238000009940 knitting Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
-
- 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
- D04B15/46—Tensioning devices for individual threads for elastic threads
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Tension Adjustment In Filamentary Materials (AREA)
Abstract
The invention discloses an elastic yarn conveying device with small elastic error, which comprises a fixed seat (1), wherein a stepping motor (2) is connected to the fixed seat (1); a large gear disc (3) is fixedly connected to the stepping motor (2), and a small gear disc (4) is arranged on one side of the large gear disc (3) in a meshed manner; a rotary table (5) is concentrically fixed on the pinion disc (4), a conveying disc (6) is arranged on one side of the rotary table (5) in a clinging manner, and the conveying disc (6) is rotatably connected to the fixed seat (1); and a tensioner (7) is arranged on one side of the fixed seat (1) corresponding to the conveying disc (6). The invention not only can improve the control precision, but also has the advantages of lower defective rate, lower production cost and wider application range.
Description
Technical Field
The invention relates to a conveying device, in particular to an elastic yarn conveying device with small elastic error.
Background
At present, common elastic yarns are rolled into a cylinder for storage, and in such a storage mode, the elasticity of the outer layer of elastic yarn can gradually compress the inner layer of elastic yarn, so that the needed tension force when the elastic yarn is pulled down from a winding drum can be different; when the socks are woven, the elastic yarns are clamped through the driving idler wheel and the driven idler wheel, and are pulled down from the winding drum at a certain pulling force and woven into the socks; the driving roller is connected with a stepping motor, and the length of the elastic yarn knitted into the socks is accurately controlled through the stepping motor; however, as the weaving speed of the existing hosiery machine is gradually increased, the rotating speed of the stepping motor needs to be correspondingly increased, but when the rotating speed of the stepping motor is too high, the control precision is reduced, and the defective rate of papermaking is increased; meanwhile, with the use of the elastic yarn on the winding drum, under the condition that the clamping tension of the driving roller and the driven roller is not changed, the length of the elastic yarn woven into the socks can be changed, and the elastic error of the elastic yarn during conveying is larger, so that the elastic error displayed by the finished socks is larger; socks manufactured after a period of time are defective, so that the waste of raw materials is greatly increased, and the production cost is increased; the socks that current knitwear and hosiery factory can arrange extra personnel to weaving carry out regularly random access inspection, has increased the cost of labor input, and random access inspection operation can not in time discover, also can lead to the higher problem of defective percentage. Therefore, the existing elastic yarn conveying device has the problems of low control precision, large elastic error during conveying of elastic yarns and high defective rate of finished socks.
Disclosure of Invention
The invention aims to provide an elastic yarn conveying device with small elasticity error. The invention not only can improve the control precision, but also has the advantages of smaller elastic error and lower defective rate of finished socks when the elastic yarn is conveyed.
The technical scheme of the invention is as follows: an elastic yarn conveying device with small elastic error comprises a fixed seat, wherein a stepping motor is connected to the fixed seat; a large gear disc is fixedly connected to the stepping motor, and a small gear disc is arranged on one side of the large gear disc in a meshed mode; a turntable is concentrically fixed on the pinion disc, and the diameter of the turntable is larger than that of the pinion disc; one side of the rotary table is provided with a conveying disc in a clinging manner, and the conveying disc is rotatably connected to the fixed seat; and a tensioner is arranged on one side of the fixed seat corresponding to the conveying disc.
In the elastic yarn conveying device with a small elastic error, the number of teeth of the large gear disc is 2.5-4 times that of the small gear disc.
In the elastic yarn conveying device with a small elastic error, the number of teeth of the large gear disc is 3.5 times that of the small gear disc.
In the elastic yarn conveying device with small elastic error, the tensioner comprises a connecting rod fixed on the fixed seat, and a yarn passing hole is formed in one end part, close to the fixed seat, of the connecting rod; two compression discs are sleeved on the connecting rod, a knob is connected to one end portion, far away from the fixing seat, of the connecting rod in a threaded mode, and a spring is connected between the knob and the compression discs.
In the elastic yarn conveying device with small elastic error, the pressure between the two pressing discs is 60-260 kpa.
In the elastic yarn conveying device with small elastic error, the pressure between the two pressing disks is 160 kpa.
In the elastic yarn conveying device with a small elastic error, a second conduit is connected to the position, corresponding to the position between the tensioner and the conveying disc, on the fixed seat.
In the elastic yarn conveying device with a small elastic error, a first conduit is fixed on the fixing seat corresponding to the tensioner at a position on one side of the tensioner far away from the conveying disc.
In the elastic yarn conveying device with a small elastic error, a third conduit is fixed on the fixed seat corresponding to the position of one side of the conveying disc far away from the tensioner.
Compared with the prior art, the invention improves the prior elastic yarn conveying device, the large gear disc is fixed on the stepping motor, the small gear disc is arranged on the large gear disc in a meshed manner, the rotary disc with the diameter larger than that of the small gear disc is concentrically fixed on the small gear disc, the elastic yarn is tightly pressed and conveyed by the rotary disc and the conveying disc in a clinging manner, and the stepping motor can improve the conveying speed of the elastic yarn under the condition of lower rotating speed and ensure the control precision; a tensioner is arranged on one side of the conveying disc, the elastic yarn is compressed through the tensioner and pulled by the rotary disc and the conveying disc, so that the elastic yarn can be conveyed after being stretched as much as possible (so as to dilute the elastic error on the elastic yarn and reduce the elastic error during conveying of the elastic yarn), and then the elastic yarn is knitted into the socks after being reset; in the conveying mode, the error of pulling the inner layer elastic yarn and the outer layer elastic yarn of the winding drum is diluted by the pressing force of the tensioner, the lengths of the elastic yarns conveyed by the rotary disc and the conveying disc each time are the same, and the defective rate is low; and too much raw materials for knitting socks can not be wasted, repeated and frequent random inspection is not needed, and the production cost is lower. In addition, the gear ratio of the large gear disc to the small gear disc is 3.5:1, so that the stepping motor can drive the elastic yarn to be conveyed quickly at a slow rotating speed, and the requirement of a high-speed hosiery machine is met; the elastic yarn is conveyed after passing through the yarn passing hole, the elastic yarn is pressed by the two smooth pressing disks, the pressing force between the two pressing disks is controlled by the elastic force of the spring, and different pressures can be adjusted according to different elastic yarns; after multiple tests and tests, the pressure between the pressing discs is 60-260 kpa, so that various common elastic yarns can be stretched to the maximum stretching length and cannot be broken; a first wire guide pipe, a tensioner, a second wire guide pipe, a conveying disc and a third wire guide pipe are sequentially arranged on the fixing seat, and the first wire guide pipe, the second wire guide pipe and the third wire guide pipe can guide the elastic yarn well and prevent deviation during conveying. Therefore, the invention not only can improve the control precision, but also has the advantages of lower defective rate, lower production cost and wider application range.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a schematic structural view of the connecting rod.
The labels in the figures are: 1-a fixed seat, 2-a stepping motor, 3-a large gear disc, 4-a small gear disc, 5-a rotary disc, 6-a conveying disc, 7-a tensioner, 8-a connecting rod, 9-a wire passing hole, 10-a pressing disc, 11-a knob, 12-a spring, 13-a second conduit, 14-a first conduit and 15-a third conduit.
Detailed Description
The invention is further illustrated by the following figures and examples, which are not to be construed as limiting the invention.
Example 1. An elastic yarn conveying device with small elastic error is formed as shown in figures 1 to 3 and comprises a fixed seat 1, wherein a stepping motor 2 is connected to the fixed seat 1; a large gear disc 3 is fixedly connected to the stepping motor 2, and a small gear disc 4 is arranged on one side of the large gear disc 3 in a meshed mode; a rotary disc 5 is concentrically fixed on the pinion disc 4, and the diameter of the rotary disc 5 is larger than that of the pinion disc 4; one side of the rotary table 5 is provided with a conveying disc 6 in a clinging manner, and the conveying disc 6 is rotationally connected to the fixed seat 1; and a tensioner 7 is arranged on one side of the fixed seat 1 corresponding to the conveying disc 6.
The number of teeth of the large gear plate 3 is 2.5-4 times that of the small gear plate 4; the tensioner 7 comprises a connecting rod 8 fixed on the fixed seat 1, and a wire passing hole 9 is formed in one end part, close to the fixed seat 1, of the connecting rod 8; two pressing discs 10 are sleeved on the connecting rod 8, a knob 11 is connected to one end, far away from the fixed seat 1, of the connecting rod 8 in a threaded mode, and a spring 12 is connected between the knob 11 and the pressing discs 10; the pressure intensity between the two pressing discs 10 is 60-260 kpa; a second conduit 13 is connected to the position, corresponding to the position between the tensioner 7 and the conveying disc 6, on the fixed seat 1; a first conduit 14 is fixed on the fixed seat 1 corresponding to one side of the tensioner 7 away from the conveying disc 6; and a third conduit 15 is fixed on the fixed seat 1 corresponding to one side of the conveying disc 6 far away from the tensioner 7.
Example 2. An elastic yarn conveying device with small elastic error is formed as shown in figures 1 to 3 and comprises a fixed seat 1, wherein a stepping motor 2 is connected to the fixed seat 1; a large gear disc 3 is fixedly connected to the stepping motor 2, and a small gear disc 4 is arranged on one side of the large gear disc 3 in a meshed mode; a rotary disc 5 is concentrically fixed on the pinion disc 4, and the diameter of the rotary disc 5 is larger than that of the pinion disc 4; one side of the rotary table 5 is provided with a conveying disc 6 in a clinging manner, and the conveying disc 6 is rotationally connected to the fixed seat 1; and a tensioner 7 is arranged on one side of the fixed seat 1 corresponding to the conveying disc 6.
The number of teeth of the large gear disc 3 is 3.5 times that of the teeth of the small gear disc 4; the tensioner 7 comprises a connecting rod 8 fixed on the fixed seat 1, and a wire passing hole 9 is formed in one end part, close to the fixed seat 1, of the connecting rod 8; two pressing discs 10 are sleeved on the connecting rod 8, a knob 11 is connected to one end, far away from the fixed seat 1, of the connecting rod 8 in a threaded mode, and a spring 12 is connected between the knob 11 and the pressing discs 10; the pressure between the two pressing discs 10 is 160 kpa; a second conduit 13 is connected to the position, corresponding to the position between the tensioner 7 and the conveying disc 6, on the fixed seat 1; a first conduit 14 is fixed on the fixed seat 1 corresponding to one side of the tensioner 7 away from the conveying disc 6; and a third conduit 15 is fixed on the fixed seat 1 corresponding to one side of the conveying disc 6 far away from the tensioner 7.
The working principle is as follows: the elastic thread is led out from the winding drum, sequentially passes through the first conduit 14 on the fixed seat 1, the thread passing hole 9 on the connecting rod 8 (and passes through the two pressing discs 10), the second conduit 13, the space between the rotary disc 5 and the conveying disc 6 and the third conduit 15, and finally is led into the hosiery knitter.
According to the elastic property of the elastic yarn, the pressing force of the tensioner 7 on the elastic yarn is adjusted; namely, the position of a knob 11 on the connecting rod 8 is controlled, and the compression degree of a spring 12 between the knob 11 and the pressing discs 10 is adjusted, so that the degree of the two pressing discs 10 clamping the elastic yarns is controlled; then, according to the weaving speed of the hosiery machine, the rotating speed and the rotating angle of the stepping motor 2 are adjusted each time, the stepping motor 2 can drive the large gear disc 3 to rotate, and the rotating disc 5 is driven to rotate through the meshed small gear disc 4; because the rotary table 5 and the conveying disc 6 are mutually pressed, the rotary table 5 can drive the conveying disc 6 to synchronously rotate after rotating and drive the clamped elastic yarn between the rotary table 5 and the conveying disc 6; when the elastic yarn is stretched and the pulling force on the elastic yarn is larger than the friction force between the two pressing disks 10 and the elastic yarn, the elastic yarn between the two pressing disks 10 can be conveyed to the position between the pressing disks 10 and the conveying disk 6; the elastic thread is elastically restored after being sent out from the conveying disc 6 and is woven into the socks.
Claims (9)
1. The utility model provides a less elastic error's elastic thread conveyor which characterized in that: comprises a fixed seat (1), wherein the fixed seat (1) is connected with a stepping motor (2); a large gear disc (3) is fixedly connected to the stepping motor (2), and a small gear disc (4) is arranged on one side of the large gear disc (3) in a meshed manner; a rotary table (5) is concentrically fixed on the pinion disc (4), and the diameter of the rotary table (5) is larger than that of the pinion disc (4); one side of the rotary table (5) is provided with a conveying disc (6) in a clinging manner, and the conveying disc (6) is rotationally connected to the fixed seat (1); and a tensioner (7) is arranged on one side of the fixed seat (1) corresponding to the conveying disc (6).
2. The elastic yarn conveying device with small elasticity error as claimed in claim 1, wherein: the number of teeth of the large gear disc (3) is 2.5-4 times that of the small gear disc (4).
3. An elastic yarn conveying device with small elasticity error as claimed in claim 2, wherein: the number of teeth of the large gear disc (3) is 3.5 times that of the small gear disc (4).
4. The elastic yarn conveying device with small elasticity error as claimed in claim 1, wherein: the tensioner (7) comprises a connecting rod (8) fixed on the fixed seat (1), and a wire passing hole (9) is formed in one end part, close to the fixed seat (1), of the connecting rod (8); two pressing discs (10) are sleeved on the connecting rod (8), a knob (11) is connected to one end portion, far away from the fixing seat (1), of the connecting rod (8) in a threaded mode, and a spring (12) is connected between the knob (11) and the pressing discs (10).
5. An elastic yarn conveying device with small elasticity error according to claim 4, characterized in that: the pressure intensity between the two pressing discs (10) is 60-260 kpa.
6. An elastic yarn conveying device with small elasticity error according to claim 5, characterized in that: the pressure between the two pressing disks (10) is 160 kpa.
7. The elastic yarn conveying device with small elasticity error as claimed in claim 1, wherein: a second conduit (13) is connected to the position, corresponding to the position between the tensioner (7) and the conveying disc (6), on the fixed seat (1).
8. The elastic yarn conveying device with small elasticity error as claimed in claim 1, wherein: a first conduit (14) is fixed on the fixed seat (1) corresponding to the tensioner (7) and far away from the conveying disc (6).
9. The elastic yarn conveying device with small elasticity error as claimed in claim 1, wherein: and a third conduit (15) is fixed on the fixed seat (1) corresponding to one side of the conveying disc (6) far away from the tensioner (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010730718.1A CN111809302A (en) | 2020-07-27 | 2020-07-27 | Elastic yarn conveying device with small elastic error |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010730718.1A CN111809302A (en) | 2020-07-27 | 2020-07-27 | Elastic yarn conveying device with small elastic error |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111809302A true CN111809302A (en) | 2020-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010730718.1A Pending CN111809302A (en) | 2020-07-27 | 2020-07-27 | Elastic yarn conveying device with small elastic error |
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| Country | Link |
|---|---|
| CN (1) | CN111809302A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08296155A (en) * | 1995-04-25 | 1996-11-12 | Matsuzaki Koki Kk | Elastic yarn supply device in knitting machine |
| CN203768600U (en) * | 2014-03-24 | 2014-08-13 | 绍兴汉翔精密机械制造有限公司 | High speed silk stocking producing machine rubber band conveying device |
| CN205772435U (en) * | 2016-06-24 | 2016-12-07 | 浙江盼程针织有限公司 | A kind of elastomeric yarn balancing tension stable transport device |
| CN207582067U (en) * | 2017-10-26 | 2018-07-06 | 浙江伟盈智能科技股份有限公司 | A kind of elastic yarn conveying device of hosiery machine |
| CN212669965U (en) * | 2020-07-27 | 2021-03-09 | 义乌威肯电子科技有限公司 | Elastic yarn conveying device |
-
2020
- 2020-07-27 CN CN202010730718.1A patent/CN111809302A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08296155A (en) * | 1995-04-25 | 1996-11-12 | Matsuzaki Koki Kk | Elastic yarn supply device in knitting machine |
| CN203768600U (en) * | 2014-03-24 | 2014-08-13 | 绍兴汉翔精密机械制造有限公司 | High speed silk stocking producing machine rubber band conveying device |
| CN205772435U (en) * | 2016-06-24 | 2016-12-07 | 浙江盼程针织有限公司 | A kind of elastomeric yarn balancing tension stable transport device |
| CN207582067U (en) * | 2017-10-26 | 2018-07-06 | 浙江伟盈智能科技股份有限公司 | A kind of elastic yarn conveying device of hosiery machine |
| CN212669965U (en) * | 2020-07-27 | 2021-03-09 | 义乌威肯电子科技有限公司 | Elastic yarn conveying device |
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Application publication date: 20201023 |