CN113755975A - Lifting type tail yarn remaining device and control method - Google Patents
Lifting type tail yarn remaining device and control method Download PDFInfo
- Publication number
- CN113755975A CN113755975A CN202111034262.6A CN202111034262A CN113755975A CN 113755975 A CN113755975 A CN 113755975A CN 202111034262 A CN202111034262 A CN 202111034262A CN 113755975 A CN113755975 A CN 113755975A
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- yarn
- tail
- stop lever
- lifting
- lifting stop
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H1/00—Spinning or twisting machines in which the product is wound-up continuously
- D01H1/14—Details
- D01H1/38—Arrangements for winding reserve lengths of yarn on take-up packages or spindles, e.g. transfer tails
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H13/00—Other common constructional features, details or accessories
- D01H13/04—Guides for slivers, rovings, or yarns; Smoothing dies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Or Twisting Of Yarns (AREA)
Abstract
The invention provides a lifting type tail yarn remaining device, which comprises a winding drum driving roller and a reciprocating yarn guide device, wherein the tail yarn remaining section close to the end head of a yarn winding drum at the upstream of the reciprocating yarn guide device is provided with the tail yarn remaining device, the tail yarn remaining device is provided with a lifting stop lever, the lifting stop lever is higher than a common tangent line between a yarn guide plate and the winding drum driving roller when being lifted so as to stop yarns to prevent the yarns from transversely moving, and the lifting stop lever is lower than the common tangent line between the yarn guide plate and the winding drum driving roller when being lowered so as to release the yarns. When the yarn cutting machine is used, the time parameter of the tail yarn is set through calculation, the time of the tail yarn is over, the lifting stop lever descends, and the transverse position of the yarn is opened; the operation of automatically adjusting the length of the tail yarn of the yarn is realized. The invention provides a lifting type tailing yarn remaining device and a control method, which can conveniently realize automatic tailing yarn remaining operation, and can freely set the length of the tailing yarn according to yarn varieties and customer requirements by setting lifting time.
Description
Technical Field
The invention relates to the field of twisting machines, in particular to a lifting type tail yarn remaining device and a control method.
Background
Tail yarn is the operation of winding the waste thread section without twisting directly on the end of the yarn drum when the yarn is wound on the yarn drum, so that the subsequent user can distinguish where the yarn with qualified twisting starts, and the quality of the final finished product is ensured. Chinese patent 201922199294.6 describes an automatic yarn tailing device, which realizes the function of automatic yarn tailing by clamping the yarn in a thread groove and taking the yarn from the bottom to the top by the spiral motion of a thread sleeve. In the method, the size of the volume of the thread sleeve is influenced by the amount of the tail yarn, the design has space limitation, and only the tail yarn with fixed length can be collected. CN 204023045U describes a two-for-one twister with a tail yarn retaining device, which is provided with a structure of a limiting column for retaining tail yarn, but needs to manually operate a rotating sleeve to release yarn, occupies a lot of manual operation time, and is not suitable for large-scale automated workshops.
Disclosure of Invention
The invention aims to provide a lifting type tailing yarn remaining device and a control method, which can realize automatic tailing yarn remaining operation, reduce time occupation of operators and improve efficiency, and the length of the tailing yarn can be adjusted according to needs, so that the control method is simpler.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: the utility model provides a tail yarn device is stayed to over-and-under type, includes reel drive roller and reciprocal feed carrier, stays the tail yarn section near yarn reel end in reciprocal feed carrier's upper reaches and is equipped with and stays the tail yarn device, stays the tail yarn device and is equipped with the lift pin of liftable, the lift pin is higher than the public tangent line between yarn guide plate and the reel drive roller when rising to block the yarn and make the yarn can not lateral shifting, the lift pin is less than the public tangent line between yarn guide plate and the reel drive roller when falling, in order to release the yarn.
In a preferred scheme, the structure of the tail yarn retaining device is as follows: the armature of the electromagnet is connected with a lifting stop lever, a spring for lifting the lifting stop lever is arranged on the lifting stop lever, and the electromagnet is fixedly connected with the mounting seat.
In a preferred scheme, the structure of the tail yarn retaining device is as follows: the piston rod of the cylinder is connected with the lifting stop lever, a spring for lifting the lifting stop lever is arranged on the lifting stop lever, and the cylinder is fixedly connected with the mounting seat.
In the preferred scheme, the mounting seat is fixedly connected with the yarn guide plate, the yarn guide plate is fixedly connected with the safety cover plate, and the safety cover plate is provided with a notch for the lifting stop lever to pass through.
In a preferred scheme, the reciprocating yarn guide device has the structure that: the yarn guide head combining piece is fixedly connected with the transverse guide rod, the servo motor drives the transverse guide rod to reciprocate, a yarn guide head is arranged at the end of the yarn guide head combining piece, a groove is formed in the middle of the yarn guide head, and smooth curved surfaces are arranged on two sides of the yarn guide head so that a yarn can slide into the groove along the curved surfaces.
In the preferred scheme, an overfeed device is further arranged at the upstream of the tail yarn retaining device, and a guide wheel is arranged between the overfeed device and the tail yarn retaining device.
In the preferred scheme, the electric wire of the electromagnet is connected with a starting button of the overfeeding device in series;
and a time delay relay is arranged on the series circuit.
In the preferred scheme, an electromagnetic valve of the air cylinder is connected with a start button of the overfeed device in series, and a time delay relay is arranged on a series circuit.
A control method adopting the lifting type tail yarn remaining device comprises the following steps:
s1, overfeeding parameters of the yarns are set, and time parameters of the tail-remaining yarns, namely the time of the lifting stop lever blocking the yarns, are set through calculation;
s2, hanging the yarn on one side of the lifting stop lever close to the end of the yarn winding drum;
s3, winding the tail yarn to the end of the yarn winding drum, and pressing a start button of the overfeed device;
s4, winding the tail yarn by the yarn until the set time for remaining the tail yarn is over, and descending the lifting stop lever to open the transverse position of the yarn;
s5, capturing the yarn by the yarn guide head of the reciprocating yarn guide device, operating the overfeed device according to the set overfeed ratio parameter, and enabling the equipment to enter a normal twisting and winding operation state;
through the steps, the operation of automatically adjusting the length of the tail yarn of the yarn can be realized.
In a preferred scheme, the lifting stop lever is descended for a period of time, and after releasing the yarn, the lifting stop lever is electrically disconnected and rebounded to extend.
The invention provides a lifting type tailing yarn reserving device and a control method, wherein the lifting type tailing yarn reserving device is adopted, automatic tailing yarn reserving operation can be conveniently realized, the length of the tailing yarn can be freely set according to yarn varieties and customer requirements through setting of lifting time, the operation difficulty is greatly reduced, and the operation time of an operator is reduced, so that the operator can take care of more devices. The control method of the invention is also simple and convenient and is convenient to implement.
Drawings
The following further description is made in conjunction with the accompanying drawings and examples.
FIG. 1 is a schematic view of a tail yarn retaining device of the present invention.
Fig. 2 is a schematic side view of the overall structural arrangement of the present invention.
FIG. 3 is a schematic front view of a tail yarn of the present invention.
Fig. 4 is a schematic front view of the present invention in normal twist winding.
FIG. 5 is another schematic structural diagram of the tail yarn retaining device of the present invention.
In the figure: guide pulley 1, yarn 2, overfeed device 3, tail yarn remaining device 4, lifting stop lever 41, spring 42, mounting seat 43, electric wire 44, electromagnet 45, air cylinder 46, air inlet pipe 47, yarn reel 5, reel driving roller 6, traversing guide rod 7, safety cover plate 8, yarn guide plate 9, outer guard plate 10, yarn guide head joint part 11, yarn guide head 12 and tail yarn remaining section B.
Detailed Description
Example 1:
as shown in fig. 2-4, a lifting type tail yarn reserving device comprises a winding drum driving roller 6 and a reciprocating yarn guiding device, a tail yarn reserving device 4 is arranged on the upstream of the reciprocating yarn guiding device and close to a tail yarn reserving section B at the end of a yarn winding drum 5, the tail yarn reserving device 4 is provided with a lifting stop lever 41, the lifting stop lever 41 is higher than a common tangent line between a yarn guiding plate 9 and the winding drum driving roller 6 when being lifted so as to stop a yarn 2 from transversely moving, and the lifting stop lever 41 is lower than the common tangent line between the yarn guiding plate 9 and the winding drum driving roller 6 when being lowered so as to release the yarn 2. With the structure, the tail yarn retaining device 4 is used for retaining the yarn 2 after being started to perform tail yarn retaining operation, and releasing the yarn 2 after completion.
In a preferred scheme as shown in fig. 1, the structure of the tail yarn retaining device 4 is as follows: the armature of the electromagnet 45 is connected to the up-down lever 41, the up-down lever 41 is provided with a spring 42 for raising the up-down lever 41, and the electromagnet 45 is fixedly connected to the mounting base 43. With this configuration, the armature is lowered by energization of the electromagnet 45, the up-down stopper 41 is lowered accordingly, and the up-down stopper 41 is raised by the spring 42 after the electromagnet 45 is deenergized.
In a preferred embodiment as shown in fig. 5, the structure of the tail yarn retaining device 4 is as follows: a piston rod of the cylinder 46 is connected to the up-down lever 41, a spring 42 for raising the up-down lever 41 is provided on the up-down lever 41, and the cylinder 46 is fixedly connected to the mounting base 43. An air inlet pipe 47 is connected to the top of the air cylinder 46, when the electromagnetic valve of the air cylinder 46 is powered on, the air inlet pipe 47 is conducted, the piston rod of the air cylinder 46 is lowered, and when the electromagnetic valve is powered off, the lifting gear rod 41 is lifted under the action of the spring 42.
In a preferred scheme, as shown in fig. 2, the mounting seat 43 is fixedly connected with the yarn guide plate 9, the yarn guide plate 9 is fixedly connected with the safety cover plate 8, and the safety cover plate 8 is provided with a notch for the lifting stop rod 41 to pass through.
The preferable scheme is as shown in figures 2-4, the structure of the reciprocating yarn guide device is as follows: the yarn guide head combining piece 11 is fixedly connected with the traverse guide rod 7 so as to drive the traverse guide rod 7 to reciprocate through the cam component by the servo motor, the end of the yarn guide head combining piece 11 is provided with the yarn guide head 12, the middle of the yarn guide head 12 is provided with a groove, and two sides of the yarn guide head 12 are provided with smooth curved surfaces so that the yarn 2 can slide into the groove along the curved surfaces. With this structure, it is convenient to catch the yarn 2 and guide the yarn 2 to reciprocate.
In a preferred scheme, as shown in figures 3 and 4, an overfeed device 3 is arranged at the upstream of a tail yarn retaining device 4, and a guide wheel 1 is arranged between the overfeed device 3 and the tail yarn retaining device 4. The yarn 2 output by the overfeed device 3 bypasses the guide wheel 1 and then is conveyed to a tail yarn retaining device 4 or a reciprocating yarn guide device.
In a preferred scheme, the electric wire 44 of the electromagnet 45 is connected with the starting button of the overfeeding device 3 in series;
and a time delay relay is arranged on the series circuit. With this structure, the start of the twisting spinning process at the overfeed device 3 is facilitated.
In the preferred embodiment, the solenoid valve of the cylinder 46 is connected in series with the start button of the overfeed device 3, and a time delay relay is provided in the series circuit. With this structure, the start of the twisting spinning process at the overfeed device 3 is facilitated. The delay relay can also be a delay relay arranged in the PLC or a module with the same function.
Example 2:
a control method adopting the lifting type tail yarn remaining device comprises the following steps:
s1, overfeeding parameters of the yarns 2 are set, and time parameters of the tailing yarns, namely the time of blocking the yarns 2 by the lifting stop lever 41, are set through calculation; the time for the tail yarn in this example is set to 7s, which determines how much yarn 2 is wound around the tail yarn section B. It is related to the number of windings of the yarn 2 on the overfeed device 3, the overfeed ratio of the yarn 2, and the take-up speed of the drum drive roller 6.
S2, hanging the yarn 2 on one side of the lifting stop lever 41 close to the end of the yarn winding drum 5;
s3, winding the tail yarn to the end of the yarn winding drum 5, and pressing a start button of the overfeed device 3;
s4, when the yarn 2 is wound with the tail yarn, the lifting stop lever 41 descends to leave the transverse position of the yarn 2 until the set time for leaving the tail yarn is over; the up-down lever 41 is lowered by an electromagnet 45 or an air cylinder 46.
S5, capturing the yarn 2 by the yarn guide head 12 of the reciprocating yarn guide device, operating the overfeed device 3 according to the set overfeed ratio parameter, and enabling the equipment to enter a normal twisting and winding operation state;
in a preferred scheme, the lifting stop lever 41 is descended for a period of time, and after releasing the yarn 2, the lifting stop lever rebounds to extend after power failure. The releasing time is preferably 2s, namely the lifting stop lever 41 is electrically disconnected and rebounded to extend after being lowered for 2 s. The power failure here means that the electromagnet 45 loses attraction force due to the power failure, and the lifting stop lever 41 rebounds under the action of the spring 42. Or the electromagnetic valve is powered off and reset, the air inlet pipe 47 is communicated with the atmosphere, and the lifting stop lever 41 rebounds under the action of the spring 42.
Through the steps, the operation of automatically adjusting the length of the tail yarn of the yarn can be realized.
The above-described embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and the scope of the present invention is defined by the claims, and equivalents including technical features described in the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the invention.
Claims (10)
1. The utility model provides a tail yarn device is stayed to over-and-under type, includes reel drive roller (6) and reciprocal feed carrier, characterized by: the yarn guide device is characterized in that a tail yarn retaining device (4) is arranged on the upstream of the reciprocating yarn guide device and close to the end of a yarn winding drum (5), a liftable lifting stop lever (41) is arranged on the tail yarn retaining device (4), the lifting stop lever (41) is higher than a common tangent line between a yarn guide plate (9) and a drum driving roller (6) when being lifted, so that yarns (2) are blocked and cannot move transversely, and the lifting stop lever (41) is lower than the common tangent line between the yarn guide plate (9) and the drum driving roller (6) when being lowered, so that the yarns (2) are released.
2. The lifting type tail yarn retention device as claimed in claim 1, wherein: the structure of the tail yarn retaining device (4) is as follows: the armature of the electromagnet (45) is connected with the lifting stop lever (41), a spring (42) which enables the lifting stop lever (41) to lift is arranged on the lifting stop lever (41), and the electromagnet (45) is fixedly connected with the mounting seat (43).
3. The lifting type tail yarn retention device as claimed in claim 1, wherein: the structure of the tail yarn retaining device (4) is as follows: a piston rod of the air cylinder (46) is connected with the lifting stop lever (41), a spring (42) for lifting the lifting stop lever (41) is arranged on the lifting stop lever (41), and the air cylinder (46) is fixedly connected with the mounting seat (43).
4. The elevating type tail yarn retention device according to any one of claims 2 or 3, wherein: the installation seat (43) is fixedly connected with the yarn guide plate (9), the yarn guide plate (9) is fixedly connected with the safety cover plate (8), and a notch for the lifting stop lever (41) to pass through is arranged on the safety cover plate (8).
5. The elevating type tail yarn retention device as claimed in claim 4, wherein: the reciprocating yarn guide device is characterized in that: the yarn guide head combining piece (11) is fixedly connected with the transverse guide rod (7), the servo motor drives the transverse guide rod (7) to reciprocate, a yarn guide head (12) is arranged at the end of the yarn guide head combining piece (11), a groove is formed in the middle of the yarn guide head (12), and smooth curved surfaces are arranged on two sides of the yarn guide head (12) so that yarns (2) can slide into the groove along the curved surfaces.
6. The elevating tail yarn retaining device of claim 5, wherein: an overfeeding device (3) is arranged at the upstream of the tail yarn reserving device (4), and a guide wheel (1) is arranged between the overfeeding device (3) and the tail yarn reserving device (4).
7. The elevating tail yarn retention device of claim 6, wherein: the electric wire (44) of the electromagnet (45) is connected with the start button of the overfeed device (3) in series;
and a time delay relay is arranged on the series circuit.
8. The elevating tail yarn retention device of claim 6, wherein: the electromagnetic valve of the cylinder (46) is connected with the start button of the overfeed device (3) in series, and a time delay relay is arranged on the series circuit.
9. A control method using the elevating type tail yarn retention device according to any one of claims 6 or 7, characterized by comprising the steps of:
s1, overfeeding parameters of the yarns (2) are set, and time parameters of the tailing yarns, namely the time of blocking the yarns (2) by the lifting stop lever (41), are set through calculation;
s2, hanging the yarn (2) at one side of the lifting stop lever (41) close to the end of the yarn winding drum (5);
s3, winding the tail yarn to the end of the yarn winding drum (5), and pressing a start button of the overfeed device (3);
s4, when the yarn (2) is wound with the tail yarn, the lifting stop lever (41) descends to leave the transverse position of the yarn (2) until the set time for retaining the tail yarn is over;
s5, capturing the yarn (2) by a yarn guide head (12) of the reciprocating yarn guide device, operating the overfeed device (3) according to the set overfeed ratio parameter, and enabling the equipment to enter a normal twisting and winding operation state;
through the steps, the operation of automatically adjusting the length of the tail yarn of the yarn can be realized.
10. The elevating tail yarn retention device of claim 9, wherein: the lifting stop lever (41) is descended for a period of time, and after the yarn (2) is released, the lifting stop lever rebounds and extends out after power failure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111034262.6A CN113755975A (en) | 2021-09-03 | 2021-09-03 | Lifting type tail yarn remaining device and control method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111034262.6A CN113755975A (en) | 2021-09-03 | 2021-09-03 | Lifting type tail yarn remaining device and control method |
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| Publication Number | Publication Date |
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| CN113755975A true CN113755975A (en) | 2021-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111034262.6A Pending CN113755975A (en) | 2021-09-03 | 2021-09-03 | Lifting type tail yarn remaining device and control method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116752283A (en) * | 2023-08-15 | 2023-09-15 | 江苏佳成科技股份有限公司 | High-speed feather yarn crochet machine |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR800001770Y1 (en) * | 1979-07-14 | 1980-10-28 | 곤다게이지 | Device for forming a tail wind around a bobbin held by a take-up mechanism of a ringless spinning machine |
| US20050082416A1 (en) * | 2003-10-04 | 2005-04-21 | Saurer Gmbh & Co. Kg | Apparatus for winding a thread reserve and a cross-wound bobbin onto a bobbin tube |
| CN204023045U (en) * | 2014-08-06 | 2014-12-17 | 浙江天竺纺机有限公司 | A kind of two-for-one twister that stays tail yarn feeding device that is equipped with |
| CN206127514U (en) * | 2016-10-28 | 2017-04-26 | 新昌县利来纺织机械有限公司 | Two -for -one twister is around tail yarn device |
| CN208022503U (en) * | 2018-03-22 | 2018-10-30 | 欧瑞康纺织有限及两合公司 | A kind of winding device |
| CN110904542A (en) * | 2019-12-10 | 2020-03-24 | 宜昌经纬纺机有限公司 | Automatic tail yarn remaining device and control method |
| CN211070929U (en) * | 2019-10-11 | 2020-07-24 | 盐城普尔玛汽车配件有限公司 | Balancing piece ejecting device |
| CN216074141U (en) * | 2021-09-03 | 2022-03-18 | 宜昌经纬纺机有限公司 | Electromagnetic type tail yarn remaining device |
-
2021
- 2021-09-03 CN CN202111034262.6A patent/CN113755975A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR800001770Y1 (en) * | 1979-07-14 | 1980-10-28 | 곤다게이지 | Device for forming a tail wind around a bobbin held by a take-up mechanism of a ringless spinning machine |
| US20050082416A1 (en) * | 2003-10-04 | 2005-04-21 | Saurer Gmbh & Co. Kg | Apparatus for winding a thread reserve and a cross-wound bobbin onto a bobbin tube |
| CN204023045U (en) * | 2014-08-06 | 2014-12-17 | 浙江天竺纺机有限公司 | A kind of two-for-one twister that stays tail yarn feeding device that is equipped with |
| CN206127514U (en) * | 2016-10-28 | 2017-04-26 | 新昌县利来纺织机械有限公司 | Two -for -one twister is around tail yarn device |
| CN208022503U (en) * | 2018-03-22 | 2018-10-30 | 欧瑞康纺织有限及两合公司 | A kind of winding device |
| CN211070929U (en) * | 2019-10-11 | 2020-07-24 | 盐城普尔玛汽车配件有限公司 | Balancing piece ejecting device |
| CN110904542A (en) * | 2019-12-10 | 2020-03-24 | 宜昌经纬纺机有限公司 | Automatic tail yarn remaining device and control method |
| CN216074141U (en) * | 2021-09-03 | 2022-03-18 | 宜昌经纬纺机有限公司 | Electromagnetic type tail yarn remaining device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116752283A (en) * | 2023-08-15 | 2023-09-15 | 江苏佳成科技股份有限公司 | High-speed feather yarn crochet machine |
| CN116752283B (en) * | 2023-08-15 | 2023-11-03 | 江苏佳成科技股份有限公司 | High-speed feather yarn crochet machine |
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