CN215209892U - Elastic yarn unwinding device for warp knitting - Google Patents
Elastic yarn unwinding device for warp knitting Download PDFInfo
- Publication number
- CN215209892U CN215209892U CN202120169640.0U CN202120169640U CN215209892U CN 215209892 U CN215209892 U CN 215209892U CN 202120169640 U CN202120169640 U CN 202120169640U CN 215209892 U CN215209892 U CN 215209892U
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- China
- Prior art keywords
- driving shaft
- spring
- warp knitting
- unwinding device
- driven shaft
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- 238000009940 knitting Methods 0.000 title claims abstract description 17
- 230000000712 assembly Effects 0.000 claims abstract description 8
- 230000000875 corresponding Effects 0.000 claims abstract description 8
- VYZAMTAEIAYCRO-UHFFFAOYSA-N chromium Chemical compound data:image/svg+xml;base64,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 data:image/svg+xml;base64,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 [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 239000011651 chromium Substances 0.000 claims description 3
- 239000004744 fabric Substances 0.000 abstract description 10
- 238000009941 weaving Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920002334 Spandex Polymers 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000004059 degradation Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000004759 spandex Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The utility model provides an elastic yarn unwinding device for warp knitting, which comprises a driving shaft, a motor, a rotating speed collector, a driven shaft, at least two spring assemblies and at least two supports, wherein the driving shaft is arranged on the supports through a first bearing, one end of the driving shaft is connected with the motor, and the other end of the driving shaft is connected with the rotating speed collector; the bracket is provided with a sliding groove, and the driven shaft is arranged on the sliding groove of the bracket; the spring assembly comprises a spring body, a screw rod, two screw caps and an L-shaped fixing frame, wherein one end of the spring body is fixedly connected with the screw rod, and the screw rod penetrates through a through hole in a bottom plate of the L-shaped fixing frame and is fixed through the two screw caps; the side wall plate of the L-shaped fixing frame is fixed on the bracket at the corresponding side; and two ends of the driven shaft are respectively connected with the spring bodies of the corresponding spring assemblies through second bearings. The utility model discloses a positive of driving shaft send the yarn can improve the stability of grey cloth quality and reduce the wearing and tearing of needle spare.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a textile machinery field, concretely relates to warp knitting is made and is used elastic yarn unwinding device.
[ background of the invention ]
The basic equipment construction principle of the existing domestic and imported warp knitting manufacturing equipment is mature, but a common problem exists, namely once elastic yarns such as spandex and DTY are used, the woven grey cloth has a serious evenness problem to cause product quality degradation and seriously becomes waste products for treatment, the yarn guide rod is also modified into a rotary rod by the more advanced equipment, so that the evenness can be reduced to a certain extent, but the effect is not ideal, and a plurality of manufacturers save trouble and directly lock the rotary shaft, so that the ideal effect is not achieved. The elastic yarn is directly unwound from the pan head, and the unwinding tension can be directly transmitted to the needle piece, so that the friction force of the needle piece is large, and the needle piece is damaged quickly. It is also a common recognition within the industry that gray fabric needles used to produce stretch yarns can be damaged relatively quickly.
[ Utility model ] content
The to-be-solved technical problem of the utility model lies in providing a through weaving to make with elastic yarn unwinder, can improve the stability of grey cloth quality and reduce the wearing and tearing of needle spare through the positive yarn feeding of driving shaft.
The utility model discloses a realize like this:
an elastic yarn unwinding device for warp knitting weaving comprises a driving shaft, a motor, a rotating speed collector, a driven shaft, at least two spring assemblies and at least two supports, wherein the driving shaft is arranged on the supports through a first bearing, one end of the driving shaft is connected with the motor, and the other end of the driving shaft is connected with the rotating speed collector; the bracket is provided with a sliding groove, and the driven shaft is arranged on the sliding groove of the bracket; one end of the sliding groove is a working groove position, and the other end of the sliding groove is a non-working groove position;
the spring assembly comprises a spring body, a screw rod, two screw caps and an L-shaped fixing frame, wherein one end of the spring body is fixedly connected with the screw rod, and the screw rod penetrates through a through hole in a bottom plate of the L-shaped fixing frame and is fixed through the two screw caps; the side wall plate of the L-shaped fixing frame is fixed on the bracket at the corresponding side; and two ends of the driven shaft are respectively connected with the spring bodies of the corresponding spring assemblies through second bearings.
Further, a rubber layer is arranged on the surface of the driving shaft.
Further, the surface of the driven shaft is plated with a chromium layer.
Further, the first bearing is a self-aligning bearing.
Further, there are three of the brackets.
The utility model has the advantages that:
1. the yarn is uniformly pulled down from a warp beam (pan head) through positive rotation of a driving shaft connected with a motor, and then is uniformly sent to a looping mechanism. The problem of grey cloth evenness caused by uneven yarn extension due to uneven friction of the yarns is avoided.
2. The tension of elastic yarns on a knitting needle during weaving is reduced and the abrasion of a needle piece is reduced by actively feeding the yarns through the driving shaft.
3. Through positive transmission yarn feeding, the pulling force of yarn resilience on a needle piece can be reduced when the machine is stopped, and the stop mark of grey cloth can be effectively reduced.
4. The yarn feeding is actively driven, so that the actual yarn feeding amount can be accurately controlled, and the stability of the grey cloth quality is improved.
[ description of the drawings ]
The invention will be further described with reference to the following examples with reference to the accompanying drawings.
Fig. 1 is a schematic view of an elastic yarn unwinding device for warp knitting according to the present invention.
Fig. 2 is a schematic view of the spring assembly and the driven shaft of the elastic yarn unwinding device for warp knitting manufacturing according to the present invention.
[ detailed description ] embodiments
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings and the detailed description. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 2, an elastic yarn unwinding device for warp knitting of the present invention includes a driving shaft 1, a motor 2, a rotation speed collector 3, a driven shaft 4, at least two spring assemblies 5 and at least two supports 6, wherein the driving shaft 1 is disposed on the supports through a first bearing 7, one end of the driving shaft 1 is connected to the motor 2, and the other end is connected to the rotation speed collector 3; a sliding groove 8 is formed in the support 6, and the driven shaft 4 is mounted on the sliding groove 8 of the support 6; one end of the sliding groove 8 is a working groove position 81, and the other end is a non-working groove position 82;
the spring assembly 5 comprises a spring body 51, a screw rod 52, two screw caps 53 and an L-shaped fixing frame 54, wherein one end of the spring body 51 is fixedly connected with the screw rod 52, and the screw rod 52 penetrates through a through hole in a bottom plate 541 of the L-shaped fixing frame 54 and is fixed through the two screw caps 53; the side wall plate 542 of the L-shaped fixing frame 54 is fixed on the bracket 6 on the corresponding side; the two ends of the driven shaft 4 are respectively connected with the spring bodies 51 of the corresponding spring assemblies 5 through the second bearings 9.
In one embodiment, the following is preferred: the surface of the driving shaft 1 is provided with a rubber layer.
In one embodiment, the following is preferred: the surface of the driven shaft 4 is plated with a chromium layer.
In one embodiment, the following is preferred: the first bearing 7 is a self-aligning bearing.
In one embodiment, the following is preferred: there are three of the brackets 6.
In another embodiment of the present invention, the working process of the present invention is as follows:
the support 6 of the unwinding device of the utility model is locked on the frame wall of the warp knitting machine through screws, and the driven shaft 4 is moved from the non-working slot 82 to the working slot 81, so that the driven shaft 4 is abutted against the driving shaft 1, and the tension of the driven shaft 4 is adjusted through the spring body 51, and further the pressure between the driven shaft 4 and the driving shaft 1 is adjusted;
the motor 2 is started to drive the driving shaft 1 to actively rotate, the driving shaft 1 advances power to be transmitted to the driven shaft 4, then the yarn is pulled down from the warp beam (pan head), and finally the yarn is sent to the looping mechanism in a unified mode.
In the spring unit 5, the magnitude of the tensile force of the spring body 51 on the driven shaft 4 can be adjusted by adjusting the high-low position of the screw 52 on the bottom plate 541 of the L-shaped fixing bracket 54.
And the rotating speed collector 3 is used for detecting and feeding back the rotating speed of the driving shaft 1.
The utility model has the advantages of it is following:
1. the yarn is uniformly pulled down from a warp beam (pan head) through positive rotation of a driving shaft connected with a motor, and then is uniformly sent to a looping mechanism. The problem of grey cloth evenness caused by uneven yarn extension due to uneven friction of the yarns is avoided.
2. The tension of elastic yarns on a knitting needle during weaving is reduced and the abrasion of a needle piece is reduced by actively feeding the yarns through the driving shaft.
3. Through positive transmission yarn feeding, the pulling force of yarn resilience on a needle piece can be reduced when the machine is stopped, and the stop mark of grey cloth can be effectively reduced.
4. The yarn feeding is actively driven, so that the actual yarn feeding amount can be accurately controlled, and the stability of the grey cloth quality is improved.
Although specific embodiments of the present invention have been described, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the claims appended hereto.
Claims (5)
1. An elastic yarn unwinding device for warp knitting, characterized in that: the device comprises a driving shaft, a motor, a rotating speed collector, a driven shaft, at least two spring assemblies and at least two supports, wherein the driving shaft is arranged on the supports through a first bearing, one end of the driving shaft is connected with the motor, and the other end of the driving shaft is connected with the rotating speed collector; the bracket is provided with a sliding groove, and the driven shaft is arranged on the sliding groove of the bracket; one end of the sliding groove is a working groove position, and the other end of the sliding groove is a non-working groove position;
the spring assembly comprises a spring body, a screw rod, two screw caps and an L-shaped fixing frame, wherein one end of the spring body is fixedly connected with the screw rod, and the screw rod penetrates through a through hole in a bottom plate of the L-shaped fixing frame and is fixed through the two screw caps; the side wall plate of the L-shaped fixing frame is fixed on the bracket at the corresponding side; and two ends of the driven shaft are respectively connected with the spring bodies of the corresponding spring assemblies through second bearings.
2. An elastic yarn unwinding device for warp knitting according to claim 1, characterized in that: the surface of the driving shaft is provided with a rubber layer.
3. An elastic yarn unwinding device for warp knitting according to claim 1, characterized in that: the surface of the driven shaft is plated with a chromium layer.
4. An elastic yarn unwinding device for warp knitting according to claim 1, characterized in that: the first bearing is a self-aligning bearing.
5. An elastic yarn unwinding device for warp knitting according to claim 1, characterized in that: the number of the brackets is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120169640.0U CN215209892U (en) | 2021-01-21 | 2021-01-21 | Elastic yarn unwinding device for warp knitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120169640.0U CN215209892U (en) | 2021-01-21 | 2021-01-21 | Elastic yarn unwinding device for warp knitting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215209892U true CN215209892U (en) | 2021-12-17 |
Family
ID=79438150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120169640.0U Active CN215209892U (en) | 2021-01-21 | 2021-01-21 | Elastic yarn unwinding device for warp knitting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215209892U (en) |
-
2021
- 2021-01-21 CN CN202120169640.0U patent/CN215209892U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |