CN220394043U - Novel yarn conveying device - Google Patents
Novel yarn conveying device Download PDFInfo
- Publication number
- CN220394043U CN220394043U CN202321583337.0U CN202321583337U CN220394043U CN 220394043 U CN220394043 U CN 220394043U CN 202321583337 U CN202321583337 U CN 202321583337U CN 220394043 U CN220394043 U CN 220394043U
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- Prior art keywords
- yarn
- synchronous
- yarn conveying
- end cover
- spandex
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- 230000001360 synchronised effect Effects 0.000 claims abstract description 68
- 229920002334 Spandex Polymers 0.000 claims abstract description 31
- 239000004759 spandex Substances 0.000 claims abstract description 31
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000009940 knitting Methods 0.000 abstract description 15
- 238000004804 winding Methods 0.000 description 6
- 229910000976 Electrical steel Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 239000004753 textile Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
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- Knitting Machines (AREA)
Abstract
The utility model discloses a novel yarn conveying device which comprises a frame, a first annular frame, a second annular frame, a yarn conveying mechanism and a spandex mechanism, wherein the yarn conveying mechanism comprises a first driving mechanism, a plurality of yarn conveying devices and a first synchronous wheel, the first driving mechanism comprises a first synchronous belt, a first stepping motor and a first yarn conveying disc, and the spandex mechanism comprises a second synchronous belt, a second driving mechanism, a plurality of spandex frames and a second synchronous wheel. When the warp knitting machine works, the first stepping motor and the second stepping motor respectively drive the first synchronous belt and the second synchronous belt to rotate, so that yarns are unwound from the yarn feeder and the spandex frame and then fed into the knitting mechanism of the warp knitting machine for knitting.
Description
Technical Field
The utility model relates to the technical field of textile machinery, in particular to a novel yarn conveying device.
Background
With the continuous development of textile industry, more and more textile machines must be equipped with yarn feeding devices for supplying irregular and intermittent yarn consumption, so as to adapt to the demands of the factors such as knitting of cloth cover patterns and cloth cover tension difference on yarn supply.
The yarn feed amount of the yarn feeding device is a very important control variable in the weaving process. In the prior art, the yarn conveying device is controlled by a servo motor, the torque force of the servo motor is constant, the torque force is small when the yarn is conveyed at a low speed, the torque force is large when the yarn is conveyed at a high speed, the irregular and intermittent yarn supply cannot be met, the yarn conveying control is insensitive, and the phenomena that the yarn tension is too high to stretch out and the yarn tension is not high enough to relax and cannot be conveyed easily occur.
In view of the above, the present inventors have conducted intensive studies on the above problems, and have produced the present utility model.
Disclosure of Invention
The utility model aims to provide a novel yarn conveying device which is simple in structure, low in cost and capable of improving the rotating speed.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the novel yarn conveying device comprises a frame, a yarn conveying mechanism and a spandex mechanism, wherein the spandex mechanism and the yarn conveying mechanism are respectively arranged on the frame, a first annular frame for installing the yarn conveying mechanism and a second annular frame for installing the spandex mechanism are arranged on the frame, and the second annular frame is arranged on the outer side of the first annular frame;
the yarn conveying mechanism comprises a first synchronous belt, a first driving mechanism, a plurality of yarn conveying devices and first synchronous wheels arranged on the yarn conveying devices, the first driving mechanism comprises a first stepping motor and a first yarn conveying disc connected with an output shaft of the first stepping motor, the first synchronous belt is sequentially wound on the first yarn conveying disc and the first synchronous wheels, and the first yarn conveying disc is in synchronous transmission connection with the first synchronous wheels through the first synchronous belt;
the spandex mechanism comprises a second synchronous belt, a second driving mechanism, a plurality of spandex frames and second synchronous wheels arranged on the spandex frames, the second driving mechanism comprises a second stepping motor and second yarn conveying discs connected with output shafts of the second stepping motor, the second synchronous belt sequentially winds the second yarn conveying discs and the second synchronous wheels, and the second yarn conveying discs are connected with the second synchronous wheels in a synchronous transmission mode through the second synchronous belt.
Preferably, a first mounting plate is further arranged on the first annular frame, two first tensioning wheels are arranged at the end part, close to the first synchronous belt, of the first mounting plate, the two first tensioning wheels are symmetrically located on one side of the first yarn conveying disc, and the first synchronous belt is sequentially wound on one first tensioning wheel, the first yarn conveying disc, the other first tensioning wheel and each first synchronous wheel;
the second annular frame is further provided with a second mounting plate, two second tensioning wheels are arranged at the end parts, close to the second synchronous belt, of the second mounting plate, the two second tensioning wheels are symmetrically located on one side of the second yarn conveying disc, and the second synchronous belt is sequentially wound on one second tensioning wheel, the second yarn conveying disc, the other second tensioning wheel and each second synchronous wheel.
Preferably, the first stepper motor is used for driving each yarn feeder to synchronously rotate, and the second stepper motor is used for driving each spandex frame to synchronously rotate.
Preferably, the number of teeth of the first yarn feeding disc and the second yarn feeding disc is 27×n teeth, N is a positive integer from 3 to 6, and the number of teeth of the first yarn feeding disc is smaller than the number of teeth of the second yarn feeding disc.
Preferably, the number of yarn feeders is 20-200, and the number of spandex frames is 20-200.
Preferably, N support rods are horizontally arranged on the annular surfaces of the first annular frame and the second annular frame in a radial shape based on the center of the frame, and N is a positive integer greater than or equal to 3.
Preferably, the first stepper motor and the second stepper motor each comprise a rotor, a stator, a rotating shaft, a first end cover and a second end cover, the rotor is fixedly arranged on the rotating shaft, the stator is sleeved outside the rotor, the first end cover covers one end of the stator along the axis direction of the rotating shaft, the second end cover covers the other end of the stator along the axis direction of the rotating shaft, the first end cover and the second end cover are connected with the stator, a first bearing is arranged on the first end cover, a second bearing is arranged on the second end cover, the rotating shaft is matched with the first bearing and the second bearing, and the output end of the rotating shaft penetrates out of the first end cover.
Preferably, the number of the first bearings is 2, and the first bearings are all arranged on the first end cover and are all connected with the rotating shaft.
Preferably, the stepper motor further comprises a first cover cap and an encoder, the first cover cap is arranged on one side, away from the first end cap, of the second end cap, a first accommodating cavity is formed between the first cover cap and the second end cap, the rotating shaft is arranged in the first accommodating cavity in a penetrating mode through the second end cap, and the encoder is arranged in the first accommodating cavity and fixedly connected with the rotating shaft.
Preferably, a first bearing hole is formed in the first end cover, the first bearing is arranged in the first bearing hole, a second bearing hole is formed in the second end cover, and the second bearing is arranged in the second bearing hole.
By adopting the design scheme, the utility model has the beneficial effects that: when the warp knitting machine works, the first stepping motor and the second stepping motor respectively drive the first synchronous belt and the second synchronous belt to rotate, so that yarns are unreeled from the yarn feeder and the spandex frame and then fed into a knitting mechanism of the warp knitting machine for knitting. The speed is controlled by the stepping motor, so that positive yarn feeding is realized, and the tension of the yarn can be effectively controlled by adjusting the rotating speed of the yarn feeding roller, so that the unavoidable flatness is improved, the knitting requirement of the machine is met, and the machine speed is kept stable.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged view of the utility model at A in FIG. 1;
FIG. 3 is a side view of the present utility model;
fig. 4 is a schematic structural view of a first stepping motor (a second stepping motor) according to the present utility model;
in the figure: the yarn feeding device comprises a frame 1, a first annular frame 11, a first mounting plate 111, a second annular frame 12, a second mounting plate 121, a supporting rod 13, a yarn feeding mechanism 2, a first synchronous belt 21, a yarn feeding device 22, a first synchronous wheel 221, a first stepping motor 23, a first yarn feeding disc 24, a first tensioning wheel 25, a spandex mechanism 3, a second synchronous belt 31, a spandex frame 32, a second synchronous wheel 321, a second stepping motor 33, a second yarn feeding disc 34, a second tensioning wheel 35, a first end cover 41, a first bearing 411, a first bearing hole 412, a second end cover 42, a second bearing 421, a second bearing hole 422, a rotor 43, a stator 44, a rotating shaft 45, a first cover 46, a first accommodating cavity 461 and an encoder 47.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 4
The utility model provides a novel yarn feeding device, includes frame 1, yarn feeding mechanism 2 and spandex mechanism 3, is provided with the first annular frame 11 that supplies yarn feeding mechanism 2 to install and supplies the second annular frame 12 that spandex mechanism 3 installed on frame 1, and second annular frame 12 sets up the outside of first annular frame 11, first annular frame 11 and second annular frame 12 set up in frame 1 with concentric annular mode.
Preferably, N support rods 13 are horizontally arranged on the annular surfaces of the first annular frame 11 and the second annular frame 12 in a radial shape based on the center of the frame 1, N is a positive integer greater than or equal to 3, and N can be set to be equal to six. The greater the number of support bars 13, the more stable the positions of the first and second annular frames 11 and 12.
The yarn conveying mechanism 2 comprises a first synchronous belt 21, a first driving mechanism, a plurality of yarn conveying devices 22 and first synchronous wheels 221 arranged on the yarn conveying devices 22, the first driving mechanism comprises a first stepping motor 23 and first yarn conveying discs 24 connected with output shafts of the first stepping motor 23, first mounting plates 111 for mounting the first stepping motor 23 and the first yarn conveying discs 24 are further arranged on the first annular frame 11, the first stepping motor 23 is arranged at the bottom of the first mounting plates 111, the first yarn conveying discs 24 are arranged above the first mounting plates 111, the output shafts of the first stepping motor 23 penetrate through the first mounting plates 111 and are connected with the first yarn conveying discs 24, two first tensioning wheels 25 are symmetrically arranged at one sides of the first yarn conveying discs 24, the first synchronous belt 21 is sequentially wound on one first tensioning wheel 25, one first yarn conveying disc 24, another first tensioning wheel 25 and each first synchronous wheel 221, and the first synchronous wheels 24 are used for driving the first yarn conveying devices 23 to rotate through the first synchronous belt 21.
The spandex mechanism 3 comprises a second synchronous belt 31, a second driving mechanism, a plurality of spandex frames 32 and second synchronous wheels 321 arranged on the spandex frames 32, the second driving mechanism comprises a second stepping motor 33 and a second yarn conveying disc 34 connected with an output shaft of the second stepping motor 33, a second mounting plate 121 for mounting the second stepping motor 33 and the second yarn conveying disc 34 is further arranged on the second annular frame 12, the second stepping motor 24 is arranged at the bottom of the second mounting plate 121, the second yarn conveying disc 34 is arranged above the second yarn conveying disc 34, the output shaft of the second stepping motor 33 penetrates through the second mounting plate 121 to be connected with the second yarn conveying disc 34, two second tensioning wheels 35 are symmetrically arranged at one side of the second yarn conveying disc 34, the second synchronous belt 31 is sequentially wound on one second tensioning wheel 35, the second yarn conveying disc 34, another second tensioning wheel 35 and each second synchronous wheel 321, and the second synchronous wheels 321 are connected with the second yarn conveying disc 32 through the end portions of the second mounting plate 121, which are close to the second synchronous belt 31, and the second tensioning wheels are used for driving the second yarn conveying discs 32 to rotate.
It should be noted that, the yarn feeder 22 and the spandex carrier 32 in this embodiment are all conventional in the art, and will not be described in detail herein. Preferably, the number of yarn feeders is 20-200, and the number of spandex frames is 20-200.
Further, the number of teeth of the first yarn feeding tray 24 and the second yarn feeding tray 34 is 27×n teeth, N is a positive integer from 3 to 6, and the number of teeth of the first yarn feeding tray 24 is smaller than the number of teeth of the second yarn feeding tray 34. Preferably, in the present embodiment, the first yarn feeding tray 24 is the yarn feeding aluminum tray 108Z, and the second yarn feeding tray 34 is the yarn feeding aluminum tray 135Z, and by setting yarn feeding trays with 27×n teeth, the yarn feeding speed is increased, the stepping motor can be used for yarn feeding, the cost is reduced, and the unique transmission rigidity is provided during low-speed yarn feeding. The first synchronous belt 21 is synchronously driven to rotate by the first stepping motor 23, the second synchronous belt 31 is synchronously driven to rotate by the second stepping motor 33, and the problem that the yarn conveying speed is inconsistent due to the difference of the pulling force of two sides of the belt wheel is solved, so that the processing quality of products is ensured.
Further, the first stepper motor 23 and the second stepper motor 33 each include a rotor 43, a stator 44, a rotating shaft 45, a first end cover 41 and a second end cover 42, the rotor 43 is fixedly arranged on the rotating shaft 45, the stator 44 is sleeved outside the rotor 43, the first end cover 41 is covered at one end of the stator 44 along the axis direction of the rotating shaft 45, the second end cover 42 is covered at the other end of the stator 44 along the axis direction of the rotating shaft 45, the first end cover 41 and the second end cover 42 are connected with the stator 44, a first bearing 411 is arranged on the first end cover 41, a second bearing 421 is arranged on the second end cover 42, the rotating shaft 45 is matched with the first bearing 411 and the second bearing 421, and the output end of the rotating shaft 45 penetrates out from the first end cover 41. For example, the stator 44 may include and be laminated by a plurality of silicon steel sheets; the stator 44 may include six magnetic poles, each two opposite magnetic poles are wound with the same phase winding, the three-phase winding is assembled into a star shape as a control winding, and the windings of the stator 44 may be classified into two types of centralized type and distributed type according to the winding shape and the embedded wiring mode of the coil. The rotor 43 core may also include a plurality of silicon steel sheets, and be laminated by the plurality of silicon steel sheets; the rotor 43 has no windings on the core, only a plurality of teeth, and the tooth width is equal to the pole shoe width of the stator 44. In this embodiment, the first end cover 41 is disposed on one side of the stator 44, and the second end cover 42 is disposed on the other side of the stator 44, that is, along the axis of the rotation shaft 45, the first end cover 41 and the second end cover 42 are respectively disposed at two ends of the stator 44. Meanwhile, there may be a gap between the first end cap 41 and the stator 44, where the first bearing 411 is provided, and between the second end cap 42 and the stator 44, where the second bearing 421 is provided. Preferably, the first stepper motor 23 and the second stepper motor 33 in this embodiment can employ signals of 86-150-12N. It should be noted that the diameter of the rotating shaft 45 may be increased in the present embodiment to accommodate the first yarn feeding tray 24 or the second yarn feeding tray 34, thereby increasing the pulling force.
Preferably, the number of first bearings 411 is 2, each provided on the first end cover 41 and each connected to the rotation shaft 45. Providing a plurality of first bearings 411 may support a larger aluminum yarn feeding tray.
Preferably, the first stepper motor 23 and the second stepper motor 33 each further comprise a first cover 46 and an encoder 47, the first cover 46 is covered on one side of the second end cover 42 away from the first end cover 41, a first accommodating cavity 461 is arranged between the first cover 46 and the second end cover 42, the rotating shaft 45 is arranged in the first accommodating cavity 461 through the second end cover 42, the encoder 47 is arranged in the first accommodating cavity 461 and fixedly connected with the rotating shaft 45, a first bearing hole 412 is arranged on the first end cover 41, a first bearing 411 is arranged in the first bearing hole 412, a second bearing hole 422 is arranged on the second end cover 42, and the second bearing 421 is arranged in the second bearing hole 422.
By adopting the design scheme, the utility model has the beneficial effects that: when the warp knitting machine works, the first stepping motor 23 and the second stepping motor 33 respectively drive the first synchronous belt 21 and the second synchronous belt 31 to rotate, so that yarns are unreeled from the yarn feeder 22 and the spandex frame 32 and then fed into a knitting mechanism of the warp knitting machine for knitting. The speed is controlled by the stepping motor, so that positive yarn feeding is realized, and the tension of the yarn can be effectively controlled by adjusting the rotating speed of the yarn feeding roller, so that the unavoidable flatness is improved, the knitting requirement of the machine is met, and the machine speed is kept stable.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a novel yarn device, its characterized in that: the yarn feeding device comprises a frame, a yarn feeding mechanism and a spandex mechanism, wherein the spandex mechanism and the yarn feeding mechanism are respectively arranged on the frame, a first annular frame for installing the yarn feeding mechanism and a second annular frame for installing the spandex mechanism are arranged on the frame, and the second annular frame is arranged on the outer side of the first annular frame;
the yarn conveying mechanism comprises a first synchronous belt, a first driving mechanism, a plurality of yarn conveying devices and first synchronous wheels arranged on the yarn conveying devices, the first driving mechanism comprises a first stepping motor and a first yarn conveying disc connected with an output shaft of the first stepping motor, the first synchronous belt is sequentially wound on the first yarn conveying disc and the first synchronous wheels, and the first yarn conveying disc is in synchronous transmission connection with the first synchronous wheels through the first synchronous belt;
the spandex mechanism comprises a second synchronous belt, a second driving mechanism, a plurality of spandex frames and second synchronous wheels arranged on the spandex frames, the second driving mechanism comprises a second stepping motor and second yarn conveying discs connected with output shafts of the second stepping motor, the second synchronous belt sequentially winds the second yarn conveying discs and the second synchronous wheels, and the second yarn conveying discs are connected with the second synchronous wheels in a synchronous transmission mode through the second synchronous belt.
2. A novel yarn feeding device according to claim 1, wherein: the first annular frame is further provided with a first mounting plate, two first tensioning wheels are arranged at the end part, close to the first synchronous belt, of the first mounting plate, the two first tensioning wheels are symmetrically located on one side of the first yarn conveying disc, and the first synchronous belt is sequentially wound on one first tensioning wheel, the first yarn conveying disc, the other first tensioning wheel and each first synchronous wheel;
the second annular frame is further provided with a second mounting plate, two second tensioning wheels are arranged at the end parts, close to the second synchronous belt, of the second mounting plate, the two second tensioning wheels are symmetrically located on one side of the second yarn conveying disc, and the second synchronous belt is sequentially wound on one second tensioning wheel, the second yarn conveying disc, the other second tensioning wheel and each second synchronous wheel.
3. A novel yarn feeding device according to claim 1, wherein: the first stepping motor is used for driving the yarn feeders to synchronously rotate, and the second stepping motor is used for driving the spandex frames to synchronously rotate.
4. A novel yarn feeding device according to claim 1, wherein: the number of teeth of the first yarn conveying disc and the second yarn conveying disc is 27 x N, N is a positive integer of 3-6, and the number of teeth of the first yarn conveying disc is smaller than the number of teeth of the second yarn conveying disc.
5. A novel yarn feeding device according to claim 1, wherein: the number of the yarn feeders is 20-200, and the number of the spandex frames is 20-200.
6. A novel yarn feeding device according to claim 1, wherein: n supporting rods are horizontally arranged on the annular surfaces of the first annular frame and the second annular frame in a radial mode based on the center of the frame, and N is a positive integer greater than or equal to 3.
7. A novel yarn feeding device according to claim 1, wherein: the first stepper motor and the second stepper motor comprise a rotor, a stator, a rotating shaft, a first end cover and a second end cover, the rotor is fixedly arranged on the rotating shaft, the stator is sleeved outside the rotor, the first end cover covers one end of the stator along the axis direction of the rotating shaft, the second end cover covers the other end of the stator along the axis direction of the rotating shaft, the first end cover and the second end cover are connected with the stator, a first bearing is arranged on the first end cover, a second bearing is arranged on the second end cover, the rotating shaft is matched with the first bearing and the second bearing, and the output end of the rotating shaft is penetrated out by the first end cover.
8. The novel yarn feeding device according to claim 7, wherein: the first bearings are 2, are all arranged on the first end cover and are all connected with the rotating shaft.
9. The novel yarn feeding device according to claim 7, wherein: the stepping motor further comprises a first cover cap and an encoder, the first cover cap is arranged on one side, away from the first end cap, of the second end cap, a first accommodating cavity is formed between the first cover cap and the second end cap, the rotating shaft is arranged in the first accommodating cavity in a penetrating mode through the second end cap, and the encoder is arranged in the first accommodating cavity and fixedly connected with the rotating shaft.
10. A novel yarn feeding device according to any one of claims 7 or 8, wherein: the first end cover is provided with a first bearing hole, the first bearing is arranged in the first bearing hole, the second end cover is provided with a second bearing hole, and the second bearing is arranged in the second bearing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321583337.0U CN220394043U (en) | 2023-06-20 | 2023-06-20 | Novel yarn conveying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321583337.0U CN220394043U (en) | 2023-06-20 | 2023-06-20 | Novel yarn conveying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220394043U true CN220394043U (en) | 2024-01-26 |
Family
ID=89606242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321583337.0U Active CN220394043U (en) | 2023-06-20 | 2023-06-20 | Novel yarn conveying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220394043U (en) |
-
2023
- 2023-06-20 CN CN202321583337.0U patent/CN220394043U/en active Active
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