CN220034828U - Yarn feeding device for large circular knitting machine - Google Patents
Yarn feeding device for large circular knitting machine Download PDFInfo
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- CN220034828U CN220034828U CN202321424162.9U CN202321424162U CN220034828U CN 220034828 U CN220034828 U CN 220034828U CN 202321424162 U CN202321424162 U CN 202321424162U CN 220034828 U CN220034828 U CN 220034828U
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- yarn
- wheel
- abrasion
- frame
- tensioning
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- 238000009940 knitting Methods 0.000 title claims abstract description 27
- 238000005299 abrasion Methods 0.000 claims abstract description 78
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 238000009941 weaving Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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Abstract
The utility model provides a yarn feeding device for a circular knitting machine, which comprises a connecting seat, a yarn guiding frame and a connecting frame, wherein the connecting seat, the yarn guiding frame and the connecting frame are arranged on one end of the connecting frame respectively; the anti-abrasion assembly comprises a first anti-abrasion wheel and a second anti-abrasion wheel which are arranged at intervals, yarn passes through between the first anti-abrasion wheel and the second anti-abrasion wheel, and the first anti-abrasion wheel and the second anti-abrasion wheel are respectively connected with the connecting frame in a rotating way. According to the structure, under the arrangement of the abrasion-resistant assembly, yarns pass through the abrasion-resistant assembly, so that the yarns are prevented from being rubbed with the yarn feeding nozzle, the abrasion to the yarns is reduced, and the yarn breakage can be avoided; simultaneously, under the action of the yarn tensioning mechanism, the tension of the yarn can be ensured.
Description
Technical Field
The utility model relates to the technical field of large circular knitting machines, in particular to a yarn feeding device for a large circular knitting machine.
Background
Circular knitting machines are also called circular weft knitting machines, and are most widely applied in textile enterprises because of the large number of loop forming systems, high rotating speed, high yield, rapid pattern change and good fabric quality of the circular knitting machines. The circular knitting machine needs to be supplied with yarn through a yarn supply system in the use process, wherein the yarn supply device is positioned above the knitting device and is used for guiding the yarn to the knitting needles of the knitting device.
In the traditional yarn feeding device, yarn passes through the yarn feeding mouth of the yarn feeding device in the yarn drawing process of the knitting device, so that the yarn is easy to rub and abrade, the silk flocs generated by abrasion are easy to accumulate at the yarn feeding mouth, and the yarn drawing speed is difficult to be kept uniform in the knitting process of the knitting device, so that the yarn breakage problem is easy to occur when the yarn drawing speed is too high.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a yarn feeding device for a circular knitting machine.
The technical scheme of the utility model is realized as follows:
the utility model provides a yarn feeding device for a circular knitting machine, which comprises a connecting seat, a yarn guiding frame and a connecting frame, wherein the connecting seat, the yarn guiding frame and the connecting frame are arranged on one end of the connecting frame respectively;
the anti-abrasion assembly comprises a first anti-abrasion wheel and a second anti-abrasion wheel which are arranged at intervals, the yarn passes through the space between the first anti-abrasion wheel and the second anti-abrasion wheel, and the first anti-abrasion wheel and the second anti-abrasion wheel are respectively and rotatably connected with the connecting frame.
In one embodiment, a first sliding rod is arranged at the axle center of the first abrasion-resistant wheel, and the first sliding rod penetrates through the first abrasion-resistant wheel to be mounted on the yarn feeding nozzle; the second abrasion-resistant wheel is provided with a second sliding rod at the axle center, and the second sliding rod penetrates through the second abrasion-resistant wheel and is arranged on the yarn feeding nozzle.
In one embodiment, the yarn tensioning mechanism comprises a tensioning frame, a tensioning wheel arranged on the tensioning frame, a main body and an elastic piece, wherein one end of the tensioning frame, which is far away from the tensioning wheel, is nested in the main body, the main body is arranged on the connecting frame, the elastic piece is arranged in the main body, one end of the elastic piece is supported on the main body, and the other end of the elastic piece is supported on the connecting frame.
In one embodiment, the end of the main body, which is far away from the tensioning frame, is provided with a concave movable groove, a movable hole penetrates through the bottom of the movable groove, the end of the tensioning frame, which is far away from the tensioning wheel, penetrates through the movable hole and is embedded into the movable groove, and the elastic piece is nested in the movable groove.
In one embodiment, a limiting plate is arranged at one end, far away from the tensioning wheel, of the tensioning frame, the outer diameter of the limiting plate is larger than the aperture of the movable hole, the limiting plate is embedded into the movable groove, and the end portion of the elastic piece is supported on the limiting plate.
In one embodiment, one side of the limiting plate is provided with a concave limiting groove, the position of the movable groove corresponding to the limiting groove is provided with a limited rotating block, and the limited rotating block is embedded into the limiting groove.
In one embodiment, the yarn guide frame is provided with a yarn guide hole.
The advantages or beneficial effects in the technical scheme at least comprise: when the yarn is pulled during weaving of the circular knitting machine weaving device, as the upper yarn guiding wheel and the lower yarn guiding wheel for changing the yarn traction direction are respectively arranged on the connecting frame, a yarn tensioning mechanism is arranged between the upper yarn guiding wheel and the lower yarn guiding wheel, the other end of the connecting frame penetrates through a yarn feeding nozzle, and an abrasion-resistant assembly is arranged on the yarn feeding nozzle; the yarn passes through the space between the first abrasion-resistant wheel and the second abrasion-resistant wheel, and the first abrasion-resistant wheel and the second abrasion-resistant wheel are respectively connected with the connecting frame in a rotating way, so that when the speed of pulling the yarn is uneven, the yarn can contact with the first abrasion-resistant wheel or the second abrasion-resistant wheel, the first abrasion-resistant wheel or the second abrasion-resistant wheel can be enabled to rotate, the yarn is not contacted with the yarn feeding nozzle, the friction between the yarn and the yarn feeding nozzle is avoided, the abrasion to the yarn is reduced, and the yarn breakage can be avoided; simultaneously under the effect of yarn tensioning mechanism, can prop up the yarn in order to guarantee the tension of yarn when yarn tension is not enough, when yarn tension is too big, yarn tensioning mechanism contracts to reduce yarn tension, avoid yarn broken yarn.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model.
Fig. 1 shows a schematic structural view of a yarn feeding device according to an exemplary embodiment of the present utility model;
fig. 2 illustrates an enlarged structural schematic diagram of a in fig. 1 according to an exemplary embodiment of the present utility model;
FIG. 3 illustrates an exploded structural schematic view of a yarn tensioning mechanism according to an exemplary embodiment of the present utility model;
fig. 4 illustrates a schematic perspective view of a body according to an exemplary embodiment of the present utility model.
Reference numerals illustrate:
1. a connecting seat;
2. a yarn guide frame;
21. a yarn guiding hole;
3. a connecting frame;
31. yarn feeding nozzle;
4. an upper yarn guiding wheel;
5. a lower yarn guiding wheel;
6. a yarn tensioning mechanism;
61. a tensioning frame; 611. a limiting plate; 612. a limit groove; 62. a tensioning wheel; 63. a main body; 631. a movable groove; 632. a movable hole; 633. a rotation limiting block; 64. an elastic member;
7. an anti-wear assembly;
71. a first wear-resistant wheel; 711. a first slide bar; 72. a second wear-resistant wheel; 721. and a second slide bar.
Detailed Description
Embodiments of the present utility model will be described in more detail below with reference to the accompanying drawings. While the utility model is susceptible of embodiment in the drawings, it is to be understood that the utility model may be embodied in various forms and should not be construed as limited to the embodiments set forth herein, but rather are provided to provide a more thorough and complete understanding of the utility model. It should be understood that the drawings and embodiments of the utility model are for illustration purposes only and are not intended to limit the scope of the present utility model.
In addition, the embodiments of the present utility model and the features of the embodiments may be combined with each other without collision. The present utility model will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
The term "including" and variations thereof as used herein are intended to be open-ended, i.e., including, but not limited to. The term "based on" is based at least in part on. The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment"; the term "some embodiments" means "at least some embodiments. Related definitions of other terms will be given in the description below. It should be noted that the terms "first," "second," and the like herein are merely used for distinguishing between different devices, modules, or units and not for limiting the order or interdependence of the functions performed by such devices, modules, or units.
It should be noted that references to "one", "a plurality" and "a plurality" in this disclosure are intended to be illustrative rather than limiting, and those skilled in the art will appreciate that "one or more" is intended to be construed as "one or more" unless the context clearly indicates otherwise.
Referring to fig. 1 and 2, an embodiment of the present utility model provides a yarn feeding device for a circular knitting machine, which includes a connection seat 1, a yarn guiding frame 2 and a connection frame 3 mounted on the circular knitting machine, wherein the connection seat 1 and the yarn guiding frame 2 are respectively mounted on one end of the connection frame 3, a yarn guiding hole 21 is provided on the yarn guiding frame 2, an upper yarn guiding wheel 4 and a lower yarn guiding wheel 5 for changing the yarn traction direction are respectively provided on the connection frame 3, a yarn tensioning mechanism 6 is provided between the upper yarn guiding wheel 4 and the lower yarn guiding wheel 5, a yarn feeding nozzle 31 is penetrated through the other end of the connection frame 3, and an abrasion-resistant component 7 is provided on the yarn feeding nozzle 31;
the abrasion-resistant assembly 7 comprises a first abrasion-resistant wheel 71 and a second abrasion-resistant wheel 72 which are arranged at intervals, yarns pass through between the first abrasion-resistant wheel 71 and the second abrasion-resistant wheel 72, and the first abrasion-resistant wheel 71 and the second abrasion-resistant wheel 72 are respectively connected with the connecting frame 3 in a rotating way. Wherein the yarn sequentially bypasses the upper yarn guiding wheel 4, the yarn tensioning mechanism 6 and the lower yarn guiding wheel 5 and passes between the first abrasion-resistant wheel 71 and the second abrasion-resistant wheel 72.
With the structure, when the yarn is pulled during weaving of the circular knitting machine weaving device, as the upper yarn guide wheel 4 and the lower yarn guide wheel 5 for changing the yarn traction direction are respectively arranged on the connecting frame 3, the yarn tensioning mechanism 6 is arranged between the upper yarn guide wheel 4 and the lower yarn guide wheel 5, the other end of the connecting frame 3 penetrates through the yarn feeding nozzle 31, and the wear-resistant assembly 7 is arranged on the yarn feeding nozzle 31; the abrasion-resistant assembly 7 comprises a first abrasion-resistant wheel 71 and a second abrasion-resistant wheel 72 which are arranged at intervals, the yarn passes through the space between the first abrasion-resistant wheel 71 and the second abrasion-resistant wheel 72, and the first abrasion-resistant wheel 71 and the second abrasion-resistant wheel 72 are respectively and rotatably connected with the connecting frame 3, so that when the yarn passes through the space between the first abrasion-resistant wheel 71 and the second abrasion-resistant wheel 72 and the speed of pulling the yarn is uneven, the yarn can contact the first abrasion-resistant wheel 71 or the second abrasion-resistant wheel 72, the first abrasion-resistant wheel 71 or the second abrasion-resistant wheel 72 can rotate, the yarn is not contacted with the yarn feeding nozzle 31, the yarn is prevented from being rubbed with the yarn feeding nozzle 31, the abrasion to the yarn is reduced, and therefore yarn breakage can be avoided; simultaneously under the effect of yarn tensioning mechanism 6, can prop up the yarn in order to guarantee the tension of yarn when yarn tension is not enough, when yarn tension is too big, yarn tensioning mechanism 6 shrink to reduce yarn tension, avoid the broken yarn of yarn.
In one embodiment, see fig. 2. The first slide bar 711 is arranged at the axle center of the first abrasion-resistant wheel 71, and the first slide bar 711 penetrates through the first abrasion-resistant wheel 71 and is arranged on the yarn feeding nozzle 31; a second slide bar 721 is arranged at the axial center of the second abrasion-resistant wheel 72, and the second slide bar 721 passes through the second abrasion-resistant wheel 72 and is mounted on the yarn feeding nozzle 31. In practical application, the cross sections of the first abrasion-resistant wheel 71 and the second abrasion-resistant wheel 72 are in a V-shaped structure, and the first slide bar 711 and the second slide bar 721 are arranged, so that the first abrasion-resistant wheel 71 and the second abrasion-resistant wheel 72 can slide on the first slide bar 711 and the second slide bar 721 respectively; under the V-shaped structure, when the first and second abrasion-resistant wheels 71 and 72 receive the tensile force of the yarn, the first and second abrasion-resistant wheels 71 and 72 move along the first and second slide bars 711 and 721 in the direction of the applied force to buffer the tensile force of the yarn.
In one embodiment, see fig. 1, 3 and 4. The yarn tensioning mechanism 6 comprises a tensioning frame 61, a tensioning wheel 62 arranged on the tensioning frame 61, a main body 63 and an elastic piece 64, wherein one end of the tensioning frame 61 far away from the tensioning wheel 62 is nested in the main body 63, the main body 63 is arranged on the connecting frame 3, the elastic piece 64 is arranged in the main body 63, one end of the elastic piece 64 is supported on the tensioning wheel 61, and the other end of the elastic piece 64 is supported on the connecting frame 3. In practical application, the elastic force of the elastic member 64 can push the tensioning frame 61 to the outside, so that the tensioning wheel 62 can tension the yarn to ensure the tension of the yarn.
The main part 63 is provided with the indent movable slot 631 far away from the one end of tensioning frame 61, and the tank bottom of movable slot 631 runs through has the movable hole 632, and the one end of tensioning frame 61 far away from take-up pulley 62 passes the movable hole 632 and imbeds in the movable slot 631, and the elastic component 64 nests in the movable slot 631. In practice, the elastic member 64 is nested in the movable slot 631, so as to mount the elastic member 64 in the main body 63.
In one embodiment, see fig. 3 and 4. The tensioning frame 61 is provided with a limiting plate 611 at one end far away from the tensioning wheel 62, the outer diameter of the limiting plate 611 is larger than the aperture of the movable hole 632, the limiting plate 611 is embedded into the movable groove 631, and the end of the elastic piece 64 is supported on the limiting plate 611. With the positioning of the limiting plate 611, the limiting plate 611 can be limited in the movable groove 631, and the limiting plate 611 is prevented from being separated from the movable groove 631 from the movable hole 632.
One side of the limiting plate 611 is provided with a concave limiting groove 612, a limiting rotation block 633 is arranged at a position of the movable groove 631 corresponding to the limiting groove 612, and the limiting rotation block 633 is embedded into the limiting groove 612. In practical use, the rotation limiting block 633 cooperates with the limiting groove 612 to limit rotation of the tensioning frame 61 and the tensioning wheel 62.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
It will be appreciated by persons skilled in the art that the above embodiments are provided for clarity of illustration only and are not intended to limit the scope of the utility model. Other variations or modifications will be apparent to persons skilled in the art from the foregoing disclosure, and such variations or modifications are intended to be within the scope of the present utility model.
Claims (7)
1. The yarn feeding device for the circular knitting machine is characterized by comprising a connecting seat, a yarn guiding frame and a connecting frame, wherein the connecting seat, the yarn guiding frame and the connecting frame are arranged on one end of the connecting frame respectively, an upper yarn guiding wheel and a lower yarn guiding wheel for changing the traction direction of yarns are arranged on the connecting frame respectively, a yarn tensioning mechanism is arranged between the upper yarn guiding wheel and the lower yarn guiding wheel, a yarn feeding nozzle penetrates through the other end of the connecting frame, and an abrasion-resistant assembly is arranged on the yarn feeding nozzle;
the anti-abrasion assembly comprises a first anti-abrasion wheel and a second anti-abrasion wheel which are arranged at intervals, the yarn passes through the space between the first anti-abrasion wheel and the second anti-abrasion wheel, and the first anti-abrasion wheel and the second anti-abrasion wheel are respectively and rotatably connected with the connecting frame.
2. The yarn feeding device for the large circle machine according to claim 1, wherein a first sliding rod is arranged at the axis of the first abrasion-resistant wheel, and the first sliding rod penetrates through the first abrasion-resistant wheel and is arranged on the yarn feeding nozzle; the second abrasion-resistant wheel is provided with a second sliding rod at the axle center, and the second sliding rod penetrates through the second abrasion-resistant wheel and is arranged on the yarn feeding nozzle.
3. Yarn feeding device for a circular knitting machine as claimed in claim 1, characterized in that the yarn tensioning mechanism comprises a tensioning frame, a tensioning wheel mounted on the tensioning frame, a main body and an elastic member, wherein one end of the tensioning frame far away from the tensioning wheel is nested in the main body, the main body is mounted on the connecting frame, the elastic member is arranged in the main body, one end of the elastic member is supported on the connecting frame, and the other end of the elastic member is supported on the connecting frame.
4. A yarn feeding device for a circular knitting machine as claimed in claim 3, characterized in that the end of the main body, which is far away from the tensioning frame, is provided with a concave movable groove, the bottom of the movable groove is penetrated with a movable hole, the end of the tensioning frame, which is far away from the tensioning wheel, is inserted into the movable groove through the movable hole, and the elastic piece is nested in the movable groove.
5. The yarn feeding device for the circular knitting machine as claimed in claim 4, wherein a limiting plate is arranged at one end of the tensioning frame far away from the tensioning wheel, the outer diameter of the limiting plate is larger than the aperture of the movable hole, the limiting plate is embedded into the movable groove, and the end part of the elastic piece is supported on the limiting plate.
6. The yarn feeding device for the circular knitting machine as claimed in claim 5, wherein one side of the limiting plate is provided with a concave limiting groove, a limiting block is arranged at a position of the movable groove corresponding to the limiting groove, and the limiting block is embedded into the limiting groove.
7. Yarn feeding device for a circular knitting machine as claimed in claim 1, characterized in that the yarn guiding frame is provided with yarn guiding holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321424162.9U CN220034828U (en) | 2023-06-06 | 2023-06-06 | Yarn feeding device for large circular knitting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321424162.9U CN220034828U (en) | 2023-06-06 | 2023-06-06 | Yarn feeding device for large circular knitting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220034828U true CN220034828U (en) | 2023-11-17 |
Family
ID=88725568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321424162.9U Active CN220034828U (en) | 2023-06-06 | 2023-06-06 | Yarn feeding device for large circular knitting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220034828U (en) |
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2023
- 2023-06-06 CN CN202321424162.9U patent/CN220034828U/en active Active
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