CN219670739U - Fiber air twisting device - Google Patents
Fiber air twisting device Download PDFInfo
- Publication number
- CN219670739U CN219670739U CN202321063920.9U CN202321063920U CN219670739U CN 219670739 U CN219670739 U CN 219670739U CN 202321063920 U CN202321063920 U CN 202321063920U CN 219670739 U CN219670739 U CN 219670739U
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- air
- yarn
- air chamber
- fiber
- mounting seat
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- 239000000835 fiber Substances 0.000 title claims abstract description 43
- 238000003825 pressing Methods 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 8
- 238000010276 construction Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 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
- 230000000149 penetrating effect Effects 0.000 description 1
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- Spinning Or Twisting Of Yarns (AREA)
Abstract
The utility model relates to the technical field of fiber splicing, in particular to a fiber air twisting device, which comprises a plurality of yarn connecting main bodies, wherein the yarn connecting main bodies are provided with forming cavities, both ends and the top of each forming cavity are communicated with the outside, and the yarn connecting main bodies are also provided with air channels communicated with the bottoms of the forming cavities; the cover plate is detachably connected with the yarn connecting main body and is used for being covered on the top of the forming cavity; the air tap is communicated with the air channel and is used for being connected with an air source and introducing compressed gas into the forming cavity; wherein, a gap is arranged between two adjacent yarn connecting main bodies. According to the utility model, the twisting positions of the fibers during splicing are easier to control by arranging the yarn connecting main bodies at intervals, so that the splicing quality is improved.
Description
Technical Field
The utility model relates to the technical field of fiber splicing, in particular to a fiber air twisting device.
Background
In the production process of the fiber, for the split joint of broken yarns, air vortex is mostly adopted to interweave filaments, and the split joint among tows is realized by utilizing friction force formed after the tows are wound and interweaved;
in the prior art, as disclosed in U.S. patent application publication No. US3379002a, 2 nd month 24 days 1968, a splicing method and device for twisting or rope, wherein a bidirectional through hole is extended in the axial direction of a junction box for superposing yarns, compressed air is connected with the through hole, so that the air flow always enters into a cavity in the radial direction, and the yarns are spliced by using the compressed air flow;
however, when implementing the above scheme, the inventor finds that the chambers of the scheme are long and narrow, and the compressed gases with different pressures and the duration of the compressed gases when the yarns are spliced are different, so that the final splicing effect of the yarns is different, and the quality of the yarns is difficult to control.
Disclosure of Invention
In view of at least one of the above technical problems, the present utility model provides a fiber air twisting device, which adopts structural improvement to improve the quality of fiber splicing.
According to a first aspect of the present utility model, there is provided a fiber air-twisting device comprising:
the yarn splicing device comprises a plurality of yarn splicing bodies, wherein a forming cavity is formed in each yarn splicing body, two ends and the top of each forming cavity are communicated with the outside, and an air channel communicated with the bottom of each forming cavity is further formed in each yarn splicing body;
the cover plate is detachably connected with the yarn connecting main body and is used for being covered on the top of the forming cavity;
the air tap is communicated with the air channel and is used for being connected with an air source and introducing compressed gas into the forming cavity;
wherein, a gap is arranged between two adjacent yarn connecting main bodies.
In some embodiments of the present utility model, the yarn splicing body further comprises an air chamber mounting seat, the yarn splicing body is detachably mounted on the air chamber mounting seat, an air passage corresponding to the air passage is formed in the air chamber mounting seat, and the air tap is connected to the other end of the air passage.
In some embodiments of the utility model, the yarn receiving body has a connecting hole for connecting with the air chamber mount, and the yarn receiving body is connected with the air chamber mount by a fastener.
In some embodiments of the utility model, the yarn receiving body has a boss protruding toward the air chamber mount, and a seal is attached to the boss.
In some embodiments of the utility model, the air chamber mount is a unitary structure or a split structure.
In some embodiments of the present utility model, the air chamber mounting base is a split structure, and the number of the air chamber mounting bases is the same as the number of the yarn connecting main bodies;
the air chamber installation seat is characterized by further comprising a connecting plate, wherein the connecting plate is fixedly connected with a plurality of air chamber installation seats.
In some embodiments of the utility model, the connection plate is connected with a side wall of the air chamber mounting seat, and the top of the connection plate is hinged with the cover plate.
In some embodiments of the utility model, the cross-section of the forming chamber is a semicircular, semi-elliptical, U-shaped, V-shaped, isosceles trapezoid or semi-polygonal opening structure.
In some embodiments of the utility model, the cover plate further has a sealing layer on a side facing the forming chamber.
In some embodiments of the present utility model, the air chamber mounting base further has a pressing mechanism for pressing the free end of the cover plate, and the pressing mechanism is fixed to a side of the air chamber mounting base opposite to the connecting plate.
The beneficial effects of the utility model are as follows: the yarn splicing main body is internally provided with the forming cavity, and the air tap is communicated with the air channel communicated with the forming cavity on the yarn splicing main body, so that the twisting of the fibers placed in the forming cavity is realized after the compressed air of an external air source enters the forming cavity; moreover, through the mode that a plurality of yarn connecting main bodies are arranged at intervals, the twisting position of the fiber during splicing is easier to control, and the splicing quality is improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.
FIG. 1 is a schematic view of a fiber air twisting device according to an embodiment of the present utility model;
FIG. 2 is a cross-sectional view taken along the direction A-A in FIG. 1 in accordance with an embodiment of the present utility model;
FIG. 3 is a front view of a fiber air twisting device according to an embodiment of the present utility model;
FIG. 4 is a cross-sectional view taken along line B-B in FIG. 1 in accordance with an embodiment of the present utility model;
FIG. 5 is a schematic view of a U-shaped forming chamber of a yarn splicing body according to an embodiment of the present utility model;
fig. 6 is a schematic view of a V-shaped forming chamber of a yarn splicing body according to an embodiment of the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The fiber air twisting device shown in fig. 1 to 6 comprises a plurality of yarn connecting bodies 1, a cover plate 2 and an air tap 3, wherein, as shown in fig. 1 and 2, the yarn connecting bodies 1 are provided with forming cavities 11, both ends and the top of the forming cavities 11 are communicated with the outside, and the yarn connecting bodies 1 are also provided with air channels 12 communicated with the bottom of the forming cavities 11; in the embodiment of the utility model, one of the purposes of the two ends and the top of the forming cavity 11 on the yarn connecting main body 1, which are arranged in a penetrating way with the outside, is to facilitate the placement of fiber bundles, when the fiber bundles are placed specifically, two sections of fiber bundles are parallel and coincide at the position where the fiber bundles need to be spliced, and the overlapping part is placed in the forming cavity 11; it should be noted here that in the embodiment of the utility model, the treated segment fiber bundles have a plurality of fiber filaments thereon, each fiber filament being laid flat and nearly parallel in the initial state, and after the fiber bundles are placed, a cover plate 2 is further provided on top of the forming chamber 11; with continued reference to fig. 1 and 2, in the embodiment of the present utility model, the cover plate 2 is detachably connected to the yarn receiving main body 1, and is used for covering the top of the forming chamber 11; in the embodiment of the present utility model, the cover plate 2 is used for closing the top of the forming chamber 11, so that after compressed air is blown into the air channel 12 at the bottom of the forming chamber 11, the compressed air is sprayed out of the air channel 12 of the forming chamber 11 to blow two sections of fiber bundles away from the middle, after the air reaches the bottom of the cover plate 2, the air rebounds and flows back to form the convection of the upper and lower air, and the fluffy and dispersed fiber monofilaments are wound together, so that the fiber bundles in the original flat state are changed into a fluffy splicing state; it should be noted that, in the embodiment of the present utility model, the cross section of the forming chamber 11 has a structure with a large upper opening and a small lower opening, so as to form up-down gas convection;
in the embodiment of the utility model, the air tap 3 is communicated with the air channel 12 and is used for being connected with an air source and introducing compressed air into the forming cavity 11; it should be noted here that the air source has various forms, which may be an air pump, a compressed air tank, or the like;
unlike the prior art, in the embodiment of the present utility model, there is a gap between two adjacent yarn splicing bodies 1. In the embodiment of the present utility model, the number of the plurality of yarn connecting bodies 1 may be two, three, four, or five as shown in fig. 1, 3, and 4, or even more, by the arrangement of the plurality of yarn connecting bodies 1, an existing long and narrow yarn connecting space is changed into a plurality of sections, so that when yarn connecting is performed, each yarn connecting body 1 in the embodiment of the present utility model can realize a yarn connecting function, and when yarn connecting is specifically performed, the overlapping length of fiber bundles at two ends is greater than the total length of the plurality of yarn connecting bodies 1, thereby realizing a multi-section yarn connecting at the overlapping portion, changing the long and narrow yarn connecting area into a sectional yarn connecting, overcoming the defect of uncontrollable yarn connecting caused by yarn continuity, and improving the quality and reliability of yarn connecting by a multi-section hollow twisting manner.
In the above embodiment, by arranging the forming chamber 11 in the yarn receiving body 1, the air tap 3 is communicated with the air channel 12 on the yarn receiving body 1 communicated with the forming chamber 11, so as to twist the fiber placed in the forming chamber 11 after the compressed air of the external air source enters into the forming chamber 11; moreover, by arranging the yarn splicing main bodies 1 at intervals, the twisting position of the fibers during splicing is easier to control, and the splicing quality is improved.
On the basis of the above embodiment, in the embodiment of the present utility model, the yarn splicing body 1 further includes an air chamber mounting seat 4, the yarn splicing body 1 is detachably mounted on the air chamber mounting seat 4, the air chamber mounting seat 4 is provided with an air passage 41 corresponding to the air channel 12, and the air tap 3 is connected to the other end of the air passage 41. The detachable installation has various forms, can be connected by adopting a fastener as shown in fig. 2, can also be directly connected by adopting a thread form, can reduce the volume of the yarn connecting main body 1 by a detachable connection mode, and is convenient for replacing and maintaining the yarn connecting main body 1.
In one embodiment of the utility model, the yarn receiving body 1 is connected to the air chamber mount 4 by means of a fastener, and as shown in fig. 2, the yarn receiving body 1 has a connection hole 13 for connecting to the air chamber mount 4, and the yarn receiving body 1 is connected to the air chamber mount 4 by means of the fastener. Specifically, a threaded blind hole is formed in the air chamber mounting seat 4, a corresponding through hole is formed in the yarn connecting main body 1, and the air chamber mounting seat and the yarn connecting main body are connected through screws or bolts;
in order to ensure the tightness of the air inlet channel of the yarn splicing body 1, in the embodiment of the utility model, as shown in fig. 2, a boss 14 protruding towards the air chamber mounting seat 4 is arranged on the yarn splicing body 1, and a sealing element 15 is connected to the boss 14. The sealing element 15 has various connection modes, and can be an annular groove is arranged on the circumferential surface of the boss 14 as shown in fig. 2, and the sealing element 15 is sleeved in the annular groove; or a sealing groove is arranged on the upper surface of the groove of the air chamber mounting seat 4 corresponding to the boss 14, the sealing element 15 is placed in the sealing groove, and the sealing is realized by extruding the sealing element 15 through the bottom surface of the boss 14 opposite to the sealing groove.
In the embodiment of the present utility model, the air chamber mounting seat 4 has various structural forms, for example, the air chamber mounting seat 4 is of a unitary structure or a split structure. The integral structure is convenient to manufacture and install, and the split structure can reduce the material consumption, in the embodiment of the utility model, the split structure is adopted, namely a plurality of air chamber mounting seats 4 are arranged at intervals and correspond to the yarn connecting main body 1; as shown in fig. 1, the air chamber mounting seats 4 are of a split structure, and the number of the air chamber mounting seats 4 is the same as that of the yarn connecting main bodies 1; in order to realize the connection of the plurality of air chamber installation seats 4, the embodiment of the utility model further comprises a connecting plate 5, and the connecting plate 5 is fixedly connected with the plurality of air chamber installation seats 4. The specific connecting structure is shown in fig. 2, holes corresponding to the air chamber mounting seats 4 are formed in the connecting plate 5, and the plurality of air chamber mounting seats 4 are fixed on the connecting plate 5 through fasteners;
in addition, in the embodiment of the utility model, the connecting plate 5 is connected with the side wall of the air chamber mounting seat 4, and the top of the connecting plate 5 is hinged with the cover plate 2. In this way, the connecting plate 5 not only plays a role of fixing the air chamber mounting seat 4, but also realizes the rotary connection of one end of the cover plate 2, and in the embodiment of the utility model, the width of the cover plate 2 is equivalent to that of the connecting plate 5, so that the top of the plurality of yarn connecting main bodies 1 can be covered simultaneously when the cover plate 2 is opened and closed; it should be noted that, in the embodiment of the present utility model, as shown in fig. 2 and 4, the air flows enter from the bottom of the forming chamber 11 and then reach the bottom of the cover plate 2, then form up-down convection, and then flow out from both sides of the forming chamber 11; when the compressed air is introduced, the compressed air may be blown simultaneously or sequentially in the direction of the arrangement of the yarn splicing bodies 1.
In the embodiment of the utility model, the cross section of the forming chamber 11 is of a structure with a large upper opening and a small lower opening, so that the air flow blown in from the bottom is changed in direction through the cover plate 2 to form up-down convection, and the cross section of the forming chamber 11 is of a semicircular, semi-elliptic, U-shaped, V-shaped, isosceles trapezoid or semi-polygonal opening structure. As shown in fig. 2, a semicircular structure, as shown in fig. 5, a U-shaped structure, and as shown in fig. 6, a V-shaped structure, although it should be noted that those skilled in the art may also provide more cross-sectional forms as desired. It should be noted that the fiber bundles in the embodiment of the utility model are spliced independently of the shape of the cavity, and the mutual interweaving of the fiber bundles is realized by means of up-down convection, so that the fiber bundles with more specifications and sizes can be spliced.
With continued reference to fig. 2, in an embodiment of the present utility model, the side of the cover plate 2 facing the forming chamber 11 is further provided with a sealing layer. The sealing layer may be a rubber sheet to provide a seal that reduces the flow of air from escaping from the top of the forming chamber 11. In addition, in the embodiment of the present utility model, as shown in fig. 2 and 3, the air chamber mount 4 is further provided with a pressing mechanism 6 for pressing the free end of the cover plate 2, and the pressing mechanism 6 is fixed to the air chamber mount 4 on the side opposite to the connection plate 5. It should be noted that the pressing mechanism 6 has various structural forms, and may be a cantilever structure fixed on another layer of the gas installation seat and suspended at the top of the cover plate 2 and matched with a bolt to achieve the pressing of the other end of the cover plate 2, or may be a fixed plate as shown in fig. 2, a knob locking shaft is screwed on the fixed plate, an eccentric pressing wheel is arranged on the locking shaft, and the pressing or the releasing of the pressing of the eccentric pressing wheel on the cover plate 2 is achieved by rotating the knob locking shaft.
It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (10)
1. A fiber air lay device, comprising:
the yarn splicing device comprises a plurality of yarn splicing bodies, wherein a forming cavity is formed in each yarn splicing body, two ends and the top of each forming cavity are communicated with the outside, and an air channel communicated with the bottom of each forming cavity is further formed in each yarn splicing body;
the cover plate is detachably connected with the yarn connecting main body and is used for being covered on the top of the forming cavity;
the air tap is communicated with the air channel and is used for being connected with an air source and introducing compressed gas into the forming cavity;
wherein, a gap is arranged between two adjacent yarn connecting main bodies.
2. The fiber air twisting device according to claim 1, further comprising an air chamber mounting seat, wherein the yarn connecting body is detachably mounted on the air chamber mounting seat, the air chamber mounting seat is provided with an air passage corresponding to the air passage, and the air tap is connected to the other end of the air passage.
3. The fiber air twisting device according to claim 2, wherein the yarn receiving body is provided with a connecting hole for connecting with the air chamber mounting seat, and the yarn receiving body is connected with the air chamber mounting seat through a fastener.
4. The fiber air twisting device according to claim 2, wherein the yarn receiving main body is provided with a boss protruding towards the air chamber mounting seat, and a sealing element is connected to the boss.
5. The fiber air twisting device of claim 2, wherein the air chamber mount is of unitary or split construction.
6. The fiber air twisting device according to claim 5, wherein the air chamber mounting seats are of split type structure, and the number of the air chamber mounting seats is the same as that of the yarn connecting main bodies;
the air chamber installation seat is characterized by further comprising a connecting plate, wherein the connecting plate is fixedly connected with a plurality of air chamber installation seats.
7. The fiber air twisting device of claim 6, wherein the connecting plate is connected with the side wall of the air chamber mounting seat, and the top of the connecting plate is hinged with the cover plate.
8. Fiber air twisting device according to any of claims 1 to 7, wherein the cross section of the forming chamber is a semicircular, semi-elliptical, U-shaped, V-shaped, isosceles trapezoid or semi-polygonal opening structure.
9. Fiber air twisting device according to any one of claims 1 to 7, wherein the cover plate further has a sealing layer on the side facing the forming chamber.
10. The fiber air twisting device according to claim 7, wherein the air chamber mounting seat is further provided with a pressing mechanism for pressing the free end of the cover plate, and the pressing mechanism is fixed on the air chamber mounting seat at the side opposite to the connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321063920.9U CN219670739U (en) | 2023-05-06 | 2023-05-06 | Fiber air twisting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321063920.9U CN219670739U (en) | 2023-05-06 | 2023-05-06 | Fiber air twisting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219670739U true CN219670739U (en) | 2023-09-12 |
Family
ID=87896633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321063920.9U Active CN219670739U (en) | 2023-05-06 | 2023-05-06 | Fiber air twisting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219670739U (en) |
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2023
- 2023-05-06 CN CN202321063920.9U patent/CN219670739U/en active Active
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