CN215757786U - Cascaded overspeed device tensioner is used in yarn backing-off - Google Patents
Cascaded overspeed device tensioner is used in yarn backing-off Download PDFInfo
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- CN215757786U CN215757786U CN202121676596.9U CN202121676596U CN215757786U CN 215757786 U CN215757786 U CN 215757786U CN 202121676596 U CN202121676596 U CN 202121676596U CN 215757786 U CN215757786 U CN 215757786U
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- guide
- ring body
- stepped
- unwinding
- annular guide
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- 238000009826 distribution Methods 0.000 claims abstract description 4
- 238000003466 welding Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 3
- 241001589086 Bellapiscis medius Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012423 maintenance 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
- 238000009987 spinning Methods 0.000 description 1
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Abstract
The utility model discloses a stepped tension device for unwinding yarns, which comprises: annular guide, guide rail mounting, slider and thread guide hook, interval distribution is inboard at the guide rail mounting about a plurality of annular guide, and a plurality of annular guide's excircle diameter increases in proper order and forms the toper structure according to from the top down, the slider sets up in annular guide, be provided with the guide ring groove that corresponds with the slider in the annular guide, the thread guide hook is located annular guide inboard respectively and is connected with the slider. Through the mode, the stepped tensioning device for unwinding the yarns disclosed by the utility model utilizes the guide hooks distributed in a stepped manner to rotate along with the yarn balloon, so that the yarns are guided and tensioned during unwinding, and the problems of loosening and knotting are reduced.
Description
Technical Field
The utility model relates to the technical field of spinning, in particular to a stepped tensioning device for unwinding yarns.
Background
The two-for-one twister is twisting equipment, and can combine two or more than two single yarns into a folded yarn in a twisting mode, so that the performance of the raw yarn is enhanced. When the two-for-one twister works, a bobbin wound with yarn needs to be mounted on the socket so as to unwind the yarn.
The yarn can produce the balloon when backing off, and among the prior art, do not have the mechanism and can carry out accurate control to the tensile force of balloon, especially when the yarn is comparatively lax, knot easily and form flaws such as "pigtail", has influenced the quality of production, needs the improvement.
SUMMERY OF THE UTILITY MODEL
The utility model mainly solves the technical problem of providing a stepped tensioning device for unwinding yarns, which is used for guiding and tensioning yarns during unwinding and improving the production stability.
In order to solve the technical problems, the utility model adopts a technical scheme that: provided is a stepwise tension device for unwinding a yarn, comprising: annular guide, guide rail mounting, slider and thread guide hook, interval distribution is inboard at the guide rail mounting about a plurality of annular guide, and a plurality of annular guide's excircle diameter increases in proper order and forms the toper structure according to from the top down, the slider sets up in annular guide, be provided with the guide ring groove that corresponds with the slider in the annular guide, the thread guide hook is located annular guide inboard respectively and is connected with the slider.
In a preferred embodiment of the present invention, the sliding block is a ball.
In a preferred embodiment of the utility model, the rail mount comprises a plurality of struts distributed around a conical structure.
In a preferred embodiment of the present invention, the guide rail fixing member is of a cone-shaped structure.
In a preferred embodiment of the present invention, the annular guide rails respectively include a first annular body and a second annular body, and the first annular body is disposed above the second annular body and fixed by screws.
In a preferred embodiment of the present invention, the diameter of the inner hole of the first ring body is smaller than the diameter of the inner hole of the second ring body to form a step, the guide ring groove includes a first sliding groove and a second sliding groove, the second sliding groove is concavely disposed on the inner side edge of the top surface of the second ring body, the first sliding groove is concavely disposed on the bottom surface of the first ring body and is located above the second sliding groove, and the first sliding groove and the second sliding groove are combined to form a guide ring groove with an opening at the inner side.
In a preferred embodiment of the present invention, the first ring body and the guide rail fixing member are fixed by welding.
The utility model has the beneficial effects that: according to the stepped tensioning device for unwinding the yarns, the yarns sequentially penetrate through the plurality of yarn guide hooks upwards during unwinding, the yarn guide hooks distributed in a stepped mode are utilized to rotate along with the yarn balloon, guiding and tensioning are conducted during unwinding of the yarns, the problems of loosening and knotting are reduced, and production stability is improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
FIG. 1 is a schematic structural view of a preferred embodiment of a stepped tensioner for unwinding yarns in accordance with the present invention;
fig. 2 is a partially enlarged view of a portion a in fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 2, an embodiment of the present invention includes:
the stepwise tensioner for unwinding yarn shown in fig. 1 and 2 comprises: annular guide 1, guide rail mounting 2, slider 4 and thread guide 5, interval distribution is inboard at guide rail mounting 2 about a plurality of annular guide 1, and in this embodiment, the excircle diameter of a plurality of annular guide 1 increases in proper order and forms the toper structure according to from the top down order, forms the balloon in the toper structure when being favorable to yarn 3 to unwind.
The sliding block 4 is arranged in the annular guide rail 1, a guide ring groove corresponding to the sliding block 4 is arranged in the annular guide rail 1, and in the embodiment, the sliding block 4 is a sphere, so that the resistance of rotation in the annular guide rail 1 is reduced. The yarn guide hooks 5 are respectively positioned on the inner sides of the annular guide rails 1 and connected with the sliding blocks 4, the movement is flexible, and the excircle diameters of the annular guide rails 1 are sequentially increased from top to bottom, and correspondingly, the excircle diameters of the guide ring grooves in the annular guide rails 1 are also sequentially increased from top to bottom, so that the yarn guide hooks 5 are distributed in a stepped manner.
As shown in fig. 1, the yarn 3 sequentially passes through a plurality of yarn guide hooks 5 upwards during unwinding, and the yarn guide hooks 5 distributed in a step shape rotate along with the yarn balloon to guide and tension the yarn during unwinding, so that the problems of loosening and knotting are reduced.
The guide rail fixing member 2 has two structures:
firstly, as shown in fig. 1, the guide rail fixing member 2 includes a plurality of support rods distributed around the conical structure, and the plurality of support rods are obliquely distributed along the outer side of the conical structure from top to bottom and connected with each annular guide rail 1, so that the stability of the structure is improved;
secondly, the guide rail fixing part 2 adopts a cone structure, and the annular guide rails 1 are respectively fixed on the inner wall of the cone structure and can be welded or fixed by bolts, so that the structure is firm.
As shown in fig. 2, the annular guide rail 1 includes a first ring body 11 and a second ring body 12, respectively, the first ring body 11 is disposed above the second ring body 12 and fixed by screws 15, in this embodiment, the first ring body 11 and the guide rail fixing member 2 are welded and fixed, and the second ring body 12 can be separated from the first ring body 11 by detaching the screws 15, so that the maintenance of the slider 4 is realized, and the assembly is convenient.
In this embodiment, the inner diameter of the first ring body 11 is smaller than the inner diameter of the second ring body 12 to form a step, which is beneficial to the opening of the guide ring groove. The guide ring groove comprises a first sliding groove 13 and a second sliding groove 14, the second sliding groove 14 is arranged on the inner side edge of the top surface of the second ring body 12 in a concave mode, the first sliding groove 13 is arranged on the bottom surface of the first ring body 11 in a concave mode and located above the second sliding groove 14, the first sliding groove 13 and the second sliding groove 14 are combined to form a guide ring groove with an opening circle on the inner side, connection of the sliding block 4 and the yarn guide hook 5 is facilitated, and the sliding block 4 is used for moving in the guide ring groove to support the yarn guide hook 5.
In summary, the stepped tensioning device for unwinding the yarn, provided by the utility model, guides and tensions the yarn during unwinding by the stepped distributed yarn guide hooks 5 rotating along with the yarn balloon, so that the stability of the balloon is improved, and the problems of loosening and knotting are reduced.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, or direct or indirect applications in other related fields, which are made by the contents of the present specification, are included in the scope of the present invention.
Claims (7)
1. A stepped tensioner for unwinding a yarn, comprising: annular guide, guide rail mounting, slider and thread guide hook, interval distribution is inboard at the guide rail mounting about a plurality of annular guide, and a plurality of annular guide's excircle diameter increases in proper order and forms the toper structure according to from the top down, the slider sets up in annular guide, be provided with the guide ring groove that corresponds with the slider in the annular guide, the thread guide hook is located annular guide inboard respectively and is connected with the slider.
2. The stepped tensioner for unwinding yarn of claim 1, wherein the slider is a sphere.
3. The stepped tensioner as claimed in claim 1, wherein the rail mount comprises a plurality of struts distributed around a conical structure.
4. The stepped tensioner for yarn unwinding as claimed in claim 1, wherein the guide rail fixture is of a cone-and-tube construction.
5. The stepwise tensioner for unwinding yarn as claimed in claim 1, wherein the annular guide rails respectively comprise a first ring body and a second ring body, and the first ring body is disposed above the second ring body and fixed by screws.
6. The stepped tensioning device for yarn unwinding as claimed in claim 5, wherein the inner hole diameter of the first ring body is smaller than the inner hole diameter of the second ring body to form a step, the guiding ring groove comprises a first sliding groove and a second sliding groove, the second sliding groove is concavely disposed on the inner side edge of the top surface of the second ring body, the first sliding groove is concavely disposed on the bottom surface of the first ring body and located above the second sliding groove, and the first sliding groove and the second sliding groove are combined to form a guiding ring groove with an opening at the inner side.
7. The stepped tensioner for unwinding yarns as claimed in claim 5, wherein the first ring body is fixed to the guide rail fixing member by welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121676596.9U CN215757786U (en) | 2021-07-22 | 2021-07-22 | Cascaded overspeed device tensioner is used in yarn backing-off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121676596.9U CN215757786U (en) | 2021-07-22 | 2021-07-22 | Cascaded overspeed device tensioner is used in yarn backing-off |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215757786U true CN215757786U (en) | 2022-02-08 |
Family
ID=80106759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121676596.9U Expired - Fee Related CN215757786U (en) | 2021-07-22 | 2021-07-22 | Cascaded overspeed device tensioner is used in yarn backing-off |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215757786U (en) |
-
2021
- 2021-07-22 CN CN202121676596.9U patent/CN215757786U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220208 |
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| CF01 | Termination of patent right due to non-payment of annual fee |