CN220766132U - Silk thread backing-off stop device - Google Patents
Silk thread backing-off stop device Download PDFInfo
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- CN220766132U CN220766132U CN202321817965.0U CN202321817965U CN220766132U CN 220766132 U CN220766132 U CN 220766132U CN 202321817965 U CN202321817965 U CN 202321817965U CN 220766132 U CN220766132 U CN 220766132U
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- connecting rod
- movable frame
- sliding rail
- frame
- limiting device
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- 230000001154 acute effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000002994 raw material Substances 0.000 description 15
- 230000005484 gravity Effects 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 206010017577 Gait disturbance Diseases 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Abstract
The utility model relates to a silk thread unwinding limiting device, comprising: the support frame comprises a fixed frame and a movable frame, and a sliding rail is arranged between the fixed frame and the movable frame; the connecting frame comprises a first connecting rod and a second connecting rod, wherein the first connecting rod is connected with the second connecting rod, the connected position is hinged with the movable frame, a stop lever for propping against the silk thread is arranged at the end part of the first connecting rod, and the end part of the second connecting rod is in sliding connection with the sliding rail. The utility model can prevent snagging wires so as to improve the production efficiency.
Description
Technical Field
The utility model relates to the technical field of yarn unwinding auxiliary devices, in particular to a yarn unwinding limiting device.
Background
Current weaving plants use threads wound on raw bobbins or beams during the production process. When the silk thread is produced and used, the silk thread can be continuously unreeled from the raw material barrel or the warp beam, the silk thread can not be used all the time during production, the silk thread can stop being used for a certain time after being used for a certain time, at the moment, the silk thread can slide downwards to move to the outer side of the bottom of the raw material barrel or the warp beam, the situation of stumbling occurs, at the moment, the silk thread cannot be produced again, and the silk thread needs to be wound on the raw material barrel or the warp beam manually and then production is started again.
Disclosure of Invention
Therefore, the technical problem to be solved by the utility model is to provide the yarn unwinding limiting device which can prevent yarn from being stumbled, so that the production efficiency is improved.
In order to solve the technical problems, the utility model provides a silk thread unwinding limiting device, which comprises: the support frame comprises a fixed frame and a movable frame, and a sliding rail is arranged between the fixed frame and the movable frame; the connecting frame comprises a first connecting rod and a second connecting rod, wherein the first connecting rod is connected with the second connecting rod, the connected position is hinged with the movable frame, a stop lever for propping against the silk thread is arranged at the end part of the first connecting rod, and the end part of the second connecting rod is in sliding connection with the sliding rail.
In one embodiment of the present utility model, a first elastic member is connected between the first link and the movable frame.
In one embodiment of the present utility model, a second elastic member is connected between the fixed frame and the movable frame.
In one embodiment of the present utility model, the sliding rail is in a miter saw tooth shape.
In one embodiment of the utility model, the end of the second connecting rod is rotatably connected with a roller, and the roller is clamped in the sliding rail and can rotate in the sliding rail.
In one embodiment of the utility model, one end of the sliding rail, which is close to the movable frame, is provided with a sliding bar perpendicular to the movable frame, and the sliding bar is in sliding connection with the movable frame.
In one embodiment of the present utility model, the inclined serrated end of the sliding rail is arc-shaped.
In one embodiment of the present utility model, a third link is connected between the first link and the second link.
In one embodiment of the present utility model, the angle between the first link and the second link is acute.
In one embodiment of the utility model, the bar is arcuate.
Compared with the prior art, the technical scheme of the utility model has the following advantages:
according to the silk yarn unwinding limiting device, the stop lever is arranged to be in contact with the silk yarn, and along with the reduction of silk yarn unwinding, the stop lever can be pushed by the connecting frame to continuously abut against the silk yarn, so that the silk yarn cannot slide to the outer side of the raw material barrel, and the purpose of limiting the silk yarn unwinding is achieved; by arranging the inclined sawtooth-shaped sliding rail and the second elastic piece, a stop lever on the connecting frame can swing in a small amplitude and always props against the silk thread; through setting up first elastic component, make first elastic component can offset the partial gravity of link, the silk thread can normally pull out and use.
Drawings
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings, in which
Fig. 1 is a schematic structural view of a yarn unwinding limiting device according to the present utility model.
Description of the specification reference numerals: 1. a fixing frame; 2. a stop lever; 3. a slide rail; 11. a movable frame; 12. a first elastic member; 13. a second elastic member; 14. a fixed block; 21. a first link; 22. a second link; 23. a third link; 24. a roller; 31. and a slide bar.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the utility model and practice it.
Referring to fig. 1, a yarn unwinding limiting device according to the present utility model comprises: the support frame comprises a fixed frame 1 and a movable frame 11, and a sliding rail 3 is arranged between the fixed frame 1 and the movable frame 11; the connecting frame comprises a first connecting rod 21 and a second connecting rod 22, wherein the first connecting rod 21 is connected with the second connecting rod 22, the connected position is hinged with the movable frame 11, a stop lever 2 for abutting against a silk thread is arranged at the end part of the first connecting rod 21, and the end part of the second connecting rod 22 is in sliding connection with the sliding rail 3.
According to the silk yarn unwinding limiting device, the stop lever 2 at the end part of the first connecting rod 21 of the connecting frame is abutted against the silk yarn near the bottom of the raw material barrel, so that the silk yarn cannot slide to the outer side of the raw material barrel, the diameter of the wound silk yarn at the outer side of the raw material barrel is continuously reduced along with the use of the silk yarn, the stop lever 2 gradually slides downwards, and the end part of the second connecting rod 22 slides along the sliding rail 3, so that the stop lever 2 can be continuously attached to the silk yarn, the silk yarn cannot slide to the outer side of the raw material barrel, and the limiting purpose of unwinding the silk yarn is achieved. The end part of the second connecting rod 22 is in sliding connection with the sliding rail 3, so that the whole gravity of the connecting frame cannot be completely supported by the silk thread of the raw material barrel, and the silk thread cannot be clamped on the upper side of the stop lever 2.
The bottom end of the fixing frame 1 is fixedly arranged with the outside, the position is kept motionless, and the fixing frame is arranged in the vertical direction. The movable frame 11 is in a right angle shape, and the bottom end of the movable frame 11 can be connected with the outside in a sliding way. Specifically, the movable frame 11 is in an inverted L shape as a whole, the upper side rod faces the fixed frame 1, the bottom end of the movable frame 11 is clamped in an external chute and can slide in the chute, and the chute direction faces the fixed frame 1, so that the movable frame 11 can slide in a direction approaching to the fixed frame 1 or away from the fixed frame 1. The sliding rail 3 is arranged between the fixed frame 1 and the movable frame 11, specifically, the sliding rail 3 is in an inclined sawtooth shape and is fixedly connected with the fixed frame 1, the right-angle side of the inclined sawtooth faces the direction of the movable frame 11, the bevel edge of the inclined sawtooth faces the direction of the fixed frame 1, the end part of the inclined sawtooth faces the bottom, the end part is arc-shaped, and the clamping groove of the sliding rail 3 is positioned at the bottom side of the inclined sawtooth. One end of the sliding rail 3, which is close to the movable frame 11, is provided with the sliding rail 3 vertical to the movable frame 11, the sliding rod 31 is in sliding connection with the movable frame 11, specifically, a mounting hole is formed in the movable frame 11 and corresponds to the sliding rod 31, a linear bearing is arranged in the mounting hole, and the sliding rod 31 is connected with the linear bearing in a matched manner, so that the movable frame 11 can slide along the sliding rod 31. Still be connected with second elastic component 13 between mount 1 and the movable frame 11, specifically, mount 1 is provided with the cardboard on the same horizontal plane of opposite side of movable frame 11 perpendicularly, and the cardboard side is provided with the through-hole, and second elastic component 13 is the spring, and the spring both ends are provided with the circular arc hook, and the circular arc hook can pass the through-hole of cardboard side to hook the cardboard, thereby make spring coupling between mount 1 and movable frame 11, the setting of spring can drive movable frame 11 and remove to mount 1 direction.
The connecting frame comprises a first connecting rod 21 and a second connecting rod 22, wherein the first connecting rod 21 is connected with the second connecting rod 22, the connected position is hinged with the movable frame 11, the connecting frame is in an A shape as a whole, an included angle between the first connecting rod 21 and the second connecting rod 22 is an acute angle, a third connecting rod 23 is further connected between the first connecting rod 21 and the second connecting rod 22, and the arrangement of the third connecting rod 23 enables the whole structure of the connecting frame to be more stable; the fixed block 14 is arranged on the movable frame 11 at the joint corresponding to the first connecting rod 21 and the second connecting rod 22, and the joint of the first connecting rod 21 and the second connecting rod 22 is hinged with the fixed block 14 through a pin shaft, so that the whole connecting frame can rotate for a certain angle. The end of the first connecting rod 21 is provided with the stop lever 2 which is used for propping against the silk thread, and specifically, the stop lever 2 is integrally arc-shaped, so that the stop lever 2 can be better attached to the silk thread, and meanwhile, the contact area between the baffle and the silk thread is not large, and the normal use of the silk thread is not influenced. A first elastic piece 12 is connected between the first connecting rod 21 and the opposite side of the top side of the movable frame 11, specifically, a clamping plate is vertically arranged on the same longitudinal plane of the opposite side of the first connecting rod 21 and the movable frame 11, the first elastic piece 12 is a spring, the arrangement and connection mode of the spring are the same as those of the second elastic piece 13, and the arrangement of the first elastic piece 12 can offset part of gravity of the connecting frame. The end of the second connecting rod 22 is slidably connected with the sliding rail 3, specifically, the end of the second connecting rod 22 is rotatably connected with a roller 24 towards one side of the sliding rail 3, and the roller 24 is clamped in a clamping groove of the sliding rail 3, so that the roller 24 can rotate along the sliding rail 3.
In another embodiment, the bottom of the second connecting rod 22 is provided with a through groove, the through groove extends to the bottom end, the width of the through groove is larger than that of the second elastic piece 13 and the width of the sliding rail 3, the roller 24 is rotatably connected in the through groove at the bottom end of the second connecting rod 22, and the roller 24 is clamped in the clamping groove of the sliding rail 3, so that the spring and the sliding rail 3 connected with the fixing frame 1 are connected with the movable frame 11 through the through groove, and the spring and the sliding rail 3 cannot contact with the through groove when the connecting frame rotates.
When in use, take the example that the silk thread is wound on the raw material cylinder. Firstly, arranging a silk yarn unwinding limiting device at a position close to a raw material barrel, moving a roller 24 of a second connecting rod 22 of a connecting frame to a position close to the right end of a sliding rail 3, lifting and tilting a first connecting rod 21 upwards, and abutting a stop lever 2 with the position close to the bottom end of the raw material barrel; after the fixing frame 1 is fixed, the silk thread can be used for processing, the silk thread starts to unwind, and the diameter of the silk thread on the raw material barrel is gradually reduced while the silk thread is unwound, so that the whole connecting frame slides downwards, and the roller 24 slides downwards; when the roller 24 slides to the bottom end of the zigzag slide rail 3, the second elastic piece 13 drives the movable frame 11 to move towards the direction of the fixed frame 1, so that the whole connecting frame moves towards the direction of the fixed frame 1 by a zigzag distance, the roller 24 moves to the top of the gap between the next zigzag, the stop lever 2 swings upwards and is attached to the silk thread, and the above actions are circulated until the silk thread is unreeled from the raw material barrel.
In another embodiment, a tension sensor can be installed on the stop lever 2, and when the stop lever 2 is in contact with the silk thread, the tension and tightness of the surface silk thread can be detected in real time.
In another embodiment, the static electricity eliminating device may be installed on the blocking rod 2, and static electricity on the surface of the wire may be eliminated while the blocking rod 2 is in contact with the wire.
According to the silk yarn unwinding limiting device, the stop lever 2 is arranged to be in contact with the silk yarn, and along with the reduction of silk yarn unwinding, the stop lever 2 can be pushed by the connecting frame to continuously abut against the silk yarn, so that the silk yarn cannot slide to the outer side of the raw material barrel, and the purpose of limiting the silk yarn unwinding is achieved; by arranging the inclined sawtooth-shaped sliding rail 3 and the second elastic piece 13, the stop lever 2 on the connecting frame can swing in a small amplitude and always props against the silk thread; by providing the first elastic member 12, the first elastic member 12 can counteract part of the gravity of the connecting frame, and the wire can be normally pulled out and used.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present utility model will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.
Claims (10)
1. A yarn unwinding limiting device, comprising:
the support frame comprises a fixed frame and a movable frame, and a sliding rail is arranged between the fixed frame and the movable frame;
the connecting frame comprises a first connecting rod and a second connecting rod, wherein the first connecting rod is connected with the second connecting rod, the connected position is hinged with the movable frame, a stop lever for propping against the silk thread is arranged at the end part of the first connecting rod, and the end part of the second connecting rod is in sliding connection with the sliding rail.
2. The wire unwinding limiting device of claim 1, wherein: a first elastic piece is connected between the first connecting rod and the movable frame.
3. The wire unwinding limiting device of claim 1, wherein: a second elastic piece is connected between the fixed frame and the movable frame.
4. A wire unwinding stop according to claim 3, wherein: the sliding rail is in a bevel saw tooth shape.
5. The wire unwinding limiting device of claim 4, wherein: the end part of the second connecting rod is rotatably connected with a roller, and the roller is clamped in the sliding rail and can rotate in the sliding rail.
6. The wire unwinding limiting device of claim 5, wherein: the sliding rail is provided with a sliding bar perpendicular to the movable frame at one end close to the movable frame, and the sliding bar is in sliding connection with the movable frame.
7. The wire unwinding limiting device of claim 4, wherein: the end part of the inclined sawtooth shape of the sliding rail is arc-shaped.
8. The wire unwinding limiting device of claim 1, wherein: a third connecting rod is connected between the first connecting rod and the second connecting rod.
9. The wire unwinding limiting device of claim 1, wherein: the included angle between the first connecting rod and the second connecting rod is an acute angle.
10. The wire unwinding limiting device of claim 1, wherein: the stop lever is arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321817965.0U CN220766132U (en) | 2023-07-12 | 2023-07-12 | Silk thread backing-off stop device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321817965.0U CN220766132U (en) | 2023-07-12 | 2023-07-12 | Silk thread backing-off stop device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220766132U true CN220766132U (en) | 2024-04-12 |
Family
ID=90601504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321817965.0U Active CN220766132U (en) | 2023-07-12 | 2023-07-12 | Silk thread backing-off stop device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220766132U (en) |
-
2023
- 2023-07-12 CN CN202321817965.0U patent/CN220766132U/en active Active
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