CN215832909U - Cabled yarn binding tension testing device - Google Patents
Cabled yarn binding tension testing device Download PDFInfo
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- CN215832909U CN215832909U CN202122103586.2U CN202122103586U CN215832909U CN 215832909 U CN215832909 U CN 215832909U CN 202122103586 U CN202122103586 U CN 202122103586U CN 215832909 U CN215832909 U CN 215832909U
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Abstract
The utility model discloses a cabled yarn binding tension testing device which comprises a vernier caliper, a linkage rod and a tension tester, wherein the vernier caliper and the tension tester are connected together through the linkage rod, a main ruler is provided with a first bayonet and a second bayonet which are arranged in parallel, a cable core is clamped in a gap between the first bayonet and the second bayonet, the second bayonet is provided with a parallel knife edge, the parallel knife edge is arranged on a yarn binding between two bundle tubes, a vernier scale drives the parallel knife edge to move towards the cable core along with the pushing of the tension tester, and the yarn binding tension is indirectly determined according to the corresponding pushing force and the pushing force difference relation during different parallel knife edge movement strokes and parallel knife edge movement strokes. Through the mode, the cabled yarn binding tension testing device is simple in structure and convenient to operate, can accurately measure the tension of the yarn bound by the cable core, judges the tension of the yarn bound according to the measurement result, judges the tightness state of the yarn bound, and provides a basis for the cabled process control.
Description
Technical Field
The utility model relates to the technical field of optical cables, in particular to a cabled yarn binding tension testing device.
Background
The cabling procedure of the layer-stranded optical cable generally comprises the steps that an optical fiber loose sleeve and a filling rope are arranged outside a central reinforcing piece and are stranded by a stranding table in an SZ stranding mode, and then the optical fiber loose sleeve and the filling rope are bundled by a yarn bundling table to form a cable core.
The yarn binding outside the cable core has the function of preventing the loose sleeve or the filling rope from being loose, and the yarn binding tension parameter is an important control item of the cabling procedure and is related to the cable core forming quality and whether the beam tube is stressed and deformed.
Too large yarn binding tension can cause the increase of the loss of the bundle tube to damage the optical fiber, and too small yarn binding tension can cause the phenomenon of cable core blockage in the subsequent sheath process, so that the yarn binding tension is a key factor for judging the cable forming quality.
The yarn binding tension set by the existing equipment is a reference value, the actual tension of the bound yarn is uncertain as a result of the reference value, and the yarn state can be manually controlled only by experience after being evaluated.
The yarn binding is in a high-speed rotating state in the production process, online measurement cannot be carried out, whether tension is appropriate or not can be subjectively judged only according to the yarn binding state of the cable core finished product, and the tightness state of the yarn binding is uncontrollable.
SUMMERY OF THE UTILITY MODEL
The utility model mainly solves the technical problem of providing a cabled yarn-binding tension testing device which is simple in structure and convenient to operate, can more accurately measure the tension of cable core yarn-binding, judges the tension of the yarn-binding according to the measurement result, judges the tightness state of the yarn-binding, and provides a basis for cabled process control.
In order to solve the technical problems, the utility model adopts a technical scheme that: provided is a cabled yarn tension testing device, including: a vernier caliper, a linkage rod and a tension tester,
the vernier caliper comprises a main scale and a vernier scale which is connected with the main scale in a sliding way, the vernier caliper is connected with the tension tester through a linkage rod,
the main ruler is provided with a first bayonet and a second bayonet which are arranged in parallel, the cable core is clamped in a gap between the first bayonet and the second bayonet, a parallel knife edge is installed on the second bayonet, the parallel knife edge is arranged on the binding yarn between the two bundle tubes, and the vernier scale drives the parallel knife edge to move towards the cable core along with the pushing of the tension tester.
In a preferred embodiment of the utility model, one end of the linkage rod is fixedly connected with the tension tester and is parallel to the moving direction of the tension tester.
In a preferred embodiment of the utility model, the arrangement direction of the parallel knife edges is perpendicular to the arrangement direction of the first bayonets.
In a preferred embodiment of the utility model, the surface of the vernier is provided with a liquid crystal display, and the movement stroke of the parallel knife edge is read according to the liquid crystal display.
In a preferred embodiment of the utility model, the measuring distance of the vernier caliper is 0.6 mm.
In a preferred embodiment of the utility model, the tension tester measures the pushing force required by the parallel knife edge to move towards the cable core according to the movement stroke of the parallel knife edge, and the magnitude of the force value of the tension tester is 5-25N.
The utility model has the beneficial effects that: the cabled yarn binding tension testing device is simple in structure and convenient to operate, can accurately measure the tension of the yarn bound by the cable core, judges the tension of the yarn bound according to the measurement result, judges the tightness state of the yarn bound, and provides a basis for the cabled process control.
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 the cabled yarn tension testing device according to the present invention;
FIG. 2 is a top view of the parallel knife edges of the cabled yarn tension testing device of the present invention;
FIG. 3 is a left side view of a parallel knife edge in the cabled yarn tension testing device of the present invention;
the parts in the drawings are numbered as follows: 100. the device comprises a vernier caliper, 110, a main scale, 111, a first bayonet, 112, a second bayonet, 120, a vernier scale, 130, a movable measuring claw, 140, a parallel knife edge, 150, a liquid crystal display screen, 200, a linkage rod, 300 and a tension tester.
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 3, an embodiment of the present invention includes:
example one
A cabled yarn tension testing device comprises: the vernier caliper 100, the linkage rod 200 and the tension tester 300 are connected together through the linkage rod 200.
Further, the vernier caliper 100 includes a main scale 110 and a vernier scale 120 slidably connected to the main scale 110, and one end of the linkage rod 200 is fixedly connected to the tensile tester 300 and is parallel to the moving direction of the tensile tester 300.
The main scale 110 is provided with a first bayonet 111 and a second bayonet 112 which are arranged in parallel, the cable core is clamped in a gap between the first bayonet 111 and the second bayonet 112,
the second bayonet 112 is provided with a parallel knife edge 140, the arrangement direction of the parallel knife edge 140 is vertical to the arrangement direction of the first bayonet 111, and the parallel knife edge 140 is arranged on the binding yarn between the two bundle tubes.
The vernier 120 drives the parallel knife edge 140 to move towards the cable core along with the pushing of the tension tester 300, and the tension tester 300 is used for measuring the pushing force required when the parallel knife edge 140 moves towards the cable core.
The vernier 120 is provided with a liquid crystal display 150 on the surface, and the movement stroke of the parallel knife edge 140 is read according to the liquid crystal display 150.
The measuring distance of the vernier caliper 100 is 0.6mm, and the force value of the tension tester 300 is 5-25N. Therefore, the cabled yarn binding tension testing device indirectly determines the yarn binding tension according to the movement strokes of the different parallel knife edges 140, the corresponding pushing force during the movement stroke of the parallel knife edges 140 and the relation between the difference values of the pushing force.
Example II
A method for testing the tension of cabled and bundled yarns adopts the device for testing the tension of cabled and bundled yarns in the embodiment I, when a caliper touches the bundled yarns of a cable core, the tension tester 300 is started to be pushed, when the force value is 5N, the caliper returns to zero, the tension tester is continuously pushed to move, when the vernier caliper is 0.6mm, the force value at the moment is recorded, and the difference of the force values is the tension of the bundled yarns of 0.6 mm.
The method specifically comprises the following testing steps:
s1, calibrating the accuracy of the slide caliper 100, and when the zero scale on the lower vernier 120 is aligned with the zero scale on the main scale 110, starting the test;
s2, connecting one end of the linkage rod 200 to the tension tester 300;
s3, the cable core is clamped in the gap between the first bayonet 111 and the second bayonet 112, the parallel knife edge 140 is arranged on the binding yarn between the two bundle tubes, the vernier scale drives the parallel knife edge 140 to move towards the cable core along with the pushing of the tension tester 300, namely, the binding yarn is forced to move towards the inside of the cable core through the gap between the two bundle tubes,
when the pushing force reaches 5N, the vernier scale returns to zero, the tension tester is continuously pushed, and when the movement stroke reaches 0.6mm, the pushing force at the moment is recorded to be 21.2N;
s4, calculating the formula F = F according to the equivalent yarn binding tension of advancing 0.6mm1-F0Substituting all data can calculate F = 16.2N.
And when the yarn binding tension meets the process requirement according to experience, the equivalent yarn binding tension value of 0.6mm is in the range of 13-18N, 16.2N meets the process requirement, and the yarn binding tension of the cable core is judged to be qualified.
The cabled yarn tension testing device has the beneficial effects that:
simple structure, convenient operation can measure the tension that the yarn was pricked to the cable core more accurately, judge the tensile size of pricking the yarn according to the testing result, judge the elasticity state of pricking the yarn, provide the basis to the process control of stranding.
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, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (6)
1. The utility model provides a cabled yarn tension testing arrangement that pricks which characterized in that includes: a vernier caliper, a linkage rod and a tension tester,
the vernier caliper comprises a main scale and a vernier scale which is connected with the main scale in a sliding way, the vernier caliper is connected with the tension tester through a linkage rod,
the main ruler is provided with a first bayonet and a second bayonet which are arranged in parallel, the cable core is clamped in a gap between the first bayonet and the second bayonet, a parallel knife edge is installed on the second bayonet, the parallel knife edge is arranged on the binding yarn between the two bundle tubes, and the vernier scale drives the parallel knife edge to move towards the cable core along with the pushing of the tension tester.
2. The cabled yarn binding tension testing device according to claim 1, wherein one end of the linkage rod is fixedly connected with the tension tester and is parallel to the moving direction of the tension tester.
3. The cabled yarn tension testing device according to claim 1, wherein the arrangement direction of the parallel knife edge is perpendicular to the arrangement direction of the first bayonet.
4. The cabled yarn tension testing device according to claim 1, wherein a liquid crystal display is arranged on the surface of the vernier, and the movement stroke of the parallel knife edge is read according to the liquid crystal display.
5. A cabled yarn tension test device according to claim 4, characterized in that the measuring distance of the vernier caliper is 0.6 mm.
6. The cabled yarn tension testing device according to claim 5, wherein the tension tester measures the pushing force required by the parallel knife edge to move towards the cable core according to the motion stroke of the parallel knife edge, and the force value of the tension tester is 5-25N.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122103586.2U CN215832909U (en) | 2021-09-02 | 2021-09-02 | Cabled yarn binding tension testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122103586.2U CN215832909U (en) | 2021-09-02 | 2021-09-02 | Cabled yarn binding tension testing device |
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| Publication Number | Publication Date |
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| CN215832909U true CN215832909U (en) | 2022-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122103586.2U Active CN215832909U (en) | 2021-09-02 | 2021-09-02 | Cabled yarn binding tension testing device |
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| CN (1) | CN215832909U (en) |
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2021
- 2021-09-02 CN CN202122103586.2U patent/CN215832909U/en active Active
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