CN215525020U - Testing device for optical cable bending - Google Patents
Testing device for optical cable bending Download PDFInfo
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- CN215525020U CN215525020U CN202122389605.2U CN202122389605U CN215525020U CN 215525020 U CN215525020 U CN 215525020U CN 202122389605 U CN202122389605 U CN 202122389605U CN 215525020 U CN215525020 U CN 215525020U
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- optical cable
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Abstract
The utility model discloses a testing device for optical cable bending, and belongs to the technical field of optical cable testing. The testing device comprises a testing platform, a positioning assembly and a bending assembly. The positioning assembly comprises a cover plate and a connecting piece, the cover plate and the test bench are arranged in parallel at intervals, and the cover plate and the test bench are connected together through the connecting piece to cover the optical cable to be tested. The bending assembly comprises two bending pieces, the two bending pieces are arranged at intervals, the two bending pieces correspond to two ends of the optical cable to be tested one by one, each bending piece comprises a motor, a sliding block and a clamp used for clamping the optical cable to be tested, the output shaft of the motor is in transmission connection with the sliding block to drive the sliding block to slide, and the clamp is located on the sliding block. The testing device for bending the optical cable provided by the embodiment of the utility model can accurately control the pulling stroke, so that the ultimate bending diameter of the optical cable to be tested can be accurately measured.
Description
Technical Field
The utility model belongs to the technical field of optical cable testing, and particularly relates to a testing device for bending an optical cable.
Background
With the development of modern communication technology, optical fiber cables are more and more accepted as novel communication transmission lines. In the optical cable manufacturing industry, before leaving a factory, a section of optical cable needs to be cut out and subjected to bending performance test.
In the related art, in the existing optical cable bending performance test, the optical cable is pulled to form a ring in a manual two-way mode, the optical cable is gradually changed into an ellipse from a circle (see fig. 1) until the optical cable is bent or broken, the maximum diameter of the ellipse formed by the optical cable is measured at the moment, namely the limit bending diameter, and the bending performance of the optical cable can be determined through the specific numerical value of the limit bending diameter.
However, the above method is manually operated, and the pulling stroke cannot be precisely controlled, so that the limit bending diameter of the optical cable is not easily and accurately measured, and the reliability of the test data is low.
SUMMERY OF THE UTILITY MODEL
In view of the above defects or improvement requirements of the prior art, the present invention provides a testing device for bending an optical cable, which is capable of accurately controlling a pulling stroke, so as to accurately measure the ultimate bending diameter of the optical cable to be tested.
The utility model provides a testing device for bending an optical cable, which comprises a test board, a positioning component and a bending component, wherein the test board is arranged on the test board;
the positioning assembly comprises a cover plate and a connecting piece, the cover plate and the test bench are arranged in parallel at intervals, and the cover plate and the test bench are connected together through the connecting piece to cover the optical cable to be tested;
the bending assembly comprises two bending pieces which are arranged at intervals, the two bending pieces correspond to two ends of the optical cable to be tested one by one, each bending piece comprises a motor, a sliding block and a clamp used for clamping the optical cable to be tested, the motor is located on the test board, an output shaft of the motor is in transmission connection with the sliding block to drive the sliding block to slide, and the clamp is located on the sliding block.
Optionally, the test bench has a sliding platform thereon, and both of the sliding blocks are slidably disposed on the sliding platform.
Optionally, each bending piece further comprises a screw, the screw is in threaded fit with the sliding block, and an output shaft of the motor is in transmission connection with the screw.
Optionally, the sliding platform is provided with a guide block, and the guide block is provided with a through hole for inserting the optical cable to be tested.
Optionally, the connecting member includes a plurality of guide rods and a plurality of limit knobs, the guide rods and the limit knobs are in one-to-one correspondence, the guide rods are vertically fixed on the test board at intervals, each guide rod penetrates through the cover plate, each limit knob is sleeved on the corresponding guide rod, each limit knob is in threaded fit with the corresponding guide rod, and the bottoms of the limit knobs are abutted to the cover plate.
Optionally, a spring is sleeved on each guide rod, and two ends of the spring respectively abut against the test board and the cover plate.
Optionally, a plurality of spacers are padded between the clamp and the slider to adjust the height of the clamp.
Optionally, the test bench has a movably arranged scale thereon.
Optionally, the bending assembly further comprises an electric control cabinet, and the electric control cabinet is electrically connected with the two motors respectively.
Optionally, the cover plate is a glass plate.
The technical scheme provided by the embodiment of the utility model has the following beneficial effects:
for the test device for bending the optical cable provided by the embodiment of the utility model, when the optical cable is subjected to bending performance test, firstly, the optical cable to be tested is placed between the test bench and the cover plate, so that the optical cable to be tested is prevented from moving in the vertical direction in the subsequent test process. And then, fixing the two ends of the optical cable to be tested on the corresponding clamps respectively. Finally, the driving motor rotates, and the motor can drive the corresponding sliding blocks to move in the rotating process, so that the two sliding blocks slide back to back, and the two ends of the optical cable to be tested are pulled in two directions through the clamp. When the optical cable to be measured is bent or broken, the two motors are stopped, the maximum diameter of the ellipse formed by the optical cable to be measured is the limit bending diameter, in the process, the motors can accurately control the pulling stroke, so that the limit bending diameter of the optical cable to be measured can be accurately measured, and the bending performance of the optical cable to be measured can be accurately determined through the specific numerical value of the limit bending diameter.
That is to say, the testing device for bending the optical cable provided by the embodiment of the utility model can accurately control the pulling stroke, so that the limit bending diameter of the optical cable to be tested can be accurately measured, and the reliability of the test data is higher.
Drawings
FIG. 1 is a schematic view of a bend test of an optical fiber cable provided by an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a testing apparatus for bending an optical cable according to an embodiment of the present invention;
fig. 3 is a top view of a testing device for bending an optical cable according to an embodiment of the present invention.
The symbols in the drawings represent the following meanings:
1. a test bench; 11. a sliding platform; 111. a guide block; 12. a graduated scale; 13. a support table; 2. a positioning assembly; 21. a cover plate; 22. a connecting member; 221. a guide bar; 222. a limit knob; 3. a bending assembly; 31. a bending member; 311. a motor; 312. a slider; 313. a clamp; 314. a gasket; 32. an electric control cabinet; 100. and (5) the optical cable to be tested.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Fig. 2 is a schematic structural diagram of a testing apparatus for bending an optical cable according to an embodiment of the present invention, and fig. 3 is a top view of the testing apparatus for bending an optical cable according to an embodiment of the present invention, which is shown in fig. 2 and 3, and includes a testing table 1, a positioning assembly 2, and a bending assembly 3.
The positioning assembly 2 comprises a cover plate 21 and a connecting piece 22, the cover plate 21 is arranged in parallel with the test bench 1 at intervals, and the cover plate 21 and the test bench 1 are connected together through the connecting piece 22 to cover the optical cable 100 to be tested.
The bending component 3 comprises two bending pieces 31, the two bending pieces 31 are arranged at intervals, the two bending pieces 31 correspond to two ends of the optical cable 100 to be tested one by one, each bending piece 31 comprises a motor 311, a sliding block 312 and a clamp 313 used for clamping the optical cable 100 to be tested, for any bending piece 31, the motor 311 is located on the test bench 1, an output shaft of the motor 311 is in transmission connection with the sliding block 312 to drive the sliding block 312 to slide, and the clamp 313 is located on the sliding block 312.
For the test device for bending the optical cable provided by the embodiment of the utility model, when the optical cable is subjected to bending performance test, firstly, the optical cable 100 to be tested is placed between the test bench 1 and the cover plate 21, so that the optical cable 100 to be tested is prevented from moving in the vertical direction in the subsequent test process. Then, both ends of the optical cable 100 to be measured are fixed to the corresponding clamps 313, respectively. Finally, the driving motor 311 rotates, and the motor 311 drives the corresponding sliding blocks 312 to move in the rotating process, so that the two sliding blocks 312 slide back to back, and the two ends of the optical cable 100 to be tested are pulled in two directions through the clamp 313. When the optical cable 100 to be measured is bent or broken, the two motors 311 are stopped, the maximum diameter of the ellipse formed by measuring the optical cable 100 to be measured is the limit bending diameter, in the process, the motors 311 can accurately control the pulling stroke, so that the limit bending diameter of the optical cable 100 to be measured can be accurately measured, and the bending performance of the optical cable 100 to be measured can be accurately determined through the specific numerical value of the limit bending diameter.
That is to say, the testing device for bending an optical cable according to the embodiment of the present invention can accurately control the pulling stroke, so that the limit bending diameter of the optical cable 100 to be tested can be accurately measured, and the reliability of the test data is high.
It should be noted that, the measuring device may further perform a bending test on the optical cable sleeve, specifically, one motor 311 works, and the other motor 311 stops, so that one slider 312 slides, and the other slider 312 is fixed, and the slider 312 and one end of the optical cable sleeve are pulled by the motor 311 to reciprocate for multiple times, so as to determine whether the optical cable sleeve is bent, and finally determine the bending performance of the optical cable sleeve.
The test bench 1 illustratively has a support table 13 for supporting the cable 100 to be tested, and a cover plate 21 is positioned above the support table 13.
In the present embodiment, the test stand 1 has a sliding platform 11 thereon, and both sliding blocks 312 are slidably disposed on the sliding platform 11.
In the above embodiment, the slide table 11 functions to guide the sliding of the slider 312.
Each bending member 31 further includes a screw (not shown), the screw is in threaded engagement with the slider 312, and an output shaft of the motor 311 is in driving connection with the screw.
In the above embodiment, the motor 311 rotates to drive the screw rod to rotate, so as to convert the screw rod into the linear motion of the slider 312, thereby acting on the optical cable 100 to be tested.
In this embodiment, the bending assembly 3 further includes an electric control cabinet 32, and the electric control cabinet 32 is electrically connected to the two motors 311, so that the on/off control of the two motors 311 can be conveniently realized through the electric control cabinet 32.
Illustratively, the electric control cabinet 32 is provided with a dual-motor synchronous operation button and a dual-motor synchronous shutdown button, so as to realize synchronous control of the two motors 311.
With continued reference to fig. 2 and 3, the sliding platform 11 has a guide block 111, and the guide block 111 has a through hole for inserting the optical cable 100 to be tested.
In the above embodiment, the guide block 111 has a limiting effect on the intersection point of the two ends of the optical cable 100 to be tested (the intersection point is inserted into the through hole), so that the two ends of the optical cable 100 to be tested can be pulled uniformly.
In this embodiment, the connecting member 22 includes a plurality of guide rods 221 and a plurality of limit knobs 222, the plurality of guide rods 221 and the plurality of limit knobs 222 are in one-to-one correspondence, the plurality of guide rods 221 are vertically fixed on the test bed 1 at intervals, each guide rod 221 penetrates through the cover plate 21, each limit knob 222 is sleeved on the corresponding guide rod 221, each limit knob 222 is in threaded fit with the corresponding guide rod 221, and the bottom of each limit knob 222 abuts against the cover plate 21.
In the above embodiment, the height of the cover plate 21 can be adjusted by the limit knob 222, so as to cover the optical cables 100 to be tested with different diameters.
Illustratively, each guide rod 221 is sleeved with a spring, and two ends of the spring respectively abut against the test table 1 and the cover plate 21.
In the above embodiment, the spring may push up the cover plate 21 by its own elastic force so that the cover plate 21 is slightly higher than the optical cable 100 to be tested, thereby preventing the cover plate 21 from directly contacting the optical cable 100 to be tested, and reducing friction.
That is, by screwing the limit knob 222, the spring and the limit knob 222 can limit the cover plate 21 at a reasonable height, so that not only can the optical cable 100 to be tested be covered, but also the optical cable 100 to be tested with different diameters can be prevented from being in direct contact with each other.
In other embodiments of the present invention, the height of the cover plate 21 can be adjusted by the spacers with different heights and the limit knob 222.
Optionally, a plurality of spacers 314 are padded between the clamp 313 and the slider 312, so that the height of the clamp 313 can be adjusted to make the optical cable 100 to be tested flush with the support table 13, and prevent the optical cable 100 to be tested from being arranged obliquely.
The test bench 1 is provided with a movably arranged graduated scale 12, and the graduated scale 12 can conveniently measure the limit bending diameter.
To facilitate observation of the state of the cable 100 under test during pulling, the cover plate 21 may be a glass plate.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the utility model, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A testing device for bending an optical cable is characterized by comprising a testing table (1), a positioning component (2) and a bending component (3);
the positioning assembly (2) comprises a cover plate (21) and a connecting piece (22), the cover plate (21) and the test bench (1) are arranged in parallel at intervals, and the cover plate (21) and the test bench (1) are connected together through the connecting piece (22) to cover the optical cable (100) to be tested;
the bending component (3) comprises two bending pieces (31), the two bending pieces (31) are arranged at intervals, the two bending pieces (31) correspond to the two ends of the optical cable (100) to be tested one by one, each bending piece (31) comprises a motor (311), a sliding block (312) and a clamp (313) used for clamping the optical cable (100) to be tested, the motor (311) is located on the test bench (1), an output shaft of the motor (311) is in transmission connection with the sliding block (312) to drive the sliding block (312) to slide, and the clamp (313) is located on the sliding block (312).
2. A test device for optical cable bending according to claim 1, wherein said test bench (1) has a sliding platform (11) thereon, both said slides (312) being slidably arranged on said sliding platform (11).
3. A device for testing bending of an optical cable according to claim 2, wherein each bending member (31) further comprises a screw, the screw is in threaded engagement with the slider (312), and an output shaft of the motor (311) is in driving connection with the screw.
4. A device for testing bending of optical cables according to claim 2, wherein said sliding platform (11) has a guide block (111), said guide block (111) having a through hole for inserting said optical cable (100) to be tested.
5. The device for testing the bending of the optical cable according to claim 1, wherein the connecting member (22) comprises a plurality of guide rods (221) and a plurality of limit knobs (222), the plurality of guide rods (221) and the plurality of limit knobs (222) correspond to each other one by one, the plurality of guide rods (221) are vertically fixed on the test bench (1) at intervals, each guide rod (221) penetrates through the cover plate (21), each limit knob (222) is sleeved on the corresponding guide rod (221), each limit knob (222) is in threaded fit with the corresponding guide rod (221), and the bottoms of the limit knobs (222) are abutted against the cover plate (21).
6. A test device for optical cable bending according to claim 5, wherein each guide rod (221) is sleeved with a spring, and two ends of the spring respectively abut against the test bench (1) and the cover plate (21).
7. A test device for optical cable bends according to any one of claims 1 to 6, characterized in that a plurality of shims (314) are padded between the clamp (313) and the slider (312) to adjust the height of the clamp (313).
8. A testing device for bending optical cables according to any of claims 1-6, characterized in that said test bench (1) is provided with a movably arranged scale (12).
9. A test device for optical cable bends according to any one of claims 1 to 6, characterized in that said bending assembly (3) further comprises an electric control cabinet (32), said electric control cabinet (32) being electrically connected to two of said motors (311), respectively.
10. A test device for bending optical cables as claimed in any one of claims 1 to 6, wherein said cover plate (21) is a glass plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122389605.2U CN215525020U (en) | 2021-09-29 | 2021-09-29 | Testing device for optical cable bending |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122389605.2U CN215525020U (en) | 2021-09-29 | 2021-09-29 | Testing device for optical cable bending |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215525020U true CN215525020U (en) | 2022-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122389605.2U Active CN215525020U (en) | 2021-09-29 | 2021-09-29 | Testing device for optical cable bending |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215525020U (en) |
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2021
- 2021-09-29 CN CN202122389605.2U patent/CN215525020U/en active Active
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