CN213859525U - Cutting clamp for controlling cutting length of optical fiber - Google Patents
Cutting clamp for controlling cutting length of optical fiber Download PDFInfo
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- CN213859525U CN213859525U CN202021829860.3U CN202021829860U CN213859525U CN 213859525 U CN213859525 U CN 213859525U CN 202021829860 U CN202021829860 U CN 202021829860U CN 213859525 U CN213859525 U CN 213859525U
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- optical fiber
- clamp
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- length
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 216
- 238000005520 cutting process Methods 0.000 title claims abstract description 75
- 238000003825 pressing Methods 0.000 claims description 28
- 239000000758 substrate Substances 0.000 claims description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 238000013016 damping Methods 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000001179 sorption measurement Methods 0.000 claims description 2
- 239000000835 fiber Substances 0.000 abstract description 64
- 238000000034 method Methods 0.000 description 14
- 230000003287 optical effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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Abstract
A cutting clamp for controlling the cut length of optical fibre is composed of an optical fibre holder for fixing the optical fibre with a certain length and a certain cut part to the holder of optical fibre end, a precise length from the zero-point base plane to another end plane of optical fibre end holder, an optical fibre clamp moving along the slot line of optical fibre holder, and an optical fibre cutting unit for cutting the optical fibre between said holder and clamp. The utility model discloses can obtain the optic fibre that length cutting accuracy is 0.1mm, when being used as optic fibre delayer, the time delay precision can reach 0.5 Ps.
Description
Technical Field
The utility model relates to an optical fiber cutting method especially relates to a cutting jig of control optical fiber cutting length, belongs to the optical fiber delay line and makes technical field.
Background
Elements or devices that delay an electrical signal for a period of time are called delay lines, which are widely used in the fields of signal processing, radar, and electronic countermeasure, and are generally classified into electrical signal delay lines, ultrasonic delay lines, and optical fiber delay lines,
the optical fiber delay line is a novel signal processor with excellent performance, has the characteristics of small unit delay loss and large working bandwidth, also has the advantages of small size, light weight, easiness in assembly and good temperature stability, and has great attraction to no-load or naval electronic equipment limited by space and quality and in severe working environment.
The working principle of the optical fiber delay line is as follows:
firstly, a Laser Diode (LD) converts an input radio frequency electrical signal into an optical signal modulated by the signal, then the optical signal is coupled into an optical fiber through an optical joint and is transmitted to a Photoelectric Detector (PD) at the other end of the optical fiber through the optical fiber, the photoelectric detector converts the radio frequency modulated optical signal into an original radio frequency electrical signal again, the frequency spectrums of the output radio frequency electrical signal and the input radio frequency electrical signal are completely the same, only the optical fiber medium is used for delaying for a period of time, namely, the radio frequency electrical signal is instantly stored in an optical fiber delay line, and the length of the storage time is in direct proportion to the length of the optical fiber.
In the optical fiber delay line, the length of the optical fiber is proportional to the delay amount, so the precision of the length of the optical fiber directly affects the precision of the optical fiber delay line, and the precision of controlling the length of the optical fiber is the working precision of controlling the optical fiber delay line.
As can be calculated by the formula, when the length error of the optical fiber is 1mm, the delay error is about 5 picoseconds (Ps).
In the prior art, the precision of the length measurement and the length cutting of the optical fiber can only reach centimeter level, and the delay precision of the corresponding optical fiber delay line is about 50Ps, but the precision can not meet the precision requirements of some precision devices at present.
SUMMERY OF THE UTILITY MODEL
For overcoming the defects of the prior art, the embodiment of the utility model provides a cutting fixture for controlling the cutting length of optical fibers, aim at:
a cutting clamp for controlling the cutting length of the optical fiber is provided, so that the optical fiber can be accurately cut, the high-precision optical fiber length can be obtained, the cutting clamp is used for manufacturing the high-precision optical fiber delay line, the precision of the delay line is improved, and the requirement of information communication is met.
To achieve the purpose, the embodiment of the present invention provides the following technical solutions:
a cleaving fixture for controlling a cleaved length of an optical fiber for cleaving a desired length of the optical fiber, comprising:
the optical fiber fixing device comprises a three-dimensional adjusting frame and an optical fiber clamp, wherein the three-dimensional adjusting frame can move in the three-dimensional direction of the space, the optical fiber clamp is used for clamping optical fibers, the three-dimensional adjusting frame comprises a working table surface and an adjusting rod capable of adjusting the horizontal position and the vertical position of the working table surface, and an optical fiber groove and an optical fiber fixer are arranged on the optical fiber clamp;
it is characterized by also comprising: the device comprises a zero point substrate, a bottom plate, an optical fiber end holder and a clamp base;
the zero point substrate is vertically connected to the bottom plate through one end of the bottom of the zero point substrate, the other end of the zero point substrate is connected with the optical fiber end holder, an optical fiber clamp groove is formed in the optical fiber end holder, and the optical fiber clamp groove is perpendicular to the zero point substrate;
the three-dimensional adjusting frame is arranged on the bottom plate on the same side of the optical fiber end holder, the clamp base is arranged on the working table surface of the three-dimensional adjusting frame, and the optical fiber clamp is arranged on the clamp base;
the fixture base is provided with a linear sliding groove, the bottom of the optical fiber fixture is provided with a sliding rail, the optical fiber fixture and the fixture base are connected with the sliding groove through the sliding rail, and the optical fiber fixture can slide on the sliding groove;
and adjusting the three-dimensional adjusting frame through an adjusting rod to enable the optical fiber groove on the optical fiber clamp to be positioned on the connecting line of the optical fiber clamp groove.
Furthermore, a damping device is arranged between the optical fiber clamp and the clamp base.
Furthermore, the damping device is composed of a magnet and an iron block which are respectively arranged on the optical fiber clamp and the clamp base.
Furthermore, the optical fiber end holder further comprises an optical fiber pressing block, and the optical fiber pressing block is arranged on the optical fiber clamping groove.
Furthermore, the optical fiber pressing block comprises a pressing block body and a rotating shaft, one side of the pressing block body is connected to the optical fiber end holder through the rotating shaft, and the pressing block body can rotate by taking the rotating shaft as the shaft so as to cover the optical fiber clamping groove or be lifted from the optical fiber clamping groove.
Furthermore, the optical fiber pressing block further comprises a flexible cushion block and a locking device, the flexible cushion block is arranged on one side, facing the optical fiber clamping groove, of the pressing block body, and the locking device is arranged on the pressing block body on the other side of the rotating shaft.
Furthermore, the flexible cushion block is a rubber block, and the locking device is a magnet adsorption locking device.
Compared with the prior art, the utility model discloses beneficial effect and showing the progress and lie in:
1) the embodiment of the utility model provides a control cutting jig of optic fibre cut length, it fixes the one end of the given optic fibre that will survey the length and confirm that need cut and remove partial length on the fiber end holder to confirm the accurate length that begins to the another terminal surface of fiber end holder at this optic fibre from zero base through zero base, then, set up a fiber clamp that can move on the fiber clamp groove line of fiber end holder, move on the optic fibre through this fiber clamp, the distance that this fiber clamp begins to move on the binding face of fiber end holder is controlled to the accuracy, so that the length that this fiber begins to this fiber clamp towards fiber end holder side terminal surface from zero base is controlled to this fiber clamp, confirm the optic fibre cut point between fiber end holder and fiber clamp, reuse fiber cutting device cuts optic fibre, removing the optical fiber between the optical fiber cutting point and the zero-point base plane to obtain the accurately controlled optical fiber with the required length;
2) the embodiment of the utility model provides a control cutting anchor clamps of optic fibre cutting length, through the precision of control zero base plate, the precision of binding face between optic fibre end holder and the optic fibre anchor clamps and the removal precision of optic fibre anchor clamps, can the accurate control need cut the optic fibre length that removes to obtain the required optic fibre of accurate control length, satisfy various needs, according to the utility model discloses the method and the anchor clamps that the embodiment provides can obtain the optic fibre that length cutting precision reaches 0.1mm, and when being used as the optic fibre delayer, its time delay precision can reach 0.5Ps, is far higher than the optic fibre delay line that the time delay precision that prior art provided was about 50 Ps;
3) the embodiment of the utility model provides a pair of cutting jig of control optic fibre cutting length, the design is novel unique, the cutting jig and the application method that provide are simple and convenient, practical effective and strong adaptability, the cutting jig preparation is convenient, and the cost is not high, can satisfy the cutting needs of multiple optic fibre accurate control length, consequently, has popularization and application and worth.
Drawings
To more clearly illustrate the technical solution of the present invention, the drawings required for the embodiments of the present invention will be briefly described below.
It should be apparent that the drawings in the following description are only for some embodiments of the present invention, and that other drawings can be obtained by those skilled in the art without any inventive exercise, and the other drawings also belong to the drawings required for the embodiments of the present invention.
Fig. 1 is a schematic perspective view of a cutting fixture for controlling a cutting length of an optical fiber according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a three-dimensional explosion structure of a cutting fixture for controlling a cutting length of an optical fiber according to an embodiment of the present invention;
fig. 3 is a schematic block diagram of a method for using a cutting fixture for controlling a cutting length of an optical fiber according to an embodiment of the present invention.
In the figure:
10-three-dimensional adjusting frame, 11-working table surface and 12-adjusting rod;
20-an optical fiber clamp, 21-an optical fiber groove, 22-an optical fiber fixer and 23-a sliding rail;
30-zero point substrate;
40-a bottom plate;
50-optical fiber end holder, 51-optical fiber clamping groove;
60-clamp base, 61-chute;
70-optical fiber press block, 71-press block body, 72-rotating shaft, 73-flexible cushion block.
Detailed Description
In order to make the purpose, technical solution, beneficial effect and the significant progress of the embodiments of the present invention clearer, the drawings provided in the embodiments of the present invention will be combined below to clearly and completely describe the technical solution in the embodiments of the present invention.
Obviously, all the described embodiments are only partial embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
It should be noted that the terms "first", "second" and "third" (if present) and the like in the description and claims of the present invention and the accompanying drawings of the embodiments of the present invention are used for distinguishing different objects and not for describing a particular order; furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to the listed steps or elements, but may alternatively include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
It should be understood that in the description of the embodiments of the present invention, the terms "upper", "lower", "top", "bottom", and other indicative orientations or positions are only used for describing the orientation or position relationship shown in the drawings according to the embodiments of the present invention, and are not used for indicating or implying any particular orientation, particular orientation configuration, or operation that the device or component must have, and therefore should not be construed as limiting the present invention.
In the present invention, unless otherwise specifically stated or limited, the terms "mounted," "connected," "fixed," and the like are to be understood in a broad sense, and for example, may be a fixed connection, a detachable connection or a movable connection, an integral connection, a direct connection, an indirect connection via an intermediate medium or an invisible signal connection, or even an optical connection, and may be a connection between two elements or an interaction relationship between two elements, unless otherwise specifically stated or limited.
The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
It should be further noted that the following embodiments may be combined with each other, and the same or similar concepts or processes may not be repeated in some embodiments.
Examples
As fig. 1 the embodiment of the present invention provides a three-dimensional structure diagram and fig. 2 of a cutting fixture for controlling the cutting length of optical fiber, which is provided by the embodiment of the present invention, is as follows:
a cleaving fixture for controlling a cleave length of an optical fiber, comprising:
the three-dimensional adjusting device comprises a three-dimensional adjusting frame 10 capable of moving in a spatial three-dimensional direction and an optical fiber clamp 20 for clamping an optical fiber, wherein the three-dimensional adjusting frame 10 comprises a worktable 11 and an adjusting rod 12 capable of adjusting the horizontal position and the vertical position of the worktable 11, and the optical fiber clamp 20 is provided with an optical fiber groove 21 and an optical fiber fixer 22;
further comprising: a zero substrate 30, a bottom plate 40, a fiber tip holder 50, and a holder base 60;
the zero point substrate 30 is vertically connected to the bottom plate 40 through one end of the bottom of the zero point substrate, the other end of the zero point substrate 30 is connected with the optical fiber end holder 50, the optical fiber end holder 50 is provided with an optical fiber clamp groove 51, and the optical fiber clamp groove 51 is vertical to the zero point substrate 30;
the three-dimensional adjusting frame 10 is arranged on the bottom plate 40 at the same side of the optical fiber end clamp 30, the clamp base 60 is arranged on the working table surface 11 of the three-dimensional adjusting frame 10, and the optical fiber clamp 20 is arranged on the clamp base 60;
the fixture base 60 is provided with a linear sliding groove 61, the bottom of the optical fiber fixture 20 is provided with a sliding rail 23, the optical fiber fixture 20 and the fixture base 60 are connected with the sliding groove 61 through the sliding rail 23, and the optical fiber fixture 20 can slide on the sliding groove 61;
the fiber groove 21 of the fiber clamp 20 can be positioned on the connection line of the fiber clamp groove 51 by adjusting the three-dimensional adjusting frame 10 through the adjusting rod 12.
The above-mentioned cutting clamp for controlling the cutting length of the optical fiber provided by this embodiment can be further improved on the basis of not violating the basic working principle thereof, wherein the cutting clamp comprises:
a damping device (not shown in the drawings) is also provided between the fiber clamp 20 and the clamp base 60;
the damping device is composed of a magnet (not shown) and an iron block (not shown) respectively provided on the optical fiber clamp 20 and the clamp base 60.
In addition, the fiber tip holder 50 may further include a fiber press 70, and the fiber press 70 is disposed on the fiber clamp groove 51.
The optical fiber pressing block 70 includes a pressing block body 71 and a rotating shaft 72, one side of the pressing block body 71 is connected to the optical fiber end holder 50 through the rotating shaft 72, and the pressing block body 71 can rotate around the rotating shaft 72 to cover the optical fiber clamping groove 51 or be lifted from the optical fiber clamping groove 51.
The optical fiber pressing block 70 may further include a flexible spacer 73 and a locking device (not shown in the drawings), the flexible spacer 73 being disposed on a side of the pressing block body 71 facing the optical fiber clamping groove 51, and the locking device (not shown in the drawings) being disposed on the pressing block body 71 on the other side of the rotation shaft 72.
The flexible pad 73 may be a rubber block and the locking means (not shown in the drawings) may be a magnetic attraction locking means.
As shown in fig. 3, the schematic block diagram of the application method of the cutting clamp for controlling the cutting length of the optical fiber provided by the embodiment of the present invention is shown:
a method for using a cutting clamp for controlling the cutting length of an optical fiber comprises the following steps:
fixing one end of a given optical fiber in an optical fiber clamping groove 51 of an optical fiber end clamp 50, and enabling the end face of the optical fiber to be tightly attached to a zero point substrate 30 on one side connected with the optical fiber end clamp 50; or
Removing the optical fiber pressing block 70 on the optical fiber end holder 50 from the optical fiber clamping groove 51, removing part of the optical fiber coating layer at one end of a given optical fiber by using a wire stripper to expose the core wire of the optical fiber, then placing the core wire in the optical fiber clamping groove 51, pressing and fixing the optical fiber in the optical fiber clamping groove 51 by using the optical fiber pressing block 70, and enabling the end surface of the core wire to be tightly attached to the zero point substrate 30 at the side connected with the optical fiber end holder 50; wherein:
cutting off a portion of the optical fiber from an end face of the given optical fiber at a fiber cutting point determined for the given optical fiber to have a measured length and determined for obtaining a desired length of the optical fiber;
placing the optical fiber on the side of the fiber end holder 50 in the fiber groove 21 of the fiber clamp 20;
adjusting the three-dimensional adjusting frame 10, moving the optical fiber clamp 20 through the matching of the sliding rail 23 and the sliding groove 61, so that one end face of the optical fiber clamp 20 is attached to one end face of the optical fiber end holder 50, the optical fiber groove 21 is positioned on a connecting line of the optical fiber clamping groove 51, and then fixing the position of the optical fiber clamp 20 on the clamp base 60;
adjusting the adjusting rod 12, so that the three-dimensional adjusting frame 10 drives the clamp base 60 and the optical fiber clamp 20 to move towards one side away from the optical fiber end clamp 50 and on a connecting line of the optical fiber clamp groove 51;
when the moving distance of the optical fiber clamp 20 plus the length of the optical fiber fixed by the optical fiber end clamp 50 from the zero point substrate 30 minus the length between the end face of the optical fiber clamp and the cutting point of the optical fiber is equal to the length of the optical fiber to be cut off, fixing the three-dimensional adjusting frame 10, and fixing the optical fiber through the optical fiber fixer 22 on the optical fiber clamp 20;
the optical fiber between the fiber end holder 50 and the fiber holder 20 is cut off at the fiber cutting point to the zero point substrate by using a fiber cutting device (not shown in the drawings), and the remaining fiber length is the desired length of the optical fiber to be obtained.
In the above process, the length of a given optical fiber may be measured by a light scattering reflectometer OBR, and the optical fiber cutting device may use a commonly used optical fiber cutter or an optical fiber cutting blade.
From the above description, it can be seen that:
first, the embodiment of the present invention provides a cutting clamp for controlling the cutting length of an optical fiber, which fixes an end of a given optical fiber, the length of which is determined to be cut off a part of the length, on an optical fiber end holder, determines the precise length of the optical fiber from a zero-point base surface to the other end surface of the optical fiber end holder through the zero-point base surface, then, sets an optical fiber clamp capable of moving on a fiber clamp groove connecting line of the optical fiber end holder, moves on the optical fiber through the optical fiber clamp, precisely controls the distance of the optical fiber clamp from the attaching surface of the optical fiber end holder, thereby precisely controlling the length of the optical fiber from the zero-point base surface to the end surface of the optical fiber clamp facing the optical fiber end holder, determines the cutting point of the optical fiber between the optical fiber end holder and the optical fiber clamp, and then cuts the optical fiber by using an optical fiber cutting device, removing the optical fiber between the optical fiber cutting point and the zero-point base plane to obtain the accurately controlled optical fiber with the required length;
secondly, the embodiment of the utility model provides a pair of control optic fibre cutting length's cutting jig, precision through control zero base plate, the precision of binding face between optic fibre end holder and the optic fibre anchor clamps, and the removal precision of optic fibre anchor clamps, just can the accurate control need cut the optic fibre length who removes to obtain the required optic fibre of accurate control length, satisfy various needs, the foundation the embodiment of the utility model provides a method and anchor clamps can obtain the optic fibre that length cutting precision reaches 0.1mm, and when being used as optic fibre delayer, its time delay precision can reach 0.5Ps, and the time delay precision that is far away from the prior art and provides is about 50 Ps's optic fibre delay line.
In summary, the following steps:
the embodiment of the utility model provides a pair of cutting jig of control optic fibre cutting length, the design is novel unique, the cutting jig and the application method that provide are simple and convenient, practical effective and strong adaptability, the cutting jig preparation is convenient, and the cost is not high, can satisfy the cutting needs of multiple optic fibre accurate control length, consequently, has popularization and application and worth.
In the course of the above description, the terms "present embodiment," "embodiments of the present invention," "as shown at … …," "further improved technical solution," etc., are intended to describe specific features, structures, materials, or characteristics of the embodiments or examples, including in at least one embodiment or example of the present invention;
in this specification, the schematic representations of the terms used above are not necessarily for the same embodiment or example, and the particular features, structures, materials, or characteristics described, etc., may be combined or brought together in any suitable manner in any one or more embodiments or examples; furthermore, those of ordinary skill in the art may combine or combine features of different embodiments or examples and features of different embodiments or examples described in this specification without undue conflict.
Finally, it should be noted that:
the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same;
although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that the technical solutions described in the foregoing embodiments may be modified or equivalent replaced by some or all of the technical features, and such modifications or replacements may not cause the essence of the corresponding technical solutions to depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (7)
1. A cleaving fixture for controlling a cleaved length of an optical fiber for cleaving a desired length of the optical fiber, comprising:
the optical fiber fixing device comprises a three-dimensional adjusting frame and an optical fiber clamp, wherein the three-dimensional adjusting frame can move in the three-dimensional direction of the space, the optical fiber clamp is used for clamping optical fibers, the three-dimensional adjusting frame comprises a working table surface and an adjusting rod capable of adjusting the horizontal position and the vertical position of the working table surface, and an optical fiber groove and an optical fiber fixer are arranged on the optical fiber clamp;
it is characterized by also comprising: the device comprises a zero point substrate, a bottom plate, an optical fiber end holder and a clamp base;
the zero point substrate is vertically connected to the bottom plate through one end of the bottom of the zero point substrate, the other end of the zero point substrate is connected with the optical fiber end holder, an optical fiber clamp groove is formed in the optical fiber end holder, and the optical fiber clamp groove is perpendicular to the zero point substrate;
the three-dimensional adjusting frame is arranged on the bottom plate on the same side of the optical fiber end holder, the clamp base is arranged on the working table surface of the three-dimensional adjusting frame, and the optical fiber clamp is arranged on the clamp base;
the fixture base is provided with a linear sliding groove, the bottom of the optical fiber fixture is provided with a sliding rail, the optical fiber fixture and the fixture base are connected with the sliding groove through the sliding rail, and the optical fiber fixture can slide on the sliding groove;
and adjusting the three-dimensional adjusting frame through an adjusting rod to enable the optical fiber groove on the optical fiber clamp to be positioned on the connecting line of the optical fiber clamp groove.
2. The cutting jig for controlling a cutting length of an optical fiber according to claim 1, wherein: and a damping device is also arranged between the optical fiber clamp and the clamp base.
3. The cutting jig for controlling a cutting length of an optical fiber according to claim 2, wherein: the damping device is composed of a magnet and an iron block which are respectively arranged on the optical fiber clamp and the clamp base.
4. The cutting jig for controlling a cutting length of an optical fiber according to claim 1, wherein: the optical fiber end holder further comprises an optical fiber pressing block, and the optical fiber pressing block is arranged on the optical fiber clamping groove.
5. The cutting jig for controlling a cutting length of an optical fiber according to claim 4, wherein:
the optical fiber pressing block comprises a pressing block body and a rotating shaft, one side of the pressing block body is connected to the optical fiber end holder through the rotating shaft, and the pressing block body can rotate by taking the rotating shaft as the shaft so as to cover the optical fiber clamping groove or be lifted from the optical fiber clamping groove.
6. The cutting jig for controlling a cutting length of an optical fiber according to claim 5, wherein:
the optical fiber pressing block further comprises a flexible cushion block and a locking device, the flexible cushion block is arranged on one side, facing the optical fiber clamping groove, of the pressing block body, and the locking device is arranged on the pressing block body on the other side of the rotating shaft.
7. The cutting jig for controlling a cutting length of an optical fiber according to claim 6, wherein: the flexible cushion block is a rubber block, and the locking device is a magnet adsorption locking device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021829860.3U CN213859525U (en) | 2020-08-27 | 2020-08-27 | Cutting clamp for controlling cutting length of optical fiber |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021829860.3U CN213859525U (en) | 2020-08-27 | 2020-08-27 | Cutting clamp for controlling cutting length of optical fiber |
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| Publication Number | Publication Date |
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| CN213859525U true CN213859525U (en) | 2021-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021829860.3U Expired - Fee Related CN213859525U (en) | 2020-08-27 | 2020-08-27 | Cutting clamp for controlling cutting length of optical fiber |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112140197A (en) * | 2020-08-27 | 2020-12-29 | 上海传输线研究所（中国电子科技集团公司第二十三研究所） | Method for controlling cutting length of optical fiber, cutting clamp and using method thereof |
-
2020
- 2020-08-27 CN CN202021829860.3U patent/CN213859525U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112140197A (en) * | 2020-08-27 | 2020-12-29 | 上海传输线研究所（中国电子科技集团公司第二十三研究所） | Method for controlling cutting length of optical fiber, cutting clamp and using method thereof |
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Granted publication date: 20210803 |