CN202870357U - Tool for machining end parts of optical fibers - Google Patents
Tool for machining end parts of optical fibers Download PDFInfo
- Publication number
- CN202870357U CN202870357U CN 201220510157 CN201220510157U CN202870357U CN 202870357 U CN202870357 U CN 202870357U CN 201220510157 CN201220510157 CN 201220510157 CN 201220510157 U CN201220510157 U CN 201220510157U CN 202870357 U CN202870357 U CN 202870357U
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- optical fiber
- mount pad
- matrix part
- clamping part
- instrument
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Abstract
The utility model provides a tool for machining end parts of optical fibers, comprising a base component (110), stepped holes (123), a clamping part and fastening components (130). The base component (110) has a flat bottom surface (113) and a top surface (112) opposite to the bottom surface (113); the stepped holes (123) extend perpendicular to the bottom surface and each stepped hole includes a first part (123A) and a second part (123b), the first part (123A) and the second part (123b) are coaxial and a stop surface (123c) is formed between the two parts, the diameter of the first part is basically equal to that of an optical fiber, the diameter of the second part is basically equal to that of the part, wrapped by a sheath, of the optical fiber, and the second part is arranged at one side of the bottom surface and leads to the bottom surface; the clamping part is fixedly configured relative to the base component, extends out from the top surface of the base component and can be elastically deformed inward to clamp and fix the optical fiber arranged therein when bearing radial pressure; and the fastening components (130) are suitable for matching with the clamping part to apply pressure to the clamping part so as to make the clamping part elastically deformed inward. With the tool, a flat optical fiber end part with decided length and vertical end face can be obtained.
Description
Technical field
The utility model relates to a kind of instrument for the processing optical fiber end, particularly can be easily and process rapidly the instrument of high-quality optical fiber end.
Background technology
Because the advantages such as optical cable has the impact that transmission capacity is large, signal attenuation is low, be not subjected to electromagnetic radiation and quality is light, volume is little day by day receive people's concern, and be widely used in communication and internet arena.Usually, the optical cable that can be applied to transmission of control signals in the frequency converter for example all needs the direct import from Germany, but this causes haulage time long and cost is high.Therefore, expectation processes the optical cable that can access various device.
Usually, an optical cable is comprised of many optical fiber, and every optical fiber comprises the sheath of bare fibre and parcel optical fiber.The quality of the end of every optical fiber in optical cable is linked into equipment afterwards transmission and the communication quality of whole lightguide cable link with impact.Whether fiber end face is vertical with the axle center, whether end face is smooth, the length of optical fiber end has all determined the quality of optical fiber end.Therefore, need a kind of instrument can easily process high-quality optical fiber end.
The utility model content
In view of this, the utility model proposes a kind of instrument for the processing optical fiber end, be used for the optical fiber end that easily processing length is determined, end face is vertical and smooth.
According to an embodiment of the present utility model, a kind of instrument for the processing optical fiber end is provided, this instrument comprises: matrix part 110, this matrix part have flat bottom surface 113 and the end face 112 relative with the bottom surface; Stepped bore 123 perpendicular to the bottom surface extension, this stepped bore comprises the 123a of first and second portion 123b, coaxial and the between formation stop surface 123c of first and second portion, the diameter of first is substantially equal to the diameter of optical fiber, and the diameter of second portion be substantially equal to optical fiber by the diameter of sheath wrapping portion, wherein second portion is positioned at bottom surface one side and leads to the bottom surface; With respect to the matrix part fixed configurations and from the extended clamping part of the end face of matrix part, when bearing radial pressure, clamping part can radially inside elastic deformation also fix installing optical fiber wherein with clamping; Secure component 130 is suitable for cooperating with described clamping part making it radially inwardly elastic deformation to exert pressure to clamping part.
This instrument also comprises: optical fiber mount pad 120, and it comprises the pedestal part 121 that is fixedly installed in the hole that forms on the matrix part, and this pedestal part comprises the end face that is positioned at matrix part bottom surface one side, and this end face flushes substantially with the bottom surface of matrix part; Wherein, stepped bore is formed on the optical fiber mount pad, and clamping part is integrally formed as ingredient and the optical fiber mount pad of optical fiber mount pad.
Stepped bore is formed on the matrix part, and clamping part is by means of utilizing screw with its shape all-in-one-piece ring flange 221 or being adhesively fixed on the matrix part.
This instrument also comprises: optical fiber mount pad 320, the optical fiber mount pad comprises the pedestal part 322 that is fixedly installed in the hole that forms on the matrix part, the first of this stepped bore is formed on the optical fiber mount pad, and the second portion of this stepped bore is formed on the matrix part; Wherein, clamping part is integrally formed as ingredient and the optical fiber mount pad of optical fiber mount pad.
The pedestal part of optical fiber mount pad is fixed in the hole that forms on the matrix part by interference fit.
Clamping part 122 forms the hollow frustum of truncated cone, and securing member 130 comprises the hole 131 of the truncated cone corresponding with the shape of clamping part 122.
The through hole of the frustum of the truncated cone of clamping part and the truncated cone of securing member has 5-10 ° cone angle.
Clamping part is formed with the otch 124 that extends towards matrix part from its end that deviates from matrix part.
The quantity of this otch is more than or equal to two.
The outside surface of clamping part is formed with external thread, and the through hole of securing member is formed with internal thread, fixes optical fiber so that clamping part and securing member are coupled to each other by screw thread.
Securing member is couple to clamping part by press fit and fixes optical fiber.
Matrix part can be disk.
This instrument comprises a plurality of stepped bore, a plurality of clamping parts corresponding with respective steps shape hole and a plurality of secure components that cooperate with respective clamp section perpendicular to the bottom surface extension.
One of these a plurality of stepped bore are arranged on the center of disk, and remaining stepped bore is equidistantly arranged along circumferencial direction around this center.
From such scheme, can find out, because the utility model optical fiber end of processing optical cable according to the instrument of above-described embodiment, the naked end of optical fiber can be securely fixed in the matrix part, thereby easily guarantee the length of naked end of optical fiber and perpendicularity and the flatness of end face, and can be easily and process rapidly optical fiber end, improved the Quality and yield of optical cable.
Description of drawings
The below will make clearer above-mentioned and other feature and advantage of the present utility model of those of ordinary skill in the art by describe preferred embodiment of the present utility model in detail with reference to accompanying drawing, in the accompanying drawing:
Fig. 1 is the schematic isometric according to the instrument that is used for the processing optical fiber end of the utility model embodiment;
Fig. 2 is the axial cut-open view according to the optical fiber mount pad of the utility model embodiment;
Fig. 3 is the axial cut-open view according to the securing member of the utility model embodiment;
Fig. 4 is the backplan according to the instrument that is used for the processing optical fiber end of the utility model embodiment;
Fig. 5 to Fig. 8 illustrates the artwork that uses according to the tool processes optical fiber end of the utility model embodiment;
Fig. 9 is cut-open view, illustrates a kind of modified structure according to the instrument that is used for the processing optical fiber end of the utility model embodiment; And
Figure 10 is cut-open view, illustrates the another kind of modified structure according to the instrument that is used for the processing optical fiber end of the utility model embodiment.
Specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, by the following examples the utility model is further described.
Fig. 1 is the schematic isometric according to the instrument 100 that is used for the processing optical fiber end of the utility model embodiment.With reference to figure 1, instrument 100 comprises matrix part 110, be installed to a plurality of optical fiber mount pads 120 on the matrix part 110 and couple a plurality of securing members 130 with fixed fiber 200 with optical fiber mount pad 120.This matrix part 110 roughly becomes oblate cylindricality and has through-thickness to run through a plurality of the first through holes 111 that matrix part 110 forms, so that a plurality of optical fiber mount pad 120 can insert and be fixed in this first through hole 111.It may be noted that matrix part 110 is not limited to illustrated particular form and its geometric configuration also is not limited to circle, also can adopt such as square other geometric configuration such as grade, hereinafter be referred to as matrix part for this reason.
As shown in Figure 1, one of first through hole 111 is arranged on the center of matrix part 110, and the circumference along matrix part 110 equidistantly distributes remaining first through hole 111 around this center.The arrangement of the first through hole 111 on matrix part is not limited to person shown in the figure, and they also can be arranged on the matrix part 110 by other mode, so the utility model is not subject to the specific arrangement form of the first through hole.Matrix part 110 can be made by the multiple material with sufficient mechanical strength, such as stainless steel, carbon steel etc.The thickness of matrix part 110 can be designed as and guarantees that matrix part 110 has enough physical strengths in follow-up technique for grinding, for example can be about 4-5mm.Equally, it may be noted that at this thickness of matrix part 110 is not limited to specific size, it can be selected as requested.
Fig. 2 is the axial cut-open view according to the optical fiber mount pad 120 of the utility model embodiment.With reference to figure 1 and Fig. 2, optical fiber mount pad 120 comprises pedestal part 121 and the extended extension 122 from the top of pedestal part 121.This pedestal part 121 forms cylindrical, and its radius is slightly greater than the radius of the first through hole 111 of matrix part 110, and is perhaps basic identical with the radius of the first through hole, so that pedestal part 121 can be pressed into and be fixed in the first through hole 111 by interference fit.The extension 122 of optical fiber mount pad 120 extends to form truncated cone from the top of pedestal part 121, reduces gradually towards the direction that deviates from pedestal part 121.The truncated cone of this extension 122 for example has approximately 5-10 ° cone angle, at this, the cone angle of truncated cone without particular limitation of, also can select other angles.
Optical fiber mount pad 120 also comprises and pedestal part 121 and the extension 122 coaxial stepped bore 123 that run through formation.The second portion 123b that this stepped bore 123 comprises the 123a of first and is connected in first, the coaxial and between formation stop surface 123c of the 123a of first and second portion 123b.The diameter of the 123a of this first and the external diameter of optical fiber are basic identical, and the diameter by the sheath wrapping portion of the diameter of second portion 123b and optical fiber is basic identical.The length of the second portion 123b of stepped bore 123 can be corresponding with the desired length of the naked end of optical fiber.For example, if the desired length of the naked end of optical fiber is 1.2mm, the length of the second portion 123b of stepped bore 123 also can be 1.2mm so.
Said structure based on optical fiber mount pad 120, when the optical fiber with naked end is inserted into stepped bore 123, the naked end of not wrapped up by sheath is inserted among the second portion 123b of stepped appearance through hole 123, the optical fiber that is wrapped up by sheath then is inserted among the 123a of first and by stop surface 123c and stops, thereby can't be inserted among the second portion 123b.Like this, surpass the naked end of a part of desired length, namely naked end unnecessary or that remain to be polished will be stretched out from the bottom surface of optical fiber mount pad 120, also stretch out from the rear surface 113 of matrix part 110 simultaneously, as shown in the figure.Polish off by the unnecessary naked end that will stretch out, can obtain to have the optical fiber of the naked end of desired length.The structure of optical fiber mount pad 120 guarantees that the optical fiber end of processing has the length of expectation.
On the other hand, when optical fiber mount pad 120 is installed on the matrix part 110, because the longitudinal axis of optical fiber mount pad 120 is perpendicular to the rear surface 113 of matrix part 110, so the stepped bore 123 that forms along the longitudinal axis of optical fiber mount pad 120 is also perpendicular to the rear surface 113 of matrix part 110.Therefore, be inserted in the situation of stretching out from the rear surface 113 of matrix part 110 in the optical fiber mount pad 120 so that unnecessary naked end at the optical fiber with naked end, by take the rear surface 113 of matrix part 110 as the naked end that it is unnecessary that benchmark is polished, can obtain the fiber end face that flushes with the rear surface 113 of matrix part 110.As seen, utilize the fiber end face of this tool processes to have good flatness and perpendicular to the axle center of optical fiber, so that optical fiber has outstanding transmission and communication quality.
Securing member 130 cooperates that with the extension 122 of optical fiber mount pad 120 optical fiber is fixed in the stepped bore 123.In the present embodiment, extension 122 is threaded connection to realize fixed fiber with securing member 130, as shown in Figure 1.Outside surface at the conical extension 122 of optical fiber mount pad 120 is formed with screw thread.The end of extension 122 also is formed with a plurality of otch 124, and this otch 124 is the elongate slot shape.The end that comprises a plurality of otch 124 has formed clamping part 125, is used for grip optical fiber.The end of extension 122 can have a plurality of otch 124, preferably, has four otch 124.The width of otch 124 can design as required, and in the present embodiment, the width of otch 124 for example is about 0.2mm.Here it may be noted that the quantity of the otch that forms clamping part, in other words consist of the quantity of the finger portion between adjacent cut of clamping part, do not limited especially, it can be 2,3,4 or a plurality of.
In order to cooperate with extension 122, securing member 130 forms nut.Fig. 3 is the axial cut-open view according to the securing member 130 of the utility model embodiment.With reference to figure 3, nut is formed with the conical threaded holes corresponding with the screw thread of extension 122 131, namely has the threaded hole of about 5-10 ° angle.During the optical fiber that inserts in securing elongated, along with securing member 130 is tightened onto extension 122 gradually, the gap of the otch 124 of extension 122 constantly dwindles to clamp the optical fiber that inserts in the extension 122, finally firmly fixes optical fiber.In the present embodiment, in order to realize the screw thread compression fit of optical fiber mount pad 120 and securing member 130, optical fiber mount pad 120 can be by having suitable physical strength and flexible material forms, red metal for example, but need not here the material of mount pad is done special the restriction, any material that is suitable for this purpose all can adopt.Securing member 130 guarantees that with the clamping structure of extension 122 formations of optical fiber mount pad 120 optical fiber can not rotate or vertically move when polished in the naked end of optical fiber, thereby has improved the quality of optical fiber.
Except thread connecting mode, securing member 130 can also adopt other to couple structure with optical fiber mount pad 120.For example, at the extension of securing member and optical fiber mount pad all not in the threaded situation of tool, this securing member is couple to by press fit on the extension of optical fiber mount pad with grip optical fibers.In addition, in an embodiment, mount pad is formed with external thread extension and securing member and forms female Kong Jun and be conical, but the utility model is not limited to this, also can adopt other version.Such as, it is cylindrical that mount pad is formed with externally threaded extension, and the hole of securing member is following form: towards a side of mount pad extension be cylindrical and its on be formed with internal thread, and do not form screw thread on the taper that a side that deviates from the mount pad extension is diameter to be reduced gradually or arch and its, thereby in the time of on the extension that securing member is screwed in mount pad, can clamping and fixed fiber.
Fig. 5-8 shows the artwork that uses according to the instrument 100 processing optical fiber ends of the utility model embodiment.As shown in Figure 5, at first with peeling tool the sheath of optical fiber 200 is peeled off, so that expose the naked end 210 of optical fiber 200.The naked end 210 of this optical fiber has the length such as about 1.6mm.Then, the optical fiber 200 that will have a naked end 210 is inserted into the stepped bore 123 of optical fiber mount pad 120 from the front surface 112 of matrix part 110, and with securing member 130 optical fiber 200 is fixed firmly on the optical fiber mount pad 120, so that the axle center of optical fiber is perpendicular to the rear surface 113 of matrix part 110.At this moment, optical fiber 200 with sheath is inserted among the 123a of first of stepped bore 123,210 of naked ends be inserted among the second portion 123b of stepped bore 123 and the uneven redundance 220 of optical fiber end from the bottom surface of optical fiber mount pad 120, namely, stretch out the rear surface 113 of matrix part 110, as shown in Figure 6.The length of the second portion 123b of stepped bore is identical with the desired length of naked end, for example 1.2mm.Similarly, insert and fix an optical fiber 200 in each stepped bore 123, the redundance 220 of the naked end 210 of every optical fiber 200 all passes stepped bore 123, stretches out from the rear surface 113 of matrix part 110.After this, take the rear surface 113 of matrix part 110 as benchmark, sequentially use flint glass paper, medium sand paper and fine sandpaper that the redundance 220 of the 113 outstanding a plurality of naked ends 210 from the matrix part rear surface is polished together.Thus, obtain a plurality of naked end 230 flush with the rear surface 113 of matrix part 110.Finish after the technique for grinding, securing member 130 rotations are unclamped to take off the naked end 230 of the optical fiber that processes from instrument 100, as shown in Figure 8.The naked end 230 of the optical fiber that processes has desired length, for example, 1.2 (+0.3 ,-0.1) mm, the end face of naked end 230 is perpendicular to the axle center of optical fiber and have good flatness.In addition, can fix many optical fiber on the instrument 100, and these many optical fiber are carried out technique for grinding simultaneously to obtain high-quality optical fiber end, so instrument 100 can reduce preparatory technology, improve optical fiber output.
Fig. 9 and 10 is respectively the axial section view, illustrates other remodeling embodiment of the present utility model.In the description of these remodeling embodiment, for brevity, the description of the structure identical with top embodiment will be omitted.
See also Fig. 9, at the second embodiment of the instrument 200 that is used for the processing optical fiber end shown in Figure 9, stepped bore 123 is formed on the matrix part 110, and the mount pad 120 of the first embodiment has adopted fixture 220 here above replacing.Be similar to mount pad 120, this fixture also has the extension 122 of taper, is formed with screw thread on its outside surface; This fixture also is equipped with ring flange 221, and is formed with the essentially identical through hole 223 of external diameter of diameter and optical fiber.Fixture 220 is fixed on the matrix part 110 by means of ring flange utilization such as the securing members such as screw, and perhaps fixture 220 is adhesively fixed on matrix part 110 by means of the ring flange utilization.After fixture 220 was fixed on the matrix part 110, stepped bore 123 was coaxial on the through hole 223 on it and the matrix part 110.The securing member that this embodiment adopts is basically the same as those in the first embodiment, and the principle of clamping position optical fiber is also identical, does not therefore repeat them here.
Figure 10 illustrates the 3rd embodiment for the instrument 300 of processing optical fiber end.The difference of this embodiment and the second embodiment is: the 123a of first of stepped bore 123 is formed on the mount pad 320, and the second portion 123b of stepped bore 123 is formed on the matrix part 110; Be formed with mounting hole 311 at matrix part 110, the cylindrical part 322 of mount pad 320 is fixedly mounted in the mounting hole 311.The mode of operation of the 3rd embodiment is identical with top the first and second embodiment, does not repeat them here.
Owing to used the optical fiber end of processing optical cable according to the instrument of embodiment of the present utility model, the naked end of optical fiber can be securely fixed in the matrix part, thereby easily guarantee the length of naked end of optical fiber and perpendicularity and the flatness of end face, and can be easily and process rapidly optical fiber end, improved the Quality and yield of optical cable.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (14)
1. instrument that is used for the processing optical fiber end is characterized in that this instrument comprises:
Matrix part (110), this matrix part have flat bottom surface (113) and the end face (112) relative with described bottom surface;
Stepped bore (123) perpendicular to the extension of described bottom surface, this stepped bore comprises first (123a) and second portion (123b), coaxial and the between formation stop surface (123c) of first and second portion, the diameter of described first is substantially equal to the diameter of described optical fiber, and the diameter of described second portion be substantially equal to described optical fiber by the diameter of sheath wrapping portion, wherein said second portion is positioned at described bottom surface one side and leads to described bottom surface;
With respect to described matrix part fixed configurations and from the extended clamping part of the end face of described matrix part, when bearing radial pressure, described clamping part can radially inside elastic deformation also fix installing described optical fiber wherein with clamping;
Secure component (130) is suitable for cooperating with described clamping part making it radially inwardly elastic deformation to exert pressure to described clamping part.
2. instrument according to claim 1 is characterized in that, described instrument also comprises:
Optical fiber mount pad (120), described optical fiber mount pad comprises the pedestal part (121) that is fixedly installed in the hole that forms on the described matrix part, this pedestal part comprises the end face that is positioned at described matrix part bottom surface one side, and this end face flushes substantially with the bottom surface of described matrix part;
Wherein, described stepped bore is formed on the described optical fiber mount pad, and described clamping part is integrally formed as ingredient and the optical fiber mount pad of optical fiber mount pad.
3. instrument according to claim 1 is characterized in that,
Described stepped bore is formed on the described matrix part, and described clamping part is by means of utilizing screw with its shape all-in-one-piece ring flange (221) or being adhesively fixed on the described matrix part.
4. instrument according to claim 1 is characterized in that, described instrument also comprises:
Optical fiber mount pad (320), described optical fiber mount pad comprise the pedestal part (322) that is fixedly installed in the hole that forms on the described matrix part,
The first of described stepped bore is formed on the described optical fiber mount pad, and the second portion of described stepped bore is formed on the described matrix part;
Wherein, described clamping part is integrally formed as ingredient and the optical fiber mount pad of optical fiber mount pad.
5. according to claim 2 or 4 described instruments, it is characterized in that the pedestal part of described optical fiber mount pad is fixed in the hole that forms on the described matrix part by interference fit.
6. each described instrument according to claim 1-4, it is characterized in that, described clamping part (122) forms the hollow frustum of truncated cone, and described securing member comprises the through hole (131) of the truncated cone corresponding with the shape of described clamping part.
7. instrument according to claim 6 is characterized in that, the through hole of the frustum of the truncated cone of described clamping part and the truncated cone of described securing member has 5-10 ° cone angle.
8. instrument according to claim 6 is characterized in that, described clamping part is formed with the otch (124) that extends towards described matrix part from its end that deviates from described matrix part.
9. instrument according to claim 8 is characterized in that, the quantity of described otch is more than or equal to two.
10. instrument according to claim 6, it is characterized in that, the outside surface of described clamping part is formed with external thread, and the described through hole of described securing member is formed with internal thread, fixes described optical fiber so that described clamping part and described securing member are coupled to each other by screw thread.
11. instrument according to claim 6 is characterized in that, described securing member is couple to described clamping part by press fit and fixes described optical fiber.
12. each described instrument is characterized in that according to claim 1-4, described matrix part is disk.
13. instrument according to claim 12 is characterized in that, described instrument comprises a plurality of stepped bore, a plurality of clamping parts corresponding with respective steps shape hole and a plurality of secure components that cooperate with respective clamp section perpendicular to the extension of described bottom surface.
14. instrument according to claim 13 is characterized in that, one of described a plurality of stepped bore are arranged on the center of described disk, and remaining stepped bore is equidistantly arranged along circumferencial direction around this center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220510157 CN202870357U (en) | 2012-09-29 | 2012-09-29 | Tool for machining end parts of optical fibers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220510157 CN202870357U (en) | 2012-09-29 | 2012-09-29 | Tool for machining end parts of optical fibers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202870357U true CN202870357U (en) | 2013-04-10 |
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ID=48037065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220510157 Expired - Lifetime CN202870357U (en) | 2012-09-29 | 2012-09-29 | Tool for machining end parts of optical fibers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202870357U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106842776A (en) * | 2017-04-04 | 2017-06-13 | 吴卫军 | Diameter-variable light beam tube |
| CN112882160A (en) * | 2021-01-19 | 2021-06-01 | 苏州长光华芯光电技术股份有限公司 | Reusable fixing structure |
-
2012
- 2012-09-29 CN CN 201220510157 patent/CN202870357U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106842776A (en) * | 2017-04-04 | 2017-06-13 | 吴卫军 | Diameter-variable light beam tube |
| CN106842776B (en) * | 2017-04-04 | 2022-05-13 | 吴卫军 | Diameter-variable light beam tube |
| CN112882160A (en) * | 2021-01-19 | 2021-06-01 | 苏州长光华芯光电技术股份有限公司 | Reusable fixing structure |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130410 |