CN212170038U - Array optical fiber grinding follow-up tool structure - Google Patents
Array optical fiber grinding follow-up tool structure Download PDFInfo
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- CN212170038U CN212170038U CN202020526640.7U CN202020526640U CN212170038U CN 212170038 U CN212170038 U CN 212170038U CN 202020526640 U CN202020526640 U CN 202020526640U CN 212170038 U CN212170038 U CN 212170038U
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Abstract
The utility model relates to an optical fiber grinding technology field provides an array optical fiber grinds retinue frock structure. Including abrasive disc, a supporting cylinder, hold fine module, with hold the supporting quantity of fine module along with line strip and inclined pressing plate, it is specific: the supporting cylinder is fixed in the middle area of the grinding disc and is used for providing the taking and placing operation of the optical fiber grinding device; the fiber containing modules are uniformly distributed on the edge of the grinding disc and are used for containing tail optical fibers of the optical fiber array; the following strip is connected with the fiber accommodating module, and the inclined pressing plate is fixed on the outer side of the grinding disc and used for being abutted against the following strip so as to complete the fixation between the following strip and the grinding disc. The utility model discloses press from both sides about reducing, effectively reduce and collapse limit mar etc. grind frock design uniformity good, the yield is high and the preparation is efficient.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to an optical fiber grinds technical field, especially relates to an array optical fiber grinds retinue frock structure.
[ background of the invention ]
The Y waveguide integrated optical device is a core device for realizing the interferometric all-digital closed-loop fiber optic gyroscope and integrates a plurality of functions of light splitting/light combining, polarization/polarization analyzing and modulating. FA is used as a core element of the Y waveguide, one Y waveguide is provided with 3 single-channel FA, the quality of the FA seriously restricts the optical performance of the Y waveguide, and the processing and the manufacturing of the FA are very important.
The FA for the Y waveguide uses a panda type polarization maintaining fiber, mainly passes through the processes of axis fixing, grinding and cutting, the fixing clamps of the fiber array in each process of the traditional process are different, and the crystal blocks on the fiber array are repeatedly clamped up and down to easily cause scratches and edge breakage of the crystal blocks.
The angle grinding of the optical fiber array crystal block and the grinding of the optical fiber end face are important process technologies influencing the coupling insertion loss and extinction ratio indexes of the Y waveguide, and how to ensure the grinding angle consistency of the optical fiber array crystal block and the grinding quality of the optical fiber end face are technical difficulties of the optical fiber array grinding.
When the optical fiber array is ground, the arrangement and fixation of the optical fibers are difficult, and the fiber loss and the fiber breakage are easy to occur in the process of winding and swinging the optical fibers, so that the grinding efficiency of the optical fiber array is not high and the qualification rate is low. In view of the above, overcoming the drawbacks of the prior art is an urgent problem in the art.
[ Utility model ] content
The to-be-solved technical problem of the utility model is that when the fiber array ground, putting and fixing of optic fibre also was a difficult point, and fine damage and fine disconnected appear easily in the wobbling in-process of fiber winding, lead to the not high and low qualification rate of fiber array grinding efficiency.
The utility model adopts the following technical scheme:
the utility model provides an array fiber grinding retinue frock structure, including abrasive disc 1, a support section of thick bamboo 2, at least three hold fine module 3, with hold retinue strip 4 and the ramp 5 of the supporting quantity of fine module 3, it is specific:
the supporting cylinder 2 is fixed in the middle area of the grinding disc 1 and is used for providing the taking and placing operation of the optical fiber grinding device; the at least three fiber containing modules 3 are uniformly distributed on the edge of the grinding disc 1, and the fiber containing modules 3 are used for containing tail optical fibers of the optical fiber array; the follow-up strip 4 is connected with the fiber accommodating module 3, and the inclined pressing plate 5 is fixed on the outer side of the grinding disc 1 and used for being abutted against the follow-up strip 4 so as to complete the fixation between the follow-up strip 4 and the grinding disc 1.
Preferably, the number of the fiber accommodating modules 3 is four, the grinding disc 1 is a square structure with mirror images on the periphery, each side of the grinding disc 1 is provided with an inclined leaning table top 12, and the inclined leaning table top 12 is abutted to the inclined edge of the accompanying strip 4 and used for setting the grinding angle of the optical fiber array.
Preferably, the inclined pressing plate 5 comprises a plate body 51 and a pressing block 52, and bolt fixing holes are formed in two ends of the plate body 51 and used for completing bolt fixing with the side wall of the grinding disc 1; the pressing block 52 is provided with a screw hole for abutting and fixing the following strip 4 and the inclined table top 12 on the grinding disc 1 through the screw.
Preferably, the support cylinder 2 is a hollow cylinder.
Preferably, the fiber accommodating module 3 includes a fiber accommodating base 31, a box cover 32, a screw 33, a fiber combing rotating module 34, a first pin 35, and a fiber combing block 36, specifically:
the fiber accommodating base 31 is used for placing optical fibers at the tail part of the optical fiber array; the box cover 32 and the screw 33 are used for binding the optical fiber in the fiber containing base 31; the fiber combing and rotating module 34 is used for adjusting the placing angle of the optical fiber array, connecting the fiber containing base 31 through two first pins 35, and guiding the optical fibers into the fiber containing base 31; the fiber combing block 36 is disposed in the middle of the fiber combing rotary module 34 for evenly distributing each optical fiber in the optical fiber array.
Preferably, the follower bar 4 comprises two second pins 41, a comb support 42, a cutting groove 43 and a rest surface 44, in particular:
the two second pins 41 are connected with the fiber combing and rotating module 34, and the comb-shaped support table 42 is used for placing the fiber array strips; a plurality of cutting grooves 43 equally spaced on the table top of the comb-shaped support table 42 are used for the following cutting after the light array grinding; the two side leaning surfaces 44 at the end part of the following strip 4 lean against the leaning table surface 12 of the grinding disc 1 in a leaning way and are fixedly abutted against the grinding disc 1 through the oblique pressing plate 5.
Preferably, when cutting is carried out, the inclined pressing plate 5 is loosened, the combined key of the follower strip 4 and the fiber containing module 3 is taken out, and the cutting operation of the crystal block to be cut correspondingly arranged on the follower strip 4 is completed.
Preferably, the crystal block to be cut is adhered to the comb-shaped supporting platform 42 of the following strip 4, and the cutting positions of the crystal block to be cut correspond to the plurality of cutting grooves 43 one by one.
Preferably, the array optical fiber grinding follow-up tool structure further comprises at least three grinding support blocks 6;
the grinding supporting blocks 6 are of T-shaped structures, and supporting block holes 11 matched with the grinding supporting blocks 6 in number are formed in the corresponding grinding disc 1;
the T-shaped structure horizontal part of the grinding support block 6 is fixed on the grinding disc 1, and the T-shaped structure vertical part of the grinding support block 6 penetrates through the support block hole 11 and is abutted against a grinding machine for controlling the grinding of the extending part of the optical fiber array strip.
Preferably, the grinding support block further comprises a gasket 61 with one or more thickness models, wherein the gasket 61 is arranged on the T-shaped structure horizontal part of the grinding support block 6 and between the T-shaped structure horizontal part and the abutting area of the grinding disc 1; for adjusting the abrasion of the protruding portion of the optical fiber array strip.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the design of the following strip can be compatible with the optical fiber array dead axle, grinding and cutting for the Y waveguide, and the grooved crystal block is adhered to the following strip, so that the fixing on a dead axle system, a grinding tool and a cutting clamp can be realized, and the following function of the optical fiber array fixing clamp can be realized.
The periphery of the optical fiber array surrounds the grinding disc, the grinding of more array optical fibers is realized by using a smaller grinding disc, the quality of a grinding tool is reduced by the design of the hollow supporting cylinder, and the damage to the polarization maintaining optical fiber, particularly a stress area, in the grinding process can be effectively controlled. The design that the grinding disc leans against the table top obliquely realizes that the grinding angle of the optical fiber array crystal block can be controlled through the tool, and the consistency is good.
The fiber accommodating module can well solve the protection problem of optical fibers in grinding. One optical fiber disk led out from the crystal block groove is formed into a ring, and the ring is fixed in the fiber accommodating base after being combed by the combing fiber block, so that the large-amplitude swing and the winding among the optical fibers in the array optical fiber grinding are avoided, and the fiber loss and the fiber breakage are effectively reduced.
The utility model discloses press from both sides about reducing, effectively reduce and collapse limit mar etc. grind frock design uniformity good, the yield is high and the preparation is efficient.
[ description of the drawings ]
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of an array optical fiber polishing follow-up tool according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a polishing disc in an array optical fiber polishing follow-up tool structure according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an inclined pressing plate in an array optical fiber polishing follow tool structure according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a fiber accommodating module in an array optical fiber polishing follow tool structure according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a follow strip in an array optical fiber polishing follow tool structure according to an embodiment of the present invention;
fig. 6 is a structural schematic diagram of a support block in an array optical fiber polishing follow tool structure according to an embodiment of the present invention.
[ detailed description ] embodiments
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in 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 invention and are not intended to limit the invention.
In the description of the present invention, the terms "inside", "outside", "longitudinal", "lateral", "up", "down", "top", "bottom", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of describing the present invention but do not require that the present invention must be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.
Example 1:
the embodiment 1 of the utility model provides an array fiber grinding retinue frock structure, as shown in fig. 1, including abrasive disc 1, a support section of thick bamboo 2, at least three hold fine module 3, with hold retinue strip 4 and the ramp 5 of the supporting quantity of fine module 3, it is specific:
the supporting cylinder 2 is fixed in the middle area of the grinding disc 1 and is used for providing the taking and placing operation of the optical fiber grinding device; the at least three fiber containing modules 3 are uniformly distributed on the edge of the grinding disc 1, and the fiber containing modules 3 are used for containing tail optical fibers of an optical fiber array (in the utility model, an unprocessed optical fiber array is also described as a crystal block); the follow-up strip 4 is connected with the fiber accommodating module 3, and the inclined pressing plate 5 is fixed on the outer side of the grinding disc 1 and used for being abutted against the follow-up strip 4 so as to complete the fixation between the follow-up strip 4 and the grinding disc 1.
The embodiment of the utility model provides an in, it sets to retinue strip 4 and holds the integrated configuration of fine module 3 so, is in order to improve the convenience of installation, and the subsides of crystal piece can independently be accomplished to retinue strip 4, then will retinue strip 4 with hold fine module 3 and accomplish the equipment.
The utility model discloses press from both sides about reducing, effectively reduce and collapse limit mar etc. grind frock design uniformity good, the yield is high and the preparation is efficient.
As shown in fig. 1, in combination with the present invention, there is a preferred implementation manner, the number of the fiber accommodating modules 3 is specifically four (in an optional implementation scheme, it can also be set to 3 or 5 different ones, but the higher the number is, the greater the precision requirement for the structure is, the higher the processing cost of the corresponding structure is, and the smaller the number is, the less the number is processed at one time, which may reduce the processing efficiency, and the four are the optimal values provided by the comprehensive consideration of the present invention), then as shown in fig. 2, the polishing disc 1 is a square structure with mirror images around, each side of the polishing disc 1 is provided with an inclined table-board 12, and the inclined table-board 12 abuts against the bevel edge of the follower bar 4 for setting the polishing angle.
As shown in fig. 3, the inclined pressing plate 5 includes a plate body 51 and a pressing block 52, and bolt fixing holes are formed at two ends of the plate body 51 and used for completing bolt fixing with the side wall of the grinding disc 1; the pressing block 52 is provided with a screw hole for abutting and fixing the following strip 4 and the inclined table top 12 on the grinding disc 1 through the screw.
In order to further reduce the weight of the tool structure, preferably, the support cylinder 2 is a hollow cylinder.
As shown in fig. 4, the fiber accommodating module 3 includes a fiber accommodating base 31, a box cover 32, a screw 33, a fiber combing rotating module 34, a first pin 35, and a fiber combing block 36, specifically:
the fiber accommodating base 31 is used for placing optical fibers at the tail part of the optical fiber array; the box cover 32 and the screw 33 are used for binding the optical fiber in the fiber containing base 31; the fiber combing and rotating module 34 is used for adjusting the placing angle of the optical fiber array, connecting the fiber containing base 31 through two first pins 35, and guiding the optical fibers into the fiber containing base 31; the fiber combing block 36 is disposed in the middle of the fiber combing rotary module 34 for evenly distributing each optical fiber in the optical fiber array.
As shown in fig. 5, the follower bar 4 includes two second pins 41, a comb support platform 42, a cutting groove 43 and a rest surface 44, specifically:
the two second pins 41 are connected with the fiber combing and rotating module 34, and the comb-shaped support table 42 is used for placing the fiber array strips; a plurality of cutting grooves 43 equally spaced on the table top of the comb-shaped support table 42 are used for the following cutting after the light array grinding; the two side leaning surfaces 44 at the end part of the following strip 4 lean against the leaning table surface 12 of the grinding disc 1 in a leaning way and are fixedly abutted against the grinding disc 1 through the oblique pressing plate 5.
When the tool structure is used, the inclined pressing plate 5 is loosened, the combination key of the follow-up strip 4 and the fiber containing module 3 is taken out, and the cutting operation of the crystal block to be cut correspondingly arranged on the follow-up strip 4 is completed. Wherein, the crystal block to be cut is adhered to the comb-shaped support platform 42 of the following strip 4, and the cutting positions of the crystal block to be cut correspond to the plurality of cutting grooves 43 one by one.
As shown in fig. 6, the array optical fiber grinding follow tool structure further includes at least three grinding support blocks 6;
the grinding supporting blocks 6 are of T-shaped structures, and supporting block holes 11 matched with the grinding supporting blocks 6 in number are formed in the corresponding grinding disc 1;
the T-shaped structure horizontal part of the grinding support block 6 is fixed on the grinding disc 1, and the T-shaped structure vertical part of the grinding support block 6 penetrates through the support block hole 11 and is abutted against a grinding machine for controlling the grinding of the extending part of the optical fiber array strip.
Preferably, the grinding support block further comprises a gasket 61 with one or more thickness models, wherein the gasket 61 is arranged on the T-shaped structure horizontal part of the grinding support block 6 and between the T-shaped structure horizontal part and the abutting area of the grinding disc 1; for adjusting the abrasion of the protruding portion of the optical fiber array strip.
The design of the following strip can be compatible with the optical fiber array dead axle, grinding and cutting for the Y waveguide, and the grooved crystal block is adhered to the following strip, so that the fixing on a dead axle system, a grinding tool and a cutting clamp can be realized, and the following function of the optical fiber array fixing clamp can be realized.
The periphery of the optical fiber array surrounds the grinding disc, the grinding of more array optical fibers is realized by using a smaller grinding disc, the quality of a grinding tool is reduced by the design of the hollow supporting cylinder, and the damage to the polarization maintaining optical fiber, particularly a stress area, in the grinding process can be effectively controlled. The design that the grinding disc leans against the table top obliquely realizes that the grinding angle of the optical fiber array crystal block can be controlled through the tool, and the consistency is good.
The fiber accommodating module can well solve the protection problem of optical fibers in grinding. One optical fiber disk led out from the crystal block groove is formed into a ring, and the ring is fixed in the fiber accommodating base after being combed by the combing fiber block, so that the large-amplitude swing and the winding among the optical fibers in the array optical fiber grinding are avoided, and the fiber loss and the fiber breakage are effectively reduced.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides an array fiber grinding retinue frock structure which characterized in that, includes abrasive disc (1), a supporting cylinder (2), at least three hold fine module (3), with hold supporting quantity of fine module (3) retinue strip (4) and ramp plate (5), specific:
the supporting cylinder (2) is fixed in the middle area of the grinding disc (1) and is used for providing the taking and placing operation of the optical fiber grinding device; the at least three fiber containing modules (3) are uniformly distributed on the edge of the grinding disc (1), and the fiber containing modules (3) are used for containing tail optical fibers of the optical fiber array; the follow-up strip (4) is connected with the fiber containing module (3), and the inclined pressing plate (5) is fixed on the outer side of the grinding disc (1) and used for being abutted against the follow-up strip (4) so as to complete the fixation between the follow-up strip (4) and the grinding disc (1).
2. The array optical fiber grinding follow tool structure according to claim 1, wherein the number of the fiber accommodating modules (3) is four, the grinding disc (1) is a square structure with mirror images on the periphery, each side of the grinding disc (1) is provided with an inclined leaning table top (12), and the inclined leaning table tops (12) are abutted to the inclined edges of the follow strips (4) and used for setting the grinding angle of the optical fiber array.
3. The array optical fiber grinding follow tool structure according to claim 1, wherein the inclined pressing plate (5) comprises a plate body (51) and a pressing block (52), bolt fixing holes are formed in two ends of the plate body (51) and used for completing bolt fixing with the side wall of the grinding disc (1); the pressing block (52) is provided with a screw hole for being abutted and fixed with the inclined table top (12) on the grinding disc (1) according to the following strip (4) through a screw.
4. The arrayed optical fiber grinding follow tool structure according to claim 1, wherein the support cylinder (2) is a hollow cylinder.
5. The arrayed optical fiber grinding follow tool structure according to any one of claims 1 to 4, wherein the fiber accommodating module (3) comprises a fiber accommodating base (31), a box cover (32), a screw (33), a fiber combing rotating module (34), a first pin (35) and a fiber combing block (36), and specifically:
the fiber accommodating base (31) is used for placing optical fibers at the tail part of the optical fiber array; the box cover (32) and the screw (33) are used for binding the optical fiber in the fiber containing base (31); the fiber combing and rotating module (34) is used for adjusting the placing angle of the optical fiber array, is connected with the fiber accommodating base (31) through two first pins (35), and guides the optical fibers into the fiber accommodating base (31); the fiber combing block (36) is arranged in the middle of the fiber combing rotating module (34) and is used for evenly distributing each optical fiber in the optical fiber array.
6. The arrayed optical fiber grinding follow tool structure according to claim 5, wherein the follow strip (4) comprises two second pins (41), a comb-shaped support platform (42), a cutting groove (43) and a leaning surface (44), specifically:
the two second pins (41) are connected with the fiber combing rotating module (34), and the comb-shaped supporting platform (42) is used for placing the optical fiber array strips; a plurality of cutting grooves (43) which are equally spaced on the table surface of the comb-shaped supporting table (42) and are used for following cutting after the light array grinding; the two side leaning surfaces (44) of the end part of the following strip (4) lean against the leaning table surface (12) of the grinding disc (1) in a leaning way and are fixedly abutted against the grinding disc (1) through the oblique pressing plate (5).
7. The arrayed optical fiber grinding follow tool structure according to claim 6, wherein when cutting is performed, the inclined pressing plate (5) is loosened, the combined key of the follow strip (4) and the fiber containing module (3) is taken out, and the cutting operation of the crystal block to be cut correspondingly arranged on the follow strip (4) is completed.
8. The arrayed optical fiber grinding follow tool structure according to claim 7, wherein the crystal block to be cut is adhered to the comb-shaped support table (42) of the follow strip (4), and the cutting positions of the crystal block to be cut correspond to the plurality of cutting grooves (43) one by one.
9. The arrayed optical fiber grinding follow tool structure according to claim 1, further comprising at least three grinding support blocks (6);
the grinding supporting blocks (6) are of a T-shaped structure, and supporting block holes (11) matched with the grinding supporting blocks (6) in number are formed in the corresponding grinding disc (1);
the horizontal part of the T-shaped structure of the grinding support block (6) is fixed on the grinding disc (1), and the vertical part of the T-shaped structure of the grinding support block (6) penetrates through the support block hole (11) and is abutted against a grinding machine for controlling the grinding of the extending part of the optical fiber array strip.
10. The arrayed optical fiber grinding follow tool structure of claim 9, further comprising one or more thickness type gaskets (61), wherein the gaskets (61) are arranged on the T-shaped structure horizontal part of the grinding support block (6) and between the T-shaped structure horizontal part and the abutting area of the grinding disc (1); for adjusting the abrasion of the protruding portion of the optical fiber array strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020526640.7U CN212170038U (en) | 2020-04-10 | 2020-04-10 | Array optical fiber grinding follow-up tool structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020526640.7U CN212170038U (en) | 2020-04-10 | 2020-04-10 | Array optical fiber grinding follow-up tool structure |
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| Publication Number | Publication Date |
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| CN212170038U true CN212170038U (en) | 2020-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020526640.7U Active CN212170038U (en) | 2020-04-10 | 2020-04-10 | Array optical fiber grinding follow-up tool structure |
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| CN (1) | CN212170038U (en) |
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- 2020-04-10 CN CN202020526640.7U patent/CN212170038U/en active Active
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