Disclosure of Invention
The present invention is directed to a multi-path optical fiber rotary connector optical fiber collimator and a fixing method thereof, so as to solve the problems mentioned in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
the top of the horizontal sliding rail is respectively connected with a five-dimensional adjusting frame, a supporting frame and a detector in a sliding mode, the side face of the five-dimensional adjusting frame is fixedly connected with the optical fiber collimator through a set screw, the top of the supporting frame is provided with V-shaped iron, the top of the V-shaped iron is movably connected with the optical fiber rotary connector, the top of the optical fiber rotary connector is movably connected with a pressing plate, and the pressing plate is fixedly connected with the top of the supporting frame through a vertical rod.
As a further scheme of the invention: five dimension alignment framves include X direction knob, Y direction knob, Z direction knob, holding screw, the mounting hole, angle adjusting block and movable block, X direction knob sets up the bottom at Y direction knob, the movable block activity cup joints the surface at Y direction knob, Z direction knob swing joint is in the inside of movable block, holding screw sets up the right side at the movable block, one side that the movable block is located holding screw is provided with the mounting hole, one side that the movable block is located the mounting hole is provided with angle adjusting block, optic fibre swivelling joint ware swing joint is in the inside of mounting hole.
As a further scheme of the invention: the pressing plate is movably sleeved on the surface of the vertical rod, and the vertical rod is arranged on the back of the V-shaped iron.
As a further scheme of the invention: the V-shaped iron front and the back have all been seted up and have been accomodate the groove, and the position that the top of accomodating the inslot wall is close to V-shaped iron side rotates and is connected with the rotating gate, and the top of rotating gate opens and shuts has the draw-in groove, and the position department that the top of accomodating the inslot wall corresponds the draw-in groove is provided with location structure, and location structure joint is in the inside of draw-in groove.
As a further scheme of the invention: the positioning structure comprises a movable groove, a push-pull clamping rod and a spring piece, wherein the spring piece and the push-pull clamping rod are movably connected inside the movable groove, the movable groove is formed in the top of the inner wall of the accommodating groove, the top of the push-pull clamping rod is movably connected with the bottom of the spring piece, and the front of the push-pull clamping rod penetrates through the V-shaped iron and extends to the front of the V-shaped iron.
As a further scheme of the invention: the front of accomodating the inslot wall is close to the position department at revolving door top and is provided with spring structure, and spring structure includes spring and roof, and roof fixed connection is in the front of spring, and the other end fixed connection of spring is in the front of accomodating the groove.
As a further scheme of the invention: waist-shaped holes are formed in one sides, close to the mounting holes, of the movable blocks, and glue filling gaps are formed in the mounting holes.
As a still further scheme of the invention: the operation method comprises the following steps:
firstly, placing an optical fiber rotary connector in a V-shaped groove on a V-shaped iron, then moving a pressing plate downwards to press the optical fiber rotary connector to fix the optical fiber rotary connector on the V-shaped iron, fixing an optical fiber collimator on a mounting hole of a five-dimensional adjusting frame through a set screw, clamping the optical fiber collimator on the five-dimensional adjusting frame by screwing the set screw, and separating the optical fiber collimator from the five-dimensional adjusting frame by loosening the optical fiber collimator through the set screw;
step two, after the position of the optical fiber collimator is determined, recording the position of a light spot received by a detector and scales of a five-dimensional adjusting frame in the X direction, rotating an X-direction knob of the five-dimensional adjusting frame to enable the optical fiber collimator at the input end to be horizontally moved out of the optical fiber rotary connector, gluing the surface of the optical fiber collimator at the input end, ensuring that no glue exists between a set screw on the five-dimensional adjusting frame and the optical fiber collimator during gluing, then rotating the X-direction knob of the five-dimensional adjusting frame, and enabling the optical fiber collimator to recover the glue in a mounting hole of the optical fiber rotary connector according to the scales on the knob;
checking the position of the light spot on the detector, if the position of the light spot is changed, waiting for the glue to be cured, detaching the five-dimensional adjusting frame from the optical fiber collimator, if the position of the light spot is changed, adjusting the five-dimensional adjusting frame to restore the light spot to the recorded position, and detaching the five-dimensional adjusting frame after the glue is cured.
Compared with the prior art, the invention has the beneficial effects that:
the input end and the output end of the optical fiber collimator are clamped by the five-dimensional adjusting frame for adjustment, the optical fiber collimator is screwed out from the mounting hole through the five-dimensional adjusting frame after adjustment, the surface of the outer sleeve of the optical fiber collimator is coated with glue and then restored into the mounting hole, and after the glue is cured, the five-dimensional adjusting frame is removed, so that the problem of installation and fixation of the optical fiber collimator of the multi-path optical fiber rotary connector after debugging is solved.
Through setting up and accommodating the groove, revolving door and location structure, the rebound location structure makes it follow the inside separation of draw-in groove, then the revolving door is popped out by spring structure to the convenience is placed the instrument in the inside, then will revolve revolving door antiport again, makes its extrusion location structure and spring structure, location structure this moment is fixed it at the top of revolving door by the extrusion card, alright completion is to placing of instrument, has solved the problem that the instrument does not have specific storage device to put everywhere in disorder.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 7, in the embodiment of the present invention, an optical fiber collimator of a multi-channel optical fiber rotary connector and a fixing method thereof include a horizontal sliding rail 9, a five-dimensional adjusting rack 5, a supporting rack 8 and a detector 6 are respectively slidably connected to the top of the horizontal sliding rail 9, the five-dimensional adjusting rack 5 includes an X-direction knob, a Y-direction knob, a Z-direction knob, a set screw, a mounting hole, an angle adjusting block and a movable block, the X-direction knob is disposed at the bottom of the Y-direction knob, the movable block is movably sleeved on the surface of the Y-direction knob, the Z-direction knob is movably connected to the inside of the movable block, the set screw is disposed at the right side of the movable block, the movable block is disposed with the mounting hole at one side thereof, the angle adjusting block is disposed at one side thereof, the optical fiber rotary connector 2 is movably connected to the inside of the mounting hole, a kidney-shaped hole is disposed at one side of the movable block close to the mounting hole, the inside of mounting hole is provided with the filler clearance, but angle of adjustment is favorable to corresponding with the input mounting hole.
Five-dimensional alignment jig 5's side is through holding screw fixedly connected with optical fiber collimator 1, optical fiber collimator 1 has input optical fiber collimator and output optical fiber collimator, when five-dimensional alignment jig 5 is located optical fiber rotary connector 2's left side, the installation is input optical fiber collimator, when five-dimensional alignment jig 5 is located optical fiber rotary connector 2's right side, the installation is output optical fiber collimator, the top of support frame 8 is provided with V type iron 4, there is a V type groove at V type iron 4's top, V type iron 4's top swing joint has optical fiber rotary connector 2, optical fiber rotary connector 2 activity is in the inside in V type groove, optical fiber rotary connector 2's top swing joint has clamp plate 3, clamp plate 3 is through the top fixed connection of vertical pole and support frame 8.
As shown in fig. 1 and fig. 2, the five-dimensional adjusting bracket 5, the detector 6, and the supporting bracket 8 can be horizontally slid and locked at any position on a horizontal sliding rail 9, and the corresponding dimension of the knob of the five-dimensional adjusting bracket 5 is shown in fig. 3; the input end optical fiber collimator and the output end optical fiber collimator are fixed on the mounting hole of the five-dimensional adjusting frame 5 through the fastening screw, the optical fiber collimator can be clamped on the five-dimensional adjusting frame by screwing the fastening screw, the fastening screw can be separated from the five-dimensional adjusting frame by loosening the optical fiber collimator, and the mounting and the dismounting are simple and convenient; the fixed end of the optical fiber rotary connector 2 is fixed on the support frame through the V-shaped iron 4 and the pressing plate 3, so that the rotating end of the optical fiber rotary connector transmission mechanism 2 can rotate freely; the input end optical fiber collimator is connected with the light source, the output end optical fiber collimator is connected with the optical power meter, and the detector 6 is used for receiving light spots output by the optical fiber collimator.
Installation and adjustment and fixation of an input end optical fiber collimator refer to the attached figure 1, the input end optical fiber collimator is installed on a five-dimensional adjusting frame 5, the input end optical fiber collimator is in large clearance fit with an installation hole of an optical fiber rotary connector transmission mechanism 2 by 0.1-0.3 mm, the input end optical fiber collimator is connected with a light source, the output end of the input end optical fiber collimator receives light spots of the optical fiber collimator by a detector 6, after the position of the input end optical fiber collimator is determined, the position of the light spots received by the detector 6 and scales of the X direction of the five-dimensional adjusting frame 5 are recorded, an X direction knob of the five-dimensional adjusting frame 5 is rotated to horizontally move the input end optical fiber collimator out of the optical fiber rotary connector 2, glue is coated on the surface of the input end collimator, glue cannot exist between a set screw on the five-dimensional adjusting frame and the optical fiber collimator during glue coating, then the X direction knob of the five-dimensional adjusting frame 5 is rotated, and the input end optical fiber collimator is enabled to be recovered to the glue of the optical fiber rotary connector 2 according to the scales on the knob In the mounting hole, the position of a light spot on the detector 6 is checked, if the position of an output light spot is changed, the five-dimensional adjusting frame 5 is detached from the input end optical fiber collimator after glue is solidified, if the position of the output light spot is changed, the five-dimensional adjusting frame is adjusted to enable the light spot to be restored to the recorded position, and after the glue is solidified, the five-dimensional adjusting frame is detached.
The output end optical fiber collimator is fixed with reference to the attached drawing 2, the output end optical fiber collimator is installed on a five-dimensional adjusting frame 5, after the position of the output end optical fiber collimator is adjusted, the output end optical fiber collimator needs to be fixed on a fixed end cover on an optical fiber rotary connector transmission mechanism 2, the fixed end cover is shown in the attached drawing 4, corresponding scales of a knob in the 5X direction of the five-dimensional adjusting frame are recorded, the output end optical fiber collimator is screwed out of a mounting hole, the surface of the output end optical fiber collimator is coated with glue, the knob in the 5X direction of the five-dimensional adjusting frame restores the position of the output end optical fiber collimator in the mounting hole of the optical fiber rotary connector transmission mechanism 2, the input end of the rotary optical fiber rotary connector transmission mechanism 2 detects whether the index is abnormal or not, the abnormal is avoided, and the five-dimensional adjusting frame 5 is detached from the output end optical fiber collimator after the glue is cured.
Dismantling the five-dimensional adjusting frame: after the glue is cured, a set screw on the five-dimensional adjusting frame is loosened, an X-direction knob on the five-dimensional adjusting frame is rotated, so that the five-dimensional adjusting frame and the optical fiber collimator are thoroughly separated, the whole five-dimensional adjusting frame moves on the horizontal sliding rail and is far away from the optical fiber collimator, and the optical fiber of the optical fiber collimator is taken out from a mounting hole of the five-dimensional adjusting frame.
The fixed end cover of the output end is shown in fig. 6, which is an example of a 4-path optical fiber rotary connector, and is not limited to the 4-path optical fiber rotary connector, the fixed end cover can be installed at the output end of the transmission mechanism through a waist-shaped hole, and the angle of the fixed end cover can be adjusted by the waist-shaped hole and corresponds to the installation hole of the input end; in addition, the mounting position of the optical fiber collimator adopts a semicircular hole structure, the middle of the optical fiber collimator is hollow, and the gap between the semicircular hole and the optical fiber collimator is 0.5-1 mm. The structure has the advantages that: the adjustment of the input end optical fiber collimator at the position of the light spot is facilitated, and the light spot cannot be shielded by hollowing the middle part; meanwhile, the risk of interference between the optical fiber collimator and the mounting hole can be reduced; the glue filling during glue dispensing and fixing is facilitated, as shown in the attached drawing 5, the mounting hole corresponding to the fixed optical fiber collimator is adjusted to the lower side by adjusting the position of the transmission mechanism on the V-shaped iron, after the glue is coated on the optical fiber collimator, the glue can fill the gap between the optical fiber collimator and the fixed end cover through gravity, the optical fiber collimator is convenient to observe when screwed into the mounting hole, and the glue cannot be extruded after being coated to cause the glue to flow to the working surface of the front end of the optical fiber collimator.
As shown in fig. 8, for the structure of the round hole, 4 paths of optical fiber rotary connectors are taken as an example, the solid part between the mounting holes can shield the light spots, the position of the light spots is not easy to adjust, the internal condition of the optical fiber collimator can not be observed in the mounting holes, interference can be easily generated during installation and adjustment, the flowing condition of glue can not be observed after dispensing, the glue is too little fixed and unreliable, too much glue can easily flow to other places, and the gap of the upper half part of the optical fiber collimator is also difficult to fill with the glue.
As shown in fig. 9 and 10, the front and the back of the V-shaped iron 4 are both provided with a storage groove 7, the top of the inner wall of the storage groove 7 is rotatably connected with a rotating door 10 at a position close to the side of the V-shaped iron 4, the top of the rotating door 10 is opened and closed with a clamping groove 11, the top of the inner wall of the storage groove 7 is provided with a positioning structure 12 at a position corresponding to the clamping groove 11, the positioning structure 12 comprises a movable groove 121, a push-pull clamping rod 122 and a spring leaf 123, the spring leaf 123 and the push-pull clamping rod 122 are both movably connected inside the movable groove 121, the movable groove 121 is opened at the top of the inner wall of the storage groove 7, the top of the push-pull clamping rod 122 is movably connected with the bottom of the spring leaf 123, the front of the push-pull clamping rod 122 penetrates through the V-shaped iron 4 and extends to the front of the V-shaped iron 4, the positioning structure 12 is clamped inside the clamping groove 11, the front of the inner wall of the storage groove 7 is provided with a spring structure 13 at a position close to the top of the rotating door 10, the spring structure 13 comprises a spring 131 and a top plate 132, the top plate 132 is fixedly coupled to a front surface of the spring 131, and the other end of the spring 131 is fixedly coupled to a front surface of the receiving groove 7.
The operation method comprises the following steps:
firstly, placing an optical fiber rotary connector 2 in a V-shaped groove on a V-shaped iron 4, then moving a pressing plate 3 downwards to press the optical fiber rotary connector 2 to fix the optical fiber rotary connector on the V-shaped iron 4, fixing an optical fiber collimator 1 on a mounting hole of a five-dimensional adjusting frame 5 through a set screw, clamping the optical fiber collimator 1 on the five-dimensional adjusting frame 5 by screwing the set screw, and separating the optical fiber collimator 1 from the five-dimensional adjusting frame 5 by loosening the optical fiber collimator 1 by the set screw;
step two, after the position of the optical fiber collimator 1 is determined, recording the position of a light spot received by a detector 6 and scales of the five-dimensional adjusting frame 5 in the X direction, rotating an X-direction knob of the five-dimensional adjusting frame 5 to enable the optical fiber collimator 1 at the input end to be horizontally moved out of the optical fiber rotary connector 2, gluing the surface of the input end collimator, wherein glue cannot be arranged between a set screw on the five-dimensional adjusting frame 5 and the optical fiber collimator 1 during gluing, then rotating the X-direction knob of the five-dimensional adjusting frame 5, and enabling the optical fiber collimator 1 to be restored into a mounting hole of the optical fiber rotary connector 2 with glue according to the scales on the knob;
and step three, checking the position of the light spot on the detector 6, if the position of the light spot is changed, waiting for the glue to be cured, detaching the five-dimensional adjusting frame 5 from the optical fiber collimator 1, if the position of the light spot is changed, adjusting the five-dimensional adjusting frame 5 to enable the light spot to be restored to the recorded position, and detaching the five-dimensional adjusting frame 5 after the glue is cured.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention without departing from the spirit and scope of the invention.