CN210294599U - Imaging mechanism, core adjusting device and optical fiber fusion splicer - Google Patents
Imaging mechanism, core adjusting device and optical fiber fusion splicer Download PDFInfo
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- CN210294599U CN210294599U CN201920846868.1U CN201920846868U CN210294599U CN 210294599 U CN210294599 U CN 210294599U CN 201920846868 U CN201920846868 U CN 201920846868U CN 210294599 U CN210294599 U CN 210294599U
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Abstract
The utility model provides an imaging mechanism, this imaging mechanism's object distance is adjustable, and imaging mechanism's position is adjustable simultaneously, and it is more clear to form images, is favorable to observing the alignment of fibre core, reduces the fused loss of optic fibre. The utility model relates to an imaging mechanism's technical scheme includes: lens, fixed mount and circuit board; the lens is movably connected with the fixed frame, and the whole length of the lens and the fixed frame is adjustable; the periphery of the fixed frame is provided with a mounting frame, and the mounting frame is connected with a main frame of the core adjusting device; the circuit board is connected with the fixing frame. The utility model also provides a accent core device and optical fiber splicer.
Description
Technical Field
The utility model relates to an optical fiber splicer technical field, concretely relates to imaging mechanism still relates to a accent core device and optical fiber splicer including imaging mechanism.
Background
The optical fiber fusion splicer is mainly used for construction and maintenance of optical cables in optical communication, the optical fiber fusion splicer aligns the end parts of two optical fibers on the same straight line by means of an imaging mechanism and a core aligning mechanism before splicing the optical fibers, melts the sections of the two optical fibers by utilizing a high-voltage discharging mechanism, and simultaneously, smoothly pushes the two optical fibers to fuse the two optical fibers into one by utilizing a high-precision optical fiber pushing mechanism so as to realize the coupling of an optical fiber mode field
The fusion welding principle of the fusion welding machine is simple, firstly, the fusion welding machine needs to correctly find the fiber core of the optical fiber and accurately align the fiber core, and the imaging mechanism of the existing optical fiber fusion welding machine has unclear imaging and fixed position and is not beneficial to observing the alignment of the fiber core.
SUMMERY OF THE UTILITY MODEL
The utility model provides an imaging mechanism, this imaging mechanism's object distance is adjustable, and imaging mechanism's position is adjustable simultaneously, and it is more clear to form images, is favorable to observing the alignment of fibre core, reduces the fused loss of optic fibre.
The utility model relates to an imaging mechanism's technical scheme includes:
lens, fixed mount and circuit board;
the lens is movably connected with the fixed frame, and the whole length of the lens and the fixed frame is adjustable;
the periphery of the fixed frame is provided with a mounting frame, and the mounting frame is connected with a main frame of the core adjusting device;
the circuit board is connected with the fixing frame.
Preferably, in a technical scheme of the imaging mechanism, the lens is sleeved in the fixed frame and movably connected with the fixed frame.
Preferably, in the technical scheme of the imaging mechanism, a first screw hole is formed in the lens, a first elongated adjusting hole is formed in the fixing frame, and a first screw passes through the first adjusting hole and is fixed to the first screw hole.
Preferably, in the technical scheme of the imaging mechanism, the number of the mounting brackets is two, and the two mounting brackets are arranged along the center line of the fixing frame in a bilateral symmetry manner.
Preferably, in a technical solution of the above imaging mechanism, the circuit board is detachably connected to the bottom of the mounting bracket.
Preferably, in a technical solution of the above imaging mechanism, the circuit board is detachably connected to the bottom of the mounting bracket by a screw.
The utility model also provides a transfer the core device, including body frame and two imaging mechanism, each imaging mechanism the mounting bracket all with transfer the body frame swing joint of core device.
Preferably, in the technical scheme of the above core adjusting device, the main frame includes a main frame body, two installation positions which are inclined in opposite directions from two sides to the middle direction and are arranged in a same position are arranged on the main frame body, the installation frames are movably arranged on the corresponding installation positions, that is, every two installation frames are movably arranged on one installation position.
Preferably, in the technical scheme of the core adjusting device, for example, one imaging mechanism and one mounting position are taken as an example, two mounting frames of each imaging mechanism are respectively provided with a second screw hole, the corresponding mounting position is provided with a second elongated adjusting hole, and each second screw passes through the corresponding second adjusting hole and is fixed on the corresponding second screw hole.
The utility model also provides an optical fiber splicer, including the above accent core device.
The beneficial effect of adopting above-mentioned technical scheme is:
firstly, imaging mechanism includes camera lens, mount and circuit board, the camera lens with mount swing joint, both whole length is adjustable to the distance between object plane and the camera lens is the object distance is adjustable, makes the formation of image clearer, is convenient for the alignment of optic fibre core, and the optic fibre core is in the same place by the butt joint of arc discharge through the camera lens video picture back.
Secondly, the imaging mechanism of good object distance of adjustment accessible mounting bracket activity sets up on the body frame to can further adjust the object distance, further realize that the formation of image is more clear.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be 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 embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a block diagram of an imaging mechanism according to the present invention;
FIG. 2 is a structural diagram of a main frame of a core adjustment device according to the present invention;
fig. 3 and fig. 4 are structural diagrams of a motor bracket according to the present invention.
Detailed Description
The utility model provides an imaging mechanism, this imaging mechanism's object distance is adjustable, and imaging mechanism's position is adjustable simultaneously, and it is more clear to form images, is favorable to observing the alignment of fibre core, reduces the fused loss of optic fibre.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, the imaging mechanism includes a lens 161, a holder 162, and a circuit board 164. The lens 161 is movably connected with the fixing frame 162, and the whole length of the two is adjustable. The circuit board 164 is connected to the fixing frame 162.
The imaging mechanism realizes that the lens 161 axially moves relative to the fixing frame 162 in the direction of the optical axis of the lens by utilizing the adjustable overall length of the lens 161 and the fixing frame 162, and the fiber core can be observed and positioned through the imaging of the lens 161, so that the imaging on a display screen is clearest.
In order to realize the movable connection between the lens 161 and the fixing frame 162, the lens 161 is sleeved in the fixing frame 162. On the basis, the lens 161 is provided with a first screw hole (not shown, the first screw hole is covered by the fixing frame 162), the fixing frame 162 is provided with a strip-shaped first adjusting hole 1621, and a first screw passes through the first adjusting hole 1621 and is fixed on the first screw hole.
In summary, the lens 161 is connected to the fixing frame 162 through the first screw, and the position of the first screw in the first adjusting hole 1621 is adjustable, so as to achieve the purpose of adjusting the length, that is, when the lens 161 needs to be extended or retracted outwards along the length direction of the fixing frame 162, the first screw is moved in the first adjusting hole 1621 through the matching relationship between the first screw and the first adjusting hole 1621, and finally the length required to be adjusted is achieved.
The first adjusting holes 1621 may be elliptical holes, and the number of the first adjusting holes 1621 may be two as shown in the figure, and when the fixing frame 162 has a cylindrical structure as shown in the figure, the two first adjusting holes 1621 may be symmetrically arranged along the center line of the fixing frame 162.
The periphery of the fixing frame 162 is provided with a mounting frame 163, the mounting frame 163 and the fixing frame 162 can be of an integral structure, and the mounting frame 163 is used for being movably connected with the second mounting position 15.
The number of the mounting brackets 163 of each imaging mechanism may be two, and the two mounting brackets 163 are symmetrically disposed along the center line of the fixing frame 162, that is, the connecting line of the two mounting brackets 163 coincides with the center line of the fixing frame 162, and the fixing frame 162 may have a cylindrical structure as shown in the figure.
The fine adjustment of the object distance of the imaging mechanism is realized by adjusting the overall length of the lens and the fixing frame, in addition, the two mounting frames 163 of each imaging mechanism can be movably connected with the second mounting position 15, the position of the imaging mechanism on the main frame can be adjusted, and the fine adjustment of the object distance can also be realized.
As shown in fig. 3, the core alignment apparatus includes a main frame and two imaging mechanisms 16, and the mounting frame 163 of each imaging mechanism 16 is movably connected to the main frame of the core alignment apparatus, so that the core can be observed and positioned from two directions by the two imaging mechanisms 16.
Taking one of the imaging mechanisms and one of the mounting locations as an example, two screw holes 1631 are respectively formed on the two mounting brackets 163 of each imaging mechanism, two elongated adjusting holes (not shown) are formed in the corresponding second mounting locations 15, and each screw two passes through the corresponding adjusting hole two and is fixed on the corresponding screw hole two 1631.
When the position of the imaging mechanism needs to be adjusted, the second screw is moved in the second adjusting hole through the matching relation of the second screw and the second adjusting hole, and finally the required position is reached. The second adjusting hole can be an elliptical hole.
The circuit board 164 is connected to the fixing frame 162, and specifically, the circuit board 164 is detachably connected to the bottom of the mounting frame 163 by screws.
As shown in fig. 2, it is a main frame of the core adjusting device, and it includes a main frame body and a plurality of installation positions integrated with the main frame body.
The purpose of the above-mentioned plurality of mounting locations is to mount the fiber pushing mechanism 14, the core aligning mechanism 20, the imaging mechanism 16 and the high voltage discharging mechanism 22 through the mounting locations.
The optical fiber pushing mechanism 14 is used for pushing the two optical fibers to a preset position, the fiber cores can be observed and positioned through imaging of a lens 161 on the imaging mechanism 16, the control system controls the core mechanism 20 to be moved through the driving mechanism I23, the two optical fibers are aligned, and then the high-voltage discharging mechanism 22 is used for welding.
As shown in fig. 3, the two first mounting locations 13 are horizontally aligned, i.e. located on the same straight line as shown in the figure, and the two first mounting locations 13 are in central symmetry. The first installation position 13 is provided with a guide rail, and the guide rail is provided with an optical fiber propelling mechanism 14.
The first mounting position 13 is provided with at least one first through hole 131, the number is not limited to two as shown in the figure, and the screw penetrates through the first through hole 131 to be connected with the guide rail.
The first mounting position 13 is further provided with a fourth through hole 132, and the fourth through hole 132 can be located between the first through hole 131 and is used for passing through a screw to be fixedly connected with a motor bracket in the following.
The optical fiber pushing mechanism 14 is provided with at least one protrusion 141, the number of the protrusions 141 is two as shown in the figure, and both protrusions are embedded in the through hole 9 on the clamp of the optical fiber fusion splicer.
Two optical fiber propulsion mechanisms 14 push optical fibers from two sides to the middle on the first installation position 13, two fifth installation positions 17 corresponding to the two optical fiber propulsion mechanisms one to one are needed to be arranged for installing a second driving mechanism 18 for driving the optical fiber propulsion mechanisms 14 to move, the second driving mechanism 18 comprises a motor, a gear mechanism and a screw rod mechanism, reciprocating linear movement of the screw rod mechanism in the horizontal direction is achieved through cooperation of the motor, the gear mechanism and the screw rod mechanism, and the screw rod mechanism drives the optical fiber propulsion mechanisms 14 to move.
The two second mounting positions 15 are inclined from two sides to the middle direction and are arranged in the same position, the two second mounting positions 15 are also positioned on the same straight line and are used for mounting the imaging mechanism 16, and the imaging mechanism 16 is also arranged in an inclined mode. The high-voltage discharge mechanism 22 is arranged above the second mounting position 15.
The two second mounting positions 15 are positioned on the central axis of the main frame body and are centrosymmetric, and the arrangement direction of the two second mounting positions 15 is perpendicular to the arrangement direction of the first mounting positions 13.
The imaging mechanism 16 includes a lens 161, and the second mounting position 15 is provided with a through hole 151 through which the lens 16 passes.
Different from the second installation positions 15 which are positioned on the same straight line, two third installation positions 19 (one of which is not shown) are oppositely inclined from two sides to the middle direction and are arranged in a staggered mode and are used for installing a core aligning mechanism 20, and the third installation positions 19 are in central symmetry.
Each pair of core mechanisms 20 comprises an elastic sheet 201 and a core adjusting frame 202 connected with the elastic sheet 201, and the elastic sheet 201 is detachably connected with the third installation position 19.
A motor bracket 21 is disposed below each first mounting position 13, and the motor bracket 21 includes a horizontal surface 219 and an inclined surface 220. At least one through hole II 211 is arranged on the horizontal plane, the through hole II 211 corresponds to the through hole I131, a screw penetrates through the through hole II 211 and the through hole I131 to realize the connection of the motor support, the main frame body and the guide rail, and the optical fiber propelling mechanism 14 is installed on the guide rail.
The horizontal plane 219 is further provided with at least one third through hole 212, the third through hole 212 corresponds to the fourth through hole 132 on the first mounting position 13, and a screw passes through the third through hole 212 and the fourth through hole 132 to connect the motor bracket and the main frame body.
The inclined plane 220 is provided with a through hole five 213, the motor bracket is used for mounting a driving mechanism one 23, as shown in fig. 4, one side of the inclined plane 220 is used for mounting a motor 231, the other side of the inclined plane is used for mounting a gear mechanism 232 and a screw mechanism 233, and the screw mechanism 233 extends out of the through hole five 213 and selectively pushes the elastic sheet 201 of the core aligning mechanism 20.
The horizontal plane 219 is provided with a groove 218, the two through holes 211 and the three through holes 212 are located on the groove 218, the number of the two through holes 211 is two, the number of the three through holes 212 is one, and the three through holes 212 are located between the two through holes 211.
And a metal support is also arranged in the groove 218, so that the support strength is increased.
The inclined surface is also provided with a sixth through hole 214 which is used for being connected with a seventh through hole 215 on the main frame body. In addition, the motor support is also provided with eight through holes 216 which are connected with nine through holes 217 on the main frame body.
And a third mounting position 19 which is positioned on the same side of the central axis is connected with the second mounting position 15 and is positioned below the first mounting position 13.
The beneficial effect of adopting above-mentioned technical scheme is:
the utility model provides a be equipped with a plurality of installation positions on the body frame, be used for installing optic fibre advancing mechanism, imaging mechanism respectively, to core mechanism and high-pressure discharge mechanism, body frame integrated into one piece has improved the product precision. In addition, the installation positions are reasonably arranged, and the requirement for miniaturization of the main frame is met.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; 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 still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. An imaging mechanism is characterized by comprising a lens, a fixed frame and a circuit board;
the lens is movably connected with the fixed frame, and the whole length of the lens and the fixed frame is adjustable;
the periphery of the fixed frame is provided with a mounting frame, and the mounting frame is connected with a main frame of the core adjusting device;
the circuit board is connected with the fixing frame.
2. The imaging mechanism of claim 1, wherein the lens is nested within the mount and is movably coupled to the mount.
3. The imaging mechanism as claimed in claim 2, wherein said first lens has a first screw hole, said first fixing frame has a first elongated adjustment hole, and a first screw passes through said first adjustment hole and is fixed to said first screw hole.
4. The imaging mechanism according to claim 1, wherein the number of the mounting brackets is two, and the two mounting brackets are arranged in bilateral symmetry along a center line of the fixing frame.
5. The imaging mechanism of claim 1, wherein the circuit board is removably coupled to a bottom portion of the mounting bracket.
6. The imaging mechanism of claim 5, wherein the circuit board is removably attached to the bottom of the mounting bracket by screws.
7. An alignment device comprising a frame and two imaging mechanisms according to any one of claims 1 to 6, wherein the mounting frame is movably connected to the frame.
8. The core adjusting device of claim 7, wherein the main frame comprises a main frame body, two installation positions which are inclined from two sides to the middle direction and are arranged in a same position are arranged on the main frame body, and the installation frames are movably arranged on the corresponding installation positions.
9. The core adjusting device of claim 8, wherein a second screw hole is formed in the mounting frame, a second elongated adjusting hole is formed in the mounting position, and a second screw penetrates through the second adjusting hole and is fixed to the second screw hole.
10. An optical fiber fusion splicer, comprising the alignment device according to any one of claims 7 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920846868.1U CN210294599U (en) | 2019-06-05 | 2019-06-05 | Imaging mechanism, core adjusting device and optical fiber fusion splicer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920846868.1U CN210294599U (en) | 2019-06-05 | 2019-06-05 | Imaging mechanism, core adjusting device and optical fiber fusion splicer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210294599U true CN210294599U (en) | 2020-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920846868.1U Active CN210294599U (en) | 2019-06-05 | 2019-06-05 | Imaging mechanism, core adjusting device and optical fiber fusion splicer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210294599U (en) |
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- 2019-06-05 CN CN201920846868.1U patent/CN210294599U/en active Active
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Address after: 528000 No. 5, Dingwei Industrial Zone, Xiangluo, Pingnan, Guicheng Street, Nanhai District, Guangzhou City, Guangdong Province Patentee after: GUANGDONG TUMTEC COMMUNICATION TECH. Co.,Ltd. Address before: 528200 No. 5, xiangluojitingwei Industrial Zone, Pingnan, Guicheng Street, Nanhai District, Foshan City, Guangdong Province (application for residence) Patentee before: Foshan tengyou Communication Technology Co., Ltd |