CN210981279U - Fiber ring winding and fiber arrangement mechanism - Google Patents
Fiber ring winding and fiber arrangement mechanism Download PDFInfo
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- CN210981279U CN210981279U CN201922472799.5U CN201922472799U CN210981279U CN 210981279 U CN210981279 U CN 210981279U CN 201922472799 U CN201922472799 U CN 201922472799U CN 210981279 U CN210981279 U CN 210981279U
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Abstract
The utility model provides an optical fiber ring winding and fiber arrangement mechanism, wherein a bracket is fixedly connected with a horizontal linear module to drive the bracket to horizontally reciprocate according to the optical fiber arrangement direction; a grating ruler component is also arranged to feed back the horizontal moving distance of the bracket; the bracket is fixedly connected with the fiber arrangement module through a connecting structure; a motor is arranged in the fiber arrangement module and connected with a swing rod, the swing rod is connected with a guide rod, and the motor drives the guide rod to swing so that optical fibers enter the optical fiber ring at different included angles; still be equipped with row fine tucking, arrange fine tucking and arrange the vertical sliding connection of fine module to make row fine tucking rely on gravity to press on the current arrangement optic fibre of optic fibre ring. The utility model discloses only need the accurate control to arrange fine minute and press the overdraft of needle, the lateral pressure of swing angle regulation optic fibre through the guide bar can realize higher control accuracy, arranges fine minute and presses the overdraft of needle and can control at the milligram rank. The precision of fiber arrangement is greatly improved, and the quality of the optical fiber ring is improved.
Description
Technical Field
The utility model relates to an optical fiber ring production facility, especially an optical fiber ring coiling arranges fine mechanism.
Background
With the development of the technology, the optical fiber gyroscope has more advantages than the traditional mechanical gyroscope and the laser gyroscope, and the application prospect is more and more extensive, however, the most important factor for restricting the precision of the optical fiber gyroscope is an optical fiber ring which is an optical fiber ring formed by winding a specific optical fiber according to certain process requirements. The optical fiber ring winding machine is special equipment specially used for winding an optical fiber ring, the diameter of the optical fiber wound with the optical fiber ring is smaller than that of a common optical fiber, and the tension required to be kept by the optical fiber in the winding process is also smaller. The optical fiber has the straightness tendency, and the adjacent two turns of optical fiber have repulsion, so the requirements bring great troubles to the winding of orderly arranged optical fiber rings. In the prior art, the optical fibers need to be intervened in real time by manual intervention to realize the orderly arrangement of the optical fibers, and the process inevitably applies external stress to the optical fibers and influences the performance index of the optical fiber ring. Chinese patent document CN108106636A describes a fiber ring winding and arranging mechanism, which uses the lateral pressure of the fiber arrangement by the side pulling structure. CN104724544A describes an automatic optical fiber guiding control device suitable for an optical fiber winding machine, which provides lateral pressure for aligning optical fibers by driving a horizontal displacement and cooperating with an elastic guiding rod. CN 109489652 a describes a high-precision optical fiber ring winding and fiber arrangement mechanism. A lateral pressure is applied to the shift lever by a lateral pressure adjustment knob. The invention idea is to apply lateral pressure to the fiber arranging and pressing needle to realize the effect of orderly arrangement. However, in actual work, the control mode of controlling both the downward pressure and the lateral pressure on the fiber discharge pressing needle needs to achieve the required precision, and the technical difficulty is high or the realization structure is complex.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a fine mechanism is arranged to optical fiber ring coiling is provided, can guide and correct optical fiber when the optical fiber ring coiling, under not having artificial intervention, make optical fiber can be according to the stable inseparable range of predetermined tension. In the process of winding the optical fiber ring, the optical fibers can be uniformly and tidily arranged with stable tension, the optical fiber arranging pressing needle can accurately move along a horizontal X axis, and meanwhile, the tight arrangement of two adjacent turns can be automatically guided in the process of winding the optical fiber ring only by accurately controlling the downward pressure of the optical fiber arranging pressing needle on the optical fibers.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a fiber ring winding and arranging mechanism is characterized in that a support is fixedly connected with a horizontal linear module to drive the support to horizontally reciprocate according to the arrangement direction of optical fibers;
a grating ruler component is also arranged to feed back the horizontal moving distance of the bracket;
the bracket is fixedly connected with the fiber arrangement module through a connecting structure;
a motor is arranged in the fiber arrangement module and connected with a swing rod, the swing rod is connected with a guide rod, and the motor drives the guide rod to swing so that optical fibers enter the optical fiber ring at different included angles;
still be equipped with row fine tucking, arrange fine tucking and arrange the vertical sliding connection of fine module to make row fine tucking rely on gravity to press on the current arrangement optic fibre of optic fibre ring.
In the preferred scheme, the support is fixedly connected with the adapter plate through the vertical linear module, the adapter plate is fixedly connected with the connecting plate, and the connecting plate is fixedly connected with the fiber arrangement module;
the vertical linear module is used for driving the fiber arrangement module to reciprocate.
In the preferred scheme, the vertical linear module adopts a gear rack structure, a synchronous belt mechanism, a lead screw nut mechanism or a linear motor mechanism;
the horizontal linear module adopts a screw-nut mechanism or a linear motor mechanism.
In a preferred scheme, the motor is a stepping motor or a servo motor;
the motor is fixedly connected with the connecting plate, an output shaft of the motor is fixedly connected with the rotating shaft, the rotating shaft is fixedly connected with one end of the approximately horizontal swing rod, and the other end of the swing rod is fixedly connected with the approximately vertical guide rod;
the bottom end of the swing rod is lower than the bottom end of the fiber-arranging pressing needle.
In the preferred scheme, the fiber-arranging press needle is fixedly connected with a guide rod, the guide rod is connected with a guide sleeve in a sliding manner, and the guide sleeve is coaxially connected with a rotating shaft;
a limiting structure for preventing relative rotation is arranged between the guide rod and the guide sleeve;
the fiber arrangement pressing needle end is an inclined plane end, a straight end or a lug boss end.
In a preferable scheme, one of a linear sliding bearing, a linear ball bearing, an air cushion bearing or a magnetic suspension bearing is arranged between the guide rod and the guide sleeve.
In a preferred scheme, a compensation mechanism used for reducing the weight of the guide rod is further arranged on the guide rod, the compensation mechanism is a tension spring, one end of the tension spring is connected with the rotating shaft, and the other end of the tension spring is connected with the top end of the guide rod.
In the preferred scheme, the compensation mechanism is a linear compensation motor, the linear compensation motor is fixedly installed in the rotating shaft, and a linear sliding block of the linear compensation motor is connected with the guide rod through a pull rod.
In a preferable scheme, the guide rod or the fiber-arranging pressing needle is provided with an adjustable counterweight module.
In the preferred scheme, a plurality of adjusting holes are formed in the oscillating bar along the length direction and used for fixedly installing the guide rod at different positions on the oscillating bar.
The utility model provides a fine mechanism is arranged to optical fiber ring coiling compares with prior art, has following beneficial effect:
1. the utility model only needs to accurately control the down force of the fiber-arranging press needle, and adjusts the lateral pressure of the optical fiber by matching with the swing angle of the guide rod, thereby realizing higher control precision, and the down force of the fiber-arranging press to the optical fiber is limited only by the dead weight of the fiber-arranging needle and the linear bearing guide rod, and the pressure is controllable and meets the pressure requirement of the optical fiber; the utility model provides a arrange fine tucking's downforce can be controlled at the milligram rank. And the swing angle of the guide rod can be accurately controlled within 0.1 degrees. The precision of fiber arrangement is greatly improved, and the quality of the optical fiber ring is improved.
2. The utility model discloses can come the accurate horizontal migration that control row fine tucking to reach optic fibre neatly arranged's effect through the signal feedback of grating chi subassembly.
3. In order to meet the requirements of certain processes, the vertical linear module can integrally lift the fiber arranging module.
4. The whole fiber arrangement process does not need manual intervention, and the influence of manual operation on the performance of the optical fiber ring is avoided.
Drawings
The invention will be further explained with reference to the following figures and examples:
fig. 1 is a schematic perspective view of the overall structure of the present invention.
Fig. 2 is a schematic structural diagram of the middle fiber arrangement module of the present invention.
Fig. 3 is a schematic structural view of the optical fiber ring and the optical fiber pressing pin of the present invention.
Fig. 4 is a schematic cross-sectional view of the fiber arrangement module of the present invention.
Fig. 5 is a schematic diagram of a preferred structure of the optical fiber ring and the optical fiber arranging presser pin of the present invention.
Fig. 6 is a schematic diagram of a preferred structure of the optical fiber ring and the optical fiber arranging presser pin of the present invention.
Fig. 7 is a schematic cross-sectional view of a fiber arranging module according to the present invention.
In the figure: the optical grating ruler comprises a grating ruler component 1, a horizontal linear module 2, a support 3, a vertical linear module 4, an adapter plate 5, a connecting plate 6, a fiber arrangement module 7, a linear compensation motor 701, a linear sliding block 702, a pull rod 703, a motor 71, a rotating shaft 72, a guide rod 73, a fiber arrangement press pin 74, an inclined plane end 741, a straight end 742, a boss end 743, a swing rod 75, a guide rod 76, an adjusting hole 77, a counterweight module 78, a guide sleeve 79 and an optical fiber ring 8.
Detailed Description
As shown in fig. 1-2, in an optical fiber ring winding and fiber arrangement mechanism, a support 3 is fixedly connected with a horizontal linear module 2 to drive the support 3 to horizontally reciprocate according to an optical fiber arrangement direction; preferably, the horizontal linear module 2 adopts a screw-nut mechanism or a linear motor mechanism driven by a motor. In a preferred scheme, a grating ruler component 1 is further arranged to feed back the horizontal moving distance of the support 3. With this structure, high-precision horizontal displacement distance control can be achieved by feedback of the grating scale assembly 1.
The bracket 3 is fixedly connected with the fiber arrangement module 7 through a connecting structure;
a motor 71 is arranged in the fiber arranging module 7, the motor 71 is connected with a swing rod 75, the swing rod 75 is connected with a guide rod 76, and the motor 71 drives the guide rod 76 to swing so that optical fibers enter the optical fiber ring 8 at different included angles; with this configuration, as in fig. 1, the fiber is passed through different entry angles, and a high precision of lateral pressure is obtained. The entry angle is an angle between the optical fiber passing through the guide bar 76 and the optical fiber wound around the optical fiber loop 8. Such as angle a in fig. 3.
And a fiber arranging and pressing needle 74 is further arranged, and the fiber arranging and pressing needle 74 is vertically and slidably connected with the fiber arranging module 7, so that the fiber arranging and pressing needle 74 presses the currently arranged optical fibers of the optical fiber ring 8 by means of gravity. With the structure, the downward pressure of the fiber arranging pressing pin 74 on the optical fiber can be accurately adjusted by adopting the fiber arranging pressing pins 74 with different weights.
In a preferred scheme, as shown in fig. 1, a support 3 is fixedly connected with an adapter plate 5 through a vertical linear module 4, the adapter plate 5 is fixedly connected with a connecting plate 6, and the connecting plate 6 is fixedly connected with a fiber arrangement module 7;
the vertical linear module 4 is used to drive the fiber arrangement module 7 to move up and down in a reciprocating manner. So as to meet the fiber arrangement requirements of different optical fiber rings.
In the preferred scheme, the vertical linear module 4 adopts a gear rack structure, a synchronous belt mechanism, a lead screw nut mechanism or a linear motor mechanism; in this case, a lead screw and nut mechanism is preferably used.
In a preferred embodiment, as shown in fig. 2, the motor 71 is a stepping motor or a servo motor; in this example, a stepping motor with a rotational angle accuracy of 0.1 ° or less is preferable.
The motor 71 is fixedly connected with the connecting plate 6, an output shaft of the motor 71 is fixedly connected with the rotating shaft 72, the rotating shaft 72 is fixedly connected with one end of a roughly horizontal swing rod 75, and the other end of the swing rod 75 is fixedly connected with a roughly vertical guide rod 76; with this structure, the swing link 75 can be driven to swing by the rotation of the driving motor 71.
The bottom end of the swing link 75 is lower than the bottom end of the fiber discharge pressing needle 74.
Preferably, as shown in fig. 4, the fiber arranging and pressing pin 74 is fixedly connected with the guide rod 73, the guide rod 73 is slidably connected with the guide sleeve 79, and the guide sleeve 79 is coaxially connected with the rotating shaft 72;
a limiting structure for preventing relative rotation is arranged between the guide rod 73 and the guide sleeve 79. For example, the guide rod 73 is provided with a protrusion, and the guide sleeve 79 is provided with a groove, so that the relative rotation is restricted by male-female engagement. Or grooves are arranged on the guide rod 73 and the guide sleeve 79, and balls are arranged in the grooves, so that the relative rotation is limited through the balls.
In a preferred embodiment, as shown in fig. 4, one of a linear sliding bearing, a linear ball bearing, an air bearing or a magnetic suspension bearing is disposed between the guide rod 73 and the guide sleeve 79. This structure reduces the friction between the guide rod 73 and the guide bush 79.
In a preferred embodiment, the end of the fiber row pressing pin 74 is a bevel end 741, a straight end 742, or a boss end 743. The inclined plane end 741 has the advantage that the downward pressure and the lateral pressure of the fiber arranging pressing needle 74 can be conveniently adjusted by adjusting the self weight of the fiber arranging pressing needle 74 and the inclination of the inclined planes at the two sides of the inclined plane end. The straight end 742 has the advantages of smoothness and difficulty in stress change in the end reversing process. The boss ends 743 provide the advantage of enabling precise down force and side pressure control. Wherein the downward pressure is realized by the self-weight of the fiber arranging and pressing pin 74, and the lateral pressure is realized by the displacement motion of the horizontal linear module 2.
In a preferable scheme, a compensation mechanism for reducing the weight of the guide rod is further arranged on the guide rod 73, the compensation mechanism is a tension spring, one end of the tension spring is connected with the rotating shaft 72, and the other end of the tension spring is connected with the top end of the guide rod 73; the tension spring is not shown in the figure.
Another preferred scheme is as shown in fig. 7, or the compensation mechanism is a linear compensation motor 701, the linear compensation motor 701 is fixedly installed in the rotating shaft 72, and a linear slider 702 of the linear compensation motor 701 is connected with the guide rod 73 through a pull rod 703. With the structure, the weight reduction of the guide rod 73 can be controlled by controlling the output power of the linear compensation motor 701, and even the difference between static friction and dynamic friction can be supplemented by accurately controlling the instantaneous output power of the linear compensation motor 701, so that a common sliding bearing can be adopted between the guide rod 73 and the guide sleeve 79, for example, the guide rod is made of polytetrafluoroethylene, and the guide sleeve is made of bronze and polytetrafluoroethylene composite materials.
Preferably, as shown in fig. 2, an adjustable weight module 78 is disposed on the guide rod 73 or the fiber-guiding pin 74. Although the fiber arrangement pressing pins 74 with different weights can be replaced to realize the adjustment of the down force, the adjustment by increasing or decreasing the counterweight modules is more economical, and the increased or decreased counterweight modules can be fixed by screws or magnetic attraction. I.e., total downforce = guide rod 73+ row of fiber press pins 74+ counterweight module 78-friction. Extension spring and non-metallic material
In a preferred embodiment, as shown in fig. 1 and 2, a plurality of adjusting holes 77 are formed in the swing link 75 along the length direction for fixedly mounting the guide bar 76 at different positions on the swing link 75. The fixed mounting is that the swing link 75 is inserted into different holes and then fixed laterally by screws.
When the fiber arranging device is used, the horizontal linear module 2 drives the fiber arranging module 7 to perform accurate horizontal linear displacement, and the grating ruler component 1 feeds back the horizontal linear displacement so as to control the guiding effect of the fiber arranging press needle 74 on optical fibers during looping; the motor 71 in the fiber arranging module 7 drives the guide rod 76 to rotate at a certain angle, so as to adjust the entry angle of the optical fiber and provide a certain lateral pressure to guide the fiber entering of the optical fiber ring and arrange the optical fiber ring in order.
The vertical linear module 4 drives the fiber arranging module 7 to do vertical lifting motion, and the function is to meet certain process requirements during ring winding.
The utility model discloses can realize accurate control to arranging the fine, under stable tension condition, realize the inseparable range of optic fibre, avoid the influence of the external stress that the manual operation produced to the optical fiber ring performance.
The above embodiments are merely preferred technical solutions of the present invention, and should not be considered as limitations of the present invention, and the features in the embodiments and the examples in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention shall be defined by the claims and the technical solutions described in the claims, including the technical features of the equivalent alternatives as the protection scope. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (10)
1. The utility model provides a fine mechanism of optical fiber ring coiling row which characterized by: the bracket (3) is fixedly connected with the horizontal linear module (2) so as to drive the bracket (3) to horizontally reciprocate according to the arrangement direction of the optical fibers;
a grating ruler component (1) is also arranged to feed back the horizontal moving distance of the bracket (3);
the bracket (3) is fixedly connected with the fiber arrangement module (7) through a connecting structure;
a motor (71) is arranged in the fiber arrangement module (7), the motor (71) is connected with a swing rod (75), the swing rod (75) is connected with a guide rod (76), and the motor (71) drives the guide rod (76) to swing so that optical fibers enter the optical fiber ring (8) at different included angles;
the optical fiber arrangement device is also provided with an optical fiber arrangement pressing needle (74), wherein the optical fiber arrangement pressing needle (74) is vertically and slidably connected with the optical fiber arrangement module (7) so that the optical fiber arrangement pressing needle (74) presses the currently arranged optical fibers of the optical fiber ring (8) by means of gravity.
2. An optical fiber ring winding and arranging mechanism as claimed in claim 1, wherein: the support (3) is fixedly connected with the adapter plate (5) through the vertical linear module (4), the adapter plate (5) is fixedly connected with the connecting plate (6), and the connecting plate (6) is fixedly connected with the fiber arrangement module (7);
the vertical linear module (4) is used for driving the fiber arrangement module (7) to reciprocate up and down.
3. An optical fiber ring winding and arranging mechanism as claimed in claim 2, wherein: the vertical linear module (4) adopts a gear rack structure, a synchronous belt mechanism, a lead screw nut mechanism or a linear motor mechanism;
the horizontal linear module (2) adopts a screw-nut mechanism or a linear motor mechanism.
4. An optical fiber ring winding and arranging mechanism as claimed in claim 2, wherein: the motor (71) is a stepping motor or a servo motor;
the motor (71) is fixedly connected with the connecting plate (6), an output shaft of the motor (71) is fixedly connected with the rotating shaft (72), the rotating shaft (72) is fixedly connected with one end of a roughly horizontal swing rod (75), and the other end of the swing rod (75) is fixedly connected with a roughly vertical guide rod (76);
the bottom end of the swing rod (75) is lower than the bottom end of the fiber discharge pressing needle (74).
5. An optical fiber ring winding and arranging mechanism as claimed in any one of claims 1 to 4, wherein: the fiber arranging pressing needle (74) is fixedly connected with the guide rod (73), the guide rod (73) is in sliding connection with the guide sleeve (79), and the guide sleeve (79) is coaxially connected with the rotating shaft (72);
a limiting structure for preventing relative rotation is arranged between the guide rod (73) and the guide sleeve (79);
the end of the fiber arranging pressing needle (74) is an inclined plane end (741), a straight end (742) or a boss end (743).
6. An optical fiber ring winding and arranging mechanism as claimed in claim 5, wherein: one of a linear sliding bearing, a linear ball bearing, an air cushion bearing or a magnetic suspension bearing is arranged between the guide rod (73) and the guide sleeve (79).
7. An optical fiber ring winding and arranging mechanism as claimed in claim 5, wherein: the guide rod (73) is also provided with a compensation mechanism for reducing the weight of the guide rod, the compensation mechanism is a tension spring, one end of the tension spring is connected with the rotating shaft (72), and the other end of the tension spring is connected with the top end of the guide rod (73).
8. An optical fiber ring winding and arranging mechanism as claimed in claim 7, wherein: the compensation mechanism is a linear compensation motor (701), the linear compensation motor (701) is fixedly installed in the rotating shaft (72), and a linear sliding block (702) of the linear compensation motor (701) is connected with the guide rod (73) through a pull rod (703).
9. An optical fiber ring winding and arranging mechanism as claimed in claim 6, wherein: the guide rod (73) or the fiber-arranging pressing needle (74) is provided with an adjustable counterweight module (78).
10. An optical fiber ring winding and arranging mechanism as claimed in claim 5, wherein: a plurality of adjusting holes (77) are formed in the oscillating rod (75) along the length direction and used for fixedly installing the guide rod (76) at different positions on the oscillating rod (75).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922472799.5U CN210981279U (en) | 2019-12-31 | 2019-12-31 | Fiber ring winding and fiber arrangement mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922472799.5U CN210981279U (en) | 2019-12-31 | 2019-12-31 | Fiber ring winding and fiber arrangement mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN210981279U true CN210981279U (en) | 2020-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922472799.5U Active CN210981279U (en) | 2019-12-31 | 2019-12-31 | Fiber ring winding and fiber arrangement mechanism |
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| CN (1) | CN210981279U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113834504A (en) * | 2021-11-25 | 2021-12-24 | 武汉光谷长盈通计量有限公司 | Multi-pressing plate type optical fiber ring fiber arrangement system |
| CN115421237A (en) * | 2022-08-25 | 2022-12-02 | 武汉长盈通光电技术股份有限公司 | Optical fiber winding machine for super-large optical fiber ring |
-
2019
- 2019-12-31 CN CN201922472799.5U patent/CN210981279U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113834504A (en) * | 2021-11-25 | 2021-12-24 | 武汉光谷长盈通计量有限公司 | Multi-pressing plate type optical fiber ring fiber arrangement system |
| CN115421237A (en) * | 2022-08-25 | 2022-12-02 | 武汉长盈通光电技术股份有限公司 | Optical fiber winding machine for super-large optical fiber ring |
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