CN211234450U - Optical fiber winding active adjusting device - Google Patents
Optical fiber winding active adjusting device Download PDFInfo
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- CN211234450U CN211234450U CN201922284673.5U CN201922284673U CN211234450U CN 211234450 U CN211234450 U CN 211234450U CN 201922284673 U CN201922284673 U CN 201922284673U CN 211234450 U CN211234450 U CN 211234450U
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Abstract
An active adjusting device for optical fiber winding belongs to the technical field of optical fiber gyroscope manufacturing. The optical fiber winding active adjusting device comprises a fixed seat, a first movable seat, a second movable seat, a translation driving assembly, a first lifting driving assembly, a visual detection assembly and a fiber blocking assembly; the first movable seat is arranged on the fixed seat through the translation driving assembly and is arranged in a front-back movement mode relative to the fixed seat; the fiber blocking assembly and the visual detection assembly are arranged on a second movable seat, and the second movable seat is arranged on the first movable seat through a lifting driving assembly and is arranged in a manner of moving up and down relative to the first movable seat; the optical fiber blocking component is used for adjusting the position of the optical fiber on the optical fiber surrounding ring framework, and the visual detection component is used for detecting the relative position of the blocking needle and the optical fiber. The utility model discloses can solve the problem that the circle was folded to the optic fibre and the circle is jumped.
Description
Technical Field
The utility model relates to a technique in the field of fiber-optic gyroscope manufacturing, in particular to an active adjusting device for fiber winding.
Background
Most of fiber optic gyroscope winding machines adopt automatic control when winding fibers and adopt a manual mode when switching fiber supply rings, so that the fiber optic gyroscope winding machines are semi-automatic control and have low production efficiency. Chinese patent application CN104792338A proposes a full-automatic fiber optic gyroscope winding machine, which solves the problem of semi-automatic control, but the device controls the fiber arrangement precision of the fiber optic ring based on the lag angle and the tension as in other fiber optic gyroscope winding machines, and the fiber optic ring winding frame has axial runout problem in rotation due to many factors affecting the fiber arrangement precision of the fiber optic ring, especially the limitation of the processing conditions, and it is still difficult to avoid the occurrence of fiber stacking and runout by controlling the lag angle and the tension.
In order to solve the above problems existing in the prior art, the utility model discloses come from this.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the aforesaid to prior art exists is not enough, provides an optical fiber winding initiative adjusting device, solves the problem that optic fibre folded circle and jumped the circle.
The utility model comprises a fixed seat, a first movable seat, a second movable seat, a translation driving component, a first lifting driving component, a visual detection component and a fiber blocking component;
the first movable seat is arranged on the fixed seat through the translation driving assembly and is arranged in a front-back movement mode relative to the fixed seat; the fiber blocking assembly and the visual detection assembly are arranged on a second movable seat, and the second movable seat is arranged on the first movable seat through a lifting driving assembly and is arranged in a manner of moving up and down relative to the first movable seat;
the fiber blocking component is provided with a needle blocking needle, a needle blocking sleeve, a linear bearing, a clamping piece, an elastic balancing piece and a lifting seat; the needle blocking sleeve is arranged in the lifting seat through a linear bearing, the needle blocking is arranged in the needle blocking sleeve in a penetrating mode and clamped through a clamping piece, and the clamping piece is connected with the lifting seat through an elastic balancing piece; the blocking needle is used for adjusting the position of the optical fiber on the optical fiber surrounding ring framework, and the visual detection assembly is used for detecting the relative position of the blocking needle and the optical fiber.
Preferably, the end part of the blocking needle is provided with an L-shaped limiting seat which is used for abutting against the optical fiber on the optical fiber surrounding ring framework and adjusting the position of the optical fiber in the axial direction and the radial direction of the optical fiber ring; the inner height of the L-shaped limiting seat is smaller than the diameter of a single optical fiber, and the inner depth (the axial depth of the optical fiber surrounding the ring framework) is not smaller than the diameter of the single optical fiber.
Further preferably, the needle guard is provided with a flat section, the clamping piece is clamped on the flat section of the needle guard, and the thickness of the flat section is larger than the inner diameter of the needle guard sleeve.
The clamping piece comprises a first clamping seat body and a second clamping seat body which are both provided with clamping elastic sheets, the second clamping seat body is fixed relative to the first clamping seat body, and the clamping elastic sheets on the first clamping seat body and the second clamping seat body are combined to clamp the stop pin.
The lifting seat is provided with two limiting plates which are arranged in pairs, the limiting plates are provided with limiting grooves, and the clamping piece is erected in the two limiting grooves through the elastic balancing piece to prevent the clamping piece and the needle from rotating due to external force; the resilient balancing member is preferably a spring.
And a second lifting driving component is arranged corresponding to the fiber blocking component and is in transmission connection with the lifting seat, and the lifting seat is driven to move up and down relative to the second moving seat.
Preferably, the second lifting driving assembly comprises a push rod mechanism and a lifting seat guide rail, the push rod mechanism preferably adopts a cylinder push rod or an electric push rod and is provided with a magnetic spring sensor, and the magnetic spring sensor is used for detecting the push rod pushing-out or withdrawing state; the push rod mechanism is arranged on the second movable seat and is in transmission connection with the lifting seat to drive the lifting seat to slide on the lifting seat guide rail and move up and down relative to the second movable seat.
Preferably, the visual inspection assembly comprises a fixed table, and a light source, a lens and an industrial camera which are arranged on the fixed table; the lens is connected with the industrial camera and arranged on one side of the blocking needle, and the light source is arranged on the other side of the blocking needle; the fixed station is provided with a through groove for the blocking needle to go up and down.
Further preferably, the fixing table is provided with a static eliminator for eliminating static generated by friction in the optical fiber winding process to avoid the static from damaging the optical fiber.
Technical effects
Compared with the prior art, the utility model discloses following technological effect has:
1) through the elastic balance piece and the linear bearing, when the blocking needle is not in contact with the optical fiber, the gravity of the blocking needle falling naturally is overcome, and the position of the blocking needle is kept stable when the blocking needle goes up and down and moves back and forth; when the blocking needle is contacted with the optical fiber, the pressing pressure of the blocking needle and the reaction force of the optical fiber to the blocking needle are balanced, and the optical fiber and/or the blocking needle are prevented from being damaged due to the fact that the blocking needle excessively extrudes the optical fiber under the action of the lifting driving device;
2) the outer side surface of the L-shaped limiting seat can be abutted against the optical fiber to adjust the position of the optical fiber, and the inner side surface of the L-shaped limiting seat can simultaneously adjust the position of the optical fiber from the side surface and the top surface, so that the optical fiber is prevented from being stacked and jumped;
3) the positions of the blocking needle and the optical fiber are detected through the visual detection assembly, so that the action of actively adjusting the optical fiber by the blocking needle is fed back conveniently.
Drawings
FIG. 1 is a schematic view of an overall structure of a fiber winding machine to which an active adjusting device for winding a fiber is applied;
FIG. 2 is a schematic view of an extended structure of the needle guard of embodiment 1;
FIG. 3 is a first schematic view of a needle retracting structure in accordance with embodiment 1;
FIG. 4 is a second schematic view of the needle retracting structure of embodiment 1;
FIG. 5 is a schematic view of the structure of the needle stop assembly in accordance with embodiment 1;
FIG. 6 is a rear view of FIG. 5;
FIG. 7 is a sectional view taken along line A-A of FIG. 6;
FIG. 8 is a schematic view of a needle stop actively adjusting the optical fiber movement simulation;
in the figure: the optical fiber winding active adjusting device comprises an optical fiber winding active adjusting device 100, a fiber collecting main shaft 200 and an optical fiber surrounding ring framework 300;
the device comprises a fixed seat 1, a fiber blocking component 2, a first moving seat 3, a second moving seat 4, a translation driving component 5, a first lifting driving component 6, a visual detection component 7, a static eliminator 8, a second lifting driving component 9 and an optical fiber 10;
the needle blocking device comprises a needle blocking 21, a needle blocking sleeve 22, a linear bearing 23, a clamping piece 24, a spring 25 and a lifting seat 26;
a first servo motor 51, a first screw rod module 52, a first synchronous belt transmission mechanism 53 and a first guide rail sliding block mechanism 54;
a second servo motor 61, a second lead screw module 62, a second synchronous belt transmission mechanism 63 and a second guide rail sliding block mechanism 64;
a fixed stage 71, a light source 72, a lens 73, an industrial camera 74;
a first clamping seat body 24a, a second clamping seat body 24b, a clamping spring sheet 24c and a fixing piece 24 d;
a limit plate 261 and a limit groove 261 a.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Example 1
As shown in fig. 1, the present embodiment relates to an active adjusting device 100 for optical fiber winding, which is used to adjust the axial and radial positions of an optical fiber on a fiber winding framework 300 when the optical fiber is wound around a fiber winding machine. The optical fiber winding framework 300 is installed at the end of the optical fiber winding main shaft 200, and rotates with the optical fiber winding main shaft 200 to wind the optical fiber, and the optical fiber winding active adjusting device 100 is arranged corresponding to the optical fiber winding framework 300.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the active adjusting device for fiber winding 100 includes a fixed base 1, a fiber blocking assembly 2, a first movable base 3, a second movable base 4, a translation driving assembly 5, a first lifting driving assembly 6 and a visual detection assembly 7.
The fixed seat 1 is fixedly connected with the top of the optical fiber winding machine body, and the optical fiber winding active adjusting device 100 is hung above the optical fiber winding machine.
The translation driving assembly 5 is arranged on the fixed seat 1, and preferably comprises a first servo motor 51, a first lead screw module 52, a first synchronous belt transmission mechanism 53 and a first guide rail slider mechanism 54, wherein the first servo motor 51 is connected with the first lead screw module 52 through the first synchronous belt transmission mechanism 53; the first movable base 3 is provided on the first lead screw module 52 and the first rail slider mechanism 54, and is driven by the first servo motor 51 to move in the fiber axial direction.
The first lifting driving assembly 6 is arranged on the first moving seat 3, and preferably comprises a second servo motor 61, a second lead screw module 62, a second synchronous belt transmission mechanism 63 and a second guide rail slider mechanism 64, wherein the second servo motor 61 and the second lead screw module 62 are connected through the second synchronous belt transmission mechanism 63; the second movable base 4 is arranged on the second lead screw module 62 and the second guide rail sliding block mechanism 64, and is driven by the second servo motor 61 to ascend and descend vertically.
The fiber blocking assembly 2 and the visual inspection assembly 7 are arranged on the second movable base 4 and move along with the second movable base.
The visual detection assembly 7 comprises a fixed table 71, and a through groove is formed in the fixed table 71 corresponding to the needle blocking assembly 2; a light source 72, a lens 73 and an industrial camera 74 are fixed on the fixed table 71, the light source 72 is arranged on one side of the needle blocking component 2, the lens 73 adopts a reflective lens and is connected with the industrial camera 74 and is arranged on the other side of the needle blocking component 2, and light rays horizontally emitted by the light source 72 are reflected by the reflective lens and then imaged by the industrial camera; the industrial camera is electrically connected with the controller, the controller is electrically connected with the display, and the real-time image information of the optical fibers on the needle blocking assembly and the optical fiber surrounding ring framework is output through the display, so that the monitoring of fiber winding processes and the fiber winding quality of operating personnel is facilitated, and faults are timely eliminated.
The fixing table 71 is provided at both sides with a pair of static eliminators 8 for eliminating static electricity generated by friction during the winding process of the optical fiber, thereby preventing the optical fiber from being damaged by the static electricity.
As shown in fig. 4, 5, 6 and 7, the fiber blocking assembly 2 is provided with a needle blocking 21, a needle blocking sleeve 22, a linear bearing 23, a clamping member 24, a spring 25 and a lifting seat 26.
The needle guard sleeve 22 is arranged in the lifting seat 26 through a linear bearing 23, and the needle guard 21 penetrates through the needle guard sleeve 22; preferably, the end of the needle 21 is provided with an L-shaped limiting seat, and the inner side of the L-shaped limiting seat is used for abutting against the optical fiber on the optical fiber ring framework and adjusting the position of the optical fiber in the axial direction and the radial direction of the optical fiber ring; the inner height of the L-shaped limiting seat is smaller than the diameter of a single optical fiber, and the inner depth of the L-shaped limiting seat is not smaller than the diameter of the single optical fiber. The needle guard 21 is further provided with a flat section, the thickness of which is larger than the inner diameter of the needle guard sleeve 22.
Two limiting plates 261 are arranged on the lifting seat 26 in pairs, and a limiting groove 261a is arranged on each limiting plate 261.
The clamping piece 24 comprises a first clamping seat body 24a and a second clamping seat body 24b which are both provided with clamping elastic sheets 24c, the first clamping seat body 24a and the second clamping seat body 24b are L-shaped structural components and are relatively fixed on a fixing piece 24d through bolts, the clamping elastic sheets 24c of the first clamping seat body 24a and the second clamping seat body 24b are combined to form a clamping port clamping retaining needle 21, the retaining needle 21 extends into the clamping port until the flat section is propped against the bottom of the needle retaining sleeve 22, and the clamping elastic sheets 24c naturally clamp the flat section on the retaining needle 21; the fixing member 24d extends through the limiting groove 261a and is connected to the lifting base 26 through the spring 25.
A second lifting driving component 9 is arranged corresponding to the fiber blocking component; the second lifting driving assembly 9 comprises a cylinder push rod 91 and a lifting seat guide rail 92, wherein a magnetic spring sensor 93 is arranged on the cylinder push rod 91 and is used for detecting the push rod pushing-out or withdrawing state; the cylinder push rod 91 is provided on the second movable base 4, connected to the vertically movable base 26 via a floating joint, and drives the vertically movable base 26 to slide on the vertically movable base guide rail 92 and move vertically with respect to the second movable base 4.
When the fiber winding preparation work is carried out, the blocking needle 21 in the blocking needle assembly 2 is pushed to an initial working position through the air cylinder push rod 91; when the same layer of optical fiber is wound, the translation driving component 5 drives the blocking needle 21 to move axially along the fiber collecting shaft; when the next layer of optical fiber is wound, the first lifting driving component 6 drives the needle blocking component 2 to integrally move upwards; after the fiber winding operation is completed, the cylinder push rod 91 pulls back the needle 21 in the needle blocking assembly 2.
As shown in fig. 8, the simulated motion diagram is drawn according to the image photographed by the visual inspection component, but the dimensions of the structures in the simulated motion diagram are not actual dimensions and are only schematic simulations so as to explain the motion of the optical fiber for adjusting the blocking pin; taking the winding of the first layer of optical fiber 10 on the optical fiber winding ring framework 300 as an example, in the winding of the other layers of optical fibers, the actions required to be performed by the blocking needle 21 are similar to those of the other layers of optical fibers, and only the moving direction may have differences according to the winding mode, so repeated description is not given; when each layer just starts to wind the optical fiber, the inner side surface of the L-shaped limiting seat cannot be used for adjusting the position of the optical fiber, and when the layer just starts to wind the optical fiber, the influence of the axial jumping of the optical fiber winding ring framework on the optical fiber winding is small, so that the optical fiber is adjusted by only using the outer side surface of the L-shaped limiting seat with proper pressure (the pressure needs to be adjusted and determined), the optical fiber jumping circle is avoided, and the optical fiber is ensured to be arranged tightly, as shown in I and II in the figure, the L-shaped limiting seat does not contact with the surface of the optical fiber winding ring framework and the lower layer; as is well known, the axial thickness of the optical fiber on the optical fiber winding ring framework is increased along with the increase of the number of turns of the optical fiber, when the optical fiber reaches a certain thickness, the optical fiber wound on the subsequent winding is easy to jump, the influence on the optical fiber winding is increased, at the moment, a space enough for accommodating an L-shaped limiting seat is provided, a baffle pin is rotated to enable the inner side surface of the L-shaped limiting seat to be aligned with the optical fiber, the position of the optical fiber with the integral number of turns is adjusted from the top surface and the side surface through the inner side surface of the L-shaped limiting seat, when the optical fiber with the overlapped turns is provided, the optical fiber can be rearranged tightly through the pressing pressure, when the optical fiber with the jumped turns is provided, the optical fiber can be rearranged tightly through the lateral pressure, but the optical fiber cannot be excessively extruded mutually, in the adjusting process, under the action of a spring and a linear bearing, the, to ensure that the pressure is small enough not to damage the fiber; when the optical fiber is wound on the optical fiber winding ring framework, the blocking needle moves upwards and backwards (in the same fiber winding feeding direction) firstly to ensure the fiber winding space, and moves downwards and forwards after being wound to actively adjust possible optical fiber turns and jump turns, as shown in III and IV in the figure.
It is to be emphasized that: the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form, and any simple modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (9)
1. An active adjusting device for optical fiber winding is characterized by comprising a fixed seat, a first movable seat, a second movable seat, a translation driving assembly, a first lifting driving assembly, a visual detection assembly and a fiber blocking assembly;
the first movable seat is arranged on the fixed seat through the translation driving assembly and is arranged in a front-back movement mode relative to the fixed seat; the fiber blocking assembly and the visual detection assembly are arranged on a second movable seat, and the second movable seat is arranged on the first movable seat through a lifting driving assembly and is arranged in a manner of moving up and down relative to the first movable seat;
the fiber blocking component is provided with a needle blocking needle, a needle blocking sleeve, a linear bearing, a clamping piece, an elastic balancing piece and a lifting seat; the needle blocking sleeve is arranged in the lifting seat through a linear bearing, the needle blocking is arranged in the needle blocking sleeve in a penetrating mode and clamped through a clamping piece, and the clamping piece is connected with the lifting seat through an elastic balancing piece; the blocking needle is used for adjusting the position of the optical fiber on the optical fiber surrounding ring framework, and the visual detection assembly is used for detecting the relative position of the blocking needle and the optical fiber.
2. The active adjusting device for optical fiber winding according to claim 1, wherein the end of the needle is provided with an L-shaped limiting seat for abutting against the optical fiber on the optical fiber winding ring framework to adjust the position of the optical fiber in the axial direction and the radial direction of the optical fiber ring; the inner height of the L-shaped limiting seat is smaller than the diameter of a single optical fiber, and the inner depth of the L-shaped limiting seat is not smaller than the diameter of the single optical fiber.
3. The active adjusting apparatus for fiber winding according to claim 1, wherein the clamping member comprises a first clamping seat and a second clamping seat, each of which is provided with a clamping spring, the second clamping seat is fixed relative to the first clamping seat, and the clamping springs on the first clamping seat and the second clamping seat are combined to clamp the catch pin.
4. The active adjusting device for optical fiber winding according to claim 1, 2 or 3, wherein the needle retainer has a flat portion, the holding member is clamped on the flat portion of the needle retainer, and the thickness of the flat portion is larger than the inner diameter of the needle retainer.
5. The active adjusting device for optical fiber winding according to claim 3, wherein the lifting seat is provided with two limiting plates arranged in pairs, the limiting plates are provided with limiting grooves, and the clamping member is erected in the two limiting grooves by an elastic balancing member.
6. The active adjusting device for optical fiber winding according to claim 1, wherein a second lifting driving component is provided corresponding to the optical fiber blocking component, and the second lifting driving component is in transmission connection with the lifting base to drive the lifting base to move up and down relative to the second movable base.
7. The active adjusting device for optical fiber winding according to claim 6, wherein the second lifting driving assembly comprises a push rod mechanism and a lifting seat guide rail, the push rod mechanism adopts a cylinder push rod or an electric push rod and is provided with a magnetic spring sensor, and the magnetic spring sensor is used for detecting the push rod pushing-out or withdrawing state; the push rod mechanism is arranged on the second movable seat and is in transmission connection with the lifting seat to drive the lifting seat to slide on the lifting seat guide rail and move up and down relative to the second movable seat.
8. The active optical fiber winding adjusting device of claim 1, wherein the visual inspection assembly comprises a fixed table, and a light source, a lens and an industrial camera arranged on the fixed table; the lens is connected with the industrial camera and arranged on one side of the blocking needle, and the light source is arranged on the other side of the blocking needle; the fixed station is provided with a through groove for the blocking needle to go up and down.
9. The active optical fiber winding adjusting apparatus of claim 8, wherein the fixing table is provided with a static eliminator for eliminating static electricity generated by friction during the optical fiber winding process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922284673.5U CN211234450U (en) | 2019-12-18 | 2019-12-18 | Optical fiber winding active adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922284673.5U CN211234450U (en) | 2019-12-18 | 2019-12-18 | Optical fiber winding active adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211234450U true CN211234450U (en) | 2020-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922284673.5U Active CN211234450U (en) | 2019-12-18 | 2019-12-18 | Optical fiber winding active adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211234450U (en) |
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2019
- 2019-12-18 CN CN201922284673.5U patent/CN211234450U/en active Active
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Effective date of registration: 20200831 Address after: NO.666, Huxin West Road, Wujiang Economic and Technological Development Zone, Suzhou City, Jiangsu Province Patentee after: Suzhou Bozhong Instrument Technology Co., Ltd Address before: No. 188 Lianhua Road, Youyi Industrial Zone, Songling Town, Wujiang District, Suzhou City, Jiangsu Province Patentee before: SUZHOU WUJIAO AUTOMATION EQUIPMENT Co.,Ltd. |