CN218886225U - Fiber penetrating equipment - Google Patents

Abstract

The application relates to a fiber penetrating device, wherein the fiber penetrating device comprises a first placing mechanism used for placing a fiber core, a second placing mechanism used for placing a ferrule, an imaging mechanism and an adjusting mechanism, the imaging mechanism is used for acquiring the view of the fiber core and the ferrule in at least two mutually perpendicular planes, and the adjusting mechanism is used for adjusting the pose of the first placing mechanism so as to adjust the pose of the fiber core. The first placing mechanism and the second placing mechanism which are arranged along the length direction of the fiber penetrating equipment can move relatively to enable the fiber core to extend into the core insert. Through the design, the relative positions of the fiber core and the insertion core can be directly obtained, the fiber is penetrated through mechanical equipment, manual operation can be reduced, the success rate and the processing efficiency of penetrating the fiber are improved, and actual use requirements are met.

Description

Fiber penetrating equipment

Technical Field

The application relates to the technical field of optical fiber processing, in particular to fiber penetrating equipment.

Background

With the development of the technology, the application of optical communication is more and more extensive, optical fibers are transmission bearing media of the optical communication, when the optical fibers are processed, the fiber cores need to be inserted into the insertion cores, the fiber penetrating process is generally manual operation and depends on the operation skills and experience of workers, so that the conditions of fiber core damage and the like are easy to occur, the fiber penetrating efficiency is low, and the success rate is low.

SUMMERY OF THE UTILITY MODEL

The application provides a wear fine equipment for improve and wear fine efficiency and wear fine success rate.

The application provides a wear fine equipment, wear fine equipment includes:

the first placing mechanism is used for placing the fiber core;

the second placing mechanism is used for placing the inserting core;

the imaging mechanism is used for acquiring views of the fiber core and the insertion core in at least two mutually perpendicular planes;

the adjusting mechanism is connected with the first placing mechanism and used for adjusting the pose of the first placing mechanism;

the adjusting mechanism is used for adjusting the pose of the first placing mechanism according to the imaging result of the imaging mechanism so as to adjust the relative positions of the fiber core and the insertion core, the first placing mechanism and the second placing mechanism are sequentially arranged along the length direction of the fiber penetrating equipment, and the first placing mechanism and the second placing mechanism can move relatively so as to enable the fiber core to extend into the insertion core.

The imaging mechanism is used for acquiring the views of the fiber core and the ferrule in at least two mutually perpendicular planes, the relative positions of the fiber core and the ferrule can be directly acquired, a light-reflecting index point is not required to be arranged on a fiber penetrating device, and the acquired views include but are not limited to a front view, a side view, a top view and the like of the fiber core and the ferrule. Because the imaging mechanism in the embodiment of the application directly acquires the poses of the fiber core and the ferrule, the adjusting mechanism can directly adjust the poses of the fiber core according to the imaging result of the imaging mechanism, so that the relative positions of the fiber core and the ferrule are adjusted, manual calibration operation is saved, labor cost is reduced, the success rate and efficiency of fiber penetration are improved, and actual use requirements are met.

In a possible embodiment, the imaging mechanism is configured to obtain views of the fiber core and the ferrule in a first plane and a second plane, wherein the first plane and the second plane are both parallel to a length direction of the fiber threading device, the first plane is perpendicular to a width direction of the fiber threading device, and the second plane is perpendicular to a height direction of the fiber threading device.

Through the design, the imaging mechanism can acquire one of a top view and a bottom view and one side view of the fiber core and the fiber insertion core. Typically taken as a body view and a top view. The fiber core and the ferrule can show the extending directions thereof in a side view and a top view, so that the imaging device can conveniently acquire the axis position of the fiber core and the axis position of the ferrule, the acquisition difficulty of the relative position of the fiber core and the ferrule is low, and the relative position of the fiber core and the ferrule can be conveniently adjusted.

In a possible embodiment, the imaging mechanism comprises a first imaging mechanism and a second imaging mechanism, and the first imaging mechanism is positioned on one side of the fiber core along the width direction of the fiber threading device and used for acquiring the imaging of the fiber core on the first plane;

the second imaging mechanism is positioned on one side of the fiber core along the height direction of the fiber penetrating equipment and is used for acquiring the imaging of the fiber core on the second plane

Compared with the imaging of the fiber core and the fiber insertion core along the length direction of the fiber penetrating equipment, the scheme provided by the embodiment of the application can be used for more conveniently acquiring the pose of the fiber core and the fiber insertion core, reducing the influence of the imaging mechanism on the relative motion of the fiber core and the fiber insertion core in the fiber penetrating process, and reducing the possibility of interference of the imaging mechanism with the relative motion of the fiber core and the fiber insertion core. Through setting up two imaging mechanism, can reduce the degree of difficulty of obtaining the relative position of fibre core and lock pin, the algorithm is comparatively simple.

In a possible embodiment, the fiber penetrating device includes a first light source and a second light source, the light emitting directions of the first light source and the second light source are perpendicular to each other, the fiber core and the fiber insertion core are simultaneously located in the light emitting areas of the first light source and the second light source, and the imaging mechanism is used for acquiring the light of the first light source and the second light source and imaging the light.

Through setting up the light source that the direction of giving out light is mutually perpendicular to in order to obtain the orthogonal view of fibre core and lock pin, thereby can obtain fibre core and lock pin in the view of two mutually perpendicular planes, in order to obtain relative position and the position appearance of fibre core and lock pin.

In a possible embodiment, the fiber penetrating device includes a first reflector and a second reflector, the first reflector and the first light source are located on two opposite sides of the fiber core along a radial direction of the fiber core, the second reflector and the second light source are located on two opposite sides of the fiber core, the first reflector is used for reflecting light of the first light source to the imaging mechanism, and the second reflector is used for reflecting light of the second light source to the imaging mechanism.

The relative position of the imaging mechanism and the light source can be conveniently adjusted by arranging the reflecting plate, so that the mechanism of the fiber penetrating equipment can be optimized, the possibility of interference between the arrangement position of the imaging mechanism and the light source and other parts is reduced, and the actual use requirement is met.

In a possible embodiment, the first reflection plate and the second reflection plate are arranged in parallel, and the fiber penetrating device comprises one imaging mechanism.

Through the design, the light of the first light source and the light of the second light source can be received by one imaging mechanism at the same time and imaged, so that the number of the imaging mechanisms can be reduced, the cost is reduced, and the imaging mechanism more meets the actual use requirements.

In a possible embodiment, the first reflector and the second reflector are located on two opposite sides of the core in a radial direction of the core, and the imaging mechanism and the core and the ferrule have a light shielding member therebetween, and the light shielding member and the first reflector and the second reflector have a gap therebetween;

the light shading part is used for limiting the light rays emitted by the first light source and the second light source from transmitting.

The light that first light source and second light source sent can propagate and be reflected to imaging mechanism through the clearance between light-shading piece and first reflecting plate and the second reflecting plate, and light-shading piece can be baffle isotructure for restrict other light and transmit to imaging mechanism, thereby be favorable to improving imaging quality, improve the position appearance detection precision to fibre core and lock pin, accord with actual user demand more.

In a possible implementation manner, the fiber threading device comprises an image processing module, the image processing module is used for calculating the relative positions of the fiber core and the ferrule according to the imaging result, and the adjusting mechanism can adjust the relative positions of the fiber core and the ferrule according to the calculation result of the image processing module.

Through the design, the positions of the fiber core and the ferrule can be adjusted by the adjusting mechanism conveniently, so that the success rate and the efficiency of fiber penetration can be improved.

In a possible embodiment, the adjusting mechanism includes a first moving mechanism, and the first moving mechanism can drive the first placing mechanism to move along the height direction of the fiber penetrating device.

The position of the fiber core in the height direction of the fiber penetrating equipment can be adjusted through the design.

In a possible embodiment, the adjusting mechanism includes a second moving mechanism, and the second moving mechanism can drive the first placing mechanism to rotate around the width direction of the fiber penetrating device.

The position of the fiber core in the plane of the height direction and the length direction of the fiber penetrating device can be adjusted through the design.

In a possible embodiment, the adjusting mechanism includes a third moving mechanism, and the third moving mechanism can drive the first placing mechanism to rotate around the height direction of the fiber penetrating device.

The position of the fiber core in the plane of the fiber penetrating device in the length direction and the width direction can be adjusted through the design.

In a possible embodiment, the adjusting mechanism includes a fourth moving mechanism, and the fourth moving mechanism can drive the first placing mechanism to move along the width direction of the fiber penetrating device.

The position of the fiber core in the width direction of the fiber penetrating device can be adjusted through the design.

The adjusting mechanism provided by the application is a four-degree-of-freedom adjusting mechanism, and the fiber penetrating step is to drive the fiber core and the insertion core to move relatively along the length direction of the fiber penetrating equipment so as to finish fiber penetrating, so that the position of the fiber core in the length direction of the fiber penetrating equipment can not be adjusted when the pose of the fiber core is adjusted. Compared with a displacement table or a clamp with six degrees of freedom, the adjusting mechanism provided by the embodiment of the application has a simpler structure and more meets the actual use requirement.

The application provides a wear fine equipment, wherein, wear fine equipment including be used for placing the first mechanism of placing of fibre core and be used for placing the second of lock pin and place mechanism, imaging mechanism and adjustment mechanism, imaging mechanism is used for acquireing the view of fibre core and lock pin in at least two mutually perpendicular's planes, thereby adjustment mechanism is used for adjusting the position appearance of the first mechanism of placing and adjusts the position appearance of fibre core. The first placing mechanism and the second placing mechanism which are arranged along the length direction of the fiber penetrating equipment can move relatively to enable the fiber core to extend into the core insert. Through the design, the relative positions of the fiber core and the insertion core can be directly obtained, and the fiber can be penetrated through mechanical equipment, so that the manual operation can be reduced, the success rate and the processing efficiency of the fiber penetrating are improved, and the practical use requirement is met.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

FIG. 1 is a schematic view of a fiber traversing apparatus provided herein;

FIG. 2 is an enlarged view of a portion of the location I in FIG. 1;

FIG. 3 is a schematic diagram of a fiber core and a ferrule provided herein prior to alignment;

FIG. 4 is a schematic view of the core and plug alignment provided herein;

FIG. 5 is a schematic illustration of the relative angles of the planes provided herein;

FIG. 6 is a schematic illustration of the planar relative displacement provided herein;

FIG. 7 is a schematic view of another embodiment of a fiber traversing apparatus provided herein;

FIG. 8 is a schematic view of an adjustment mechanism provided herein;

fig. 9 is a flowchart of a first embodiment of a fiber passing apparatus provided herein;

fig. 10 is a flowchart of a second embodiment of a fiber threading device provided in the present application.

Reference numerals are as follows:

a-a fiber core; b-inserting the core; c-plane relative angle; d-plane relative displacement;

1-a first placement mechanism; 2-a second placement mechanism; 3-imaging mechanism, 31-first imaging mechanism, 32-second imaging mechanism; 4-adjusting mechanism, 41-first motion mechanism, 42-second motion mechanism, 43-third motion mechanism and 44-fourth motion mechanism; 5-reflector, 51-first reflector, 52-second reflector; 6-a light-shielding member; 7-a first plane; 8-a second plane; 9-light source, 91-first light source, 92-second light source.

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.

Detailed Description

For better understanding of the technical solutions of the present application, the following detailed descriptions of the embodiments of the present application are provided with reference to the accompanying drawings.

With the development of the technology and the development and the upgrade of the information industry, optical communication is becoming the preferred communication technology in enterprise parks, family entrepreneurs and data centers and is widely popularized. Optical fibers are transmission bearing media for optical communication, requirements for prefabricated cables are rapidly increased along with popularization of all-optical network building schemes such as optical fibers entering homes, the existing prefabricated cables are usually manually operated in a production line, a fiber core penetrating process greatly depends on operating skills and experience of workers, fiber core damage is easily caused in the fiber penetrating process, and the efficiency is low and the success rate is low.

In the related technology, the scheme of automatically penetrating the fiber by adopting equipment such as a mechanical guide rail is adopted, a fiber core and an insertion core are respectively arranged on two sides of the guide rail, a fixed slot position base is arranged on the side of the insertion core, a precise guide groove straightening part is arranged on the side of the fiber core for supporting and fixing, and after the fiber core and the insertion core are fixed to a position calibrated in advance, the guide rail controls the fiber core and the insertion core to relatively move and approach to penetrate the fiber.

The mechanical mechanism of the scheme is complex, the requirement on the precision of hardware is high, the production cost is high, and the maintenance is difficult. Moreover, in the use process, mechanical abrasion can cause the calibration position relation to deviate, leading to the fibre threading failure, consequently need regularly to stop the line calibration, calibration process needs a large amount of manual debugging work moreover, not only the cost of labor is higher but also influence production efficiency.

In the related technology, an image is adopted to identify the three-dimensional position and the posture of a target and a six-degree-of-freedom clamp base is combined to calibrate and adjust the optical fiber array, a camera is adopted to obtain the spatial position information of the optical fiber array, a reflective calibration object is added to the optical fiber base to identify the accurate position of the optical fiber base, after the visual position information is obtained, the six-degree-of-freedom clamp adjusts the posture of the optical fiber array, the clamp of the optical fiber base on the other side is fixed, and after the posture adjustment is completed, a bottom motor controls the optical fiber array to move to the optical fiber base to approach in a translation mode to penetrate fibers.

Such scheme need increase reflection of light calibration thing so that the accurate position of camera discernment fiber base at the base, need reform transform the base when using, moreover in the use, appear easily because of the damaged condition that leads to camera discernment precision to reduce or can't discern of reflection of light calibration thing, and then influence the normal use of equipment.

In view of this, the embodiment of the present application provides a fiber threading device, which is used for improving the efficiency and quality of fiber threading.

As shown in fig. 1 and 2, the present embodiment provides a fiber threading device for threading a fiber core a and an insertion fiber B. The fiber penetrating equipment comprises a first placing mechanism 1 and a second placing mechanism 2, wherein the first placing mechanism 1 is used for placing a fiber core A, the second placing mechanism 2 is used for placing a fiber core B, and the first placing mechanism 1 and the second placing mechanism 2 can move relatively to enable the fiber core A to extend into the fiber core B so as to complete fiber penetrating operation. The fiber penetrating equipment further comprises an imaging mechanism 3 and an adjusting mechanism 4, wherein the adjusting mechanism 4 is connected with the first placing mechanism 1 and used for adjusting the pose of the first placing mechanism 1, and further adjusting the pose of a fiber core A located in the first placing mechanism 1, so that the relative position of the fiber core A and a ferrule B is adjusted, and the fiber core A can extend into the ferrule B. The imaging mechanism 3 is used for acquiring pose information of the fiber core A and the ferrule B, in the acquiring process, the imaging mechanism 3 can acquire views of the fiber core A and the ferrule B in at least two mutually perpendicular planes, so that the current poses of the fiber core A and the ferrule B are acquired, the relative positions of the fiber core A and the ferrule B are further acquired, the adjusting mechanism 4 adjusts the pose of the first placing mechanism 1 according to the imaging result of the imaging mechanism 3, the first placing mechanism 1 is driven to adjust the pose of the fiber core A, the relative positions of the fiber core A and the ferrule B can be adjusted, and the adjusted poses include but are not limited to the coaxiality of the fiber core A and the ferrule B, the parallelism of the axes of the fiber core A and the ferrule B and the like. The dashed lines in fig. 2 indicate the relative positions of the imaging mechanism 3, and the mounting bracket of the imaging mechanism 3 is not shown. After the pose of the fiber core A is adjusted, the first placing mechanism 1 and the second placing mechanism 2 are driven to move relatively, so that the fiber core A can extend into the ferrule B, and the fiber penetrating operation is finished. In general, when the fiber threading step is performed, the ferrule B is driven to move toward the side close to the core a, thereby completing the fiber threading. The first placing mechanism 1, the second placing mechanism 2, the imaging mechanism 3 and the adjusting mechanism 4 can be directly or indirectly arranged on a frame of the fiber penetrating equipment to form modular equipment.

The imaging mechanism 3 is used for acquiring the views of the fiber core A and the ferrule B in at least two mutually perpendicular planes, so that the relative positions of the fiber core A and the ferrule B can be directly acquired, a light-reflecting index point does not need to be arranged on a fiber penetrating device, and the acquired views include but are not limited to a front view, a side view, a top view and the like of the fiber core A and the ferrule B. Because the imaging mechanism 3 in the embodiment of the application directly acquires the poses of the fiber core A and the ferrule B, the adjusting mechanism 4 can directly adjust the pose of the fiber core A according to the imaging result of the imaging mechanism 3, so that the relative positions of the fiber core A and the ferrule B are adjusted, manual calibration operation is saved, labor cost is reduced, the success rate and efficiency of fiber penetration are improved, and actual use requirements are met better.

In one possible embodiment, as shown in fig. 3 and 4, the imaging mechanism 3 is used to obtain views of the fiber core a and the ferrule B in a first plane 7 and a second plane 8, wherein the first plane 7 and the second plane 8 are both parallel to the length direction of the fiber threading device, wherein the first plane 7 is perpendicular to the width direction of the fiber threading device, and the second plane 8 is perpendicular to the height direction of the fiber threading device. The extending direction of the fiber core A and the inserting core B is the length direction of the fiber penetrating equipment. The extending directions of the fiber core A and the fiber core B are not completely parallel to the length direction of the fiber penetrating device, but extend approximately along the length direction of the fiber penetrating device.

With this arrangement, the imaging mechanism 3 can acquire one of the top view and the bottom view and one side view of the core a and the ferrule B. Typically taken as a body view and a top view. The fiber core A and the ferrule B can show the extending directions thereof in a side view and a top view, so that the imaging device can conveniently acquire the axis position of the fiber core A and the axis position of the ferrule B, the acquisition difficulty of the relative positions of the fiber core A and the ferrule B is low, and the relative positions of the fiber core A and the ferrule B can be conveniently adjusted.

In a possible embodiment, the imaging mechanism 3 comprises a first imaging mechanism 31 and a second imaging mechanism 32, the first imaging mechanism 31 is located on one side of the fiber core a along the width direction of the fiber penetrating device and is used for acquiring the imaging of the fiber core a on the first plane 7, and the second imaging mechanism 32 is located on one side of the fiber core a along the height direction of the fiber penetrating device and is used for acquiring the imaging of the fiber core a on the second plane 8.

Compared with the imaging of the fiber core A and the fiber insertion core B along the length direction of the fiber penetrating equipment, the scheme provided by the embodiment of the application can be used for more conveniently acquiring the poses of the fiber core A and the fiber insertion core B, reducing the influence of the imaging mechanism 3 on the relative motion of the fiber core A and the fiber insertion core B in the fiber penetrating process and reducing the possibility of interference of the imaging mechanism 3 and the relative motion of the fiber core A and the fiber insertion core B.

Through setting up two imaging mechanism 3, can reduce the degree of difficulty of obtaining the relative position of fibre core A and lock pin B, the algorithm is comparatively simple.

As shown in fig. 3, 4, 5 and 6, in use, orthogonal views of the core a and the ferrule B can be obtained, the first plane 7 is a side view, the second plane 8 is a top view, and each image includes a local image of the end of the core a and a local image of the end of the ferrule B. And calculating a plane relative angle C between the extension line of the fiber core A and the central axis of the ferrule B and a plane relative displacement D between the tail end of the fiber core A and the central axis of the ferrule B by performing a specific image processing flow on the lateral view and the top view. If the size of the fiber core A or the ferrule B is known, the image size (single-pixel physical size) is calculated, so that the data size in the image can be converted into the actual data size, and the adjusting mechanism 4 is controlled to drive the first placing mechanism 1 to adjust the pose of the fiber core A according to the plane relative angle C and the plane relative displacement D. And when the pose of the fiber core A is adjusted, the pose of the ferrule B is kept unchanged. Fig. 3 is a schematic diagram before the adjustment of the fiber core a, and fig. 4 is a schematic diagram after the adjustment of the fiber core a.

As shown in fig. 7, in one possible embodiment, the fiber penetrating device includes a first light source 91 and a second light source 92, the light emitting directions of the first light source 91 and the second light source 92 are perpendicular to each other, a fiber core a and a ferrule B are simultaneously located in the light emitting areas of the first optical fiber and the second light source 92, and the imaging mechanism 3 is used for acquiring the light of the first light source 91 and the second light source 92 and imaging.

Through setting up the light source 9 that the direction of emitting light is mutually perpendicular to in order to acquire the orthogonal view of fibre core A and lock pin B, thereby can acquire fibre core A and lock pin B in the view of two mutually perpendicular planes, in order to acquire relative position and the position appearance of fibre core A and lock pin B.

As shown in fig. 7, in one possible embodiment, the fiber penetrating apparatus includes a first reflection plate 51 and a second reflection plate 52, the first reflection plate 51 and the first light source 91 are located on two opposite sides of the fiber core a in a radial direction of the fiber core a, the second reflection plate 52 and the second light source 92 are located on two opposite sides of the fiber core a, the first reflection plate 51 is used for reflecting light of the first light source 91 to the imaging mechanism 3, and the second reflection plate 52 is used for reflecting light of the second light source 92 to the imaging mechanism 3.

The relative position of the imaging mechanism 3 and the light source 9 can be conveniently adjusted by arranging the reflecting plate 5, so that the mechanism of the fiber penetrating equipment can be optimized, the possibility of interference between the arrangement position of the imaging mechanism 3 and the light source 9 and other components is reduced, and the actual use requirement is met.

As shown in fig. 7, in one possible embodiment, the fiber passing apparatus includes only one imaging mechanism 3, and the first reflection plate 51 and the second reflection plate 52 are arranged in parallel.

Through the design, the light rays of the first light source 91 and the second light source 92 can be simultaneously received and imaged by one imaging mechanism 3, so that the number of the imaging mechanisms 3 can be reduced, the cost is reduced, and the practical use requirements are met.

As shown in fig. 7, in one possible embodiment, the first reflector 51 and the second reflector 52 are located on two opposite sides of the core a in the radial direction of the core a, and the light shielding member 6 is disposed between the imaging mechanism 3 and the core a and the ferrule B, the light shielding member 6 is spaced from the first reflector 51 and the second reflector 52, and the light shielding member 6 is used for limiting the propagation of light rays emitted by the non-first light source 91 and the non-second light source 92.

The light emitted by the first light source 91 and the second light source 92 can be transmitted through the gap between the light-shielding member 6 and the first reflector 51 and the second reflector 52 and reflected to the imaging mechanism 3, and the light-shielding member 6 can be a baffle plate or other structure for limiting other light to be transmitted to the imaging mechanism 3, so that the imaging quality is improved, the pose detection precision of the fiber core A and the ferrule B is improved, and the practical use requirement is met.

In a possible embodiment, the fiber threading device further comprises an image processing module, which may store corresponding algorithms for calculating the relative positions of the fiber core a and the ferrule B from the image of the imaging mechanism 3, so that the adjusting mechanism 4 can adjust the relative positions of the fiber core a and the ferrule B according to the calculation result of the image processing module.

Through the design, the positions of the fiber core A and the fiber core B can be conveniently adjusted by the adjusting mechanism 4, so that the success rate and the efficiency of fiber penetration can be improved.

In a possible embodiment, as shown in fig. 8, the adjusting mechanism 4 comprises a first moving mechanism 41, and the first moving mechanism 41 can drive the first placing mechanism 1 to move along the height direction of the fiber penetrating device.

The position of the fiber core A in the height direction of the fiber penetrating equipment can be adjusted through the design.

In a possible embodiment, as shown in fig. 8, the adjusting mechanism 4 comprises a second moving mechanism 42, and the second moving mechanism 42 can drive the first placing mechanism 1 to rotate around the width direction of the fiber passing device.

The position of the fiber core A in the plane of the height direction and the length direction of the fiber penetrating device can be adjusted through the design.

In a possible embodiment, as shown in fig. 8, the adjusting mechanism 4 comprises a third moving mechanism 43, and the third moving mechanism 43 can drive the first placing mechanism 1 to rotate around the height direction of the fiber passing device.

The position of the fiber core A in the plane of the length direction and the width direction of the fiber penetrating device can be adjusted through the design.

In a possible embodiment, as shown in fig. 8, the adjusting mechanism 4 comprises a fourth moving mechanism 44, and the fourth moving mechanism 44 can drive the first placing mechanism 1 to move along the width direction of the fiber penetrating device.

The position of the fiber core A in the width direction of the fiber penetrating device can be adjusted through the design.

The adjusting mechanism 4 provided by the embodiment of the application is the adjusting mechanism 4 with four degrees of freedom, and the fiber penetrating step is to drive the fiber core A and the ferrule B to move relatively along the length direction of the fiber penetrating equipment so as to complete fiber penetrating, so that the position of the fiber core A in the length direction of the fiber penetrating equipment can not be adjusted when the pose of the fiber core A is adjusted. Compared with a displacement table or a clamp with six degrees of freedom, the adjusting mechanism 4 provided by the embodiment of the application has a simpler structure and better meets the actual use requirement.

The use process of the fiber penetrating equipment provided by the embodiment of the application is as follows:

as shown in fig. 9, when the fiber passing apparatus includes two imaging mechanisms 3:

in use, peripheral mechanical equipment secures the core a and ferrule B to the tooling fixture and transports to the core a alignment adjustment area. An industrial camera is respectively arranged right above and in the horizontal direction of the adjusting area as the first imaging mechanism 31 and the second imaging mechanism 32, and a lens with larger optical power is arranged, and the focal length of the lens can range from 35 mm to 50 mm.

The fiber penetrating equipment starts to work, a top view and a side view of a fiber core A and a ferrule B are respectively obtained through an imaging mechanism 3 such as a camera, an image processing module analyzes and processes images, the plane relative angle C and the plane relative displacement D of the fiber core A in the top view and the side view are respectively calculated, a conversion module carries out instruction value conversion calculation and sends an instruction to an adjusting mechanism 4, the calculated plane relative angle C and the calculated plane relative displacement D are output to a fine adjustment platform with four degrees of freedom, and the pose of the fiber core A is adjusted through the adjusting mechanism 4. The image scale information used for the instruction value conversion calculation is directly provided by the image processing module or provided by the system parameter self-adapting module according to historical data. Whether the relative position of the fiber core A and the ferrule B after adjustment reaches a threshold precision range is detected, the threshold precision includes but is not limited to the coaxiality, parallelism and other parameters of the fiber core A and the ferrule B, and the fiber core A and the ferrule B can be imaged again through the imaging mechanism 3 to be detected. And when the adjusted fiber core A and the adjusted core insert B do not obtain the threshold precision, repeating the steps until the fiber core A and the core insert B reach the threshold precision. And when the adjusted fiber core A and the adjusted core insert B reach the threshold precision, finishing the adjusting process and penetrating the fiber.

The fiber core A is aligned through cyclic adjustment by calculating the plane relative angle C and the plane relative displacement D of the fiber core A and the ferrule B in the orthogonal view, and the alignment precision is high. The calibration work can be calibrated without depending on manual work, meanwhile, the alignment precision is less influenced by equipment abrasion, and the later maintenance is simple. Compared with the calculation of the three-dimensional pose of the space, the calculation of the plane angle and the plane relative displacement D according to the image has high precision and low calculation complexity, and the operation efficiency of the system can be improved. The image plane relative angle C and the plane relative displacement D are directly associated with the four-freedom-degree adjusting mechanism 4 for control, the fiber core A clamp mechanical mechanism is simplified, and the two-freedom-degree motor control is reduced, so that the equipment cost can be reduced.

As shown in fig. 10, when the fiber passing apparatus includes one imaging mechanism 3:

an industrial camera and a matched lens thereof are arranged right above the adjusting area to be used as an imaging mechanism 3, two reflectors vertical to the horizontal plane are respectively arranged on two sides of the adjusting area, and the reflecting surfaces are oppositely arranged. The bottom of the adjusting area is respectively installed on the light source 9 with the included angles of 45 degrees and 135 degrees on the horizontal plane, and the light path space between the light emitting surface of the light source 9 and the opposite reflector contains the adjusting area. A shutter plate is provided as a light-shielding member 6 between the adjustment area and the imaging mechanism 3. The two mutually perpendicular light sources 9 emit light rays, the light rays enter the reflector through the fiber core A and the insertion core B area, the light rays are reflected to the camera for imaging, and the size and the installation distance between the physical components can be calculated through the light path design, so that the mutually perpendicular light sources 9 respectively image on two sides of the camera light-sensitive surface. The intermediate light shield 6 is used to shield light at other angles to reduce the likelihood of non-target imaging. Such a design enables an orthogonal view of the adjustment region to be acquired in one image. The image processing module is used for splitting the imaged picture, processing the split areas respectively and calculating a plane relative angle C and a plane relative displacement D in each area as the input of the four-degree-of-freedom adjusting mechanism 4. At this time, a linear function is used to fit the instruction value in combination with the history data, and the image scale used for calculation is converted to perform adjustment.

Specifically, the fiber penetrating device starts to work, images are formed through an imaging mechanism 3 such as a camera, images are cut, cutting areas are processed respectively, a first orthogonal visual area and a second orthogonal visual area are formed, an image processing module analyzes and processes the first orthogonal visual area and the second orthogonal visual area, a plane relative angle C and a plane relative displacement D of a fiber core A in a top view and a side view are calculated respectively, a conversion module is used for converting and calculating an instruction value and issuing an instruction to an adjusting mechanism 4, the position and the posture of the fiber core A are adjusted through the adjusting mechanism 4, whether the relative position of the adjusted fiber core A and the adjusted fiber core B reaches a threshold precision range or not is detected, the threshold precision includes but is not limited to the coaxiality, parallelism and other parameters of the fiber core A and the fiber core B, and the fiber core A and the fiber core B can be imaged again through the imaging mechanism 3 to be detected. And when the adjusted fiber core A and the adjusted core insert B do not obtain the threshold precision, repeating the steps until the fiber core A and the core insert B reach the threshold precision. And when the adjusted fiber core A and the adjusted core insert B reach the threshold precision, finishing the adjusting process and penetrating the fiber.

The orthogonal view of the core insert B and the fiber core A can be obtained by using one imaging mechanism 3 and two reflecting plates 5, which is beneficial to reducing the equipment cost,

the embodiment of the application provides a fiber penetrating device, wherein the fiber penetrating device comprises a first placing mechanism 1 used for placing a fiber core A and a second placing mechanism 2 used for placing a ferrule B, an imaging mechanism 3 and an adjusting mechanism 4, the imaging mechanism 3 is used for acquiring the views of the fiber core A and the ferrule B in at least two mutually perpendicular planes, and the adjusting mechanism 4 is used for adjusting the pose of the first placing mechanism 1 to adjust the pose of the fiber core A. The first placing mechanism 1 and the second placing mechanism 2 which are arranged along the length direction of the fiber penetrating equipment can move relatively to enable the fiber core A to extend into the ferrule B. Through the design, the relative positions of the fiber core A and the fiber core B can be directly obtained, the fiber can be penetrated through mechanical equipment, manual operation can be reduced, the success rate and the processing efficiency of the fiber penetrating are improved, and actual use requirements are met.

It is noted that a portion of this patent application contains material which is subject to copyright protection. The copyright owner reserves the copyright rights whatsoever, except for making copies of the patent files or recorded patent document contents of the patent office.

Claims (12)

1. A fiber threading device, characterized by comprising:

the first placing mechanism (1), the first placing mechanism (1) is used for placing the fiber core (A);

a second placing mechanism (2), wherein the second placing mechanism (2) is used for placing the inserting core (B);

an imaging mechanism (3), said imaging mechanism (3) being adapted to acquire views of said core (A) and ferrule (B) in at least two mutually perpendicular planes;

the adjusting mechanism (4) is connected with the first placing mechanism (1) and used for adjusting the pose of the first placing mechanism (1);

the adjusting mechanism (4) is used for adjusting the pose of the first placing mechanism (1) according to the imaging result of the imaging mechanism (3) so as to adjust the relative positions of the fiber core (A) and the ferrule (B), the first placing mechanism (1) and the second placing mechanism (2) are sequentially arranged along the length direction of the fiber penetrating equipment, and the first placing mechanism (1) and the second placing mechanism (2) can move relatively so as to enable the fiber core (A) to extend into the ferrule (B).

2. The fiber passing device of claim 1, wherein the imaging mechanism (3) is configured to obtain views of the fiber core (a) and the ferrule (B) in a first plane (7) and a second plane (8), wherein the first plane (7) and the second plane (8) are both parallel to a length direction of the fiber passing device, the first plane (7) is perpendicular to a width direction of the fiber passing device, and the second plane (8) is perpendicular to a height direction of the fiber passing device.

3. The fiber threading device according to claim 2, characterized in that the imaging mechanism (3) comprises a first imaging mechanism (31) and a second imaging mechanism (32), the first imaging mechanism (31) is located at one side of the fiber core (a) along the width direction of the fiber threading device for obtaining the imaging of the fiber core (a) in the first plane (7);

the second imaging mechanism (32) is positioned on one side of the fiber core (A) along the height direction of the fiber penetrating device and is used for acquiring the imaging of the fiber core (A) on the second plane (8).

4. The fiber penetrating device according to claim 1, characterized in that the fiber penetrating device comprises a first light source (91) and a second light source (92), the light emitting directions of the first light source (91) and the second light source (92) are perpendicular to each other, the fiber core (A) and the fiber plug (B) are simultaneously located in the light emitting areas of the first light source (91) and the second light source (92), and the imaging mechanism (3) is used for acquiring the light of the first light source (91) and the second light source (92) and imaging.

5. The fiber passing apparatus according to claim 4, characterized in that the fiber passing apparatus comprises a first reflection plate (51) and a second reflection plate (52), the first reflection plate (51) and the first light source (91) are located on two opposite sides of the fiber core (A) along a radial direction of the fiber core (A), the second reflection plate (52) and the second light source (92) are located on two opposite sides of the fiber core (A), the first reflection plate (51) is used for reflecting light of the first light source (91) to the imaging mechanism (3), and the second reflection plate (52) is used for reflecting light of the second light source (92) to the imaging mechanism (3).

6. The fiber penetrating apparatus according to claim 5, wherein said first reflecting plate (51) and said second reflecting plate (52) are arranged in parallel, and said fiber penetrating apparatus comprises one of said imaging mechanisms (3).

7. The fiber penetrating apparatus according to claim 6, wherein the first reflecting plate (51) and the second reflecting plate (52) are located on two opposite sides of the fiber core (A) in a radial direction of the fiber core (A), the imaging mechanism (3) and the fiber core (A) and the ferrule (B) have a light shielding member (6) therebetween, and the light shielding member (6) and the first reflecting plate (51) and the second reflecting plate (52) have a space therebetween;

the light shielding piece (6) is used for limiting the light rays emitted by the first light source (91) and the second light source (92) from transmitting.

8. The fiber penetrating apparatus according to any one of claims 1 to 7, comprising an image processing module for calculating the relative positions of the fiber core (A) and the ferrule (B) according to the imaging result, wherein the adjusting mechanism (4) is capable of adjusting the relative positions of the fiber core (A) and the ferrule (B) according to the calculation result of the image processing module.

9. The fiber penetrating apparatus according to any one of claims 1 to 7, wherein the adjusting mechanism (4) comprises a first moving mechanism (41), and the first moving mechanism (41) can drive the first placing mechanism (1) to move along the height direction of the fiber penetrating apparatus.

10. The fiber penetrating apparatus according to claim 9, wherein the adjusting mechanism (4) comprises a second moving mechanism (42), and the second moving mechanism (42) can drive the first placing mechanism (1) to rotate around the width direction of the fiber penetrating apparatus.

11. Fiber penetrating device according to claim 9, wherein the adjusting mechanism (4) comprises a third moving mechanism (43), and the third moving mechanism (43) can drive the first placing mechanism (1) to rotate around the height direction of the fiber penetrating device.

12. The fiber penetrating apparatus according to claim 9, wherein the adjusting mechanism (4) comprises a fourth moving mechanism (44), and the fourth moving mechanism (44) can drive the first placing mechanism (1) to move along the width direction of the fiber penetrating apparatus.

Images