CN219224103U

CN219224103U - Positioning device and optical fiber connector measuring equipment

Info

Publication number: CN219224103U
Application number: CN202320377248.4U
Authority: CN
Inventors: 刘杰; 白中炎; 孙启
Original assignee: Guangdong Yiyuantong Technology Co ltd
Current assignee: Guangdong Yiyuantong Technology Co ltd
Priority date: 2023-03-03
Filing date: 2023-03-03
Publication date: 2023-06-20
Anticipated expiration: 2033-03-03

Abstract

The utility model belongs to the technical field of optical fiber connectors, and discloses a positioning device and optical fiber connector measuring equipment. The positioning device comprises a mounting plate, a supporting plate, a positioning mechanism, a shaft body and a fixing piece, wherein the mounting plate is mounted on the detection equipment; the supporting plate is arranged on the mounting plate; the positioning mechanism is used for limiting the optical fiber connector; the shaft body extends along a first direction, one axial end of the shaft body is arranged on the supporting plate, and the positioning mechanism is pivoted with the other axial end of the shaft body and can rotate around the shaft body; the fixing piece can fix the shaft body and the positioning mechanism. The positioning device can fix the optical fiber connector in a positioning mode, and then the angle of the optical fiber connector is fixed, so that the detection equipment can perform multi-angle measurement on the optical fiber connector without arranging a plurality of positioning devices. The optical fiber connector measuring equipment can realize multi-angle measurement of the optical fiber connector by adopting one positioning device, and is free from arranging a plurality of positioning devices, simple in structure, convenient to install and low in cost.

Description

Positioning device and optical fiber connector measuring equipment

Technical Field

The present utility model relates to the field of optical fiber connectors, and in particular, to a positioning device and an optical fiber connector measurement device.

Background

The optical fiber connector needs to be placed in the optical module and is precisely positioned and coupled with the lens assembly in the optical module, so that optical signal transmission is realized. In order to match with the internal precise coupling of the optical module and improve the coupling efficiency of the optical module, module manufacturers need to confirm the relative position degree of the end face optical fiber and the ferrule optical fiber hole (the relative position relation between the optical fiber and the ferrule optical fiber hole, the central position deviation of the optical fiber in the ferrule optical fiber hole is too large or the angle between the cut end face of the optical fiber and the optical fiber cylindrical surface exceeds the requirement, which can lead to the low coupling efficiency of the optical fiber connector in the optical module). When measuring the angle of optic fibre and lock pin fiber hole, current positioner is put and is only carried out single direction measurement on check out test set, and it is comparatively inconvenient to detect, if need a plurality of angle measurement to need the multiple anchor clamps of preparation.

Therefore, there is a need to design a positioning device and a fiber optic connector measuring device to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide a positioning device which can fix the angle of the optical fiber connector after positioning, and can achieve the effect of multi-angle measurement of the optical fiber connector by detecting equipment without arranging a plurality of positioning devices.

To achieve the purpose, the utility model adopts the following technical scheme:

positioning device for auxiliary positioning when detecting fiber optic connector, including:

the mounting plate is mounted on the detection equipment;

a support plate mounted on the mounting plate;

the positioning mechanism is used for limiting the optical fiber connector;

the shaft body extends along a first direction, one axial end of the shaft body is mounted on the supporting plate, and the positioning mechanism is pivoted with the other axial end of the shaft body; and

and a fixing member capable of fixing the shaft body to the positioning mechanism.

Optionally, the positioning mechanism includes a rotating plate and a positioning assembly, where the positioning assembly is mounted on the rotating plate and is used for positioning the optical fiber connector, and a threaded through hole facing the shaft body is formed on a side surface of the rotating plate;

the fixing piece is a screw which is in threaded connection with the threaded through hole and is abutted against the shaft body so as to fix the rotating plate.

Optionally, an avoidance space is formed on a side of the rotating plate facing the shaft body, at least a part of the shaft body is located in the avoidance space, and the fixing member passes through the avoidance space and is abutted to the shaft body.

Optionally, the positioning mechanism includes a rotating plate and a positioning assembly mounted on the rotating plate, and one end of the rotating plate can rotate relative to the shaft body;

the positioning assembly comprises a limiting piece, the limiting piece is arranged at the other end of the rotating plate, a first groove is formed in the top surface of the limiting piece, a second groove is formed in the bottom of the first groove, the second groove penetrates through the limiting piece, and the first groove and the second groove are both opened in the first direction;

the side surface of the head of the optical fiber connector can be abutted against the side wall of the first groove along the first direction, the bottom surface of the head of the optical fiber connector can be abutted against the groove bottom of the first groove, the dimension of the second groove along the second direction is matched with the cable diameter of the optical fiber connector, the cable is connected with the head of the optical fiber connector, and the second direction is perpendicular to the first direction.

Optionally, the limiting member includes:

the first limiting piece is arranged at the other end of the rotating plate, one side of the first limiting piece, which faces the first direction, is provided with a mounting groove, the mounting groove divides the first limiting piece into a top part and a bottom part which are connected, and the first groove is arranged at the top part;

and the second limiting piece is arranged in the mounting groove, the second groove is penetrated and arranged at the second limiting piece and the bottom, and the second limiting piece is made of glass materials.

Optionally, the second limiting member is detachably connected with the first limiting member.

Optionally, the side wall of the first groove along the first direction is provided with an adsorption hole, the positioning assembly further includes a vacuum adsorption component, and the vacuum adsorption component is communicated with the adsorption hole.

Optionally, the positioning assembly further includes a clamping member, where the clamping member is mounted on the rotating plate and disposed below the limiting member in the second direction, and the clamping member is used for clamping the cable.

Optionally, the clamping member is adjustable relative to the rotating plate in the second direction.

Another object of the present utility model is to provide an optical fiber connector measurement device, which can realize multi-angle measurement of an optical fiber connector by adopting one positioning device, and has the advantages of no need of a plurality of positioning devices, simple structure, convenient installation and low cost.

the optical fiber connector measuring equipment comprises the detecting equipment and the positioning device, wherein the positioning device is arranged on the detecting equipment.

The utility model has the beneficial effects that:

the utility model provides a positioning device, wherein a supporting plate is used as a carrier for supporting a positioning mechanism after a mounting plate is mounted on a detection device, a shaft body is mounted on the supporting plate, the positioning mechanism is pivoted at the other end of the shaft body, so that the positioning mechanism can rotate around the shaft body relative to the supporting plate, a fixing piece can fix the positioning mechanism after the positioning mechanism rotates to a proper angle, the positioning mechanism can limit and fix an optical fiber connector at the proper angle, and further, the optical fiber connector can adjust the angle relative to the detection device around the shaft body after being limited on the positioning mechanism, thereby realizing multi-angle measurement of the optical fiber connector by the detection device without arranging a plurality of positioning devices.

The utility model also provides a measuring device of the optical fiber connector, which comprises the detecting device and the positioning device, wherein the multi-angle measurement of the optical fiber connector can be realized by adopting one positioning device, a plurality of positioning devices are not required, the structure is simple, the installation is convenient and fast, and the cost is low.

Drawings

FIG. 1 is a schematic diagram of a positioning device according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of a positioning device according to an embodiment of the present utility model.

In the figure:

10. a mounting plate; 20. a support plate; 21. a waist-shaped hole;

30. a positioning mechanism; 31. a rotating plate; 311. an avoidance space; 312. a threaded through hole;

32. a positioning assembly; 321. a limiting piece; 3211. a first limiting member; 32111. a top; 321111, a first groove; 321112, adsorption holes; 32112. a bottom; 321121, a second avoidance subslot; 32113. a mounting groove;

3212. a second limiting piece; 32121. a second limit subslot; 322. a vacuum absorbing member; 323. a clamping member; 40. a shaft body.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

The embodiment provides a positioner, can fix the back corner of fiber connector location, need not to set up a plurality of positioner and can reach the effect that check out test set carries out multi-angle measurement to fiber connector. As shown in fig. 1 and 2, the positioning device comprises a mounting plate 10, a support plate 20, a positioning mechanism 30, a shaft body 40 and a fixing piece (not shown in the drawings), wherein the mounting plate 10 is mounted on a detection device; the support plate 20 is mounted to the mounting plate 10; the positioning mechanism 30 is used for limiting the optical fiber connector; the shaft body 40 extends along a first direction (X direction in fig. 1 and 2), one axial end of the shaft body 40 is mounted on the supporting plate 20, and the positioning mechanism 30 is pivoted with the other axial end of the shaft body 40 and can rotate around the shaft body 40; the fixing member can fix the shaft body 40 and the positioning mechanism 30. Through the arrangement, the mounting plate 10 is mounted on the detection device, the support plate 20 is used as a carrier for supporting the positioning mechanism 30, the shaft body 40 is pivoted on the support plate 20, the positioning mechanism 30 is mounted on the other end of the shaft body 40, the positioning mechanism 30 can rotate around the shaft body 40 relative to the support plate 20, and the fixing piece can fix the positioning mechanism 30 after the positioning mechanism 30 rotates to a proper angle, so that the positioning mechanism 30 can limit and fix the optical fiber connector at the proper angle, and the optical fiber connector can adjust the angle of the relative detection device around the shaft body 40 after being limited on the positioning mechanism 30, thereby realizing multi-angle measurement of the optical fiber connector by the detection device without arranging a plurality of positioning devices.

Optionally, the positioning mechanism 30 includes a rotating plate 31 and a positioning assembly 32, the positioning assembly 32 is mounted on the rotating plate 31 and is used for positioning the optical fiber connector, and a threaded through hole 312 facing the shaft body 40 is formed in the side surface of the rotating plate 31; the fixing member is a screw, which is screwed with the threaded through hole 312 and abuts against the shaft body 40 to fix the rotation plate 31. In the above manner, after the screw is screwed and abutted on the shaft body 40, the rotating plate 31 is fixed, the detection device performs measurement, and after the screw is unscrewed, the rotating plate 31 is subjected to rotation angle adjustment. In this embodiment, the threaded hole is opened in the horizontal direction, the end of the screw is fixed to the outer periphery of the shaft body 40 by friction, in other embodiments, the threaded hole may be opened in the radial direction of the shaft body 40, and the end of the screw directly abuts against the peripheral surface of the shaft body 40, so that the fixing of the positioning mechanism 30 may be realized. Further, on the premise that the threaded hole is formed along the radial direction of the shaft body 40, the periphery of the shaft body 40 can be provided with a circumferential corrugated groove, the fixing piece is a glass bead screw, the tail end of the glass bead screw is abutted to the trough of the corrugated groove, the tail end of the glass bead screw is clamped, and when the angle is adjusted, the positioning mechanism 30 is directly rotated without disassembling the fixing piece. The above modes are all alternatives of fixing the rotating plate 31 by the fixing member, and are not limited herein.

Further, as shown in fig. 2, a side of the rotating plate 31 facing the shaft body 40 is provided with an avoidance space 311, at least a part of the shaft body 40 is located in the avoidance space 311, and the fixing member passes through the avoidance space 311 to be abutted to the shaft body 40. Through the setting in dodging space 311, on the one hand make axis body 40 do not occupy whole positioner's space in the first direction, hide in dodging space 311, on the other hand, provide the space for the wearing of mounting.

Optionally, as shown in fig. 1, the positioning assembly 32 includes a limiting member 321, the limiting member 321 is mounted at the other end of the rotating plate 31, the limiting member 321 is provided with a first groove 321111 on the top surface, the bottom of the first groove 321111 is provided with a second groove, the second groove penetrates through the lower part of the limiting member 321, and both the first groove 321111 and the second groove are opened towards the X direction; the side surface of the head of the optical fiber connector can be abutted against the side wall of the first groove 321111 along the X direction, the bottom surface of the head of the optical fiber connector can be abutted against the groove bottom of the first groove 321111, the second groove is vertically oriented along the second direction (Y direction in fig. 1 and 2, the Y direction in the drawing is vertical direction, and during use, the Y direction changes along with the rotation of the rotating plate 31, but is always perpendicular to the X direction), the size of the optical fiber connector is adapted to the cable diameter of the optical fiber connector, and the cable is connected with the head. Through the arrangement, after the optical fiber connector is installed, the lower part of the head of the optical fiber connector is limited by the bottom of the first groove 321111 in the Y direction, the side surface of the head is limited by the side wall of the first groove 321111, and a cable connected with the head is limited by the second groove, so that the accurate positioning of the whole optical fiber connector is realized.

In the prior art, the limiting parts 321 are all integrally formed by metal, the flatness precision of the plane of the metal machined by the machine is not high, so that the positioning of the optical fiber connector is deviated, and the detected structure is error.

In order to solve the above problem, the limiting member 321 includes a first limiting member 3211 and a second limiting member 3212, the first limiting member 3211 is mounted at the other end of the rotating plate 31, a mounting groove 32113 is formed on one side of the first limiting member 3211 facing the first direction, the mounting groove 32113 divides the first limiting member 3211 into a top portion 32111 and a bottom portion 32112 which are connected, and the first groove 321111 is formed at the top portion 32111; the second limiting piece 3212 is installed in the installation groove 32113, the second groove penetrates through the second limiting piece 3212 and the bottom 32112, and the second limiting piece 3212 is made of glass materials. Because the top surface of the second limiting piece 3212, namely the bottom of the first groove 321111, is made of glass, the glass plate is high in plane precision and stability, the optical fiber connector is placed on the glass plate, and the accuracy of vertical positioning of the optical fiber connector is higher, so that the detection result is more reliable.

It will be appreciated that, as shown in fig. 1, the second limiting piece 3212 is provided with a second limiting sub-groove 32121, the bottom 32112 is provided with a second avoiding sub-groove 321121, the second limiting sub-groove 32121 and the second avoiding sub-groove 321121 together form a second groove, and the size of the second avoiding sub-groove 321121 in the third direction (the Z direction in fig. 1 and 2, the Z direction is perpendicular to the Y direction and the X direction respectively) is greater than the size of the second limiting sub-groove 32121, so that the second avoiding sub-groove 321121 does not affect the limiting of the second limiting sub-groove 32121 on both sides of the cable.

Meanwhile, in order to ensure the limit action of the side wall of the first slot 321111 on the side surface of the optical fiber connector, the side wall of the second slot in the X direction is disposed so as to avoid the side wall of the first slot 321111 in the X direction, that is, the side of the slot wall of the second limit sub-slot 32121 in the X direction, which is away from the first slot 321111, is located on the side of the slot wall of the first slot 321111 in the X direction.

Preferably, the first limiting member 3211 and the second limiting member 3212 are detachably connected, so that when optical fiber connectors with different sizes need to be detected, the second limiting member 3212 provided with the second limiting sub-groove 32121 with different sizes is replaced, and the adaptability of the whole positioning device is improved.

Optionally, after the second limiting piece 3212 is mounted on the mounting groove 32113, the second limiting piece 3212 is glued to the first limiting piece 3211, and if the second limiting piece 3212 needs to be replaced, the glue is scraped. Wherein, the glue can be glass cement.

Preferably, the first groove 321111 is provided with an adsorption hole 321112 along the side wall of the first direction, the positioning assembly 32 further comprises a vacuum adsorption piece 322, the vacuum adsorption piece 322 is communicated with the adsorption hole 321112, through the arrangement, the head of the optical fiber connector is stably adsorbed by the vacuum adsorption piece 322 after being placed, the product is prevented from moving in the detection process, and the condition that multiple detection is needed occurs. Preferably, the adsorption holes 321112 are at least two, the at least two adsorption holes 321112 are arranged at intervals along the Z direction, and the at least two adsorption holes 321112 are both communicated with the vacuum adsorption piece 322, so that the adsorption area of the product is increased, and the stability of product positioning is further improved.

Preferably, the adsorption piece is an adjustable vacuum generator, and the vacuum suction size can be adjusted to meet different detection states and different suction requirements in the process of taking and discharging materials.

Preferably, as shown in fig. 1, the positioning assembly 32 further includes a clamping member 323, the clamping member 323 is mounted on the rotating plate 31 and disposed below the limiting member 321 in the Y direction, and the clamping member 323 is used for clamping the cable of the optical fiber connector. Through the arrangement, the longer cable is fixed by the clamping piece 323, so that the cable below is prevented from being mistakenly touched to cause the head above to move, and re-detection is avoided.

Preferably, the gripping members 323 are adjustable in a second direction relative to the rotatable plate 31. Proper clamping positions can be adjusted according to the softness of different cables, so that the situation that the space below the cables is insufficient to cause cable bending is avoided, and the cables are damaged inside.

Optionally, the rotating plate 31 is provided with a waist-shaped hole 21 extending along the Y direction, a screw is mounted on the back surface of the clamping member 323, the screw penetrates through the waist-shaped hole 21, the nut is in threaded connection with the screw, the nut is screwed, the screw is moved along the Y direction to adjust the clamping position of the clamping member 323, and the clamping member 323 is fixed by screwing the nut.

The embodiment also provides an optical fiber connector measuring device, which comprises a detecting device and the positioning device, wherein the optical fiber connector can be measured at multiple angles by adopting one positioning device, a plurality of positioning devices are not required to be arranged, and the optical fiber connector measuring device is simple in structure, convenient to install and low in cost.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. The positioning device is used for detecting the auxiliary positioning of the optical fiber connector, and is characterized by comprising:

a mounting plate (10) mounted on the detection device;

a support plate (20) mounted on the mounting plate (10);

a positioning mechanism (30) for spacing the optical fiber connectors;

the shaft body (40) extends along a first direction, one axial end of the shaft body (40) is mounted on the supporting plate (20), and the positioning mechanism (30) is pivoted with the other axial end of the shaft body (40); and

and a fixing member capable of fixing the shaft body (40) and the positioning mechanism (30).

2. The positioning device according to claim 1, wherein the positioning mechanism (30) comprises a rotating plate (31) and a positioning assembly (32), the positioning assembly (32) is mounted on the rotating plate (31) and is used for positioning the optical fiber connector, and a threaded through hole (312) facing the shaft body (40) is formed in the side surface of the rotating plate (31);

the fixing piece is a screw which is in threaded connection with the threaded through hole (312) and is abutted to the shaft body (40) so as to fix the rotating plate (31).

3. The positioning device according to claim 2, wherein an avoidance space (311) is formed on one side of the rotating plate (31) facing the shaft body (40), at least part of the shaft body (40) is located in the avoidance space (311), and the fixing member passes through the avoidance space (311) to be abutted to the shaft body (40).

4. A positioning device according to any one of claims 1-3, characterized in that the positioning mechanism (30) comprises a rotating plate (31) and a positioning assembly (32) mounted on the rotating plate (31), one end of the rotating plate (31) being rotatable relative to the shaft body (40);

the positioning assembly (32) comprises a limiting piece (321), the limiting piece (321) is arranged at the other end of the rotating plate (31), a first groove (321111) is formed in the top surface of the limiting piece (321), a second groove is formed in the bottom of the first groove (321111), the second groove penetrates through the limiting piece (321), and the first groove (321111) and the second groove are both opened in the first direction;

the side surface of the head of the optical fiber connector can be abutted with the side wall of the first groove (321111) along the first direction, the bottom surface of the head of the optical fiber connector can be abutted with the groove bottom of the first groove (321111), the dimension of the second groove along the second direction is matched with the cable diameter of the optical fiber connector, the cable is connected with the head of the optical fiber connector, and the second direction is perpendicular to the first direction.

5. The positioning device according to claim 4, wherein the limiting element (321) comprises:

the first limiting piece (3211) is arranged at the other end of the rotating plate (31), one side, facing the first direction, of the first limiting piece (3211) is provided with a mounting groove (32113), the mounting groove (32113) divides the first limiting piece (3211) into a top (32111) and a bottom (32112) which are connected, and the first groove (321111) is formed in the top (32111);

the second limiting piece (3212) is installed in the installation groove (32113), the second groove penetrates through and is formed in the second limiting piece (3212) and the bottom (32112), and the second limiting piece (3212) is made of glass materials.

6. The positioning device according to claim 5, characterized in that the second stop (3212) is detachably connected to the first stop (3211).

7. The positioning device according to claim 5, wherein a suction hole (321112) is formed in a side wall of the first groove (321111) along the first direction, the positioning assembly (32) further comprises a vacuum suction member (322), and the vacuum suction member (322) is communicated with the suction hole (321112).

8. The positioning device according to claim 4, wherein the positioning assembly (32) further comprises a clamping member (323), the clamping member (323) being mounted on the rotating plate (31) and arranged below the limiting member (321) in the second direction, the clamping member (323) being adapted to clamp the cable.

9. The positioning device according to claim 8, wherein the gripping member (323) is adjustable in the second direction relative to the rotating plate (31).

10. Optical fiber connector measuring device, characterized by comprising a detection device and a positioning device according to any of claims 1-9, said positioning device being mounted on said detection device.