CN216696768U

CN216696768U - MT lock pin coating tool

Info

Publication number: CN216696768U
Application number: CN202220028244.0U
Authority: CN
Inventors: 郭琪; 胡续航; 韩兆春; 谭莉; 郁建科
Original assignee: DONGGUAN XIANGTONG PHOTOELECTRIC TECHNOLOGY CO LTD
Current assignee: DONGGUAN XIANGTONG PHOTOELECTRIC TECHNOLOGY CO LTD
Priority date: 2022-01-05
Filing date: 2022-01-05
Publication date: 2022-06-07
Anticipated expiration: 2032-01-05

Abstract

The utility model provides an MT core insert film coating tool, which comprises: the upper surface of the bottom plate is provided with an accommodating groove extending along the width direction, and the width of the accommodating groove is matched with the length of the second connecting part; the bottom of the accommodating tank is provided with a plated through hole; the limiting pieces are arranged in the accommodating groove at intervals; set up along width direction spacing part and coating film through-hole along width direction interval, the distance between two arbitrary adjacent locating parts along width direction equals with the width of second connecting portion, consequently when placing MT lock pin between two adjacent locating parts, the second connecting portion can insert the spacing inslot, and first connecting portion are blocked outside the spacing groove, can realize the fixed of MT lock pin. When the MT insertion core is placed between two adjacent limiting parts, the outline of the coating through hole is positioned on the inner side of the outline of the end face of one end, deviating from the first connecting part, of the second connecting part, the end face of the MT insertion core is coated on the lower surface of the bottom plate, and the problem that the coating area of the end face of the MT insertion core is too large can be avoided.

Description

MT lock pin coating tool

Technical Field

The utility model relates to the field of MT (MT) ferrule coating, in particular to an MT ferrule coating tool.

Background

The MT ferrule is a component for producing an mpo (multi Push on) connector. The MPO connector is one of the fiber optic connector types, and the MPO is a multi-fiber connector type adopted by the IEEE standard as a 40G/100G transmission connector.

In the production process of the optical fiber connector, in order to improve the service performance of the optical fiber connector and meet the requirements for conducting and processing optical signals, the end face of the optical fiber connector needs to be subjected to film coating processing. The MT inserting core coating tool in the prior art can cause a large coating area on the MT inserting core during coating, and the appearance of a product is influenced.

Therefore, the prior art has defects and needs to be improved and developed.

SUMMERY OF THE UTILITY MODEL

In view of the defects of the prior art, the utility model aims to provide an MT ferrule coating tool, which aims to solve the problem that the MT ferrule coating tool in the prior art causes a large coating area on an MT ferrule when in use.

The technical scheme adopted by the utility model for solving the technical problem is as follows:

an MT (fiber termination) ferrule coating tool comprises a first connecting part connected with an optical fiber and a second connecting part positioned at one end of the first connecting part, which is far away from the optical fiber, wherein the outline of the end face of the second connecting part connected with the first connecting part is positioned on the inner side of the outline of the first connecting part; MT lock pin coating film frock includes:

the upper surface of the bottom plate is provided with an accommodating groove extending along the width direction, and the width of the accommodating groove is matched with the length of the second connecting part; a plated through hole is formed at the bottom of the accommodating groove;

the limiting pieces are arranged in the accommodating groove at intervals; the limiting parts and the film coating through holes are arranged at intervals along the width direction, and the distance between any two adjacent limiting parts along the width direction is equal to the width of the second connecting part; when the MT ferrule is placed between two adjacent limiting pieces, the contour of the coating through hole is positioned on the inner side of the contour of the end face of one end, deviating from the first connecting part, of the second connecting part.

Further, the height of the second connecting part is smaller than the depth of the accommodating groove.

Further, the holding tank is equipped with a plurality ofly, and is a plurality of set up along length direction interval between the holding tank.

Further, along the length direction, the distance between any two adjacent accommodating grooves is greater than or equal to twice the length difference between the first connecting part and the second connecting part.

Further, the bottom plate is an aluminum plate.

Furthermore, the MT insertion core coating tool further comprises a cover plate, and the cover plate and the bottom plate are separately covered.

Furthermore, a through wire passing groove is formed in the cover plate, and when the MT insertion core is placed between two adjacent limiting parts, the optical fiber penetrates through the cover plate through the wire passing groove.

Furthermore, the wire passing grooves are arranged along the length direction and are provided with a plurality of wire passing grooves which are arranged at intervals along the width direction.

Further, the wire passing groove comprises a first hole part and a second hole part;

the first hole part is positioned on one side of the cover plate facing the bottom plate, and the width of the first hole part is matched with that of the first connecting part;

the first hole portion is located on one side, away from the bottom plate, of the cover plate, the second hole portion is communicated with the first hole portion, and the width of the second hole portion is smaller than that of the first hole portion.

Furthermore, the upper surface of the bottom plate is also provided with a clamping groove; the clamping groove is arranged along the length direction, the length of the clamping groove is smaller than that of the bottom plate, and one end of the clamping groove is communicated with the side face of the bottom plate; the width of the clamping groove is gradually increased along the direction departing from the cover plate;

the MT insertion core coating tool further comprises a buckle, wherein the buckle is convexly arranged on the surface, facing the bottom plate, of the cover plate, the shape of the buckle is matched with that of the clamping groove, and the length of the buckle is matched with that of the clamping groove.

According to the technical scheme, the utility model has at least the following advantages and positive effects:

according to the utility model, the upper surface of the bottom plate is provided with the limiting groove, the limiting grooves are internally provided with the plurality of limiting parts at intervals, the distance between any two adjacent limiting parts along the width direction is equal to the width of the second connecting part, and the width of the accommodating groove is matched with the length of the second connecting part, so that when the MT ferrule is placed between the two adjacent limiting parts, the second connecting part can be inserted into the limiting groove, and the outline of the end surface of the second connecting part connected with the first connecting part is positioned on the inner side of the outline of the first connecting part, so that the first connecting part is clamped outside the limiting groove, and the MT ferrule can be fixed. When the MT ferrule is placed between two adjacent limiting parts, the contour of the coating through hole is located on the inner side of the contour of the end face of the second connecting part, which is deviated from one end of the first connecting part, so that the end face of the MT ferrule is coated on the lower surface of the bottom plate, and the problem of overlarge coating area of the end face of the MT ferrule can be avoided. Set up along width direction spacing part and coating film through-hole along width direction interval, consequently, all be equipped with the coating film through-hole between two arbitrary adjacent locating parts along width direction, consequently, can also realize simultaneously carrying out the coating film to a plurality of MT lock pins when fixing a plurality of MT lock pins simultaneously.

Drawings

Fig. 1 is a schematic diagram illustrating an MT ferrule plating tool according to an embodiment of the present invention.

Fig. 2 is a side view of fig. 1.

Figure 3 is a top view of a backplane with an MT ferrule placed thereon.

Fig. 4 is a schematic structural diagram of a bottom plate of the MT ferrule coating tool according to an embodiment of the present invention, wherein the MT ferrule is placed on the bottom plate.

Fig. 5 is a schematic structural diagram of a cover plate of the MT ferrule plating tool in an embodiment of the present invention.

Fig. 6 is a structural schematic diagram of the MT ferrule.

Description of reference numerals:

100. an MT inserting core film coating tool; 1. a base plate; 11. accommodating grooves; 12. a card slot; 13. coating a through hole; 2. a limiting member; 3. a cover plate; 31. a wire passing groove; 311. a first hole portion; 312. a second hole portion; 4. buckling;

200. an MT inserting core; 201. an optical fiber; 202. a first connection portion; 203. a second connecting portion.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

Referring to fig. 1, in an embodiment of the present invention, a MT ferrule plating tool 100 is provided for fixing an MT ferrule 200 during plating of the MT ferrule 200. Referring to fig. 6, the MT ferrule 200 includes an optical fiber 201, a first connecting portion 202 connected to the optical fiber 201, and a second connecting portion 203 located at an end of the first connecting portion 202 away from the optical fiber 201, wherein a contour of an end surface of the second connecting portion 203 connected to the first connecting portion 202 is located inside a contour of the first connecting portion 202, that is, a combination of the second connecting portion 203 and the first connecting portion 202 is stepped.

For convenience of description, referring to the direction of the coordinate system in fig. 1, the direction of the X axis of the coordinate system is referred to as the longitudinal direction, the direction of the Y axis of the coordinate system is referred to as the width direction, and the direction of the Z axis of the coordinate system is referred to as the vertical direction or the height direction. Referring to fig. 1 to 4, the MT ferrule plating tool 100 includes a bottom plate 1 and a limiting member 2 installed on the bottom plate 1. The bottom plate 1 is substantially plate-shaped, and the upper surface thereof is provided with an accommodation groove 11 extending in the width direction, and the accommodation groove 11 is a rectangular groove. The width of the accommodating groove 11 is matched with the length of the second connecting part 203, i.e. the width of the accommodating groove 11 is approximately equal to the length of the second connecting part 203. The bottom of the accommodating groove 11 is provided with a coating through hole 13. The locating part 2 is the rectangle, and the locating part 2 is equipped with a plurality ofly, and a plurality of locating parts 2 interval sets up in holding tank 11. The distance between any two adjacent limiting members 2 along the width direction is equal to the width of the second connecting portion 203, and the width of the accommodating groove 11 is matched with the length of the second connecting portion 203, so when the MT ferrule 200 is placed between two adjacent limiting members 2, the second connecting portion 203 can be inserted into the limiting groove, and since the combination of the second connecting portion 203 and the first connecting portion 202 is step-shaped and the size of the first connecting portion 202 is larger than that of the second connecting portion 203, the first connecting portion 202 is blocked outside the limiting groove, and the MT ferrule 200 can be fixed. The coating through hole 13 is opened at the bottom of the accommodating groove 11, and when the MT ferrule 200 is placed between two adjacent limiting parts 2, the profile of the coating through hole 13 is located at the inner side of the profile of the end face of the second connecting part 203 departing from one end of the first connecting part 202, so that the end face of the MT ferrule 200 is coated on the lower surface of the bottom plate 1, and the problem of overlarge coating area of the end face of the MT ferrule 200 can be avoided. The end face of the MT insertion core 200 can be coated with a coating with a proper size by adjusting the size of the coating through hole 13. The limiting parts 2 and the coating through holes 13 are arranged at intervals along the width direction, so that the coating through holes 13 are arranged between any two adjacent limiting parts 2 along the width direction, and the simultaneous coating of a plurality of MT insertion cores 200 can be realized while a plurality of MT insertion cores 200 are fixed simultaneously.

The assembly of the base plate 1 and the stopper 2 is formed by milling, and compared with the electric discharge machining, the surface roughness can be reduced, and the surface of the MT ferrule 200 can be prevented from being scratched.

Specifically, referring to fig. 1 and 4, as a specific implementation manner of the present embodiment, the height of the second connecting portion 203 is smaller than the depth of the accommodating groove 11, so that when the MT ferrule 200 is inserted into the accommodating groove 11, the end surface of the MT ferrule 200 can be prevented from being damaged by friction. Meanwhile, by inserting the MT ferrule 200 to the limit position, the first connection portion 202 can be abutted against the upper surface of the chassis 1.

Specifically, referring to fig. 4, as a specific implementation manner of the present embodiment, a plurality of accommodating grooves 11 are provided, the plurality of accommodating grooves 11 are arranged at intervals along the length direction, the plurality of accommodating grooves 11 can fix a plurality of MT ferrules 200 at the same time, and can perform film coating on a plurality of MT ferrules 200 at the same time.

Specifically, referring to fig. 4, as a specific implementation manner of the present embodiment, along the length direction, the distance between any two adjacent accommodating grooves 11 is greater than or equal to twice the length difference between the first connecting portion 202 and the second connecting portion 203, so that no interference occurs between any two MT ferrules 200 along the length direction. The distance between two receiving grooves 11 herein means a vertical distance between adjacent groove walls between any adjacent two receiving grooves 11 in the longitudinal direction.

Specifically, referring to fig. 1 and 4, as a specific implementation manner of the present embodiment, the bottom plate 1 is an aluminum plate, and the density of aluminum is relatively low, so that the weight of the aluminum bottom plate 1 is light.

Specifically, referring to fig. 1 and fig. 5, as a specific implementation manner of this embodiment, the MT ferrule plating tool 100 further includes a cover plate 3, the cover plate 3 is separately covered on the bottom plate 1, the MT ferrule 200 is placed on the bottom plate 1, and then the cover plate 3 is covered, so that the MT ferrule 200 can be further fixed. After the coating is finished, the cover plate 3 is taken away, and the MT insertion core 200 can be respectively taken out.

Specifically, referring to fig. 1 and fig. 5, as a specific implementation manner of the present embodiment, the cover plate 3 is provided with a through wire passing groove 31, when the MT ferrule 200 is placed between two adjacent limiting members 2, the optical fiber 201 passes through the cover plate 3 through the wire passing groove 31, so as to prevent the cover plate 3 from being covered to break the optical fiber 201.

Specifically, referring to fig. 1 and 5, as a specific implementation manner of the present embodiment, the wire passing grooves 31 are disposed along the length direction, a plurality of wire passing grooves 31 are disposed along the width direction at intervals, and therefore, when the MT ferrules 200 are mounted on the bottom plate 1, each optical fiber 201 can penetrate through the corresponding wire passing groove 31.

Specifically, referring to fig. 1 and fig. 5, as a specific implementation manner of the present embodiment, the wire guiding groove 31 includes a first hole portion 311 and a second hole portion 312. The first hole 311 is located on the side of the cover plate 3 facing the base plate 1, and the width of the first hole 311 is matched with the width of the first connection portion 202, where the matching means that the width of the first hole 311 is slightly larger than the width of the first connection portion 202, so that the first connection portion 202 can be prevented from being crushed when the cover plate 3 covers the floor, and the first connection portion 202 can be ensured to be limited. Correspondingly, the depth of the first hole portion 311 is greater than the height of the first connection portion 202.

The first hole 311 is located on the side of the cover plate 3 away from the bottom plate 1, the second hole 312 is communicated with the first hole 311, the width of the second hole 312 is smaller than that of the first hole 311, and the optical fiber 201 penetrates through the cover plate 3 along the first hole 311.

Specifically, referring to fig. 1 and fig. 5, as a specific implementation manner of this embodiment, a card slot 12 is further formed on the upper surface of the bottom plate 1. In the direction away from the cover plate 3, the width of the locking groove 12 increases gradually, i.e. the locking groove 12 is substantially prismatic. The clamping groove 12 is arranged along the length direction, the length of the clamping groove 12 is smaller than that of the bottom plate 1, and one end of the clamping groove 12 is communicated with the side face of the bottom plate 1.

The MT inserting core film coating tool 100 further comprises a buckle 4, the buckle 4 is convexly arranged on the surface, facing the bottom plate 1, of the cover plate 3, and the buckle 4 is located on the outermost side of the cover plate 3 in the width direction. The shape of the buckle 4 is matched with that of the clamping groove 12, namely the buckle 4 is roughly prismatic and is arranged along the length direction. When the optical fiber connector is closed, the cover plate 3 and the bottom plate 1 are horizontally arranged in parallel, the cover plate 3 is moved towards one side close to the bottom plate 1 along the length direction, each optical fiber 201 passes through the corresponding wire passing groove 31, the buckle 4 is pushed into the clamping groove 12, and the cover plate 3 is continuously pushed to a preset position. The clamping groove 12 is roughly prismatic, so that the clamping buckle 4 can be prevented from being displaced in the vertical direction. The length of buckle 4 and the length looks adaptation of draw-in groove 12 to the length of draw-in groove 12 is less than the length of bottom plate 1, consequently can carry out spacing to apron 3 in length direction, prevents to push the too big apron 3 that leads to of stroke and separate with bottom plate 1.

In summary, the present invention provides an MT ferrule coating tool 100, in the present invention, a limiting groove is formed on an upper surface of a bottom plate 1, a plurality of limiting members 2 are arranged at intervals in the limiting groove, a distance between any two adjacent limiting members 2 along a width direction is equal to a width of a second connecting portion 203, and a width of an accommodating groove 11 is adapted to a length of the second connecting portion 203, so that when the MT ferrule 200 is placed between two adjacent limiting members 2, the second connecting portion 203 can be inserted into the limiting groove, because a contour of an end surface of the second connecting portion 203 connected with the first connecting portion 202 is located inside a contour of the first connecting portion 202, the first connecting portion 202 is clamped outside the limiting groove, and the MT ferrule 200 can be fixed. The coating through hole 13 is opened at the bottom of the accommodating groove 11, and when the MT ferrule 200 is placed between two adjacent limiting parts 2, the profile of the coating through hole 13 is located at the inner side of the profile of the end face of the second connecting part 203 departing from one end of the first connecting part 202, so that the end face of the MT ferrule 200 is coated on the lower surface of the bottom plate 1, and the problem of overlarge coating area of the end face of the MT ferrule 200 can be avoided. The limiting parts 2 and the coating through holes 13 are arranged at intervals along the width direction, so that the coating through holes 13 are arranged between any two adjacent limiting parts 2 along the width direction, and the simultaneous coating of a plurality of MT insertion cores 200 can be realized while a plurality of MT insertion cores 200 are fixed simultaneously.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Naturally, the above embodiments of the present invention are described in detail, but it should not be understood that the scope of the present invention is limited thereto, and other various embodiments of the present invention can be obtained by those skilled in the art without any creative work based on the embodiments, and the scope of the present invention is subject to the appended claims.

Claims

1. An MT (fiber termination) ferrule coating tool comprises a first connecting part connected with an optical fiber and a second connecting part positioned at one end of the first connecting part, which is far away from the optical fiber, wherein the outline of the end face of the second connecting part connected with the first connecting part is positioned on the inner side of the outline of the first connecting part; the MT inserting core coating tool is characterized by comprising:

2. The MT ferrule coating tool according to claim 1, wherein the height of the second connecting portion is smaller than the depth of the accommodating groove.

3. The MT ferrule coating tool according to claim 1, wherein a plurality of accommodating grooves are provided, and the accommodating grooves are arranged at intervals along the length direction.

4. The MT ferrule plating tool according to claim 3, wherein the distance between any two adjacent accommodating grooves is greater than or equal to two times the length difference between the first connecting part and the second connecting part along the length direction.

5. The MT core inserting film coating tool according to claim 1, wherein the bottom plate is an aluminum plate.

6. The MT ferrule coating tool according to claim 1, further comprising a cover plate, wherein the cover plate is detachably covered on the bottom plate.

7. The MT ferrule coating tool according to claim 6, wherein a through-slot is formed in the cover plate, and when the MT ferrule is placed between two adjacent limiting members, the optical fiber passes through the through-slot and penetrates through the cover plate.

8. The MT ferrule coating tool according to claim 7, wherein the plurality of wire passing grooves are formed along the length direction and are arranged at intervals along the width direction.

9. The MT ferrule coating tool according to claim 8, wherein the wire passing groove comprises a first hole part and a second hole part;

10. The MT core inserting film coating tool according to claim 9, wherein the upper surface of the bottom plate is further provided with a clamping groove; the clamping groove is arranged along the length direction, the length of the clamping groove is smaller than that of the bottom plate, and one end of the clamping groove is communicated with the side face of the bottom plate; the width of the clamping groove is gradually increased along the direction departing from the cover plate;