CN218866162U

CN218866162U - Grinding clamp for bidirectional clamping of MT (Multi-terminal) ferrule

Info

Publication number: CN218866162U
Application number: CN202223244907.1U
Authority: CN
Inventors: 孙传生
Original assignee: XFS COMMUNICATIONS Inc
Current assignee: XFS COMMUNICATIONS Inc
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-04-14
Anticipated expiration: 2032-12-05

Abstract

The utility model provides a grinding fixture of two-way centre gripping of MT lock pin, the utility model discloses grinding fixture of two-way centre gripping of MT lock pin is provided with on the grinding fixture body and presss from both sides the silo and adjust the mounting including grinding the fixture body, presss from both sides the silo and is provided with two sets of adjacent double-layered material walls, adjusts the mounting including regulation portion and butt portion, butt portion and two sets of lateral wall cooperation butts that the MT lock pin is adjacent. The beneficial effects of the utility model are that: the problem that the clamping stability of the MT insertion core is poor can be effectively solved in the prior art by adopting the existing clamping mode of the MT grinding clamp, by using the product structure, the abutting parts abut against two groups of side walls adjacent to the MT insertion core, and abutting forces in the directions close to the two groups of material clamping walls can be applied to the MT insertion core through adjusting the fixing parts, so that the MT grinding clamp can be matched with the two groups of material clamping walls for clamping and fixing, high-precision clamping can be realized, the problem that the grinding precision is reduced due to the fact that the MT grinding clamp swings in the horizontal left and right directions occur is effectively avoided, and the processing efficiency is improved.

Description

Grinding fixture for bidirectional clamping of MT (multiple terminal) ferrule

Technical Field

The utility model relates to an optic fibre processing technology field, concretely relates to grinding fixture of two-way centre gripping of MT lock pin.

Background

With the rapid development of optical fiber technology, optical fibers are used as carriers for optical path transmission, and need to be connected to various control devices during transmission and control. Optical path transmission therefore plays an important role in modern communications. And grinding and polishing are very critical processing steps in the optical fiber processing. When producing and processing precise optical fiber, in order to ensure grinding and polishing precision, the method needs to be used

In order to hold and grind the end of the precision optical fiber in a grinding jig to ensure that the precision of the precision optical fiber after grinding meets the requirements, the precision optical fiber has a small overall size and high grinding requirements, and therefore the requirements on the grinding jig are also very high.

The existing MT grinding clamp only adopts a clamping mode that a push block tightly pushes an MT inserting core from the right front to the back, and the left side and the right side are not stressed, so that the stability of clamping the MT inserting core is poor, the horizontal left-right direction swing is easily caused in the grinding process, the precision of optical fiber grinding is reduced, the difference between each optical fiber is large, and the processing efficiency is low.

SUMMERY OF THE UTILITY MODEL

For solving the problem among the prior art, the utility model provides a grinding anchor clamps of two-way centre gripping of MT lock pin has solved prior art, and the centre gripping mode that adopts current MT grinding anchor clamps is only that the ejector pad pushes up behind the dead ahead of MT lock pin tightly, and the left and right sides does not have the mode of atress, and the centre gripping stability that leads to appearing the MT lock pin is relatively poor, appears the swing of horizontal left and right directions and the lower problem of precision that optic fibre ground easily in the grinding process.

The utility model relates to a grinding fixture of two-way centre gripping of MT lock pin, including grinding the anchor clamps body, be provided with on the grinding anchor clamps body and press from both sides the silo and adjust the mounting, it is used for placing the MT lock pin to press from both sides the silo, it is provided with two sets of adjacent double-layered material walls to press from both sides the silo, it includes regulating part and butt portion to adjust the mounting, regulating part is used for driving butt portion to remove to being close to MT lock pin direction, butt portion and the adjacent two sets of lateral wall cooperation butt of MT lock pin, it can apply respectively to the MT lock pin to adjust the mounting to be close to the butt power of two sets of double-layered material wall directions, and butt portion can cooperate two sets of double-layered material walls to press from both sides tight fixedly to the MT lock pin.

The utility model discloses do further improvement, butt portion is served towards MT lock pin and is provided with two sets of linking arms, the shape and the adjacent two sets of lateral wall phase-matchings of MT lock pin of two sets of linking arms.

The utility model discloses do further improvement, butt portion is the butt piece, and regulation portion is the regulation double-screw bolt, and regulation double-screw bolt and grinding anchor clamps body threaded connection, regulation double-screw bolt tip are provided with the connector, and butt portion is close to regulation double-screw bolt one end and is provided with the spread groove, and the connector setting is in the spread groove to the connector can be at the spread groove internal rotation.

The utility model discloses make further improvement, grind the anchor clamps body and include first anchor clamps and second anchor clamps, first anchor clamps and second anchor clamps can dismantle the connection, and the opposite face of first anchor clamps and second anchor clamps all is provided with presss from both sides the material breach, presss from both sides the silo and comprises two sets of material breachs of pressing from both sides.

The utility model discloses do the further improvement, be provided with in the second anchor clamps and adjust mounting cooperation motion chamber, the motion intracavity be provided with regulation portion complex internal thread, adjust the mounting and can prolong the motion chamber and set up the direction and carry out screw-thread fit regulation removal.

The utility model discloses make further improvement, first anchor clamps are provided with first installation screw hole towards second anchor clamps one end, be provided with on the second anchor clamps with first installation screw hole complex second installation screw hole, first anchor clamps and second anchor clamps pass second installation screw hole and first installation screw hole fixed connection through the screw.

The utility model discloses make further improvement, the direction that sets up of motion chamber intersects with the face of two sets of double-layered material walls respectively to adjust the motion direction of mounting and the non-mutually perpendicular state of face of two sets of double-layered material walls.

The utility model discloses make further improvement, first anchor clamps still include the joint groove towards second anchor clamps one end, be provided with on the second anchor clamps with joint groove complex joint piece, through the supplementary first anchor clamps of joint groove and joint piece cooperation and second anchor clamps installation.

Compared with the prior art, the beneficial effects of the utility model are that: by adopting the mechanism, the problems that in the prior art, the clamping mode of the existing MT grinding clamp only adopts the mode that the push block pushes the MT insertion core right ahead and backwards, the left side and the right side are not stressed, so that the clamping stability of the MT insertion core is poor, and the swinging in the horizontal left-right direction and the precision of optical fiber grinding are easy to occur in the grinding process can be solved.

Drawings

In order to illustrate the present application or prior art more clearly, a brief description of the drawings needed for the description of the embodiments or prior art will be given below, it being clear that the drawings in the following description are some embodiments of the present application and that other drawings can be derived from them by a person skilled in the art without inventive effort.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure in another direction of the present invention;

FIG. 3 is a schematic view of a first fixture;

FIG. 4 is a schematic view of the structure of the abutment block;

FIG. 5 is a schematic view of an adjusting stud structure;

fig. 6 is a partial cross-sectional view of the present invention.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and claims of this application or in the above-described drawings are used for distinguishing between different objects and not for describing a particular order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings.

As shown in fig. 1-6, the utility model relates to a grinding fixture for bidirectional holding of MT ferrule, including grinding fixture body 1, be provided with on grinding fixture body 1 and press from both sides silo 2 and adjust mounting 3.

The grinding clamp body 1 comprises a first clamp 11 and a second clamp 12, and opposite surfaces of the first clamp 11 and the second clamp 12 are provided with material clamping notches 111.

The first clamp 11 is provided with a first mounting screw hole 112 and a clamping groove 113 on the left and right sides of the end surface facing the second clamp 12, and the second clamp 12 is provided with a second mounting screw hole 121 and a clamping block 122 on the left and right sides of the end surface facing the first clamp 11.

First anchor clamps 11 pass through joint groove 113 and the cooperation of joint piece 122, play the effect of the supplementary installation location before the installation, then pass second installation screw hole 121 and first installation screw hole 112 through the screw in proper order and accomplish the assembly of first anchor clamps 11 and second anchor clamps 12 for the dismouting is comparatively convenient.

After the first clamp 11 and the second clamp 12 are assembled, the material clamping notches 111 on the first clamp 11 and the second clamp 12 form a material clamping groove 2, and the shape of the material clamping groove 2 is consistent with that of the MT ferrule 4 and is rectangular.

It presss from both sides the material wall to be provided with four groups in the silo 2, four groups press from both sides the material wall and are first press from both sides the material wall 21 respectively, the second presss from both sides the material wall 22, third presss from both sides the material wall 23 and the fourth presss from both sides the material wall 24, be provided with in the second anchor clamps 12 with adjust 3 complex motion chambeies of mounting, and be provided with in the motion intracavity with adjust 3 complex internal threads of mounting, adjust mounting 3 and set up in the motion chamber, 11 terminal surfaces of first anchor clamps are kept away from to motion chamber one end intercommunication second anchor clamps 12, the motion chamber other end communicates third and presss from both sides the material wall 23.

The adjusting and fixing part 3 can be adjusted and moved in a threaded fit manner along the setting direction of the movement cavity through the setting of the movement cavity, and the adjusting and fixing part 3 can penetrate through the third material clamping wall 23 to fix the MT insertion core 4 in the material clamping groove 2.

The adjusting fixing member 3 includes an abutting portion and an adjusting portion, the abutting portion is an abutting block 31, the adjusting portion is an adjusting stud 32, a connecting head 321 is arranged at the end portion of the adjusting stud 32, a connecting groove 311 is arranged at one end, close to the adjusting stud 32, of the abutting block 31, the connecting groove 321 is arranged in the connecting groove 311, and the connecting head 321 can rotate in the connecting groove 311.

The adjusting stud 32 is screwed into the inner thread of the movement chamber.

The moving direction of the adjusting fixing member 3 intersects with the surfaces of the first material clamping wall 21 and the second material clamping wall 22 respectively, and the moving direction of the adjusting fixing member 3 is not perpendicular to the surfaces of the first material clamping wall 21 and the second material clamping wall 22.

The abutting block 31 is provided with two sets of connecting arms 312 facing one end of the MT ferrule 4, and the shapes of the two sets of connecting arms 312 are matched with the two sets of adjacent side walls of the MT ferrule 4.

By adjusting the adjusting studs 32, the adjusting studs 32 control the abutting blocks 31 to pass through the third material clamping wall 23 to apply abutting force to the MT ferrule 4 in the directions of the first material clamping wall 21 and the second material clamping wall 22, and the MT ferrule 4 is clamped and fixed by matching between the two groups of connecting arms 312 and the first material clamping wall 21 and the second material clamping wall 22.

An adjusting groove 322 is arranged in one end of the adjusting stud 32, which is far away from the connector 321, and the adjusting stud 32 is rotatably adjusted by being clamped into the adjusting groove 322 by a wrench.

The embodiment provides a use method of a grinding clamp for bidirectionally clamping an MT (MT) ferrule, which comprises the following steps: the embodiment of the utility model provides a can realize comparing in the centre gripping mode of current MT grinding jig, have the high advantage of centre gripping stability.

Firstly, the MT ferrule 4 to be processed is placed in the material clamping groove 2, the adjusting groove 322 in the adjusting stud 32 is clamped by a wrench, the adjusting stud 32 is rotationally adjusted, and the abutting block 31 is continuously pushed by the adjusting stud 32.

The abutment block 31 extends out of the third clamping wall 23 and continues to move, and the two sets of connecting arms 312 of the abutment block 31 gradually contact with the two adjacent sets of side walls of the MT ferrule 4.

Until the two groups of connecting arms 312 on the abutting part abut against each other, and abutting force in the direction of the first material clamping wall 21 and the second material clamping wall 22 is applied to the MT ferrule 4, the two groups of connecting arms 312, the first material clamping wall 21 and the second material clamping wall 22 are matched with each other to clamp and fix the periphery of the MT ferrule 4, and the clamping process of the MT ferrule 4 is completed.

From the above, the beneficial effects of the utility model are that: by adopting the mechanism, the problems that in the prior art, the clamping mode of the existing MT grinding clamp is only that the push block pushes the MT insertion core 4 from the right front to the back, the left side and the right side are free of stress, so that the clamping stability of the MT insertion core 4 is poor, and the swinging in the horizontal left and right directions and the low precision of optical fiber grinding are easy to occur in the grinding process can be effectively solved.

In the above embodiment, two sets of connecting arms 312 are disposed on the abutting block 31 facing one end of the MT ferrule 4, and the shapes of the two sets of connecting arms 312 are matched with the two sets of side walls adjacent to the MT ferrule 4, it is obvious that the shape of the two sets of connecting arms 312 may also be selected from other abutting shapes, the above collision is not limited, and the shape may also be circular arc, and the like, as long as the supporting contacts can be provided for the two sets of side walls adjacent to the MT ferrule 4, and the technical effect of the above scheme can also be achieved.

In the above embodiment, four groups of material clamping walls are arranged in the material clamping groove 2, the four groups of material clamping walls are respectively a first material clamping wall 21, a second material clamping wall 22, a third material clamping wall 23 and a fourth material clamping wall 24, a moving cavity matched with the adjusting fixing member 3 is arranged in the second fixture 12, an internal thread matched with the adjusting fixing member 3 is arranged in the moving cavity, one end of the moving cavity is communicated with the second fixture 12 and is far away from one end face of the first fixture 11, and the other end of the moving cavity is communicated with the third material clamping wall 23.

The above-mentioned embodiments are preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, and the scope of the present invention includes but is not limited to the above-mentioned embodiments, and all equivalent changes made according to the present invention are within the protection scope of the present invention.

Claims

1. The utility model provides a grinding anchor clamps of two-way centre gripping of MT lock pin which characterized in that: including grinding the anchor clamps body, be provided with on the grinding anchor clamps body and press from both sides the silo and adjust the mounting, it is used for placing the MT lock pin to press from both sides the silo, it is provided with two sets of adjacent material clamping walls to press from both sides the silo, it includes regulation portion and butt portion to adjust the mounting, the regulation portion is used for the drive butt portion removes to being close to MT lock pin direction, butt portion and the adjacent two sets of lateral walls cooperation butt of MT lock pin, adjust the mounting can apply respectively to the MT lock pin to be close to the butt power of two sets of material clamping wall directions, and butt portion can cooperate two sets of material clamping walls to press from both sides the clamp tightly fixedly to the MT lock pin.

2. The MT ferrule bi-directional clamping grinding fixture of claim 1, wherein: and one end of the abutting part facing the MT insertion core is provided with two groups of connecting arms, and the shapes of the two groups of connecting arms are matched with the two adjacent groups of side walls of the MT insertion core.

3. The MT ferrule bi-directional clamping abrasive clamp of claim 1, wherein: the butt joint portion is the butt joint piece, regulation portion is the regulation double-screw bolt, adjust the double-screw bolt with grind anchor clamps body threaded connection, it is provided with the connector to adjust the double-screw bolt tip, butt joint portion is close to regulation double-screw bolt one end and is provided with the spread groove, the connector sets up in the spread groove, and the connector can the spread groove internal rotation.

4. The MT ferrule bi-directional clamping abrasive clamp of claim 2, wherein: the grinding fixture body comprises a first fixture and a second fixture, the first fixture and the second fixture are detachably connected, the opposite surfaces of the first fixture and the second fixture are provided with material clamping notches, and the material clamping groove is composed of two sets of material clamping notches.

5. The MT ferrule bi-directional clamping abrasive clamp of claim 4, wherein: the second fixture is internally provided with a movement cavity matched with the adjusting fixing piece, an internal thread matched with the adjusting part is arranged in the movement cavity, and the adjusting fixing piece can be adjusted and moved along the setting direction of the movement cavity in a threaded matching manner.

6. The MT ferrule bi-directional clamping grinding fixture of claim 4, wherein: first anchor clamps towards second anchor clamps one end is provided with first installation screw hole, be provided with on the second anchor clamps with first installation screw hole complex second installation screw hole, first anchor clamps with the second anchor clamps pass through the screw second installation screw hole with first installation screw hole fixed connection.

7. The MT ferrule bi-directional clamping grinding fixture of claim 5, wherein: the setting direction of the movement cavity is respectively intersected with the surfaces of the two groups of material clamping walls, and the movement direction of the adjusting and fixing part is not mutually vertical to the surfaces of the two groups of material clamping walls.

8. The MT ferrule bi-directional clamping abrasive clamp of claim 6, wherein: the first clamp faces the second clamp one end and further comprises a clamping groove, a clamping block matched with the clamping groove is arranged on the second clamp, and the first clamp and the second clamp are installed in a matched mode through the clamping groove and the clamping block.