CN113926662B - Method for producing MT jumper wire by using dispensing positioning tool - Google Patents

Abstract

The invention provides a method for producing an MT jumper by using a dispensing positioning tool, wherein the top of a workbench of the dispensing positioning tool is uniformly provided with wire grooves aligned along a straight line, each wire groove is internally provided with a fixing groove for fixing two MT inserting cores and a tail sleeve, and the bottom of each wire groove is provided with a dispensing groove; the fixing grooves arranged in all the wire grooves side by side are communicated with each other; the method comprises the steps of combining and taking a first jumper wire and a second jumper wire according to a fiber arrangement sequence, penetrating a tail sleeve on an optical fiber after combining and taking, clamping an MT (multi-terminal) inserting core and the tail sleeve of the first jumper wire and the second jumper wire into a fixing groove of a workbench side by side to be positioned, dispensing soft silica gel into a glue dispensing groove, after the silica gel is cured for two hours, mounting an MT inserting core required by the tail sleeve, dispensing 353ND glue into a window of the MT inserting core, starting a curing furnace to cure the 353ND glue, and polishing the optical fiber after combining and taking out of the MT inserting core. The invention solves the problems of substandard manual making length, easy damage of products and high cost input in the prior art, and has the effects of improving the product quality and the qualification rate of finished products and reducing the production cost.

Description

Method for producing MT jumper wire by using dispensing positioning tool

Technical Field

The invention relates to the technical field of optical fiber production, in particular to a method for producing an MT jumper by using a dispensing positioning tool.

Background

The active optical cable refers to an optical cable with optical transceivers at two ends for providing photoelectric conversion and optical transmission functions. The active optical cable has important application significance in the field of optical communication, and a large number of the active optical cable is applied to information storage and data exchange of a data center, multimedia exchange, multimedia high-definition display, the field of consumer electronics and the like, and has penetrated each corner of a high-speed interconnection market.

The conventional sixteen-core MT-2X 8-core MT core jumper is manually manufactured in the manufacturing process, and the distance between two eight-core MT insertion cores and sixteen-core MT insertion cores cannot be effectively positioned, so that the manufactured jumper finished product cannot reach the qualified length, and a large amount of scrap is caused;

in the manufacturing process, workers do not have the anti-wear tool, and the optical fiber is easily damaged and twisted off in the manufacturing process, so that the product performance and the appearance are poor;

meanwhile, the production efficiency is low and the first pass rate is low through manual manufacturing, so that the first pass rate of the product is low, and the investment of labor cost and material cost is high.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides a method for producing an MT jumper by using a dispensing positioning tool, which solves the problems that the manual manufacturing length does not reach the standard, the product is easy to damage and the cost investment is high in the prior art.

According to the embodiment of the invention, the method for producing the MT jumper by using the dispensing positioning tool comprises a workbench, wherein the top of the workbench is uniformly provided with wire grooves aligned along a straight line, each wire groove is internally provided with a fixing groove for fixing two MT ferrules and a tail sleeve, the bottom of each wire groove is provided with a dispensing groove, and the dispensing groove is positioned on one side of the tail sleeve away from the ferrules; the fixing grooves arranged in all the wire grooves side by side are communicated with each other;

the production method comprises the following steps:

the method comprises the following steps: the first jumper wire and the second jumper wire are manufactured according to an MT jumper wire manufacturing process, and MT inserting cores of the first jumper wire and the second jumper wire are installed;

step two: the first jumper and the second jumper are combined according to the fiber arrangement sequence, and the tail is sleeved on the combined optical fiber;

step three: the MT inserting core and the tail sleeve of the first jumper and the second jumper are clamped into a fixed groove of a workbench side by side for positioning, and the optical fiber is arranged in a wire groove;

step four: after the positioning is finished, soft silica gel is dispensed into the gel slot, and the gel dispensing is full so as to ensure the bonding and the positioning between the tail sleeve and the optical fiber;

step five: after the silica gel is solidified for two hours, installing an MT (MT) inserting core required by the tail sleeve, and transmitting the optical fiber subjected to banding into the MT inserting core to obtain a semi-finished product;

step six: placing the semi-finished product in a curing furnace, dispensing 353ND glue into a window of the MT insertion core, starting the curing furnace to cure the 353ND glue, wherein the curing time is two hours, and realizing the fixation of the MT insertion core;

step seven: after the solidification is finished, polishing the optical fiber which is combined with the optical fiber and penetrates out of the MT ferrule so that no optical fiber penetrates out of the end face of the MT ferrule;

step eight: and (5) detecting the appearance and performance indexes of the product, and screening out qualified finished products.

The technical principle of the invention is as follows:

the MT jumper is produced at one time through the dispensing positioning tool, a plurality of machining processes required by the MT jumper production in the existing process are replaced, the processes are compressed into one process, the turnover process in the product production is reduced, and the material cost and the labor cost are reduced.

The size of the MT jumper wire is determined through the wire grooves and the fixing grooves in the workbench, the machining precision is improved, the size of a finished product is stable, the consistency is good, and the qualification rate of the product is improved.

The work table replaces hands to support the MT jumper, the burden of workers is reduced, meanwhile, the situation that the optical fiber at the insertion core is easy to break and crack in the manufacturing process is avoided, the optical fiber is placed in the wire groove during production, and the first pass rate of product production and the qualification rate of finished products are increased.

Drawings

Fig. 1 is a schematic diagram of a primary processing structure of a product according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a semi-finished product according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a finished product according to an embodiment of the present invention.

In the above drawings: 1. a work table; 2. a first jumper wire; 3. a second jumper wire; 4. a tail sleeve; 5. silica gel.

Detailed Description

The technical solution of the present invention is further explained with reference to the drawings and the embodiments.

As shown in fig. 1, in order to shorten a production process of a product and improve a yield of the product, an embodiment of the invention provides a dispensing positioning tool, which includes a workbench 1, wherein wire slots aligned along a straight line are uniformly formed in the top of the workbench 1, a fixing slot for fixing two MT ferrules and a tail sleeve 4 is formed in each wire slot, a dispensing slot is formed in the bottom of each wire slot, and the dispensing slot is located on one side, far away from the ferrule, of the tail sleeve 4.

Three fixed slots have been seted up to every wire casing, go into two fixed slots with the MT lock pin on first wire jumper 2 and the second wire jumper 3 respectively card, tail cover 4 card goes into in the third fixed slot, make first wire jumper 2, the relative position of second wire jumper 3 and tail cover 4 is fixed, the size of product production has been guaranteed, the wire casing is gone into to the optic fibre card for the jumper connection, optic fibre is in the state of following sharp alignment, the rupture and the laceration of optic fibre have been avoided, owing to be provided with a plurality of wire casings, multiunit MT wire jumper can be placed once to a workstation 1, after MT wire jumper is fixed to be accomplished, carry out the point of soft silica gel and glue the work, once carry out the point of multiunit MT silica gel 5 and glue, the efficiency of production is improved.

As shown in fig. 1, to facilitate processing of the fixing grooves, the fixing grooves arranged side by side in all the wire grooves are communicated with each other. The fixed grooves in one row are grooved at one time, so that the manufacturing cost of the workbench 1 is reduced.

As shown in fig. 1-3, in order to reduce the production cost and improve the qualification rate of the finished product, the invention provides a method for producing an MT jumper by using a dispensing positioning tool, which comprises the following steps: the method comprises the following steps: manufacturing the first jumper wire 2 and the second jumper wire 3 according to an MT jumper wire manufacturing process, and completing MT inserting core installation of the first jumper wire 2 and the second jumper wire 3; step two: combining the first jumper wire 2 and the second jumper wire 3 according to the fiber arrangement sequence, and penetrating the tail sleeve 4 on the combined optical fibers; step three: the MT inserting cores of the first jumper wire 2 and the second jumper wire 3 and the tail sleeve 4 are clamped into a fixing groove of the workbench 1 side by side for positioning, and optical fibers are placed in a wire groove; step four: after positioning is finished, soft silica gel 5 is dispensed into the gel slot, and the gel is fully dispensed to ensure bonding and positioning between the tail sleeve 4 and the optical fiber; step five: after the silica gel 5 is solidified for two hours, installing the MT inserting core required by the tail sleeve 4, and transmitting the optical fiber subjected to ribbon combination into the MT inserting core to obtain a semi-finished product; step six: placing the semi-finished product in a curing oven, dispensing 353ND glue into a window of the MT insertion core, starting the curing oven to cure the 353ND glue, wherein the curing time is two hours, and fixing the MT insertion core; step seven: after the solidification is finished, polishing the optical fiber which is combined with the optical fiber and penetrates out of the MT ferrule so that no optical fiber penetrates out of the end face of the MT ferrule; step eight: and (5) detecting the appearance and performance indexes of the product, and screening out qualified finished products.

The first jumper wire 2 and the second jumper wire 3 are respectively a one-to-eight-core MT jumper wire and a two-to-eight-core MT jumper wire, the tail sleeve 4 is sixteen cores, the installation inserting core of the tail sleeve 4 is a sixteen-core MT inserting core, and before the optical fibers on the first jumper wire 2 and the second jumper wire 3 are brought together, the MT inserting cores on the first jumper wire 2 and the second jumper wire 3 are fixed by 353ND glue.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims (1)

1. A method for producing MT jumper by using a dispensing and positioning tool is characterized in that: the dispensing positioning tool comprises a workbench (1), wherein wire grooves aligned along a straight line are uniformly formed in the top of the workbench (1), a fixing groove for fixing two MT insertion cores and a tail sleeve (4) is formed in each wire groove, a dispensing groove is formed in the bottom of each wire groove, and the dispensing groove is located on one side, away from the insertion cores, of the tail sleeve (4); fixing grooves which are arranged in all the wire grooves side by side are communicated with each other;

the production method comprises the following steps:

the method comprises the following steps: manufacturing the first jumper wire (2) and the second jumper wire (3) according to an MT jumper wire manufacturing process, and completing MT inserting core installation of the first jumper wire (2) and the second jumper wire (3);

step two: combining the first jumper (2) and the second jumper (3) according to the fiber arrangement sequence, and penetrating the tail sleeve (4) on the combined optical fibers;

step three: the MT inserting cores of the first jumper (2) and the second jumper (3) and the tail sleeve (4) are clamped into a fixing groove of the workbench (1) side by side for positioning, and optical fibers are arranged in a wire groove;

step four: after the positioning is finished, soft silica gel (5) is dispensed into the glue dispensing groove, and the glue dispensing is full to ensure the bonding and the positioning between the tail sleeve (4) and the optical fiber;

step five: after the silica gel (5) is solidified for two hours, installing the MT inserting core required by the tail sleeve (4), and transmitting the optical fiber subjected to ribbon combination into the MT inserting core to obtain a semi-finished product;

step six: placing the semi-finished product in a curing oven, dispensing 353ND glue into a window of the MT insertion core, starting the curing oven to cure the 353ND glue, wherein the curing time is two hours, and fixing the MT insertion core;

step seven: after the solidification is finished, polishing the optical fiber which is combined with the optical fiber and penetrates out of the MT ferrule so that no optical fiber penetrates out of the end face of the MT ferrule;

step eight: and (5) detecting the appearance and performance indexes of the product, and screening out qualified finished products.

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