CN213240608U

CN213240608U - Bunchy optical cable transposition frock

Info

Publication number: CN213240608U
Application number: CN202022017822.4U
Authority: CN
Inventors: 赵庆
Original assignee: Anhui Tongling City Tongdou Special Cable Co ltd
Current assignee: Anhui Tongling City Tongdou Special Cable Co ltd
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2021-05-18
Anticipated expiration: 2030-09-14

Abstract

The utility model discloses a bunchy optical cable stranding tool, which particularly relates to the optical cable production field; the bunched optical cable stranding tool comprises a threading plate, a threading seat, a centering die and a connecting rod, wherein the threading seat and the centering die are respectively fixed on a production line main body; the tightly sleeved optical fibers pass through the threading holes distributed in an array manner on the threading plate, so that the orderly stranding of the tightly sleeved optical fibers is realized, and the disorder of the threads is avoided; through adding the connecting rod structure, the relative position of the threading plate and the connecting rod is more accurate, and the scratch on the surface of the tightly sleeved optical fiber is avoided.

Description

Bunchy optical cable transposition frock

Technical Field

The utility model belongs to optical cable production field, concretely relates to bunched optical cable transposition frock.

Background

With the continuous development of the present technology, the technology of the optical cable is more and more mature. The optical cable is generally divided into a ribbon optical cable and a bundle optical cable, wherein the bundle optical cable is most widely applied in actual production and life; the production process of the bundle-shaped optical cable is relatively complex, and comprises the following steps: the method comprises the following steps of rod making, wire drawing, coloring, sleeve loosening, twisting, sheath sheathing and the like, wherein the twisting step is particularly important, and the tight-buffered optical fiber can enable the optical cable to have certain bending resistance and tensile strength through the twisting step.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art, this disclosed aim at provides a bunched optical cable transposition frock, has solved among the prior art tight tube optic fibre transposition inseparable, the phenomenon of indiscriminate line, fish tail.

The purpose of the disclosure can be realized by the following technical scheme: the utility model provides a bunched optical cable transposition frock includes threading seat and centering die, and threading seat and centering die are installed respectively in the production line main part, and threading seat and centering die and production line main part between be sliding connection.

Furthermore, a threading plate is detachably mounted and fixed above the threading seat.

Furthermore, a plurality of threading holes distributed in an array are formed in the threading plate.

Further, install the threading cover in the threading hole, fasten through interference fit between threading cover and the threading hole.

Furthermore, a mold core is installed at the upper end part of the centering mold, and the mold core is detachably installed and fixed on the centering mold.

Furthermore, a connecting rod is arranged between the threading seat and the centering die, one end of the connecting rod is fixed on the centering die, and the other end of the connecting rod penetrates through the threading seat and is fixed on the threading seat.

Furthermore, an eighth fixing hole is formed in the threading seat, an internal thread is arranged in the eighth fixing hole, and a bolt is screwed into the eighth fixing hole to fix the connecting rod on the threading seat.

Further, the outer circle of the connecting rod is provided with a straight edge.

Furthermore, a plurality of second fixing holes are formed in the lower end portion of the threading seat, and internal threads are arranged in the second fixing holes.

Furthermore, a plurality of third fixing holes are formed in the lower end portion of the centering die, and internal threads are arranged in the third fixing holes.

Drawings

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present disclosure, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

Fig. 1 is an overall structural schematic diagram of an embodiment of the present disclosure.

Detailed Description

The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the embodiments of the present disclosure, and it is obvious that the described embodiments are only a part of the embodiments of the present disclosure, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.

As shown in figure 1, a bunched optical cable transposition frock, including threading board 1, on threading seat 3 of the fixed below of threading board 1, seted up a plurality of first fixed orificess 31 on the threading seat 3, be equipped with the internal thread in the first fixed orificess 31, realize threading board 1 and threading seat 3's detachable connection through bolt 13 and first fixed orificess 31, when being convenient for produce and change the optical cable model, to threading board 1's switching.

A plurality of second fixed orificess 33 have been seted up to the lower tip of threading seat 3, and the internal thread has been seted up to second fixed orifices 33 inside, through the cooperation of bolt with second fixed orifices 33, fixes threading seat 3 on production line main part 5.

In some disclosures, a plurality of second fixed orificess 33 of tip under threading seat 3 are vertical direction and distribute, and the reasonable space that utilizes threading seat 3 and assembly line main part 5 contact segment reaches abundant fastening's purpose, and the arrangement of second fixed orifices 33 includes but is not limited to vertical direction and distributes, as long as can make threading seat 33 fasten on assembly line main part 5.

A plurality of wire passing holes 11 are formed in the upper portion of the threading plate 1, and in the production process of the bundle-shaped optical cable, a plurality of tightly sleeved optical fibers respectively pass through the plurality of wire passing holes 11 in the threading plate 1 to play a role in wire arrangement.

In some disclosures, the plurality of threading holes 11 on the threading plate 1 are distributed in a circular array so that tight-buffered fibers are orderly separated and orderly twisted. Of course, the arrangement of the plurality of threading holes 11 on the threading plate 1 includes, but is not limited to, a circular array, as long as the tight-buffered optical fibers can be orderly separated and orderly twisted.

A thread passing sleeve 2 is arranged in the thread passing hole 11, the thread passing sleeve 2 is in a step shaft shape, one end of a small shaft of the thread passing sleeve 2 passes through the thread passing hole 11, and one end of a large shaft of the thread passing sleeve 2 is in contact with the surface of the thread passing plate 1;

in some disclosures, one end of a small shaft of the wire passing sleeve 2 is clamped with the wire passing hole 11, and the end part of the small shaft of the wire passing sleeve 2 is provided with an outer chamfer 21 for guiding installation and facilitating installation;

in some disclosures, the inner hole of the large axial end of the wire-passing sleeve 2 is provided with a round corner 22 for reducing friction on the surface of the tight-buffered optical fiber, thereby protecting the surface of the tight-buffered optical fiber.

The wire passing sleeve 2 is made of flexible materials, scratch on the surface of the tightly sleeved optical fiber is reduced, in some publications, the wire passing sleeve 2 is made of nylon materials, the material of the wire passing sleeve 2 comprises nylon but is not limited to nylon, and the scratch on the surface of the tightly sleeved optical fiber can be reduced.

A centering die 6 is fixed on the production line main body 5 behind the threading plate 1, and when the bunched optical cable is produced, a plurality of tightly sleeved optical fibers respectively pass through threading holes 11 in the threading plate 1 and then are twisted together to enter the centering die 6.

The lower end of the centering die 6 is provided with a plurality of third fixing holes 64, the third fixing holes 64 are internally provided with internal threads, and the centering die 6 is fixed on the production line main body 5 through the matching of bolts and the third fixing holes 364 in production.

In some publications, a plurality of third fixing holes 64 at the lower end of the centering die 6 are distributed in the horizontal direction, so that the space of the contact part of the centering die 6 and the production line main body 5 is reasonably utilized to achieve the purpose of sufficient fastening, and the arrangement mode of the third fixing holes 64 includes but is not limited to the vertical direction distribution, as long as the centering die 6 can be fixed on the production line main body 5.

The lower end of the centering die 6 is located above the third fixing hole 64 and is provided with a reinforcing rib 63, and the reinforcing rib 63 is used for reinforcing the overall rigidity of the centering die 6, so that the centering die 6 is not easy to deform, and the production quality is ensured.

The upper end part of the centering die 6 is provided with a die core 4, and the diameter size and the roundness of the excircle of a plurality of tightly sleeved optical fibers after being twisted can be controlled by controlling the size of the inner hole of the die core 4.

In some disclosures, a fillet 41 is provided in the inner hole of the core 4 to reduce the friction damage of the core 4 to the surface of the tight-buffered optical fiber.

The mold core 4 is made of flexible materials, scratches on the surface of the tightly sleeved optical fiber are reduced, and in some publications, the mold core 4 is made of nylon materials. However, the material of the core 4 is not limited to nylon, so long as it can reduce the scratch on the surface of the tight-buffered optical fiber.

A plurality of fourth fixed orificess 61 have been seted up to the side of centering 6 upper ends, and the fifth fixed orifices 42 that corresponds with it have been seted up to the side of mold core 4, and in some disclosures, fourth fixed orifices 61 is the screw hole, and fifth fixed orifices 42 is the unthreaded hole, and the bolt passes fifth fixed orifices 42 and screws into fourth fixed orifices 61 to realize the detachable installation of mold core 4 and centering 6, make the maintenance and the change of mold core 4 in actual production process more convenient.

Seted up a sixth fixed 32 on the threading seat 3, set up simultaneously on centering die 6 with the seventh fixed orifices 62 that the sixth fixed 32 is corresponding, eighth fixed orifices 34 have been seted up to the upper end of threading seat 3, connecting rod 7 is located between threading seat 3 and centering die 6, one end is fixed in seven fixed orifices 62 on centering die 6, the other end passes threading seat 3, the other end through bolt and eighth fixed orifices 34 fixes connecting rod 7 on threading seat 3, the relative position when threading seat 3 and centering die 6 installation has been guaranteed, can effectively avoid threading seat 3 and centering die 6 to misplace each other and lead to the phenomenon of the fish tail of tight-buffered optical fiber surface.

In some disclosures, the outer circle of the connecting rod 7 is provided with a straight edge, so that the connecting rod 7 is more stably installed.

The threading seat 3 and the centering die 6 are respectively fixed on the production line main body 5, and the stranding pitch of a plurality of tight-sleeved optical fibers is adjusted by adjusting the distance between the threading seat 3 and the centering die 6, so that the cable with required tightness is achieved.

The working principle is as follows:

in the cable production process, a plurality of tight-buffered optical fibers pass through threading board 1 respectively, avoid indiscriminate line, pass centering die 6 again and through the diameter of mold core 4 in centering die 6 after controlling the transposition of a plurality of tight-buffered optical fibers and the roundness of excircle, the development of the extrusion molding process of the epilogue of being convenient for, the distance of rethread through board 1 and centering die 6 can reach the transposition pitch purpose of adjusting a plurality of tight-buffered optical fibers, mold core 4 and threading cover 2 all adopt flexible material and have seted up the radius angle simultaneously, reducible fish tail of frock cover optic fibre and aramid fiber.

The foregoing illustrates and describes the general principles, principal features, and advantages of the present disclosure. It will be understood by those skilled in the art that the present disclosure is not limited to the embodiments described above, which are presented solely for purposes of illustrating the principles of the disclosure, and that various changes and modifications may be made to the disclosure without departing from the spirit and scope of the disclosure, which is intended to be covered by the claims.

Claims

1. The bunchy optical cable stranding tool is characterized by comprising a threading seat (3) and a centering die (6), wherein the threading seat (3) and the centering die (6) are respectively installed on a production line main body (5), and the threading seat (3), the centering die (6) and the production line main body (5) are in sliding connection;

a threading plate (1) is detachably mounted and fixed above the threading seat (3);

a plurality of threading holes (11) distributed in an array are formed in the threading plate (1);

the novel wire threading device is characterized in that a wire threading sleeve (2) is installed in the wire threading hole (11), and the wire threading sleeve (2) is clamped with the wire threading hole (11).

2. The bunched optical cable stranding tool of claim 1, wherein a mold core (4) is mounted at an upper end of the centering mold (6), and the mold core (4) is detachably mounted and fixed on the centering mold (6).

3. The bunched optical cable stranding tool according to claim 2, wherein a connecting rod (7) is arranged between the stringing seat (3) and the centering die (6), one end of the connecting rod (7) is fixed on the centering die (6), and the other end of the connecting rod penetrates through the stringing seat (3).

4. The bunched optical cable stranding tool of claim 1, wherein an eighth fixing hole (34) is formed in the threading base (3), and an internal thread is formed in the eighth fixing hole (34).

5. The bunched optical cable stranding tool of claim 3, wherein a straight edge is formed on the outer circle of the connecting rod (7).

6. The bunched optical cable stranding tool of claim 1, wherein a plurality of second fixing holes (33) are formed in the lower end portion of the threading seat (3), and internal threads are formed in the second fixing holes (33).

7. The bunched optical cable stranding tool of claim 1, wherein a plurality of third fixing holes (64) are formed in the lower end portion of the centering die (6), and internal threads are formed in the third fixing holes (64).