CN220671681U

CN220671681U - Optical fiber thermal stripping device

Info

Publication number: CN220671681U
Application number: CN202322350002.0U
Authority: CN
Inventors: 高标; 鲁盟盟
Original assignee: Nanjing Xingyao Shenzhou Communication Technology Co ltd
Current assignee: Nanjing Xingyao Shenzhou Communication Technology Co ltd
Priority date: 2023-08-30
Filing date: 2023-08-30
Publication date: 2024-03-26
Anticipated expiration: 2033-08-30

Abstract

The utility model relates to the technical field of optical fiber processing devices, in particular to an optical fiber thermal stripper, which comprises an upper pressing plate and a lower pressing plate, wherein the tail end of the upper pressing plate is hinged with the tail end of the lower pressing plate through a damping rotating shaft, a first heating plate is arranged on the upper surface of the lower pressing plate, a second heating plate corresponding to the first heating plate is arranged on the lower surface of the upper pressing plate, a lower blade perpendicular to the first heating plate is arranged on the side surface of the first heating plate, an upper blade perpendicular to the second heating plate is arranged on the side surface of the second heating plate, the cutting edges of the upper blade and the lower blade are arranged in opposite directions, and the upper blade and the lower blade are enclosed to form a stripping space for an optical fiber to pass through when being close to each other. The upper blade and the lower blade arranged on the two side surfaces cut the optical fiber protection layer or the coating layer after heating, the coating layer can be removed once when the optical fiber is pulled out, and meanwhile, the phenomena of low efficiency and low quality of stripping the optical fiber caused by fatigue of workers are avoided.

Description

Optical fiber thermal stripping device

Technical Field

The utility model relates to the technical field of optical fiber processing devices, in particular to an optical fiber thermal stripper.

Background

The optical fiber is a short-term optical fiber, which is a fiber made of glass or plastic and can be used as a light transmission tool. The transmission principle is 'total reflection of light', and has wide application in the field of communication. In the construction and maintenance process of laying optical fibers, welding operation is often required for the optical fibers, and pretreatment is required for the optical fibers before the welding operation, wherein the pretreatment stage of the optical fibers refers to the process of stripping a protective layer (made of insulating materials) of the optical fibers before the optical fibers are welded and removing a fiber core coating layer, and the fiber core coating layer is a layer of elastic coating material solidified by ultraviolet light and consists of acrylic ester, silicone rubber, nylon and the like in order to prevent dust pollution while the glass optical fibers are pulled out by a prefabricated rod.

Currently, manual cold stripping is mainly adopted for stripping the protective layer and the coating layer of the optical fiber, and is usually carried out by using a miller clamp, and the defects are that: the coating layer cannot be removed at one time, the optical fiber is easy to scratch or break, secondary damage is caused to the optical fiber when the tensile force is removed, and the coating layer of one optical fiber can be stripped at one time; the use of miller pliers also tends to result in poor fiber stripping efficiency and quality due to worker fatigue.

Disclosure of Invention

The utility model aims to provide an optical fiber thermal stripper which can solve the technical problems.

The utility model provides an optical fiber thermal stripper which comprises an upper pressing plate and a lower pressing plate, wherein the tail end of the upper pressing plate is hinged with the tail end of the lower pressing plate through a damping rotating shaft, a first heating plate is arranged on the upper surface of the lower pressing plate, a second heating plate corresponding to the first heating plate is arranged on the lower surface of the upper pressing plate, a lower blade perpendicular to the first heating plate is arranged on the side surface of the first heating plate, an upper blade perpendicular to the second heating plate is arranged on the side surface of the second heating plate, cutting edges of the upper blade and the lower blade are arranged in opposite directions, and a stripping space for an optical fiber to pass through is formed by surrounding when the upper blade and the lower blade are mutually close.

Further, both sides of the first heating piece and the second heating piece are respectively provided with a lower blade and an upper blade, the lower blade and the upper blade on one side form a blade group for the bundle optical fibers, and the lower blade and the upper blade on the other side form a blade group for the bare fibers.

Further, the gap between the upper blade and the lower blade in the blade set for the bundle optical fiber is larger than the gap between the upper blade and the lower blade in the blade set for the bare fiber.

Further, the side face, far away from the damping rotating shaft, of the lower pressing plate is rotationally connected with a hook, the side face, far away from the damping rotating shaft, of the upper pressing plate is provided with a hook seat matched with the hook, and fixation between the upper pressing plate and the lower pressing plate is completed through matching of the hook and the hook seat.

Further, a self-resetting key switch for controlling the heating plate to work is arranged on the lower pressing plate.

Further, the first heating plate and the second heating plate are both ceramic heating plates.

Further, the upper blade and the lower blade are made of cast iron materials.

Further, the upper pressing plate and the lower pressing plate are respectively provided with a heat dissipation opening for dissipating heat of the heating plate.

Further, the two sides of the first heating plate are provided with fixing plates for fixedly connecting the first heating plate with the lower pressing plate, and a space for placing optical fibers is formed between the fixing plates.

Further, the lower blade and the upper blade in the blade set for bare fibers are respectively provided with corresponding semicircular grooves at intervals, and the radiuses of the semicircular grooves at the upper side and the lower side are the same.

The beneficial effects are that:

according to the utility model, the upper pressing plate and the lower pressing plate are adopted to press the optical fibers and the heating plate is adopted to heat the optical fibers, the blades arranged on the side surfaces of the heating plate are used to cut the heated optical fiber protection layer or coating layer, the cut protection layer or coating layer is separated while the optical fibers are pulled out, and then the next optical fiber fusion welding work is carried out, so that the coating layer can be removed once, the damage to the optical fibers caused by peeling back and forth and direct hard pulling of the miller pliers is avoided, in addition, the coating layers of a plurality of optical fiber cores can be placed between the upper blades and the lower blades for once heating and peeling the plurality of coating layers, the peeling efficiency is accelerated, and the phenomena of low efficiency and low quality of the peeled optical fibers caused by fatigue of workers are avoided.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the overall structure of the front face of the present utility model;

FIG. 2 is a schematic view of the overall structure of the back surface of the present utility model.

Reference numerals illustrate: 1-upper pressing plate, 2-lower pressing plate, 201-first heating plate, 3-damping rotating shaft, 4-lower blade, 5-upper blade, 6-hook, 7-hook seat, 8-self-reset key switch, 9-heat dissipation port, 10-fixing plate and 11-semicircular groove.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between 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.

Example 1

1-2, the optical fiber thermal stripper comprises an upper pressing plate 1 and a lower pressing plate 2, wherein the tail end of the upper pressing plate 1 is hinged with the tail end of the lower pressing plate 2 through a damping rotating shaft 3, a first heating plate 201 is arranged on the upper surface of the lower pressing plate 2, fixing plates 10 for fixedly connecting the first heating plate 201 with the lower pressing plate 2 are arranged on two sides of the first heating plate 201, a space for placing optical fibers is formed between the fixing plates 10, a second heating plate corresponding to the first heating plate 201 is arranged on the lower surface of the upper pressing plate 1, the second heating plate protrudes out of the upper pressing plate 1, can be embedded between the fixing plates 10 when the upper pressing plate 1 is attached to the lower pressing plate 2, and can finish multi-angle heating of optical fibers, and the distance between the fixing plates 10 can be adaptively adjusted according to the length of a blade; the first heating plate and the second heating plate are ceramic heating plates, and the upper pressing plate 1 and the lower pressing plate 2 are respectively provided with a heat dissipation opening 9 for dissipating heat of the heating plates. The side face, far away from the damping rotating shaft 3, of the lower pressing plate 2 is rotationally connected with a hook 6, the side face, far away from the damping rotating shaft 3, of the upper pressing plate 1 is provided with a hook seat 7 matched with the hook 6, and fixation between the upper pressing plate 1 and the lower pressing plate 2 is completed through matching of the hook 6 and the hook seat 7.

The lower pressing plate 2 is provided with a self-resetting key switch 8 for controlling the operation of the heating plate, when the upper pressing plate 1 and the lower pressing plate 2 are closed, the upper pressing plate 1 is pressed to the self-resetting key switch 8 by adopting the hook 6 to fix the upper pressing plate and the lower pressing plate, the first heating plate and the second heating plate are controlled to start heating, so that the protective layer or the coating layer is rapidly softened and expanded, the mechanical strength and the toughness are reduced, and then the protective layer or the coating layer is cut off by the cutting edge. Because the self-resetting key switch 8 is already a mature prior art, the self-resetting key switch is widely applied to various mechanical equipment and electrical products, and the self-resetting key switch 8 and the electrical connection relation between the self-resetting key switch and a heating plate are not described in detail.

The two sides of the first heating piece 201 and the second heating piece are respectively provided with a lower blade 4 and an upper blade 5, the lower blade 4 and the upper blade 5 on one side form a blade group for the bundle optical fibers, and the lower blade 4 and the upper blade 5 on the other side form a blade group for the bare fibers. The cutting edges of the upper blade 5 and the lower blade 4 are arranged in opposite directions, when the upper blade 5 and the lower blade 4 are close to each other, a stripping space for the optical fiber to pass through is formed, and the upper blade 5 and the lower blade 4 are made of cast iron materials.

The gap between the upper blade and the lower blade in the blade set for the bundle optical fibers is larger than the gap between the upper blade and the lower blade in the blade set for the bare fibers. The gap between the upper blade and the lower blade depends on the diameter of the optical fiber, and when the protective layer of the optical fiber is stripped, the blade is preferably penetrated through the protective layer without contacting the coating layer, and when the coating layer of the optical fiber is stripped, the blade is preferably penetrated through the coating layer without contacting the core. Specifically, the cutting edges of the upper blade 5 and the lower blade 4 in the blade set for the bundle-shaped optical fiber are of a linear structure, and when the protective layer is cut, the outer surface of the protective layer is not completely cut, but the toughness of the protective layer is reduced after heating, and the part which is still connected is broken by pulling the hand-held optical fiber on the side outside the thermal stripper, so that the protective layer is also broken when the optical fiber is taken out. Corresponding semicircular grooves 11 are formed in the lower blade 4 and the upper blade 5 of the blade set for bare fibers at intervals, the radiuses of the semicircular grooves 11 on the upper side and the lower side are the same, the diameter of a circle formed by the upper semicircular groove 11 and the lower semicircular groove 11 is slightly larger than that of a fiber core, the cutting edge is not contacted with the fiber core, after heating is finished, the fiber core is pulled through the side, outside the heat stripper, of the handheld optical fiber, and the fiber core is exposed when the optical fiber is taken out.

The working and using processes are as follows:

firstly, the upper pressing plate 1 and the lower pressing plate 2 are in an open state, the bundled optical fibers are placed on a first heating plate through the side of a blade group for the bundled optical fibers according to the cutting length, the upper pressing plate 1 and the lower pressing plate 2 are closed, a hook 6 is rotated to be combined with a hook seat 7, at the moment, the first heating plate 201 starts to heat, after heating is finished, the optical fibers are pulled through holding the optical fibers at one side outside a heat stripper, and a protective layer is also fallen off when the optical fibers are taken out; then, separate upper platen 1 and holding down plate 2, the key switch that resets certainly at this moment pops off, the heating plate stops the heating, take out the protective layer that drops, put the many bare fibers that leak respectively in the semi-circular recess 11 that is equipped with on the blade 4 down in the blade group for bare fibers, with upper platen 1 and holding down plate closure 1, the heating of this moment first heating plate begins, wait to heat after accomplishing, equally be through holding optic fibre and be located one side outside the heat stripper and drag, when taking out optic fibre, the optic fibre core exposes.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. The utility model provides a fiber heat stripper, its characterized in that includes top board and holding down plate, the end of top board with the end of holding down plate passes through damping pivot and articulates, the last surface mounting of holding down plate has first heating piece, the lower surface of top board be equipped with the corresponding second heating piece of first heating piece, the side of first heating piece is equipped with rather than vertically lower blade, the side of second heating piece is equipped with rather than vertically upper blade, the cutting edge of upper blade and lower blade sets up in opposite directions, enclose when upper blade and lower blade are close to each other and close and form the peeling space that supplies optic fibre to pass.

2. The optical fiber heat stripper according to claim 1, wherein both sides of the first heating plate and the second heating plate are respectively provided with a lower blade and an upper blade, the lower blade and the upper blade on one side form a blade group for bundled optical fibers, and the lower blade and the upper blade on the other side form a blade group for bare fibers.

3. The optical fiber heat stripper of claim 2, wherein a gap between an upper blade and a lower blade in the bundle fiber bladeset is greater than a gap between an upper blade and a lower blade in the bare fiber bladeset.

4. The optical fiber heat stripper according to claim 1, wherein the side surface of the lower pressing plate far away from the damping rotating shaft is rotatably connected with a hook, the side surface of the upper pressing plate far away from the damping rotating shaft is provided with a hook seat matched with the hook, and the fixing between the upper pressing plate and the lower pressing plate is completed through the matching of the hook and the hook seat.

5. The optical fiber heat stripper according to claim 1, wherein the lower pressing plate is provided with a self-resetting key switch for controlling the operation of the heating plate.

6. The optical fiber heat stripper of claim 1 wherein the first and second heating plates are ceramic heating plates.

7. The optical fiber heat stripper of claim 1 wherein the upper blade and the lower blade are made of cast iron material.

8. The optical fiber heat stripper according to claim 1, wherein the upper pressing plate and the lower pressing plate are respectively provided with a heat radiation opening for radiating heat of the heating plate.

9. The optical fiber heat stripper according to claim 1, wherein the first heating plate is provided with fixing plates on both sides for fixedly connecting the first heating plate with the lower pressing plate, and a space for placing the optical fiber is formed between the fixing plates.

10. The optical fiber heat stripper according to claim 2, wherein the lower blade and the upper blade in the blade set for bare fibers are respectively provided with corresponding semicircular grooves at intervals, and the radii of the semicircular grooves on the upper side and the lower side are the same.