CN219370045U - Optical fiber outer quilt cutting device - Google Patents

Abstract

The utility model belongs to the technical field of light cutting, and provides an optical fiber coating cutting device, which comprises: cutting the positioning ring and the cutting knife; the utility model provides a round spout has been seted up on the cutting locating ring circumference lateral wall, the inside bilateral symmetry fixed mounting of spout has two sets of connecting rods, and the connecting rod separates the spout into the structure of two sections the same length, the spout inboard sets up to the through structure towards the direction at cutting locating ring center, the inside all slip of spout that is located the connecting rod both sides is provided with a set of sliding seat, threaded hole has been seted up at the middle part in the sliding seat, threaded hole inside threaded connection has the depth of cut regulation pole, the one end at the cutting locating ring center is passed the spout bottom and is extended to the cutting locating ring inboard and rotatory cutting knife board that is connected with arc structure to the depth of cut regulation pole, the cutting knife is installed to one side at cutting locating ring center to the cutting knife board, but accurate positioning when this device is used, accurate control depth of cut, and simple structure, convenient operation.

Description

Optical fiber outer quilt cutting device

Technical Field

The utility model belongs to the technical field of light cutting, and particularly relates to an optical fiber coating cutting device.

Background

The optical fiber is a light conduction tool achieved by utilizing the principle of total reflection of light in the fiber made of glass or plastic, the optical fiber is increasingly widely applied in the communication field from 3G to 4G, the demand is continuously increasing, and in the construction and maintenance process of optical fiber laying, the optical fiber is often required to be welded, and the outer coating of the optical fiber is required to be stripped before the optical fiber welding operation.

The existing mode of cutting and stripping the outer part of the optical fiber mostly adopts a manual fiber pliers mode to strip, when the mode is stripped, the fiber core of the optical fiber is extremely easy to damage due to the fact that the stripping depth cannot be accurately controlled, and according to daily experience analysis of the outer part of the optical fiber to be stripped, the optical fiber is generally fixed first, then the stripping knife rotates along the outer part of the optical fiber to carry out surrounding cutting, after the cutting is finished, the outer part of the optical fiber is directly dragged to strip from the outer side of the optical core, the optical fiber is required to be fixed first, then the stripping knife is used for surrounding stripping, in the process, the optical fiber is required to be fixed by a fixing device, when the stripping knife is controlled to carry out surrounding, the surrounding circle is required to be accurately connected, otherwise, the shape of the outer part to be cut is inaccurate, the follow-up welding operation of the optical fiber is influenced, but the device and the method required by the operation are required to be mutually accurately matched, the operation difficulty is high, and the rapid cutting and easy-stripping of the outer part of the optical fiber is required to be processed in a large quantity, so that the device is required to be designed.

Disclosure of Invention

An object of an embodiment of the present utility model is to provide an optical fiber coating cutting device, which aims to solve the above-mentioned problems.

The utility model is realized by a device for cutting the outer coating of an optical fiber, comprising: cutting the positioning ring and the cutting knife; a circle of sliding grooves are formed in the circumferential side wall of the cutting positioning ring, two groups of connecting rods are symmetrically and fixedly arranged on the two sides of the inner portion of the sliding grooves, the connecting rods divide the sliding grooves into two sections of structures with the same length, meanwhile, the inner sides of the sliding grooves are arranged to be of penetrating structures towards the center of the cutting positioning ring, a group of sliding seats are slidably arranged in the sliding grooves on the two sides of the connecting rods, threaded holes are formed in the middle portions of the sliding seats, cutting depth adjusting rods are connected with the inner threads of the threaded holes in a threaded manner, one ends of the cutting depth adjusting rods, which face the center of the cutting positioning ring, penetrate through the bottom of the sliding grooves to extend to the inner sides of the cutting positioning ring, are rotatably connected with cutting blades of arc structures, one sides of the cutting blades, which face the center of the cutting positioning ring, are installed with cutting blades, are arranged in the threaded holes to be lifted through rotation of the cutting depth adjusting rods, and then are rotatably connected between the cutting depth adjusting rods and the cutting blades, therefore, the cutting knife is adjusted to be away from the center of the cutting positioning ring, the cutting depth of the optical fiber outer cover arranged at the center of the cutting positioning ring is adjusted, after the depth adjustment is finished, the sliding seat is manually controlled to slide along the inside of the sliding groove, the cutting knives at two sides are utilized to move, the optical fiber outer cover arranged at the center of the cutting positioning ring is circularly cut and stripped, as the two symmetrical cutting knives are arranged at the outer sides of the optical fiber, the optical fiber outer cover is fixed by the cutting knife before the optical fiber outer cover is cut, so that the cutting knife can be stably cut and stripped, and meanwhile, the two cutting knives are arranged at the inner side of the cutting positioning ring to rotationally cut, the arc formed by cutting is ensured to be a complete circle, the accurate annular cutting and stripping operation is realized, the operation is not needed to be participated by excessive structural devices, the operation is simple, the cutting is accurate and the speed is high, the rapid cutting and use of the large-batch optical fiber coating can be realized.

According to the optical fiber coating cutting device, the optical fiber coating is placed in the cutting positioning ring, and then the cutting is performed while the optical fiber coating is fixed through the movable cutting knives on the two sides, so that the processes of fixing the optical fiber coating first and then cutting are realized, and meanwhile, the positioning screw and the locking nut are adopted to adjust the positions of the cutting knives on the two sides, so that the cutting knives on the two sides are cut to form two sections of arcs to form a finished circle, the accuracy of cutting the optical fiber coating is not affected, the follow-up welding operation is not affected, and meanwhile, the device is simple and compact in integral structure, convenient to operate and beneficial to rapid cutting and stripping of a large amount of optical fiber coating.

Drawings

Fig. 1 is a schematic view of a first view angle structure of an optical fiber coating cutting device.

Fig. 2 is a schematic view of a second view angle structure of an optical fiber coating cutting device.

Fig. 3 is a schematic diagram of a front view of an optical fiber coating cutting device.

FIG. 4 is an enlarged schematic view of the structure of A1 in FIG. 3;

in the accompanying drawings: the cutting device comprises a cutting positioning ring 10, a sliding chute 11, a connecting rod 12, a cutting knife 13, a cutting knife plate 14, a cutting depth adjusting rod 15, a sliding seat 16, a threaded hole 17, a rotating handle 18, a bracket mounting hole 19, a rotating rod 20, a rotating hole 21, a limiting block 22, a sliding rail 24, a sliding block 25, a positioning screw 26 and a locking nut 27.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Specific implementations of the utility model are described in detail below in connection with specific embodiments.

As shown in fig. 1-3, a structure diagram of an apparatus for cutting an outer coating of an optical fiber according to an embodiment of the present utility model includes: a cutting positioning ring 10 and a cutting knife 13; a circle of sliding grooves 11 are formed in the circumferential side wall of the cutting positioning ring 10, two groups of connecting rods 12 are symmetrically and fixedly arranged on two sides of the inside of the sliding grooves 11, the connecting rods 12 divide the sliding grooves 11 into two sections of structures with the same length, meanwhile, the directions of the inner sides of the sliding grooves 11 towards the center of the cutting positioning ring 10 are set to be penetrating structures, a group of sliding seats 16 are slidably arranged in the sliding grooves 11 positioned on two sides of the connecting rods 12, threaded holes 17 are formed in the middle parts in the sliding seats 16, cutting depth adjusting rods 15 are connected with the inner threads of the threaded holes 17, one ends of the cutting depth adjusting rods 15 towards the center of the cutting positioning ring 10 penetrate through the bottoms of the sliding grooves 11 to extend to the inner sides of the cutting positioning ring 10 and are rotatably connected with cutting blades 13 in an arc-shaped structure, the side of the cutting blades 14 towards the center of the cutting positioning ring 10 is provided with cutting blades 13, the cutting depth adjusting rods 15 are arranged in the threaded holes 17 in a lifting mode through rotation, then through the rotary connection between the cutting depth adjusting rod 15 and the cutting knife plate 14, the position of the cutting knife 13 away from the center of the cutting positioning ring 10 is adjusted, the cutting depth of the outer cover of the optical fiber positioned at the center of the cutting positioning ring 10 is adjusted, after the depth adjustment is finished, the sliding seat 16 is manually controlled to slide along the inside of the sliding groove 11, the outer cover of the optical fiber positioned at the center of the cutting positioning ring 10 is circularly cut and stripped by utilizing the movement of the cutting knives 13 at two sides, as the two symmetrical cutting knives 13 are arranged at the outer sides of the optical fiber, the outer cover of the optical fiber is fixed at the same time before the outer cover of the optical fiber is cut, so that the inner side of the cutting positioning ring 10 is rotationally cut by the cutting knives 13, the arc formed by cutting is ensured to be a complete circle, the accurate annular cutting and stripping operation is realized, the operation is simple, the cutting is accurate and the speed is high, and the rapid cutting of the large-batch optical fiber coating can be realized.

In the embodiment of the utility model, the sliding seat 16 is provided with the sliding blocks 25 at positions facing to the side walls of the two sides of the inside of the sliding groove 11, the inner wall of the sliding groove 11 corresponding to the sliding blocks 25 is provided with the annular sliding rail 24, and the sliding blocks 25 slide along the inside of the sliding rail 24, so that the sliding seat 16 can be kept to be arranged in the inside of the sliding groove 11 for moving;

offer a plurality of support mounting holes 19 on the lateral wall of cutting holding ring 10, the inside dismantlement formula of support mounting hole 19 installs the installation pole, through the installation pole installing support to place the use with cutting holding ring 10 steadily, perhaps set up corresponding optic fibre support frame on the mounting bracket, can keep the outer quilt of optic fibre one end to be placed in cutting holding ring 10 inside and cut when, can wholly guarantee the stability of optic fibre.

Referring to fig. 4, in an example of the present utility model, a rotary rod 20 is installed at the bottom end of a cutting depth adjusting rod 15, a limiting block 22 is installed at the bottom end of the rotary rod 20, a rotary hole 21 is formed in the middle of the top of a cutting blade 14 corresponding to the limiting block 22, the limiting block 22 is rotatably connected inside the rotary hole 21, and the distance between the cutting blade 13 and an optical fiber is controlled while the rotation adjusting height of the cutting depth adjusting rod 15 is ensured by the rotary connection of the limiting block 22 and the rotary hole 21; the outer end of the cutting depth adjusting rod 15 is provided with a rotating handle 18 which is convenient for rotating the cutting depth adjusting rod 15 to move;

because the rotary rod 20 is connected with the cutting blade 14 in a rotary mode, the cutting blade 14 is in an unstable device when the optical fiber is cut, the arc formed by cutting the cutting blades 13 on two sides is difficult to accurately guarantee to form a complete circle when the optical fiber is cut, therefore, a section of positioning screw 26 is arranged on the rotary rod 20 at the top of the limiting block 22, a lock nut 27 is connected to the positioning screw 26 in a threaded mode, when the cutting angle of the cutting blade 13 is adjusted, the limiting block 22 and the rotary hole 21 are kept to rotate through the pre-release positioning screw 26, then the cutting blade 13 is adjusted to an optimal angle, then the limiting block 22 and the rotary hole 21 are limited to rotate through the rotation lock nut 27, the cutting position of the cutting blade 13 is guaranteed to be accurate, meanwhile, when the height of the cutting depth adjusting rod 15 is adjusted, the cutting blade 13 can be directly controlled to be lifted and simultaneously rotated, and then according to the position, the cutting blade 13 can be independently adjusted again.

As a preferred embodiment of the present utility model, the side wall of the top of the cutting depth adjusting rod 15 is printed with graduation marks, which are used for accurately measuring the specific value of the lifting of the cutting depth adjusting rod 15, so as to accurately control the cutting depth of the optical fiber coating by the cutting knife 13.

In the above embodiment of the present utility model, the end of the optical fiber coating to be cut is placed inside the cutting positioning ring 10, then the rotating handles 18 at both sides are rotated to drive the cutting blades 13 at the bottom end of the cutting depth adjusting rod 15 to move outwards, meanwhile, according to the measurement size of the scale mark and the thickness of the optical fiber coating, the cutting depth of the cutting blades 13 is adjusted to be equal to the thickness of the coating, then the cutting blades 13 at both sides are rotated by the positioning screw 26 and the locking nut 27 to adjust the same to the optimal position, then the optical fiber coating is fixed, then the sliding seat 16 is manually pushed to rotate inside the sliding groove 11, the cutting blades 13 at both sides continuously perform rotary cutting on the optical fiber coating until the coating is completely stripped from the optical core, and finally the rotating handles 18 are reversely rotated to separate the cutting blades 13 from the optical fiber, thus completing a complete set of stripping cutting process for the optical fiber coating.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (6)

1. An optical fiber jacket cutting apparatus, comprising: cutting the positioning ring and the cutting knife; the utility model provides a cutting locating ring circumference lateral wall is last to have seted up the round spout, and the inside bilateral symmetry fixed mounting of spout has two sets of connecting rods, and the connecting rod separates the spout into the structure of two sections same length, the spout inboard sets up to the through structure towards the direction at cutting locating ring center, and the spout inside that is located the connecting rod both sides all slides and is provided with a set of sliding seat, and the screw hole has been seted up at the middle part in the sliding seat, and screw hole inside threaded connection has the cutting depth to adjust the pole, and the cutting depth is adjusted the one end towards cutting locating ring center and is passed spout bottom extension to cutting locating ring inboard and rotatory cutting knife board that is connected with arc structure, and the cutting knife is installed towards one side at cutting locating ring center to the cutting knife board.

2. The optical fiber coating cutting device according to claim 1, wherein the sliding seat is provided with sliding blocks at positions facing to side walls at two sides of the inside of the sliding groove, annular sliding rails are arranged on the inner walls of the sliding groove corresponding to the sliding blocks, and the sliding blocks slide along the inside of the sliding rails.

3. The optical fiber coating cutting device according to claim 2, wherein a plurality of bracket mounting holes are formed in the side wall of the cutting positioning ring, and mounting rods are detachably mounted in the bracket mounting holes.

4. The optical fiber coating cutting device according to claim 3, wherein the rotary rod is installed at the bottom end of the cutting depth adjusting rod, the limiting block is installed at the bottom end of the rotary rod, the rotary hole is formed in the middle of the top of the cutting knife board corresponding to the limiting block, and the limiting block is rotatably connected inside the rotary hole.

5. The device for cutting the outer cover of the optical fiber according to claim 4, wherein a section of positioning screw is arranged on the rotating rod at the top of the limiting block, and a locking nut is connected to the positioning screw in a threaded manner.

6. The device of claim 5, wherein the top side wall of the depth-of-cut adjustment lever is imprinted with graduation marks.